1 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3 PR rtl-optimization/78437
4 * ree.c (get_uses): New function.
5 (combine_reaching_defs): When a copy is needed, return false if any
6 reaching use of the source register reads it in a mode larger than
7 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
9 2016-11-24 Martin Liska <mliska@suse.cz>
11 * gimple-pretty-print.c (dump_edge_probability): New function.
12 (dump_gimple_switch): Dump label edge probabilities.
13 (dump_gimple_cond): Likewise.
14 (dump_gimple_label): Dump
15 (dump_gimple_bb_header): Dump basic block frequency.
16 (pp_cfg_jump): Replace e->dest argument with e.
17 (dump_implicit_edges): Likewise.
18 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
19 Use gimple_bb (at) instead of at->bb.
21 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
23 * common.opt (flimit-function-alignment): New.
24 * doc/invoke.texi (-flimit-function-alignment): Document.
25 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
26 * final.c (shorten_branches): Set it.
27 * varasm.c (assemble_start_function): Limit alignment if
30 2016-11-24 Richard Biener <rguenther@suse.de>
32 PR tree-optimization/71595
33 * cfgloopmanip.h (remove_path): Add irred_invalidated and
34 loop_closed_ssa_invalidated parameters, defaulted to NULL.
35 * cfgloopmanip.c (remove_path): Likewise, pass them along to
36 called functions. Only fix irred flags if the caller didn't
38 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
39 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
42 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
44 PR rtl-optimization/78120
45 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
46 cases, and additionally test against max_seq_cost for speed
48 (noce_process_if_block): Compute an estimate for the original cost when
49 optimizing for speed, using the minimum of then and else block costs.
51 PR rtl-optimization/78120
52 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
54 PR rtl-optimization/78120
55 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
57 2016-11-24 Bin Cheng <bin.cheng@arm.com>
59 * match.pd: Refine type conversion in result expr for below pattern:
60 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
62 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
65 * tree.h (wi::fits_to_boolean_p): New predicate.
66 (wi::fits_to_tree_p): Use it for boolean types.
67 * tree.c (int_fits_type_p): Likewise.
69 2016-11-24 Martin Liska <mliska@suse.cz>
71 * print-tree.c (struct bucket): Remove.
72 (print_node): Add new argument which drives whether a tree node
73 is printed briefly or not.
74 (debug_tree): Replace a custom hash table with hash_set<T>.
75 * print-tree.h (print_node): Add the argument.
77 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
79 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
81 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
84 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
85 if it is at least NREGS wide.
87 2016-11-23 Joseph Myers <joseph@codesourcery.com>
89 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
90 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
91 TFmode, IFmode and KFmode.
93 2016-11-23 Joseph Myers <joseph@codesourcery.com>
95 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
98 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
100 * combine.c (change_zero_ext): Only change the mode of a hard register
101 destination if can_change_dest_mode holds for that.
103 2016-11-23 Jeff Law <law@redhat.com>
105 * varasm.c (assemble_name): Increase buffer size for name.
107 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
109 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
111 * doc/extend.texi: Constify first argument to __builtin_object_size.
113 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
115 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
116 to be used. Add brackets around macro argument.
118 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
120 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
122 2016-11-23 Jakub Jelinek <jakub@redhat.com>
125 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
126 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
128 2016-11-23 Jakub Jelinek <jakub@redhat.com>
131 * omp-low.c (build_outer_var_ref): Change lastprivate argument
132 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
133 on worksharing constructs, treat it like clauses on simd construct.
135 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
136 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
137 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
138 of true as last argument to build_outer_var_ref.
140 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
142 * config/i386/i386.md (*movqi_internal): Calculate mode
143 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
144 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
145 (*k<logic><mode>): Calculate mode attribute depending on
146 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
147 (*andqi_1): Calculate mode attribute of alternative 3 depending
148 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
149 (kandn<mode>): Calculate mode attribute of alternative 2 depending
150 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
151 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
152 iterator. Calculate mode attribute of alternative 1 depending
153 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
154 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
155 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
157 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
160 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
161 * tree-vrp.c (extract_range_basic): Handle case for
164 2016-11-23 Jeff Law <law@redhat.com>
166 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
168 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
169 in boolean context warning.
171 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
173 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
176 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
177 (arm_fp16_type_node): ...This, make visibile.
178 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
180 (arm_init_simd_builtin_types): Likewise.
181 (arm_init_fp16_builtins): Likewise.
182 * config/arm/arm.c (arm_excess_precision): New.
183 (arm_floatn_mode): Likewise.
184 (TARGET_C_EXCESS_PRECISION): Likewise.
185 (TARGET_FLOATN_MODE): Likewise.
186 (arm_promoted_type): Only promote arm_fp16_type_node.
187 * config/arm/arm.h (arm_fp16_type_node): Declare.
189 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
191 * config/arm/arm.c (arm_convert_to_type): Delete.
192 (TARGET_CONVERT_TO_TYPE): Delete.
193 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
194 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
195 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
196 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
197 are in fast math mode, and have no single step hardware instruction.
198 (extendhfdf2): Only expand through SFmode if we don't have a
199 single-step hardware instruction.
200 * config/arm/vfp.md (*truncdfhf2): New.
201 (extendhfdf2): Likewise.
203 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
205 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
208 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
210 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
211 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
212 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
213 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
214 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
215 * doc/tm.texi: Regenerate.
216 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
218 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
220 * toplev.c (init_excess_precision): Delete most logic.
221 * tree.c (excess_precision_type): Rewrite to use
222 TARGET_EXCESS_PRECISION.
223 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
224 more generic fashion.
225 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
226 __STDC_WANT_IEC_60559_TYPES_EXT__.
228 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
230 * common.opt (fpermitted-flt-eval-methods): New.
231 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
232 * flag_types.h (permitted_flt_eval_methods): New.
234 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
236 * config/m68k/m68k.c (m68k_excess_precision): New.
237 (TARGET_C_EXCESS_PRECISION): Define.
239 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
241 * config/s390/s390.c (s390_excess_precision): New.
242 (TARGET_C_EXCESS_PRECISION): Define.
244 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
246 * config/i386/i386.c (ix86_excess_precision): New.
247 (TARGET_C_EXCESS_PRECISION): Define.
249 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
251 * target.def (excess_precision): New hook.
252 * target.h (flt_eval_method): New.
253 (excess_precision_type): Likewise.
254 * targhooks.c (default_excess_precision): New.
255 * targhooks.h (default_excess_precision): New.
256 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
257 * doc/tm.texi: Regenerate.
259 2016-11-23 Martin Sebor <msebor@redhat.com>
262 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
263 set the minimum number of bytes for an unknown string to zero.
265 2016-11-23 Martin Jambor <mjambor@suse.cz>
266 Martin Liska <mliska@suse.cz>
268 * hsa-builtins.def: New file.
269 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
270 * builtins.def: Include hsa-builtins.def.
271 (DEF_HSA_BUILTIN): New macro.
272 * dumpfile.h (OPTGROUP_OPENMP): Define.
273 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
274 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
275 GF_OMP_FOR_GRID_GROUP_ITER.
276 (gimple_omp_for_grid_phony): Added checking assert.
277 (gimple_omp_for_set_grid_phony): Likewise.
278 (gimple_omp_for_grid_intra_group): New function.
279 (gimple_omp_for_set_grid_intra_group): Likewise.
280 (gimple_omp_for_grid_group_iter): Likewise.
281 (gimple_omp_for_set_grid_group_iter): Likewise.
282 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
283 previosuly only distribute loop was permitted.
284 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
285 (grid_get_kernel_launch_attributes): Support multiple HSA grid
287 (grid_expand_omp_for_loop): Likewise and also support standalone
288 distribute constructs. New parameter INTRA_GROUP, updated both users.
289 (grid_expand_target_grid_body): Support standalone distribute
291 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
292 (pass_data_expand_omp_ssa): Likewise.
293 (pass_data_omp_device_lower): Likewsie.
294 (pass_data_lower_omp): Likewise.
295 (pass_data_diagnose_omp_blocks): Likewise.
296 (pass_data_oacc_device_lower): Likewise.
297 (pass_data_omp_target_link): Likewise.
298 (grid_lastprivate_predicate): New function.
299 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
301 (lower_omp_for): Support standalone distribute constructs.
302 (grid_prop): New type.
303 (grid_safe_assignment_p): Check for assignments to group_sizes, new
305 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
307 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
308 optimization info messages.
309 (grid_find_single_omp_among_assignments): Likewise.
310 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
311 (grid_parallel_clauses_gridifiable): New function.
312 (grid_inner_loop_gridifiable_p): Likewise.
313 (grid_dist_follows_simple_pattern): Likewise.
314 (grid_gfor_follows_tiling_pattern): Likewise.
315 (grid_call_permissible_in_distribute_p): Likewise.
316 (grid_handle_call_in_distribute): Likewise.
317 (grid_dist_follows_tiling_pattern): Likewise.
318 (grid_target_follows_gridifiable_pattern): Support standalone
319 distribute constructs.
320 (grid_var_segment): New enum.
321 (grid_mark_variable_segment): New function.
322 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
323 if a new argument says so.
324 (grid_process_grid_body): New function.
325 (grid_eliminate_combined_simd_part): Likewise.
326 (grid_mark_tiling_loops): Likewise.
327 (grid_mark_tiling_parallels_and_loops): Likewise.
328 (grid_process_kernel_body_copy): Support standalone distribute
330 (grid_attempt_target_gridification): New grid variable holding overall
331 gridification state. Support standalone distribute constructs and
333 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
334 * hsa.h (hsa_bb): Add method method append_phi.
335 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
336 occurences in all files too.
337 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
338 (is_a_helper <hsa_insn_br *>::test): New function.
339 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
341 (hsa_insn_signal): Make a direct descendant of
342 hsa_insn_basic. Add memorder constructor parameter and
343 m_memory_order and m_signalop member variables.
344 (hsa_insn_queue): Changed constructor parameters to common form.
345 Added m_segment and m_memory_order member variables.
346 (hsa_summary_t): Add private member function
347 process_gpu_implementation_attributes.
348 (hsa_function_summary): Rename m_binded_function to
350 (hsa_insn_basic_p): Remove typedef.
351 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
352 (hsa_op_reg_p): Remove typedef.
353 (hsa_function_representation): Change hsa_op_reg_p into plain
355 (hsa_insn_phi): Removed new and delete operators.
356 (hsa_insn_br): Likewise.
357 (hsa_insn_cbr): Likewise.
358 (hsa_insn_sbr): Likewise.
359 (hsa_insn_cmp): Likewise.
360 (hsa_insn_mem): Likewise.
361 (hsa_insn_atomic): Likewise.
362 (hsa_insn_signal): Likewise.
363 (hsa_insn_seg): Likewise.
364 (hsa_insn_call): Likewise.
365 (hsa_insn_arg_block): Likewise.
366 (hsa_insn_comment): Likewise.
367 (hsa_insn_srctype): Likewise.
368 (hsa_insn_packed): Likewise.
369 (hsa_insn_cvt): Likewise.
370 (hsa_insn_alloca): Likewise.
371 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
372 (process_gpu_implementation_attributes): New function.
373 (link_functions): Move some functionality into it. Adjust after
374 renaming m_binded_functions to m_bound_functions.
375 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
376 to the list of instructions with no output registers.
377 (get_in_type): Return this if it is a register of
379 (hsa_get_declaration_name): Moved to...
380 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
381 temporary string on an obstack instead from ggc.
382 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
383 down to two overloads.
384 (hsa_allocp_operand_address): Removed.
385 (hsa_allocp_operand_immed): Likewise.
386 (hsa_allocp_operand_reg): Likewise.
387 (hsa_allocp_operand_code_list): Likewise.
388 (hsa_allocp_operand_operand_list): Likewise.
389 (hsa_allocp_inst_basic): Likewise.
390 (hsa_allocp_inst_phi): Likewise.
391 (hsa_allocp_inst_mem): Likewise.
392 (hsa_allocp_inst_atomic): Likewise.
393 (hsa_allocp_inst_signal): Likewise.
394 (hsa_allocp_inst_seg): Likewise.
395 (hsa_allocp_inst_cmp): Likewise.
396 (hsa_allocp_inst_br): Likewise.
397 (hsa_allocp_inst_sbr): Likewise.
398 (hsa_allocp_inst_call): Likewise.
399 (hsa_allocp_inst_arg_block): Likewise.
400 (hsa_allocp_inst_comment): Likewise.
401 (hsa_allocp_inst_queue): Likewise.
402 (hsa_allocp_inst_srctype): Likewise.
403 (hsa_allocp_inst_packed): Likewise.
404 (hsa_allocp_inst_cvt): Likewise.
405 (hsa_allocp_inst_alloca): Likewise.
406 (hsa_allocp_bb): Likewise.
408 (hsa_init_data_for_cfun): Initialize obstack.
409 (hsa_deinit_data_for_cfun): Release memory of the obstack.
410 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
411 (hsa_op_reg::operator new): Likewise.
412 (hsa_op_address::operator new): Likewise.
413 (hsa_op_code_list::operator new): Likewise.
414 (hsa_op_operand_list::operator new): Likewise.
415 (hsa_insn_basic::operator new): Likewise.
416 (hsa_insn_phi::operator new): Likewise.
417 (hsa_insn_br::operator new): Likewise.
418 (hsa_insn_sbr::operator new): Likewise.
419 (hsa_insn_cmp::operator new): Likewise.
420 (hsa_insn_mem::operator new): Likewise.
421 (hsa_insn_atomic::operator new): Likewise.
422 (hsa_insn_signal::operator new): Likewise.
423 (hsa_insn_seg::operator new): Likewise.
424 (hsa_insn_call::operator new): Likewise.
425 (hsa_insn_arg_block::operator new): Likewise.
426 (hsa_insn_comment::operator new): Likewise.
427 (hsa_insn_srctype::operator new): Likewise.
428 (hsa_insn_packed::operator new): Likewise.
429 (hsa_insn_cvt::operator new): Likewise.
430 (hsa_insn_alloca::operator new): Likewise.
431 (hsa_init_new_bb): Likewise.
432 (hsa_bb::append_phi): New function.
433 (gen_hsa_phi_from_gimple_phi): Use it.
434 (get_symbol_for_decl): Fix dinstinguishing between
435 global and local functions. Put local variables into a segment
436 according to their attribute or static flag, if there is one.
437 (hsa_insn_br::hsa_insn_br): New.
438 (hsa_insn_br::operator new): Likewise.
439 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
440 (query_hsa_grid_nodim): New function.
441 (multiply_grid_dim_characteristics): Likewise.
442 (gen_get_num_threads): Likewise.
443 (gen_get_num_teams): Reimplemented.
444 (gen_get_team_num): Likewise.
445 (gen_hsa_insns_for_known_library_call): Updated calls to the above
447 (get_memory_order_name): Removed.
448 (get_memory_order): Likewise.
449 (hsa_memorder_from_tree): New function.
450 (gen_hsa_ternary_atomic_for_builtin): Renamed to
451 gen_hsa_atomic_for_builtin, can also create signals.
452 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
453 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
454 (hsa_insn_atomic): Fix function comment.
455 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
456 ancestor constructor and initialization of new member variables.
457 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
459 (hsa_get_host_function): Handle functions with no bound CPU
460 implementation. Fix binded to bound.
461 (get_brig_function_name): Likewise.
462 (HSA_SORRY_ATV): Remove semicolon after macro.
463 (HSA_SORRY_AT): Likewise.
464 (omp_simple_builtin::generate): Add missing semicolons.
465 (hsa_insn_phi::operator new): Removed.
466 (hsa_insn_br::operator new): Likewise.
467 (hsa_insn_cbr::operator new): Likewise.
468 (hsa_insn_sbr::operator new): Likewise.
469 (hsa_insn_cmp::operator new): Likewise.
470 (hsa_insn_mem::operator new): Likewise.
471 (hsa_insn_atomic::operator new): Likewise.
472 (hsa_insn_signal::operator new): Likewise.
473 (hsa_insn_seg::operator new): Likewise.
474 (hsa_insn_call::operator new): Likewise.
475 (hsa_insn_arg_block::operator new): Likewise.
476 (hsa_insn_comment::operator new): Likewise.
477 (hsa_insn_srctype::operator new): Likewise.
478 (hsa_insn_packed::operator new): Likewise.
479 (hsa_insn_cvt::operator new): Likewise.
480 (hsa_insn_alloca::operator new): Likewise.
481 (get_symbol_for_decl): Accept CONST_DECLs, put them to
483 (gen_hsa_addr): Also process CONST_DECLs.
484 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
486 (gen_hsa_unary_operation): Make sure the function does
487 not use bittype source type for firstbit and lastbit operations.
488 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
490 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
492 (emit_branch_insn): Renamed to emit_cond_branch_insn.
493 Emit the width stored in the class.
494 (emit_generic_branch_insn): New function.
495 (emit_insn): Call emit_generic_branch_insn.
496 (emit_signal_insn): Remove obsolete comment. Update
497 member variable name, pick a type according to profile.
498 (emit_alloca_insn): Remove obsolete comment.
499 (emit_atomic_insn): Likewise.
500 (emit_queue_insn): Get segment and memory order from the IR object.
501 (hsa_brig_section): Make allocate_new_chunk, chunks
502 and cur_chunk provate, add a default NULL parameter to add method.
503 (hsa_brig_section::add): Added a new parameter, store pointer to
504 output data there if it is non-NULL.
505 (emit_function_directives): Use this new parameter instead of
506 calculating the pointer itself, fix function comment.
507 (hsa_brig_emit_function): Add forgotten endian conversion.
508 (hsa_output_kernels): Remove unnecessary building of
509 kernel_dependencies_vector_type.
510 (emit_immediate_operand): Declare.
511 (emit_directive_variable): Also emit initializers of CONST_DECLs.
512 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
513 (verify_function_arguments): Properly detect variadic
515 * hsa-dump.c (hsa_width_specifier_name): New function.
516 (dump_hsa_insn_1): Dump generic branch instructions, update signal
517 member variable name. Special dumping for queue objects.
518 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
519 m_binded_functions to m_bound_functions. Copy externally visible flag
521 (ipa_hsa_write_summary): Likewise.
522 (ipa_hsa_read_section): Likewise.
524 2016-11-23 Richard Biener <rguenther@suse.de>
526 PR tree-optimization/78396
527 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
528 vectorize try vectorizing an if-converted body using BB vectorization.
530 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
531 Alan Hayward <alan.hayward@arm.com>
532 David Sherwood <david.sherwood@arm.com>
534 * rtlanal.c (subreg_get_info): Use more local variables.
535 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
536 occupies at least one register. Assume that full hard registers
537 have consistent endianness. Share previously-duplicated if block.
538 Rework the main handling so that it operates on independently-
539 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
540 to check lowpart offsets, without trying to find an equivalent
541 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
542 as a final register-endianness correction.
544 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
550 * combine.c (make_compound_operation_int): Do not convert a subreg of
551 a non-constant logical shift right to a zero_extract. Handle the case
552 where some zero bits have been shifted into the range covered by that
555 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
556 Alan Hayward <alan.hayward@arm.com>
557 David Sherwood <david.sherwood@arm.com>
559 * rtl.h (subreg_size_offset_from_lsb): Declare.
560 (subreg_offset_from_lsb): New function.
561 (subreg_size_lowpart_offset): Declare.
562 (subreg_lowpart_offset): Turn into an inline function.
563 (subreg_size_highpart_offset): Declare.
564 (subreg_highpart_offset): Turn into an inline function.
565 * emit-rtl.c (subreg_size_lowpart_offset): New function.
566 (subreg_size_highpart_offset): Likewise
567 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
569 2016-11-23 Richard Biener <rguenther@suse.de>
571 PR tree-optimization/78482
572 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
573 (remove_forwarder_block_with_phi): When merging with a loop
574 header creates a new latch reset number of iteration information
577 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
579 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
580 (*ashrsi3_extend0): ...this. Accept constant integers.
581 (*ashrsi3_extend2): Rename to...
582 (*ashrsi3_extend1): ...this.
583 (*ashrsi3_extend2): New pattern.
584 (*lshrsi3_extend1): Accept constant integers.
585 (*lshrsi3_extend2): Fix condition on operand 2.
587 2016-11-23 Martin Liska <mliska@suse.cz>
589 * config/i386/i386.c: Initialize function pointer to NULL.
591 2016-11-23 Bin Cheng <bin.cheng@arm.com>
593 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
594 for A == C1 ? A : C2 to below.
595 * match.pd: Move from above to here:
596 (cond (eq (convert1? x) c1) (convert2? x) c2)
597 -> (cond (eq x c1) c1 c2).
599 2016-11-23 Bin Cheng <bin.cheng@arm.com>
601 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
602 for A cmp C1 ? A : C2 to below, also simplify remaining code.
603 * match.pd: Move and extend simplification from above to here:
604 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
605 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
606 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
608 2016-11-23 Martin Liska <mliska@suse.cz>
609 Martin Jambor <mjambor@suse.cz>
611 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
613 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
616 * opts.c (finish_options): Set -fsyntax-only if running self tests.
618 2016-11-23 Richard Biener <rguenther@suse.de>
621 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
622 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
624 2016-11-23 Richard Biener <rguenther@suse.de>
627 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
630 2016-11-23 Richard Biener <rguenther@suse.de>
631 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
633 PR tree-optimization/78154
634 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
635 returns it's argument and the argument is nonnull.
636 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
637 ATT_RETNONNULL_NOTHROW_LEAF.
638 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
639 ATTR_RETNONNULL_NOTHROW_LEAF.
640 (BUILT_IN_STPCPY): Likewise.
641 (BUILT_IN_STPNCPY): Likewise.
642 (BUILT_IN_MEMPCPY_CHK): Likewise.
643 (BUILT_IN_STPCPY_CHK): Likewise.
644 (BUILT_IN_STPNCPY_CHK): Likewise.
645 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
646 (BUILT_IN_STRNCAT): Likewise.
647 (BUILT_IN_STRNCPY): Likewise.
648 (BUILT_IN_MEMSET_CHK): Likewise.
649 (BUILT_IN_STRCAT_CHK): Likewise.
650 (BUILT_IN_STRCPY_CHK): Likewise.
651 (BUILT_IN_STRNCAT_CHK): Likewise.
652 (BUILT_IN_STRNCPY_CHK): Likewise.
654 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
656 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
657 * fold-const.h (tree_expr_nonzero_p) : Declare.
658 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
660 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
662 * system.h (HAVE_DESIGNATED_INITIALIZERS,
663 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
665 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
666 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
667 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
669 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
672 * config/avr/constraints.md (Csp): Widen range to [-11..6].
673 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
674 of RCALLs in prologue to 3.
676 2016-11-22 Michael Collison <michael.collison@arm.com>
678 * config/aarch64/aarch64-protos.h
679 (aarch64_and_split_imm1, aarch64_and_split_imm2)
680 (aarch64_and_bitmask_imm): New prototypes
681 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
682 New overloaded function to create bit mask covering the
683 lowest to highest bits set.
684 (aarch64_and_split_imm2): New overloaded functions to create bit
685 mask of zeros between first and last bit set.
686 (aarch64_and_bitmask_imm): New function to determine if a integer
687 is a valid two instruction "and" operation.
688 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
689 allowing wider range of constants with "and" operations.
690 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
691 "and" operator from matching restricted constant range used for
692 ior and xor operators.
693 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
694 for constants in "and" operantions.
695 (UsP constraint): New DImode constraint for constants
697 * config/aarch64/iterators.md (lconst2): New mode iterator.
698 (LOGICAL2): New code iterator.
699 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
701 (aarch64_logical_and_operand): New predicate allowing extended
702 constants for "and" operations.
704 2016-11-22 Walter Lee <walt@tilera.com>
706 * config/tilegx/tilegx.md (trap): New pattern.
707 * config/tilepro/tilepro.md (trap): Likewise.
709 2016-11-22 Walter Lee <walt@tilera.com>
711 * config/tilegx/tilegx.md (*zero_extract): Use
712 define_insn_and_split instead of define_insn; Handle pos + size >
714 (*sign_extract): Likewise.
716 2016-11-22 Marek Polacek <polacek@redhat.com>
718 PR tree-optimization/78455
719 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
721 2016-11-22 Ian Lance Taylor <iant@golang.org>
725 * godump.c (go_format_type): Always pass alignment as 1 when
726 calling go_append_padding at end of struct/union.
728 2016-11-22 Jakub Jelinek <jakub@redhat.com>
731 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
732 _mm512_setzero_hi): Removed.
733 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
734 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
735 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
736 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
737 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
738 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
739 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
740 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
741 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
742 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
743 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
744 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
745 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
746 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
747 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
748 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
749 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
750 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
751 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
752 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
753 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
754 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
755 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
756 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
757 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
758 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
759 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
760 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
761 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
762 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
763 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
764 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
765 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
766 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
767 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
768 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
769 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
770 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
771 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
772 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
773 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
774 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
775 _mm512_setzero_qi or _mm512_setzero_hi.
776 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
777 _mm512_maskz_dbsad_epu8): Formatting fixes.
778 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
779 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
780 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
781 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
782 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
783 _mm512_setzero_qi or _mm512_setzero_hi.
785 2016-11-22 Nathan Sidwell <nathan@acm.org>
787 * gcc-ar.c (main): Fix indentation.
788 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
789 * ggc-page.c (move_ptes_to_front): Fix formatting.
790 * hsa-dump.c (dump_has_cfun): Fix indentation.
791 * sel-sched-ir.h: Remove trailing blank lines.
793 2016-11-22 Jakub Jelinek <jakub@redhat.com>
794 Alexander Monakov <amonakov@ispras.ru>
796 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
797 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
798 (omp_clause_code_name): Add _simt_ name.
799 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
800 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
801 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
802 (scan_omp_simd): New function.
803 (scan_omp_1_stmt): Use it in target regions if needed.
804 (omp_max_vf): Don't max with omp_max_simt_vf.
805 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
806 OMP_CLAUSE__SIMT_ is present.
807 (lower_rec_input_clauses): Compute maybe_simt from presence of
809 (lower_lastprivate_clauses): Likewise.
810 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
811 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
812 * internal-fn.def (GOMP_USE_SIMT): New internal function.
813 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
815 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
817 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
818 (expand_GOMP_SIMT_VF): New.
819 (expand_GOMP_SIMT_LAST_LANE): New.
820 (expand_GOMP_SIMT_ORDERED_PRED): New.
821 (expand_GOMP_SIMT_VOTE_ANY): New.
822 (expand_GOMP_SIMT_XCHG_BFLY): New.
823 (expand_GOMP_SIMT_XCHG_IDX): New.
824 * internal-fn.def (GOMP_SIMT_LANE): New.
826 (GOMP_SIMT_LAST_LANE): New.
827 (GOMP_SIMT_ORDERED_PRED): New.
828 (GOMP_SIMT_VOTE_ANY): New.
829 (GOMP_SIMT_XCHG_BFLY): New.
830 (GOMP_SIMT_XCHG_IDX): New.
831 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
832 (create_omp_child_function): ...here. Set "omp target entrypoint"
833 or "omp declare target" attribute based on is_gimple_omp_offloaded.
834 (omp_max_simt_vf): New. Use it...
835 (omp_max_vf): ...here.
836 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
837 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
838 (lower_omp_ordered): Likewise, for "ordered" lowering.
839 (expand_omp_simd): Add SIMT transforms.
840 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
841 (execute_omp_device_lower): New.
842 (pass_data_omp_device_lower): New.
843 (pass_omp_device_lower): New pass.
844 (make_pass_omp_device_lower): New.
845 * passes.def (pass_omp_device_lower): Position new pass.
846 * tree-pass.h (PROP_gimple_lomp_dev): Define.
847 (make_pass_omp_device_lower): Declare.
849 2016-11-22 Jakub Jelinek <jakub@redhat.com>
852 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
853 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
855 (_mm_maskz_load_epi64): Likewise.
856 (_mm_setzero_hi): Removed.
857 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
859 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
860 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
861 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
862 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
863 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
864 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
865 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
866 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
867 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
868 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
869 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
871 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
872 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
873 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
874 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
875 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
876 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
877 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
878 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
879 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
880 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
881 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
882 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
883 instead of _mm_setzero_hi.
884 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
885 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
886 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
887 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
888 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
889 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
890 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
891 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
892 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
893 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
894 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
895 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
896 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
897 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
898 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
899 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
900 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
901 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
902 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
903 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
904 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
905 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
906 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
907 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
908 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
909 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
911 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
912 instead of _mm_setzero_hi.
913 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
914 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
915 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
916 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
917 _mm_setzero_si128 instead of _mm_setzero_di.
918 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
919 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
920 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
921 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
922 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
923 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
924 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
925 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
926 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
927 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
928 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
929 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
930 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
931 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
932 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
933 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
934 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
935 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
936 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
937 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
938 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
939 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
940 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
941 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
942 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
943 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
944 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
945 _mm512_maskz_insertf32x8): Formatting fixes.
946 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
947 _mm_setzero_si128 instead of _mm_setzero_di.
948 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
949 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
950 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
951 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
952 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
953 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
954 _mm_setzero_si128 instead of _mm_setzero_di.
955 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
957 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
958 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
959 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
960 _mm_setzero_si128 instead of _mm_setzero_hi.
961 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
962 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
963 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
964 instead of _mm_setzero_di.
965 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
966 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
968 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
969 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
971 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
973 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
974 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
975 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
977 2016-11-22 Carl Love <cel@us.ibm.com>
979 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
980 equal and vector compare not equal. The vector compares take two
981 arguments of type vector bool char, vector bool short, vector bool int,
982 vector bool long long with the same return type.
983 * doc/extend.texi: Update built-in documentation file for the new
986 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
988 * Makefile.in ($(lang_checks_parallelized)): Fix detection
991 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
993 * config.gcc: Allow new rmprofile value for configure option
994 --with-multilib-list.
995 * config/arm/t-rmprofile: New file.
996 * doc/install.texi (--with-multilib-list): Document new rmprofile value
999 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1002 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1003 register operand in alternatives 4,5,6.
1005 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1008 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1009 in save register mask if it is needed.
1011 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1013 PR tree-optimization/78436
1014 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1015 (shift_bytes_in_array, shift_bytes_in_array_right,
1016 merged_store_group::apply_stores): Formatting fixes.
1017 (clear_bit_region): Likewise. Use memset.
1018 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1019 instead of EXPR and inerted instead of inserted. Use memset instead
1020 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1024 * expmed.c (expand_divmod): Use wide_int for computation of
1025 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1026 Use size <= HOST_BITS_PER_WIDE_INT instead of
1027 HOST_BITS_PER_WIDE_INT >= size.
1029 PR tree-optimization/78445
1030 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1031 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1032 is 1. Formatting fix.
1034 2016-11-22 Martin Liska <mliska@suse.cz>
1037 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1038 (sem_function::get_hash): Use the new field.
1039 (sem_function::parse): Remove an argument from ctor.
1040 (sem_variable::parse): Likewise.
1041 (sem_variable::get_hash): Use the new field.
1042 (sem_item_optimizer::read_section): Use new ctor and set hash.
1043 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1044 sem_variable::sem_variable, sem_function::sem_function.
1046 2016-11-21 Jeff Law <law@redhat.com>
1049 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1050 can_create_pseudo_p is true.
1052 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1055 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1056 *rotldi3_insert_7): New define_insns.
1058 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1060 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1061 so that DImode can be allocated to FP/vector registers in more
1062 cases, and we can avoid direct move operations. If the register
1063 needs reloading, prefer GPRs over FP/vector registers. In the
1064 case of FPR vs. Altivec registers, prefer FPR registers unless we
1065 have the ISA 3.0 reg+offset scalar instructions.
1066 (movdi_internal64): Likewise.
1068 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1071 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1072 for tmp simd array if DECL_NAME (parm) is NULL.
1074 2016-11-20 Jeff Law <law@redhat.com>
1077 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1079 * config/m68k/m68k.md (relational tests against 65535/65536): New
1082 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1084 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1086 2016-11-21 Martin Sebor <msebor@redhat.com>
1088 * doc/invoke.texi (-fprintf-return-value): Document that option
1089 is enabled by default.
1091 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1093 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1094 for-loop declaration of loop variable.
1095 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1096 * config/avr/avr.c (avr_popcount_each_byte)
1097 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1098 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1099 (avr_expand_epilogue, avr_function_arg_advance)
1100 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1101 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1102 (avr_adjust_reg_alloc_order, output_reload_in_const)
1103 (avr_conditional_register_usage, avr_find_unused_d_reg)
1104 (avr_map_decompose, avr_fold_builtin): Same.
1106 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1108 * config/avr/avr.c (avr_popcount): Remove static function.
1109 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1111 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1113 * arm.opt (mapcs-float): Delete option.
1114 * arm.c (arm_option_override): Remove hunk relating to
1116 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1118 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1120 * tree-tailcall.c (process_assignment): Simplify the check for
1121 a valid copy, allowing the source to be a local variable as
1122 well as an SSA name.
1123 (find_tail_calls): Allow copies between local variables to follow
1124 the call. Allow the result to be stored in any local variable,
1125 even if it's an aggregate.
1126 (eliminate_tail_call): Check whether the result is an SSA name
1127 before updating its SSA_NAME_DEF_STMT.
1129 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1131 PR preprocessor/78324
1132 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1133 -ftrack-macro-expansion has a value other than 2.
1135 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1137 PR rtl-optimization/78400
1138 * shrink-wrap.c (try_shrink_wrapping_separate): Call
1139 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
1140 and df_update_exit_block_uses.
1142 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1145 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
1146 new default-enabled warning..
1147 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
1148 (BT_PTR_CONST_STRING): Updated.
1149 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
1150 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
1151 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
1152 (strftime): Update builtin function.
1153 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
1154 * tree.h (const_tm_ptr_type_node): New type node.
1155 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
1156 const_tm_ptr_type_node.
1158 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1160 PR tree-optimization/78413
1161 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1162 inner and outer loop latches have single predecessors.
1164 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1167 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1168 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1170 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1172 * rtl.h: Adjust prototype.
1173 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1174 (dead_or_set_regno_p): Likewise.
1176 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1178 * rtl.h: Adjust prototype.
1179 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1181 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1183 * function.c (contains): Change argument type to rtx_insn *.
1184 (prologue_contains): Likewise.
1185 (epilogue_contains): Likewise.
1186 (prologue_epilogue_contains): Likewise.
1187 * function.h: Adjust prototype.
1189 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1191 * optabs.c (emit_libcall_block): Change argument type to
1193 * optabs.h: Adjust prototype.
1195 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1197 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1198 (fixup_reorder_chain): Adjust.
1199 * cfgrtl.h: Adjust prototype.
1201 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1203 * rtl.h: Adjust prototype.
1204 * rtlanal.c (replace_label_in_insn): Change argument type to
1207 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1209 * config/v850/v850.c (expand_prologue): Adjust.
1210 (expand_epilogue): Likewise.
1211 * expr.c (init_expr_target): Likewise.
1212 * genrecog.c (print_subroutine): Always make the argument type
1214 * recog.h: Adjust prototype.
1216 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1218 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1219 up variables to make some rtx_insn *.
1220 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1221 * config/arc/arc.c: Likewise.
1222 * config/arm/arm.c: Likewise.
1223 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1224 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1226 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1228 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1230 * config/arm/arm.c (legitimize_pic_address): Change to use
1231 rtx_insn * as the type of variables.
1232 (arm_pic_static_addr): Likewise.
1233 (arm_emit_movpair): Likewise.
1234 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1235 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1236 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1237 * config/frv/frv.md: Likewise.
1238 * config/i386/i386-protos.h: Likewise.
1239 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1240 (ix86_split_fp_branch): Likewise.
1241 (predict_jump): Likewise.
1242 * config/ia64/ia64.c: Likewise.
1243 * config/mcore/mcore.c: Likewise.
1244 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1245 * config/s390/s390.c: Likewise.
1246 * config/s390/s390.md: Likewise.
1247 * config/spu/spu.md: Likewise.
1248 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1249 * lower-subreg.c (resolve_simple_move): Likewise.
1251 2016-11-20 Jeff Law <law@redhat.com>
1254 * reload.h (struct target_reload): Make x_double_reg_address_ok
1256 * reload.c (find_reloads_address): Check if double_reg_address_ok
1257 is true for the mode of the memory reference.
1258 * reload1.c (init_reload): Initialize double_reg_address_ok for
1261 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1264 * tree-ssa-uninit.c: Define new global max_phi_args.
1265 (compute_uninit_opnds_pos): Use max_phi_args.
1266 (prune_uninit_phi_opnds): Same.
1267 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1268 missing NUM_PREDS in function comment.
1269 (can_one_predicate_be_invalidated_p): New.
1270 (can_chain_union_be_invalidated_p): New.
1271 (flatten_out_predicate_chains): New.
1272 (uninit_ops_invalidate_phi_use): New.
1273 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1275 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1277 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1278 * match.pd (A /[ex] B CMP C): New simplifications.
1280 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1282 * match.pd (0 / X, X / X, X % X): New simplifications.
1284 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1286 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1287 when checking if callee's isa flags are subset of caller's isa flags.
1288 Fix comment wording.
1290 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1291 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1292 instead and using = 0 instead of &= 0.
1294 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1295 ix86_add_new_builtins): Formatting fixes.
1296 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1297 (ix86_get_builtin): Likewise.
1299 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1300 don't initialize it, don't use it for the case where it isn't
1301 provable %{z} nor using the same argument, instead move merge
1302 argument into a new pseudo and use that as target. Formatting fixes.
1304 2016-11-19 Jeff Law <law@redhat.com>
1307 * config/m68k/m68k.md (bsetdreg): New pattern.
1308 (bchgdreg, bclrdreg): Likewise.
1310 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1313 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1314 instead of force_reg.
1315 (sh_expand_setmem): Likewise.
1317 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1319 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1321 2016-11-18 Walter Lee <walt@tilera.com>
1323 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1324 end-of-bundle marker for consecutive barriers.
1326 2016-11-18 Walter Lee <walt@tilera.com>
1328 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1330 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1333 * multiple_target.c (get_attr_len): Start with argnum and increment
1334 argnum on every arg. Use strchr in a loop instead of counting commas
1336 (get_attr_str): Increment argnum for every comma in the string.
1337 (separate_attrs): Use for instead of while loop, simplify.
1338 (expand_target_clones): Rename defenition argument to definition.
1339 Free attrs and attr_str even when diagnosing errors. Temporarily
1340 change input_location around targetm.target_option.valid_attribute_p
1341 calls. Don't emit warning or errors if that function fails.
1343 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1346 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1347 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1348 abbrev_opt_base_type_end only by increasing die_abbrev, before
1350 (optimize_abbrev_table): Don't change abbrev numbers of
1351 base types and CU or optimize implicit consts in them if
1352 calc_base_type_die_sizes has been called during build_abbrev_table.
1353 (calc_base_type_die_sizes): If abbrev_opt_start, set
1354 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1356 2016-11-18 Jeff Law <law@redhat.com>
1359 * config/m68k/m68k.c (moveq feeding equality comparison): New
1361 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1362 (equality_comparison_operator): Likewise.
1364 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1366 * rtlanal.c (load_extend_op): Move to...
1367 * rtl.h: ...here and make inline.
1369 2016-11-18 Terry Guo <terry.guo@arm.com>
1370 Thomas Preud'homme <thomas.preudhomme@arm.com>
1372 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1373 * config/arm/arm-opts.h: Include arm-flags.h.
1374 (struct arm_arch_core_flag): Define.
1375 (arm_arch_core_flags): Define.
1376 * config/arm/arm-protos.h: Include arm-flags.h
1377 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1378 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1379 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1380 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1381 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1382 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1383 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1384 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1385 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1386 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1387 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1388 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1389 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1390 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1391 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1392 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1393 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1394 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1395 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1396 ARM_FSET_CPU_SUBSET): Move to ...
1397 * config/arm/arm-flags.h: This new file.
1398 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1399 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1400 (TARGET_MODE_SPECS): Define.
1401 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
1403 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1405 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
1406 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
1407 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
1408 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
1409 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
1410 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
1411 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
1412 missing and make value unsigned.
1413 (arm_feature_set): Use unsigned entries instead of unsigned long.
1415 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1417 Re-apply after PR bootstrap/77359 is fixed:
1418 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1420 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1421 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
1424 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1427 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
1428 variables in functions calling alloca. Also update the ASCII
1430 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
1431 (STACK_DYNAMIC_OFFSET): Likewise.
1432 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
1433 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
1436 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1437 Alan Hayward <alan.hayward@arm.com>
1438 David Sherwood <david.sherwood@arm.com>
1440 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
1441 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
1442 (add_const_value_attribute): Likewise.
1443 * explow.c (plus_constant): Likewise.
1444 * expmed.c (expand_mult, make_tree): Likewise.
1445 * expr.c (convert_modes): Likewise.
1446 * loop-doloop.c (doloop_optimize): Likewise.
1447 * postreload.c (reload_cse_simplify_set): Likewise.
1448 * simplify-rtx.c (simplify_const_unary_operation): Likewise
1449 (simplify_binary_operation_1, simplify_const_binary_operation):
1451 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
1452 * wide-int.h: Update documentation to recommend rtx_mode_t
1453 instead of std::make_pair.
1455 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1456 Alan Hayward <alan.hayward@arm.com>
1457 David Sherwood <david.sherwood@arm.com>
1459 * tree.h (SET_DECL_MODE): New macro.
1460 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
1461 (expand_gimple_basic_block): Likewise.
1462 * function.c (split_complex_args): Likeise.
1463 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1464 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
1465 * stor-layout.c (layout_decl, relayout_decl): Likewise.
1466 (finish_bitfield_representative): Likewise.
1467 * tree.c (make_node_stat): Likewise.
1468 * tree-inline.c (remap_ssa_name): Likewise.
1469 (tree_function_versioning): Likewise.
1470 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
1471 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
1472 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1473 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
1474 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
1475 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
1476 * varasm.c (make_debug_expr_from_rtl): Likewise.
1478 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
1480 PR rtl-optimization/71785
1481 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
1482 (duplicate_computed_gotos): New function.
1483 (pass_duplicate_computed_gotos::execute): Rewrite.
1485 2016-11-17 Jeff Law <law@redhat.com>
1488 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
1489 barrier prior to deallocating the stack.
1491 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
1493 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
1494 to make better use of cmem loads in the case where a single bit is
1496 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
1498 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
1500 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
1502 (isa_names_table): Handle new features.
1504 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
1505 Andrew Senkevich <andrew.senkevich@intel.com>
1507 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
1508 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
1509 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
1510 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
1511 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
1512 * config/i386/avx5124fmapsintrin.h: New file.
1513 * config/i386/avx5124vnniwintrin.h: Ditto.
1514 * config/i386/constraints.md (h): New constraint.
1515 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
1516 * config/i386/driver-i386.c (host_detect_local_cpu):
1517 Detect avx5124fmaps, avx5124vnniw.
1518 * config/i386/i386-builtin-types.def: Add types
1519 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
1520 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
1521 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
1522 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
1523 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
1524 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
1525 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
1526 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
1527 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
1528 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
1529 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
1530 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
1531 __builtin_ia32_vp4dpwssds_mask): New.
1532 * config/i386/i386-c.c (ix86_target_macros_internal):
1533 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
1534 * config/i386/i386-modes.def: Fixed comment typos, added new
1535 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
1536 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
1538 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
1539 (ix86_option_override_internal): Handle new options.
1540 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
1542 (ix86_expand_builtin): Handle new builtins.
1543 (ix86_additional_allocno_class_p): New.
1544 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
1545 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
1546 (reg_class): Add MOD4_SSE_REGS.
1547 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
1548 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
1549 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
1550 avx5124vnniwintrin.h.
1551 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
1552 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
1553 (define_mode_iterator IMOD4): New.
1554 (define_mode_attr imod4_narrow): Ditto.
1555 (define_insn "mov<mode>"): Ditto.
1556 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
1557 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
1558 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
1559 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
1560 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
1561 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
1562 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
1563 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
1564 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
1565 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
1566 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
1567 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
1568 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
1569 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
1570 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
1571 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
1572 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
1573 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
1574 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
1575 * genmodes.c (mode_size_inline): Extend return type.
1576 * machmode.h (mode_size, mode_base_align): Extend type.
1578 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1581 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1582 the appropriate checks for SFmode/DFmode load/stores in GPR
1584 (fusion_addis_mem_combo_store): Likewise.
1585 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1586 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1587 d-form instructions for traditional Altivec registers.
1588 (emit_fusion_p9_load): Likewise.
1589 (emit_fusion_p9_store): Likewise.
1590 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1591 early clobber from scratch register. Do not match if the register
1592 being stored is the scratch register.
1593 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1594 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1595 instructions for traditional Altivec registers.
1596 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1597 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1598 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1600 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1603 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
1604 being live in the function and lr needing to be saved. Distinguish
1605 between already saved pushable registers and registers to push.
1606 Check for LR being an available pushable register.
1608 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1610 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
1611 string input is a string constant.
1612 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
1613 via cmpstrnsi even if neither string is constant.
1615 2016-11-17 Jakub Jelinek <jakub@redhat.com>
1618 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
1619 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
1620 instead, return false if it is NULL, or doesn't fit into uhwi, or
1621 is larger or equal to targetm.max_anchor_offset.
1623 2016-11-17 Pip Cet <pipcet@gmail.com>
1624 Eric Botcazou <ebotcazou@adacore.com>
1626 PR rtl-optimization/78355
1627 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
1628 needs to deal with unaligned accesses.
1629 * doc/tm.texi: Regenerate.
1630 * lra-constraints.c (simplify_operand_subreg): Only invoke
1631 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
1633 2016-11-17 David Malcolm <dmalcolm@redhat.com>
1635 * input.c (selftest::test_lexer_string_locations_long_line): New
1637 (selftest::test_lexer_string_locations_raw_string_multiline): New
1639 (selftest::input_c_tests): Call the new functions, via
1640 for_each_line_table_case.
1642 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1644 * config/aarch64/aarch64.md (mov<mode>): Call
1645 aarch64_split_dimode_const_store on DImode constant stores.
1646 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
1648 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
1651 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1652 Richard Biener <rguenther@suse.de>
1654 PR tree-optimization/77848
1655 * tree-if-conv.c (tree_if_conversion): Always version loops unless
1656 the user specified -ftree-loop-if-convert.
1658 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1661 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
1662 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
1663 *thumb2_strd_base_neg): Recognize insn regardless of
1664 current_tune->prefer_ldrd_strd.
1665 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
1668 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1670 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
1673 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1675 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
1677 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
1678 * config/arc/arc-cpus.def (quarkse_em): Add.
1679 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
1680 * config/arc/arc-opts.h (FPX_QK): Define.
1681 * config/arc/arc-tables.opt: Regenerate.
1682 * config/arc/arc.c (gen_compare_reg): Change.
1683 (arc_register_move_cost): Avoid Dy,Dx moves.
1684 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
1685 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
1686 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
1688 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
1689 (fix_truncsfsi2_fpu): Rename.
1690 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
1691 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
1692 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
1693 * config/arc/t-multilib: Regenerate.
1695 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
1697 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
1699 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
1700 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
1701 (avr_rtx_costs_1, extra_constraint_Q): Same.
1702 (avr_address_cost): Use SUBREG_P if possible.
1704 2016-11-17 Richard Biener <rguenther@suse.de>
1707 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
1708 non-local goto into CFG.
1710 2016-11-17 Richard Biener <rguenther@suse.de>
1712 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
1713 backward compatibility.
1714 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
1715 * tree-if-conv.c (pass_if_conversion::gate): Do not test
1716 flag_tree_loop_if_convert_stores.
1717 (pass_if_conversion::execute): Likewise.
1719 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1721 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
1722 const_double code before calling aarch64_float_const_zero_rtx_p.
1724 2016-11-17 Richard Biener <rguenther@suse.de>
1726 PR tree-optimization/78306
1727 * ipa-inline-analysis.c (initialize_inline_failed): Do not
1728 inhibit inlining if function calls cilk_spawn.
1729 (can_inline_edge_p): Likewise.
1731 2016-11-17 Richard Biener <rguenther@suse.de>
1734 * fold-const.c (negate_expr_p): Fix multiplication case.
1736 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
1739 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
1741 (TARGET_INIT_LIBFUNCS): Delete definition and...
1742 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
1745 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
1747 * config/netbsd-stdint.h: New.
1748 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
1749 (x86_64-*-netbsd*): Likewise.
1751 2016-11-16 Andrew PInski <apinski@cavium.com>
1753 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
1754 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
1755 flag_aarch64_verbose_cost instead of checking for details dump.
1756 (aarch64_rtx_costs_wrapper): Likewise.
1758 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1760 PR rtl-optimization/78378
1761 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
1762 inner only if pos is 0. Fix up formatting.
1764 2016-11-17 Alan Modra <amodra@gmail.com>
1766 PR rtl-optimization/78325
1767 PR rtl-optimization/70890
1768 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
1771 2016-11-16 Jason Merrill <jason@redhat.com>
1773 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
1775 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1776 Richard Biener <rguenther@suse.de>
1778 PR tree-optimization/77848
1779 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
1780 an outer loop, only save basic block aux information for the inner
1782 (versionable_outer_loop_p): New function.
1783 (tree_if_conversion): Version the outer loop instead of the inner
1784 one if the pattern will be recognized for outer-loop
1787 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
1789 * gcc/bb-reorder.c: Remove 'toplev.h' include.
1790 (pass_partition_blocks::gate): No longer check
1791 user_defined_section_attribute, instead check the function decl
1792 for a section attribute.
1793 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
1794 set user_defined_section_attribute.
1795 * gcc/final.c (rest_of_handle_final): Likewise.
1796 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
1797 * gcc/toplev.h: Remove declaration of
1798 user_defined_section_attribute.
1800 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1802 * config/mips/mips.md (casesi_internal_mips16_<mode>):
1803 Explicitly switch between JR and JRC for the table jump. Adjust
1806 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1808 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
1809 `insn_count' to 11 rather than 16.
1811 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1813 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
1814 `ltu' rather than `leu' operation in the RTL pattern
1816 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1818 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
1819 missing <d> instruction prefixes throughout. Correct
1822 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1824 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
1825 rather than R_MIPS_JALR relocation in microMIPS code. Do not
1826 cancel short delay slots in PIC call relaxation.
1828 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
1830 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
1831 general register with general register or ARM constant into SP
1834 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1837 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
1838 that loop->header == body_bb if broken_loop.
1840 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
1842 * tree-ssa-math-opts.c (bswap_replace): Remove test
1843 of SLOW_UNALIGNED_ACCESS.
1845 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
1847 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
1848 is selected. Pass -mgomp to offload compiler in OpenMP case.
1849 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
1850 declaration from nvptx.c.
1851 (nvptx_gen_shuffle): Declare.
1852 (nvptx_output_set_softstack): Declare.
1853 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
1854 (need_softstack_decl): New variable.
1855 (need_unisimt_decl): New variable.
1856 (diagnose_openacc_conflict): New. Use it...
1857 (nvptx_option_override): ...here. Handle TARGET_GOMP.
1858 (nvptx_encode_section_info): Handle "shared" attribute.
1859 (write_as_kernel): Restrict to OpenACC target regions.
1860 (init_softstack_frame): New.
1861 (nvptx_init_unisimt_predicate): New.
1862 (write_omp_entry): New. Use it...
1863 (nvptx_declare_function_name): ...here to emit OpenMP target region
1864 entrypoints. Handle TARGET_SOFT_STACK. Call
1865 nvptx_init_unisimt_predicate.
1866 (nvptx_output_set_softstack): New.
1867 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
1868 (nvptx_gen_shuffle): Export.
1869 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
1871 (nvptx_print_operand): Fix handling of instruction predicates.
1872 (nvptx_get_unisimt_master): New helper function.
1873 (nvptx_get_unisimt_predicate): Ditto.
1874 (nvptx_call_insn_is_syscall_p): Ditto.
1875 (nvptx_unisimt_handle_set): Ditto.
1876 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
1877 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
1878 (nvptx_handle_shared_attribute): New. Use it...
1879 (nvptx_attribute_table): ... here (new entry).
1880 (nvptx_record_offload_symbol): Handle NULL attributes.
1881 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
1882 (nvptx_simt_vf): New.
1883 (TARGET_SIMT_VF): Define.
1884 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
1885 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
1886 -muniform-simt option is active.
1887 (STACK_SIZE_MODE): Define.
1888 (FIXED_REGISTERS): Adjust.
1889 (SOFTSTACK_SLOT_REGNUM): New.
1890 (SOFTSTACK_PREV_REGNUM): New.
1891 (REGISTER_NAMES): Adjust.
1892 (struct machine_function): New fields.
1893 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
1894 (UNSPEC_VOTE_BALLOT): Ditto.
1895 (UNSPEC_LANEID): Ditto.
1896 (UNSPECV_NOUNROLL): Ditto.
1897 (atomic): New attribute.
1898 (predicable): New attribute. Generate predicated forms via
1900 (br_true): Mark as not predicable.
1902 (br_true_uni): Ditto.
1903 (br_false_uni): Ditto.
1905 (trap_if_true): Ditto.
1906 (trap_if_false): Ditto.
1907 (nvptx_fork): Ditto.
1908 (nvptx_forked): Ditto.
1909 (nvptx_joining): Ditto.
1910 (nvptx_join): Ditto.
1911 (nvptx_barsync): Ditto.
1912 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
1913 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
1914 (allocate_stack_<mode>): Remove unused pattern.
1915 (set_softstack_insn): New pattern.
1916 (restore_stack_block): Handle for TARGET_SOFT_STACK.
1917 (nvptx_vote_ballot): New pattern.
1918 (omp_simt_lane): Ditto.
1919 (omp_simt_last_lane): Ditto.
1920 (omp_simt_ordered): Ditto.
1921 (omp_simt_vote_any): Ditto.
1922 (omp_simt_xchg_bfly): Ditto.
1923 (omp_simt_xchg_idx): Ditto.
1924 (nvptx_nounroll): Ditto.
1925 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
1926 (atomic_exchange<mode>): Ditto.
1927 (atomic_fetch_add<mode>): Ditto.
1928 (atomic_fetch_addsf): Ditto.
1929 (atomic_fetch_<logic><mode>): Ditto.
1930 * config/nvptx/nvptx.opt (msoft-stack): New option.
1931 (muniform-simt): Ditto.
1933 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
1934 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
1935 * doc/invoke.texi (msoft-stack): Document.
1936 (muniform-simt): Document
1938 * doc/tm.texi: Regenerate.
1939 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
1940 * target.def: Define it.
1941 * target-insns.def (omp_simt_lane): New.
1942 (omp_simt_last_lane): New.
1943 (omp_simt_ordered): New.
1944 (omp_simt_vote_any): New.
1945 (omp_simt_xchg_bfly): New.
1946 (omp_simt_xchg_idx): New.
1948 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1950 * config/mips/mips-protos.h (mips_set_text_contents_type): New
1952 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
1953 (ASM_OUTPUT_CASE_END): Likewise.
1954 * config/mips/mips.c (mips_set_text_contents_type): New function.
1955 (mips16_emit_constants): Record the pool's initial label number
1956 with the `consttable' insn. Emit a `consttable_end' insn at the end.
1957 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
1958 for `consttable' insns.
1959 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
1960 for `consttable_end' insns.
1961 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
1962 (consttable): Add operand.
1963 (consttable_end): New insn.
1965 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
1967 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
1968 * tree-if-conv.c (tree_if_conversion): Make public.
1969 * * tree-if-conv.h: New file.
1970 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
1971 dynamic alias checks for epilogues.
1972 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
1973 * tree-vect-loop.c: include tree-if-conv.h.
1974 (new_loop_vec_info): Add zeroing orig_loop_info field.
1975 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
1976 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
1977 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
1978 using passed argument.
1979 (vect_transform_loop): Check if created epilogue should be returned
1980 for further vectorization with less vf. If-convert epilogue if
1981 required. Print vectorization success for epilogue.
1982 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
1983 if it is required, pass loop_vinfo produced during vectorization of
1984 loop body to vect_analyze_loop.
1985 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1987 (LOOP_VINFO_ORIG_LOOP_INFO): New.
1988 (LOOP_VINFO_EPILOGUE_P): New.
1989 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
1990 (vect_do_peeling): Change prototype to return epilogue.
1991 (vect_analyze_loop): Add argument of loop_vec_info type.
1992 (vect_transform_loop): Return created loop.
1994 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
1996 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
1997 component as used also if LR_REGNO is a live input to the bb.
1998 * df-scan.c (df_get_entry_block_def_set): Return immediately after
1999 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2000 (df_get_exit_block_use_set): Ditto.
2001 * df.h (df_scan_flags): New enum.
2002 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2003 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2004 df_update_entry_block_defs and df_update_exit_block_uses
2005 at the start; clear the flag and call those functions at the end.
2007 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2008 Alan Hayward <alan.hayward@arm.com>
2009 David Sherwood <david.sherwood@arm.com>
2011 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2012 nb_iterations to the number of latch iterations rather than the
2013 number of loop iterations.
2015 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2016 Alan Hayward <alan.hayward@arm.com>
2017 David Sherwood <david.sherwood@arm.com>
2019 * combine.c (maybe_swap_commutative_operands): New function.
2020 (combine_simplify_rtx): Use it.
2021 (change_zero_ext): Likewise.
2022 (make_compound_operation_int): New function, split out of...
2023 (make_compound_operation): ...here. Use
2024 maybe_swap_commutative_operands for both.
2026 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2028 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2029 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2030 * arm/arm-tables.opt: Regenerated.
2031 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2033 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2034 and 'neon' are aliases for specific implementations.
2036 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2037 Alan Hayward <alan.hayward@arm.com>
2038 David Sherwood <david.sherwood@arm.com>
2040 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2041 and use it in the final call to gen_rtx_fmt_ee.
2042 (expand_vec_cond_expr): Update accordingly.
2043 (expand_vec_cmp_expr): Likewise.
2045 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2046 Alan Hayward <alan.hayward@arm.com>
2047 David Sherwood <david.sherwood@arm.com>
2049 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2051 2016-11-16 Richard Biener <rguenther@suse.de>
2054 * gimplify.c (gimplify_function_tree): Do not instrument
2055 GNU extern inline functions.
2057 2016-11-16 Martin Liska <mliska@suse.cz>
2060 * gimplify.c (gimplify_switch_expr): Always save previous
2061 gimplify_ctxp->live_switch_vars.
2063 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2065 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2066 zero_extract operations to allow a movb to occur.
2067 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2068 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2069 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2070 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2073 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2074 Alan Hayward <alan.hayward@arm.com>
2075 David Sherwood <david.sherwood@arm.com>
2077 * expr.c (emit_group_load_1): Tighten check for whether an
2078 access involves only one operand of a CONCAT. Use extract_bit_field
2079 for constants if the bit range does span the whole operand.
2081 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2082 Alan Hayward <alan.hayward@arm.com>
2083 David Sherwood <david.sherwood@arm.com>
2085 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2087 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2088 Alan Hayward <alan.hayward@arm.com>
2089 David Sherwood <david.sherwood@arm.com>
2091 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2092 all three iteration counts with an any_* test. Use a single update
2093 for each count. Fix the calculation of nb_iterations_estimate.
2095 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2097 * config/pdp11/pdp11.c: Include dbxout.h.
2099 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2101 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2103 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2106 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2107 proper ranges for an SBFX instruction.
2108 (extzv_t2): Likewise for UBFX.
2110 2016-11-16 Richard Biener <rguenther@suse.de>
2112 PR tree-optimization/78348
2113 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2114 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2115 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2116 revealed no dependency, PKIND_MEMMOVE otherwise.
2118 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2121 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2122 it points to non-NULL tree, use it instead of ubsan_create_data.
2123 (instrument_si_overflow): Handle vector signed integer overflow
2125 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2126 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2127 vector IFN_UBSAN_CHECK_*.
2128 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2129 pass it through to ubsan_build_overflow_builtin.
2130 (expand_neg_overflow, expand_mul_overflow): Likewise.
2131 (expand_vector_ubsan_overflow): New function.
2132 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2133 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2134 (expand_arith_overflow): Adjust expand_*_overflow callers.
2136 2016-11-16 Matthias Klose <doko@ubuntu.com>
2138 * doc/install.texi: Remove references to java/libjava.
2140 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2142 * tree-ssa-coalesce.c (register_default_def): Remove
2143 register_ssa_partition.
2144 (create_outofssa_var_map): Likewise.
2145 * tree-ssa-live.c (register_ssa_partition_check): Remove.
2146 * tree-ssa-live.h (register_ssa_partition): Likewise.
2148 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
2150 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
2151 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
2152 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
2153 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
2154 rtx when all sub-rtx are also permanent.
2155 (attr_eq): Simplify.
2156 (attr_copy_rtx): Remove.
2157 (make_canonical, get_attr_value): Use attr_equal_p.
2158 (copy_boolean): Rehash NOT.
2159 (simplify_test_exp_in_temp,
2160 optimize_attrs): Remove call to attr_copy_rtx.
2161 (attr_alt_intersection, attr_alt_union,
2162 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2163 (make_automaton_attrs): Use attr_eq.
2165 2016-11-15 Matthias Klose <doko@ubuntu.com>
2167 * doc/install.texi: Remove references to java/libjava.
2168 * doc/sourcebuild.texi: Likewise.
2169 * doc/invoke.texi: Likewise.
2170 * doc/standards.texi: Likewise.
2172 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2173 Alan Hayward <alan.hayward@arm.com>
2174 David Sherwood <david.sherwood@arm.com>
2176 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2178 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2179 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2180 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2181 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2182 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2183 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2184 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2186 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2187 Alan Hayward <alan.hayward@arm.com>
2188 David Sherwood <david.sherwood@arm.com>
2190 * dce.c (check_argument_store): Pass the size instead of
2191 the memory reference.
2192 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2194 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2195 Alan Hayward <alan.hayward@arm.com>
2196 David Sherwood <david.sherwood@arm.com>
2198 * alias.c (canon_rtx): Use simplify_gen_binary.
2200 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2201 Alan Hayward <alan.hayward@arm.com>
2202 David Sherwood <david.sherwood@arm.com>
2204 * rtl.h (load_extend_op): Declare.
2205 * rtlanal.c (load_extend_op): New function.
2206 (nonzero_bits1): Use it.
2207 (num_sign_bit_copies1): Likewise.
2208 * cse.c (cse_insn): Likewise.
2209 * fold-const.c (fold_single_bit_test): Likewise.
2210 (fold_unary_loc): Likewise.
2211 * fwprop.c (free_load_extend): Likewise.
2212 * postreload.c (reload_cse_simplify_set): Likewise.
2213 (reload_cse_simplify_operands): Likewise.
2214 * combine.c (try_combine): Likewise.
2215 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2216 subreg_lowpart_p checks.
2218 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2219 Alan Hayward <alan.hayward@arm.com>
2220 David Sherwood <david.sherwood@arm.com>
2222 * combine.c (simplify_shift_const_1): Use the number of bits
2223 in the inner mode to determine the range of the shift.
2224 When handling shifts of vectors, skip any rules that apply
2227 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2228 Alan Hayward <alan.hayward@arm.com>
2229 David Sherwood <david.sherwood@arm.com>
2231 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2234 2016-11-15 Matthias Klose <doko@ubuntu.com>
2236 * doc/install.texi: Remove references to gcj/libjava.
2237 * doc/invoke.texi: Likewise.
2239 2016-11-15 Jeff Law <law@redhat.com>
2241 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2242 parameter. Callers changed.
2243 (check-subpath_and_update_thread_path): Extracted from
2244 fsm_find_control_statement_thread_paths.
2245 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2246 (handle_phi, handle_assignment): Allow any constant node, not
2249 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2251 * config/arc/arc-arch.h: New file.
2252 * config/arc/arc-arches.def: Likewise.
2253 * config/arc/arc-cpus.def: Likewise.
2254 * config/arc/arc-options.def: Likewise.
2255 * config/arc/t-multilib: Likewise.
2256 * config/arc/genmultilib.awk: Likewise.
2257 * config/arc/genoptions.awk: Likewise.
2258 * config/arc/arc-tables.opt: Likewise.
2259 * config/arc/driver-arc.c: Likewise.
2260 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2261 * common/config/arc/arc-common.c (arc_handle_option): Trace
2263 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2264 options; check for supported cpu against arc-cpus.def file.
2265 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2266 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2267 * config/arc/arc-c.def: Add emacs local variables.
2268 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2269 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2270 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2271 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2272 (DEFAULT_arc_fpu_build): Define.
2273 (DEFAULT_arc_mpy_option): Define.
2274 * config/arc/arc-protos.h (arc_init): Delete.
2275 * config/arc/arc.c (arc_cpu_name): New variable.
2276 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2277 (arc_arc700, arc_arc600, arc_arc601): New variable.
2278 (arc_init): Add static; remove selection of default tune value,
2279 cleanup obsolete error messages.
2280 (arc_override_options): Make use of .def files for selecting the
2281 right cpu and option configurations.
2282 * config/arc/arc.h (stdbool.h): Include.
2283 (TARGET_CPU_DEFAULT): Define.
2284 (CPP_SPEC): Remove mcpu=NPS400 handling.
2285 (arc_cpu_to_as): Declare.
2286 (EXTRA_SPEC_FUNCTIONS): Define.
2287 (OPTION_DEFAULT_SPECS): Likewise.
2288 (ASM_DEFAULT): Remove.
2289 (ASM_SPEC): Use arc_cpu_to_as.
2290 (DRIVER_SELF_SPECS): Remove deprecated options.
2291 (arc_base_cpu): Declare.
2292 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2293 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2295 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2296 * config/arc/arc.md (attr_cpu): Remove.
2297 * config/arc/arc.opt (mno-mpy): Deprecate.
2298 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2299 (mcpu=ARCHS): Remove.
2300 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2302 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2303 (arc_fpu): Use new defines.
2304 (mpy-option): Change to use numeric or string like inputs.
2305 * config/arc/t-arc (driver-arc.o): New target.
2306 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2307 * config/arc/t-arc-newlib: Delete.
2308 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2309 * doc/invoke.texi (ARC): Update arc options.
2311 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2313 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2314 insn at the beginning of the constant pool.
2315 (mips_insert_insn_pseudos): New function.
2316 (mips_machine_reorg2): Call it.
2317 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2318 UNSPEC_INSN_PSEUDO enum values.
2319 (insn_pseudo, consttable): New insns.
2321 2016-11-15 Michael Matz <matz@suse.de>
2323 PR missed-optimization/77881
2324 * combine.c (simplify_comparison): Remove useless subregs
2325 also inside the loop, not just after it.
2326 (make_compound_operation): Recognize some subregs as being
2329 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2330 Alan Hayward <alan.hayward@arm.com>
2331 David Sherwood <david.sherwood@arm.com>
2333 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2336 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2338 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2339 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2341 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2342 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2343 vinsert{b,h} on ISA 3.0.
2345 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2347 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2348 and cmpnop in two steps: first the ones not accessed in original gimple
2349 expression in a endian independent way and then the ones not accessed
2350 in the final result in an endian-specific way.
2351 (bswap_replace): Stop doing big endian adjustment.
2353 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2356 (*ashl<mode>3_doubleword): Ditto.
2358 2016-11-14 Martin Liska <mliska@suse.cz>
2360 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2362 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2363 Richard Biener <rguenther@suse.de>
2365 * doc/invoke.texi (fgimple): Document.
2366 * dumpfile.h (TDF_GIMPLE): Add.
2367 * dumpfile.c (dump_options): Add gimple.
2368 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2370 (dump_gimple_label): Likewise.
2371 (dump_gimple_phi): Likewise.
2372 (dump_gimple_bb_header): Likewise.
2373 (dump_phi_nodes): Likewise.
2374 (pp_cfg_jump): Likewise. Pass in dump flags.
2375 (dump_implicit_edges): Adjust.
2376 * passes.c (pass_init_dump_file): Do not dump function header
2378 * tree-cfg.c (dump_function_to_file): Dump function return type
2379 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2381 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2382 (dump_generic_node): Likewise.
2383 * function.h (struct function): Add pass_startwith member.
2384 * passes.c (execute_one_pass): Implement startwith.
2385 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2386 and assign proper version for parsed ssa names.
2387 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2388 * internal-fn.c (expand_PHI): New function.
2389 * internal-fn.h (expand_PHI): Declared here.
2390 * internal-fn.def: New defination for PHI.
2391 * tree-cfg.c (lower_phi_internal_fn): New function.
2392 (build_gimple_cfg): Call it.
2393 (verify_gimple_call): Condition for passing label as arg in internal
2395 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2396 present PHIs with arguments.
2398 2016-11-14 Martin Liska <mliska@suse.cz>
2401 * common.opt: Add prefer-atomic as a new enum value for
2403 * coretypes.h: Likewise.
2404 * doc/invoke.texi: Document the new option value.
2405 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
2406 * tree-profile.c (tree_profiling): Select default value
2407 of -fprofile-update when 'prefer-atomic' is selected.
2409 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2411 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
2412 (cortex_a57_alu_shift): ...here.
2414 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2416 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
2418 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2419 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2420 (<optab>si3_insn_uxtw): Likewise.
2421 (<optab><mode>3_insn): Likewise.
2422 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
2423 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
2424 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
2425 (<optab><mode>): Likewise.
2426 (insv<mode>): Likewise.
2427 (andim_ashift<mode>_bfiz): Likewise.
2428 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
2429 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
2430 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
2431 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
2432 (exynos_m1_alu_p): Likewise.
2433 * config/arm/types.md: Add bfx.
2434 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
2436 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2438 * config/aarch64/aarch64.c (cortexa57_vector_cost):
2439 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2441 2016-11-14 Richard Biener <rguenther@suse.de>
2443 PR tree-optimization/78312
2444 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
2445 flow-sensitive info.
2447 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
2450 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
2451 * config/avr/avr.opt (-mabsdata): New option.
2452 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
2453 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
2454 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
2455 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
2456 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
2457 spec depending on AVR_ISA_LDS.
2458 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2460 2016-11-13 Jakub Jelinek <jakub@redhat.com>
2462 * match.pd: Don't try to compare addresses of variables with
2465 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
2467 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
2468 (propagate_vr_accross_jump_function): Handle unary expressions.
2469 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2470 (load_from_param_1): New.
2471 (load_from_unmodified_param): Factor common part into load_from_param_1.
2472 (load_from_param): New.
2473 (compute_complex_assign_jump_func): Handle unary expressions.
2474 (update_jump_functions_after_inlining): Likewise.
2475 (ipa_write_jump_function): Likewise.
2476 (ipa_read_jump_function): Likewise.
2478 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2481 * doc/invoke.texi: Document Wrestrict.
2482 * pretty-print.c (pp_format): Add case for "Z" specifier.
2483 (test_pp_format): Test "Z" specifier.
2485 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
2487 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
2488 original function needs a static chain.
2490 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
2493 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
2496 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
2499 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
2500 return early if !optional_tbtab.
2502 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
2504 PR rtl-optimization/59461
2505 * doc/rtl.texi (paradoxical subregs): Add missing word.
2506 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
2507 in modes with precision larger than that of last_set_mode.
2508 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
2509 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
2510 REGs to paradoxical SUBREGs.
2511 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
2512 larger than a word before invoking LOAD_EXTEND_OP on it.
2514 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2517 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
2518 element order for little endian ordering.
2520 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
2521 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
2524 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
2528 when calculating operand 2.
2529 (rotate to rotatex zext splitter): Ditto.
2531 2016-11-11 Jeff Law <law@redhat.com>
2533 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
2535 (stmt_uses_name_in_undefined_way): New function, extracted from
2536 find_implicit_erroneous_behavior and extended for div/mod case.
2537 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
2538 find_explicit_erroneous_behavior and extended for div/mod case.
2539 (find_implicit_erroneous_behavior): Use new helper function.
2540 (find_explicit_erroneous_behavior): Use new helper function.
2542 2016-11-11 Richard Biener <rguenther@suse.de>
2544 PR tree-optimization/71575
2545 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
2548 2016-11-11 Richard Biener <rguenther@suse.de>
2551 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2552 about uninitialized destination arg of BIT_INSERT_EXPR.
2554 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
2557 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
2558 terminology. Expand to remove ambiguity.
2560 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2562 PR rtl-optimization/78232
2563 * combine.c (try_combine): Add a big comment about why reusing i2dest
2565 (change_zero_ext): Do not call simplify_gen_binary, do the
2566 simplifications manually.
2568 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2570 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
2571 enable HImode and QImode to go in vector registers by default if
2572 the -mvsx-small-integer option is enabled.
2573 (rs6000_secondary_reload_simple_move): Likewise.
2574 (rs6000_preferred_reload_class): Don't force integer constants to
2575 be loaded into vector registers that we can easily make into
2576 memory (or being created in the GPRs and moved over with direct move).
2577 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
2578 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
2579 vector extraction on ISA 3.0 when the scalar integer can be
2580 allocated in vector registers. Generate the VEC_SELECT directy,
2581 and don't use UNSPEC's to avoid having the scalar type in a vector
2582 register. Make the expander target registers, and let the
2583 combiner fold in results storing to memory, if the machine
2585 (vsx_extract_<mode>_di): Likewise.
2586 (vsx_extract_<mode>_p9): Likewise.
2587 (vsx_extract_<mode>_di_p9): Likewise.
2588 (vsx_extract_<mode>_store_p9): Likewise.
2589 (vsx_extract_si): Likewise.
2590 (vsx_extract_<mode>_p8): Likewise.
2591 (p9_lxsi<wd>zx): Delete, no longer used.
2592 (p9_stxsi<wd>x): Likewise.
2593 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
2594 integers in vector registers for ISA 3.0.
2595 (QHI): Update comment.
2596 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
2597 vector extract instructions in sign/zero extend.
2598 (zero_extendhi<mode>): Likewise.
2599 (extendqi<mode>): Likewise.
2600 (extendhi<mode>2): Likewise.
2601 (HImode splitter for load/sign extend in vector register): Likewise.
2602 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
2603 optimizing floating point conversions to/from small data types and
2604 rewrite it to support QImode/HImode being allowed in vector
2605 registers on ISA 3.0.
2606 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2607 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
2608 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2609 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
2610 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2611 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
2612 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2613 VSPLITISW on ISA 2.07.
2614 (movhi_internal): Combine movhi_internal and movqi_internal into
2615 one mov<mode>_internal with an iterator. Add support for QImode
2616 and HImode being allowed in vector registers. Make large number
2617 of attributes and constraints easier to read.
2618 (movqi_internal): Likewise.
2619 (mov<mode>_internal): Likewise.
2620 (movdi_internal64): Fix constraint to allow loading -16..15 with
2621 VSPLITISW on ISA 2.07.
2622 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
2625 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
2627 PR rtl-optimization/78241
2628 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
2629 but emit initial peel copy if niter expr is not reliable.
2631 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2633 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
2634 (maybe_record_trace_start): If the CFI is different on the new and
2635 old paths, print out both to the dump file before ICEing.
2637 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
2639 * target.def (additional_allocno_class_p): New.
2640 * hooks.h (hook_bool_reg_class_t_false): New prototype.
2641 * hooks.c (hook_bool_reg_class_t_false): New.
2642 * ira.c (setup_allocno_and_important_classes): Use the new hook.
2643 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
2644 * doc/tm.texi: Update.
2646 2016-11-10 Jason Merrill <jason@redhat.com>
2648 * gengtype.c (new_structure): Append to structures list.
2649 (find_structure): Likewise.
2651 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
2653 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
2654 this_dir is 2. Check for this_dir non-zero before dir != this_dir
2657 2016-11-10 Jakub Jelinek <jakub@redhat.com>
2659 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
2660 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
2662 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
2663 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
2664 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
2665 teams distribute parallel for simd even to distribute and teams
2666 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
2667 OMP_CLAUSE_DEPEND_SINK case.
2668 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
2669 (omp_no_lastprivate): Removed.
2670 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
2671 (gimplify_omp_for): Likewise.
2672 (computable_teams_clause): Fail for automatic vars from current
2673 function not yet seen in bind expr.
2674 * langhooks.c (lhd_omp_scalar_p): New function.
2675 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
2676 * varpool.c (varpool_node::get_create): Set node->offloading
2677 even for DECL_EXTERNAL decls.
2678 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
2679 (LANG_HOOKS_OMP_SCALAR_P): Define.
2680 (LANG_HOOKS_DECLS): Use it.
2682 2016-11-10 Martin Liska <mliska@suse.cz>
2685 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
2686 only when SWITCH_BODY is a BIND_EXPR.
2688 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
2691 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
2692 on the context only when it has no DIE yet.
2694 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
2696 * arm.h (target_cpus): Delete.
2697 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
2698 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
2699 (all_architectures): Likewise.
2700 (arm_option_override): Adjust use of CPU enums.
2701 (arm_sched_reorder): Likewise.
2702 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2703 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
2704 * arm/genopt.sh (processor_type): Prefix enumeration entries with
2706 * arm-tables.opt: Regenerated.
2708 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
2710 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
2712 * config/aarch64/aarch64-tune.md: Regenerated.
2713 * config/arm/arm-cores.def (falkor): New core.
2714 * config/arm/arm-tables.opt: Regenerated.
2715 * config/arm/arm-tune.md: Regenerated.
2716 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
2717 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
2718 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
2719 (ARM Options/-mtune): Likewise.
2721 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
2724 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2726 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2727 (propagate_vr_accross_jump_function): Likewise.
2728 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2729 (load_from_param_1): New.
2730 (load_from_unmodified_param): Factor common part into load_from_param_1.
2731 (load_from_param): New.
2732 (compute_complex_assign_jump_func): Handle unary expressions.
2733 (ipa_write_jump_function): Likewise.
2734 (ipa_read_jump_function): Likewise.
2736 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
2738 * simplify-rtx.c (simplify_binary_operation_1): Simplify
2739 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
2740 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
2743 2016-11-09 David Malcolm <dmalcolm@redhat.com>
2745 * print-rtl-function.c: Include varasm.h.
2746 (print_any_param_name): New function.
2747 (print_param): New function.
2748 (print_rtx_function): Call print_param for each argument.
2749 * print-rtl.c (rtx_writer::finish_directive): New function.
2750 * print-rtl.h (rtx_writer::finish_directive): New decl.
2752 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
2756 operand 0 as earlyclobber.
2757 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
2759 2016-11-09 Martin Liska <mliska@suse.cz>
2761 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
2763 2016-11-09 Jakub Jelinek <jakub@redhat.com>
2766 * builtins.c (expand_builtin_memcmp): Formatting fix.
2768 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
2769 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
2770 or of them, renumber other enumerators.
2771 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
2772 * doc/invoke.texi: Document -fsanitize=shift-base and
2773 -fsanitize-shift-exponent, document -fsanitize=shift as
2774 having those 2 suboptions.
2776 2016-11-09 Richard Biener <rguenther@suse.de>
2778 * fold-const.c (tree_swap_operands_p): Remove unused arg.
2779 * fold-const.c (tree_swap_operands_p): Likewise.
2780 (fold_binary_loc): Adjust.
2781 (fold_ternary_loc): Likewise.
2782 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
2783 * gimple-fold.c (fold_stmt_1): Likewise.
2784 * gimple-match-head.c (gimple_resimplify2): Likewise.
2785 (gimple_resimplify3): Likewise.
2786 (gimple_simplify): Likewise.
2787 * tree-ssa-dom.c (record_equality): Likewise.
2788 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
2789 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2790 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
2792 2016-11-09 Richard Biener <rguenther@suse.de>
2794 * tree-ssa-dom.c (canonicalize_comparison): Remove.
2795 (optimize_stmt): Remove redundant pre-propagation canonicalization
2796 of comparison operand order.
2798 2016-11-09 Martin Liska <mliska@suse.cz>
2800 * fold-const-call.c (fold_const_call): Fix the folding.
2802 2016-11-09 Richard Biener <rguenther@suse.de>
2804 * common.opt (flag_evaluation_order): Remove.
2805 * expr.c (expand_operands): Remove code guarded by
2806 flag_evaluation_order.
2807 * fold-const.c (reorder_operands_p): Remove, it always returns
2809 (negate_expr_p): Remove calls to reorder_operands_p.
2810 (fold_negate_expr): Likewise.
2811 (tree_swap_operands_p): Likewise.
2812 (fold_binary_loc): Likewise.
2814 2016-11-09 Andreas Schwab <schwab@suse.de>
2817 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
2818 insns operating on a register.
2820 2016-11-09 Richard Biener <rguenther@suse.de>
2822 PR tree-optimization/78007
2823 * tree-vect-stmts.c (vectorizable_bswap): New function.
2824 (vectorizable_call): Call vectorizable_bswap for
2825 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
2827 2016-11-09 Richard Biener <rguenther@suse.de>
2829 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
2830 Look at the DR_BASE_ADDRESS object for forcing alignment.
2832 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2834 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2835 (propagate_vr_accross_jump_function): Likewise.
2836 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2837 (load_from_param_1): New.
2838 (load_from_unmodified_param): Factor common part into load_from_param_1.
2839 (load_from_param): New.
2840 (compute_complex_assign_jump_func): Handle unary expressions.
2841 (ipa_write_jump_function): Likewise.
2842 (ipa_read_jump_function): Likewise.
2844 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2847 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
2848 Also fold constant passed as argument while computing value range.
2849 (propagate_constants_accross_call): Pass param type.
2850 * ipa-prop.c: export ipa_get_callee_param_type.
2851 * ipa-prop.h: export ipa_get_callee_param_type.
2853 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
2855 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
2856 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
2858 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
2860 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
2861 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
2862 ASAN_STACK_MAGIC_MIDDLE.
2863 (asan_global_struct): Increase the size of fields.
2864 (asan_add_global): Add new field constructor.
2865 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
2866 __asan_version_mismatch_check_v8.
2868 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
2870 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
2873 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
2876 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
2877 Handle ASHIFT and LSHIFTRT.
2878 (dimode_scalar_chain::compute_convert_gain): Ditto.
2879 (dimode_scalar_chain::convert_insn): Ditto.
2881 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2883 * gimple-ssa-store-merging.c: Include selftest.h
2884 (verify_array_eq): New function.
2885 (verify_shift_bytes_in_array): Likewise.
2886 (verify_shift_bytes_in_array_right): Likewise.
2887 (verify_clear_bit_region): Likewise.
2888 (verify_clear_bit_region_be): Likewise.
2889 (store_merging_c_tests): Likewise.
2890 * selftest.h (store_merging_c_tests): Declare prototype.
2891 * selftest-run-tests.c (selftest::run_tests): Run
2892 store_merging_c_tests.
2894 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2896 * config/arm/arm.opt (mold-rtx-costs): Delete.
2897 (mnew-generic-costs): Delete.
2898 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
2899 * config/arm/arm.c (arm_rtx_costs_1): Delete.
2900 (arm_size_rtx_costs): Likewise.
2901 (arm_slowmul_rtx_costs): Likewise.
2902 (arm_fastmul_rtx_costs): Likewise.
2903 (arm_xscale_rtx_costs): Likewise.
2904 (arm_9e_rtx_costs): Likewise.
2905 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
2906 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
2907 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
2908 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
2909 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
2910 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
2911 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
2912 arm_cortex_m7_tune):
2913 Delete rtx_costs field.
2914 (arm_new_rtx_costs): Rename to...
2915 (arm_rtx_costs_internal): ... This.
2916 (arm_rtx_costs): Remove old way of doing rtx costs.
2918 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2920 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
2921 (arm_fastmul_tune): Likewise.
2922 (arm_strongarm_tune): Likewise.
2923 (arm_xscale_tune): Likewise.
2924 (arm_9e_tune): Likewise.
2925 (arm_marvell_pj4_tune): Likewise.
2926 (arm_v6t2_tune): Likewise.
2927 (arm_v6m_tune): Likewise.
2928 (arm_fa726te_tune): Likewise.
2930 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2932 PR tree-optimization/78234
2933 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
2936 2016-11-08 Martin Liska <mliska@suse.cz>
2939 * dbgcnt.def: Add new debug counter asan_use_after_scope.
2940 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
2941 with a value expr. Do not add artificial variables to
2942 live_switch_vars. Use the debug counter.
2943 (gimplify_target_expr): Use the debug counter.
2944 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
2945 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
2946 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
2948 2016-11-08 Richard Biener <rguenther@suse.de>
2950 * tree-vect-stmts.c (get_group_load_store_type): If the
2951 access is aligned do not trigger peeling for gaps.
2952 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
2953 force alignment of vars with DECL_USER_ALIGN.
2955 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
2957 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
2959 2016-11-08 Richard Biener <rguenther@suse.de>
2961 PR tree-optimization/78205
2962 * tree-vect-stmts.c (vectorizable_load): Move check whether
2963 we may run into gaps when BB vectorizing SLP permutations ...
2964 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
2965 here where we can do a more precise check.
2967 2016-11-08 Richard Biener <rguenther@suse.de>
2969 PR tree-optimization/78224
2970 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2971 Split the fallthru edge in case its successor may have PHIs.
2972 Do not free dominance info.
2974 2016-11-07 Jakub Jelinek <jakub@redhat.com>
2977 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
2978 EH info even for bzhi and pdep/pext.
2980 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
2982 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
2983 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
2985 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
2987 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
2989 * config/rs6000/vector.md (div<mode>3): Ditto.
2991 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
2993 * configure.ac (.hidden): Change to conftest_s string. Provide string
2995 (gcc_cv_ld_hidden): Yes for AIX.
2996 * configure: Regenerate.
2998 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3000 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3001 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3002 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3003 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3004 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3005 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3007 (rs6000_xcoff_visibility): New.
3008 (rs6000_xcoff_declare_function_name): Add visibility support.
3009 (rs6000_xcoff_asm_globalize_decl_name): New.
3010 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3011 (rs6000_asm_weaken_decl): New.
3012 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3013 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3016 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3019 * incpath.c (remove_dup): Also silently ignore EPERM.
3021 2016-11-07 Martin Jambor <mjambor@suse.cz>
3023 * tree.c (verify_type_variant): Use pointer comparison to check that
3024 TYPE_SIZE_UNIT match.
3026 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3029 * dse.c (dse_step5): Call scan_reads even if just
3030 insn_info->frame_read. Improve and fix dump file messages.
3033 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3034 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3036 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3039 * match.pd: Add following two patterns:
3040 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3041 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3043 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3045 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3046 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3047 * rtl.h (duplicate_reg_notes): Declare.
3048 * rtlanal.c (duplicate_reg_note): New function.
3050 PR rtl-optimization/77309
3051 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3052 don't assume an equality comparison for plain COMPARE.
3053 (simplify_comparison): Pass a more accurate code to
3054 make_compound_operation.
3056 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3058 * target.def (compute_pressure_classes): New target hook.
3059 * doc/tm.texi.in: Document it.
3060 * doc/tm.texi: Regenerate.
3061 * ira.c (setup_pressure_classes): Call target hook if defined.
3063 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3065 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3067 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3068 that have the default values.
3069 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3071 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3072 label string from expected dump.
3073 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3076 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3079 * alias.c (nonoverlapping_memrefs_p): If one decl is
3080 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3082 2016-11-07 Richard Biener <rguenther@suse.de>
3085 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3088 2016-11-07 Richard Biener <rguenther@suse.de>
3090 PR tree-optimization/78218
3091 * gimple-ssa-store-merging.c
3092 (pass_store_merging::terminate_all_aliasing_chains):
3093 Drop unused argument, fix alias check to also consider uses.
3094 (pass_store_merging::execute): Adjust.
3096 2016-11-07 Richard Biener <rguenther@suse.de>
3098 PR tree-optimization/78228
3099 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3102 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3105 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3106 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3107 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3108 to restrict them to an appropriate range and add FAIL check if the
3109 region they specify is out of range. Delete useless constraint
3111 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3112 2 and 3 to restrict their range and add pattern predicate.
3114 2016-11-07 Martin Liska <mliska@suse.cz>
3116 * asan.c (enum asan_check_flags): Move the enum to header file.
3117 (asan_init_shadow_ptr_types): Make type creation more generic.
3118 (shadow_mem_size): New function.
3119 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3120 Rewritten stack unpoisoning code.
3121 (build_shadow_mem_access): Add new argument return_address.
3122 (instrument_derefs): Instrument local variables if use after scope
3123 sanitization is enabled.
3124 (asan_store_shadow_bytes): New function.
3125 (asan_expand_mark_ifn): Likewise.
3126 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3127 * asan.h (enum asan_mark_flags): Moved here from asan.c
3128 (asan_protect_stack_decl): Protect all declaration that need
3130 (asan_sanitize_use_after_scope): New function.
3131 (asan_no_sanitize_address_p): Likewise.
3132 * cfgexpand.c (partition_stack_vars): Consider
3133 asan_sanitize_use_after_scope in condition.
3134 (expand_stack_vars): Likewise.
3135 * common.opt (-fsanitize-address-use-after-scope): New option.
3136 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3137 Explain the parameter.
3138 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
3139 * gimplify.c (build_asan_poison_call_expr): New function.
3140 (asan_poison_variable): Likewise.
3141 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
3142 variables that have address taken.
3143 (gimplify_decl_expr): Likewise.
3144 (gimplify_target_expr): Likewise for C++ temporaries.
3145 (sort_by_decl_uid): New function.
3146 (gimplify_expr): Unpoison all variables for a label we can jump
3147 from outside of a scope.
3148 (gimplify_switch_expr): Unpoison variables defined in the switch
3150 (gimplify_function_tree): Clear asan_poisoned_variables.
3151 (asan_poison_variables): New function.
3152 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
3153 * internal-fn.c (expand_ASAN_MARK): New function.
3154 * internal-fn.def (ASAN_MARK): Declare.
3155 * opts.c (finish_options): Handle -fstack-reuse if
3156 -fsanitize-address-use-after-scope is enabled.
3157 (common_handle_option): Enable address sanitization if
3158 -fsanitize-address-use-after-scope is enabled.
3159 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3161 * params.h: Likewise.
3162 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3163 * sanitizer.def: Define __asan_poison_stack_memory and
3164 __asan_unpoison_stack_memory functions.
3165 * asan.c (asan_mark_poison_p): New function.
3166 (transform_statements): Handle asan_mark_poison_p calls.
3167 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3169 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3172 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3174 2016-11-07 Martin Liska <mliska@suse.cz>
3176 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3177 to time_profiler_counter_ptr.
3179 2016-11-07 Richard Biener <rguenther@suse.de>
3181 PR tree-optimization/37150
3182 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3184 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3185 (vect_analyze_slp_cost_1): Account for the real number of
3186 permutations emitted and for dead loads.
3187 (vect_transform_slp_perm_load): Add n_perms parameter counting
3188 the number of emitted permutations.
3189 * tree-vect-stmts.c (vectorizable_load): Adjust.
3191 2016-11-07 Richard Biener <rguenther@suse.de>
3193 PR tree-optimization/78189
3194 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3195 alignment computation.
3197 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3199 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3201 2016-11-05 Martin Sebor <msebor@redhat.com>
3203 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3206 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3210 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3212 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3215 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3216 doesn't have rtl set.
3218 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3220 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3221 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3222 rs6000_gimple_fold_builtin.
3223 (rs6000_gimple_fold_builtin): New function. Add handling for
3224 early expansion of vector addition builtins.
3226 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3228 * expr.h (copy_blkmode_from_reg): Delete.
3229 * expr.c (copy_blkmode_from_reg): Make static.
3231 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3233 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3234 * combine.c (LOAD_EXTEND_OP): Delete.
3235 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3236 * cse.c (LOAD_EXTEND_OP): Delete.
3237 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3238 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3239 * postreload.c (LOAD_EXTEND_OP): Delete.
3240 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3241 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3242 (find_reloads): Likewise.
3243 * reload1.c (eliminate_regs_1): Likewise.
3244 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3245 (num_sign_bit_copies1): Likewise.
3247 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3249 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3250 (selftest::ix86_test_dumping_hard_regs): New function.
3251 (selftest::ix86_run_selftests): New function.
3252 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3253 selftest::ix86_run_selftests.
3254 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3255 * doc/tm.texi: Regenerate
3256 * selftest-rtl.h: New file.
3257 * rtl-tests.c: Include "selftest-rtl.h".
3258 (selftest::assert_rtl_dump_eq): Make non-static.
3259 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3260 (selftest::test_dumping_regs): Update comment.
3261 * selftest-run-tests.c: Include "target.h".
3262 (selftest::run_tests): If non-NULL, call
3263 targetm.run_target_selftests.
3264 * target.def (run_target_selftests): New hook.
3266 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3268 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3269 representative core for this architecture.
3270 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3271 * config/arm/arm-tables.opt: Regenerate.
3272 * config/arm/arm-tune.md: Likewise.
3273 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3274 valid -mcpu options.
3275 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3277 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3279 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3280 representative core for this architecture.
3281 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3282 * config/arm/arm-tables.opt: Regenerate.
3283 * config/arm/arm-tune.md: Likewise.
3284 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3285 this tuning parameters apply to in the comment.
3286 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3287 valid -mcpu options.
3288 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3290 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3292 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3293 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3294 where cond_expr can't be a lvalue.
3296 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3298 * config/arc/arc.c (arc_process_double_reg_moves): Use
3300 * config/arc/arc.md (movsi_insn): Disable unsupported move
3301 instructions for ARCv2 cores.
3302 (movdi): Use prepare_move_operands.
3303 (movsf, movdf): Use move_dest_operand predicate.
3304 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3306 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3307 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3309 (dexcl_3op_peep2_insn_nores): Likewise.
3310 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3311 (LINK_COMMAND_SPEC): Remove.
3313 2016-11-04 Richard Biener <rguenther@suse.de>
3316 * loop-invariant.c (find_exits): Record entering inner
3317 loops as possibly exiting to handle infinite sub-loops.
3318 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3319 (fill_always_executed_in_1): Honor infinite child loops.
3321 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3324 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3325 has already been adjusted for endianness, so don't adjust it any
3329 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3330 ICmode unless we have standard PowerPC floating point.
3331 * config/rs6000/rs6000.md (FP iterator): Likewise.
3332 (FMOVE128 iterator): Likewise.
3334 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3335 Alexandre Oliva <aoliva@redhat.com>
3336 Jason Merrill <jason@redhat.com>
3340 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3342 * langhooks.c (lhd_type_dwarf_attribute): New function.
3343 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3344 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3345 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3346 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3347 (check_qualified_type, check_aligned_type): Call it.
3348 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3349 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3350 check_base_type and check_lang_type.
3351 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3352 return early. For pointer-to-data-member add DW_AT_use_location
3354 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3356 (gen_type_die_with_usage): Don't use type_main_variant
3357 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3358 check_base_type and check_lang_type. Formatting fixes. Call
3359 get_debug_type langhook.
3361 2016-11-03 Jason Merrill <jason@redhat.com>
3363 * tree.c (check_lang_type): New.
3364 (check_qualified_type): Use it.
3365 (check_aligned_type): Use it.
3366 * tree.h: Declare it.
3368 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3370 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3371 (arm*-freebsd*): Likewise.
3372 (arm*-*-netbsdelf*): Likewise.
3373 (arm*-*-linux*): Likewise.
3374 (arm*-*-uclinux*eabi*): Likewise.
3375 (arm*-*-phoenix*): Likewise.
3376 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3377 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3378 specified. Default to arm6 if target_cpu_cname is not set.
3379 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3380 default cpu has been correctly configured.
3381 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3382 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3383 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3384 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3385 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3386 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3387 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3389 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3391 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3392 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3393 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3394 (output_cfa_loc): Support DW_CFA_val_expression.
3395 (output_cfa_loc_raw): Likewise.
3396 (output_cfi): Likewise.
3397 (output_cfi_directive): Likewise.
3398 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3399 (dw_cfi_oprnd2_desc): Likewise.
3400 (mem_loc_descriptor): Recognize new pattern generated for value
3403 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3405 PR rtl-optimization/78186
3406 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
3407 well, when converting to IOR.
3409 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
3411 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
3412 (vec_interleave_highv8qi): Likewise.
3414 2016-11-03 Martin Liska <mliska@suse.cz>
3416 * profile.c (instrument_values): Fix coding style.
3417 (branch_prob): Use renamed function.
3418 * tree-profile.c (init_ic_make_global_vars): Likewise.
3419 (gimple_init_edge_profiler): Rename to
3420 gimple_init_gcov_profiler.
3421 tree_time_profiler_counter variable declaration.
3422 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
3424 * value-prof.h: Remove an argument.
3426 2016-11-03 Richard Biener <rguenther@suse.de>
3428 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
3429 symtab_node::get_create.
3431 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3433 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
3434 Move comments into more natural position.
3436 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
3438 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
3439 (PTRDIFF_TYPE): Define as int.
3441 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3443 * ccmp.c (expand_ccmp_expr_1): Adjust.
3444 (expand_ccmp_expr): Likewise.
3445 (expand_ccmp_next): Likewise.
3446 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
3447 (aarch64_gen_ccmp_first): Likewise.
3448 * doc/tm.texi: Regenerate.
3449 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
3450 (gen_ccmp_next): Likewise.
3452 2016-11-03 Bin Cheng <bin.cheng@arm.com>
3454 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
3455 (vect_is_simple_reduction): Swap cond_reduction by inversion.
3457 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.c (ix86_init_libfuncs): New. Call
3460 darwin_rename_builtins here.
3461 (ix86_expand_divmod_libfunc): New.
3462 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
3463 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
3465 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
3466 Nathan Sidwell <nathan@acm.org>
3468 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
3470 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
3472 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
3474 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
3475 to format MODE_INT and MODE_PARTIAL_INT literals.
3477 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
3480 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
3481 NULL if TARGET_SPE_ABI.
3483 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3485 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
3486 clear padding bits even when they're less than a byte.
3488 2016-11-02 Richard Biener <rguenther@suse.de>
3490 * gimple-ssa-store-merging.c: Include gimplify-me.h.
3491 (imm_store_chain_info::output_merged_stores): Force base_addr
3492 to be proper GIMPLE for a MEM_REF address.
3493 (pass_store_merging::execute): Restrict negative bitpos
3494 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
3495 check. Take into account non-NULL_TREE offset if the base
3496 is already addressable.
3498 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
3500 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
3502 (aarch64_be_crypto_sha1hv4si): New pattern.
3504 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
3506 * config/aarch64/aarch64.md (add<mode>3): Remove
3507 redundant code. Don't split frame based additions.
3509 2016-11-02 Richard Biener <rguenther@suse.de>
3511 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
3512 redundant val and dest members.
3513 (store_immediate_info::store_immediate_info): Adjust.
3514 (merged_store_group::merged_store_group): Adjust.
3515 (merged_store_group::apply_stores): Likewise.
3516 (struct imm_store_chain_info): Add base_addr field.
3517 (imm_store_chain_info::imm_store_chain_info): New constructor.
3518 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
3519 (imm_store_chain_info::output_merged_store): Likewise. Use
3520 addr_base which is already the address.
3521 (imm_store_chain_info::output_merged_stores): Likewise.
3522 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
3523 imm_store_chain_info instead of base. Fix alias check.
3524 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
3525 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
3526 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
3527 use the address of the base and adjust for other changes.
3529 2016-11-02 Martin Liska <mliska@suse.cz>
3531 * fold-const-call.c (host_size_t_cst_p): Test whether
3532 t is convertible to size_t.
3534 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3536 PR tree-optimization/78170
3537 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
3538 introduced by native_encode_expr on little-endian as well.
3540 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3542 PR tree-optimization/78162
3543 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
3546 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3548 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
3550 (aarch64_next_callee_save): Likewise.
3551 (aarch64_pushwb_single_reg): Likewise.
3552 (aarch64_gen_storewb_pair): Likewise.
3553 (aarch64_push_regs): Likewise.
3554 (aarch64_gen_loadwb_pair): Likewise.
3555 (aarch64_pop_regs): Likewise.
3556 (aarch64_gen_store_pair): Likewise.
3557 (aarch64_gen_load_pair): Likewise.
3558 (aarch64_save_callee_saves): Likewise.
3559 (aarch64_restore_callee_saves): Likewise.
3561 2016-11-02 Richard Biener <rguenther@suse.de>
3563 PR tree-optimization/78035
3564 PR tree-optimization/77964
3565 * gimple-pretty-print.c (pp_points_to_solution): Print
3566 vars_contains_interposable.
3567 * tree-ssa-alias.c: Include varasm.h.
3568 (ptrs_compare_unequal): Check vars_contains_interposable and
3569 decl_binds_to_current_def_p.
3570 (dump_points_to_solution): Dump vars_contains_interposable.
3571 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
3573 * tree-ssa-structalias.c: Include varasm.h.
3574 (set_uids_in_ptset): Record whether vars contains a
3575 not decl_binds_to_current_def_p variable in vars_contains_interposable.
3576 (ipa_escaped_pt): Update initializer.
3578 2016-11-02 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/78047
3581 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
3582 fake field at offset zero conservatively regarding to may_have_pointers.
3584 2016-11-02 Richard Biener <rguenther@suse.de>
3586 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
3587 infer_value_range on stmt ops and update value-ranges.
3588 Dump visited stmts and blocks.
3589 (evrp_dom_walker::push_value_range): Dump changes.
3590 (evrp_dom_walker::pop_value_range): Likewise.
3591 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
3593 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3595 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
3597 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
3599 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3601 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
3602 and adjust for that.
3603 * cfgrtl.h (delete_insn_chain): Adjust prototype.
3605 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3607 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
3609 (transcode_memory_rtx): Likewise.
3610 (move_to_acc): Likewise.
3611 (move_from_acc): Likewise.
3612 (move_acc_to_reg): Likewise.
3613 (move_to_x): Likewise.
3614 (move_to_hl): Likewise.
3615 (move_to_de): Likewise.
3616 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
3617 (rs6000_emit_savres_rtx): Likewise.
3618 (rs6000_emit_prologue): Likewise.
3619 * reorg.c (update_reg_unused_notes): Likewise.
3620 * rtl.h (remove_note): Adjust prototype.
3621 * rtlanal.c (remove_note): Make argument type rtx_insn *.
3623 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3625 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
3626 variables so some can be rtx_insn *.
3627 (alpha_emit_xfloating_libcall): Likewise.
3628 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
3629 (mips_legitimize_tls_address): Likewise.
3630 * optabs.c (expand_binop): Likewise.
3631 * reload1.c (gen_reload): Likewise.
3633 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3635 * reorg.c (relax_delay_slots): Split up the trial variable.
3637 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3639 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
3640 of variables rtx_insn *.
3641 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
3642 (legitimize_tls_address): Likewise.
3643 * config/bfin/bfin.c (hwloop_optimize): Likewise.
3644 (bfin_gen_bundles): Likewise.
3645 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3646 (c6x_reorg): Likewise.
3647 * config/frv/frv.c (frv_reorder_packet): Likewise.
3648 * config/i386/i386.c (ix86_split_idivmod): Likewise.
3649 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
3650 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
3651 * config/mn10300/mn10300.c: Likewise.
3652 * config/rl78/rl78.c: Likewise.
3653 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
3654 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
3655 (sh_expand_cmpnstr): Likewise.
3656 (sh_expand_strlen): Likewise.
3657 (sh_expand_setmem): Likewise.
3658 * config/sh/sh.md: Likewise.
3659 * emit-rtl.c (emit_pattern_before): Likewise.
3660 * except.c: Likewise.
3661 * final.c: Likewise.
3664 2016-11-01 Jason Merrill <jason@redhat.com>
3666 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
3667 a COND_EXPR with constant condition.
3669 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3671 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
3672 and its initialization.
3674 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3676 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
3679 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3681 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
3682 argument, don't call add_linkage_name if it is true.
3683 (gen_variable_die): For C++ inline static data members, consider the
3684 initial call when old_die is NULL to be declaration and call
3685 add_name_and_src_coords_attributes in that case with true as
3686 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
3687 (gen_member_die): For C++ inline static data members, emit a
3688 definition DIE right away in DW_TAG_compile_unit context.
3690 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
3693 * config/pa/pa.md: Add new shift/add patterns to handle
3694 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
3696 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
3698 * config/xtensa/xtensa-protos.h
3699 (xtensa_use_return_instruction_p): New prototype.
3700 * config/xtensa/xtensa.c (xtensa_current_frame_size,
3701 xtensa_callee_save_size): Remove.
3702 (struct machine_function): Add new fields: current_frame_size,
3703 callee_save_size, frame_laid_out and epilogue_done.
3704 (compute_frame_size, xtensa_expand_prologue,
3705 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
3706 cfun->machine->callee_save_size and xtensa_current_frame_size
3707 with cfun->machine->current_frame_size.
3708 (compute_frame_size): Update cfun->machine->frame_laid_out and
3709 don't update frame layout after reload completion.
3710 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
3711 instead of zeroing xtensa_current_frame_size.
3712 (xtensa_use_return_instruction_p): New function.
3713 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
3715 (INITIAL_ELIMINATION_OFFSET): Use return value of
3716 compute_frame_size instead of xtensa_current_frame_size value.
3717 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
3718 function xtensa_use_return_instruction_p instead of inline code.
3720 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3722 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
3723 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
3724 * dwarf2out.c (rnglist_idx): New variable.
3725 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
3726 (DEBUG_RNGLISTS_SECTION): Define.
3727 (ranges_base_label): New variable.
3728 (size_of_die) <case dw_val_class_range_list>: If using
3729 DW_FORM_rnglistx, count size of uleb128 of range list index.
3730 (value_format) <case dw_val_class_range_list>: For
3731 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
3732 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
3733 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
3734 (add_ranges_num): Remove useless prototype. Don't multiply
3735 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
3736 for new fields added to dw_ranges struct.
3737 (add_ranges): Add maybe_new_sec argument and pass it
3738 through to add_ranges_num.
3739 (note_rnglist_head): New function.
3740 (add_ranges_by_labels): Pass true as maybe_new_sec to
3741 add_ranges_num, call note_rnglist_head on the head of the list.
3742 (output_ranges): Add function comment. Switch to
3743 .debug_ranges section here and emit .Ldebug_ranges0 label.
3744 (index_rnglists, output_rnglists): New functions.
3745 (gen_subprogram_die): Formatting fixes.
3746 (add_high_low_attributes): Don't divide offsets
3747 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
3748 first list element or when pointing into the middle of
3749 a list. Pass true as second argument to add_ranges on the
3750 first block fragment after cold/hot section switch.
3751 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
3752 section instead of .debug_ranges. Initialize
3753 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
3754 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
3755 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
3756 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
3757 Call output_rnglists for -gdwarf-5.
3758 (dwarf2out_c_finalize): Clear rnglist_idx.
3760 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
3762 * combine.c (simplify_compare_const): Add gcc_fallthrough.
3764 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
3765 Tamar Christina <tamar.christina@arm.com>
3767 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
3768 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
3769 (vmaxnmq_f32): Likewise.
3770 (vminnm_f32): Likewise.
3771 (vminnmq_f32): Likewise.
3772 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
3774 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
3777 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3779 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
3780 binary floating point types supported by the hardware except for
3782 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
3783 vector instruction for optimizing extracting a SImode from a
3784 V4SImode vector and converting it to floating point.
3785 (vsx_xvcvuxwdp_df): Likewise.
3786 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
3787 registers to be any VSX register. Move stores to the end of the
3789 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
3790 to optimize extracting a SImode from a V4SImode vector and
3791 converting it to a binary floating point type supported by the
3792 hardware. Use the vector converts instead of extracting the
3793 element, sign extending it, and then converting it to double.
3794 Other floating point types than double first convert to double,
3795 then the double is converted to that type.
3796 (vsx_extract_si_<uns>float_<mode>): Likewise.
3798 2016-10-31 Andrew Pinski <apinski@cavium.com>
3800 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
3801 Rewrite handling of part num to handle the case where
3802 multiple implementers share the same part num.
3804 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
3805 Jakub Jelinek <jakub@redhat.com>
3807 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
3808 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
3810 2016-10-31 Jakub Jelinek <jakub@redhat.com>
3812 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
3813 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
3814 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
3815 (is_cu_die, is_unit_die): Likewise.
3816 (should_move_die_to_comdat, break_out_comdat_types): Adjust
3817 comments for DWARF5 DW_UT_type units.
3818 (output_compilation_unit_header): Add UT argument, output
3819 start of DWARF5 .debug_info section header.
3820 (output_comp_unit): Add dwo_id argument. Adjust
3821 output_compilation_unit_header caller, for DW_UT_split_compile
3822 emit dwo_id field, otherwise padding1. Emit padding2 field.
3823 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
3824 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
3825 (output_skeleton_debug_sections): Add dwo_id argument, for
3826 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
3827 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
3828 DW_UT_type or DW_UT_split_type units rather than .debug_types.
3829 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
3830 DW_TAG_compile_unit for skeleton unit die. Don't add
3831 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
3832 address to output_comp_unit and output_skeleton_debug_sections.
3834 * dwarf2out.c (debug_line_str_section): New variable.
3835 (debug_line_str_hash): Likewise.
3836 (DEBUG_LINE_STR_SECTION): Define.
3837 (set_indirect_string): Handle DW_FORM_line_strp like
3839 (find_string_form): Fix up formatting.
3840 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
3842 (output_die): Handle DW_FORM_line_strp.
3843 (DWARF5_USE_DEBUG_LINE_STR): Define.
3844 (output_line_string): New function.
3845 (output_file_names): Add -gdwarf-5 support.
3846 (output_line_info): Likewise.
3847 (init_sections_and_labels): Initialize debug_line_str_section.
3848 (output_indirect_string): Change 2nd argument from void *
3849 to enum dwarf_form form, compare with form rather than
3851 (output_indirect_strings): Pass DW_FORM_strp to
3852 output_indirect_string traversion.
3853 (dwarf2out_finish): Output .debug_line_str strings.
3854 (dwarf2out_c_finalize): Clear debug_line_str_section and
3855 debug_line_str_hash.
3857 2016-10-31 Tom Tromey <tom@tromey.com>
3860 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
3861 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
3862 DW_OP_GNU_push_tls_address case.
3863 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
3865 2016-10-31 Jakub Jelinek <jakub@redhat.com>
3867 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
3868 for frame_offset_rel bit.
3869 (struct array_descr_info): Add rank field.
3870 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
3871 and placeholder_seen fields.
3872 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
3873 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
3874 DW_OP_pick 1 into DW_OP_over.
3875 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
3876 gen_variant_part): Clear placeholder_{arg,seen}.
3877 (loc_list_from_tree_1): Drop const from context argument.
3878 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
3879 (loc_list_for_address_of_addr_expr_of_indirect_ref,
3880 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
3882 (add_scalar_info): Drop const from context argument. Handle
3883 context->placeholder_arg.
3884 (add_bound_info): Drop const from context argument.
3885 (gen_descr_array_type_die): Drop const from ctx variable.
3886 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
3887 attribute and use a single DW_TAG_generic_subrange instead of
3888 7 DW_TAG_subrange_type for assumed rank arrays.
3890 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
3891 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
3892 from bool to 1-bit uchar bitfield. Add num_assigned and
3893 offset_emitted bitfields.
3894 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
3895 for dw_val_class_lineptr and dw_val_class_macptr. Handle
3896 dw_val_class_loclistsptr.
3897 (new_addr_loc_descr): Fix up formatting.
3898 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
3899 (add_AT_low_high_pc): Fix up formatting.
3900 (add_AT_loclistsptr): New function.
3901 (AT_lbl): Allow dw_val_class_loclistsptr.
3902 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
3903 Handle dw_val_class_loclistsptr.
3904 (loc_list_idx): New variable.
3905 (output_loclists_offsets, assign_location_list_indexes): New
3907 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
3908 add size_of_uleb128 of the index. Drop never used
3909 dwarf_split_debug_info AT_index handling. Handle
3910 dw_val_class_loclistsptr.
3911 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
3912 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
3913 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
3914 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
3915 DW_FORM_loclistx indexes.
3916 (output_attr_index_or_value): Fix up formatting. Don't handle
3917 dw_val_class_loc_list here.
3918 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
3919 For dw_val_class_loc_list call output_loc_list_offset rather than
3920 output_attr_index_or_value.
3921 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
3922 or .debug_loclists.dwo section name for debug_loc_section.
3923 (resolve_addr_in_expr): Formatting fix.
3924 (index_location_lists): Likewise.
3925 (dwarf2out_finish): If there are any location lists, for
3926 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
3927 index_location_lists only if have_location_lists. Call
3928 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
3929 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
3930 -gsplit-dwarf also emit offset table.
3932 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
3933 (size_of_die, value_format, output_die): Use
3934 DW_FORM_data16 for 128-bit dw_val_class_const_double or
3935 dw_val_class_wide_int.
3937 * dwarf2out.c (dwarf_op): Renamed to ...
3938 (dwarf_OP): ... this.
3939 (convert_descriptor_to_mode, scompare_loc_descriptor,
3940 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
3941 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
3943 (dwarf_AT, dwarf_TAG): New functions.
3944 (check_die): Disallow DW_AT_call_all_calls next to
3945 DW_AT_GNU_all_call_sites.
3946 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
3947 and attributes instead of the corresponding GNU tag and attributes.
3948 (gen_subprogram_die): Likewise. Emit call site information even
3949 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
3950 DW_AT_defaulted in comment.
3951 (resolve_addr): Handle DW_AT_call_origin attribute on
3952 DW_TAG_call_site DIE like DW_AT_abstract_origin on
3953 DW_TAG_GNU_call_site DIE.
3955 * dwarf2out.c (dwarf_op): New function.
3956 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
3957 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
3958 (output_loc_operands, output_loc_operands_raw): Likewise.
3959 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
3960 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
3961 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
3962 if dwarf_version < 5.
3963 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
3965 (scompare_loc_descriptor, ucompare_loc_descriptor,
3966 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
3967 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
3968 optimize_location_into_implicit_ptr): Likewise. Only punt for
3969 !dwarf_strict if dwarf_version < 5.
3970 (string_cst_pool_decl): Adjust comment.
3971 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
3973 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
3974 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
3975 (struct dw_val_node): Add val_file_implicit field.
3976 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
3977 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
3978 output_die): Handle dw_val_class_const_implicit,
3979 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
3980 (abbrev_die_table): Change into va_gc vec.
3981 (abbrev_die_table_allocated, abbrev_die_table_in_use,
3982 ABBREV_DIE_TABLE_INCREMENT): Remove.
3983 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
3984 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
3986 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
3987 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
3989 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
3991 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
3993 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
3995 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
3996 unit. Call optimize_abbrev_table.
3997 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
3998 abbrev_die_table being a va_gc vec.
4000 PR tree-optimization/77860
4001 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4002 also integral complex and vector constants.
4004 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4005 optimize_macinfo_range, save_macinfo_strings): Replace
4006 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4007 (output_macinfo): Likewise. Emit .debug_macro* rather than
4008 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4009 (init_sections_and_labels): Use .debug_macro* labels rather than
4010 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4011 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4012 or DW_AT_GNU_macros for -gdwarf-5.
4014 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4016 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4018 2016-09-11 Le-Chun Wu <lcwu@google.com>
4019 Mark Wielaard <mjw@redhat.com>
4021 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4022 (Wshadow=local): New option.
4023 (Wshadow-local): Hidden alias for -Wshadow=local.
4024 (Wshadow=compatible-local): New option.
4025 (Wshadow-compatible-local): Hidden alias for
4026 -Wshadow=compatible-local.
4027 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4028 Wshadow=compatible-local.
4030 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4032 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4033 Check slp defs for COND_EXPR by swapping/inverting operands if the
4034 new parameter SWAP indicates so.
4035 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4036 is isomorphic to the first stmt via swapping/inverting. Store swap
4037 information in the new parameter SWAP.
4038 (vect_build_slp_tree): New local array SWAP and pass it to function
4039 vect_build_slp_tree_1. Cleanup result handling code for function
4040 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4041 order of operands has been fixed as indicated by SWAP[i].
4043 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4045 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4046 unnecessary data dependence check after visited store stmt.
4048 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4050 PR tree-optimization/71915
4051 PR tree-optimization/71490
4052 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4054 (find_basis_for_base_expr): Require stride types to match when
4056 (alloc_cand_and_find_basis): Record the stride type.
4057 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4058 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4059 the expressions having those types.
4060 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4061 (create_mul_ssa_cand): Likewise.
4062 (create_mul_imm_cand): Likewise.
4063 (create_add_ssa_cand): Likewise.
4064 (create_add_imm_cand): Likewise.
4065 (legal_cast_p_1): Change interface to accept types rather than the
4066 expressions having those types.
4067 (legal_cast_p): Pass types to legal_cast_p_1.
4068 (slsr_process_cast): Pass stride type to
4069 alloc_cand_and_find_basis.
4070 (slsr_process_copy): Likewise.
4071 (dump_candidate): Display stride type when a cast exists.
4072 (create_add_on_incoming_edge): Introduce a cast when necessary for
4074 (analyze_increments): Change the code checking for invalid casts
4075 to rely on the stride type, and update the documentation and
4076 example. Change the code checking for pointer multiplies to rely
4078 (insert_initializers): Introduce a cast when necessary for the
4079 stride type. Use the stride type for the type of the initializer.
4081 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4083 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4085 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4087 PR rtl-optimization/77919
4088 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4089 into memory if both modes are complex and their inner modes have the
4090 same precision. If the two modes are different complex modes, convert
4091 each part separately and generate a new CONCAT.
4093 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4095 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4097 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4100 * gimple-ssa-store-merging.c
4101 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4102 instead of SET_TYPE_ALIGN on shared integral type.
4104 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4106 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4107 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4110 2016-10-28 Jeff Law <law@redhat.com>
4112 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4113 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4115 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4117 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4119 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4121 * target.def (min_arithmetic_precision): New hook.
4122 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4123 * doc/tm.texi: Regenerate.
4124 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4125 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4126 * targhooks.c (default_min_arithmetic_precision): New function.
4127 * targhooks.h (default_min_arithmetic_precision): Declare.
4128 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4129 (sparc_min_arithmetic_precision): New function.
4131 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4134 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4135 Swap commutative operands in new RTL if needed. Handle zero_ext
4137 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
4140 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4141 Kugan Vivekanandarajah <kuganv@linaro.org>
4142 Jim Wilson <jim.wilson@linaro.org>
4144 PR tree-optimization/43721
4145 * target.def: New hook expand_divmod_libfunc.
4146 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
4147 * doc/tm.texi: Regenerate.
4148 * internal-fn.def: Add new entry for DIVMOD ifn.
4149 * internal-fn.c (expand_DIVMOD): New.
4150 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
4152 (widen_mul_stats): Add new field divmod_calls_inserted.
4153 (target_supports_divmod_p): New.
4154 (divmod_candidate_p): Likewise.
4155 (convert_to_divmod): Likewise.
4156 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
4157 renumber_gimple_stmt_uids at beginning of function. Call
4158 convert_to_divmod and record stats for divmod.
4159 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
4160 TARGET_EXPAND_DIVMOD_LIBFUNC.
4161 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4164 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4165 Segher Boessenkool <segher@kernel.crashing.org>
4167 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4168 swapping the arms of the branch.
4169 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4170 sequence for the generic signed-signed-signed case.
4172 2016-10-28 Jeff Law <law@redhat.com>
4174 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4176 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4178 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4180 PR rtl-optimization/78029
4181 * function.c (prologue_contains, epilogue_contains): New functions.
4182 (record_prologue_seq, record_epilogue_seq): New functions.
4183 * function.h (prologue_contains, epilogue_contains,
4184 record_prologue_seq, record_epilogue_seq): New declarations.
4185 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4186 mixing prologue and epilogue insns.
4187 (init_deps): Initialize the new fields in struct deps_desc.
4188 * sched-int.h (struct deps_desc): New fields last_prologue,
4189 last_epilogue, and last_logue_was_epilogue.
4190 * shrink-wrap.c (emit_common_heads_for_components): Record all
4191 emitted prologue and epilogue insns.
4192 (emit_common_tails_for_components): Ditto.
4193 (insert_prologue_epilogue_for_components): Ditto.
4195 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4198 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4199 * common.opt (fstore-merging): New Optimization option.
4200 * opts.c (default_options_table): Add entry for
4201 OPT_ftree_store_merging.
4202 * fold-const.h (can_native_encode_type_p): Declare prototype.
4203 * fold-const.c (can_native_encode_type_p): Define.
4204 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4205 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4206 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4207 * passes.def: Insert pass_tree_store_merging.
4208 * tree-pass.h (make_pass_store_merging): Declare extern
4210 * gimple-ssa-store-merging.c: New file.
4211 * doc/invoke.texi (Optimization Options): Document
4213 (--param documentation): Document store-merging-allow-unaligned
4214 and max-stores-to-merge.
4216 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4219 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4220 assignment to earlier in the if/else logic.
4222 2016-10-28 Richard Biener <rguenther@suse.de>
4226 * fold-const.c (make_bit_field_ref): Only adjust alias set
4227 when the original alias set was zero.
4229 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4231 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4232 (s390_adjust_loops): New function.
4233 (s390_reorg): Invoke s390_adjust_loops.
4234 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4235 ("osc_break"): New insn definition.
4237 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4239 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4240 * config.gcc: Support alternate archXX cpu levels with
4241 --with-arch= and --with-tune=.
4242 * config/s390/linux.h: Translate new archXX cpu levels to the
4243 original names when calling GAS.
4244 * config/s390/tpf.h: Likewise.
4245 * doc/invoke.texi: Document the alternate cpu level names.
4247 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4249 PR rtl-optimization/77919
4250 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4251 MEM if mode1 is not a complex mode.
4253 PR rtl-optimization/78132
4254 * ree.c (combine_reaching_defs): Give up if copy_needed and
4255 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4257 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4259 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4261 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4263 * config/rs6000/constraints.md (wH constraint): Add new
4264 constraints for allowing 32-bit integers (and eventually 8/16-bit
4265 integers) into the vector registers.
4266 (wI constraint): Likewise.
4267 (wJ constraint): Likewise.
4268 (wK constraint): Likewise.
4269 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4270 -mvsx-small-integer as a default option for ISA 2.07
4272 (POWERPC_MASKS): Likewise.
4273 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4274 switch to turn off small integer support in vector registers.
4275 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4276 test for -mupper-regs-di, since it is already done with the
4277 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4278 -mvsx-small-integer.
4279 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4281 (rs6000_setup_reg_addr_masks): Likewise.
4282 (rs6000_init_hard_regno_mode_ok): Likewise.
4283 (rs6000_option_override_internal): Add consistency checks for
4284 -mvsx-small-integer.
4285 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4286 -mvsx-small-integer.
4287 (rs6000_secondary_reload): Use std::swap.
4288 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4289 VSX_REGS for small integers in vector registers, since there is no
4290 D-FORM address mode for such types.
4291 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4292 (rs6000_opt_masks): Add -mvsx-small-integer.
4293 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4295 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4296 extracts can be done on ISA 2.07.
4297 (vsx_extract_<mode>): Add support for small integers in vsx
4299 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4300 longer support V4SImode in this pattern.
4301 (vsx_extract_si): New insn to support extraction of SImode in ISA
4302 2.07 using either xxextractuw or vspltw.
4303 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4304 longer support V4SImode in this pattern.
4305 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4306 wJ, and wK constraints.
4307 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4308 storing SDmode with VSX instructions.
4309 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4310 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4311 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4312 small integers in vector registers.
4313 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4314 load and before the FPR and VSX loads. Remove ??, ! from the
4315 constraints. Add VEXTSW2D support for small integers in vector
4317 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4318 integers in vector registers.
4319 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4320 move instead of using an UNSPEC.
4321 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4322 integers in vector registers.
4323 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4324 move instead of using an UNSPEC.
4325 (movsi_internal1): Add support for -mvsx-small-integer. Align
4326 columns so that it is more readable.
4327 (SImode splitter for ISA 3.0 constants): Add splitter for
4328 -128..127 constants that can easily be constructed on ISA 3.0.
4329 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4332 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4335 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4338 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4340 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4341 PIC_OFFSET_TABLE_REGNUM twice.
4343 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4345 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4346 support for constant operand for OP.
4348 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4350 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4351 splice_child_die if child doesn't have DW_AT_specification attribute.
4353 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4355 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4356 (TARGET_HAVE_LDREXBH): Likewise.
4357 (TARGET_HAVE_LDACQ): Likewise.
4359 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4361 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4362 logic to to decide whether to copy over old value to register for new
4364 * config/arm/sync.md: Add comments explaning why mode and code
4365 attribute are not defined in iterators.md
4366 (thumb1_atomic_op_str): New code attribute.
4367 (thumb1_atomic_newop_str): Likewise.
4368 (thumb1_atomic_fetch_op_str): Likewise.
4369 (thumb1_atomic_fetch_newop_str): Likewise.
4370 (thumb1_atomic_fetch_oldop_str): Likewise.
4371 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4372 mirror the more restrictive constraints of the Thumb-1 insns after
4373 split compared to Thumb-2 counterpart insns.
4374 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4375 in sync with non atomic version.
4376 (atomic_nand<mode>): Likewise.
4377 (atomic_fetch_<sync_optab><mode>): Likewise.
4378 (atomic_fetch_nand<mode>): Likewise.
4379 (atomic_<sync_optab>_fetch<mode>): Likewise.
4380 (atomic_nand_fetch<mode>): Likewise.
4381 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4382 in sync with atomic version.
4383 (thumb1_subsi3_insn): Likewise.
4384 (thumb1_andsi3_insn): Likewise.
4385 (thumb1_iorsi3_insn): Likewise.
4386 (thumb1_xorsi3_insn): Likewise.
4388 2016-10-27 Nick Clifton <nickc@redhat.com>
4390 * plugin.c (register_plugin_info): Produce an error message if the
4391 plugin is not found in the hash table.
4393 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4395 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4398 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
4401 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
4402 define builtin functions from the bdesc_spe_predicates or
4403 bdesc_spe_evsel arrays if the builtin mask is not compatible with
4404 the current compiler configuration.
4405 (paired_init_builtins): Modify loop to not define define builtin
4406 functions from the bdesc_paried_preds array if the builtin mask is
4407 not compatible with the current compiler configuration.
4408 (altivec_init_builtins): Modify loops to not define the
4409 __builtin_altivec_stxvl function nor the builtin functions from
4410 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
4411 builtin mask is not compatible with the current compiler
4414 2016-10-26 Jeff Law <law@redhat.com>
4416 * config/sh/sh.c (output_branch): Add missing fallthru comments.
4417 (gen_shl_and): Likewise.
4418 * config/sh/sh.md (movsicc): Add missing fallthru comments.
4420 * config/mips/mips.c (mips16_constant_cost): Add missing
4422 (mips16_build_call_stub): Increase buffer size. Adjust
4425 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4427 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
4428 INSN_UIDs for all insns in compact mode.
4429 (rtx_writer::print_rtx): Likewise.
4430 * print-rtl.h (rtx_writer::flag_compact): Update comment.
4431 * rtl-tests.c (selftest::test_dumping_insns): Update expected
4432 output to include INSN_UID.
4433 (selftest::test_uncond_jump): Likewise.
4435 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
4437 * haifa-sched.c (call_used_regs_num): Rename to...
4438 (call_saved_regs_num): ...this.
4439 (fixed_regs_num): New variable.
4440 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
4442 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
4444 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4446 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
4448 * print-rtl.c (outfile): Delete global.
4449 (sawclose): Likewise.
4451 (in_call_function_usage): Likewise.
4452 (flag_compact): Likewise.
4453 (flag_simple): Likewise.
4454 (rtx_writer::rtx_writer): New ctor.
4455 (print_rtx_operand_code_0): Convert to...
4456 (rtx_writer::print_rtx_operand_code_0): ...this.
4457 (print_rtx_operand_code_e): Convert to...
4458 (rtx_writer::print_rtx_operand_code_e): ...this.
4459 (print_rtx_operand_codes_E_and_V): Convert to...
4460 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
4461 (print_rtx_operand_code_i): Convert to...
4462 (rtx_writer::print_rtx_operand_code_i): ...this.
4463 (print_rtx_operand_code_r): Convert to...
4464 (rtx_writer::print_rtx_operand_code_r): ...this.
4465 (print_rtx_operand_code_u): Convert to...
4466 (rtx_writer::print_rtx_operand_code_u): ...this.
4467 (print_rtx_operand): Convert to...
4468 (rtx_writer::print_rtx_operand): ...this.
4469 (print_rtx): Convert to...
4470 (rtx_writer::print_rtx): ...this.
4471 (print_inline_rtx): Rewrite in terms of class rtx_writer.
4472 (debug_rtx): Likewise.
4473 (print_rtl): Convert to...
4474 (rtx_writer::print_rtl): ...this.
4475 (print_rtl): Reimplement in terms of class rtx_writer.
4476 (print_rtl_single): Rewrite in terms of class rtx_writer.
4477 (print_rtl_single_with_indent): Convert to..
4478 (rtx_writer::print_rtl_single_with_indent): ...this.
4479 (print_simple_rtl): Rewrite in terms of class rtx_writer.
4480 * print-rtl.h (flag_compact): Delete decl.
4481 (class rtx_writer): New class.
4482 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
4485 2016-10-26 Jeff Law <law@redhat.com>
4487 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
4490 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
4491 (check_if_valid_sleep_operand): Add missing fallthru comment.
4492 (arc_register_move_cost): Increase buffer size.
4493 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
4495 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
4497 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
4498 comment. Add gcc_unreachable for path that should never happen.
4500 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
4503 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4504 Martin Liska <mliska@suse.cz>
4507 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
4508 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
4509 on outer context if any.
4511 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4513 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
4514 by increment rather than double it.
4515 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
4516 emit a space before args[4].
4517 (END): Don't emit a space before with_arg.
4519 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4521 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
4522 Baseline only alternatives to (i) hold store atomic success value in a
4523 return register rather than a scratch register, (ii) use a low register
4524 for it and to (iii) ensure the cbranchsi insn generated by the split
4525 respect the constraints of Thumb-1 cbranchsi4_insn and
4527 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
4528 constraints must match those in atomic_compare_and_swap.
4529 (cbranchsi4_scratch): Likewise.
4531 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4533 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
4534 variable. Add the new parameter to the insn generator. Set that
4535 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
4536 return value from the negation of that parameter for Thumb-1, keeping
4537 the logic unchanged otherwise except for using bdst as the destination
4538 register of the compare_and_swap insn.
4539 (arm_split_compare_and_swap): Add explanation about how is the value
4540 returned to the function comment. Rename scratch variable to
4541 neg_bval. Adapt initialization of variables holding operands to the
4542 new operand numbers. Use return register to hold result of store
4543 exclusive for Thumb-1, scratch register otherwise. Construct the
4544 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
4545 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
4546 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
4547 for strongly ordered compare_and_swap.
4548 * config/arm/predicates.md (cc_register_operand): New predicate.
4549 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
4550 match_operand with the new predicate to accept either the CC flag or a
4551 destination register for the boolean return value, restricting it to
4552 CC flag only via constraint. Adapt operand numbers accordingly.
4554 2016-10-26 Jeff Law <law@redhat.com>
4556 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
4558 * config/frv/frv.c (comparison_string): Do not fall through after
4561 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
4563 (expand_one_builtin): Add missing break.
4565 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
4566 (m32c_legitimate_address_p): Likewise.
4568 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
4570 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
4572 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
4575 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
4578 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
4580 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
4582 (rl78_asm_ctor_dtor): Increase buffer size.
4584 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
4586 (xstormy16_asm_output_constructor): Likewise.
4588 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
4591 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
4592 comment to silence warning.
4594 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
4595 (spu_legitimate_address_p): Fix logic error and add missing fallthru
4598 2016-10-26 Michael Matz <matz@suse.de>
4600 PR tree-optimization/78060
4601 PR tree-optimization/78061
4602 PR tree-optimization/78088
4603 * tree-ssa-loop-split.c (easy_exit_values): New function.
4604 (tree_ssa_split_loops): Use it.
4605 (compute_new_first_bound): Change order of operations,
4606 fix invalid use of types.
4608 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
4610 gen-pass-instances.awk is sensitive to the order in which
4611 passes are added; passes that appear later have to be added first.
4615 * config/avr/avr-passes.def: Swap order of directives for
4616 gen-pass-instances.awk.
4618 2016-10-25 Jeff Law <law@redhat.com>
4620 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
4621 (vax_notice_update_cc): Likewise.
4623 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4625 * config.gcc (sparc*-*-solaris2*): Adjust.
4626 (sparc64-*-linux*): Likewise.
4627 * config/sparc/default-64.h: Rename to...
4628 * config/sparc/default64.h: ...this.
4629 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
4631 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
4632 * config/sparc/sparc.h: Minor tweaks.
4633 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
4634 TARGET_ARCH32 throughout. Minor various tweaks throughout.
4636 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4638 * input.c (fcache::file_patch): Add comment about lifetime.
4639 (selftest::cpp_reader_ptr): New class.
4640 (selftest::lexer_test): Convert m_parser from cpp_reader *
4641 to a cpp_reader_ptr, and move m_tempfile to after it.
4642 (selftest::lexer_test::lexer_test): Update for above reordering.
4643 (lexer_test::~lexer_test): Move cleanup of m_parser to
4644 cpp_reader_ptr's dtor.
4646 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4648 * toplev.c (toplev::main): Remove call to
4649 location_adhoc_data_fini.
4651 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4653 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
4654 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
4656 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4658 * ggc-tests.c (forcibly_ggc_collect): Rename to...
4659 (selftest::forcibly_ggc_collect): ...this, and remove "static".
4660 (test_basic_struct): Update for above renaming.
4661 (test_length): Likewise.
4662 (test_union): Likewise.
4663 (test_finalization): Likewise.
4664 (test_deletable_global): Likewise.
4665 (test_inheritance): Likewise.
4666 (test_chain_next): Likewise.
4667 (test_user_struct): Likewise.
4668 (test_tree_marking): Likewise.
4669 * selftest-run-tests.c (selftest::run_tests): Call
4670 selftest::forcibly_ggc_collect at the end of the selftests.
4671 * selftest.h (selftest::forcibly_ggc_collect): New decl.
4673 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4676 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
4677 * optabs.c (expand_vec_cond_expr): For comparison codes
4678 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
4679 (expand_vec_cmp_expr): For comparison codes
4680 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
4681 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
4682 Add enum tree_code argument.
4683 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
4685 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
4686 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
4688 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
4689 NE_EXPR, attempt to use vcondeq_optab as fallback.
4690 * tree-vect-generic.c (expand_vector_comparison,
4691 expand_vector_divmod, expand_vector_condition): Adjust
4692 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
4693 * tree-vect-stmts.c (vectorizable_condition,
4694 vectorizable_comparison): Likewise.
4695 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
4696 check_bool_pattern, search_type_for_mask_1): Likewise.
4697 * expr.c (do_store_flag): Likewise.
4698 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
4699 @code{vcondeq@var{m}@var{n}}): Document.
4700 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
4703 2016-10-25 Jeff Law <law@redhat.com>
4705 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
4707 (v850_output_aligned_bss): Add missing break.
4709 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
4711 2016-10-25 Martin Liska <mliska@suse.cz>
4714 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
4715 statements as they can also contain possibly a freeing call.
4717 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
4718 Martin Liska <mliska@suse.cz>
4721 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
4722 * ipa-icf.c (sem_function::get_hash): Add target optimization
4725 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
4728 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
4729 Remove partial overlap check for shift by 1.
4730 (ashldi3_neon): Likewise.
4732 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
4734 * config/arm/constraints.md (Q constraint): Document its use for
4736 (Pf constraint): New constraint for relaxed, consume or relaxed memory
4738 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
4739 alternatives to allow any register when memory model matches Pf and
4740 thus lda is used, but only low registers otherwise. Use unpredicated
4741 output template for Thumb-1 targets.
4742 (atomic_store<mode>): Likewise for stl.
4743 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
4744 whose output template does not have predication.
4745 (arm_load_acquire_exclusive<mode>): Likewise.
4746 (arm_load_exclusivesi): Likewise.
4747 (arm_load_acquire_exclusivesi): Likewise.
4748 (arm_store_release_exclusive<mode>): Likewise.
4749 (arm_store_exclusive<mode>): Use unpredicated output template for
4752 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4754 * internal-fn.def (LAUNDER): New internal function.
4755 * internal-fn.c (expand_LAUNDER): New function.
4757 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4758 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4760 New avr target pass to work around performance loss by PR fix.
4764 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
4765 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
4766 * config/avr/predicates.md (extend_operator): New.
4767 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
4768 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
4769 (make_avr_pass_casesi): New prototypes.
4770 * config/avr/avr.c (print-rtl.h): Include it.
4771 (pass_data avr_pass_data_casesi): Data for new pass.
4772 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
4773 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
4774 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
4775 (avr_optimize_casesi): New functions.
4777 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4778 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4782 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
4784 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4786 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
4787 DW_AT_rvalue_reference attributes.
4789 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
4791 * doc/invoke.text (Wint-in-bool-context): Update documentation.
4792 * value-prof.c (stringop_block_profile): Fix a warning.
4794 2016-10-24 Martin Sebor <msebor@redhat.com>
4797 * builtins.c (string_length): New function.
4798 (c_strlen): Use string_length. Correctly handle wide strings.
4799 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
4801 (target_int_max): Call target_max_value.
4802 (format_result::knownrange): New data member.
4803 (fmtresult::fmtresult): Define default constructor.
4804 (format_integer): Use it and set format_result::knownrange.
4805 Handle global constants.
4806 (format_floating_max): Add third argument.
4807 (format_floating): Recompute maximum value for %a for each argument.
4808 (get_string_length): Use fmtresult default ctor.
4809 (format_string): Set format_result::knownrange.
4810 (format_directive): Check format_result::knownrange.
4811 (add_bytes): Same. Correct caret placement in diagnostics.
4812 (pass_sprintf_length::compute_format_length): Set
4813 format_result::knownrange.
4814 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
4816 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4818 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
4819 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
4821 2016-10-24 Ximin Luo <infinity0@pwned.gg>
4824 * dwarf2out.c (file_table_relative_p): Remove.
4825 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
4826 also for absolute paths.
4827 * doc/tm.texi: Update.
4828 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
4829 * target.def (force_at_comp_dir): Remove hook.
4830 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
4832 2016-10-24 Richard Biener <rguenther@suse.de>
4834 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
4835 backedges when identifying the single predecessor to take
4836 conditional info from. Use SCEV to get at ranges for loop IVs.
4837 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
4838 avoid false warning.
4840 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
4843 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
4844 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
4845 (avr_address_tiny_absdata_p): New static function.
4846 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
4847 it to determine validity of constant addresses.
4848 (avr_attribute_table) [absdata]: New variable attribute...
4849 (avr_handle_absdata_attribute): ...and handler.
4850 (avr_decl_absdata_p): New static function.
4851 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
4852 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
4853 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
4855 2016-10-24 Richard Biener <rguenther@suse.de>
4857 PR tree-optimization/78076
4858 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
4859 also on the loop tree root.
4861 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4863 * config/i386/i386.c (ix86_fold_builtin): Handle
4864 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
4865 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
4866 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
4867 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
4869 2016-10-24 Martin Liska <mliska@suse.cz>
4872 * opts.c (finish_options): Skip conditionally.
4874 2016-10-23 Martin Sebor <msebor@redhat.com>
4877 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
4878 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
4880 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
4882 * config/sparc/sparc.md (cpu_feature): Minor tweak.
4883 (enabled): Likewise.
4884 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
4885 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
4886 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
4887 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
4888 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
4889 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
4891 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
4893 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
4894 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
4896 2016-10-21 Andrew Pinski <apinski@cavium.com>
4898 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
4900 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
4901 implementer_id to unsigned char.
4902 Change part_no to unsigned int.
4903 (AARCH64_BIG_LITTLE): New define.
4904 (INVALID_IMP): New define.
4905 (INVALID_CORE): New define.
4906 (cpu_data): Change the last element's implementer_id and part_no to
4908 (valid_bL_string_p): Rewrite to ..
4909 (valid_bL_core_p): this for integers instead of strings.
4910 (parse_field): New function.
4911 (contains_string_p): Rewrite to ...
4912 (contains_core_p): this for integers and only for the part_no.
4913 (host_detect_local_cpu): Rewrite handling of implementation and
4914 par num to be integers; simplifying the code.
4916 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4918 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
4919 value range for pointers in more cases.
4921 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
4923 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
4924 Add extra argument to allow emitting the move immediate.
4925 Use add/sub with positive immediate.
4926 (aarch64_add_constant): Add inline function.
4927 (aarch64_add_sp): Likewise.
4928 (aarch64_sub_sp): Likewise.
4929 (aarch64_expand_prologue): Call aarch64_sub_sp.
4930 (aarch64_expand_epilogue): Call aarch64_add_sp.
4931 Decide when to leave out move.
4932 (aarch64_output_mi_thunk): Call aarch64_add_constant.
4934 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
4936 * config/aarch64/aarch64.c (aarch64_layout_frame):
4937 Align FP callee-saves.
4939 2016-10-21 Jakub Jelinek <jakub@redhat.com>
4941 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
4942 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
4944 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4945 _rdseed64_step): Likewise.
4946 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
4949 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
4950 and tree-ssanames.h.
4951 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
4952 with INTEGER_CST argument.
4953 (ix86_gimple_fold_builtin): New function.
4954 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
4956 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
4957 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
4958 (ranges_table_allocated, ranges_table_in_use,
4959 ranges_by_label_allocated, ranges_by_label_in_use,
4960 RANGES_TABLE_INCREMENT): Removed.
4961 (add_ranges_num): Use vec_safe_push into ranges_table.
4962 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
4963 (output_ranges): Adjust for ranges_table and ranges_by_label
4964 conversion from arrays to vec.
4965 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
4966 conversion from arrays to vec.
4967 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
4968 ranges_table_in_use, ranges_by_label_allocated and
4969 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
4971 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
4972 if needed. Re-add origin_die variable and its initialization.
4974 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
4975 even for -fstack-reuse=none, or for volatile vars etc.
4977 2016-10-21 David Malcolm <dmalcolm@redhat.com>
4979 * print-rtl-function.c (flag_compact): Move extern decl to...
4980 * print-rtl.h (flag_compact): ...here.
4981 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
4982 (ASSERT_RTL_DUMP_EQ): New macro.
4983 (selftest::test_dumping_regs): New function.
4984 (selftest::test_dumping_insns): New function.
4985 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
4987 (selftest::rtl_tests_c_tests): Call the new test functions.
4989 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4991 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4992 (outgoing_edges_match): Likewise.
4993 (try_crossjump_to_edge): Likewise.
4994 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
4995 (rtl_tidy_fallthru_edge): Likewise.
4996 * rtl.h (tablejump_p): Adjust prototype.
4997 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
4999 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5001 * rtl.h (label_ref_label): New function.
5002 (set_label_ref_label): New function.
5003 (LABEL_REF_LABEL): Delete.
5004 * alias.c (rtx_equal_for_memref_p): Adjust.
5005 * cfgbuild.c (make_edges): Likewise.
5006 (purge_dead_tablejump_edges): Likewise.
5007 * cfgexpand.c (convert_debug_memory_address): Likewise.
5008 * cfgrtl.c (patch_jump_insn): Likewise.
5009 * combine.c (distribute_notes): Likewise.
5010 * cse.c (hash_rtx_cb): Likewise.
5011 (exp_equiv_p): Likewise.
5012 (fold_rtx): Likewise.
5013 (check_for_label_ref): Likewise.
5014 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5015 (cselib_hash_rtx): Likewise.
5016 * emit-rtl.c (mark_label_nuses): Likewise.
5017 * explow.c (convert_memory_address_addr_space_1): Likewise.
5018 * final.c (output_asm_label): Likewise.
5019 (output_addr_const): Likewise.
5020 * gcse.c (add_label_notes): Likewise.
5021 * genconfig.c (walk_insn_part): Likewise.
5022 * genrecog.c (validate_pattern): Likewise.
5023 * ifcvt.c (cond_exec_get_condition): Likewise.
5024 (noce_emit_store_flag): Likewise.
5025 (noce_get_alt_condition): Likewise.
5026 (noce_get_condition): Likewise.
5027 * jump.c (maybe_propagate_label_ref): Likewise.
5028 (mark_jump_label_1): Likewise.
5029 (redirect_exp_1): Likewise.
5030 (rtx_renumbered_equal_p): Likewise.
5031 * lra-constraints.c (operands_match_p): Likewise.
5032 * print-rtl.c (print_value): Likewise.
5033 * reload.c (find_reloads): Likewise.
5034 * reload1.c (set_label_offsets): Likewise.
5035 * reorg.c (get_branch_condition): Likewise.
5036 * rtl-tests.c (test_uncond_jump): Likewise.
5037 * rtl.c (rtx_equal_p_cb): Likewise.
5038 (rtx_equal_p): Likewise.
5039 * rtlanal.c (reg_mentioned_p): Likewise.
5040 (rtx_referenced_p): Likewise.
5041 (get_condition): Likewise.
5042 * varasm.c (const_hash_1): Likewise.
5043 (compare_constant): Likewise.
5044 (const_rtx_hash_1): Likewise.
5045 (output_constant_pool_1): Likewise.
5047 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5050 * reload.c (find_valid_class_1): Allow regclass if atleast one
5051 regno in regclass is ok. Compute and use rclass size based on
5052 actually available regnos for mode in rclass.
5054 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5056 * config/sparc/sparc-modes.def (CCV): New.
5058 * config/sparc/predicates.md (v_comparison_operator): New.
5059 (icc_comparison_operator): Add support for CCV/CCXV.
5060 (xcc_comparison_operator): Likewise.
5061 * config/sparc/sparc.c (output_cbranch): Likewise.
5062 (sparc_print_operand): Likewise.
5063 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5064 (uaddvdi4): New expander.
5065 (addvdi4): Likewise.
5066 (uaddvdi4_sp32): New instruction.
5067 (addvdi4_sp32): Likewise.
5068 (uaddvsi4): New expander.
5069 (addvsi4): Likewise.
5070 (cmp_ccc_plus_sltu_set): New instruction.
5071 (cmp_ccv_plus): Likewise.
5072 (cmp_ccxv_plus): Likewise.
5073 (cmp_ccv_plus_set): Likewise.
5074 (cmp_ccxv_plus_set): Likewise.
5075 (cmp_ccv_plus_sltu_set): Likewise.
5076 (uaddvdi4): New expander.
5077 (subvdi4): Likewise.
5078 (usubdi4_sp32): New instruction.
5079 (subvdi4_sp32): Likewise.
5080 (usubvsi4): New expander.
5081 (subvsi4): Likewise.
5082 (cmpsi_minus_sltu_set): New instruction.
5083 (cmp_ccv_minus): Likewise.
5084 (cmp_ccxv_minus): Likewise.
5085 (cmp_ccv_minus_set): Likewise.
5086 (cmp_ccxv_minus_set): Likewise.
5087 (cmp_ccv_minus_sltu_set): Likewise.
5088 (unegvdi3): New expander.
5089 (negvdi3): Likewise.
5090 (unegdi3_sp32): New instruction.
5091 (negvdi3_sp32): Likewise.
5092 (unegvsi3): New expander.
5093 (negvsi3): Likewise.
5094 (cmp_ccc_neg_sltu_set): New instruction.
5095 (cmp_ccv_neg): Likewise.
5096 (cmp_ccxv_neg): Likewise.
5097 (cmp_ccv_neg_set): Likewise.
5098 (cmp_ccxv_neg_set): Likewise.
5099 (cmp_ccv_neg_sltu_set): Likewise.
5101 * tree-ssa-loop-split.c: Remove trailing spaces.
5102 * match.pd: Likewise.
5104 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5106 PR rtl-optimization/78038
5107 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5108 be deduced to set REG through the RTL structure.
5109 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5111 2016-10-21 Richard Biener <rguenther@suse.de>
5113 PR tree-optimization/78051
5114 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5115 and mark replaced if folding did something.
5117 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5119 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5120 and "protected" in visibility types.
5121 (rs6000_xcoff_declare_function_name): Fix formatting.
5122 (rs6000_xcoff_declare_object_name): Fix formatting.
5124 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5127 and IX86_BUILTIN_HUGE_VALQ here ...
5128 (ix86_expand_builtin): ... not here.
5130 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5132 * doc/gty.texi (for_user): Use @item next to @findex.
5134 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5137 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
5138 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
5139 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
5140 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
5141 __builtin_ia32_lzcnt_u16.
5142 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
5143 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
5144 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
5145 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
5146 (bmi_tzcnt_<mode>): New expander.
5147 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5148 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
5149 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
5150 (lzcnt_<mode>): New expander.
5151 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5152 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
5153 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
5154 (UINT64_FTYPE_UINT64): New.
5155 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
5156 (__builtin_ia32_lzcnt_u16): New description.
5157 (__builtin_ia32_lzcnt_u32): Ditto.
5158 (__builtin_ia32_lzcnt_u64): Ditto.
5159 (__builtin_ctzs): Remove description.
5160 (__builtin_ia32_tzcnt_u16): New description.
5161 (__builtin_ia32_tzcnt_u32): Ditto.
5162 (__builtin_ia32_tzcnt_u64): Ditto.
5163 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5164 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5166 2016-10-20 Martin Liska <mliska@suse.cz>
5169 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5170 comparison with STMT_UID_NOT_IN_RANGE.
5171 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5174 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5176 * compare-elim.c (conforming_compare): Accept UNSPECs.
5177 (find_comparison_dom_walker::before_dom_children): Deal with
5178 instructions both using and killing the flags register.
5179 (equivalent_reg_at_start): New function extracted from...
5180 (try_eliminate_compare): ...here. Use it and add support for
5181 registers and UNSPECs as second operand of the compare.
5182 * config/visium/visium-modes.def (CCV): New.
5183 * config/visium/predicates.md (visium_v_comparison_operator): New.
5184 (visium_branch_operator): Deal with CCV mode.
5185 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5186 (output_cbranch): Likewise.
5187 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5188 (uaddv<mode>4): New expander.
5189 (addv<mode>4): Likewise.
5190 (add<mode>3_insn_set_carry): New instruction.
5191 (add<mode>3_insn_set_overflow): Likewise.
5192 (addsi3_insn_set_overflow): Likewise.
5193 (usubv<mode>4): New expander.
5194 (subv<mode>4): Likewise.
5195 (sub<mode>3_insn_set_carry): New instruction.
5196 (sub<mode>3_insn_set_overflow): Likewise.
5197 (subsi3_insn_set_overflow): Likewise.
5198 (unegv<mode>3): New expander.
5199 (negv<mode>3): Likewise.
5200 (neg<mode>2_insn_set_overflow): New instruction.
5201 (addv_tst<mode>): Likewise.
5202 (subv_tst<mode>): Likewise.
5203 (negv_tst<mode>): Likewise.
5204 (cbranch<mode>4_addv_insn): New splitter and instruction.
5205 (cbranch<mode>4_subv_insn): Likewise.
5206 (cbranch<mode>4_negv_insn): Likewise.
5208 2016-10-20 Richard Biener <rguenther@suse.de>
5210 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5211 Handle decls possibly not bound.
5212 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5213 nothing_id for decls that might not be bound if we are interested
5215 (get_constraint_for_component_ref): Deal with that.
5217 2016-10-20 Michael Matz <matz@suse.de>
5220 * common.opt (-fsplit-loops): New flag.
5221 * passes.def (pass_loop_split): Add.
5222 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5223 (enable_fdo_optimizations): Add loop splitting.
5224 * timevar.def (TV_LOOP_SPLIT): Add.
5225 * tree-pass.h (make_pass_loop_split): Declare.
5226 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5227 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5228 * tree-ssa-loop-split.c: New file.
5229 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5230 * doc/invoke.texi (fsplit-loops): Document.
5231 * doc/passes.texi (Loop optimization): Add paragraph about loop
5234 2016-10-20 Richard Biener <rguenther@suse.de>
5236 * cgraphunit.c (analyze_functions): Set node->definition to
5237 false to signal symbol removal to debug_hooks->late_global_decl.
5238 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5239 WPA signal symbol removal to the debuginfo machinery.
5240 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5241 using early_finised to guard the we're called for symbol
5242 removal case look at the symtabs definition flag.
5243 (gen_variable_die): Remove redundant check.
5245 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5247 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5249 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5251 PR tree-optimization/53979
5252 * match.pd ((a ^ b) | a -> a | b): New pattern.
5254 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5256 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5257 config/pa/pa64-hpux-lib.h.
5258 (PA_CRTBEGIN_HACK): Likewise.
5259 (DTOR_LIST_BEGIN): Likewise.
5261 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5263 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5264 register only if "in" and "out" are different registers.
5266 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5268 * omp-low.c (pass_oacc_device_lower::gate): New method.
5269 (execute): Always call execute_oacc_device_lower.
5271 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5273 PR tree-optimization/77916
5274 PR tree-optimization/77937
5275 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5277 (insert_initializers): Requirement of initializer for -1 should be
5278 based on pointer-typedness of the candidate basis.
5280 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5282 PR tree-optimization/78005
5283 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5284 upper (included) bound for niters of prolog loop.
5285 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5286 Compute niters of scalar loop above which vectorized loop is
5287 preferred, as well as the upper (included) bound for the niters.
5288 (vect_do_peeling): Record niter bound for loops accordingly.
5290 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5293 * tree-core.h (enum tree_index): Put the complex types after their
5295 * tree-streamer.c (verify_common_node_recorded): New function.
5296 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5298 2016-10-19 Martin Liska <mliska@suse.cz>
5300 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5301 Replace NULL with false as a return value.
5303 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5305 PR tree-optimization/78024
5306 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5307 don't clear BB_VISITED after processing.
5309 2016-10-19 Richard Biener <rguenther@suse.de>
5311 * domwalk.c (dom_walker::walk): Use RPO order.
5313 2016-10-19 Richard Biener <rguenther@suse.de>
5315 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5317 (evrp_dom_walker::~evrp_dom_walker): Free it.
5318 (evrp_dom_walker::stmts_to_remove): Add.
5319 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5320 whose output we fully propagate for removal. Propagate
5321 into BB destination PHI arguments.
5322 (execute_early_vrp): Remove queued stmts. Dump value ranges
5323 before stmt removal.
5325 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5327 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5328 * passes.def: Add two instances of pass_walloca.
5329 * tree-pass.h (make_pass_walloca): New.
5330 * gimple-ssa-warn-alloca.c: New file.
5331 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5332 -Wvla-larger-than= options.
5334 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5336 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5337 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5339 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5341 * config/rs6000/altivec.h (vec_xl_len): New macro.
5342 (vec_xst_len): New macro.
5343 (vec_cmpnez): New macro.
5344 (vec_cntlz_lsbb): New macro.
5345 (vec_cnttz_lsbb): New macro.
5346 (vec_xlx): New macro.
5347 (vec_xrx): New macro.
5348 (vec_all_nez): New C++ predicate template.
5349 (vec_any_eqz): New C++ predicate template.
5350 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5351 conditional compilation.
5352 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5353 conditional compilation.
5354 (vec_all_nez): New macro.
5355 (vec_any_eqz): New macro.
5356 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5358 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5360 * config/rs6000/vector.md (VI): Moved this mode iterator
5361 definition from altivec.md to vector.md.
5362 (UNSPEC_NEZ_P): New value.
5363 (vector_ne_<mode>_p): New expansion for implementation of
5364 vec_all_ne and vec_any_eq built-in functions.
5365 (vector_nez_<mode>_p): New expansion for implementation of
5366 vec_all_nez and vec_any_eqz built-in functions.
5367 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5368 and vec_any_eq built-in function.
5369 (cr6_test_for_zero): New commentary to explain this expansion.
5370 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5371 (cr6_test_for_lt): New commentary to explain this expansion.
5372 (cr6_test_for_lt_reverse): New commentary to explain this
5374 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5375 overloaded function prototypes for vec_all_ne, vec_all_nez,
5376 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5377 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5379 (altivec_resolve_overloaded_builtin): Modify the handling of
5380 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5381 the compiler is configured to support TARGET_P9_VECTOR.
5382 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5383 to explain the special processing that is given to predicate
5384 built-ins introduced using this macro.
5385 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5386 the special processing given to predicate built-ins introduced
5388 (BU_VSX_P): Likewise.
5389 (BU_P8V_AV_P): Likewise.
5390 (BU_P9V_AV_P): Likewise.
5391 (BU_P9V_AV_X): New macro.
5392 (BU_P9V_64BIT_AV_X): New macro.
5393 (BU_P9V_VSX_3): New macro.
5394 (BU_P9V_OVERLOAD_P): New macro.
5395 (LXVL): New BU_P9V_64BIT_VSX_2.
5396 (VEXTUBLX): New BU_P9V_AV_2.
5397 (VEXTUBRX): Likewise.
5398 (VEXTUHLX): Likewise.
5399 (VEXTUHRX): Likewise.
5400 (VEXTUWLX): Likewise.
5401 (VEXTUWRX): Likewise.
5402 (STXVL): New BU_P9V_64BIT_AV_X.
5403 (VCLZLSBB): New BU_P9V_AV_1.
5404 (VCTZLSBB): Likewise.
5405 (CMPNEB): New BU_P9V_AV_2.
5410 (VCMPNEB_P): New BU_P9V_AV_P.
5411 (VCMPNEH_P): Likewise.
5412 (VCMPNEW_P): Likewise.
5413 (VCMPNED_P): Likewise.
5414 (VCMPNEFP_P): Likewise.
5415 (VCMPNEDP_P): Likewise.
5416 (CMPNEZB): New BU_P9V_AV_2.
5417 (CMPNEZH): Likewise.
5418 (CMPNEZW): Likewise.
5419 (VCMPNEZB_P): New BU_P9V_AV_P.
5420 (VCMPNEZH_P): Likewise.
5421 (VCMPNEZW_P): Likewise.
5422 (LXVL): New BU_P9V_OVERLOAD_2.
5423 (STXVL): New BU_P9V_OVERLOAD_3.
5424 (VEXTULX): New BU_P9V_OVERLOAD_2.
5425 (VEXTURX): Likewise.
5427 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
5428 (VCMPNE_P): Likewise.
5429 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
5430 (VCTZLSBB): Likewise.
5431 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
5432 comment to explain mode used for scratch register.
5433 (altivec_expand_stxvl_builtin): New function.
5434 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
5435 (altivec_init_builtins): Add initialized variable
5436 void_ftype_v16qi_pvoid_long and use this type to define the
5437 built-in function __builtin_altivec_stxvl.
5438 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
5439 (UNSPEC_STXVL): New value.
5440 (UNSPEC_VCLZLSBB): New value.
5441 (UNSPEC_VCTZLSBB): New value.
5442 (UNSPEC_VEXTUBLX): New value.
5443 (UNSPEC_VEXTUHLX): New value.
5444 (UNSPEC_VEXTUWLX): New value.
5445 (UNSPEC_VEXTUBRX): New value.
5446 (UNSPEC_VEXTUHRX): New value.
5447 (UNSPEC_VEXTUWRX): New value.
5448 (UNSPEC_VCMPNEB): New value.
5449 (UNSPEC_VCMPNEZB): New value.
5450 (UNSPEC_VCMPNEH): New value.
5451 (UNSPEC_VCMPNEZH): New value.
5452 (UNSPEC_VCMPNEW): New value.
5453 (UNSPEC_VCMPNEZW): New value.
5454 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5455 vector of integer modes.
5456 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5457 vector of float or double modes.
5458 (*vector_nez_<mode>_p): New insn for vector test all not equal or
5460 (lxvl): New expand for load VSX vector with length.
5461 (*lxvl): New insn for load VSX vector with length.
5462 (stxvl): New expand for store VSX vector with length.
5463 (*stxvl): New insn for store VSX vector with length.
5464 (vcmpneb): New insn for vector of byte compare not equal.
5465 (vcmpnezb): New insn for vector of byte compare not equal or zero.
5466 (vcmpneh): New insn for vector of half word compare not equal.
5467 (vcmpnezh): New insn for vector of half word compare not equal or
5469 (vcmpnew): New insn for vector of word compare not equal.
5470 (vcmpne<VSs>): New insn for vector of float or double compare not
5472 (vcmpnezw): New insn for vector of word compare not equal or zero.
5473 (vclzlsbb): New insn for vector count leading zero
5474 least-significant bits byte.
5475 (vctzlsbb): New insn for vector count trailing zero least
5476 signficant bits byte.
5477 (vextublx): New insn for vector extract unsigned byte left
5479 (vextubrx): New insn for vector extract unsigned byte right
5481 (vextuhlx): New insn for vector extract unsigned half word left
5483 (vextuhrx): New insn for vector extract unsigned half word right
5485 (vextuwlx): New insn for vector extract unsigned word left
5487 (vextuwrx): New insn for vector extract unsigned word right
5489 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
5490 clarify intent of this constant.
5491 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
5492 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
5493 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
5494 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
5495 and vec_xrx functions.
5497 2016-10-18 Andrew Pinski <apinski@cavium.com>
5500 * predict.c (is_exit_with_zero_arg): New function.
5501 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
5504 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
5507 * config/i386/i386.c (legitimize_tls_address)
5508 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
5509 convert dest to Pmode if different than Pmode.
5511 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5513 PR tree-optimization/77916
5514 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
5515 stopgap fix, as pointers with -1 increment are still broken.
5517 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
5519 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
5520 mapping class decoration from here...
5521 (rs6000_xcoff_encode_section): ...to here.
5523 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
5524 if shrink-wrapping and optimizing for speed.
5526 2016-10-18 Richard Biener <rguenther@suse.de>
5528 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5529 not visited but non-executable predecessors. Return taken edge.
5530 Simplify conditions and refactor propagation vs. folding step.
5532 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
5534 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
5535 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
5536 (rs6000_get_separate_components): Assert we do not have those
5537 strategies selected.
5539 2016-10-18 Richard Biener <rguenther@suse.de>
5541 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
5542 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
5544 (substitute_and_fold_dom_walker): Adjust constructor.
5545 (substitute_and_fold_dom_walker::before_dom_children): Remove
5546 do_dce flag and handling (always true).
5547 (substitute_and_fold): Likewise.
5548 * tree-vrp.c (vrp_finalize): Adjust.
5549 (execute_early_vrp): Remove final BB_VISITED clearing.
5550 * tree-ssa-ccp.c (ccp_finalize): Adjust.
5551 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5552 * ira.c (ira): Call clear_bb_flags.
5554 2016-10-18 Richard Biener <rguenther@suse.de>
5556 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
5557 get at the operand to look at with TREE_OPERAND for generic
5560 2016-10-18 David Malcolm <dmalcolm@redhat.com>
5562 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
5564 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
5565 (write_test_expr): Use rtx_reader_ptr for calls to
5567 (write_attr_value): Likewise.
5568 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
5569 call to print_md_ptr_loc.
5570 (write_one_condition): Likewise for calls to print_c_condition.
5571 * genconstants.c: Include "statistics.h" and "vec.h".
5572 (main): Update for conversion to member functions.
5573 * genemit.c (emit_c_code): Use rtx_reader_ptr for
5574 call to print_md_ptr_loc.
5575 * genenums.c: Include "statistics.h" and "vec.h".
5576 (main): Update for conversion of traverse_enum_types to a method.
5577 * genmddeps.c: Include "statistics.h" and "vec.h".
5578 * genoutput.c (process_template): Use rtx_reader_ptr for call to
5580 * genpreds.c (write_predicate_subfunction): Likewise.
5581 (write_predicate_expr): Likewise for calls to print_c_condition.
5582 * genrecog.c (print_test): Likewise.
5583 * gensupport.c (process_rtx): Likewise for calls to
5584 copy_md_ptr_loc and join_c_conditions.
5585 (alter_test_for_insn): Likewise for call to join_c_conditions.
5586 (process_substs_on_one_elem): Likewise.
5587 (gen_mnemonic_setattr): Update for move of string_obstack to a
5588 field of rtx_reader.
5589 (mnemonic_htab_callback): Likewise. Fix formatting.
5590 (gen_mnemonic_attr): Likewise.
5591 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
5592 to print_c_condition.
5593 * read-md.c: Include "statistics.h" and "vec.h".
5594 (string_obstack): Convert this global to field "m_string_obstack"
5595 of class rtx_reader.
5596 (ptr_locs): Likewise, as "m_ptr_locs".
5597 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
5598 (joined_conditions): Likewise, as "m_joined_conditions".
5599 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
5600 (md_constants): Likewise, as "m_md_constants".
5601 (enum_types): Likewise, as "m_enum_types".
5602 (set_md_ptr_loc): Convert to...
5603 (rtx_reader::set_md_ptr_loc): ...member function.
5604 (get_md_ptr_loc): Convert to...
5605 (rtx_reader::get_md_ptr_loc): ...member function.
5606 (copy_md_ptr_loc): Convert to...
5607 (rtx_reader::copy_md_ptr_loc): ...member function.
5608 (fprint_md_ptr_loc): Convert to...
5609 (rtx_reader::fprint_md_ptr_loc): ...member function.
5610 (print_md_ptr_loc): Convert to...
5611 (rtx_reader::print_md_ptr_loc): ...member function.
5612 (join_c_conditions): Convert to...
5613 (rtx_reader::join_c_conditions): ...member function.
5614 (fprint_c_condition): Convert to...
5615 (rtx_reader::fprint_c_condition): ...member function.
5616 (print_c_condition): Convert to...
5617 (rtx_reader::print_c_condition): ...member function.
5618 (read_name): Convert to...
5619 (rtx_reader::read_name): ...member function.
5620 (read_escape): Convert to...
5621 (rtx_reader::read_escape): ...member function.
5622 (read_quoted_string): Convert to...
5623 (rtx_reader::read_quoted_string): ...member function.
5624 (read_braced_string): Convert to...
5625 (rtx_reader::read_braced_string): ...member function.
5626 (read_string): Convert to...
5627 (rtx_reader::read_string): ...member function.
5628 (read_skip_construct): Convert to...
5629 (rtx_reader::read_skip_construct): ...member function.
5630 (handle_constants): Convert to...
5631 (rtx_reader::handle_constants): ...member function.
5632 (traverse_md_constants): Convert to...
5633 (rtx_reader::traverse_md_constants): ...member function.
5634 (handle_enum): Convert to...
5635 (rtx_reader::handle_enum): ...member function.
5636 (lookup_enum_type): Convert to...
5637 (rtx_reader::lookup_enum_type): ...member function.
5638 (traverse_enum_types): Convert to...
5639 (rtx_reader::traverse_enum_types): ...member function.
5640 (rtx_reader::rtx_reader): Move initializations
5641 of various former global data from rtx_reader::read_md_files to
5642 here, as fields, along with the call to unlock_std_streams.
5643 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
5645 (rtx_reader::read_md_files): Move initializations of various
5646 global data from here to the ctor.
5647 * read-md.h (read_name): Convert to...
5648 (rtx_reader::read_name): ...member function.
5649 (rtx_reader::read_escape): New method decl.
5650 (read_quoted_string): Convert to...
5651 (rtx_reader::read_quoted_string): ...member function.
5652 (rtx_reader::read_braced_string): New method decl.
5653 (read_string): Convert to...
5654 (rtx_reader::read_string): ...member function.
5655 (rtx_reader::read_skip_construct): New method decl.
5656 (rtx_reader::set_md_ptr_loc): New method decl.
5657 (rtx_reader::get_md_ptr_loc): New method decl.
5658 (copy_md_ptr_loc): Convert to...
5659 (rtx_reader::copy_md_ptr_loc): ...member function.
5660 (fprint_md_ptr_loc): Convert to...
5661 (rtx_reader::fprint_md_ptr_loc): ...member function.
5662 (print_md_ptr_loc): Convert to...
5663 (rtx_reader::print_md_ptr_loc): ...member function.
5664 (rtx_reader::lookup_enum_type): New method decl.
5665 (rtx_reader::traverse_enum_types): New method decl.
5666 (rtx_reader::handle_constants): New method decl.
5667 (traverse_md_constants): Convert to...
5668 (rtx_reader::traverse_md_constants): ...member function.
5669 (rtx_reader::handle_enum): New method decl.
5670 (rtx_reader::join_c_conditions): New method decl.
5671 (fprint_c_condition): Convert to...
5672 (rtx_reader::fprint_c_condition): ...member function.
5673 (print_c_condition): Convert to...
5674 (rtx_reader::print_c_condition): ...member function.
5675 (rtx_reader::apply_iterator_to_string): New method decl.
5676 (rtx_reader::copy_rtx_for_iterators): New method decl.
5677 (rtx_reader::read_conditions): New method decl.
5678 (rtx_reader::record_potential_iterator_use): New method decl.
5679 (rtx_reader::read_mapping): New method decl.
5680 (rtx_reader::read_rtx): New method decl.
5681 (rtx_reader::read_rtx_code): New method decl.
5682 (rtx_reader::read_rtx_operand): New method decl.
5683 (rtx_reader::read_nested_rtx): New method decl.
5684 (rtx_reader::read_rtx_variadic): New method decl.
5685 (rtx_reader::get_string_obstack): New method.
5686 (rtx_reader::get_md_constants): New method.
5687 (string_obstack): Convert global variable decl to...
5688 (rtx_reader::m_string_obstack): ...this new field.
5689 (rtx_reader::m_ptr_locs): New field.
5690 (rtx_reader::m_ptr_loc_obstack): New field.
5691 (rtx_reader::m_joined_conditions): New field.
5692 (rtx_reader::m_joined_conditions_obstack): New field.
5693 (rtx_reader::m_md_constants): New field.
5694 (rtx_reader::m_enum_types): New field.
5695 * read-rtl.c (apply_iterator_to_string): Convert to...
5696 (rtx_reader::apply_iterator_to_string): ...member function.
5697 (copy_rtx_for_iterators): Convert to...
5698 (rtx_reader::copy_rtx_for_iterators): ...member function.
5699 (add_condition_to_string): Use rtx_reader_ptr for
5700 calls join_c_conditions.
5701 (apply_iterators): Use rtx_reader_ptr for calls to
5702 join_c_conditions and copy_rtx_for_iterators.
5703 (read_conditions): Convert to...
5704 (rtx_reader::read_conditions): ...member function.
5705 (record_potential_iterator_use): Convert to...
5706 (rtx_reader::record_potential_iterator_use): ...member function.
5707 (read_mapping): Convert to...
5708 (rtx_reader::read_mapping): ...member function.
5709 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
5710 (read_rtx): Convert to...
5711 (rtx_reader::read_rtx): ...member function.
5712 (read_rtx_code): Convert to...
5713 (rtx_reader::read_rtx_code): ...member function.
5714 (read_rtx_operand): Convert to...
5715 (rtx_reader::read_rtx_operand): ...member function. Update for move
5716 of string_obstack to a field.
5717 (read_nested_rtx): Convert to..
5718 (rtx_reader::read_nested_rtx): ...member function.
5719 (read_rtx_variadic): Convert to..
5720 (rtx_reader::read_rtx_variadic): ...member function.
5722 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5724 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
5726 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5728 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
5729 for pointer type too.
5730 (ipcp_update_vr): set_ptr_nonnull for pointer.
5732 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5734 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
5735 pt_solution_singleton_p.
5736 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
5737 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
5738 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
5739 pointer nonnull computed by VRP.
5740 Also Conservatively set pt.null to 1.
5741 (pt_solution_reset): Conservatively set pt.null to 1.
5742 (pt_solution_singleton_or_null_p): Renamed from
5743 pt_solution_singleton_p.
5744 * tree-ssanames.h (set_ptr_nonnull): Declare.
5745 (get_ptr_nonnull): Likewise.
5746 * tree-ssanames.c (set_ptr_nonnull): New.
5747 (get_ptr_nonnull): Likewise.
5748 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
5749 (evrp_dom_walker::before_dom_children): Likewise.
5751 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5753 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5754 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5755 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5756 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5757 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
5758 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5759 (rs6000_option_override_internal): Clear it if ABI_AIX.
5760 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5761 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
5763 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5765 * gimple-ssa-strength-reduction.c (record_increment): Remove
5768 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5770 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
5771 that the result is non-zero if it is true.
5772 (maybe_expand_shift): New wrapper around expand_shift_1.
5773 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
5775 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5777 PR tree-optimization/77916
5778 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
5779 Don't allow a MINUS_EXPR for pointer arithmetic for either known
5781 (record_increment): Increments of -1 for unknown strides just use
5782 a multiply initializer like other negative values.
5783 (analyze_increments): Remove stopgap solution for -1 increment
5784 applied to pointer arithmetic.
5786 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
5788 * dominance.c (dom_info::dom_info): Add new constructor for region
5789 which is vector of basic blocks.
5790 (dom_init): New method to initialize members common for both
5792 (dom_info::dom_info): Invoke dom_init for partial initialization.
5793 (dom_info::get_idom): Add check to corner cases on basic blocks which
5795 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
5796 to detect unreachable bbs.
5797 (dom_info::calc_idoms): Likewise.
5798 (compute_dom_fast_query_in_region): New function.
5799 (calculate_dominance_info_for_region): Likewise.
5800 (free_dominance_info_for_region): Likewise.
5801 * dominance.h: Add prototypes for introduced region-based functions
5802 * tree-if-conv.c (build_region): New function.
5803 (if_convertible_loop_p_1): Invoke local version of post-dominators
5804 calculation before basic block predication with subsequent freeing
5805 post-dominator info.
5806 (tree_if_conversion): Remove free of post-dominator info
5807 (pass_if_conversion::execute): Delete detection of infinite loops
5808 and fake edges to exit block since post-dominator calculation is
5809 performed per if-converted loop only.
5811 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5814 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5815 register explicitly.
5816 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
5817 optimizing for size.
5819 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5821 * config/aarch64/aarch64.c: Delete inclusion of
5822 cortex-a57-fma-steering.h.
5823 (aarch64_override_options): Delete call
5824 to aarch64_register_fma_steering.
5825 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
5826 * config/aarch64/cortex-a57-fma-steering.h: Delete.
5827 * config/aarch64/aarch64-passes.def: New file.
5828 * config/aarch64/cortex-a57-fma-steering.c
5829 (aarch64_register_fma_steering): Delete definition.
5830 (make_pass_fma_steering): Remove static qualifier.
5831 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
5832 (cortex-a57-fma-steering.o): Remove dependency on
5833 cortex-a57-fma-steering.h.
5835 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5837 * explow.c (validize_mem): Do not modify the argument in-place.
5839 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
5841 * tree-streamer.c (record_common_node): Explicitly list expected
5844 2016-10-17 Richard Biener <rguenther@suse.de>
5846 PR tree-optimization/77988
5847 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
5849 2016-10-17 Marek Polacek <polacek@redhat.com>
5851 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
5853 2016-10-17 Richard Biener <rguenther@suse.de>
5855 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
5858 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5860 PR tree-optimization/71636
5861 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
5863 2016-10-17 Richard Biener <rguenther@suse.de>
5865 * gimplify.c (gimplify_function_tree): Do not move the outer
5868 2016-10-17 Jakub Jelinek <jakub@redhat.com>
5870 * langhooks.h (struct lang_hooks_for_decls): Remove
5871 function_decl_explicit_p, function_decl_deleted_p and
5872 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
5873 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
5874 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
5875 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
5876 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
5877 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
5878 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
5879 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
5880 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
5881 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
5882 * langhooks.c (lhd_decl_dwarf_attribute): New function.
5883 * dwarf2out.c (gen_subprogram_die): Use
5884 lang_hooks.decls.decl_dwarf_attribute instead of
5885 lang_hooks.decls.function_decl_*.
5887 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
5891 * common.opt (-ftrampolines): New option.
5892 * doc/invoke.texi (Code Gen Options): Document it.
5893 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5894 * doc/tm.texi: Regenerate.
5895 * builtins.def: Add init_descriptor and adjust_descriptor.
5896 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
5897 on platforms with descriptors.
5898 (expand_builtin_init_descriptor): New function.
5899 (expand_builtin_adjust_descriptor): Likewise.
5900 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
5901 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
5902 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
5903 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
5904 Set STATIC_CHAIN_REG_P on the static chain register, if any.
5905 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
5906 (expand_call): Likewise. Move around call to prepare_call_address
5907 and pass all flags to it.
5908 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
5909 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
5910 (gimple_call_set_by_descriptor): New setter.
5911 (gimple_call_by_descriptor_p): New getter.
5912 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
5913 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
5914 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
5915 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5916 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
5917 * rtl.h (STATIC_CHAIN_REG_P): New macro.
5918 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
5919 * target.def (custom_function_descriptors): New POD hook.
5920 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
5921 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
5922 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
5923 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
5924 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
5925 (build_common_builtin_nodes): Initialize init_descriptor and
5927 * tree-nested.c: Include target.h.
5928 (struct nesting_info): Add 'any_descr_created' field.
5929 (get_descriptor_type): New function.
5930 (lookup_element_for_decl): New function extracted from...
5931 (create_field_for_decl): Likewise.
5932 (lookup_tramp_for_decl): ...here. Adjust.
5933 (lookup_descr_for_decl): New function.
5934 (convert_tramp_reference_op): Deal with descriptors.
5935 (build_init_call_stmt): New function extracted from...
5936 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
5937 * defaults.h (FUNCTION_ALIGNMENT): Define.
5938 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
5939 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5940 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
5941 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
5942 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
5944 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
5946 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
5947 constants in CONST_VECTORs.
5949 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
5951 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
5952 register as destination of bmask.
5953 (vector_init_bshuffle): Likewise.
5954 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
5955 (bmaskdi_vis): Enable only in 64-bit mode.
5957 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
5959 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
5960 make LR a separately shrink-wrapped component unless savres_strategy
5961 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
5962 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
5963 wrapping when not both {SAVE,REST}_INLINE_GPRS.
5965 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
5967 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
5968 and keep looping on failure.
5970 2016-10-14 David Malcolm <dmalcolm@redhat.com>
5972 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
5974 (print_rtx_function): Update example in comment for...
5975 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
5976 non-virtual pseudos with a '%' sigil followed by the regno, offset
5977 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
5978 pseudo is dumped as "%0".
5980 2016-10-14 Jakub Jelinek <jakub@redhat.com>
5983 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
5986 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
5988 * config/sparc/sparc-passes.def: New file.
5989 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
5990 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
5991 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
5993 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
5995 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
5996 loop peel to loops with exit test at the beginning.
5998 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6000 PR rtl-optimization/68212
6001 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6002 frequency when computing scale factor for peeled copies.
6003 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6004 values for switch/peel blocks/edges.
6006 2016-10-14 Pedro Alves <palves@redhat.com>
6008 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6010 2016-10-14 Catherine Moore <clm@codesourcery.com>
6012 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6013 micromips_globals to zero.
6015 2016-10-14 Richard Biener <rguenther@suse.de>
6017 PR tree-optimization/77979
6018 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6019 in the equivalency sets.
6020 (compare_names): Likewise.
6022 2016-10-14 Martin Liska <mliska@suse.cz>
6024 * builtins.h(target_char_cst_p): Declare the function.
6025 * builtins.c (fold_builtin_memchr): Remove.
6026 (target_char_cst_p): Move the function from gimple-fold.c.
6027 (fold_builtin_3): Do not call the function.
6028 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6029 (gimple_fold_builtin): Call the function.
6030 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6032 2016-10-14 Martin Liska <mliska@suse.cz>
6034 * builtins.c (fold_builtin_strcmp): Remove function.
6035 (fold_builtin_strncmp): Likewise.
6036 (fold_builtin_2): Remove call of the function.
6037 (fold_builtin_3): Likewise.
6038 * fold-const-call.c (fold_const_call): Add constant folding
6039 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6040 * fold-const-call.h (build_cmp_result): Declare the function.
6041 * gimple-fold.c (gimple_load_first_char): New function.
6042 (gimple_fold_builtin_string_compare): Likewise.
6043 (gimple_fold_builtin): Call the function.
6045 2016-10-14 Nathan Sidwell <nathan@acm.org>
6047 * gcov-io.c (gcov_open): Deconstify 'mode'.
6049 2016-10-14 Martin Liska <mliska@suse.cz>
6051 * fold-const.c (c_getstr): Support of properly \0-terminated
6052 string constants. New argument is added.
6053 * fold-const.h: New argument is added.
6055 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6057 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6059 (aarch64_print_hint_for_core): Likewise.
6060 (aarch64_print_hint_for_arch): Likewise.
6061 (aarch64_validate_march): Use it. Fix indentation in type signature.
6062 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6063 (aarch64_validate_mtune): Likewise.
6064 (aarch64_handle_attr_arch): Likewise.
6065 (aarch64_handle_attr_cpu): Likewise.
6066 (aarch64_handle_attr_tune): Likewise.
6068 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6070 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6073 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6075 * config/m68k/m68k.c (m68k_option_override): Check
6076 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6077 instead of stack_limit_rtx.
6079 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6081 * dwarf2out.c (gen_member_die): Handle inline static data member
6084 2016-10-13 Nathan Sidwell <nathan@acm.org>
6086 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6087 gcov_var.mode. Remove unnecessary fstat.
6089 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6092 * function.c (thread_prologue_and_epilogue_insns): Call all
6093 make_*logue_seq in the same order as traditional. Call them
6094 all a second time if shrink_wrapped_separate.
6096 2016-10-13 Marek Polacek <polacek@redhat.com>
6098 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6099 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6102 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6104 PR tree-optimization/77937
6105 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6106 to infinite when we have a pointer with an increment of -1.
6108 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6110 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6112 * memmodel.h: This file.
6113 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6114 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6115 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6116 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6117 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6118 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6119 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6120 compare-elim.c, config/aarch64/aarch64-builtins.c,
6121 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6122 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6123 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6124 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6125 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6126 config/darwin.c, config/epiphany/epiphany.c,
6127 config/epiphany/mode-switch-use.c,
6128 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6129 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6130 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6131 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6132 config/m68k/m68k.c, config/mcore/mcore.c,
6133 config/microblaze/microblaze.c, config/mmix/mmix.c,
6134 config/mn10300/mn10300.c, config/moxie/moxie.c,
6135 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6136 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6137 config/nds32/nds32-memory-manipulation.c,
6138 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
6139 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
6140 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
6141 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
6142 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
6143 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
6144 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
6145 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
6146 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
6147 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
6148 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
6149 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
6150 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
6151 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
6152 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
6153 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
6154 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
6155 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
6156 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
6157 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
6158 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
6159 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
6160 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6161 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6162 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6163 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6164 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6165 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6166 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6167 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6168 var-tracking.c, varasm.c: Include memmodel.h.
6169 * genattrtab.c (write_header): Include memmodel.h in generated file.
6170 * genautomata.c (main): Likewise.
6171 * gengtype.c (open_base_files): Likewise.
6172 * genopinit.c (main): Likewise.
6173 * genconditions.c (write_header): Include memmodel.h earlier in
6175 * genemit.c (main): Likewise.
6176 * genoutput.c (output_prologue): Likewise.
6177 * genpeep.c (main): Likewise.
6178 * genpreds.c (write_insn_preds_c): Likewise.
6179 * genrecog.c (write_header): Likewise.
6180 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6182 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6184 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6185 for new "compact" param of print_rtx_function. Check for "cinsn"
6187 * print-rtl-function.c (flag_compact): New decl.
6188 (print_rtx_function): Add param "compact" and use it to set
6189 flag_compact, adding a description of the effect to the leading
6190 comment, and updating the example output.
6191 * print-rtl.c (flag_compact): New variable.
6192 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6194 (print_rtx_operand_code_i): When printing source locations, wrap
6195 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6196 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6197 virtuals in compact mode.
6198 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6199 apart from in LABEL_REFs.
6200 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6201 Don't print basic block ids in compact mode.
6202 (print_rtx): In compact mode, prefix the code of insns with "c",
6203 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6204 * print-rtl.h (print_rtx_function): Add "compact" param.
6206 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6208 * arm.h (TARGET_VFP): Delete.
6209 (TARGET_VFPD32): Remove references to TARGET_VFP.
6210 (TARGET_VFP3, TARGET_VFP5): Likewise.
6211 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6212 (TARGET_NEON_FP16): Likewise.
6213 (TARGET_FMA): Likewise.
6214 (TARGET_CRYPTO): Likewise.
6215 (TARGET_NEON): Likewise.
6216 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6217 (FUNCTION_ARG_REGNO_P): Likewise.
6218 * arm.c (arm_option_check_internal): Likewise.
6219 (arm_option_override): Likewise.
6220 (use_return_insn): Likewise.
6221 (arm_function_value_regno_p): Likewise.
6222 (arm_apply_result_size): Likewise.
6223 (use_vfp_abi): Likewise.
6224 (arm_legitimate_address_outer_p): Likewise.
6225 (thumb2_legitimate_address_p): Likewise.
6226 (arm_legitimate_index_p): Likewise.
6227 (thumb2_legitimate_index_p): Likewise.
6228 (arm_legitimate_address): Likewise.
6229 (arm_get_vfp_saved_size): Likewise.
6230 (arm_emit_vfp_multi_reg_pop): Likewise.
6231 (arm_get_frame_offsets): Likewise.
6232 (arm_save_coproc_regs): Likewise.
6233 (arm_hard_regno_mode_ok): Likewise.
6234 (arm_expand_epilogue_apcs_frame): Likewise.
6235 (arm_expand_epilogue): Likewise.
6236 (arm_file_start): Likewise.
6237 (arm_conditional_register_usage): Likewise.
6238 (arm_validize_comparison): Use vfp_compare_operand directly.
6239 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6240 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6242 (arm_atomic_assign_expand_fenv): Likewise.
6243 * arm.md (divsf3): Likewise.
6244 (arm_negsi2): Likewise.
6246 (arm_movdi): Likewise.
6247 (arm_movt): Likewise.
6248 (cbranchsf4): Change predicate to vfp_compare_operand.
6249 (cbranchdf4): Change predicate to vfp_compare_operand.
6250 (cstorehf4): Change predicate to vfp_compare_operand.
6251 (cstoresf4): Change predicate to vfp_compare_operand.
6252 (cstoredf4): Change predicate to vfp_compare_operand.
6253 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6254 (movhi_insn_arch4, movhi_bytes): Likewise.
6255 * constraints.md (Dt): Likewise.
6257 * iterators.md (SDF): Likewise.
6258 * predicates.md (arm_float_compare_operand): Delete.
6259 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6261 (const_double_vcvt_power_of_two): Likewise.
6262 * thumb2.md thumb2_movsi_insn): Likewise.
6263 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6264 (movhf_vfp): Likewise.
6265 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6266 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6267 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6268 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6269 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6270 (subsf3_vfp, divsf3_vfp): Likewise.
6271 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6272 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6273 (mulsf3negsfsubsf_vfp): Likewise.
6274 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6275 (floatunssisf2, sqrtsf2_vfp): Likewise.
6276 (movcc_vfp): Likewise.
6277 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6278 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6279 (push_multi_vfp): Likewise.
6280 (set_fpscr, get_fpscr): Likewise.
6281 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6283 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6285 * arm.h (TARGET_VFP): Unconditionally define to 1.
6286 (arm_fpu_desc): Remove 'model' field.
6287 (TARGET_FPU_MODEL): Delete.
6288 * arm.c (all_fpus): Don't initialize the model field.
6289 (arm_can_inline_p): Don't check the FPU model.
6290 * arm-fpus.def: Remove redundant model field from all FPU
6293 2016-10-13 Richard Biener <rguenther@suse.de>
6296 * genmatch.c (struct capture): Add value_match member.
6297 (commutate): Preserve value_match.
6298 (lower_opt_convert): Likewise.
6299 (lower_cond): Likewise.
6300 (replace_id): Likewise.
6301 (struct dt_operand): Add value_match member.
6302 (decision_tree::cmp_node): Compare it.
6303 (decision_tree::insert_operand): Honor it when finding and
6304 when appending a DT_MATCH.
6305 (dt_operand::gen_match_op): Generate a type check after
6306 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6307 (parser::get_internal_capture_id): New helper.
6308 (parser::finish_match_operand): New function lowering @@<id>.
6309 (parser::parse_capture): Parse @@<id> as value-match.
6310 (parser::parse_expr): Use get_internal_capture_id.
6311 (parser::parse_simplify): Call finish_match_operand.
6312 (walk_captures): New helper.
6313 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6315 ((X /[ex] A) * A -> X): Likewise.
6316 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6317 convert[12] and value-matching.
6318 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6319 ((X | Y) | Y -> X | Y): Likewise.
6320 ((X ^ Y) ^ Y -> X): Likewise.
6321 (A - (A & B) -> ~B & A): Likewise.
6322 ((T)(P + A) - (T)P -> (T) A): Likewise.
6323 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6324 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6325 * doc/match-and-simplify.texi: Amend capture section.
6327 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6329 * config/arc/arc.md (umul_600): Remove predicated variant.
6330 (umul64_600): Likewise.
6332 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6334 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6336 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6338 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6339 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6340 no-overflow information to vect_do_peeling_for_loop_bound and
6341 vect_gen_vector_loop_niters.
6343 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6345 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6348 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6350 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6351 adjust_vec automatically.
6352 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6353 param exit_bb to guard_to.
6354 (slpeel_checking_verify_cfg_after_peeling):
6355 (set_prologue_iterations):
6356 (create_lcssa_for_virtual_phi): New func which is factored out from
6357 slpeel_tree_peel_loop_to_edge.
6358 (slpeel_tree_peel_loop_to_edge):
6359 (iv_phi_p): New func.
6360 (vect_can_advance_ivs_p): Call iv_phi_p.
6361 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6362 new gimple stmts in basic block.
6363 (vect_gen_niters_for_prolog_loop): Rename to...
6364 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6365 adjust implementation.
6366 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6367 sizetype if necessary.
6368 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6369 it to external function.
6370 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6371 (vect_gen_vector_loop_niters_mult_vf): New.
6372 (slpeel_update_phi_nodes_for_loops): New.
6373 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6374 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6375 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6376 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6377 tree-vect-loop-manip.c
6378 (vect_generate_tmps_on_preheader): Delete.
6379 (vect_transform_loop): Rename vectorization_factor to vf. Call
6380 vect_do_peeling instead of vect_do_peeling-* functions.
6381 * tree-vectorizer.h (vect_do_peeling): New decl.
6382 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6383 (vect_do_peeling_for_loop_bound): Delete.
6384 (vect_do_peeling_for_alignment): Delete.
6386 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6388 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6389 duplicated loop after its preheader and after the original loop.
6391 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6393 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6394 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6396 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6398 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6399 for live variable outside loop but not in lcssa form.
6401 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6403 * cfg.c (reset_original_copy_tables): New func.
6404 * cfg.h (reset_original_copy_tables): New decl.
6406 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6409 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
6411 * varasm.c (default_binds_local_p_3): Formatting fix.
6413 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6415 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
6417 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
6418 Remove useless code.
6420 2016-10-13 Martin Liska <mliska@suse.cz>
6422 PR tree-optimization/77943
6423 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
6424 a different EH landing pads.
6426 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6429 * hooks.h (hook_tree_void_null): Declare.
6430 * hooks.c (hook_tree_void_null): New function.
6431 * langhooks.c (lhd_return_null_tree_v): Remove.
6432 * langhooks-def.h (lhd_return_null_tree_v): Remove.
6433 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
6434 set y to const0_rtx.
6435 * function.c (stack_protect_epilogue): Likewise.
6436 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
6437 if TARGET_THREAD_SSP_OFFSET is defined.
6438 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6439 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6440 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6441 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6442 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6443 (ix86_stack_protect_guard): New function.
6445 2016-10-13 Richard Biener <rguenther@suse.de>
6447 * dwarf2out.c (tree_add_const_value_attribute): Do not try
6448 rtl_for_decl_init during early phase.
6449 (gen_variable_die): Do not create locations during early phase.
6450 (gen_label_die): Likewise.
6451 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
6454 2016-10-12 Richard Biener <rguenther@suse.de>
6456 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
6457 try_add_new_range and made to eturn new range.
6458 (evrp_dom_walker::before_dom_children): Push op1 value range before
6459 pushing op0 value range.
6461 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6463 PR tree-optimization/77937
6464 * gimple-ssa-strength-reduction.c (analyze_increments): Use
6465 POINTER_TYPE_P on the candidate type to determine whether
6466 candidates in this chain require pointer arithmetic.
6468 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
6470 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
6471 correction if the type is smaller than a word.
6472 (visium_select_cc_mode): Add ... fall through ... comment.
6474 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6476 * config/rs6000/rs6000.c (machine_function): Add new fields
6477 gpr_is_wrapped_separately and lr_is_wrapped_separately.
6478 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
6479 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
6480 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
6481 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
6482 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
6483 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
6484 (rs6000_get_separate_components): New function.
6485 (rs6000_components_for_bb): New function.
6486 (rs6000_disqualify_components): New function.
6487 (rs6000_emit_prologue_components): New function.
6488 (rs6000_emit_epilogue_components): New function.
6489 (rs6000_set_handled_components): New function.
6490 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
6491 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
6492 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
6493 (rs6000_emit_epilogue): Don't emit GPR restores if
6494 gpr_is_wrapped_separately for that register. Don't make a
6495 REG_CFA_RESTORE note for registers we did not restore, either.
6497 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6499 * function.c (thread_prologue_and_epilogue_insns): Call
6500 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
6501 if it has possibly changed. Compute the split_prologue_seq and
6502 epilogue_seq later, too.
6503 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
6504 (dump_components): New function.
6505 (struct sw): New struct.
6507 (init_separate_shrink_wrap): New function.
6508 (fini_separate_shrink_wrap): New function.
6509 (place_prologue_for_one_component): New function.
6510 (spread_components): New function.
6511 (disqualify_problematic_components): New function.
6512 (emit_common_heads_for_components): New function.
6513 (emit_common_tails_for_components): New function.
6514 (insert_prologue_epilogue_for_components): New function.
6515 (try_shrink_wrapping_separate): New function.
6516 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
6518 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6520 * regrename.c (build_def_use): Invalidate chains that have a
6521 REG_CFA_RESTORE on some instruction.
6523 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6525 * dce.c (delete_unmarked_insns): Don't delete instructions with
6526 a REG_CFA_RESTORE note.
6528 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6530 * common.opt (-fshrink-wrap-separate): New flag.
6531 * doc/invoke.texi: Document it.
6532 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
6533 * doc/tm.texi: Regenerate.
6534 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
6535 * target.def (shrink_wrap): New hook vector.
6536 (get_separate_components, components_for_bb, disqualify_components,
6537 emit_prologue_components, emit_epilogue_components,
6538 set_handled_components): New hooks.
6540 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6542 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
6543 vector return by reference only if -Wpsabi.
6544 (rs6000_pass_by_reference): Similarly, for argument passing.
6546 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6548 * function-tests.c: Include "print-rtl.h".
6549 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
6550 function, and verify what is dumped.
6551 * print-rtl-function.c (print_edge): New function.
6552 (begin_any_block): New function.
6553 (end_any_block): New function.
6554 (can_have_basic_block_p): New function.
6555 (print_rtx_function): Track the basic blocks of insns in the
6556 chain, wrapping those that are within blocks within "(block)"
6557 directives. Remove the "(cfg)" directive.
6559 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6561 * selftest.c (selftest::read_file): New function.
6562 (selftest::test_read_file): New function.
6563 (selftest::selftest_c_tests): Call test_read_file.
6564 * selftest.h (selftest::read_file): New decl.
6566 2016-10-12 Richard Biener <rguenther@suse.de>
6569 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
6572 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
6574 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
6576 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
6577 dwarf2out_assembly_start.
6579 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
6581 * Makefile.in (SELFTEST_FLAGS): New variable.
6582 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
6584 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
6587 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
6589 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
6590 dumped in RTL dumps.
6592 2016-10-12 Martin Liska <mliska@suse.cz>
6594 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
6595 (gimple_fold_builtin_memory_op): Use the function.
6596 (gimple_fold_builtin_strchr): Likewise.
6597 (gimple_fold_builtin_strcat): Likewise.
6598 (gimple_build): Likewise.
6600 2016-10-12 Nathan Sidwell <nathan@acm.org>
6602 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
6604 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6606 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
6607 equivalent 32-bit constant (modulo 2**32) when that yields
6608 smaller instructions.
6609 (size_of_int_loc_descriptor): Update accordingly.
6611 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6613 * dwarf2out.c (dwarf2out_early_global_decl): For nested
6614 functions, call dwarf2out_decl on the parent function first.
6616 2016-10-12 Richard Biener <rguenther@suse.de>
6618 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
6621 2016-10-12 Richard Biener <rguenther@suse.de>
6623 * tree-ssa-propagate.c
6624 (substitute_and_fold_dom_walker::before_dom_children): Do not
6625 ignore ASSERT_EXPRs but only preserve them.
6626 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
6627 that have been propagated into.
6628 (vrp_finalize): Enable DCE for substitute_and_fold.
6630 2016-10-12 Richard Biener <rguenther@suse.de>
6632 PR tree-optimization/77920
6633 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
6634 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
6635 (simplify_abs_using_ranges): Likewise.
6636 (simplify_conversion_using_ranges): Likewise.
6637 (simplify_stmt_using_ranges): Adjust.
6639 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6641 PR tree-optimization/77929
6642 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
6643 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
6645 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6648 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
6649 needs a base register for arg 1.
6651 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6653 * common.opt (Wimplicit-fallthrough) Turn into alias to
6654 -Wimplicit-fallthrough=3. Remove EnabledBy.
6655 (Wimplicit-fallthrough=): New option.
6656 * gimplify.c (warn_implicit_fallthrough_r): Use
6657 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
6658 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
6659 to -Wimplicit-fallthrough=3.
6660 (-Wimplicit-fallthrough=): Document.
6662 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6664 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
6665 and GEU in DImode if TARGET_SUBXC.
6666 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
6667 (seqdi<W:mode>_zero_subxc): Delete.
6668 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
6669 (neg_seqdi<W:mode>_zero_vis3): Delete.
6670 (plus_seqdi<W:mode>_zero): Likewise.
6671 (minus_seqdi<W:mode>_zero): Likewise.
6672 (plus_plus_sltu<W:mode>): Accept only register.
6673 (addx<W:mode>): Likewise.
6674 (plus_sltu<W:mode>_vis3): Likewise.
6675 (plus_plus_sltu<W:mode>_vis3): Likewise.
6676 (neg_sgeu<W:mode>_vis3): Delete.
6677 (minus_sgeu<W:mode>_vis3): Likewise.
6678 (addxc<W:mode>): Accept only registers.
6679 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6680 (minus_neg_sltu<W:mode>_subxc): Accept only register.
6681 (neg_plus_sltu<W:mode>_subxc): Likewise.
6682 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6683 (minus_minus_sltu<W:mode>_subxc): Accept only register.
6684 (sgeu<W:mode>_insn_subxc): Delete.
6685 (plus_sgeu<W:mode>_subxc): Likewise.
6686 (subxc<W:mode>): Accept only register.
6687 (scc splitter): Split always GEU again.
6689 2016-10-11 Jeff Law <law@redhat.com>
6691 PR tree-optimization/77424
6692 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
6693 dead conditionals. Assert that all e->aux fields are NULL.
6695 2016-10-11 David Malcolm <dmalcolm@redhat.com>
6697 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
6698 operand-printing "switch" statement into...
6699 (print_rtx_operand_code_0): ...this new function, ...
6700 (print_rtx_operand_code_e): ...this new function, ...
6701 (print_rtx_operand_codes_E_and_V): ...this new function, ...
6702 (print_rtx_operand_code_i): ...this new function, ...
6703 (print_rtx_operand_code_r): ...this new function, ...
6704 (print_rtx_operand_code_u): ...this new function, ...
6705 (print_rtx_operand): ...and this new function.
6707 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
6709 * config/alpha/alpha-passes.def: New file.
6710 * config/alpha/t-alpha: New file.
6711 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
6712 (make_pass_handle_trap_shadows): New prototype.
6713 (make_pass_align_insns): Ditto.
6714 * config/alpha/alpha.c (alpha_option_override): Don't register
6716 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
6718 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6721 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
6722 distinct __ibm128 IBM extended double type if long doubles are
6723 128-bits and the default format for long double is IEEE 128-bit.
6725 2016-10-11 Richard Biener <rguenther@suse.de>
6727 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
6728 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
6729 (verify_die): New function.
6730 (dwarf2out_finish): Call it.
6731 (output_line_info): Handle case of -gsplit-dwarf without
6732 DWARF2_ASM_LINE_DEBUG_INFO.
6734 2016-10-11 Richard Biener <rguenther@suse.de>
6737 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
6738 sub-chains of BLOCK_VARS and gimple_bind_vars.
6740 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6742 * config/i386/znver1.md : Fix imov/imovx load type reservations.
6744 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6746 * config/sparc/sparc.opt (msubxc): New option.
6747 * doc/invoke.texi (SPARC options): Document it and tidy up.
6748 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
6749 * doc/tm.texi: Regenerate.
6750 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
6752 (CCX_NOOV): Rename into...
6756 * config/sparc/predicates.m (fcc_register_operand): Simplify.
6757 (fcc0_register_operand): Likewise.
6758 (icc_register_operand): New.
6759 (icc_or_fcc_register_operand): Simplify.
6760 (nz_comparison_operator): New.
6761 (c_comparison_operator): Likewise.
6762 (noov_compare_operator): Rename into...
6763 (icc_comparison_operator): ...this. Use above predicates.
6764 (noov_compare64_operator): Rename into...
6765 (v9_comparison_operator): ...this and tidy up.
6766 (fcc_comparison_operator): New.
6767 (icc_or_fcc_comparison_operator): Likewise.
6768 (v9_register_compare_operator): Rename info...
6769 (v9_register_comparison_operator): ...this.
6770 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
6771 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
6773 (sparc_fixed_condition_code_regs): New function.
6774 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
6775 renaming and add support for CCC/CCXC.
6776 (output_cbranch): Likewise.
6777 (sparc_print_operand): Likewise.
6778 (gen_v9_scc): Remove obsolete assertion.
6779 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
6780 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
6781 (output_cbcond): Remove bogus handling of CC modes.
6782 (sparc_register_move_cost): Return 100 for NO_REGS.
6783 * config/sparc/sparc.md (W): New mode iterator.
6784 (length): Adjust for noov_compare64_operator renaming.
6785 (cmpsi_sne): New instruction.
6786 (cmpdi_sne): Likewise.
6787 (seqdi_special): Delete.
6788 (seqdi_special): Likewise.
6789 (snesi<P:mode>_special): Likewise.
6790 (snedi_special): Likewise.
6791 (snedi_special_vis3): Likewise.
6792 (snesi patterns): Use W iterator.
6793 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
6794 (sltu patterns): Likewise.
6795 (sgeu patterns): Likewise.
6796 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
6797 (normal_branch): Use icc_comparison_operator predicate.
6798 (inverted_branch): Likewise.
6799 (cbcond_sp32): Use comparison_operator predicate.
6800 (cbcond_sp64): Likewise.
6801 (normal_int_branch_sp64): Adjust for renaming
6802 (inverted_int_branch_sp64): Likewise.
6803 (mov<I:mode>_cc_reg_sp64): Likewise.
6804 (movsf_cc_reg_sp6): Likewise.
6805 (movdf_cc_reg_sp64): Likewise.
6806 (movtf_cc_reg_hq_sp64): Likewise.
6807 (movtf_cc_reg_sp64): Likewise.
6808 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
6809 (movsf_cc_v9): Likewise.
6810 (movdf_cc_v9): Likewise.
6811 (movtf_cc_hq_v9): Likewise.
6812 (movtf_cc_v9): Likewise.
6813 (adddi3): Call gen_adddi3_sp32.
6814 (adddi3_insn_sp32): Rename to...
6815 (adddi3_sp32): ...this. Accept only register_operand as operand #1
6816 and use CCCmode for the carry.
6817 (addx_extend_sp32): Use CCCmode for the carry.
6818 (addx_extend_sp64): Delete.
6819 (adddi3_extend_sp32): Use CCCmode for the carry.
6820 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
6821 (subdi3): Call gen_subdi3_sp32.
6822 (subdi3_insn_sp32): Rename to...
6823 (subdi3_sp32): ...this and use CCmode for the carry.
6824 (subx_extend_sp32): Use CCCmode for the carry.
6825 (subx_extend_sp64): Delete.
6826 (subdi3_extend_sp32): Use CCmode for the carry.
6827 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
6828 (negdi3): Call gen_negdi3_sp32.
6829 (negdi3_sp32): Use CCCmode for the carry.
6830 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
6831 (cmp_nz_ashift_1): Use CCNZ mode.
6832 (cmp_nz_set_ashift_1): Likewise.
6833 (ctrapsi4): Use comparison_operator predicate.
6834 (ctrapdi4): Likewise.
6835 (trapsi_insn): Use icc_comparison_operator predicate.
6836 (trapdi_insn): Likewise.
6837 (edge8 patterns): Use CCNZmode.
6838 (edge16 patterns): Likewise.
6839 (edge32 patterns): Likewise.
6841 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6843 * config/visium/visium-modes.def (CC_NOOV): Rename into...
6845 (CC_BTST): Rename into...
6847 * config/visium/predicates.md (real_add_operand): New.
6848 (visium_btst_operator): Rename into...
6849 (visium_equality_comparison_operator): ...this.
6850 (visium_noov_operator): Rename into...
6851 (visium_nz_comparison_operator): ...this.
6852 (visium_c_comparison_operator): New.
6853 (visium_branch_operator): Adjust and deal with all CC modes.
6854 * config/visium/visium.c (visium_adjust_cost): Adjust.
6855 (visium_split_double_add): Use the *_set_carry patterns.
6856 (visium_select_cc_mode): Add support for CCC mode and adjust.
6857 (output_cbranch): Adjust and use the carry-based operators for
6858 floating-point comparisons.
6859 * config/visium/visium.md (flags_subst_arith): Adjust.
6860 (addsi3_insn_set_carry): New instruction.
6861 (subsi3_insn_set_carry): Likewise.
6862 (negsi2_insn_set_carry): Likewise.
6864 (cmp<mode>_sne): Likewise.
6865 (cbranch<mode>4): Use ordered_comparison_operator.
6866 (cbranch<mode>4_insn): Likewise.
6867 (cbranchsi4_btst_insn): Adjust.
6869 2016-10-11 Tom de Vries <tom@codesourcery.com>
6872 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
6875 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6877 * tree.h (build_complex_type): Add second parameter with default.
6878 * tree.c (build_complex_type): Add NAMED second parameter and adjust
6879 recursive call. Create a TYPE_DECL only if NAMED is true.
6880 (build_common_tree_nodes): Pass true in calls to build_complex_type.
6882 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
6884 New avr-passes.def to register AVR specific passes.
6886 * config/avr/avr-passes.def: New file.
6887 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
6888 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
6889 (make_avr_pass_recompute_note): New proto.
6890 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
6891 (avr_pass_recompute_notes): Use anonymous namespace.
6892 (avr_register_passes): Remove function...
6893 (avr_option_override): ...and its call.
6895 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
6897 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
6898 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
6899 PTF_AVOID_BRANCHLIKELY_SPEED for others.
6900 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
6902 * config/mips/mips.c (mips_option_override): Enable the branch
6903 likely depending on the tune flags and optimization level.
6904 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
6905 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
6906 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
6907 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
6909 2016-10-11 Richard Biener <rguenther@suse.de>
6911 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
6912 (output_function): Properly stream the whole block tree.
6913 * lto-streamer-in.c (input_function): Likewise.
6915 2016-10-11 Marek Polacek <polacek@redhat.com>
6917 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
6919 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6921 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
6922 (evrp_dom_walker::before_dom_children): Infer and push new value
6923 ranges for x in y < x.
6925 2016-10-10 Joseph Myers <joseph@codesourcery.com>
6928 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
6929 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6930 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
6931 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
6932 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
6933 (IA64_NO_LIBGCC_TFMODE): Likewise.
6935 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6937 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
6940 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
6942 * config.gcc: Add aarch64-*-freebsd* support.
6943 * config.host: Likewise.
6944 * config/aarch64/aarch64-freebsd.h: New file.
6945 * config/aarch64/t-aarch64-freebsd: Ditto.
6947 2016-10-10 Jeff Law <law@redhat.com>
6949 PR tree-optimization/71947
6950 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
6951 B with A within a single statement.
6953 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6955 PR tree-optimization/77824
6956 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
6957 zero cost for copies.
6958 (find_candidates_dom_walker::before_dom_children): Replace
6959 MODIFY_EXPR with SSA_NAME.
6960 (replace_mult_candidate): Likewise.
6961 (replace_profitable_candidates): Likewise.
6963 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6965 * config/s390/s390.h: Wrap more macros args in brackets and fix
6967 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
6969 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
6971 2016-10-10 Andreas Schwab <schwab@suse.de>
6974 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
6975 pseudo is not DImode.
6977 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
6979 * common/config/arc/arc-common.c (arc_option_optimization_table):
6980 Remove compact casesi option.
6981 * config/arc/arc.c (arc_override_options): Use compact casesi
6982 option only for pre-ARCv2 cores.
6983 * doc/invoke.texi (mcompact-casesi): Update text.
6985 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6987 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
6988 Add macro to say we can efficiently handle overlapping unaligned
6990 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
6991 poor code for processors older than p8.
6993 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
6995 * gen-pass-instances.awk: Remove GNUism.
6997 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6999 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7000 NULL of (*ipcp_transformations)][node->uid].
7002 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7004 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7005 (MALLOC_ABI_ALIGNMENT): Define.
7007 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7009 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7010 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7011 VAR_OR_FUNCTION_DECL_P macros.
7012 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7013 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7014 chkp_find_bounds_1): Likewise.
7015 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7016 * hsa-gen.c (get_symbol_for_decl): Likewise.
7017 * cgraphunit.c (check_global_declaration, analyze_functions,
7018 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7020 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7021 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7023 * tree.c (set_decl_section_name, copy_node_stat,
7024 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7025 merge_dllimport_decl_attributes, handle_dll_attribute,
7026 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7027 verify_type): Likewise.
7028 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7029 find_explicit_erroneous_behavior): Likewise.
7030 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7031 * ipa.c (process_references): Likewise.
7032 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7033 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7034 notice_global_symbol, assemble_variable, mark_decl_referenced,
7035 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7036 make_decl_one_only, default_section_type_flags,
7037 categorize_decl_for_section, default_encode_section_info): Likewise.
7038 * trans-mem.c (requires_barrier): Likewise.
7039 * gimple-expr.c (mark_addressable): Likewise.
7040 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7041 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7042 expand_debug_expr): Likewise.
7043 * tree-dump.c (dequeue_and_dump): Likewise.
7044 * ubsan.c (instrument_bool_enum_load): Likewise.
7045 * tree-pretty-print.c (print_declaration): Likewise.
7046 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7047 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7048 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7049 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7050 pass_build_ssa::execute): Likewise.
7051 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7052 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7054 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7056 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7057 can_be_nonlocal, remap_decls, copy_debug_stmt,
7058 initialize_inlined_parameters, add_local_variables,
7059 reset_debug_binding, replace_locals_op): Likewise.
7060 * dse.c (can_escape): Likewise.
7061 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7063 * tree-diagnostic.c (default_tree_printer): Likewise.
7064 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7065 unpack_ts_decl_with_vis_value_fields,
7066 lto_input_ts_decl_common_tree_pointers): Likewise.
7067 * builtins.c (builtin_save_expr, fold_builtin_expect,
7068 readonly_data_expr): Likewise.
7069 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7070 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7072 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7073 * gimplify.c (force_constant_size, gimplify_bind_expr,
7074 gimplify_decl_expr, gimplify_var_or_parm_decl,
7075 gimplify_compound_lval, gimplify_init_constructor,
7076 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7077 gimplify_type_sizes): Likewise.
7078 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7079 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7080 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7081 remove_unused_locals): Likewise.
7082 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7083 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7084 * function.c (instantiate_expr, instantiate_decls_1,
7085 setjmp_vars_warning, add_local_decl): Likewise.
7086 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7088 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7089 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7090 optimize_va_list_gpr_fpr_size): Likewise.
7091 * tree-nrv.c (pass_nrv::execute): Likewise.
7092 * tsan.c (instrument_expr): Likewise.
7093 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7094 * vtable-verify.c (verify_bb_vtables): Likewise.
7095 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7096 get_ref_base_and_extent): Likewise.
7097 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7099 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7100 analyze_all_variable_accesses): Likewise.
7101 * tree-nested.c (get_nonlocal_debug_decl,
7102 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7103 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7104 get_local_debug_decl, convert_local_omp_clauses,
7105 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7107 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7108 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7109 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7110 dbxout_symbol, dbxout_common_check): Likewise.
7111 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7112 string_constant): Likewise.
7113 * hsa.c (hsa_get_declaration_name): Likewise.
7114 * passes.c (rest_of_decl_compilation): Likewise.
7115 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7116 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7117 pack_ts_decl_with_vis_value_fields,
7118 write_ts_decl_common_tree_pointers): Likewise.
7119 * stor-layout.c (place_field): Likewise.
7120 * symtab.c (symtab_node::maybe_create_reference,
7121 symtab_node::verify_base, symtab_node::make_decl_local,
7122 symtab_node::copy_visibility_from,
7123 symtab_node::can_increase_alignment_p): Likewise.
7124 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7125 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7126 fortran_common, add_location_or_const_value_attribute,
7127 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7128 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7129 optimize_one_addr_into_implicit_ptr,
7130 optimize_location_into_implicit_ptr): Likewise.
7131 * gimple-low.c (record_vars_into): Likewise.
7132 * ipa-visibility.c (update_vtable_references): Likewise.
7133 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7135 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7136 DFS::DFS_write_tree_body, write_symbol): Likewise.
7137 * langhooks.c (lhd_warn_unused_global_decl,
7138 lhd_set_decl_assembler_name): Likewise.
7139 * attribs.c (decl_attributes): Likewise.
7140 * except.c (output_ttype): Likewise.
7141 * varpool.c (varpool_node::get_create, ctor_for_folding,
7142 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
7143 * fold-const.c (fold_unary_loc): Likewise.
7144 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
7145 ipa_find_agg_cst_from_init): Likewise.
7146 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
7147 expand_omp_target, lower_omp_regimplify_p,
7148 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
7149 find_link_var_op): Likewise.
7150 * tree-chrec.c (chrec_contains_symbols): Likewise.
7151 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
7152 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
7153 execute_fixup_cfg): Likewise.
7155 PR tree-optimization/77901
7156 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
7157 if ranges[i].exp is SSA_NAME when looking for >= and only when
7158 ranges[i].exp is NULL or SSA_NAME when looking for the other
7161 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7163 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7164 (ipcp_param_lattices): Remove field alignment.
7165 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7166 (set_all_contains_variable): Remove call to
7167 ipcp_alignment_lattice::set_to_bottom.
7168 (initialize_node_lattices): Likewise.
7169 (propagate_alignment_accross_jump_function): Remove.
7170 (propagate_constants_accross_call): Remove call to
7171 propagate_alignment_accross_jump_function.
7172 (ipcp_store_alignment_results): Remove.
7173 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7174 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7175 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7176 pretty-printing of alignment jump function.
7177 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7178 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7179 alignments and remove computing ipa_alignment jump function.
7180 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7181 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7182 (ipa_read_jump_function): Remove reading of ipa_alignment.
7183 (write_ipcp_transformation_info): Remove streaming for alignment
7184 propagation summary.
7185 (read_ipcp_transformation_info): Remove reading of alignment
7186 propagation summary.
7187 (ipcp_update_alignments): Remove.
7188 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7190 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7191 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7192 * ipa-prop.h (ipa_alignment): Remove.
7193 (ipa_jump_func): Remove field alignment.
7194 (ipcp_transformation_summary): Remove field alignments.
7195 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7196 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7197 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7199 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7201 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7203 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7205 (visium_expand_fp_cstore): Likewise.
7207 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7209 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7210 * diagnostic.c (warning_at_rich_loc_n): New function.
7211 (diagnostic_n_impl_richloc): Likewise.
7212 (diagnostic_n_impl): Move most of the function to
7213 diagnostic_n_impl_richloc and call it.
7215 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7217 * gen-pass-instances.awk: Rewritten.
7218 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7219 $(PASSES_EXTRA) after passes.def to the script.
7220 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7221 * config/i386/i386-passes.def: New file.
7222 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7223 make_pass_stv): Declare.
7224 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7226 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7228 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7229 (pass_stv::timode_p): New non-static data member.
7230 (ix86_option_override): Don't register passes here.
7232 * doc/invoke.texi: Document accepting Else, fallthrough.
7234 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7237 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7238 FALLTHRU comment styles.
7240 2016-10-07 Andrew Pinski <apinski@cavium.com>
7242 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7243 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7244 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7246 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7248 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7250 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7251 (AARCH64_ARCH): Likewise.
7252 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7254 (AARCH64_CORE): Likewise.
7255 (AARCH64_ARCH): Likewise.
7256 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7257 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7258 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7259 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7260 (AARCH64_ARCH): Likewise.
7261 (AARCH64_CORE): Likewise.
7262 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7263 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7264 (AARCH64_CORE): Likewise.
7265 (AARCH64_ARCH): Likewise.
7267 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7269 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7270 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7271 floating point type infrastructre, and -mfloat128 that enables the
7272 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7273 if -mfloat128-type. Define __ibm128 to be long double by default.
7274 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7275 the IEEE 128-bit floating point type infrastructure should
7276 automatically be enabled.
7277 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7278 instead of -mfloat128 to enable KFmode.
7279 (rs6000_option_override_internal): Split the option -mfloat128
7280 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7281 systems, automatically set -mfloat128-type, but don't enable it on
7282 other operating systems. Move setting the long double size and
7283 IEEE quad support before the IEEE 128-bit floating point changes.
7284 (rs6000_init_builtins): Do not create a unique type for __ibm128
7285 if long double is IBM extended double, instead rely on __ibm128
7286 being defined as 'long double'. If -mfloat128-type and not
7287 -mfloat128, create the KFmode type with an undocumented __ieee128
7289 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7290 -mfloat128 for tests about the types, but keep tests for
7291 -mfloat128 to enable the keyword support.
7292 (rs6000_complex_function_value): Likewise.
7293 (rs6000_scalar_mode_supported_p): Likewise.
7294 (rs6000_floatn_mode): Likewise.
7295 (rs6000_c_mode_for_suffix): Likewise.
7296 (rs6000_opt_masks): Add -mfloat128-type.
7297 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7298 -mfloat128-type being split from -mfloat128. Add
7299 -mfloat128-hardware, which was missing.
7300 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7301 -mfloat128 and -mfloat128-type:
7302 (-mfloat128-type): Likewise.
7303 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7304 that 64-bit Linux systems with enable -mfloat128-type by default
7306 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7307 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7308 -mfloat128-type instead of -mfloat128.
7309 (FLOAT128_2REG_P): Likewise.
7310 (MASK_FLOAT128_TYPE): Likewise.
7311 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7312 (RS6000_BTM_FLOAT128): Likewise.
7313 (TARGET_FLOAT128): Poison old identifiers.
7314 (OPTION_MASK_FLOAT128): Likewise.
7315 (MASK_FLOAT128): Likewise.
7316 * config/rs6000/rs6000.md (FP): Likewise.
7317 (FLOAT128): Likewise.
7318 (fix_trunc<mode>di2): Likewise.
7319 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7320 (floatdi<mode>2): Likewise.
7321 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7322 (neg<mode>2, FLOAT128 iterator): Likewise.
7323 (abs<mode>2, FLOAT128 iterator): Likewise.
7324 (ieee_128bit_negative_zero): Likewise.
7325 (ieee_128bit_vsx_neg<mode>2): Likewise.
7326 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7327 (ieee_128bit_vsx_abs<mode>2): Likewise.
7328 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7329 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7330 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7331 (extendiftf2): Likewise.
7332 (extendifkf2): Likewise.
7333 (extendtfkf2): Likewise.
7334 (trunciftf2): Likewise.
7335 (truncifkf2): Likewise.
7336 (trunckftf2): Likewise.
7337 (trunctfif2): Likewise.
7338 (extendkftf2): Likewise.
7339 (trunctfkf2): Likewise.
7341 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7343 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7344 before merging in bytes to pass down to real_from_target.
7346 2016-10-07 Richard Biener <rguenther@suse.de>
7348 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7350 (substitute_and_fold_dom_walker::before_dom_children):
7351 Substitute and fold before pass specific folding to avoid
7352 feeding that with SSA names that will be later released.
7353 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7354 introduced by folding and visited by evaluate_stmt called during
7356 (likely_value): Likewise.
7357 (evaluate_stmt): Likewise.
7358 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7359 (simplify_div_or_mod_using_ranges): Likewise.
7360 (simplify_min_or_max_using_ranges): Likewise.
7361 (simplify_abs_using_ranges): Likewise.
7362 (simplify_conversion_using_ranges): Likewise.
7363 (simplify_float_conversion_using_ranges): Likewise.
7364 (simplify_stmt_using_ranges): Likewise.
7366 2016-10-07 Marek Polacek <polacek@redhat.com>
7368 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7369 FALLTHROUGH_LABEL_P here...
7370 (warn_implicit_fallthrough_r): ...not here.
7372 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7374 PR tree-optimization/77880
7375 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7378 2016-10-07 Marek Polacek <polacek@redhat.com>
7381 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7383 2016-10-07 Richard Biener <rguenther@suse.de>
7385 * bitmap.h: Document constraints on bitmap modification while
7388 2016-10-07 Richard Biener <rguenther@suse.de>
7390 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7391 * bitmap.h (bmp_iter_set): When advancing to the next element
7392 check that we didn't remove the current one.
7393 (bmp_iter_and): Likewise.
7394 (bmp_iter_and_compl): Likewise.
7395 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7396 we currently iterate on but keep a one-level queue.
7397 * sched-deps.c (remove_from_deps): Do not clear current bit
7398 but keep a one-level queue.
7400 2016-10-07 Jakub Jelinek <jakub@redhat.com>
7402 PR tree-optimization/77664
7403 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
7404 for the other ranges.
7405 (optimize_range_tests_diff): Fix up formatting.
7406 (optimize_range_tests_var_bound): New function.
7407 (optimize_range_tests): Use it.
7409 2016-10-07 Martin Liska <mliska@suse.cz>
7411 * coverage.c (build_gcov_exit_decl): Fix priority what
7412 should be really 99.
7414 2016-10-07 Richard Biener <rguenther@suse.de>
7416 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
7417 vars in gimple_bind_vars but not in BLOCK_VARS.
7419 2016-10-07 Richard Biener <rguenther@suse.de>
7421 PR tree-optimization/77879
7422 * tree-ssa-structalias.c (handle_const_call): Properly handle
7424 (handle_pure_call): Likewise.
7426 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7428 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
7429 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
7432 2016-10-06 Andrew Pinski <apinski@cavium.com>
7434 * config/aarch64/aarch64-cores.def: Add a comment before each
7437 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7439 PR tree-optimization/77862
7440 * tree-vrp.c (add_equivalence): Use get_value_range so that
7441 num_vr_values is checked before accessing vr_values.
7443 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7445 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7448 2016-10-05 Jeff Law <law@redhat.com>
7450 PR tree-optimization/71661
7451 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
7452 removal of a forwarder exposes a new natural loop.
7454 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
7456 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
7457 Introduce ssesuffix variable.
7458 (<mask_codefor><code><mode>3<mask_name>): Ditto.
7459 (*<code><mode>3): Ditto.
7461 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
7463 * postreload.c (reload_cse_simplify): Skip also USE when detecting
7466 2016-10-06 Richard Biener <rguenther@suse.de>
7468 PR tree-optimization/77855
7469 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
7470 instead of removing the current item while iterating over the set
7473 2016-10-06 James Clarke <jrtc27@jrtc27.com>
7474 Eric Botcazou <ebotcazou@adacore.com>
7477 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
7478 (classify_registers): Don't set it
7479 (function_arg_slotno): Don't initialize and test it. Tidy up.
7481 2016-10-06 Richard Biener <rguenther@suse.de>
7483 PR tree-optimization/77839
7484 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
7487 2016-10-06 Martin Liska <mliska@suse.cz>
7489 * gcc.c: Set -fprofile-update=atomic when profiling is
7490 enabled and -pthread is set. Warn when one combines
7491 -pthread and -fprofile-update=single for an app using
7494 2016-10-06 Martin Liska <mliska@suse.cz>
7497 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
7498 * gimple-ssa-strength-reduction.c (slsr_process_cast):
7499 Initialize a pointer to NULL.
7500 (slsr_process_copy): Likewise.
7501 * input.c (location_get_source_line): Likewise.
7502 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7504 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
7506 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
7507 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
7508 (ix86_handle_option): Deleted handle of OPT_mpcommit.
7509 * config.gcc: Deleted pcommitintrin.h
7510 * config/i386/pcommitintrin.h: Deleted file.
7511 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
7512 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
7514 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
7516 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
7517 (PTA_PCOMMIT): Deleted define.
7518 (ix86_option_override_internal): Deleted handle of option.
7519 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
7520 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
7521 __builtin_ia32_pcommit): Deleted.
7522 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
7523 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
7524 (pcommit): Deleted instruction.
7525 * config/i386/i386.opt: Mention -mpcommit deprecation.
7526 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
7528 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
7531 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
7532 Remove wrong assert.
7533 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
7534 Use <round_constraint> as operand 1 constraint.
7536 2016-10-05 Jakub Jelinek <jakub@redhat.com>
7539 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
7540 (ubsan_instrument_float_cast): And not here.
7543 * ubsan.c (ubsan_ids): New GTY(()) array.
7544 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
7545 instead of static local counters.
7547 2016-10-05 Martin Sebor <msebor@redhat.com>
7550 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
7551 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
7552 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
7553 (default_printf_pointer_format): Define function.
7554 * targhooks.c (linux_printf_pointer_format): Define new function.
7555 * targhooks.h (linux_printf_pointer_format): Declare.
7556 (gnu_libc_printf_pointer_format): Remove declaration.
7558 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7560 * fold-const.c (native_encode_real): Fix logic for selecting offset
7561 to write to when BYTES_BIG_ENDIAN.
7563 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
7565 * builtins.c (fold_builtin_strchr): Remove function.
7566 (fold_builtin_strrchr): Likewise.
7567 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
7568 * gimple-fold.c (target_char_cst_p): New function.
7569 (gimple_fold_builtin_strchr) Add more foldings.
7570 (gimple_fold_builtin): Add index, strrchr, rindex cases.
7572 2016-10-05 Richard Biener <rguenther@suse.de>
7575 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
7576 capture ids in c-exprs.
7578 2016-10-05 Richard Biener <rguenther@suse.de>
7581 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
7582 with types_match for GIMPLE code gen to handle type mismatched
7584 (dt_operand::gen): Adjust.
7585 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
7588 2016-10-05 Richard Biener <rguenther@suse.de>
7590 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
7592 2016-10-05 Richard Biener <rguenther@suse.de>
7595 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
7597 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
7599 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
7600 version check to protect only DW_TAG_imported_module generation.
7602 2016-10-05 Richard Biener <rguenther@suse.de>
7605 * match.pd (min(a,-a) -> -abs(a)): New pattern.
7607 2016-10-04 Ian Lance Taylor <iant@golang.org>
7609 * explow.c (allocate_dynamic_stack_space): Call
7610 do_pending_stack_adjust before handling flag_split_stack.
7612 2016-10-04 David Malcolm <dmalcolm@redhat.com>
7614 * genattrtab.c (make_internal_attr): Supply dummy column number to
7617 * genoutput.c (init_insn_for_nothing): Likewise.
7618 * gensupport.c (add_define_attr): Likewise.
7619 * read-md.c (message_at_1): Print column number.
7620 (fatal_with_file_and_line): Likewise.
7621 (rtx_reader::read_char): Track column numbers.
7622 (rtx_reader::unread_char): Likewise.
7623 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
7624 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
7625 (rtx_reader::handle_file): Initialize m_read_md_colno.
7626 (rtx_reader::get_current_location): Supply column number to
7628 * read-md.h (struct file_location): Add field "colno".
7629 (file_location::file_location): Likewise.
7630 (rtx_reader::get_colno): New accessor.
7631 (rtx_reader::m_read_md_colno): New field.
7632 (rtx_reader::m_last_line_colno): New field.
7634 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7636 * doc/extend.texi (Java Exceptions): Remove.
7637 (java_interface): Remove.
7639 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
7641 PR tree-optimization/77808
7642 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
7643 and addr are different before copying points-to information.
7645 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
7648 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
7649 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
7650 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
7652 2016-10-04 Richard Biener <rguenther@suse.de>
7654 PR tree-optimization/77399
7655 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
7656 verify the target can convert.
7658 2016-10-04 Richard Biener <rguenther@suse.de>
7661 * explow.c (plus_constant): Verify the mode of the constant
7662 pool offset before calling plus_constant.
7664 2016-10-04 Richard Biener <rguenther@suse.de>
7667 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
7668 type support, mark with :C.
7669 (X / -X -> -1): Mark with :C.
7671 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7673 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
7674 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
7675 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
7676 * doc/tm.texi: Regenerated.
7677 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
7678 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
7679 * config/darwin.h (JCR_SECTION_NAME): Remove.
7680 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
7681 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
7682 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
7683 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
7684 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
7685 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
7687 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7689 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
7690 between "because" and "param" in dump message in call to fprintf.
7692 2016-10-03 Jeff Law <law@redhat.com>
7694 PR tree-optimization/71550
7695 PR tree-optimization/71403
7696 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
7697 (profitable_jump_thread_path): Also return boolean indicating if
7698 the realized path will create an irreducible loop.
7699 Remove loop depth tests from 71403.
7700 (fsm_find_control_statement_thread_paths): Remove loop depth tests
7701 from 71403. If threading will create an irreducible loop, then
7702 throw away loop iteration and related information.
7704 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
7706 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
7707 -Woverloaded-virtual checks for warning options.
7708 * configure: Regenerate.
7710 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7712 PR preprocessor/77699
7713 * input.c (maybe_grow): Don't allocate one byte extra headroom.
7714 (get_next_line): Return false on error.
7715 (read_next_line): Removed, use get_next_line instead.
7716 (read_line_num): Don't copy the line.
7717 (location_get_source_line): Don't use static data.
7718 (selftest::test_reading_source_line): Add more test cases.
7720 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7723 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7725 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7726 (noce_process_if_block): Use it.
7728 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7730 * doc/invoke.texi: Update -Wint-in-bool-context.
7732 2016-10-02 Jakub Jelinek <jakub@redhat.com>
7734 * dwarf2out.c (output_fde, output_call_frame_info,
7735 dwarf2out_do_cfi_startproc, set_indirect_string,
7736 gen_internal_sym, output_die, output_line_info): Use
7737 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
7738 ASM_GENERATE_INTERNAL_LABEL output.
7740 2016-10-01 Richard Biener <rguenther@suse.de>
7743 * genmatch.c (get_operand_type): Add operand position arg
7744 and handle COND_EXPR comparison operand with fixed boolean_type_node.
7745 (expr::gen_transform): Adjust.
7746 (dt_simplify::gen_1): Likewise.
7748 2016-10-01 Jakub Jelinek <jakub@redhat.com>
7750 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
7751 comments. Simplify asserts, remove unnecessary conditions.
7753 (*<code><mode>3): Likewise.
7755 2016-09-30 Jakub Jelinek <jakub@redhat.com>
7757 * doc/invoke.texi (-Wregister): Document.
7759 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
7761 * configure.ac: Split CHECKING_P into CHECKING_P and
7762 ENABLE_EXTRA_CHECKING.
7763 * configure: Regenerated.
7764 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
7765 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
7767 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
7770 * gcc.c (process_command): For @filename handling, output
7771 the correct name if the file does not exist.
7773 2016-09-30 Marek Polacek <polacek@redhat.com>
7775 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
7776 * config/alpha/predicates.md: Likewise.
7778 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7780 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7781 (noce_process_if_block): Use it.
7783 2016-09-30 Martin Liska <mliska@suse.cz>
7785 * doc/invoke.texi: Document asan-use-after-return that
7786 it's disabled by default in runtime.
7788 2016-09-30 Richard Biener <rguenther@suse.de>
7790 * tree-vrp.c (intersect_ranges): If we failed to handle
7791 the intersection choose a constant singleton range if available.
7793 2016-09-30 Richard Biener <rguenther@suse.de>
7795 PR tree-optimization/77399
7796 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
7797 float <-> int conversions.
7799 2016-09-30 Alan Modra <amodra@gmail.com>
7801 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
7803 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
7805 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
7806 ext_level before calling CPUID with 0x80000008.
7807 Simplify xgetbv checks.
7809 2016-09-29 David Malcolm <dmalcolm@redhat.com>
7811 * Makefile.in (OBJS): Add print-rtl-function.o.
7812 * print-rtl-function.c: New file.
7813 * print-rtl.h (print_rtx_function): New decl.
7815 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/cpuid.h (__get_cpuid_count): New.
7819 (__get_cpuid): Rename __level to __leaf.
7821 2016-09-29 Marek Polacek <polacek@redhat.com>
7823 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
7825 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
7828 * builtins.c (expand_builtin_memcmp): Don't swap args unless
7829 result is only being compared with zero.
7831 2016-09-29 Marek Polacek <polacek@redhat.com>
7833 * dwarf2out.c (loc_descriptor): Add fall through comment.
7834 (add_const_value_attribute): Likewise.
7836 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
7838 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
7839 with "v6t2". Move "arch" attribute above "pool_range".
7840 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
7842 (*thumb2_movhi_vfp): Likewise.
7843 (*arm_movhi_fp16): Likewise.
7844 (*thumb2_movhi_fp16): Likewise.
7845 (*arm_movsi_vfp): Remove "arch" attribute.
7846 (*thumb2_movsi_vfp): Likewise.
7848 2016-09-29 Martin Liska <mliska@suse.cz>
7850 * doc/extend.texi: Remove limitation of Objective C for
7851 __attribute__((constructor)) and __attribute__((destructor)).
7853 2016-09-29 Richard Biener <rguenther@suse.de>
7855 PR tree-optimization/77768
7856 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7857 Handle stores to readonly memory when removing redundant stores.
7859 2016-09-29 Richard Biener <rguenther@suse.de>
7862 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
7863 X / -X -> -1 simplifications.
7865 2016-09-29 Richard Biener <rguenther@suse.de>
7868 * match.pd: Add max(a,-a) -> abs(a) pattern.
7869 * tree-ssa-phiopt.c (minmax_replacement): Disable for
7870 HONOR_SIGNED_ZEROS types.
7872 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
7874 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
7875 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
7877 2016-09-29 Richard Biener <rguenther@suse.de>
7879 * tree-vrp.c (set_defs_to_varying): New helper avoiding
7880 writing to vr_const_varying.
7881 (vrp_initialize): Call it.
7882 (vrp_visit_stmt): Likewise.
7883 (evrp_dom_walker::before_dom_children): Likewise.
7885 2016-09-29 Richard Biener <rguenther@suse.de>
7887 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
7888 constructors with vector elements.
7890 2016-09-29 Richard Biener <rguenther@suse.de>
7892 PR tree-optimization/77768
7893 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
7894 with stores to a place we know has a constant value.
7896 2016-09-29 Alan Modra <amodra@gmail.com>
7898 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
7899 * doc/invoke.texi: Document it.
7900 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
7901 (rs6000_passes_float): Comment.
7902 (rs6000_passes_long_double): New static var.
7903 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
7904 (init_cumulative_args): Set up to emit fp .gnu_attribute for
7905 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
7906 to include fp values returned in vectors.
7907 Set rs6000_passes_long_double.
7908 (rs6000_function_arg_advance_1): Likewise for function args.
7909 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
7910 and SPE. Emit long double tag value too.
7911 (rs6000_opt_vars): Add gnu-attr.
7912 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
7913 * configure: Regenerate.
7914 * config.in: Regenerate.
7916 2016-09-28 Jakub Jelinek <jakub@redhat.com>
7918 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
7920 (format_floating, format_string, format_directive,
7921 get_destination_size, pass_sprintf_length::handle_gimple_call):
7924 2016-09-28 Jakub Jelinek <jakub@redhat.com>
7926 * gimple-ssa-sprintf.c: Fix comment formatting.
7927 (format_integer): Use is_gimple_assign.
7928 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
7929 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
7930 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
7931 (pass_sprintf_length::execute): Use is_gimple_call.
7933 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
7935 * gimple-fold.c (gimple_fold_builtin): After failing to fold
7936 strchr, also try the generic folding.
7938 2016-09-28 Martin Sebor <msebor@redhat.com>
7941 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
7944 2016-09-28 Martin Sebor <msebor@redhat.com>
7947 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
7948 length modifier is not expected.
7949 (format_floating): Ignore l length modifier and fail gracefuly
7950 when it isn't one of the other expected ones.
7952 2016-09-28 Martin Sebor <msebor@redhat.com>
7955 * varasm.c (assemble_addr_to_section): Increase local buffer size.
7957 2016-09-27 Richard Biener <rguenther@suse.de>
7959 * dwarf2out.c (cu_die_list): New global.
7960 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
7961 main_comp_unit_die to cu_die_list if we created it.
7962 Move break_out_includes ...
7963 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
7966 2016-09-28 Richard Biener <rguenther@suse.de>
7968 * dwarf2out.c (struct die_struct): Add removed flag.
7969 (lookup_type_die): If the DIE is marked as removed, clear
7970 TYPE_SYMTAB_DIE and return NULL.
7971 (lookup_decl_die): If the DIE is marked as removed, remove it
7972 from the hash and return NULL.
7973 (mark_removed): New helper.
7974 (prune_unused_types_prune): Call it for removed DIEs.
7975 (gen_subprogram_die): Move the premark_used_types call to after
7976 DIEs for the functions scopes are generated.
7977 (process_scope_var): Do not re-create pruned types or type decls.
7978 Make sure to also re-parent type decls.
7979 (dwarf2out_finish): Move unused type pruning and debug_types
7981 (dwarf2out_early_finish): ... here.
7983 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
7985 * config/arc/arc-c.c: New file.
7986 * config/arc/arc-c.def: Likewise.
7987 * config/arc/t-arc: Likewise.
7988 * config.gcc: Include arc-c.o as c and cpp object.
7989 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
7990 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
7991 arc_cpu_cpp_builtins.
7993 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
7995 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
7996 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
7998 2016-09-28 Nathan Sidwell <nathan@acm.org>
8000 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8003 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8005 PR tree-optimization/61056
8006 * gimple-fold.c (gimple_fold_builtin_strchr):
8007 New function to optimize strchr (s, 0) to strlen.
8008 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8010 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8012 PR tree-optimization/77724
8013 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8014 Add tree_fits_shwi_p check.
8016 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8018 * auto-inc-dec.c (try_merge): Remove break after return.
8019 * cselib.c (autoinc_split): Likewise.
8020 * explow.c (promote_mode): Likewise.
8021 * fixed-value.c (fixed_arithmetic): Likewise.
8022 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8023 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8024 * trans-mem.c (get_attrs_for): Likewise.
8025 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8026 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8027 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8028 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8029 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8030 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8031 * config/cris/cris.c (cris_op_str): Likewise.
8032 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8033 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8035 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8037 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8038 IFN_GOACC_REDUCTION_CODES): New.
8039 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8040 ifn_goacc_reduction_kind): Use them.
8041 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8042 of internal functions, when applicable.
8044 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8046 * config/mips/constraints.md (d): Fix documentation.
8047 * doc/md.texi (Machine Constraints): Update accordingly.
8049 2016-09-27 Richard Biener <rguenther@suse.de>
8051 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8052 cur_line_info_table initialization ...
8053 (dwarf2out_assembly_start): ... here.
8055 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8057 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8058 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8059 (*thumb2_movhi_vfp): Likewise.
8060 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8061 template. Expand predicable attribute to mark VMOV.F16 as not
8062 predicable. Add "arch" attribute.
8063 (*thumb2_movhi_fp16): Likewise.
8064 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8065 (*thumb2_movsi_vfp): Add "arch" attribute.
8067 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8069 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8072 2016-09-27 Marek Polacek <polacek@redhat.com>
8074 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8077 * config/c6x/c6x.h: Adjust fall through comment.
8078 * config/sh/sh.c (final_prescan_insn): Likewise.
8079 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8080 (visium_expand_fp_cstore): Likewise.
8082 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8084 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8085 expected by -Wimplicit-fallthrough.
8086 (thumb1_size_rtx_costs): Likewise.
8087 (thumb2_reorg): Likewise.
8088 (tls_mentioned_p): Add "Fall through" comment.
8089 (thumb2_reorg): Likewise.
8090 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8091 comment form expected by -Wimplicit-fallthrough.
8093 2016-09-27 Martin Liska <mliska@suse.cz>
8095 PR gcov-profile/46266
8096 * input.h (RESERVED_LOCATION_P): New macro.
8097 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8098 instread of comparison with UNKNOWN_LOCATION.
8100 2016-09-27 Richard Biener <rguenther@suse.de>
8102 PR tree-optimization/77745
8103 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8104 When removing redundant stores make sure to check compatibility
8105 of the TBAA state for downstream accesses.
8106 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8107 value-numbering virtual operands for store matches.
8109 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8112 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8113 movrt patterns. Match them before anything else in the SET case.
8115 2016-09-27 Martin Liska <mliska@suse.cz>
8117 PR gcov-profile/7970
8118 PR gcov-profile/16855
8119 PR gcov-profile/44779
8120 * coverage.c (build_gcov_exit_decl): New function.
8121 (coverage_obj_init): Call the function and generate __gcov_exit
8123 * doc/gcov.texi: Document when __gcov_exit function is called.
8125 2016-09-27 Marek Polacek <polacek@redhat.com>
8128 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8129 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8130 -Wno-error instead of -Wno-implicit-fallthrough.
8132 2016-09-27 Martin Liska <mliska@suse.cz>
8135 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8137 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8139 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
8140 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
8141 comments. Remove break after return.
8142 (ix86_fp_compare_code_to_integer, has_dispatch,
8143 ix86_simd_clone_usable): Remove break after return.
8145 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8147 PR rlt-optimization/77714
8148 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
8151 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
8154 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
8155 extract_range_from_unary_expr to convert value_range.
8156 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
8157 (extract_range_from_unary_expr): This.
8158 * tree-vrp.h (extract_range_from_unary_expr): Declare.
8160 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8162 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8164 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8166 * config/i386/i386.c (ix86_print_operand)
8167 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8168 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8169 (epilogue_renumber): Likewise.
8171 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8174 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8175 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8177 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8179 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8180 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8181 is_mm_seq_cst, is_mm_sync): Move to ...
8182 * memmodel.h: This. New file.
8183 * builtins.c: Include memmodel.h.
8184 * optabs.c: Likewise.
8186 * config/aarch64/aarch64.c: Likewise.
8187 * config/alpha/alpha.c: Likewise.
8188 * config/arm/arm.c: Likewise.
8189 * config/i386/i386.c: Likewise.
8190 * config/ia64/ia64.c: Likewise.
8191 * config/mips/mips.c: Likewise.
8192 * config/rs6000/rs6000.c: Likewise.
8193 * config/sparc/sparc.c: Likewise.
8194 * genconditions.c: Include memmodel.h in generated file.
8195 * genemit.c: Likewise.
8196 * genoutput.c: Likewise.
8197 * genpeep.c: Likewise.
8198 * genpreds.c: Likewise.
8199 * genrecog.c: Likewise.
8201 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8203 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8204 "c" instead when parsing characters. Move operand parsing into...
8205 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8206 and tightening the scope of various locals.
8208 2016-09-26 Liu Hao <lh_mouse@126.com>
8210 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8212 2016-09-26 Marek Polacek <polacek@redhat.com>
8214 * system.h: Use __has_attribute to check whether the fallthrough
8215 attribute is supported.
8217 2016-09-26 Marek Polacek <polacek@redhat.com>
8219 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8220 gimple_call_internal_p.
8221 * ipa-split.c (find_return_bb): Likewise.
8222 (execute_split_functions): Likewise.
8223 * omp-low.c (dump_oacc_loop_part): Likewise.
8224 (oacc_loop_xform_head_tail): Likewise.
8225 * predict.c (predict_loops): Likewise.
8226 * sanopt.c (pass_sanopt::execute): Likewise.
8227 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8228 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8229 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8230 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8231 (expand_ifn_va_arg): Likewise.
8232 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8233 (optimize_mask_stores): Likewise.
8234 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8235 (vect_transform_stmt): Likewise.
8236 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8237 * tsan.c (instrument_memory_accesses): Likewise.
8239 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8240 Alexander Monakov <amonakov@ispras.ru>
8242 * regrename.c (rename_chains): Check
8243 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8244 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8245 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8247 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8249 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8250 (s390_sched_score): Likewise.
8252 2016-09-26 Martin Liska <mliska@suse.cz>
8254 * doc/gcov.texi: Update program output of gcov tool.
8256 2016-09-26 Martin Liska <mliska@suse.cz>
8258 PR gcov-profile/23332
8259 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8260 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8261 * value-prof.c (dump_histogram_value): Do not handle
8262 HIST_TYPE_CONST_DELTA.
8263 (stream_in_histogram_value): Likewise.
8264 (gimple_find_values_to_profile): Likewise.
8265 * value-prof.h (enum hist_type): Likewise.
8267 2016-09-26 Martin Liska <mliska@suse.cz>
8269 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8270 from default sanitize recover values.
8271 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8272 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8273 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8275 * opts.c (finish_options): Do a generic loop over options
8276 that can be recovered.
8277 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8279 (common_handle_option): Likewise.
8280 * opts.h: Declare can_recover to sanitizer_opts_s.
8282 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8284 * target.def(elf_flags_numeric): Change documentation to present tense.
8285 * doc/tm.texi: Regenerate.
8287 2016-09-26 Marek Polacek <polacek@redhat.com>
8290 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8291 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8292 -Wno-switch-fallthrough.
8293 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8294 (expand_builtin): Likewise.
8295 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8296 * convert.c (convert_to_real_1): Likewise.
8297 (convert_to_integer_1): Likewise.
8298 * final.c (output_alternate_entry_point): Likewise.
8299 * genattrtab.c (make_canonical): Likewise.
8300 (write_test_expr): Likewise.
8301 * genpreds.c (validate_exp): Likewise.
8302 * gimple-ssa-strength-reduction.c
8303 (find_candidates_dom_walker::before_dom_children): Likewise.
8304 * godump.c (go_format_type): Likewise.
8305 * reload1.c (elimination_effects): Likewise.
8306 * resource.c (mark_referenced_resources): Likewise.
8307 (mark_set_resources): Likewise.
8308 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8309 * varasm.c (output_addressed_constants): Likewise.
8311 2016-09-26 Marek Polacek <polacek@redhat.com>
8314 * common.opt (Wimplicit-fallthrough): New option.
8315 * doc/extend.texi: Document statement attributes and the fallthrough
8317 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8318 * gimple.h (gimple_call_internal_p): New function.
8319 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8320 (struct label_entry): New struct.
8321 (find_label_entry): New function.
8322 (case_label_p): New function.
8323 (collect_fallthrough_labels): New function.
8324 (last_stmt_in_scope): New function.
8325 (should_warn_for_implicit_fallthrough): New function.
8326 (warn_implicit_fallthrough_r): New function.
8327 (maybe_warn_implicit_fallthrough): New function.
8328 (expand_FALLTHROUGH_r): New function.
8329 (expand_FALLTHROUGH): New function.
8330 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8331 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8332 (gimplify_label_expr): New function.
8333 (gimplify_case_label_expr): Set location.
8334 (gimplify_expr): Call gimplify_label_expr.
8335 * internal-fn.c (expand_FALLTHROUGH): New function.
8336 * internal-fn.def (FALLTHROUGH): New internal function.
8337 * langhooks.c (lang_GNU_OBJC): New function.
8338 * langhooks.h (lang_GNU_OBJC): Declare.
8339 * system.h (gcc_fallthrough): Define.
8340 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8341 * tree.h (FALLTHROUGH_LABEL_P): Define.
8343 2016-09-26 Richard Biener <rguenther@suse.de>
8345 * dwarf2out.c (stripattributes): Remove unused function.
8346 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8347 Push dwarf_split_debug_info handling into init_sections_and_labels.
8348 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8349 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8350 (debug_macinfo_section_name): New global.
8351 (output_macinfo): Use debug_macinfo_section_name.
8352 (init_sections_and_labels): Split out section and label generation
8353 from dwarf2out_init. Set debug_macinfo_section_name.
8354 (dwarf2out_init): Move text section label generation and emission
8356 (dwarf2out_assembly_start): ... here.
8357 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8360 2016-09-26 Richard Biener <rguenther@suse.de>
8363 * cgraphunit.c (analyze_functions): Before early removing
8364 global vars calls the late_global_decl debug handler mark
8365 the variable as readonly.
8367 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8370 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8371 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8372 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8373 declare new overloads.
8374 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8377 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8379 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8380 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8382 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8384 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8385 * configure: Regenerate.
8387 2016-09-24 Marek Polacek <polacek@redhat.com>
8390 * doc/invoke.texi: Document -Wbool-operation.
8392 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8394 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8395 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8396 cmpmemsi pattern to do builtin expansion of memcmp ().
8397 (compute_current_alignment): Add helper function for
8398 expand_block_compare used to compute alignment as the compare proceeds.
8399 (select_block_compare_mode): Used by expand_block_compare to select
8400 the mode used for reading the next chunk of bytes in the compare.
8401 (do_load_for_compare): Used by expand_block_compare to emit the load
8402 insns for the compare.
8403 (rs6000_emit_dot_insn): Moved this function to avoid a forward
8404 reference from expand_block_compare ().
8405 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
8406 prototype for this function.
8407 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
8408 target option for controlling how much code inline expansion of
8409 memcmp() will be allowed to generate.
8411 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8413 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
8414 hook_bool_mode_false, hook_bool_mode_true,
8415 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8416 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8417 hook_bool_const_rtx_insn_const_rtx_insn_true,
8418 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
8419 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
8420 hook_bool_const_tree_hwi_hwi_const_tree_false,
8421 hook_bool_const_tree_hwi_hwi_const_tree_true,
8422 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
8423 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8424 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
8425 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
8426 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
8427 hook_bool_const_tree_true, hook_bool_tree_tree_false,
8428 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
8429 hook_bool_rtx_insn_true, hook_bool_rtx_false,
8430 hook_bool_uintp_uintp_false,
8431 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
8432 hook_rtx_tree_int_null, hook_uint_mode_0,
8433 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
8434 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
8435 hook_constcharptr_const_rtx_insn_null,
8436 hook_constcharptr_const_tree_const_tree_null,
8437 hook_constcharptr_int_const_tree_null,
8438 hook_constcharptr_int_const_tree_const_tree_null,
8439 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
8440 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
8441 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
8443 * vec.h (vNULL): Extend comment to say = vNULL initialization
8444 isn't needed for static vars.
8446 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
8447 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
8448 = vNULL initialization of file scope vec.
8449 * passes.c (pass_tab, enabled_pass_uid_range_tab,
8450 disabled_pass_uid_range_tab): Likewise.
8451 * haifa-sched.c (sched_luids, h_i_d): Likewise.
8452 * tree-chkp-opt.c (check_infos): Likewise.
8453 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
8455 * vec.h (vnull::operator vec): Add constexpr keyword for
8458 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8460 PR tree-optimization/77654
8461 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
8462 to duplicate_ssa_name_ptr_info.
8464 2016-09-23 David Malcolm <dmalcolm@redhat.com>
8466 PR preprocessor/77672
8467 * input.c (selftest::test_lexer_string_locations_simple): Update
8468 test to expect location information of the terminator character
8469 at the location of the final closing quote.
8470 (selftest::test_lexer_string_locations_hex): Likewise.
8471 (selftest::test_lexer_string_locations_oct): Likewise.
8472 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
8473 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
8474 (selftest::test_lexer_string_locations_ucn4): Likewise.
8475 (selftest::test_lexer_string_locations_ucn8): Likewise.
8476 (selftest::test_lexer_string_locations_u8): Likewise.
8477 (selftest::test_lexer_string_locations_utf8_source): Likewise.
8478 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
8479 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
8480 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
8481 (selftest::test_lexer_string_locations_macro): Likewise.
8482 (selftest::test_lexer_string_locations_long_line): Likewise.
8484 2016-09-23 Richard Biener <rguenther@suse.de>
8486 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
8487 virtual definition to virtual use if the call devirtualizes
8488 to a const or pure function.
8489 (visit_use): Also visit calls we can devirtualize to a
8490 const or pure function.
8492 2016-09-23 Richard Biener <rguenther@suse.de>
8494 PR tree-optimization/77697
8495 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
8496 signal error if we have sth ternary or unhandled.
8498 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8500 * config/arm/arm_neon.h (vabd_f16): New.
8534 (vcvt_f16_s16): New.
8535 (vcvt_f16_u16): New.
8536 (vcvt_s16_f16): New.
8537 (vcvt_u16_f16): New.
8538 (vcvtq_f16_s16): New.
8539 (vcvtq_f16_u16): New.
8540 (vcvtq_s16_f16): New.
8541 (vcvtq_u16_f16): New.
8542 (vcvta_s16_f16): New.
8543 (vcvta_u16_f16): New.
8544 (vcvtaq_s16_f16): New.
8545 (vcvtaq_u16_f16): New.
8546 (vcvtm_s16_f16): New.
8547 (vcvtm_u16_f16): New.
8548 (vcvtmq_s16_f16): New.
8549 (vcvtmq_u16_f16): New.
8550 (vcvtn_s16_f16): New.
8551 (vcvtn_u16_f16): New.
8552 (vcvtnq_s16_f16): New.
8553 (vcvtnq_u16_f16): New.
8554 (vcvtp_s16_f16): New.
8555 (vcvtp_u16_f16): New.
8556 (vcvtpq_s16_f16): New.
8557 (vcvtpq_u16_f16): New.
8558 (vcvt_n_f16_s16): New.
8559 (vcvt_n_f16_u16): New.
8560 (vcvtq_n_f16_s16): New.
8561 (vcvtq_n_f16_u16): New.
8562 (vcvt_n_s16_f16): New.
8563 (vcvt_n_u16_f16): New.
8564 (vcvtq_n_s16_f16): New.
8565 (vcvtq_n_u16_f16): New.
8579 (vmul_lane_f16): New.
8582 (vmulq_lane_f16): New.
8604 (vrsqrteq_f16): New.
8608 (vrsqrtsq_f16): New.
8612 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8614 * config.gcc (extra_headers): Add arm_fp16.h
8615 * config/arm/arm_fp16.h: New.
8616 * config/arm/arm_neon.h: Include "arm_fp16.h".
8618 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8620 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
8622 (vmulf): New (v8hf, v4hf variants).
8623 (vfma): New (v8hf, v4hf variants).
8624 (vfms): New (v8hf, v4hf variants).
8625 (vsub): New (v8hf, v4hf variants).
8626 (vcage): New (v8hf, v4hf variants).
8627 (vcagt): New (v8hf, v4hf variants).
8628 (vcale): New (v8hf, v4hf variants).
8629 (vcalt): New (v8hf, v4hf variants).
8630 (vceq): New (v8hf, v4hf variants).
8631 (vcgt): New (v8hf, v4hf variants).
8632 (vcge): New (v8hf, v4hf variants).
8633 (vcle): New (v8hf, v4hf variants).
8634 (vclt): New (v8hf, v4hf variants).
8635 (vceqz): New (v8hf, v4hf variants).
8636 (vcgez): New (v8hf, v4hf variants).
8637 (vcgtz): New (v8hf, v4hf variants).
8638 (vcltz): New (v8hf, v4hf variants).
8639 (vclez): New (v8hf, v4hf variants).
8640 (vabd): New (v8hf, v4hf variants).
8641 (vmaxf): New (v8hf, v4hf variants).
8642 (vmaxnm): New (v8hf, v4hf variants).
8643 (vminf): New (v8hf, v4hf variants).
8644 (vminnm): New (v8hf, v4hf variants).
8645 (vpmaxf): New (v4hf variant).
8646 (vpminf): New (v4hf variant).
8647 (vpadd): New (v4hf variant).
8648 (vrecps): New (v8hf, v4hf variants).
8649 (vrsqrts): New (v8hf, v4hf variants).
8650 (vabs): New (v8hf, v4hf variants).
8651 (vneg): New (v8hf, v4hf variants).
8652 (vrecpe): New (v8hf, v4hf variants).
8653 (vrnd): New (v8hf, v4hf variants).
8654 (vrnda): New (v8hf, v4hf variants).
8655 (vrndm): New (v8hf, v4hf variants).
8656 (vrndn): New (v8hf, v4hf variants).
8657 (vrndp): New (v8hf, v4hf variants).
8658 (vrndx): New (v8hf, v4hf variants).
8659 (vrsqrte): New (v8hf, v4hf variants).
8660 (vmul_lane): Add v4hf and v8hf variants.
8661 (vmul_n): Add v4hf and v8hf variants.
8662 (vext): New (v8hf, v4hf variants).
8663 (vcvts): New (v8hi, v4hi variants).
8664 (vcvts): New (v8hf, v4hf variants).
8665 (vcvtu): New (v8hi, v4hi variants).
8666 (vcvtu): New (v8hf, v4hf variants).
8667 (vcvts_n): New (v8hf, v4hf variants).
8668 (vcvtu_n): New (v8hi, v4hi variants).
8669 (vcvts_n): New (v8hi, v4hi variants).
8670 (vcvtu_n): New (v8hf, v4hf variants).
8671 (vbsl): New (v8hf, v4hf variants).
8672 (vcvtas): New (v8hf, v4hf variants).
8673 (vcvtau): New (v8hf, v4hf variants).
8674 (vcvtms): New (v8hf, v4hf variants).
8675 (vcvtmu): New (v8hf, v4hf variants).
8676 (vcvtns): New (v8hf, v4hf variants).
8677 (vcvtnu): New (v8hf, v4hf variants).
8678 (vcvtps): New (v8hf, v4hf variants).
8679 (vcvtpu): New (v8hf, v4hf variants).
8681 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8683 * config/arm/arm-builtins.c (hf_UP): New.
8685 (vfp_builtin_data): New. Update comment.
8686 (enum arm_builtins): Include "arm_vfp_builtins.def".
8687 (ARM_BUILTIN_VFP_PATTERN_START): New.
8688 (arm_init_vfp_builtins): New.
8689 (arm_init_builtins): Add arm_init_vfp_builtins.
8690 (arm_expand_vfp_builtin): New.
8691 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
8693 * config/arm/arm_vfp_builtins.def: New file.
8694 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
8695 (arm-builtins.o): Likewise.
8697 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
8700 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
8701 from constant while creating value range.
8703 2016-09-23 Renlin Li <renlin.li@arm.com>
8705 * ira.c (ira): Move ira_use_lra_p initialization code to ...
8706 (ira_init_once): Here.
8708 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
8709 Jakub Jelinek <jakub@redhat.com>
8711 * hooks.h (hook_uint_uintp_false): Rename to...
8712 (hook_bool_uint_uintp_false): ... this.
8713 * hooks.c (hook_uint_uintp_false): Rename to...
8714 (hook_bool_uint_uintp_false): ... this.
8715 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
8716 instead of hook_uint_uintp_false.
8718 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8720 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
8721 (arm_init_builtins): Move body of a loop to the standalone
8722 function arm_init_neon_builtin.
8723 (arm_expand_neon_builtin_1): New. Update comment. Function body
8724 moved from arm_neon_builtin with some white-space fixes.
8725 (arm_expand_neon_builtin): Move code into the standalone function
8726 arm_expand_neon_builtin_1.
8728 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8730 * config/arm/iterators.md (VCVTHI): New.
8731 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
8735 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
8736 (V_HALF): Add V4HF. Fix white-space.
8737 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
8738 (V_s_elem): Likewise.
8739 (V_sz_elem): Fix white-space.
8740 (V_elem_ch): Likewise.
8742 (scalar_mul_constraint): Add V8HF and V4HF.
8743 (Is_float_mode): Fix white-space.
8744 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
8745 (q): Add HF. Fix white-space.
8748 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
8749 (neon_vfm_lane_as): New.
8750 * config/arm/neon.md (add<mode>3_fp16): New.
8751 (sub<mode>3_fp16): New.
8752 (mul<mode>3add<mode>_neon): New.
8753 (fma<VH:mode>4_intrinsic): New.
8754 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
8755 (fmsub<VH:mode>4_intrinsic): New.
8756 (<absneg_str><mode>2): New.
8757 (neon_v<absneg_str><mode>): New.
8758 (neon_v<fp16_rnd_str><mode>): New.
8759 (neon_vrsqrte<mode>): New.
8760 (neon_vpaddv4hf): New.
8761 (neon_vadd<mode>): New.
8762 (neon_vsub<mode>): New.
8763 (neon_vmulf<mode>): New.
8764 (neon_vfma<VH:mode>): New.
8765 (neon_vfms<VH:mode>): New.
8766 (neon_vc<cmp_op><mode>): New.
8767 (neon_vc<cmp_op><mode>_fp16insn): New
8768 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
8769 (neon_vca<cmp_op><mode>): New.
8770 (neon_vca<cmp_op><mode>_fp16insn): New.
8771 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
8772 (neon_vc<cmp_op>z<mode>): New.
8773 (neon_vabd<mode>): New.
8774 (neon_v<maxmin>f<mode>): New.
8775 (neon_vp<maxmin>fv4hf: New.
8776 (neon_<fmaxmin_op><mode>): New.
8777 (neon_vrecps<mode>): New.
8778 (neon_vrsqrts<mode>): New.
8779 (neon_vrecpe<mode>): New (VH variant).
8780 (neon_vdup_lane<mode>_internal): New.
8781 (neon_vdup_lane<mode>): New.
8782 (neon_vcvt<sup><mode>): New (VCVTHI variant).
8783 (neon_vcvt<sup><mode>): New (VH variant).
8784 (neon_vcvt<sup>_n<mode>): New (VH variant).
8785 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
8786 (neon_vcvt<vcvth_op><sup><mode>): New.
8787 (neon_vmul_lane<mode>): New.
8788 (neon_vmul_n<mode>): New.
8789 * config/arm/unspecs.md (UNSPEC_VCALE): New
8790 (UNSPEC_VCALT): New.
8791 (UNSPEC_VFMA_LANE): New.
8792 (UNSPECS_VFMS_LANE): New.
8794 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8796 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
8797 ("*extzv<mode><clobbercc_or_nocc>"):
8798 Correct a typo in a comment.
8800 ("*insv<mode>_zEC12", "*insv<mode>_z10")
8801 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
8802 ("*insv<mode>_zEC12_appendbitsleft")
8803 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
8804 ("*insv<mode>_z10_appendbitsleft"): Ditto.
8805 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
8806 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
8807 Provide pattern with operands switched.
8808 ("*pre_z10_extv<mode>"):
8809 Use new subst patterns.
8810 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
8811 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
8812 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
8813 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
8814 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
8815 ("*<risbg_n>_sidi_ior_and_lshiftrt")
8816 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
8818 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
8819 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
8820 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
8822 ("SINT"): New mode_iterator with SI, HI, QI.
8823 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
8824 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
8827 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8829 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
8830 new interface of s390_contiguous_bitmask_p.
8831 ("contiguous_bitmask_nowrap_operand"): New predicate.
8832 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
8833 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
8834 of s390_contiguous_bitmask_p.
8835 ("NxxDw"): Rename NxxDq constraint to NxxDw.
8836 ("NxxSw"): New constraint.
8837 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
8838 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
8840 (s390_contiguous_bitmask_nowrap_p): Export.
8841 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
8842 former s390_contiguous_bitmask_p.
8843 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
8844 detect contiguous bit ranges with wraparound. Change signature to
8845 return START and END position instead of POS and LENGTH.
8846 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
8847 ranges with wraparound.
8848 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
8849 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
8850 Adapt to new signature of s390_contiguous_bitmask_p.
8852 2016-09-23 Bin Cheng <bin.cheng@arm.com>
8854 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
8855 (create_intersect_range_checks): New.
8856 (vect_create_cond_for_alias_checks): Call above function.
8858 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8860 * config/arm/iterators.md (Code iterators): Fix some white-space
8864 (FCVT): Moved from vfp.md.
8865 (VCVT_HF_US_N): New.
8866 (VCVT_SI_US_N): New.
8871 (FCVTI32typename): Moved from vfp.md.
8872 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
8873 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
8874 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
8875 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
8876 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
8878 (fp16_rnd_str): New.
8879 (fp16_rnd_insn): New.
8880 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
8881 (UNSPEC_VCVT_HF_U_N): New.
8882 (UNSPEC_VCVT_SI_S_N): New.
8883 (UNSPEC_VCVT_SI_U_N): New.
8884 (UNSPEC_VCVTH_S): New.
8885 (UNSPEC_VCVTH_U): New.
8886 (UNSPEC_VCVTA_S): New.
8887 (UNSPEC_VCVTA_U): New.
8888 (UNSPEC_VCVTM_S): New.
8889 (UNSPEC_VCVTM_U): New.
8890 (UNSPEC_VCVTN_S): New.
8891 (UNSPEC_VCVTN_U): New.
8892 (UNSPEC_VCVTP_S): New.
8893 (UNSPEC_VCVTP_U): New.
8894 (UNSPEC_VCVTP_S): New.
8895 (UNSPEC_VCVTP_U): New.
8897 (UNSPEC_VRNDA): New.
8898 (UNSPEC_VRNDI): New.
8899 (UNSPEC_VRNDM): New.
8900 (UNSPEC_VRNDN): New.
8901 (UNSPEC_VRNDP): New.
8902 (UNSPEC_VRNDX): New.
8903 * config/arm/vfp.md (<absneg_str>hf2): New.
8905 (neon_v<fp16_rnd_str>hf): New.
8906 (neon_vrndihf): New.
8911 (*mulsf3neghf_vfp): New.
8912 (*negmulhf3_vfp): New.
8913 (*mulsf3addhf_vfp): New.
8914 (*mulhf3subhf_vfp): New.
8915 (*mulhf3neghfaddhf_vfp): New.
8916 (*mulhf3neghfsubhf_vfp): New.
8919 (fmsubhf4_fp16): New.
8923 (neon_vsqrthf): New.
8924 (neon_vrsqrtshf): New.
8925 (FCVT): Move to iterators.md.
8926 (FCVTI32typename): Likewise.
8927 (neon_vcvth<sup>hf): New.
8928 (neon_vcvth<sup>si): New.
8929 (neon_vcvth<sup>_nhf_unspec): New.
8930 (neon_vcvth<sup>_nhf): New.
8931 (neon_vcvth<sup>_nsi_unspec): New.
8932 (neon_vcvth<sup>_nsi): New.
8933 (neon_vcvt<vcvth_op>h<sup>si): New.
8934 (neon_<fmaxmin_op>hf): New.
8936 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8938 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
8939 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
8940 ("*insv<mode>_zEC12_appendbitsleft")
8941 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
8942 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
8944 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8946 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
8947 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
8948 construct values without normalization.
8949 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
8950 static local lhs_ops to vNULL.
8952 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8953 Jiong Wang <jiong.wang@arm.com>
8955 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
8956 available when FP16 instructions are available.
8957 (output_move_vfp): Add support for 16-bit data moves.
8958 (arm_validize_comparison): Fix some white-space. Support HFmode
8959 by conversion to SFmode.
8960 * config/arm/arm.md (truncdfhf2): Fix a comment.
8961 (extendhfdf2): Likewise.
8963 (movsicc): Fix some white-space.
8965 (movsfcc): Fix some white-space.
8967 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
8968 instructions are available.
8969 (*thumb2_movhi_vfp): Likewise.
8970 (*arm_movhi_fp16): New.
8971 (*thumb2_movhi_fp16): New.
8972 (*movhf_vfp_fp16): New.
8973 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
8974 (*movhf_vfp): Likewise.
8975 (extendhfsf2): Enable when VFP FP16 instructions are available.
8976 (truncsfhf2): Enable when VFP FP16 instructions are available.
8978 2016-09-23 Martin Liska <mliska@suse.cz>
8980 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
8982 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8984 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
8986 (arm_evpc_neon_vtrn): Likewise.
8987 (arm_evpc_neon_vrev): Likewise.
8988 (arm_evpc_neon_vext): Likewise.
8989 * config/arm/arm_neon.h (vbsl_f16): New.
8993 (vdup_lane_f16): New.
8994 (vdupq_lane_f16): New.
9007 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9008 (vdup_lane): New (v8hf, v4hf variants).
9009 (vext): New (v8hf, v4hf variants).
9010 (vbsl): New (v8hf, v4hf variants).
9011 * config/arm/iterators.md (VDQWH): New.
9013 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9014 (Scalar_mul_8_16): Fix white-space.
9015 (Is_d_reg): Add V4HF and V8HF.
9016 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9017 (neon_vdup_lane<mode>): New.
9018 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9019 (*neon_vtrn<mode>_insn): Likewise.
9020 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9021 (*neon_vzip<mode>_insn): Likewise
9022 (neon_vuzp<mode>_internal): Likewise.
9023 (*neon_vuzp<mode>_insn): Likewise
9024 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9026 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9027 Matthew Wahab <matthew.wahab@arm.com>
9029 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9030 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9031 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9032 available. Also fix some white-space.
9033 * config/arm/vfp.md (*arm_movhi_vfp): New.
9034 (*thumb2_movhi_vfp): New.
9036 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9038 * config/arm/arm-c.c (arm_cpu_builtins): Define
9039 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9040 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9042 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9044 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9045 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9046 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9047 arm_v8_2a_fp16_neon_hw.
9048 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9051 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9053 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9054 arm_fp16_alternative_ok and arm_fp16_none_ok.
9056 2016-09-23 Martin Liska <mliska@suse.cz>
9058 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9060 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9062 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9064 ("armv8.2-a+fp16"): New.
9065 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9066 (FL2_FP16INST): New.
9067 (FL2_FOR_ARCH8_2A): New.
9068 * config/arm/arm-tables.opt: Regenerate.
9069 * config/arm/arm.c (arm_arch8_2): New.
9070 (arm_fp16_inst): New.
9071 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9072 for incompatible fp16-format settings.
9073 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9074 (TARGET_NEON_FP16INST): New.
9075 (arm_arch8_2): Declare.
9076 (arm_fp16_inst): Declare.
9077 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9078 march=armv8.2-a and march=armv8.2-a+fp16.
9079 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9081 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9082 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9084 2016-09-23 Martin Liska <mliska@suse.cz>
9086 * doc/extend.texi: Remove fused-madd from i386 target options.
9088 2016-09-23 Martin Liska <mliska@suse.cz>
9090 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9093 2016-09-23 Martin Liska <mliska@suse.cz>
9095 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9098 2016-09-23 Martin Liska <mliska@suse.cz>
9101 * config/i386/i386.c (ix86_option_override_internal): Change
9102 signature and return false when there's an error related to
9104 (release_options_strings): New function.
9105 (ix86_valid_target_attribute_tree): Call the function.
9107 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9109 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9110 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9111 (gen_hsa_ctor_assignment): Likewise.
9112 * print-tree.c (print_node): Likewise.
9113 * tree-dump.c (dequeue_and_dump): Likewise.
9114 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9115 * expr.c (store_constructor): Likewise.
9116 * fold-const.c (operand_equal_p): Likewise.
9117 * tree-pretty-print.c (dump_generic_node): Likewise.
9118 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9119 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9121 2016-09-23 Richard Biener <rguenther@suse.de>
9123 * hooks.h (hook_uint_uintp_false): Declare.
9125 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9127 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9128 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9130 2016-09-22 Martin Sebor <msebor@redhat.com>
9133 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9134 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9135 (target_int_min): Correct computation.
9136 (format_integer): Use long long as the argument for the ll length
9138 (format_floating): Use target_int_max().
9139 (get_string_length): Same.
9140 (format_string): Avoid setting the bounded flag for strings
9142 (try_substitute_return_value): Avoid setting range info when
9143 the result isn't bounded.
9144 * varasm.c (assemble_name): Increase buffer size.
9146 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
9147 Terry Guo <terry.guo@arm.com>
9149 * target.def (elf_flags_numeric): New target hook.
9150 * targhooks.h (default_asm_elf_flags_numeric): New.
9151 * varasm.c (default_asm_elf_flags_numeric): New.
9152 (default_elf_asm_named_section): Use new target hook.
9153 * config/arm/arm.opt (mpure-code): New.
9154 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
9155 * config/arm/arm.c (arm_asm_init_sections): Add section
9156 attribute to default text section if -mpure-code.
9157 (arm_option_check_internal): Diagnose use of option with
9158 non supported targets and/or options.
9159 (arm_asm_elf_flags_numeric): New.
9160 (arm_function_section): New.
9161 (arm_elf_section_type_flags): New.
9162 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9164 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9165 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9167 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9169 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9171 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9173 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9174 * rtl.h: Adjust prototype.
9176 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9178 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9179 (prev_active_insn): Likewise.
9180 (active_insn_p): Likewise.
9181 * rtl.h: Adjust prototypes.
9182 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9183 * config/arc/arc.md: Likewise.
9184 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9185 (branch_needs_nop_p): Likewise.
9186 (use_skip_p): Likewise.
9187 * config/sh/sh.c (gen_block_redirect): Likewise.
9188 (split_branches): Likewise.
9189 * reorg.c (optimize_skip): Likewise.
9190 (fill_simple_delay_slots): Likewise.
9191 (fill_slots_from_thread): Likewise.
9192 (relax_delay_slots): Likewise.
9193 * resource.c (mark_target_live_regs): Likewise.
9195 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9197 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9199 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9200 (prev_nonnote_nondebug_insn): Likewise.
9201 * config/cris/cris-protos.h: Adjust prototype.
9203 * jump.c (rtx_renumbered_equal_p): Adjust.
9205 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9207 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9208 * rtl.h: Adjust prototype.
9209 * config/sh/sh.md: Adjust.
9210 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9212 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9214 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9215 (prev_nondebug_insn): Likewise.
9216 * loop-doloop.c (doloop_condition_get): Likewise.
9217 * rtl.h: Adjust prototype.
9218 * cfgloop.h: Likewise.
9220 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9222 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9223 (prev_nonnote_insn): Likewise.
9224 * jump.c (reversed_comparison_code_parts): Likewise.
9225 (reversed_comparison): Likewise.
9226 * rtl.h: Adjust prototypes.
9227 * config/arc/arc.md: Adjust.
9228 * cse.c (find_comparison_args): Likewise.
9229 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9230 (fix_reg_dead_note): Change argument type to rtx_insn *.
9231 (delete_prior_computation): Likewise.
9232 (delete_computation): Likewise.
9233 (fill_slots_from_thread): Adjust.
9234 (relax_delay_slots): Likewise.
9235 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9236 (simplify_relational_operation_1): Likewise.
9237 (simplify_ternary_operation): Likewise.
9239 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9241 * config/arc/arc-protos.h (arc_label_align): Change type of
9242 variables from rtx to rtx_insn *.
9243 * config/arc/arc.c (arc_label_align): Likewise.
9244 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9245 * config/bfin/bfin.c (workaround_speculation): Likewise.
9246 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9247 (find_last_same_clock): Likewise.
9248 (reorg_split_calls): Likewise.
9249 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9250 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9251 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9252 (same_cmp_following_p): Likewise.
9253 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9254 (same_cmp_following_p): Likwise.
9255 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9256 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9257 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9258 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9259 (rl78_alloc_physical_registers_cmp): Likewise.
9260 (rl78_alloc_physical_registers_umul): Likewise.
9261 (rl78_calculate_death_notes): Likewise.
9262 * config/s390/s390-protos.h (s390_label_align): Likewise.
9263 * config/s390/s390.c (s390_label_align): Likewise.
9264 * config/sh/sh.c (barrier_align): Likewise.
9265 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9266 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9267 (emit_cbcond_nop): Likewise.
9269 2016-09-22 Martin Liska <mliska@suse.cz>
9272 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9273 alias address matters, not necessarily address of original.
9275 2016-09-22 Richard Biener <rguenther@suse.de>
9278 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9281 2016-09-22 Richard Biener <rguenther@suse.de>
9284 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9285 from constant folding results.
9286 (gimple_resimplify2): Likewise.
9287 (gimple_resimplify3): Likewise.
9289 2016-09-22 Richard Biener <rguenther@suse.de>
9292 * expr.c (expand_expr_real_1): Guard array access against negative
9295 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9297 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9299 (format_floating): Likewise.
9301 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9304 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9305 for all IFN_GOMP_SIMD_* internal fns, not just for
9306 IFN_GOMP_SIMD_ORDERED_*.
9308 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9311 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9312 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9313 instructions when you want to invert the test.
9314 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9315 correct order for XXSEL.
9316 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9317 for using XSCMP{EQ,GT,GE}DP.
9319 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9321 * genconstants.c (main): Introduce noop_reader and convert call
9322 to read_md_files to a method call.
9323 * genenums.c (main): Likewise.
9324 * genmddeps.c (main): Likewise.
9325 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9326 rtx_reader_ptr->get_top_level_filename ().
9327 (write_tm_preds_h): Likewise.
9328 (write_insn_preds_c): Likewise.
9329 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9330 (rtx_handle_directive): Convert to...
9331 (gen_reader::handle_unknown_directive): ...this.
9332 (init_rtx_reader_args_cb): Convert return type from bool to
9333 rtx_reader *. Create a gen_reader instance, using it for the
9334 call to read_md_files. Return it if no errors occur.
9335 (init_rtx_reader_args): Convert return type from bool to
9337 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9338 (init_rtx_reader_args_cb): Likewise.
9339 * read-md.c (struct file_name_list): Move to class rtx_reader.
9340 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9341 (read_md_filename): Delete in favor of
9342 rtx_reader::m_read_md_filename.
9343 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9344 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9345 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9346 (first_dir_md_include): Delete in favor of
9347 rtx_reader::m_first_dir_md_include.
9348 (last_dir_md_include_ptr): Delete in favor of
9349 rtx_reader::m_last_dir_md_include_ptr.
9350 (max_include_len): Delete.
9351 (rtx_reader_ptr): New.
9352 (fatal_with_file_and_line): Use get_filename and get_lineno
9353 accessors of rtx_reader_ptr.
9354 (require_char_ws): Likewise.
9355 (rtx_reader::read_char): New method, based on ::read_char.
9356 (rtx_reader::unread_char): New method, based on ::unread_char.
9357 (read_escape): Use get_filename and get_lineno accessors of
9359 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9360 (read_string): Use get_filename and get_lineno accessors of
9362 (rtx_reader::rtx_reader): New ctor.
9363 (rtx_reader::~rtx_reader): New dtor.
9364 (handle_include): Convert from a function to...
9365 (rtx_reader::handle_include): ...this method, converting
9366 handle_directive from a callback to a virtual function.
9367 (handle_file): Likewise, converting to...
9368 (rtx_reader::handle_file): ...this method.
9369 (handle_toplevel_file): Likewise, converting to...
9370 (rtx_reader::handle_toplevel_file): ...this method.
9371 (rtx_reader::get_current_location): New method.
9372 (parse_include): Convert from a function to...
9373 (rtx_reader::add_include_path): ...this method, dropping redundant
9374 update to unused max_include_len.
9375 (read_md_files): Convert from a function to...
9376 (rtx_reader::read_md_files): ...this method, converting
9377 handle_directive from a callback to a virtual function.
9378 (noop_reader::handle_unknown_directive): New method.
9379 * read-md.h (directive_handler_t): Delete this typedef.
9381 (read_md_file): Delete.
9382 (read_md_lineno): Delete.
9383 (read_md_filename): Delete.
9384 (class rtx_reader): New class.
9385 (rtx_reader_ptr): New decl.
9386 (class noop_reader): New subclass of rtx_reader.
9387 (read_char): Reimplement in terms of rtx_reader::read_char.
9388 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9389 (read_md_files): Delete.
9390 * read-rtl.c (read_rtx_code): Update for deletion of globals
9391 read_md_filename and read_md_lineno.
9393 2016-09-21 Jason Merrill <jason@redhat.com>
9395 * input.h (from_macro_definition_at): New.
9397 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9399 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
9401 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9403 PR tree-optimization/77550
9404 * tree-vect-stmts.c (create_array_ref): Change parameters.
9405 (get_group_alias_ptr_type): New function.
9406 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
9408 2016-09-21 Marek Polacek <polacek@redhat.com>
9410 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9411 Add falls through comment.
9413 2016-09-21 Richard Biener <rguenther@suse.de>
9415 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
9416 (replace_child): Likewise.
9417 (remove_child_TAG): Adjust.
9418 (move_marked_base_types): Likewise.
9419 (prune_unused_types_prune): Clear die_sib of removed children.
9421 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
9424 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
9425 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
9427 2016-09-21 Richard Biener <rguenther@suse.de>
9429 PR tree-optimization/77648
9430 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
9432 (make_transitive_closure_constraints): Adjust comment.
9433 (make_any_offset_constraints): New function.
9434 (handle_rhs_call): Make sure to first expand a pointer to all
9435 subfields before transitively closing it.
9436 (handle_const_call): Likewise. Properly expand returned
9438 (handle_pure_call): Likewise.
9440 2016-09-21 Richard Biener <rguenther@suse.de>
9441 Jakub Jelinek <jakub@redhat.com>
9443 PR tree-optimization/77621
9444 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
9445 group at non-vectorizable stmts.
9447 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9449 PR tree-optimization/72835
9450 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
9451 (make_new_ssa_for_all_defs): Likewise.
9452 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
9454 2016-09-20 Martin Sebor <msebor@redhat.com>
9457 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
9458 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
9459 * config/linux.c (gnu_libc_printf_pointer_format): New function.
9460 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
9461 * config/sol2.c (solaris_printf_pointer_format): New function.
9462 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
9464 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
9465 * doc/tm.texi: Regenerate.
9466 * gimple-fold.h (get_range_strlen): New function.
9467 (get_maxval_strlen): Declare existing function.
9468 * gimple-fold.c (get_range_strlen): Add arguments and compute both
9469 maximum and minimum.
9470 (get_range_strlen): Define overload.
9471 (get_maxval_strlen): Adjust.
9472 * gimple-ssa-sprintf.c: New file and pass.
9473 * passes.def (pass_sprintf_length): Add new pass.
9474 * targhooks.h (default_printf_pointer_format): Declare new function.
9475 (gnu_libc_printf_pointer_format): Same.
9476 (solaris_libc_printf_pointer_format): Same.
9477 * targhooks.c (default_printf_pointer_format): Define new function.
9478 * tree-pass.h (make_pass_sprintf_length): Declare new function.
9479 * print-tree.c: Increase buffer size.
9481 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9483 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
9485 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9487 * common.opt: New option -fipa-vrp.
9488 * ipa-cp.c (ipa_get_vr_lat): New.
9489 (ipcp_vr_lattice::print): Likewise.
9490 (print_all_lattices): Call ipcp_vr_lattice::print.
9491 (ipcp_vr_lattice::meet_with): New.
9492 (ipcp_vr_lattice::meet_with_1): Likewise.
9493 (ipcp_vr_lattice::top_p): Likewise.
9494 (ipcp_vr_lattice::bottom_p): Likewsie.
9495 (ipcp_vr_lattice::set_to_bottom): Likewise.
9496 (set_all_contains_variable): Call VR set_to_bottom.
9497 (initialize_node_lattices): Init VR lattices.
9498 (propagate_vr_accross_jump_function): New.
9499 (propagate_constants_accross_call): Call
9500 propagate_vr_accross_jump_function.
9501 (ipcp_store_vr_results): New.
9502 (ipcp_driver): Handle VR.
9503 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
9504 (ipa_set_jf_unknown): Likewise.
9505 (ipa_compute_jump_functions_for_edge): Likewise.
9506 (ipa_node_params_t::duplicate): Likewise.
9507 (ipa_write_jump_function): Likewise.
9508 (ipa_read_jump_function): Likewise.
9509 (write_ipcp_transformation_info): Likewise.
9510 (read_ipcp_transformation_info): Likewise.
9511 (ipcp_update_vr): New.
9512 (ipcp_transform_function): Handle VR.
9513 * ipa-prop.h (struct ipa_vr): New.
9514 * cgraph.c: Include tree-vrp.h.
9515 * cgraphunit.c: Likewise.
9516 * ipa-utils.c: Likewise.
9519 * toplev.c: Likewise.
9520 * ipa-devirt.c: Likewise.
9521 * ipa-inline-transform.c: Likewise.
9522 * ipa-inline.c: Likewise.
9523 * ipa-profile.c: Likewise.
9525 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9527 * doc/invoke.texi: Document -fdump-tree-evrp.
9528 * passes.def: Define new pass_early_vrp.
9529 * timevar.def: Define new TV_TREE_EARLY_VRP.
9530 * tree-pass.h (make_pass_early_vrp): New.
9531 * tree-ssa-propagate.c: Make replace_uses_in non static.
9532 * tree-ssa-propagate.h: Export replace_uses_in.
9533 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
9534 (extract_range_from_assert): Factor out
9535 extract_range_for_var_from_comparison_expr.
9536 (vrp_initialize_lattice): New.
9537 (vrp_initialize): Factor out vrp_initialize_lattice.
9538 (vrp_valueize): Fix it to reject complex value ranges.
9539 (vrp_free_lattice): New.
9540 (evrp_dom_walker::before_dom_children): Likewise.
9541 (evrp_dom_walker::after_dom_children): Likewise.
9542 (evrp_dom_walker::push_value_range): Likewise.
9543 (evrp_dom_walker::pop_value_range): Likewise.
9544 (execute_early_vrp): Likewise.
9545 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
9546 (make_pass_early_vrp): New.
9548 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9550 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
9551 instead of exact_log2.
9553 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9556 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
9557 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
9558 (ix86_add_stmt_cost): Penalize DFmode vector operations
9559 for !TARGET_VECTORIZE_DOUBLE.
9561 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
9563 * doc/invoke.texi (Warning Options): Simplify language.
9564 (Optimize Options): Complete sentence.
9566 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
9568 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
9571 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
9574 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
9575 inits on power8 and above, use the VMRGEW instruction instead of a
9578 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
9579 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
9582 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9584 * config/aarch64/arm_neon.h
9585 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
9586 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
9587 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
9589 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
9591 * config/var/vax.h (ELIMINABLE_REGS): Define.
9592 (INITIAL_ELIMINATION_OFFSET): Define.
9594 2016-09-20 Jakub Jelinek <jakub@redhat.com>
9597 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
9598 cast to void * if the cast is from some other pointer type.
9600 2016-09-20 Richard Biener <rguenther@suse.de>
9602 PR tree-optimization/77646
9603 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
9606 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9608 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
9609 attributes to all inlined functions and make them extern.
9611 2016-09-20 Richard Biener <rguenther@suse.de>
9613 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
9615 * debug.c (do_nothing_debug_hooks): Adjust.
9616 * dbxout.c (dbx_debug_hooks): Likewise.
9617 * sdbout.c (sdb_debug_hooks): Likewise.
9618 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
9619 (dwarf2out_finish): Move producer, filename and
9621 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
9622 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
9624 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
9627 * doc/invoke.texi: Document -Wint-in-bool-context.
9630 * dwarf2out.c (output_loc_operands): Fix an assertion.
9632 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9634 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
9635 (CR_DECIMAL_DIG): New macro.
9637 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9639 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
9642 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
9644 PR rtl-optimization/77416
9645 * lra-remat.c (operand_to_remat): Process hard coded insn
9648 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9650 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
9651 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
9653 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
9655 * target.def (lra_p): Wordsmithing.
9656 * doc/tm.texi: Regenerate.
9658 2016-09-19 Jakub Jelinek <jakub@redhat.com>
9659 Jan Hubicka <jh@suse.cz>
9662 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
9663 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
9664 Call ultimate_alias_target just once, not up to 4 times.
9666 2016-09-19 Richard Biener <rguenther@suse.de>
9668 * dwarf2out.c (early_dwarf_finished): New global.
9669 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
9671 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
9672 if called from LTO exit early.
9673 (dwarf2out_late_global_decl): When being during the early
9674 debug phase do not add locations but only const value attributes.
9675 Adjust the way we generate early DIEs for LTO.
9677 2016-09-19 Richard Biener <rguenther@suse.de>
9680 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
9681 proper niter to bound the loops.
9683 2016-09-19 Richard Biener <rguenther@suse.de>
9685 PR tree-optimization/77514
9686 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
9687 search for folded stmt.
9689 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
9691 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
9692 * tree-pass.h (make_pass_early_thread_jumps): Declare.
9693 * tree-ssa-threadbackward.c (fsm_find_thread_path,
9694 fsm_find_thread_path, profitable_jump_thread_path,
9695 fsm_find_control_statement_thread_paths,
9696 find_jump_threads_backwards): Add speed_p parameter.
9697 (pass_data_early_thread_jumps): New pass.
9698 (make_pass_early_thread_jumps): New function.
9700 2016-09-17 Andreas Schwab <schwab@suse.de>
9702 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
9703 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9705 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
9707 * recog.c (rest_of_handle_split_after_reload): Delete.
9708 (pass_split_after_reload::gate): New method.
9709 (pass_split_after_reload::execute): Call split_all_insns directly.
9711 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
9713 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
9714 parameters for functions taking long long arguments.
9716 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9719 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
9720 splat with truncate.
9722 2016-09-16 Jason Merrill <jason@redhat.com>
9724 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
9726 * hwint.c (exact_log2): Use pow2p_hwi.
9727 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
9728 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
9729 * builtins.c (get_object_alignment_2, get_object_alignment)
9730 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
9732 * calls.c (compute_argument_addresses, store_one_arg): Use
9734 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
9735 * combine.c (force_to_mode): Use least_bit_hwi.
9736 (contains_muldiv, find_split_point, combine_simplify_rtx)
9737 (simplify_if_then_else, simplify_set, force_to_mode)
9738 (if_then_else_cond, simplify_and_const_int_1)
9739 (simplify_compare_const): Use pow2p_hwi.
9740 * cse.c (fold_rtx): Use pow2p_hwi.
9741 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
9743 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
9744 (init_expmed_one_conv): Use pow2p_hwi.
9745 * expr.c (is_aligning_offset): Use pow2p_hwi.
9746 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
9747 (fold_binary_loc): Use pow2p_hwi.
9748 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
9749 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
9750 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
9751 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
9753 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
9754 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
9755 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
9756 * omp-low.c (oacc_loop_fixed_partitions)
9757 (oacc_loop_auto_partitions): Use least_bit_hwi.
9758 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
9759 * stor-layout.c (place_field): Use least_bit_hwi.
9760 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
9761 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
9762 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
9763 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
9764 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
9765 * tree-vect-data-refs.c (vect_analyze_group_access_1)
9766 (vect_grouped_store_supported, vect_grouped_load_supported)
9767 (vect_permute_load_chain, vect_shift_permute_load_chain)
9768 (vect_transform_grouped_load): Use pow2p_hwi.
9769 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
9770 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
9771 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
9773 * tsan.c (instrument_expr): Use least_bit_hwi.
9774 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
9776 2016-09-16 Andreas Schwab <schwab@suse.de>
9778 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
9780 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9782 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9785 * combine.c (rest_of_handle_combine): If any edges have been purged,
9786 free dominators if available.
9788 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9789 Eric Botcazou <ebotcazou@adacore.com>
9792 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
9793 through into expand_addsub_overflow after expand_neg_overflow.
9795 2016-09-15 David Malcolm <dmalcolm@redhat.com>
9797 * diagnostic-show-locus.c
9798 (selftest::test_fixit_insert_containing_newline): New function.
9799 (selftest::test_fixit_replace_containing_newline): New function.
9800 (selftest::diagnostic_show_locus_c_tests): Call the above.
9802 2016-09-15 Bin Cheng <bin.cheng@arm.com>
9804 PR tree-optimization/77503
9805 * tree-vect-loop.c (vectorizable_reduction): Record reduction
9806 code for CONST_COND_REDUCTION at analysis stage and use it at
9808 * tree-vectorizer.h (struct _stmt_vec_info): New field.
9809 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
9810 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
9813 2016-09-15 Richard Biener <rguenther@suse.de>
9816 * fold-const.c (split_tree): Do not split constant ~X.
9818 2016-09-15 Jakub Jelinek <jakub@redhat.com>
9820 PR rtl-optimization/77425
9821 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
9825 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
9826 use %qs instead of %s where desirable, use argument instead of arg in
9827 the diagnostic wording, add list of supported strategies and
9829 (ix86_option_override_internal): Emit target("m...") instead of
9830 option("m...") in the diagnostic. Use %qs instead of %s in invalid
9831 -march/-mtune option diagnostic. Add list of supported arches/tunings
9832 and spellcheck hint. Remove prefix, suffix and sw variables, use
9833 main_args_p ? "..." : "..." in diagnostics to make translation
9836 2016-09-15 Richard Biener <rguenther@suse.de>
9838 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
9839 extra offset argument.
9840 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
9841 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
9842 to reflect new offset parameter.
9843 * doc/tm.texi: Regenerate.
9844 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
9845 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
9847 (darwin_asm_output_dwarf_offset): Likewise.
9848 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
9850 (darwin_asm_output_dwarf_offset): Pass offset argument through.
9851 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
9852 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9854 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
9857 * ipa-icf.c (set_alias_uids): New function.
9858 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
9859 all the merged variable's referring aliases.
9861 2016-09-15 Richard Biener <rguenther@suse.de>
9863 PR tree-optimization/77514
9864 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
9865 only forced_stmts sequence.
9867 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
9869 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
9870 * cfgexpand.c (update_alias_info_with_stack_vars): Use
9871 FOR_EACH_SSA_NAME to iterate over SSA variables.
9872 (pass_expand::execute): Likewise.
9873 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
9874 * tree-cfg.c (dump_function_to_file): Likewise.
9875 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
9876 (update_ssa): Likewise.
9877 * tree-ssa-alias.c (dump_alias_info): Likewise.
9878 * tree-ssa-ccp.c (ccp_finalize): Likewise.
9879 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
9880 (create_outofssa_var_map): Likewise.
9881 (coalesce_ssa_name): Likewise.
9882 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
9883 * tree-ssa-pre.c (compute_avail): Likewise.
9884 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
9885 (scc_vn_restore_ssa_info): Likewise.
9886 (free_scc_vn): Likwise.
9887 (run_scc_vn): Likewise.
9888 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
9889 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
9890 * tree-ssa-copy.c (fini_copy_prop): Likewise.
9891 * tree-ssa.c (verify_ssa): Likewise.
9893 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
9895 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
9896 and mips64r2 as default 32-bit and 64-bit architectures.
9897 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
9898 as default 32-bit and 64-bit architectures.
9900 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
9902 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
9905 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9907 * target.def (lra_p): Change commentary (for the manual) for the
9909 * doc/tm.texi: Regenerate.
9911 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9913 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
9914 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
9915 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
9916 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
9918 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9920 * targhooks.c (default_lra_p): Return true instead of false.
9922 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9924 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
9925 hook_bool_void_false.
9926 * config/avr/avr.c: Ditto.
9927 * config/bfin/bfin.c: Ditto.
9928 * config/c6x/c6x.c: Ditto.
9929 * config/cr16/cr16.c: Ditto.
9930 * config/cris/cris.c: Ditto.
9931 * config/epiphany/epiphany.c: Ditto.
9932 * config/fr30/fr30.c: Ditto.
9933 * config/frv/frv.c: Ditto.
9934 * config/h8300/h8300.c: Ditto.
9935 * config/ia64/ia64.c: Ditto.
9936 * config/iq2000/iq2000.c: Ditto.
9937 * config/lm32/lm32.c: Ditto.
9938 * config/m32c/m32c.c: Ditto.
9939 * config/m32r/m32r.c: Ditto.
9940 * config/m68k/m68k.c: Ditto.
9941 * config/mcore/mcore.c: Ditto.
9942 * config/microblaze/microblaze.c: Ditto.
9943 * config/mmix/mmix.c: Ditto.
9944 * config/mn10300/mn10300.c: Ditto.
9945 * config/moxie/moxie.c: Ditto.
9946 * config/msp430/msp430.c: Ditto.
9947 * config/nios2/nios2.c: Ditto.
9948 * config/nvptx/nvptx.c: Ditto.
9949 * config/pa/pa.c: Ditto.
9950 * config/pdp11/pdp11.c: Ditto.
9951 * config/rl78/rl78.c: Ditto.
9952 * config/sparc/sparc.c: Ditto.
9953 * config/spu/spu.c: Ditto.
9954 * config/stormy16/stormy16.c: Ditto.
9955 * config/tilegx/tilegx.c: Ditto.
9956 * config/tilepro/tilepro.c: Ditto.
9957 * config/v850/v850.c: Ditto.
9958 * config/vax/vax.c: Ditto.
9959 * config/visium/visium.c: Ditto.
9960 * config/xtensa/xtensa.c: Ditto.
9962 2016-09-14 Jakub Jelinek <jakub@redhat.com>
9965 * tsan.c: Include target.h.
9966 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
9967 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
9968 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
9969 BUILT_IN_ATOMIC_TEST_AND_SET entries.
9970 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
9972 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
9973 Martin Liska <mliska@suse.cz>
9976 * predict.c (force_edge_cold): Add braces to a condition.
9978 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9980 PR rtl-optimization/77289
9981 * lra-constraints.c (get_final_hard_regno): Removed.
9982 (get_hard_regno): Add new parameter final_p.
9983 (get_reg_class): Directly call lra_get_elimination_hard_regno.
9984 (operands_match_p): Adjust call to get_hard_regno.
9985 (uses_hard_regs_p): Likewise.
9986 (process_alt_operands): Likewise.
9988 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
9991 * config/msp430/msp430.c (msp430_start_function): Emit an error
9992 if a function is both weak and specifies an interrupt number.
9994 2016-09-13 Jakub Jelinek <jakub@redhat.com>
9996 PR tree-optimization/77454
9997 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
9998 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10001 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10003 * config/aarch64/aarch64-builtins.c
10004 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10006 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10008 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10009 SFmode and SCmode arguments by reference.
10011 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10013 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10015 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10016 for renaming of add_fixit_insert to add_fixit_insert_before.
10017 (selftest::test_one_liner_fixit_insert_after): New function.
10018 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10019 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10020 (selftest::test_one_liner_many_fixits): Likewise.
10021 (selftest::test_diagnostic_show_locus_one_liner): Update for
10022 renaming, call new test function.
10023 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10024 renaming of add_fixit_insert to add_fixit_insert_before.
10025 (selftest::test_fixit_consolidation): Likewise.
10026 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10028 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10029 (selftest::test_applying_fixits_insert_before): ...this.
10030 (selftest::test_applying_fixits_insert): Update for renaming of
10031 add_fixit_insert to add_fixit_insert_before.
10032 (selftest::test_applying_fixits_insert_after): New function.
10033 (selftest::test_applying_fixits_insert_after_at_line_end): New
10035 (selftest::test_applying_fixits_insert_after_failure): New function.
10036 (selftest::test_applying_fixits_multiple): Update for renaming of
10037 add_fixit_insert to add_fixit_insert_before.
10038 (selftest::change_line): Likewise.
10039 (selftest::test_applying_fixits_unreadable_file): Likewise.
10040 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10041 (selftest::test_applying_fixits_column_validation): Likewise.
10042 (selftest::test_applying_fixits_column_validation): Likewise.
10043 (selftest::edit_context_c_tests): Update for renamed test function;
10044 call new test functions.
10046 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10048 PR tree-optimization/77536
10049 PR rtl-optimization/68212
10050 * config/rs6000/rs6000.md (div->recip splitter): Remove
10051 optimize_insn_for_speed_p condition.
10053 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10055 * optabs.c (prepare_cmp_insn): Update documentation comment.
10057 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10058 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10060 PR middle-end/77475
10061 * opts.h (candidates_list_and_hint): Declare.
10062 * opts-common.c (candidates_list_and_hint): New function.
10063 (cmdline_handle_error): Use it.
10065 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10067 * edit-context.c (edited_line::get_len): New accessor.
10068 (edited_file::print_diff): Split out hunk-printing into...
10069 (edited_file::print_diff_hunk): New method.
10070 (edited_file::print_diff_line): New method.
10072 2016-09-12 Andrew Pinski <apinski@cavium.com>
10074 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10076 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10077 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10078 (aarch64_operands_ok_for_ldpstp): Return false if
10079 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10080 was SImode and the alignment is less than 8 byte.
10081 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10083 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10086 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10088 2016-09-12 Marek Polacek <polacek@redhat.com>
10090 * doc/extend.texi: Use lowercase "boolean".
10091 * doc/invoke.texi: Likewise.
10092 * doc/md.texi: Likewise.
10093 * target.def: Likewise.
10094 * doc/tm.texi: Regenerated.
10096 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10098 PR middle-end/77426
10099 * expmed.c (synth_mult): Delete duplicate mode check.
10101 2016-09-10 Tom de Vries <tom@codesourcery.com>
10104 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10106 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10107 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10109 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10111 PR rtl-optimization/77289
10112 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10113 register numbers. Remove support for subregs.
10114 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10115 (get_reg_class): Delete removed get_final_hard_regno() argument.
10116 (uses_hard_regs_p): Call get_final_hard_regno().
10118 2016-09-09 Martin Sebor <msebor@redhat.com>
10122 * pretty-print.c (pp_quoted_string): New function.
10123 (pp_format): Call it for %c and %s directives.
10125 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10127 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10128 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10129 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10130 * target.def (frame_pointer_required, can_eliminate): Likewise.
10131 * doc/tm.texi: Regenerated.
10132 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10134 * df-scan.c (df_hard_reg_init): Likewise.
10135 * ira.c (ira_setup_eliminable_regset): Likewise.
10136 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10137 init_elim_table): Likewise.
10138 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
10139 set_initial_elim_offsets, update_eliminables,
10140 init_elim_table): Likewise.
10141 * rtlanal.c (get_initial_register_offset): Likewise.
10142 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10143 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10144 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10145 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10146 * config/fr30/fr30.h: Fix comment.
10147 * config/frv/frv.c: Likewise.
10148 * config/frv/frv.h: Likewise.
10149 * config/ft32/ft32.h: Likewise.
10150 * config/visium/visium.h: Likewise.
10151 * config/pa/pa64-linux.h: Likewise.
10152 * config/v850/v850.h: Likewise.
10153 * config/cris/cris.c: Likewise.
10154 * config/ia64/ia64.h: Likewise.
10155 * config/moxie/moxie.h: Likewise.
10156 * config/m32r/m32r.h: Likewise.
10158 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10161 * config.in: Regenerate.
10162 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10164 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10165 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10166 static-libmpxwrappers case.
10167 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10168 MPX_LD_AS_NEEDED_GUARD_POP.
10169 * configure: Regenerate.
10170 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10171 defined if linker support "--push-state"/"--pop-state".
10173 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10175 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10177 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10179 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10180 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10181 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10182 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10183 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10184 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10185 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10187 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10188 width macros from TS 18661-1.
10189 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10191 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10194 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10195 OMP_CLAUSE_SAFELEN_EXPR.
10197 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10199 * Makefile.in (OBJS): Add substring-locations.o.
10200 * langhooks-def.h (class substring_loc): New forward decl.
10201 (lhd_get_substring_location): New decl.
10202 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10203 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10204 * langhooks.c (lhd_get_substring_location): New function.
10205 * langhooks.h (class substring_loc): New forward decl.
10206 (struct lang_hooks): Add field get_substring_location.
10207 * substring-locations.c: New file, taking definition of
10208 format_warning_va and format_warning_at_substring from
10209 c-family/c-format.c, making them non-static.
10210 * substring-locations.h (class substring_loc): Move class here
10211 from c-family/c-common.h. Add and rewrite comments.
10212 (format_warning_va): New decl.
10213 (format_warning_at_substring): New decl.
10214 (get_source_location_for_substring): Add comment.
10216 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10218 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10219 to avoid -Wnarrowing warning.
10220 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10221 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10223 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10225 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10226 Avoid use of base_offset if offset already in range.
10228 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10230 * config/sh/sh-protos.h (struct sh_atomic_model,
10231 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10232 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10233 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10234 * config/sh/sh.h (struct sh_atomic_model,
10235 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10236 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10237 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10238 Guard with __cplusplus.
10240 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10243 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10244 unsupported or unknown ISA, use expand_call.
10246 2016-09-06 Martin Liska <mliska@suse.cz>
10248 PR gcov-profile/77378
10249 PR gcov-profile/77466
10250 * tree-profile.c (tree_profiling): Detect whether target can use
10251 -fprofile-update=atomic.
10253 2016-09-06 Richard Biener <rguenther@suse.de>
10255 PR tree-optimization/77479
10256 * tree-vrp.c (update_value_range): Extend overflow handling to
10259 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10262 * config/i386/i386.md (isa): Add x64_avx512bw.
10263 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10264 (kmov_isa): New mode attr.
10265 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10266 (*zero_extend<mode>si2): Likewise.
10267 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10269 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10271 * doc/invoke.texi (SPU Options): nops -> NOPs.
10272 (x86 Options): Ditto.
10274 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10276 PR middle-end/77475
10277 * toplev.c (process_options): Temporarily set input_location
10278 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10280 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10282 PR rtl-optimization/77452
10283 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10284 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10286 2016-09-05 Marek Polacek <polacek@redhat.com>
10289 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10291 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10294 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10295 *insn_out == '*' test. Don't copy unnecessary to yet another
10296 memory buffer, and don't leak it.
10298 PR rtl-optimization/77425
10299 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10301 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10303 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10305 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10307 * common.opt (fdiagnostics-generate-patch): New option.
10308 * diagnostic.c: Include "edit-context.h".
10309 (diagnostic_initialize): Initialize context->edit_context_ptr.
10310 (diagnostic_finish): Delete context->edit_context_ptr.
10311 (diagnostic_report_diagnostic): Add fix-it hints from the
10312 diagnostic to context->edit_context_ptr, if any.
10313 * diagnostic.h (class edit_context): Add forward decl.
10314 (struct diagnostic_context): Add field "edit_context_ptr".
10315 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10316 -fdiagnostics-generate-patch.
10317 (-fdiagnostics-generate-patch): New item.
10318 * toplev.c: Include "edit-context.h".
10319 (process_options): Set global_dc->edit_context_ptr to a new
10320 edit_context if the options need one.
10321 (toplev::main): Handle -fdiagnostics-generate-patch by using
10322 global_dc->edit_context_ptr.
10324 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10327 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10328 map and firstprivate clauses on target construct for _Atomic
10330 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10331 on target construct for _Atomic qualified decls.
10332 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10334 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10335 _Atomic qualified arguments not mentioned in uniform clause.
10337 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10339 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10340 * diagnostic-color.c (color_dict): Add "diff-filename",
10341 "diff-hunk", "diff-delete", and "diff-insert".
10342 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10343 to reflect above changes.
10344 * doc/invoke.texi (-fdiagnostics-color): Update description of
10345 default GCC_COLORS, and of the supported capabilities.
10346 * edit-context.c: New file.
10347 * edit-context.h: New file.
10348 * input.c (struct fcache): Add field "missing_trailing_newline".
10349 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10351 (add_file_to_cache_tab): Likewise.
10352 (fcache::fcache): Likewise.
10353 (get_next_line): Update c->missing_trailing_newline.
10354 (location_missing_trailing_newline): New function.
10355 * input.h (location_missing_trailing_newline): New decl.
10356 * selftest-run-tests.c (selftest::run_tests): Call
10357 edit_context_c_tests.
10358 * selftest.h (edit_context_c_tests): New decl.
10360 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10361 Richard Biener <rguenth@suse.de>
10363 PR tree-optimization/77444
10364 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10365 as steptype, remove redundant initialization.
10367 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10370 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10371 (sanopt_optimize_walker): Optimize away
10372 __asan_before_dynamic_init (...) followed by
10373 __asan_after_dynamic_init () without intervening memory loads/stores.
10374 * ipa-pure-const.c (special_builtin_state): Handle
10375 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10376 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10378 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10380 * cfg.c (free_original_copy_tables): Replace second assignment of
10381 bb_copy = NULL by bb_original = NULL.
10383 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10386 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10387 assignment added in r216794.
10389 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10391 * Makefile.in (OBJS): Add typed-splay-tree.o.
10392 * selftest-run-tests.c (selftest::run_tests): Call
10393 typed_splay_tree_c_tests.
10394 * selftest.h (typed_splay_tree_c_tests): New decl.
10395 * typed-splay-tree.c: New file.
10396 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10397 (typed_splay_tree::max): New method.
10398 (typed_splay_tree::min): New method.
10399 (typed_splay_tree::foreach): New method.
10400 (typed_splay_tree::closure): New struct.
10401 (typed_splay_tree::inner_foreach_fn): New function.
10403 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10405 * ipa-cp.c (ipcp_store_bits_results): Change option name from
10406 -fipa-cp-bit to -fipa-bit-cp.
10408 2016-09-01 Martin Sebor <msebor@redhat.com>
10410 PR tree-optimization/71831
10411 * tree-object-size.h: Return bool instead of the size and add
10412 argument for the size.
10413 * tree-object-size.c (compute_object_offset): Update signature.
10414 (addr_object_size): Same.
10415 (compute_builtin_object_size): Return bool instead of the size
10416 and add argument for the size. Handle POINTER_PLUS_EXPR when
10417 optimization is disabled.
10418 (expr_object_size): Adjust.
10419 (plus_stmt_object_size): Adjust.
10420 (pass_object_sizes::execute): Adjust.
10421 * builtins.c (fold_builtin_object_size): Adjust.
10422 * doc/extend.texi (Object Size Checking): Update.
10423 * ubsan.c (instrument_object_size): Adjust.
10425 2016-09-01 Martin Sebor <msebor@redhat.com>
10427 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
10428 it fits the output of the formatted function regardless of its
10430 * genmodes.c (parser::parse_expr): Same.
10431 * gimplify.c (gimplify_asm_expr): Same.
10432 * passes.c (pass_manager::register_one_dump_file): Same.
10433 * print-tree.c (print_node): Same.
10435 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10437 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
10439 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10441 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
10443 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10445 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
10446 * config/rs6000/vector.md: Ditto.
10447 * config/rs6000/vsx.md: Ditto.
10449 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10451 * ipa-inline-analysis.c (param_change_prob): Get to the base object
10452 first in all cases.
10454 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10456 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
10457 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
10458 *return_and_restore_gpregs_<mode>_r11,
10459 *return_and_restore_gpregs_<mode>_r12,
10460 *return_and_restore_gpregs_<mode>_r1,
10461 *return_and_restore_fpregs_<mode>_r11,
10462 *return_and_restore_fpregs_<mode>_r12,
10463 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
10464 directly instead of via the "l" constraint. Renumber operands.
10467 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10469 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
10470 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
10471 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
10472 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
10473 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
10474 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
10475 *call_value_nonlocal_darwin64, reload_macho_picbase,
10476 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
10477 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
10478 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
10479 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
10480 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
10481 *save_fpregs_<mode>_r1): Ditto.
10482 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
10483 *return_and_restore_gpregs_spe): Ditto.
10485 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10487 * config/rs6000/rs6000.md
10488 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
10489 the use of the link register.
10490 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
10492 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10493 Michael Meissner <meissner@linux.vnet.ibm.com>
10496 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
10497 reg+reg addressing for TImode.
10498 (rs6000_legitimate_address_p): Only allow register indirect
10499 addressing for TImode, even without TARGET_QUAD_MEMORY.
10501 2016-09-01 Richard Biener <rguenther@suse.de>
10503 PR middle-end/77436
10504 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
10505 check whether the result fits the desired result type.
10507 2016-09-01 Nathan Sidwell <nathan@acm.org>
10509 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
10511 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
10513 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
10515 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
10517 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10519 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
10520 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
10521 for comparisons of integer ZERO_EXTEND against zero.
10523 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10525 * config/i386/i386.c (ix86_option_override_internal): Also disable the
10526 STV pass if -mstackrealign is enabled.
10528 2016-08-31 Ilya Verbin <iverbin@gmail.com>
10530 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
10533 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10535 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
10536 (layout_range::intersects_line_p): New method.
10537 (test_range_contains_point_for_single_point): Rename to...
10538 (test_layout_range_for_single_point): ...this, and add testing
10539 for layout_range::intersects_line_p.
10540 (test_range_contains_point_for_single_line): Rename to...
10541 (test_layout_range_for_single_line): ...this, and add testing
10542 for layout_range::intersects_line_p.
10543 (test_range_contains_point_for_multiple_lines): Rename to...
10544 (test_layout_range_for_multiple_lines): ...this, and add testing
10545 for layout_range::intersects_line_p.
10546 (layout::layout): Populate m_fixit_hints.
10547 (layout::get_expanded_location): Handle the case of a line-span
10549 (layout::validate_fixit_hint_p): New method.
10550 (get_line_span_for_fixit_hint): New function.
10551 (layout::calculate_line_spans): Add spans for fixit-hints.
10552 (layout::should_print_annotation_line_p): New method.
10553 (layout::print_any_fixits): Drop param "richloc", instead using
10554 validated fixits in m_fixit_hints. Add "const" to hint pointers.
10555 (diagnostic_show_locus): Avoid printing blank annotation lines.
10556 (selftest::test_diagnostic_context::test_diagnostic_context):
10557 Initialize show_column and start_span.
10558 (selftest::test_diagnostic_context::start_span_cb): New static
10560 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
10561 (selftest::diagnostic_show_locus_c_tests): Update for function
10562 renamings. Call test_diagnostic_show_locus_fixit_lines.
10564 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10566 PR tree-optimization/73714
10567 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
10569 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10571 * selftest.c: Move "namespace selftest {" to top of file,
10572 removing explicit "selftest::" qualifiers throughout.
10574 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10576 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
10578 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
10579 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
10580 Replace builtin with vector extension.
10581 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
10583 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
10584 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
10585 Replace builtin with vector extension.
10586 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
10587 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
10588 Replace builtin with vector extension.
10589 * config/i386/xmmintrin.h (__m128_u): New type.
10590 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
10591 (_mm_load_ps, _mm_store_ps): Simplify.
10593 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
10595 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
10597 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10599 * diagnostic-show-locus.c (colorizer::begin_state): Support more
10600 than 3 ranges per diagnostic by alternating between color 1 and
10602 (layout::layout): Replace use of rich_location::MAX_RANGES
10603 with richloc->get_num_locations ().
10604 (layout::calculate_line_spans): Replace use of
10605 rich_location::MAX_RANGES with m_layout_ranges.length ().
10606 (layout::print_annotation_line): Handle arbitrary numbers of
10607 ranges in caret-printing by defaulting to '^'.
10608 (selftest::test_one_liner_many_fixits): New function.
10609 (test_diagnostic_show_locus_one_liner): Call it.
10610 * diagnostic.c (diagnostic_initialize): Update for renaming
10611 of rich_location::MAX_RANGES to
10612 rich_location::STATICALLY_ALLOCATED_RANGES.
10613 * diagnostic.h (struct diagnostic_context): Likewise.
10615 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10617 * selftest.c (selftest::named_temp_file::named_temp_file): New
10619 (selftest::temp_source_file::~temp_source_file): Move to...
10620 (selftest::named_temp_file::~named_temp_file): ...here.
10621 (selftest::test_named_temp_file): New function.
10622 (selftest::selftest_c_tests): Call test_named_temp_file.
10623 * selftest.h (class named_temp_file): New class.
10624 (class temp_source_file): Convert to a subclass of named_temp_file.
10626 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
10628 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
10629 USEs of LR_REGNO in returns and sibcalls.
10630 (rs6000_output_mi_thunk): Similar.
10631 (rs6000_sibcall_aix): Similar.
10632 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
10633 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
10634 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
10635 Remove the USE of LR_REGNO from the patterns as well. Delete an
10637 (return_internal_<mode>): Delete.
10639 2016-08-30 Tamar Christina <tamar.christina@arm.com>
10641 * config/aarch64/aarch64-simd.md
10642 (aarch64_ld2<mode>_dreg_le): New.
10643 (aarch64_ld2<mode>_dreg_be): New.
10644 (aarch64_ld2<mode>_dreg): Removed.
10645 (aarch64_ld3<mode>_dreg_le): New.
10646 (aarch64_ld3<mode>_dreg_be): New.
10647 (aarch64_ld3<mode>_dreg): Removed.
10648 (aarch64_ld4<mode>_dreg_le): New.
10649 (aarch64_ld4<mode>_dreg_be): New.
10650 (aarch64_ld4<mode>_dreg): Removed.
10651 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
10653 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10655 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
10656 redundant location param.
10657 (test_one_liner_fixit_remove): Likewise.
10658 (test_one_liner_fixit_replace): Likewise.
10659 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
10660 * gcc-rich-location.c
10661 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
10662 get_range_from_loc. Drop overload taking a const char *.
10663 * gcc-rich-location.h
10664 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
10667 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10669 * config/linux.c (linux_libc_has_function): Return true on musl.
10671 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10673 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
10675 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
10677 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
10678 used for abnormal egdes.
10680 2016-08-30 Jakub Jelinek <jakub@redhat.com>
10682 PR tree-optimization/72866
10683 * tree-vect-patterns.c (search_type_for_mask): Turn into
10684 a small wrapper, move all code to ...
10685 (search_type_for_mask_1): ... this new function. Add caching
10686 and adjust recursive calls.
10689 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
10690 instead of lookup_type_die (type_main_variant (type)) even for array
10693 PR middle-end/77377
10694 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
10695 constant pool reference return x instead of c.
10697 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
10699 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
10702 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10705 (selftest::test_make_location_nonpure_range_endpoints): Fix
10708 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10710 * diagnostic-show-locus.c
10711 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
10713 (selftest::test_diagnostic_show_locus_one_liner): Call it.
10714 * input.c (get_pure_location): Move to libcpp/line-map.c.
10715 * input.h (get_pure_location): Convert decl to an inline function
10716 calling implementation in libcpp.
10718 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
10721 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
10722 template for intel asm dialect.
10723 (vec_set_hi_<mode><mask_name>): Ditto.
10725 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10727 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
10728 (selftest::fail_formatted): Likewise.
10730 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10732 * input.c (make_location): Call get_start and get_finish
10733 on the endpoints to avoid storing packed ranges or ad-hoc
10735 (selftest::test_make_location_nonpure_range_endpoints): New function.
10736 (selftest::input_c_tests): Call it.
10737 * input.h (get_start): New inline function.
10739 2016-08-29 Tom de Vries <tom@codesourcery.com>
10742 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
10745 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
10747 * Makefile.in (gcov-iov.h): Add dummy recipe.
10749 2016-08-29 Nathan Sidwell <nathan@acm.org>
10751 * config/nvptx/nvptx.c: #include tree-vrp.h.
10753 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
10756 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
10757 HIGH+LO construct during reload.
10759 2016-08-28 Tom de Vries <tom@codesourcery.com>
10762 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
10763 'sysv_abi va_list' attribute.
10764 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
10765 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
10768 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10770 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
10771 * emit-rtl.c (unshare_all_rtl_1): Adjust.
10772 (unshare_all_rtl_again): Likewise.
10773 * function.c (assign_stack_local_1): Likewise.
10774 (assign_stack_temp_for_type): Likewise.
10776 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10778 * cfgbuild.c (make_edges): Adjust.
10779 * cfgrtl.c (can_delete_label_p): Likewise.
10780 * dwarf2cfi.c (create_trace_edges): Likewise.
10781 * except.c (sjlj_emit_dispatch_table): Likewise.
10782 * function.h (struct expr_status): make x_forced_labels a vector.
10783 * jump.c (rebuild_jump_labels_1): Adjust.
10784 * reload1.c (set_initial_label_offsets): Likewise.
10785 * stmt.c (force_label_rtx): Likewise.
10786 (expand_label): Likewise.
10788 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10790 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
10792 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
10794 PR tree-optimization/71077
10795 PR tree-optimization/68542
10796 * fold-const.c (fold_relational_const): Fix folding of
10797 VECTOR_CST comparisons that have a scalar boolean result type.
10798 (selftest::test_vector_folding): New static function.
10799 (selftest::fold_const_c_tests): Call it.
10801 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10803 * doc/extend.texi (SPU Built-in Functions): Remove stale
10804 references to material formerly at IBM and Sony.
10806 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
10809 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
10811 2016-08-26 David Malcolm <dmalcolm@redhat.com>
10813 * diagnostic-show-locus.c
10814 (selftest::test_fixit_consolidation): New function.
10815 (selftest::diagnostic_show_locus_c_tests): Call it.
10816 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
10817 constructor based on source_range.
10819 2016-08-26 David Malcolm <dmalcolm@redhat.com>
10821 * diagnostic-color.c (color_dict): Add "fixit-insert" and
10823 (parse_gcc_colors): Update description of default GCC_COLORS.
10824 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
10825 (colorizer::set_fixit_insert): New method.
10826 (colorizer::set_fixit_delete): New method.
10827 (colorizer::get_color_by_name): New method.
10828 (colorizer::STATE_FIXIT_INSERT): New constant.
10829 (colorizer::STATE_FIXIT_DELETE): New constant.
10830 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
10831 fields in favor of new field "m_stop_color". Add fields
10832 "m_fixit_insert" and "m_fixit_delete".
10833 (colorizer::colorizer): Update for above changes. Replace
10834 colorize_start calls with calls to get_color_by_name.
10835 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
10836 STATE_FIXIT_DELETE. Update for field renamings.
10837 (colorizer::finish_state): Simplify by using m_stop_color,
10838 rather than multiple identical "*_ce" fields.
10839 (colorizer::get_color_by_name): New method.
10840 (layout::print_any_fixits): Print insertions and replacements
10841 using the "fixit-insert" color, and deletions using the
10842 "fixit-delete" color.
10843 * doc/invoke.texi (-fdiagnostics-color): Update description of
10844 default GCC_COLORS, and of the supported capabilities.
10846 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
10848 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
10849 current_function_static_stack_size variable with the static
10850 stack frame size of the current function when
10851 flag_stack_usage_info is enabled.
10853 2016-08-26 Nathan Sidwell <nathan@acm.org>
10855 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
10856 assignment inside if condition.
10858 2016-08-26 Richard Biener <rguenther@suse.de>
10860 PR tree-optimization/69047
10861 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
10862 extracts similar to what FRE does.
10863 (non_rewritable_mem_ref_base): Likewise.
10865 2016-08-26 Joseph Myers <joseph@codesourcery.com>
10867 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
10868 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10869 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10870 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10871 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
10873 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10874 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10875 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10876 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
10877 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10879 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10882 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
10883 reservation duration to 15 cycles.
10884 (cortex_a8_vfp_macs): Likewise.
10885 (cortex_a8_vfp_macd): Likewise.
10886 (cortex_a8_vfp_divs): Likewise.
10887 (cortex_a8_vfp_divd): Likewise.
10889 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10891 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
10892 (aarch_macro_fusion_pair_p): Use above to avoid early return.
10894 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10895 Martin Jambhor <mjambor@suse.cz>
10897 * common.opt: New option -fipa-bit-cp.
10898 * doc/invoke.texi: Document -fipa-bit-cp.
10899 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
10900 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
10901 * tree-ssa-ccp.h: New header file.
10902 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
10903 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
10904 Replace all occurences of tree parameter by two new params: signop, int.
10905 (bit_value_unop_1): Change to bit_value_unop and export it.
10906 Replace all occurences of tree parameter by two new params: signop,
10908 (bit_value_binop): Change call from bit_value_binop_1 to
10910 (bit_value_assume_aligned): Likewise.
10911 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
10912 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
10914 (ccp_finalize): Skip processing if val->mask == 0.
10915 * ipa-cp.c: Include tree-ssa-ccp.h
10916 (ipcp_bits_lattice): New class.
10917 (ipcp_param_lattice (bits_lattice): New member.
10918 (print_all_lattices): Call ipcp_bits_lattice::print.
10919 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
10920 (initialize_node_lattices): Likewise.
10921 (propagate_bits_accross_jump_function): New function.
10922 (propagate_constants_accross_call): Call
10923 propagate_bits_accross_jump_function.
10924 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
10925 (ipcp_store_bits_results): New function.
10926 (ipcp_driver): Call ipcp_store_bits_results.
10927 * ipa-prop.h (ipa_bits): New struct.
10928 (ipa_jump_func): Add new member bits of type ipa_bits.
10929 (ipa_param_descriptor): Change decl to decl_or_type.
10930 (ipa_get_param): Change decl to decl_or_type and assert on
10932 (ipa_get_type): New function.
10933 (ipcp_transformation_summary): New member bits.
10934 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
10935 (ipa_populate_param_decls): Likewise.
10936 (ipa_dump_param): Likewise.
10937 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
10939 (ipa_set_jf_unknown): Set ipa_bits::known to false.
10940 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
10942 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
10943 (ipa_write_jump_function): Add streaming for ipa_bits.
10944 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
10945 (write_ipcp_transformation_info): Add streaming for ipa_bits
10946 summary for ltrans.
10947 (read_ipcp_transfomration_info): Add support for reading streamed
10949 (ipcp_update_bits): New function.
10950 (ipcp_transform_function): Call ipcp_update_bits.
10952 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
10954 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
10955 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
10957 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
10959 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
10961 2016-08-25 Richard Biener <rguenther@suse.de>
10963 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
10964 Only add locations in late dwarf.
10965 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
10966 (dwarf2out_early_finish): But do it here.
10968 2016-08-24 Michael Collison <michael.collison@linaro.org>
10969 Michael Collison <michael.collison@arm.com>
10971 * config/arm/arm-modes.def: Add new condition code mode CC_V
10972 to represent the overflow bit.
10973 * config/arm/arm.c (maybe_get_arm_condition_code):
10974 Add support for CC_Vmode.
10975 (arm_gen_unlikely_cbranch): New function to generate common
10976 rtl conditional branches for overflow patterns.
10977 * config/arm/arm-protos.h: Add prototype for
10978 arm_gen_unlikely_cbranch.
10979 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
10980 addsi3_compareV_upper): New patterns to support signed
10981 builtin overflow add operations.
10982 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
10983 New patterns to support unsigned builtin add overflow operations.
10984 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
10985 builtin overflow subtract operations,
10986 (usubv<mode>4): New patterns to support unsigned builtin subtract
10987 overflow operations.
10988 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
10989 to support builtin overflow negate operations.
10991 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10994 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10996 * explow.c (get_dynamic_stack_size): Take known alignment of stack
10997 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11000 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11002 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11003 MULTILIB_OPTIONS should be used. Small wording fixes.
11004 * genmultilib: Memorize set of all option combinations in
11005 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11006 found in MULTILIB_OPTIONS by checking if option set is listed in
11007 combination_space. Output new and existing error message to stderr.
11009 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11011 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11012 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11013 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11014 (MULTILIB_REUSE): Remove reuse rules for option set including
11015 -mfpu=fp-armv8 and -mfpu=vfpv4
11017 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11019 * config/arm/t-rtems: Add vfp multilib.
11021 2016-08-23 Ian Lance Taylor <iant@golang.org>
11023 * config/s390/s390.c (s390_asm_file_start): Call
11024 default_file_start.
11026 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11028 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11029 initialization of all 0's to the 0 constant, instead of directly
11030 generating XOR. Add support for V4SImode vector initialization on
11031 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11032 initialization. Change variables used in V4SFmode vector
11033 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11034 any memory addresses are in index form. Add support for using
11035 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11036 with all of the same element.
11037 (regno_or_subregno): New helper function to return a register
11038 number for either REG or SUBREG.
11039 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11040 Use regno_or_subregno where possible.
11041 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11042 DImode value from two SImode values in order to generate V4SImode
11043 vector initialization on 64-bit systems with direct move.
11044 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11046 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11048 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11050 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11051 attributes to initialize V8HImode and V16QImode vectors with the
11053 (VSX_SPLAT_COUNT): Likewise.
11054 (VSX_SPLAT_SUFFIX): Likewise.
11055 (UNSPEC_VSX_VEC_INIT): New unspec.
11056 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11057 Allow SFmode values to come from Altivec registers.
11058 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11059 on 64-bit systems with direct move.
11060 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11061 vector initializations, to allow V4SImode vector initializations
11062 on 64-bit systems with direct move.
11063 (vsx_splat_v4si): Likewise.
11064 (vsx_splat_v4si_di): Likewise.
11065 (vsx_splat_v4sf): Likewise.
11066 (vsx_splat_v4sf_internal): Likewise.
11067 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11069 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11070 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11071 initializing V8HImode and V16QImode vectors with the same
11073 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11074 optimization if -maltivec=be.
11076 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11078 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11079 attribute for alternatives 3 and 4.
11081 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11083 * selftest.c (selftest::assert_str_contains): New function.
11084 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11085 * selftest.h (selftest::assert_str_contains): New decl.
11086 (ASSERT_STR_CONTAINS): New macro.
11088 2016-08-23 Richard Biener <rguenther@suse.de>
11090 PR tree-optimization/77286
11091 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11093 (vect_transform_loop): Split exit edges of loop and scalar
11094 loop if required and at the appropriate time.
11096 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11098 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11099 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11101 Correct a typo in a comment.
11103 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11105 * config/s390/s390.md ("*andc_split"): New splitter for and with
11108 2016-08-23 Richard Biener <rguenther@suse.de>
11110 PR tree-optimization/27336
11111 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11112 by looking for a non-EH edge.
11113 (process_assert_insertions_for): Likewise.
11115 2016-08-23 Richard Biener <rguenther@suse.de>
11117 PR middle-end/77305
11118 * statistics.c (statistics_counter_event): Robustify against
11121 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11123 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11124 for targets amdfam10 and barcelona.
11126 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11128 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11129 (zero_extend<mode>di2): Ditto.
11130 (*zero_extend<mode>si2): Ditto.
11131 (*zero_extendqihi2): Ditto.
11133 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11135 PR middle-end/77269
11136 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11137 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
11139 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
11141 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
11142 identical consecutive elements.
11143 [SSA_NAME]: Print the name's def stmt on its own line. When printing
11144 the node's def stmt, avoid printing an unwanted trailing newline by
11145 replacing the call to print_gimple_stmt() with its inlined body and
11146 adjusting it to not set pp_needs_newline and to call pp_flush()
11147 instead of pp_newline_and_flush().
11149 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11151 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
11152 (float32_type_node, float64_type_node, float32x_type_node)
11153 (float128x_type_node): New macros.
11154 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
11155 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
11156 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
11157 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
11158 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
11159 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
11160 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11161 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11162 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11163 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11164 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11165 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11166 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11167 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11168 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11169 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11170 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11171 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11172 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11174 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11175 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11176 * doc/extend.texi (Other Builtins): Document these built-in
11178 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11181 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11183 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11185 2016-08-22 Richard Biener <rguenther@suse.de>
11187 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11189 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11192 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11193 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11194 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11196 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11198 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11199 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11200 (vrp_visit_switch_stmt): Likewise.
11201 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11202 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11203 (vrp_visit_stmt): Use extract_range_from_stmt.
11204 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11206 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11208 * Makefile.in: Add tree-vrp.h to GTFILES.
11209 * gengtype.c (open_base_files): Add tree-vrp.h.
11210 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11211 * builtins.c: Likewise.
11212 * fold-const.c: Likewise.
11213 * gimple-builder.c: Likewise.
11214 * gimple-laddress.c: Likewise.
11215 * hsa-gen.c: Likewise.
11216 * internal-fn.c: Likewise.
11218 * targhooks.c: Liewise,
11219 * tree-ssa-address.c: Likewise.
11220 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11221 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11222 * tree-vrp.h: New file.
11224 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11226 PR tree-optimization/61839
11227 * tree-vrp.c (two_valued_val_range_p): New.
11228 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11229 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11230 Also Convert VAR BINOP CST where VAR is two-valued to
11231 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11233 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11235 * diagnostic-show-locus.c
11236 (layout::annotation_line_showed_range_p): New method.
11237 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11238 Reimplement case fixit_hint::REPLACE to cover removals, and
11239 replacements where the range of the replacement isn't one
11240 of the ranges in the rich_location.
11241 (test_one_liner_fixit_replace): Likewise.
11242 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11244 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11246 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11248 * diagnostic.c (print_parseable_fixits): Remove case
11249 fixit_hint::REMOVE.
11251 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11254 * config/i386/i386.c (ix86_option_override_internal): Remove
11255 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11256 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11257 Do not try to enable TARGET_PRFCHW ISA flag here.
11258 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11259 Rewrite expander function body.
11260 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11262 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11265 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11266 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11267 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11268 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11269 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11270 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11271 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11272 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11273 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11275 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11277 (struct floatn_type_info): New structure type.
11278 (floatn_nx_types): New variable declaration.
11279 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11280 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11281 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11282 * tree.c (floatn_nx_types): New variable.
11283 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11284 corresponding complex types.
11285 * target.def (floatn_mode): New hook.
11286 * targhooks.c: Include "real.h".
11287 (default_floatn_mode): New function.
11288 * targhooks.h (default_floatn_mode): New prototype.
11289 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11291 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11292 effective-target and dg-add-options keywords.
11293 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11294 Document new effective-target keywords.
11295 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11296 * doc/tm.texi: Regenerate.
11297 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11298 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11299 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11301 * real.h (struct real_format): Add field ieee_bits.
11302 * real.c (ieee_single_format, mips_single_format)
11303 (motorola_single_format, spu_single_format, ieee_double_format)
11304 (mips_double_format, motorola_double_format)
11305 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11306 (ieee_extended_intel_128_format)
11307 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11308 (mips_extended_format, ieee_quad_format, mips_quad_format)
11309 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11310 (decimal_double_format, decimal_quad_format, ieee_half_format)
11311 (arm_half_format, real_internal_format: Initialize ieee_bits
11313 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11314 float128_type_node. Set float80_type_node to float64x_type_node
11315 if appropriate and long_double_type_node not appropriate.
11316 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11317 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11318 Initialize ieee_bits field.
11319 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11320 (rs6000_init_builtins): Set ieee128_float_type_node to
11321 float128_type_node.
11322 (rs6000_floatn_mode): New function.
11324 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11326 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11327 _rdseed64_step): Uglify argument names and/or local variable names
11328 in inline functions.
11329 * config/i386/rtmintrin.h (_xabort): Likewise.
11330 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11331 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11332 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11333 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11334 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11335 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11336 _mm_maskz_ternarylogic_epi32): Likewise.
11337 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11338 __lwpins32, __lwpins64): Likewise.
11339 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11340 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11341 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11342 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11343 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11344 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11345 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11346 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11347 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11348 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11349 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11350 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11351 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11352 _mm256_mask_i64gather_epi32): Likewise.
11353 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11354 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11355 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11356 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11357 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11358 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11359 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11360 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11361 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11362 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11363 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11364 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11365 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11366 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11367 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11368 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11369 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11370 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11372 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11374 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11375 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11377 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11378 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11380 (_rdpkru_u32): Add space after function name.
11382 * config/i386/t-i386 (i386-c.o): Don't depend on
11383 i386-builtin-types.inc.
11384 (i386.o): Depend on i386-builtin-types.inc.
11386 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11389 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11390 Use const_vec_duplicate to check for duplicated elements.
11392 2016-08-19 Richard Biener <rguenther@suse.de>
11394 PR tree-optimization/77290
11395 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11396 Fix flag_tree_parallelize_loops check.
11398 2016-08-19 Richard Biener <rguenther@suse.de>
11400 * match.pd (x | 0 -> x): Add.
11402 2016-08-19 Richard Biener <rguenther@suse.de>
11404 PR tree-optimization/77286
11405 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11406 Deal with virtual PHIs being out-of-order.
11408 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11410 * doc/invoke.texi (fverbose-asm): Note that source code lines
11411 are emitted, and provide an example.
11412 * final.c (asm_show_source): New function.
11413 (final_scan_insn): Call asm_show_source.
11415 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11417 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
11418 param with diagnostic_kind.
11419 (class colorizer): Similarly replace field m_diagnostic with
11421 (colorizer::colorizer): Replace diagnostic
11422 param with diagnostic_kind.
11423 (colorizer::begin_state): Update for above field change.
11424 (layout::layout): Replace diagnostic param with rich_location *
11425 and diagnostic_kind.
11426 (diagnostic_show_locus): Replace diagnostic param with richloc
11427 and diagnostic_kind.
11428 (class selftest::test_diagnostic_context): New class.
11429 (selftest::test_diagnostic_show_locus_unknown_location): New
11431 (selftest::test_one_liner_simple_caret): New function.
11432 (selftest::test_one_liner_caret_and_range): New function.
11433 (selftest::test_one_liner_multiple_carets_and_ranges): New
11435 (selftest::test_one_liner_fixit_remove): New function.
11436 (selftest::test_one_liner_fixit_replace): New function.
11437 (selftest::test_diagnostic_show_locus_one_liner): New function.
11438 (selftest::diagnostic_show_locus_c_tests): Call the new test
11440 * diagnostic.c (diagnostic_initialize): Initialize
11441 colorize_source_p, show_ruler_p and parseable_fixits_p.
11442 (default_diagnostic_finalizer): Update for change to
11443 diagnostic_show_locus.
11444 (diagnostic_append_note): Likewise.
11445 * diagnostic.h (diagnostic_show_locus): Replace
11446 const diagnostic_info * param with location * and diagnostic_t.
11448 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11450 * input.c (saved_line_table): New global.
11451 (class selftest::temp_line_table): Rename to line_table_test and
11452 move declaration to selftest.h, and drop field m_old_line_table.
11453 (selftest::temp_line_table::temp_line_table): Rename ctor to...
11454 (selftest::line_table_test::line_table_test): ...this. Add a
11455 default ctor. Store current value of line_table within
11457 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
11458 (selftest::line_table_test::~line_table_test): ...this, and
11459 restore line_table from the saved_line_table, rather than
11461 (selftest::test_accessing_ordinary_linemaps): Update for above
11463 (selftest::test_lexer): Likewise.
11464 (struct selftest::lexer_test): Likewise.
11465 (selftest::lexer_test::lexer_test): Likewise.
11466 (selftest::input_c_tests): Move the looping over test cases from
11468 (selftest::for_each_line_table_case): New function.
11469 * input.h (saved_line_table): New decl.
11470 * selftest.h (struct selftest::line_table_case): New forward decl.
11471 (class selftest::line_table_test): New class, moved here from
11472 selftest::temp_line_table in input.c, and renamed.
11473 (selftest::for_each_line_table_case): New decl.
11475 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
11478 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
11480 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
11482 PR middle-end/70895
11483 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
11484 enclosing parallel construct for reduction variables on OpenACC loop
11487 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
11489 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
11490 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
11492 (function_to_dwarf_procedure): Update comment.
11494 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11496 * input.c (diagnostics_file_cache_forcibly_evict_file): New
11498 * input.h (diagnostics_file_cache_forcibly_evict_file): New
11500 * selftest.c (selftest::temp_source_file::~temp_source_file):
11501 Evict m_filename from the diagnostic file cache.
11503 2016-08-18 Richard Biener <rguenther@suse.de>
11505 * tree-pass.h (make_pass_materialize_all_clones): Declare.
11506 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
11507 make_pass_materialize_all_clones): New simple IPA pass encapsulating
11508 clone materialization.
11509 * passes.def (all_late_ipa_passes): Start with
11510 pass_materialize_all_clones.
11511 * cgraphunit.c (symbol_table::compile): Remove call to
11512 materialize_all_clones.
11513 * tree-into-ssa.c: Include statistics.h.
11514 (update_ssa): Count number of times we do incremental/rewrite
11517 2016-08-18 Richard Biener <rguenther@suse.de>
11519 PR tree-optimization/77282
11520 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11521 When doing auto-parallelizing also prevent use of PHIs that
11522 carry dependences across loop backedges.
11524 2016-08-18 Tamar Christina <tamar.christina@arm.com>
11525 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11527 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
11529 2016-08-18 Richard Biener <rguenther@suse.de>
11531 * ssa-iterators.h (ssa_vuse_operand): New inline.
11532 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
11533 (predicate_all_scalar_phis): Use remove_phi_node to remove
11534 phi nodes predicated. Delay removing virtual PHIs.
11535 (predicate_mem_writes): Update virtual operands.
11536 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
11537 (tree_if_conversion): Do not rewrite virtual SSA form.
11538 * tree-phinodes.c (release_phi_node): Make static.
11539 * tree-phinodes.h (release_phi_node): Remove.
11541 2016-08-18 Jakub Jelinek <jakub@redhat.com>
11543 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
11544 codes that appear in bdesc_* arrays, instead include i386-builtin.def
11545 twice to define those.
11546 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
11547 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
11548 bdesc_multi_arg): Define by including i386-builtin.def the third time.
11549 * config/i386/i386-builtin.def: New file.
11551 2016-08-17 David Malcolm <dmalcolm@redhat.com>
11553 * input.c (get_source_range_for_char): Rename to...
11554 (selftest::get_source_range_for_char): ...this, and move within
11555 the #if CHECKING_P guard.
11556 (get_num_source_ranges_for_substring): Rename to...
11557 (selftest::get_num_source_ranges_for_substring): ...this, move
11558 within the #if CHECKING_P guard, and make static.
11559 (selftest::assert_num_substring_ranges): Initialize
11562 2016-08-18 Alan Modra <amodra@gmail.com>
11564 PR rtl-optimization/72771
11565 * reload.c (find_reloads): Don't assume that a subreg mem is OK
11566 when find_reloads_toplev returns address_reloaded==-1.
11567 (alternative_allows_const_pool_ref): Update comment.
11569 2015-08-17 Alan Hayward <alan.hayward@arm.com>
11571 PR tree-optimization/71752
11572 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
11573 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
11575 2016-08-17 Jakub Jelinek <jakub@redhat.com>
11577 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
11578 instead of testing ECF_NORETURN bit in gimple_call_flags.
11579 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
11580 * predict.c (tree_bb_level_predictions): Likewise.
11581 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
11583 PR middle-end/77259
11584 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
11585 turning a call into __builtin_unreachable-like noreturn call, adjust
11586 gimple_call_set_fntype.
11587 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
11588 gimple_call_fntype has void return type.
11590 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
11592 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
11593 maybe_lookup_decl, to handle nested acc loop directives.
11595 2016-08-17 Richard Biener <rguenther@suse.de>
11597 PR tree-optimization/76490
11598 * tree-vrp.c (update_value_range): Preserve overflow infinities
11599 when intersecting with ranges from get_range_info.
11600 (operand_less_p): Handle overflow infinities correctly.
11601 (value_range_constant_singleton): Use vrp_operand_equal_p
11602 to handle overflow max/min correctly.
11603 (vrp_valueize): Likewise.
11604 (union_ranges): Likewise.
11605 (intersect_ranges): Likewise.
11606 (vrp_visit_phi_node): Improve iteration limitation to only
11607 apply when we'll possibly re-visit the PHI via a changed argument
11610 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
11612 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
11613 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
11614 rather than those that should not be built.
11616 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
11619 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
11621 2016-08-17 Richard Biener <rguenther@suse.de>
11623 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
11624 (verify_vssa): New function verifying virtual SSA form.
11625 (verify_ssa): Call it.
11626 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
11627 Do not apply loop-closed SSA handling to virtuals.
11628 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
11629 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
11630 when rewriting their symbol.
11631 (prepare_def_site_for): Likewise.
11632 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
11633 operands of moved stmts.
11635 2016-08-17 Richard Biener <rguenther@suse.de>
11637 PR tree-optimization/23855
11638 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
11639 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
11640 find guards to hoist. Do not update SSA form but rewrite virtuals
11641 into loop closed SSA.
11642 (find_loop_guard): Adjust to skip already hoisted guards. Do
11643 not mark virtuals for renaming or update SSA form.
11645 2016-08-17 Martin Liska <mliska@suse.cz>
11647 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
11648 a LONG_LONG_TYPE_SIZE comparison.
11649 * gcov-io.h: Remove macro definitions.
11650 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
11651 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
11654 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11656 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
11657 that builtins not mentioned in bdesc_* arrays come first, then
11658 the ones mentioned in bdesc_* arrays in the order they appear in
11659 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
11660 IX86_BUILTIN__BDESC_*_LAST enumerator.
11661 (bdesc_mpx): Fix up a comment typo.
11662 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
11663 __builtin_ia32_vpcomneu[bwdq] builtins.
11664 (BDESC_VERIFY, BDESC_VERIFYS): Define.
11665 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
11666 enum ix86_builtins ordering.
11667 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
11668 for direct bdesc_* array member access instead of searching all the
11669 arrays until an fcode match is found.
11671 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
11673 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
11674 pattern as define_insn_and_split. Split insn before reload to
11676 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
11677 <shift_insn><mode>3_1.
11678 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
11679 <rotate_insn><mode>3_1.
11681 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11684 * input.c (get_source_range_for_substring): Rename to...
11685 (get_source_location_for_substring): ...this, adding param
11686 "caret_idx", and converting output param from source_range * to
11688 (get_source_range_for_char): New function.
11689 (get_num_source_ranges_for_substring): Update comment to reflect
11691 (assert_char_at_range): Update to use get_source_range_for_char
11692 rather than get_source_range_for_substring.
11693 (test_lexer_string_locations_concatenation_2): Likewise.
11694 * substring-locations.h (get_source_range_for_substring): Rename
11696 (get_source_location_for_substring): ...this, and adding param
11697 "caret_idx", and converting output param from source_range * to
11700 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11702 * input.c (class selftest::temp_source_file): Move to
11704 (selftest::temp_source_file::temp_source_file): Move to
11706 (selftest::temp_source_file::~temp_source_file): Likewise.
11707 * selftest.c (selftest::temp_source_file::temp_source_file): Move
11709 (selftest::temp_source_file::~temp_source_file): Likewise.
11710 * selftest.h (class selftest::temp_source_file): Move here from
11713 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11716 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
11717 inlining, add cgraph edge for the added __builtin_unreachable call.
11719 PR middle-end/67485
11720 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
11721 only cast it to SHWI for the final comparison.
11723 2016-08-16 Martin Liska <mliska@suse.cz>
11725 PR gcov-profile/36412
11726 * doc/gcov.texi: Document --hash-filenames(-x).
11727 * gcov.c (print_usage): Add the option.
11728 (process_args): Process the option, sort options alphabetically.
11729 (md5sum_to_hex): New function.
11730 (make_gcov_file_name): Do the md5sum and append it to a
11733 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11735 PR tree-optimization/69848
11736 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
11737 and swtich operands to avoid additional NOT instruction.
11738 (vcond<v_cmp_mixed><mode>): Ditto.
11739 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
11741 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
11743 * doc/install.texi (*-*-solaris2*): Adjust latest change.
11745 2016-08-16 Richard Biener <rguenther@suse.de>
11747 PR tree-optimization/76783
11748 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
11749 BB visited flags at start.
11751 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11753 PR tree-optimization/72817
11754 PR tree-optimization/73450
11755 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
11756 multiple_of_p for adjusted IV.base.
11758 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
11761 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
11762 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
11763 for !flag_finite_math_only or flag_signed_zeros.
11764 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
11765 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
11766 depend on flag_finite_math_only.
11767 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
11769 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
11770 (*ieee_smin<mode>3): Ditto.
11771 (*ieee_smax<mode>3): Ditto.
11772 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
11773 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
11775 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
11776 depend on flag_finite_math_only.
11777 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
11778 (*mmx_<code>v2sf3): Remove.
11779 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
11780 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
11781 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
11783 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
11785 PR rtl-optimization/73650
11786 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
11787 it is not a simple move.
11789 2016-08-15 Martin Liska <mliska@suse.cz>
11792 * gcc.c (do_spec_1): Call save_string with the right size.
11793 (save_string): Do an assert about string we copy.
11795 2016-08-15 Richard Biener <rguenther@suse.de>
11797 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
11798 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
11800 (pass_data_stv): Likewise.
11802 2016-08-15 Richard Biener <rguenther@suse.de>
11804 PR tree-optimization/73434
11805 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
11806 TBAA info on the base when forwarding a non-invariant address.
11808 2016-08-15 Jakub Jelinek <jakub@redhat.com>
11810 * dwarf2out.c (struct checksum_attributes): Add
11811 at_string_length_bit_size and at_string_length_byte_size fields.
11812 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
11813 and DW_AT_string_length_byte_size.
11814 (die_checksum_ordered): Handle at_string_length_bit_size and
11815 at_string_length_byte_size.
11816 (gen_array_type_die): For dwarf_version >= 5 emit
11817 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
11818 (adjust_string_types): For dwarf_version >= 5 remove
11819 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
11820 (resolve_addr): Likewise.
11823 * dwarf2out.c (string_types): New variable.
11824 (gen_array_type_die): Change early_dwarf handling of
11825 DW_AT_string_length, create DW_OP_call4 referencing the
11826 length var temporarily. Handle parameters that are pointers
11828 (adjust_string_types): New function.
11829 (gen_subprogram_die): Temporarily set string_types to local var,
11830 call adjust_string_types if needed.
11831 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
11833 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
11835 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
11837 * doc/install.texi (*-*-solaris2*): Fix version number and document
11838 requirement on GNU make for building libjava with the Solaris linker.
11840 2016-08-15 Martin Liska <mliska@suse.cz>
11841 Jakub Jelinek <jakub@redhat.com>
11843 PR tree-optimization/72824
11844 * tree-loop-distribution.c (const_with_all_bytes_same)
11845 <case VECTOR_CST>: Fix a typo.
11847 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
11850 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
11851 Renamed from _mm512_undefined_si512.
11852 (_mm_undefined_si512): New definition.
11854 2016-08-13 Richard Biener <rguenther@suse.de>
11856 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
11857 into PHIs and update the lattice for its def.
11859 2016-08-12 Jakub Jelinek <jakub@redhat.com>
11862 * ubsan.c (instrument_si_overflow): Pass true instead of false
11864 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
11865 of bbs. Return TODO_cleanup_cfg if any returned true.
11867 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11869 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
11870 ISA 3.0 MTVSRDD instruction.
11871 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
11874 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
11876 PR tree-optimization/71083
11877 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
11878 bitfield access when possible.
11880 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
11882 PR middle-end/71654
11883 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
11884 sign-changing cast from a shorter unsigned type to a wider
11887 2016-08-12 Jakub Jelinek <jakub@redhat.com>
11889 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
11890 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
11891 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
11893 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11895 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
11896 Correct costs for vec_construct.
11898 2016-08-12 Bin Cheng <bin.cheng@arm.com>
11900 PR tree-optimization/69848
11901 * tree-vectorizer.h (enum vect_def_type): New condition reduction
11902 type CONST_COND_REDUCTION.
11903 * tree-vect-loop.c (vectorizable_reduction): Support new condition
11904 reudction type CONST_COND_REDUCTION.
11906 2016-08-12 Richard Biener <rguenther@suse.de>
11908 PR tree-optimization/57326
11909 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
11910 returning an SSA name.
11911 (phi_translate_1): When fully_constant_expression returns a NAME
11912 make sure we have a leader for it.
11914 2016-08-12 Martin Liska <mliska@suse.cz>
11915 Adam Fineman <afineman@afineman.com>
11917 * gcov.c (process_file): Create .gcov file when .gcda
11920 2016-08-12 Marek Polacek <polacek@redhat.com>
11923 * alias.c (find_base_value): Adjust fall through comment.
11924 * cfgexpand.c (expand_debug_expr): Likewise.
11925 * combine.c (find_split_point): Likewise.
11926 (expand_compound_operation): Likewise. Add FALLTHRU.
11927 (make_compound_operation): Adjust fall through comment.
11928 (canon_reg_for_combine): Add FALLTHRU.
11929 (force_to_mode): Adjust fall through comment.
11930 (simplify_shift_const_1): Likewise.
11931 (simplify_comparison): Likewise.
11932 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
11934 * config/aarch64/predicates.md: Likewise.
11935 * config/i386/i386.c (function_arg_advance_32): Likewise.
11936 (ix86_gimplify_va_arg): Likewise.
11937 (print_reg): Likewise.
11938 (ix86_print_operand): Likewise.
11939 (ix86_build_const_vector): Likewise.
11940 (ix86_expand_branch): Likewise.
11941 (ix86_sched_init_global): Adjust fall through comment.
11942 (ix86_expand_args_builtin): Add FALLTHRU.
11943 (ix86_expand_builtin): Likewise.
11944 (ix86_expand_vector_init_one_var): Likewise.
11945 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11946 (rs6000_adjust_cost): Likewise.
11947 (insn_must_be_first_in_group): Likewise.
11948 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
11949 * dbxout.c (dbxout_symbol): Adjust fall through comment.
11950 * df-scan.c (df_uses_record): Likewise.
11951 * dojump.c (do_jump): Add FALLTHRU.
11952 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
11954 (resolve_args_picking_1): Adjust fall through comment.
11955 (loc_list_from_tree_1): Likewise.
11956 * expmed.c (make_tree): Likewise.
11957 * expr.c (expand_expr_real_2): Add FALLTHRU.
11958 (expand_expr_real_1): Likewise. Adjust fall through comment.
11959 * fold-const.c (const_binop): Adjust fall through comment.
11960 (fold_truth_not_expr): Likewise.
11961 (fold_cond_expr_with_comparison): Add FALLTHRU.
11962 (fold_binary_loc): Likewise.
11963 (contains_label_1): Adjust fall through comment.
11964 (multiple_of_p): Likewise.
11965 * gcov-tool.c (process_args): Add FALLTHRU.
11966 * genattrtab.c (check_attr_test): Likewise.
11967 (write_test_expr): Likewise.
11968 * genconfig.c (walk_insn_part): Likewise.
11969 * genpreds.c (validate_exp): Adjust fall through comment.
11970 (needs_variable): Likewise.
11971 * gensupport.c (get_alternatives_number): Add FALLTHRU.
11972 (subst_dup): Likewise.
11973 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
11974 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
11975 (gimplify_scan_omp_clauses): Add FALLTHRU.
11976 (goa_stabilize_expr): Likewise.
11977 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
11979 * hsa-gen.c (get_address_from_value): Likewise.
11980 * ipa-icf.c (sem_function::hash_stmt): Likewise.
11981 * ira.c (ira_setup_alts): Add FALLTHRU.
11982 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
11984 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
11985 * opts.c (common_handle_option): Likewise.
11986 * read-rtl.c (read_rtx_code): Likewise.
11987 * real.c (round_for_format): Likewise.
11988 * recog.c (asm_operand_ok): Likewise.
11989 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
11990 * reload1.c (set_label_offsets): Likewise.
11991 (eliminate_regs_1): Likewise.
11992 (reload_reg_reaches_end_p): Likewise.
11993 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
11994 (rtx_cost): Likewise.
11995 * sched-rgn.c (is_exception_free): Likewise.
11996 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
11997 * stor-layout.c (int_mode_for_mode): Likewise.
11998 * toplev.c (print_to_asm_out_file): Likewise.
11999 (print_to_stderr): Likewise.
12000 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12001 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12002 (chrec_fold_multiply): Likewise.
12003 (evolution_function_is_invariant_rec_p): Likewise.
12004 (for_each_scev_op): Likewise.
12005 * tree-data-ref.c (siv_subscript_p): Likewise.
12006 (get_references_in_stmt): Likewise.
12007 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12008 (substitute_in_expr): Likewise.
12009 (type_cache_hasher::equal): Likewise.
12010 (walk_type_fields): Likewise.
12011 * var-tracking.c (adjust_mems): Add FALLTHRU.
12012 (set_dv_changed): Adjust fall through comment.
12013 * varasm.c (default_function_section): Add FALLTHRU.
12015 2016-08-12 Marek Polacek <polacek@redhat.com>
12018 * tree-complex.c (expand_complex_division): Add missing break.
12020 2016-08-12 Richard Biener <rguenther@suse.de>
12022 * passes.c (execute_todo): Do not push/pop TV_TODO.
12023 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12024 (execute_one_pass): Likewise.
12025 * common.opt (ftime-report-details): New switch.
12026 * doc/invoke.texi (ftime-report-details): Document.
12027 * timevar.h (timer::print_row): Adjust signature.
12028 (timer::all_zero): New static helper.
12029 (timer::child_map_t): New typedef.
12030 (timer::time_var_def): Add children field.
12031 * timevar.c (timer::named_items::print): Adjust.
12032 (timer::~timer): Free timevar recorded children.
12033 (timer::pop_internal): When -ftime-report-details record
12034 time spent in sub-timevars.
12035 (timer::print_row): Adjust.
12036 (timer::print): Print sub-timevar stats, use all_zero.
12037 * timevar.def (TV_TODO): Remove.
12039 2016-08-12 Richard Biener <rguenther@suse.de>
12041 PR tree-optimization/72851
12042 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12043 worklists to use bitmaps indexed in execution order.
12044 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12045 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12046 (cfg_blocks): Make a bitmap.
12047 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12049 (cfg_blocks_empty_p): Adjust.
12050 (cfg_blocks_add): Likewise.
12051 (cfg_blocks_get): Likewise.
12052 (add_ssa_edge): Likewise.
12053 (add_control_edge): Likewise.
12054 (simulate_stmt): Likewise.
12055 (process_ssa_edge_worklist): Likewise.
12056 (simulate_block): Likewise.
12057 (ssa_prop_init): Compute PRE order and stmt UIDs.
12058 (ssa_prop_fini): Adjust.
12059 (ssa_propagate): Adjust.
12061 2016-08-12 Richard Biener <rguenther@suse.de>
12063 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12064 the currently executable edges have fixed ranges. Always
12065 go through update_value_range.
12067 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12071 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12072 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12073 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12074 (LANG_HOOKS_DECLS): Add it.
12075 * langhooks.h (struct lang_hooks_for_decls): Add
12076 function_decl_defaulted. Const_tree-ify
12077 function_decl_explicit_p and function_decl_deleted_p.
12078 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12079 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12080 also at strict DWARF v5.
12083 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12084 TYPE_QUAL_CONST in reference-typed decls.
12087 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12088 in DW_OP_pieces, just enough to handle pointers to member
12090 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12091 expression on DWARFv5 if a constant value doesn't work.
12093 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12095 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12096 * selftest.c (selftest::test_assertions): New function.
12097 (selftest::selftest_c_tests): New function.
12098 * selftest.h (selftest::selftest_c_tests): New declaration.
12100 2016-08-11 Richard Biener <rguenther@suse.de>
12101 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12103 PR rtl-optimization/72855
12104 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12106 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12109 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12110 (vsx_store_<mode>): Likewise.
12112 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12114 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12115 TImode CONST_WIDE_INT store.
12116 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12118 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12120 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12121 mode if unaligned SSE load and store are optimal.
12123 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12125 PR tree-optimization/71083
12126 * tree-predcom.c (ref_at_iteration): Correctly align the
12129 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12131 * config/s390/s390-builtin-types.def: Add INT128 types.
12132 * config/s390/s390-builtins.def: Add INT128 variants for the add
12133 sub low-level builtins dealing with TImode.
12134 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12135 via subreg when expanding a builtin.
12136 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12137 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
12139 * config/s390/vecintrin.h: Adjust builtin names accordingly.
12140 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
12141 ("vec_addc<mode>", "vec_addc_u128"): Merge to
12142 "vacc<bhfgq>_<mode>".
12143 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
12144 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
12145 ("vec_subc<mode>", "vec_subc_u128"): Merge to
12146 "vscbi<bhfgq>_<mode>".
12147 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
12148 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
12150 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12152 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
12154 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12156 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
12157 unused declaration.
12158 (vcond<v_cmp_mixed><mode>): Ditto.
12159 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12161 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12163 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12164 variable explicitly, also assert on it before use.
12166 2016-08-11 Richard Biener <rguenther@suse.de>
12168 PR tree-optimization/72772
12169 * cfgloopmanip.c (create_preheader): Use split_edge if there
12170 is a single loop entry, avoiding degenerate PHIs.
12172 2016-08-11 Richard Biener <rguenther@suse.de>
12174 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12175 unconditional TODO_cleanup_cfg.
12176 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12177 cleanup only if we threaded a jump.
12179 2016-08-11 Alan Modra <amodra@gmail.com>
12182 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12183 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12184 slow. Emit two reloads for slow mem case, first loading in
12185 fast innermode, then converting to required mode.
12187 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12189 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12190 (vec_extract_sig): New macro.
12191 (vec_insert_exp): New macro.
12192 (vec_test_data_class): New macro.
12193 (scalar_extract_exp): New macro.
12194 (scalar_extract_sig): New macro.
12195 (scalar_insert_exp): New macro.
12196 (scalar_test_data_class): New macro.
12197 (scalar_test_neg): New macro.
12198 (scalar_cmp_exp_gt): New macro.
12199 (scalar_cmp_exp_lt): New macro.
12200 (scalar_cmp_exp_eq): New macro.
12201 (scalar_cmp_exp_unordered): New macro.
12202 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12203 to enforce constraint that operand is a 7-bit unsigned literal.
12204 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12205 for power9 built-ins.
12206 (BU_P9V_VSX_2): Likewise.
12207 (BU_P9V_64BIT_VSX_2): Likewise.
12208 (VSEEDP): Add scalar extract exponent support.
12209 (VSEESP): Add scalar extract signature support.
12210 (VSTDCNDP): Add scalar test negative support.
12211 (VSTDCNSP): Likewise.
12212 (VSIEDP): Add scalar insert exponent support.
12213 (VSCEDPGT): Add scalar compare exponent greater than support.
12214 (VSCEDPLT): Add scalar compare exponent less than support.
12215 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12216 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12217 (VSTDCDP): Add scalar test data class support.
12218 (VSTDCSP): Likewise.
12219 (VSEEDP): Add overload support for scalar extract exponent
12221 (VSESDP): Add overload support for scalar extract signature
12223 (VSTDCN): Add overload support for scalar test negative
12225 (VSTDCNDP): Add overload support for scalar test negative
12227 (VSTDCNSP): Add overload support for scalar test negative
12229 (VSIEDP): Add overload support for scalar insert exponent
12231 (VSTDC): Add overload support for scalar test data class
12233 (VSTDCDP): Add overload support for scalar test data class
12235 (VSTDCSP): Add overload support for scalar test data class
12237 (VSCEDPGT): Add overload support for scalar compare exponent
12238 greater than operation.
12239 (VSCEDPLT): Add overload support for scalar compare exponent
12240 less than operation.
12241 (VSCEDPEQ): Add overload support for scalar compare exponent
12242 test-for-equality operation.
12243 (VSCEDPUO): Add overload support for scalar compare exponent
12244 test-for-unordered operation.
12245 (VEEDP): Add vector extract exponent support.
12247 (VESDP): Add vector extract significand support.
12249 (VIEDP): Add vector insert exponent support.
12251 (VTDCDP): Add vector test data class support.
12252 (VTDCSP): Likewise.
12253 (VES): Add overload support for vector extract significand operation.
12256 (VEE): Add overload support for vector extract exponent operation.
12259 (VTDC): Add overload support for vector test data class operation.
12260 (VTDCDP): Likewise.
12261 (VTDCSP): Likewise.
12262 (VIE): Add overload support for vector insert exponent operation.
12265 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12266 overloaded binary floating point functions.
12267 (altivec_resolve_overloaded_builtin): Improve error messages to
12268 distinguish between functions not supported in the current
12269 compiler configuration and functions that were invoked with an
12270 invalid parameter combination, and include the built-in function
12271 name in both error messages.
12272 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12274 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12276 (rs6000_expand_binop_builtin): Add check to enforce that argument
12277 2 of the test data class operations is a 7-bit unsigned literal.
12278 (rs6000_invalid_builtin): Add code to issue an error message if a
12279 built-in function that requires the power9_vector and -m32
12280 command-line options is compiled without these options.
12281 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12282 (UNSPEC_VSX_SXSIGDP): New value.
12283 (UNSPEC_VSX_SXSIGPDP): New value.
12284 (UNSPEC_VSX_SIEXPDP): New value.
12285 (UNSPEC_VSX_SCMPEXPDP): New value.
12286 (UNSPEC_VSX_STSTDC): New value.
12287 (UNSPEC_VSX_VXEXP): New value.
12288 (UNSPEC_VSX_VXSIG): New value.
12289 (UNSPEC_VSX_VIEXP): New value.
12290 (UNSPEC_VSX_VTSTDC): New value.
12291 (xsxexpdp): New insn for scalar extract exponent.
12292 (xsxsigdp): New insn for scalar extract significand.
12293 (xsiexpdp): New insn for scalar insert exponent.
12294 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12295 (*xscmpexpdp): New insn for scalar compare exponents.
12296 (xststdc<Fvsx): New expansion for both single- and
12297 double-precision scalar test data class operations.
12298 (xststdcneg<Fvsx>): New expansion for both single- and
12299 double-precision scalar test for negative value operations.
12300 (*xststdc<Fvsx>): New insn for scalar test data class
12302 (xvxexp<VSs>): New insn for single- and double-precision
12303 vector extract exponent operation.
12304 (xvxsig<VSs>): New insn for single- and double-precision
12305 vector extract significand operation.
12306 (xviexp<VSs>): New insn for single- and double-precision
12307 vector insert exponent operation.
12308 (xvtstdc<VSs>): New insn for single- and double-precision
12309 vector test data class operation.
12310 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12311 built-in functions to represent the Power9 binary floating-point
12312 support instructions.
12314 2016-08-10 bin cheng <bin.cheng@arm.com>
12316 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12318 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12319 Renlin Li <renlin.li@arm.com>
12320 Bin Cheng <bin.cheng@arm.com>
12322 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12323 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12324 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12325 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12326 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12327 (vcond<v_cmp_result><mode>): Ditto.
12328 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12329 (vcondu<mode><mode>): Ditto.
12330 (vcond<v_cmp_mixed><mode>): New pattern.
12331 (vcondu<mode><v_cmp_mixed>): New pattern.
12332 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12333 of aarch64_vcond_internal.
12335 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12336 Renlin Li <renlin.li@arm.com>
12337 Bin Cheng <bin.cheng@arm.com>
12339 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12340 (vec_cmp<mode><v_cmp_result>): New pattern.
12341 (vec_cmpu<mode><mode>): New pattern.
12342 (vcond_mask_<mode><v_cmp_result>): New pattern.
12344 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12346 PR tree-optimization/71734
12347 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12348 REF_LOOP, invoke ref_indep_loop_p_1.
12349 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12350 to ref_indep_loop_p.
12351 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12352 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12353 is inside LOOP, do not cache dpendence value for loops with
12355 (ref_indep_loop_p_2): Delete function.
12356 (can_sm_ref_p): Pass LOOP as additional argument to
12359 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12362 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12363 being an offsettable address.
12365 2016-08-10 Martin Liska <mliska@suse.cz>
12367 PR gcov-profile/58306
12368 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12369 atomic variants of profile update functions.
12371 2016-08-10 Martin Liska <mliska@suse.cz>
12373 Cherry picked (and modified) from google-4_7 branch
12374 2012-12-26 Rong Xu <xur@google.com>
12375 * common.opt (fprofile-update): Add new flag.
12376 * coretypes.h: Define enum profile_update.
12377 * doc/invoke.texi: Document -fprofile-update.
12378 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12379 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12380 * tree-profile.c (gimple_init_edge_profiler): Generate
12381 also atomic profiler update.
12382 (gimple_gen_edge_profiler): Likewise.
12384 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12386 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12387 stack_usage_file to NULL after fclose calls.
12389 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12392 * reload.c (push_reload): Compute subreg_in_class for
12393 subregs of constants and plus expressions. Remove special
12394 handling of SYMBOL_REFs.
12396 2016-08-10 Alan Modra <amodra@gmail.com>
12399 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12400 SImode for TARGET_E500_DOUBLE when given SImode.
12402 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
12404 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
12405 unused variable __O.
12407 2016-08-09 Martin Liska <mliska@suse.cz>
12409 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
12410 _gcov_reset to __gcov_reset.
12411 * doc/gcov-tool.texi: Fix typo.
12413 2016-08-09 Martin Liska <mliska@suse.cz>
12415 * value-prof.c (gimple_divmod_values_to_profile): Do not
12416 instrument MOD histogram if a value is not a SSA name.
12418 2016-08-09 Martin Liska <mliska@suse.cz>
12420 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
12423 2016-08-09 Renlin Li <renlin.li@arm.com>
12425 PR middle-end/64971
12426 * calls.c (prepare_call_address): Convert funexp to Pmode when
12428 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
12429 (sibcall_value): Likewise.
12431 2016-08-09 Marek Polacek <polacek@redhat.com>
12434 * cselib.c (cselib_expand_value_rtx_1): Add return.
12435 * gengtype.c (dbgprint_count_type_at): Likewise.
12436 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
12437 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
12439 2016-08-09 Martin Jambor <mjambor@suse.cz>
12442 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
12443 if instance is a MEM_REF.
12445 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
12448 * config/i386/i386.md (*movtf_internal): Use
12449 lra_in_progress || reload_completed instead of !can_create_pseudo_p
12450 in the insn constraint.
12451 (*movxf_internal): Ditto.
12452 (*movdf_internal): Ditto.
12453 (*movsf_internal): Ditto.
12455 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12457 PR tree-optimization/72772
12458 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
12461 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12463 PR tree-optimization/72772
12464 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
12466 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
12467 parameter STOP and update calls. Move expand_simple_operations
12468 function call from here...
12469 (simplify_using_initial_conditions): ...to here. Delete parameter
12471 (tree_simplify_using_condition): Delete parameter STOP.
12472 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
12473 simplify_using_initial_conditions.
12475 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
12478 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
12479 Use create_tmp_var_raw instead of create_tmp_var.
12481 2016-08-09 Richard Biener <rguenther@suse.de>
12483 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
12484 Treat same SSA names related.
12486 2016-08-09 Jakub Jelinek <jakub@redhat.com>
12488 PR tree-optimization/72824
12489 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
12490 real_zerop is not negative.
12492 2016-08-09 Richard Biener <rguenther@suse.de>
12494 PR tree-optimization/71802
12495 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
12496 all merge opportunities with the predecessor.
12498 2016-08-09 Richard Biener <rguenther@suse.de>
12501 * ipa-prop.c (ipa_modify_formal_parameters): Build
12502 parameter types with natural alignment also for the
12505 2016-08-08 Andi Kleen <ak@linux.intel.com>
12507 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
12509 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12512 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
12513 do-nothing langhook.
12514 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
12515 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
12516 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
12517 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
12519 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12522 * input.c: Ensure that HAVE_ICONV is defined.
12524 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12526 PR middle-end/72781
12527 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
12528 private vars for lastprivate and for linear iterator.
12530 PR middle-end/68762
12531 * omp-simd-clone.c: Include varasm.h.
12532 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
12533 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
12534 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
12535 update function name.
12537 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12539 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
12540 (avr_diagnose_devicespecs_error): Remove.
12541 (avr_devicespecs_file): Remove composing absolute path for specfile
12542 and its verbose info. Remove conditions to check specs-file,
12544 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12546 PR rtl-optimization/72821
12547 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
12548 just return false for them.
12550 2016-08-08 Alan Modra <amodra@gmail.com>
12553 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
12554 toc refs created during reload. Update function comment.
12556 2016-08-08 Alan Modra <amodra@gmail.com>
12559 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
12560 alternatives. Put loads first, then stores, and reg/reg moves
12561 within same class later. Delete attr length.
12563 2016-08-08 Alan Modra <amodra@gmail.com>
12566 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
12567 (mem_operand_ds_form): New predicate.
12568 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
12569 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
12570 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
12571 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
12572 (extendsfdf2_fpr): Replace o constraint with wY.
12574 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
12576 * tree-ssa-threadbackward.c: Include tree-inline.h
12577 (profitable_jump_thread_path): Use estimate_num_insns to estimate
12578 size of copied block; for cold paths reduce duplication.
12579 (find_jump_threads_backwards): Remove redundant tests.
12580 (pass_thread_jumps::gate): Enable for -Os.
12582 2016-08-07 Jakub Jelinek <jakub@redhat.com>
12585 * stor-layout.c (layout_decl): Fix up formatting.
12586 (relayout_decl): Allow DECL to be FIELD_DECL.
12588 2016-08-07 Alan Modra <amodra@gmail.com>
12590 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
12592 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12594 * data-streamer-in.c (streamer_read_wide_int): New.
12595 (streamer_read_widest_int): Renamed function.
12596 * data-streamer-out.c (streamer_write_wide_int): New
12597 (streamer_write_widest_int): Renamed function.
12598 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
12600 (input_cfg): Call renamed function.
12601 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
12603 (output_cfg): Call renamed function.
12604 * data-streamer.h: Add declarations.
12606 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12608 * tree-ssa-ccp.c (extend_mask): New param sgn.
12609 Remove ORing with wi::mask.
12610 (get_default_value): Adjust call to extend_mask to pass sign.
12611 (evaluate_stmt): Likewise.
12613 2016-08-06 Jakub Jelinek <jakub@redhat.com>
12615 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
12618 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12620 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
12621 transform if operand's type is pointer to function or method.
12623 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12625 PR tree-optimization/18046
12626 * tree-ssa-threadedge.c: Include cfganal.h.
12627 (simplify_control_statement_condition): If simplifying a
12628 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
12629 with the dominating ASSERT_EXPR before handing it off to VRP.
12630 Mention that a CASE_LABEL_EXPR may be returned.
12631 (thread_around_empty_blocks): Adjust to handle
12632 simplify_control_statement_condition() returning a
12634 (thread_through_normal_block): Likewise.
12635 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
12636 a switch statement by trying to determine which case label
12639 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
12641 PR rtl-optimization/69847
12642 * lra-constraints.c (process_invariant_for_inheritance): Save
12643 pattern instead of src.
12644 (remove_inheritance_pseudos): Use the pattern. Add assert.
12646 2016-08-05 David Malcolm <dmalcolm@redhat.com>
12648 * input.c (string_concat::string_concat): New constructor.
12649 (string_concat_db::string_concat_db): New constructor.
12650 (string_concat_db::record_string_concatenation): New method.
12651 (string_concat_db::get_string_concatenation): New method.
12652 (string_concat_db::get_key_loc): New method.
12653 (class auto_cpp_string_vec): New class.
12654 (get_substring_ranges_for_loc): New function.
12655 (get_source_range_for_substring): New function.
12656 (get_num_source_ranges_for_substring): New function.
12657 (class selftest::lexer_test_options): New class.
12658 (struct selftest::lexer_test): New struct.
12659 (class selftest::ebcdic_execution_charset): New class.
12660 (selftest::ebcdic_execution_charset::s_singleton): New variable.
12661 (selftest::lexer_test::lexer_test): New constructor.
12662 (selftest::lexer_test::~lexer_test): New destructor.
12663 (selftest::lexer_test::get_token): New method.
12664 (selftest::assert_char_at_range): New function.
12665 (ASSERT_CHAR_AT_RANGE): New macro.
12666 (selftest::assert_num_substring_ranges): New function.
12667 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
12668 (selftest::assert_has_no_substring_ranges): New function.
12669 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
12670 (selftest::test_lexer_string_locations_simple): New function.
12671 (selftest::test_lexer_string_locations_ebcdic): New function.
12672 (selftest::test_lexer_string_locations_hex): New function.
12673 (selftest::test_lexer_string_locations_oct): New function.
12674 (selftest::test_lexer_string_locations_letter_escape_1): New function.
12675 (selftest::test_lexer_string_locations_letter_escape_2): New function.
12676 (selftest::test_lexer_string_locations_ucn4): New function.
12677 (selftest::test_lexer_string_locations_ucn8): New function.
12678 (selftest::uint32_from_big_endian): New function.
12679 (selftest::test_lexer_string_locations_wide_string): New function.
12680 (selftest::uint16_from_big_endian): New function.
12681 (selftest::test_lexer_string_locations_string16): New function.
12682 (selftest::test_lexer_string_locations_string32): New function.
12683 (selftest::test_lexer_string_locations_u8): New function.
12684 (selftest::test_lexer_string_locations_utf8_source): New function.
12685 (selftest::test_lexer_string_locations_concatenation_1): New
12687 (selftest::test_lexer_string_locations_concatenation_2): New
12689 (selftest::test_lexer_string_locations_concatenation_3): New
12691 (selftest::test_lexer_string_locations_macro): New function.
12692 (selftest::test_lexer_string_locations_stringified_macro_argument):
12694 (selftest::test_lexer_string_locations_non_string): New function.
12695 (selftest::test_lexer_string_locations_long_line): New function.
12696 (selftest::test_lexer_char_constants): New function.
12697 (selftest::input_c_tests): Call the new test functions once per
12698 case within the line_table test matrix.
12699 * input.h (struct string_concat): New struct.
12700 (struct location_hash): New struct.
12701 (class string_concat_db): New class.
12702 * substring-locations.h: New header.
12704 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12706 PR tree-optimization/72810
12707 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
12708 the type of the case labels when truncating.
12710 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
12713 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
12714 (aarch64_fp16_ptr_type_node): Likewise.
12715 * config/aarch64/aarch64-simd-builtins.c
12716 (aarch64_fp16_ptr_type_node): Define.
12717 (aarch64_init_fp16_types): New, refactored out of...
12718 (aarch64_init_builtins): ...here, update to call
12719 aarch64_init_fp16_types.
12720 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
12722 (aapcs_vfp_sub_candidate): Likewise.
12724 2016-08-05 Martin Liska <mliska@suse.cz>
12725 Joshua Cranmer <Pidgeot18@gmail.com>
12727 * gcov.c (line_t::has_block): New function.
12728 (enum loop_type): New enum.
12729 (handle_cycle): New function.
12730 (unblock): Likewise.
12731 (circuit): Likewise.
12732 (get_cycles_count): Likewise.
12733 (accumulate_line_counts): Use new loop detection algorithm.
12735 2016-08-05 Martin Liska <mliska@suse.cz>
12737 * gcov.c (output_intermediate_file): Rename
12738 function_info::line_next to next_file_fn.
12739 (process_file): Likewise.
12740 (read_graph_file): Likewise.
12741 (accumulate_line_counts): Likewise.
12742 (output_lines): Likewise.
12744 2016-08-05 Richard Biener <rguenther@suse.de>
12746 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
12747 restriction on threading to a loop header.
12749 2016-08-05 Richard Biener <rguenther@suse.de>
12751 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
12752 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
12753 adjust loop info accordingly.
12755 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
12757 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
12758 before folding call to __builtin_constant_p with parameters to false.
12760 2016-08-05 Alan Modra <amodra@gmail.com>
12762 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
12763 code accidentally committed 2016-05-02 providing class when given
12766 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12768 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
12769 the case label ranges that partially overlap with OP's value
12772 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
12775 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
12776 Cast builtin function result to __mmask16 instead of __mmask8.
12777 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12778 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
12779 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12781 2016-08-04 David Malcolm <dmalcolm@redhat.com>
12783 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
12784 (ASSERT_TRUE_AT): New macro.
12785 (ASSERT_FALSE): Reimplement in terms of...
12786 (ASSERT_FALSE_AT): New macro.
12787 (ASSERT_STREQ_AT): Fix typo in comment.
12789 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12791 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
12792 labels are exhaustive, designate the label with the widest
12793 range to be the default label.
12795 2016-08-04 Andrew Pinski <apinski@cavium.com>
12797 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
12798 (thunderx_tunings): Use thunderx_vector_cost instead of
12799 generic_vector_cost.
12801 2016-08-04 Martin Liska <mliska@suse.cz>
12803 * gcov.c (main): Fix GNU coding style.
12804 (output_intermediate_file): Likewise.
12805 (process_file): Likewise.
12806 (generate_results): Likewise.
12807 (release_structures): Likewise.
12808 (create_file_names): Likewise.
12809 (find_source): Likewise.
12810 (read_graph_file): Likewise.
12811 (find_exception_blocks): Likewise.
12812 (canonicalize_name): Likewise.
12813 (make_gcov_file_name): Likewise.
12814 (mangle_name): Likewise.
12815 (accumulate_line_counts): Likewise.
12816 (output_branch_count): Likewise.
12817 (read_line): Likewise.
12819 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
12821 PR rtl-optimization/71779
12822 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
12823 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
12824 or if it was truncated.
12826 PR rtl-optimization/70903
12827 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
12829 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
12831 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
12832 accessing SSA_NAME_PTR_INFO.
12834 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
12837 * common/config/avr/avr-common.c (avr_option_optimization_table)
12838 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
12840 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
12843 * config/avr/avr.md: New pattern to work around do_store_flag
12844 generating shift instructions for bit extractions.
12846 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
12848 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
12850 (add_equivalence): Likewise.
12851 (get_value_range): Allocate value range with vrp_value_range_pool.
12852 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
12853 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
12855 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
12857 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
12858 the default for the rs6000 port.
12860 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
12862 PR middle-end/71876
12863 * calls.c (special_function_p): Remove special handling of
12864 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
12865 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
12866 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
12868 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
12870 PR middle-end/72778
12871 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
12872 Don't stop on regular insns.
12874 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
12876 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
12877 size to DImode boundary.
12878 (nvptx_propagate): Likewise.
12880 2016-08-03 Alan Modra <amodra@gmail.com>
12882 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
12883 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
12884 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
12885 from -mefficient-unaligned-vector. Note that this affects fp too.
12887 2016-08-03 Alan Modra <amodra@gmail.com>
12889 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
12892 2016-08-03 Alan Modra <amodra@gmail.com>
12894 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
12895 to a reg. Localize vars.
12897 2016-08-03 Alan Modra <amodra@gmail.com>
12899 * config/rs6000/rs6000.opt: Remove negatives from help strings
12902 2016-08-03 Alan Modra <amodra@gmail.com>
12904 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
12905 Delete duplicated code.
12907 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
12909 PR middle-end/72778
12910 * lra-spills.c (regno_in_use_p): New.
12911 (lra_final_code_change): Use it.
12913 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
12915 PR rtl-optimization/69847
12916 * lra-int.h (struct lra-reg): Use restore_rtx instead of
12918 (lra_rtx_hash): New.
12919 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
12921 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
12922 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
12923 * lra-spills.c (lra_final_code_change): Don't delete insn when the
12924 next insn is USE with the same reg as the current insn source.
12925 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
12927 (lra_constraints_init): Call initiate_invariants.
12928 (lra_constraints_finish): Call finish_invariants.
12929 (struct invariant, invariant_t, invariant_ptr_t): New.
12930 (const_invariant_ptr_t, invariants, invariants_pool): New.
12931 (invariant_table, invariant_hash, invariant_eq_p): New.
12932 (insert_invariant, initiate_invariants, finish_invariants): New.
12933 (clear_invariants, invalid_invariant_regs): New.
12934 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
12935 instead of restore_regno.
12936 (invariant_p, process_invariant_for_inheritance): New.
12937 (inherit_in_ebb): Implement invariant inheritance.
12938 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
12939 (remove_inheritance_pseudos): Implement undoing invariant
12941 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
12942 instead of restore_regno.
12943 * lra-assigns.c (regno_live_length): New.
12944 (reload_pseudo_compare_func): Use regno_live_length.
12945 (assign_by_spills): Use restore_rtx instead of restore_regno.
12946 (lra_assign): Ditto. Initiate regno_live_length.
12948 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
12950 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
12951 __builtin_aarch64_fmindf.
12953 2016-08-02 Bin Cheng <bin.cheng@arm.com>
12955 PR tree-optimization/34114
12956 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
12957 information for more control IVs.
12959 2016-08-02 Bin Cheng <bin.cheng@arm.com>
12961 PR tree-optimization/34114
12962 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
12963 PLUS_EXPR case. Handle SSA_NAME case.
12965 2016-08-02 Tamar Christina <tamar.christina@arm.com>
12967 * config/aarch64/aarch64-simd-builtins.def
12968 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
12969 (__builtin_aarch64_fmaxdf): Likewise.
12970 (__builtin_aarch64_smin_nandf): Likewise.
12971 (__builtin_aarch64_smax_nandf): Likewise.
12972 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
12973 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
12974 (<fmaxmin><mode>3): ...this.
12975 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
12976 (vminnm_f64): Likewise.
12977 (vmin_f64): Likewise.
12978 (vmax_f64): Likewise.
12979 * config/aarch64/iterators.md (FMAXMIN): Merge with...
12980 (FMAXMIN_UNS): ...this.
12981 (fmaxmin): Merged with
12982 (fmaxmin_op): ...this...
12983 (maxmin_uns_op): ...in to this.
12985 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12987 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12988 Add support for vec_extract on vector float, vector int, vector
12989 short, and vector char vector types.
12990 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
12991 vector float, vector int, vector short, and vector char
12992 optimizations on 64-bit ISA 2.07 systems for both constant and
12993 variable element numbers.
12994 (rs6000_split_vec_extract_var): Likewise.
12995 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
12996 Altivec registers on ISA 2.07 and above.
12997 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
12998 which never was matched due to the split occuring before register
12999 allocation (and the code would not have worked on little endian
13000 systems if it did match). Allow extracts to go to the Altivec
13001 registers if ISA 2.07 (power8). Change from using "" around the
13002 C++ code to using {}'s.
13003 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13004 vec_extracts when the vector is in memory.
13005 (vsx_extract_v4sf_var): New insn to optimize vector float
13006 vec_extracts when the element number is variable on 64-bit ISA
13008 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13009 for 64-bit ISA 2.07 as well as ISA 3.0.
13010 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13011 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13012 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13013 optimize vector int, vector short, and vector char vec_extracts
13014 when the vector is in memory.
13015 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13016 optimize vector int, vector short, and vector char vec_extracts
13017 when the element number is variable.
13019 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13022 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13023 does not overlap with other symbol flags.
13025 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13027 * config/aarch64/aarch64.h (aarch64_frame):
13028 Remove padding0 and hardfp_offset. Add locals_offset,
13029 initial_adjust, callee_adjust, callee_offset and final_adjust.
13030 * config/aarch64/aarch64.c (aarch64_layout_frame):
13031 Remove unused padding0 and hardfp_offset initializations.
13032 Choose frame layout and set frame variables accordingly.
13033 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13034 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13035 (aarch64_pop_regs): Likewise.
13036 (aarch64_expand_prologue): Remove all decision code, just emit
13037 prolog according to frame variables.
13038 (aarch64_expand_epilogue): Remove all decision code, just emit
13039 epilog according to frame variables.
13040 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13042 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13045 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13046 fix_debug_reg_uses after changing source register mode to
13047 V1TImode if source register is undefined.
13049 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13051 PR tree-optimization/71818
13052 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13053 with non invariant evolutions
13055 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13058 * config/avr/avr.md (length) [branch]: Correct insn length
13059 attribute for forward branches.
13061 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13063 * doc/extend.texi (AVR Built-in Functions): Document
13064 __builtin_avr_nops.
13065 * config/avr/builtins.def (NOPS): New.
13066 * config/avr/avr.c (avr_expand_nops): New static function.
13067 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13069 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13071 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13072 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13075 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13077 * config/aarch64/aarch64.c (vulcan_tunings): Update
13078 vulcan L1 cache_line_size.
13080 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13082 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13083 function that takes a vector memory address, a hard register, an
13084 element number and a temporary base register, and recreates an
13085 address that points to the appropriate element within the vector.
13086 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13087 (rs6000_split_vec_extract_var): Add support for the target of a
13088 vec_extract with variable element number being a scalar memory
13090 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13092 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13093 vsx_extract_<mode>_load insn with a new insn that optimizes
13094 storing either element to a memory location, using scratch
13095 registers to pick apart the vector and reconstruct the address.
13096 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13097 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13098 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13100 (vsx_extract_<mode>_var): Add support for extracting a variable
13101 element number from memory.
13103 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13105 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13106 when testing for compares against constants of the form 0xabab.
13108 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13110 PR tree-optimization/57558
13111 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13113 (vect_loop_versioning): Support versioning with niter assumptions.
13114 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13115 (vect_get_loop_niters): New parameter. Reimplement to support
13116 assumptions in loop niter info.
13117 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13118 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13119 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13120 Support loop versioning for niters.
13121 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13122 (vect_free_loop_info_assumptions): New function.
13123 (vectorize_loops): Free loop niter info for loops with flag
13124 LOOP_F_ASSUMPTIONS set if vectorization failed.
13125 * tree-vectorizer.h (struct _loop_vec_info): New field
13126 num_iters_assumptions.
13127 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13128 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13129 (LOOP_REQUIRES_VERSIONING): New macro.
13130 (vect_free_loop_info_assumptions): New decl.
13132 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13134 * cfgloop.h (struct loop): New field constraints.
13135 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13136 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
13138 * cfgloop.c (alloc_loop): Initialize new field.
13139 * cfgloopmanip.c (copy_loop_info): Copy constraints.
13140 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
13141 Adjust niter analysis wrto loop constraints.
13142 * doc/loop.texi (@node Number of iterations): Add description for loop
13145 2016-07-29 Marek Polacek <polacek@redhat.com>
13148 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
13149 (ix86_expand_round_builtin): Likewise.
13151 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
13152 Georg-Johann Lay <avr@gjlay.de>
13154 PR rtl-optimization/71976
13155 * combine.c (get_last_value): Return 0 if the argument for which
13156 the function is called has a wider mode than the recorded value.
13158 2016-07-29 Marek Polacek <polacek@redhat.com>
13161 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13162 (altivec_expand_st_builtin): Likewise.
13164 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13166 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13167 introduced in r238381.
13169 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13171 PR middle-end/68217
13172 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13173 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13175 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13177 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13179 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13180 Add support for vec_extract of vector double or vector long having
13181 a variable element number on 64-bit ISA 2.07 systems or newer.
13182 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13184 (rs6000_split_vec_extract_var): New function to split a
13185 vec_extract built-in function with variable element number.
13186 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13188 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13189 (UNSPEC_VSX_EXTRACT): Likewise.
13190 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13191 direct move instructions to be generated on 64-bit ISA 2.07
13192 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13194 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13195 arguments for vec_extract variable element.
13196 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13197 vec_extract with variable element on V2DFmode and V2DImode
13199 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13200 -mupper-regs-df requirement, since it isn't needed.
13201 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13202 do direct moves on 64-bit systems, which allows optimization of
13203 vec_extract on 64-bit ISA 2.07 systems and newer.
13205 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13206 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13208 * config/aarch64/aarch64.md
13209 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13210 statement and type.
13211 (<optab>qihi2_aarch64): Likewise, and split into two.
13212 (extendqihi2_aarch64): New.
13213 (zero_extendqihi2_aarch64): New.
13214 * config/aarch64/iterators.md (ldrxt): Remove.
13215 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13218 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13220 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13222 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13224 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13225 (aarch64_push_reg): New function to push 1 or 2 registers.
13226 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13227 (aarch64_expand_prologue): Use aarch64_push_regs.
13228 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13230 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13232 PR tree-optimization/71734
13233 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13234 attribute instead of REF_LOOP and use it.
13235 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13236 set it for Loops having non-zero safelen attribute.
13237 (ref_indep_loop_p): Pass zero as initial value for safelen.
13239 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13241 PR middle-end/72657
13243 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13244 call using chkp_gimple_call_builtin_p.
13245 (chkp_copy_bounds_for_assign): Likewise.
13247 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13249 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13250 * config/arm/arm-protos.h (struct tune_params): Likewise.
13251 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13252 (cortex_a9_sched_adjust_cost): Likewise.
13253 (fa726te_sched_adjust_cost): Likewise.
13254 (arm_adjust_cost): Likewise.
13255 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13256 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13257 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13258 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13259 * config/ia64/ia64.c: Likewise.
13260 * config/m68k/m68k.c: Likewise.
13261 * config/mep/mep.c (mep_adjust_cost): Likewise.
13262 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13264 * config/mips/mips.c (mips_adjust_cost): Likewise.
13265 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13267 * config/pa/pa.c (pa_adjust_cost): Likewise.
13268 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13269 (rs6000_debug_adjust_cost): Likewise.
13270 * config/sh/sh.c (sh_adjust_cost): Likewise.
13271 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13272 (hypersparc_adjust_cost): Likewise.
13273 (sparc_adjust_cost): Likewise.
13274 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13275 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13276 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13278 * config/visium/visium.c (visium_adjust_cost): Likewise.
13279 * doc/tm.texi: Regenerate.
13280 * haifa-sched.c (dep_cost_1): Adjust.
13281 * target.def: Merge adjust_cost and adjust_cost_2.
13283 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13285 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13287 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13289 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13290 (extract_mentioned_regs): Append to a vector instead of
13291 returning a rtx_expr_list.
13292 (st_expr_entry): Adjust.
13293 (free_st_expr_entry): Likewise.
13294 (store_ops_ok): Likewise.
13295 (store_killed_in_insn): Likewise.
13296 (find_moveable_store): Likewise.
13298 2016-07-28 Martin Liska <mliska@suse.cz>
13300 PR gcov-profile/68025
13301 * tree-profile.c (tree_profiling): Respect
13302 no_profile_instrument_function attribute.
13303 * doc/extend.texi: Document no_profile_instrument_function
13306 2016-07-28 Martin Liska <mliska@suse.cz>
13308 PR rtl-optimization/70944
13309 * combine.c (make_compound_operation):
13310 Do not allow make_compound_operation for vector mode
13312 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13314 PR middle-end/71994
13315 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13316 before calling get_ops.
13318 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13320 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13321 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13322 (BITS_PER_UNIT_LOG): Remove.
13323 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13324 * expr.c (expand_assignment): Likewise.
13325 * stor-layout.c (initialize_sizetypes): Likewise.
13327 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13329 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13330 signature of rs6000_expand_vector_extract so that the element
13331 number is a RTX instead of a constant integer.
13332 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13334 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13335 (altivec_expand_vec_ext_builtin): Likewise.
13336 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13337 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13338 MFVSRLD instruction.
13340 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13342 * input.c (get_pure_location): Move here from tree.c.
13343 (make_location): Likewise. Add header comment.
13344 (selftest::test_accessing_ordinary_linemaps): Verify
13345 pure_location_p, make_location, get_location_from_adhoc_loc and
13346 get_range_from_loc.
13347 * input.h (get_pure_location): Move declaration here from tree.h.
13348 (get_finish): Likewise for inline function.
13349 (make_location): Likewise for declaration.
13350 * tree.c (get_pure_location): Move to input.c.
13351 (make_location): Likewise.
13352 * tree.h (get_pure_location): Move declaration to tree.h.
13353 (get_finish): Likewise for inline function.
13354 (make_location): Likewise for declaration.
13356 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13358 PR middle-end/71078
13359 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13361 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13363 * system.h (STATIC_ASSERT): Use static_assert if building
13364 with C++11 onwards.
13366 2016-07-27 Richard Biener <rguenther@suse.de>
13368 PR tree-optimization/72517
13369 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13370 Revert change to not compute read-read dependences.
13372 2016-07-27 Richard Biener <rguenther@suse.de>
13374 * predict.c (set_even_probabilities): Make nedges unsigned.
13376 2016-07-27 Martin Liska <mliska@suse.cz>
13378 * predict.c (set_even_probabilities): Handle unlikely edges.
13379 (combine_predictions_for_bb): Likewise.
13381 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13384 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13385 __float128 support when we don't have hardware support, so that
13386 the IEEE built-in functions like isgreater, first call __unordkf3
13387 to make sure neither operand is a NaN, and if both operands are
13388 ordered, do the normal comparison.
13390 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13392 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13394 (extract_code_and_val_from_cond_with_ops): Verify that name is
13395 either cond_op0 or cond_op1.
13397 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13399 PR tree-optimization/18046
13400 * genmodes.c (emit_mode_size_inline): Emit an assert that
13401 verifies that mode is a valid array index.
13402 (emit_mode_nuinits_inline): Likewise.
13403 (emit_mode_inner_inline): Likewise.
13404 (emit_mode_unit_size_inline): Likewise.
13405 (emit_mode_unit_precision_inline): Likewise.
13406 * tree-vrp.c: Include params.h.
13407 (find_switch_asserts): Register edge assertions for the default
13408 label which correspond to the anti-ranges of each case label.
13409 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
13410 * doc/invoke.texi: Document it.
13412 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13414 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
13415 and unnecessary call to gimple_bb.
13417 2016-07-26 Richard Biener <rguenther@suse.de>
13419 PR rtl-optimization/71984
13420 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
13423 2016-07-26 Richard Biener <rguenther@suse.de>
13425 PR middle-end/72517
13426 * expmed.c (extract_bit_field_1): Constrain the vector mode
13427 with element size matching the extraction mode size when
13428 choosing a better vector mode to do the extraction from.
13430 2016-07-26 Richard Biener <rguenther@suse.de>
13431 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13433 PR middle-end/70920
13434 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
13437 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13439 * tree-ssa-structalias.c (struct scc_info): Change types of
13440 members to auto_sbitmap and auto_vec.
13441 (scc_info::scc_info): New constructor.
13442 (scc_info::~scc_info): New destructor.
13443 (init_scc_info): Remove.
13444 (free_scc_info): Remove.
13445 (find_indirect_cycles): Adjust.
13446 (perform_var_substitution): Likewise.
13447 (free_var_substitution_info): Likewise.
13449 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13451 * tree-outof-ssa.c (struct elim_graph): Change type of members
13452 to auto_vec and auto_sbitmap.
13453 (elim_graph::elim_graph): New constructor.
13454 (delete_elim_graph): Remove.
13455 (expand_phi_nodes): Adjust.
13457 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13459 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
13460 (new_elim_graph): Adjust.
13461 (clear_elim_graph): Likewise.
13462 (delete_elim_graph): Likewise.
13463 (elim_graph_size): Likewise.
13464 (elim_graph_add_node): Likewise.
13465 (elim_graph_add_edge): Likewise.
13466 (elim_graph_remove_succ_edge): Likewise.
13467 (eliminate_name): Likewise.
13468 (eliminate_build): Likewise.
13469 (elim_forward): Likewise.
13470 (elim_unvisited_predecessor): Likewise.
13471 (elim_backward): Likewise.
13472 (elim_create): Likewise.
13473 (eliminate_phi): Likewise.
13474 (expand_phi_nodes): Likewise.
13476 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13478 * bt-load.c (compute_out): Use auto_sbitmap class.
13479 (link_btr_uses): Likewise.
13480 * cfganal.c (mark_dfs_back_edges): Likewise.
13481 (post_order_compute): Likewise.
13482 (inverted_post_order_compute): Likewise.
13483 (pre_and_rev_post_order_compute_fn): Likewise.
13484 (single_pred_before_succ_order): Likewise.
13485 * cfgexpand.c (pass_expand::execute): Likewise.
13486 * cfgloop.c (verify_loop_structure): Likewise.
13487 * cfgloopmanip.c (fix_bb_placements): Likewise.
13488 (remove_path): Likewise.
13489 (update_dominators_in_loop): Likewise.
13490 * cfgrtl.c (break_superblocks): Likewise.
13491 * ddg.c (check_sccs): Likewise.
13492 (create_ddg_all_sccs): Likewise.
13493 * df-core.c (df_worklist_dataflow): Likewise.
13494 * dse.c (dse_step3): Likewise.
13495 * except.c (eh_region_outermost): Likewise.
13496 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13497 * gcse.c (prune_expressions): Likewise.
13498 (prune_insertions_deletions): Likewise.
13499 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
13500 * graph.c (draw_cfg_nodes_no_loops): Likewise.
13501 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
13502 * lcm.c (compute_earliest): Likewise.
13503 (compute_farthest): Likewise.
13504 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
13505 (unroll_loop_runtime_iterations): Likewise.
13506 (unroll_loop_stupid): Likewise.
13507 * lower-subreg.c (decompose_multiword_subregs): Likewise.
13508 * lra-lives.c: Likewise.
13509 * lra.c (lra): Likewise.
13510 * modulo-sched.c (schedule_reg_moves): Likewise.
13511 (optimize_sc): Likewise.
13512 (get_sched_window): Likewise.
13513 (sms_schedule_by_order): Likewise.
13514 (check_nodes_order): Likewise.
13515 (order_nodes_of_sccs): Likewise.
13516 (order_nodes_in_scc): Likewise.
13517 * recog.c (split_all_insns): Likewise.
13518 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
13519 * reload1.c (reload): Likewise.
13520 * sched-rgn.c (haifa_find_rgns): Likewise.
13521 (split_edges): Likewise.
13522 (compute_trg_info): Likewise.
13523 * sel-sched.c (init_seqno): Likewise.
13524 * store-motion.c (remove_reachable_equiv_notes): Likewise.
13525 * tree-into-ssa.c (update_ssa): Likewise.
13526 * tree-ssa-live.c (live_worklist): Likewise.
13527 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
13528 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13530 (try_peel_loop): Likewise.
13531 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13533 * tree-ssa-pre.c (compute_antic): Likewise.
13534 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
13535 * tree-stdarg.c (reachable_at_most_once): Likewise.
13536 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
13537 * var-tracking.c (vt_find_locations): Likewise.
13539 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13541 * sbitmap.h (auto_sbitmap): New class.
13543 2016-07-26 Alan Modra <amodra@gmail.com>
13546 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
13549 2016-07-25 David Malcolm <dmalcolm@redhat.com>
13551 * input.c (selftest::temp_source_file::temp_source_file): Fix
13552 missing "%s" in fprintf.
13554 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
13556 PR middle-end/71732
13557 * cselib.c (cselib_process_insn): Invalidate argument slots for
13560 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13562 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
13563 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
13564 vmulxh_lane_f16, vmulxh_laneq_f16): New.
13566 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13568 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13569 * config/aarch64/aarch64.md (fma, fnma): Support HF.
13570 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
13572 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13574 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13575 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
13577 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
13578 (add<mode>3): Likewise.
13579 (sub<mode>3): Likewise.
13580 (mul<mode>3): Likewise.
13581 (div<mode>3): Likewise.
13582 (*div<mode>3): Likewise.
13583 (<fmaxmin><mode>3): Extend to HF.
13584 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
13585 (fabd<mode>3): Likewise.
13586 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
13587 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
13588 (aarch64_fmulx<mode>): Likewise.
13589 (aarch64_fac<optab><mode>): Likewise.
13590 (aarch64_frecps<mode>): Likewise.
13591 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
13592 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
13593 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
13594 (VSDQ_HSDI): Support HI.
13595 (fcvt_target, FCVT_TARGET): Likewise.
13596 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
13597 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
13598 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
13599 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
13600 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
13601 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
13602 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
13603 vrsqrtsh_f16): New.
13605 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13607 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
13608 * config/aarch64/aarch64-builtins.c (hi_UP): New.
13609 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13610 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
13612 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
13613 (aarch64_cm<optab><mode>): Likewise.
13614 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
13615 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
13616 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
13617 (sqrt<mode>2): Likewise.
13618 (*sqrt<mode>2): Likewise.
13619 (abs<mode>2): Likewise.
13620 (<optab><mode>hf2): New pattern for HF mode.
13621 (<optab>hihf2): Likewise.
13622 * config/aarch64/arm_neon.h: Include arm_fp16.h.
13623 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
13624 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
13626 * config/aarch64/arm_fp16.h: New file.
13627 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
13628 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
13629 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
13630 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
13631 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
13632 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
13633 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
13634 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
13635 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
13636 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
13637 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
13638 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
13641 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13643 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
13644 reduc_smin_scal_): Use VDQIF_F16.
13645 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
13646 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
13648 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
13649 * config/aarch64/iterators.md (VDQIF_F16): New.
13650 (vp): Support HF modes.
13651 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
13652 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
13654 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13656 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
13657 "*aarch64_mulx_elt_from_dup<mode>".
13658 (*aarch64_mul3_elt<mode>): Update schedule type.
13659 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
13660 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
13661 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
13662 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
13663 (f, fp): Support HF modes.
13664 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
13665 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
13666 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
13667 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
13668 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
13669 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
13671 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13673 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13674 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
13676 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
13679 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13681 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13682 * config/aarch64/aarch64-simd.md
13683 (aarch64_rsqrts<mode>): Extend to HF modes.
13684 (fabd<mode>3): Likewise.
13685 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
13686 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
13687 (aarch64_<maxmin_uns>p<mode>): Likewise.
13688 (<su><maxmin><mode>3): Likewise.
13689 (<maxmin_uns><mode>3): Likewise.
13690 (<fmaxmin><mode>3): Likewise.
13691 (aarch64_faddp<mode>): Likewise.
13692 (aarch64_fmulx<mode>): Likewise.
13693 (aarch64_frecps<mode>): Likewise.
13694 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
13695 (add<mode>3): Extend to HF modes.
13696 (sub<mode>3): Likewise.
13697 (mul<mode>3): Likewise.
13698 (div<mode>3): Likewise.
13699 (*div<mode>3): Likewise.
13700 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
13702 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
13703 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
13704 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
13705 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
13706 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
13707 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
13708 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
13709 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
13710 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
13711 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
13712 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
13713 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
13714 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
13715 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
13717 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13719 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
13720 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13721 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
13722 (neg<mode>2): Likewise.
13723 (abs<mode>2): Likewise.
13724 (<frint_pattern><mode>2): Likewise.
13725 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
13726 (<optab><VDQF:mode><fcvt_target>2): Likewise.
13727 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
13728 (ftrunc<VDQF:mode>2): Likewise.
13729 (<optab><fcvt_target><VDQF:mode>2): Likewise.
13730 (sqrt<mode>2): Likewise.
13731 (*sqrt<mode>2): Likewise.
13732 (aarch64_frecpe<mode>): Likewise.
13733 (aarch64_cm<optab><mode>): Likewise.
13734 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
13736 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
13737 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
13739 * config/aarch64/arm_neon.h (vdup_n_f16): New.
13740 (vdupq_n_f16): Likewise.
13741 (vld1_dup_f16): Use vdup_n_f16.
13742 (vld1q_dup_f16): Use vdupq_n_f16.
13743 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
13744 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
13745 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
13746 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
13747 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
13748 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
13749 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
13750 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
13751 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
13752 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
13753 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
13754 vsqrt_f16, vsqrtq_f16): New.
13756 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13758 * config/aarch64/aarch64-simd.md
13759 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
13760 (aarch64_ext<mode>): Likewise.
13761 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
13762 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
13763 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
13765 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
13767 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
13768 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
13769 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
13770 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
13771 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
13772 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
13773 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
13775 (vmov_n_f16): Reimplement using vdup_n_f16.
13776 (vmovq_n_f16): Reimplement using vdupq_n_f16..
13778 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13780 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
13781 "frame_related_p". Generate CFA annotation when it's necessary.
13782 (aarch64_expand_prologue): Use aarch64_add_constant.
13783 (aarch64_expand_epilogue): Likewise.
13784 (aarch64_output_mi_thunk): Pass "false" when calling
13785 aarch64_add_constant.
13787 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13789 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
13792 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13794 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
13795 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
13796 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
13797 (aarch64_build_constant): Delete.
13799 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
13802 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
13804 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
13805 flag_toplevel_reorder.
13807 2016-07-25 Richard Biener <rguenther@suse.de>
13809 * cgraph.c (cgraph_node::verify_node): Compare against builtin
13810 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
13811 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
13812 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
13813 (streamer_get_builtin_tree): Likewise.
13814 (streamer_write_builtin): Likewise.
13815 * lto-streamer.h (LTO_builtin_decl): Remove.
13816 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
13817 (lto_input_scc): Remove LTO_builtin_decl handling.
13818 (lto_input_tree_1): Liekwise.
13819 * lto-streamer-out.c (lto_output_tree_1): Remove special
13820 handling of builtins.
13821 (DFS::DFS): Likewise.
13822 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
13823 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
13825 (streamer_write_builtin): Remove.
13827 2016-07-25 Martin Liska <mliska@suse.cz>
13829 * lto-cgraph.c (input_symtab): Don't call get_working_sets
13830 if flag_auto_profile is set to true.
13832 2016-07-25 Martin Liska <mliska@suse.cz>
13834 PR gcov-profile/71868
13835 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
13836 have a function with multiple latches, count them all.
13838 2016-07-25 Martin Liska <mliska@suse.cz>
13840 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
13842 2016-07-25 Martin Liska <mliska@suse.cz>
13844 PR tree-optimization/71987
13845 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
13846 just for SSA_NAMEs. Fix GNU coding style.
13848 2016-07-25 Martin Liska <mliska@suse.cz>
13850 PR gcov-profile/64874
13851 * gcov-io.h: Update command about file format.
13852 * gcov-iov.c (main): Adapt the numbering scheme.
13854 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13856 PR middle-end/66726
13857 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
13858 whose result is used in PHI.
13859 (final_range_test_p): Likewise.
13860 (maybe_optimize_range_tests): Likewise.
13862 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13864 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13865 Reformat two multi-line strings.
13867 2016-07-22 Martin Sebor <msebor@redhat.com>
13869 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
13871 2016-07-22 Martin Sebor <msebor@redhat.com>
13874 * doc/extend.texi (Compound Literals): Correct and clarify.
13875 (Cast to Union): Same.
13877 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
13879 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
13880 comments to explain why certain error messages make mention of
13881 undocumented options.
13882 (rs6000_invalid_builtin): Change error messages to replace mention
13883 of undocumented options with mention of the -mcpu=power9 option
13884 that enables those undocumented options.
13885 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
13886 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
13887 definition of this macro to correct an existing error.
13888 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
13889 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
13890 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
13891 descriptions of built-in functions so that they depend on
13892 -mcpu=power9 instead of on the corresponding undocumented flags.
13893 * doc/invoke.texi (Option Summary): Remove all mention of newly
13894 undocumented flags.
13895 (IBM RS/6000 and PowerPC Options): Likewise.
13896 * doc/md.texi (Constraints for Particuliar Machines): Remove all
13897 mention of newly undocumented flags.
13899 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
13901 * ipa-cp.c (determine_versionability): Do not create constprop clones,
13902 when target_clones attribute is set.
13904 2016-07-22 Bin Cheng <bin.cheng@arm.com>
13906 * common.opt (funsafe-loop-optimizations): Mark ignore.
13907 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
13908 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
13910 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
13911 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
13913 2016-07-22 Bin Cheng <bin.cheng@arm.com>
13915 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13917 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
13919 (number_of_iterations_exit): Warn missed loop optimization for
13920 possible infinite loops.
13922 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
13925 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
13926 when to emit a ".machine" pseudo-op.
13928 2016-07-22 Martin Liska <mliska@suse.cz>
13930 PR gcov-profile/69028
13931 PR gcov-profile/62047
13932 * coverage.c (coverage_compute_lineno_checksum): Do not
13933 calculate checksum for fns w/o xloc.file.
13934 (coverage_compute_profile_id): Likewise.
13936 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
13938 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
13939 (avr_secondary_reload): ...and implementation.
13940 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
13941 * config/avr/avr.md (reload_in<mode>): Remove insns.
13942 (adjust_len) [lpm]: Remove insn attribute value.
13943 * config/avr/predicates.md (flash_operand): Remove insn predicate.
13945 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13947 PR middle-end/71876
13948 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
13950 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
13951 * calls.c (special_function_p): Remove the special handling of the
13952 "__builtin_" prefix.
13954 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13956 PR middle-end/71876
13957 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
13958 if STMT may be an alloca call.
13959 (gimple_alloca_call_p, alloca_call_p): Return only true for the
13960 builtin alloca call.
13961 * calls.h (gimple_maybe_alloca_call_p): New function.
13962 * tree-inline.c (inline_forbidden_p_stmt): Use
13963 gimple_maybe_alloca_call_p here.
13965 2016-07-21 David Malcolm <dmalcolm@redhat.com>
13967 * spellcheck-tree.c (best_macro_match::best_macro_match):
13968 Explictly specify the template arguments when invoking the base
13969 class constructor, to help older C++ compilers.
13971 2016-07-21 Jakub Jelinek <jakub@redhat.com>
13974 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
13975 before builtin_decl_implicit.
13977 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13979 * optabs.c (emit_condiitonal_move): Short circuit for identical
13982 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13984 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
13985 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
13986 (noce_conversion_profitable_p): New.
13987 (noce_try_store_flag_constants): Use it.
13988 (noce_try_addcc): Likewise.
13989 (noce_try_store_flag_mask): Likewise.
13990 (noce_try_cmove): Likewise.
13991 (noce_try_cmove_arith): Likewise.
13992 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
13994 (noce_convert_multiple_sets): Move cost model to here, from...
13995 (bb_ok_for_noce_convert_multiple_sets) ...here.
13996 (noce_process_if_block): Update calls for above changes.
13997 (noce_find_if_block): Record new noce_if_info parameters.
13999 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14001 * target.def (max_noce_ifcvt_seq_cost): New.
14002 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14003 * doc/tm.texi: Regenerate.
14004 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14005 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14006 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14007 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14008 * doc/invoke.texi: Document new params.
14010 2016-07-21 Richard Biener <rguenther@suse.de>
14012 PR tree-optimization/71947
14013 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14014 ranges have useful limit_vr information.
14016 2016-07-21 Richard Biener <rguenther@suse.de>
14018 * function-tests.c (build_trivial_generic_function): Set
14019 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14020 * omp-low.c (create_omp_child_function): Likewise.
14021 (grid_expand_target_grid_body): Likewise.
14022 * cgraphunit.c (init_lowered_empty_function): Likewise.
14023 (cgraph_node::expand_thunk): Likewise.
14024 * tree-parloops.c (create_loop_fn): Likewise.
14025 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14027 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14029 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14032 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14034 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14035 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14036 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14037 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14038 values for insn attribute.
14039 * config/avr/avr.c (avr_out_insert_notbit): New function.
14040 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14041 ADJUST_LEN_INSV_NOTBIT_0/_7.
14042 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14044 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14046 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14047 (chrec_convert_1, chrec_convert): Ditto.
14048 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14049 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14050 * tree-vrp.c (adjust_range_with_scev): Ditto.
14051 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14052 (scev_var_range_cant_overflow): New function.
14053 (scev_probably_wraps_p): New parameter. Call above function.
14054 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14056 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14058 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14059 by removing computation of may_be_zero.
14061 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14063 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14065 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14067 Improving concepts performance and diagnostics.
14068 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14069 for constraint satisfaction and subsumption.
14070 * timevar.h (auto_timevar): New constructor that matches the push/pop
14071 pattern of usage in pt.c.
14073 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14075 * hwint.h (HOST_WIDE_INT_0): New define.
14076 (HOST_WIDE_INT_0U): Ditto.
14077 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14078 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14079 * simplify-rtx.c: Ditto.
14080 * tree-object-size.c: Ditto.
14082 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14084 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14087 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14089 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14090 * combine.c: Use HOST_WIDE_INT_M1U instead of
14091 ~(unsigned HOST_WIDE_INT) 0.
14092 * double-int.h: Ditto.
14094 * dwarf2asm.c:Ditto.
14096 * genmodes.c: Ditto.
14098 * read-rtl.c: Ditto.
14099 * tree-ssa-loop-ivopts.c: Ditto.
14100 * tree-ssa-loop-prefetch.c: Ditto.
14101 * tree-vect-generic.c: Ditto.
14102 * tree-vect-patterns.c: Ditto.
14105 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14107 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14108 constant addresses outside [0,0xc0] into a register.
14109 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14110 cases where the base address register is unused after.
14111 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14112 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14113 (avr_out_store_psi_reg_disp_tiny): Same.
14115 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14117 Implement attribute progmem on reduced Tiny cores by adding
14118 flash offset 0x4000 to respective symbols.
14121 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14122 documentation how it works on reduced Tiny cores.
14123 (AVR Named Address Spaces): No support for reduced Tiny.
14124 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14125 (avr_address_tiny_pm_p): New static function.
14126 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14127 if the address is in progmem.
14128 (avr_assemble_integer): Same.
14129 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14130 for symbol_ref in progmem.
14131 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14132 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14133 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14135 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14137 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
14138 * configure: Regenerate.
14139 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
14140 (USE_THIN_ARCHIVES): New variable.
14141 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
14142 this archive as a thin archive.
14144 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14146 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
14147 same location as last time, don't skip if we have fix-it hints.
14148 Clarify the skipping logic by converting it from one "if" clause
14149 to repeated "if" clauses.
14150 * spellcheck-tree.c: Include "cpplib.h".
14151 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
14152 (best_macro_match::best_macro_match): New constructor.
14153 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
14154 Move here from c/c-decl.c.
14155 (class best_macro_match): Move here from c/c-decl.c, converting
14156 from a typedef to a subclass, gaining a ctor.
14158 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14160 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14161 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14163 (avr_addr_space_diagnose_usage): ...and implementation.
14164 (avr_addr_space_supported_p): New function.
14165 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14166 report bad address space usage if that space is supported.
14167 (avr_insert_attributes): Same. No more complain about unsupported
14169 * config/avr/avr-c.c (tm_p.h): Include it.
14170 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14171 macro if avr_addr_space_supported_p.
14173 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14175 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14176 flag_toplevel_reorder.
14178 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14180 * gcc-rich-location.c
14181 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14183 * gcc-rich-location.h
14184 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14186 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14188 * target.def (addr_space): Add new diagnose_usage to hook vector.
14189 * targhooks.c (default_addr_space_diagnose_usage): Add default
14190 implementation and...
14191 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14192 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14193 is some address space, call targetm.addr_space.diagnose_usage.
14194 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14195 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14196 * doc/tm.texi: Regenerate.
14198 2016-07-20 Martin Liska <mliska@suse.cz>
14200 PR middle-end/71898
14201 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14202 Properly handly PHI stmts.
14204 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14206 PR tree-optimization/71503
14207 PR tree-optimization/71683
14208 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14211 2016-07-20 Martin Liska <mliska@suse.cz>
14213 * doc/invoke.texi (-fipa-ra): Document when the option is
14214 disabled. Fix a typo.
14216 2016-07-20 Martin Liska <mliska@suse.cz>
14218 * Makefile.in: Include fibonacci_heap.c
14219 * fibonacci_heap.c: New file.
14220 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14221 (fibonacci_heap::union_with): Fix deletion of the second heap.
14222 * selftest-run-tests.c (selftest::run_tests): Incorporate
14223 fibonacci heap tests.
14224 * selftest.h: Declare fibonacci_heap_c_tests.
14226 2016-07-20 Martin Liska <mliska@suse.cz>
14228 * selftest-run-tests.c (selftest::run_tests): New function.
14229 * selftest.h (sreal_c_tests): Declare.
14230 * sreal.c (sreal_verify_basics): New function.
14231 (verify_aritmetics): Likewise.
14232 (sreal_verify_arithmetics): Likewise.
14233 (verify_shifting): Likewise.
14234 (sreal_verify_shifting): Likewise.
14235 (void sreal_c_tests): Likewise.
14237 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14239 PR rtl-optimization/71916
14240 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14241 bb which have a single succ fake edge.
14243 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14246 * dwarf2out.c (gen_subprogram_die): Only call
14247 gen_unspecified_parameters_die while dumping early dwarf.
14249 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14251 PR middle-end/71874
14252 * gimple-fold.c (fold_builtin_memory_op): Use
14253 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14255 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14257 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14258 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14259 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14260 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14261 * combine.c: Ditto.
14264 * double-int.c: Ditto.
14266 * dwarf2out.c: Ditto.
14269 * fold-const.c: Ditto.
14270 * function.c: Ditto.
14272 * genmodes.c: Ditto.
14276 * loop-doloop.c: Ditto.
14277 * loop-invariant.c: Ditto.
14278 * loop-iv.c: Ditto.
14283 * rtlanal.c: Ditto.
14284 * simplify-rtx.c: Ditto.
14285 * stor-layout.c: Ditto.
14287 * tree-ssa-loop-ivopts.c: Ditto.
14288 * tree-vect-generic.c: Ditto.
14289 * tree-vect-patterns.c: Ditto.
14294 * wide-int-print.cc: Ditto.
14295 * wide-int.cc: Ditto.
14296 * wide-int.h: Ditto.
14298 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14300 * selftest.c (selftest::assert_streq): Handle NULL values of
14301 val_actual and val_expected.
14303 2016-07-19 Martin Jambor <mjambor@suse.cz>
14306 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14307 rather than cgraph_create_node to get a call graph node.
14309 2016-07-19 Richard Biener <rguenther@suse.de>
14311 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14312 handle all tcc_constant bases and valueize SSA names.
14313 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14314 tcc_constant bases.
14316 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14318 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14319 the flags of the exit block and bb2, not just the entry block.
14321 2016-07-19 Richard Biener <rguenther@suse.de>
14323 PR tree-optimization/71901
14324 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14325 align member, group stuff with the bitfield.
14326 (vn_ref_op_align_unit): New inline.
14327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14328 record element alignment and operand 3 unchanged.
14329 (ao_ref_init_from_vn_reference): Adjust.
14330 (valueize_refs_1): Likewise.
14331 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14333 2016-07-19 Richard Biener <rguenther@suse.de>
14335 PR tree-optimization/71908
14336 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14337 symbolic constants in a more reliable way.
14339 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14341 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14343 (vect_update_inits_of_drs): Likewise.
14344 (vect_create_cond_for_alias_checks): Likewise.
14345 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14347 2016-07-19 Richard Biener <rguenther@suse.de>
14350 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14351 with an abstract origin that is not an inlined function outer
14352 scope add a self-reference as abstract origin.
14353 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14355 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14358 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14359 unintentional System V.4 structure return breakage for structures
14360 with a single floating point element.
14362 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14364 PR tree-optimization/71734
14365 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14366 contains REF, use it to check safelen, assume that safelen value
14367 must be greater 1, fix style.
14368 (ref_indep_loop_p_2): Add REF_LOOP argument.
14369 (ref_indep_loop_p): Pass LOOP as additional argument to
14370 ref_indep_loop_p_2.
14372 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14374 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14375 allocation in the prologue.
14376 * explow.c (get_dynamic_stack_base): New function to return an address
14377 expression for the dynamic stack base.
14378 (get_dynamic_stack_size): New function to do the required dynamic stack
14379 space size calculations.
14380 (allocate_dynamic_stack_space): Use new functions.
14381 (align_dynamic_address): Move some code from
14382 allocate_dynamic_stack_space to new function.
14383 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14385 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14387 * config/s390/s390.c (s390_encode_section_info): Always set
14388 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14391 2016-07-18 Richard Biener <rguenther@suse.de>
14393 PR tree-optimization/71893
14394 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14395 for sizetype cast added by array_ref_element_size.
14396 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14398 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14400 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
14401 register parameters. Remove code to initialize argument pointer
14402 on TARGET_64BIT. Optimize call to _mcount when it can be reached
14403 using a pc-relative branch. Cleanup conditional code.
14404 * config/pa/pa.md (call_mcount): New expander.
14405 (call_mcount_nonpic): New insn.
14406 (call_mcount_pic): New insn and split.
14407 (call_mcount_pic_post_reload): New insn.
14408 (call_mcount_64bit): New insn and split.
14409 (call_mcount_64bit_post_reload): New insn.
14411 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
14413 * config/avr/predicates.md (const_m255_to_m1_operand): New.
14414 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
14415 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
14416 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
14417 (*usum_widenqihi3, *udiff_widenqihi3)
14418 (*addhi3_zero_extend.const): New combiner insns.
14419 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
14420 just 1 bit is affected.
14421 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
14422 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14424 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
14426 * omp-low.c (lower_omp_target): Mark data clauses with
14427 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
14428 zero-length subarrays.
14430 2016-07-15 Richard Biener <rguenther@suse.de>
14432 PR tree-optimization/71881
14433 * tree-loop-distribution.c (destroy_loop): Remove blocks in
14434 reverse DOM order to make debug temp generation happy.
14436 2016-07-15 Richard Biener <rguenther@suse.de>
14438 PR tree-optimization/71887
14439 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
14440 verify it is not zero for division / modulo handling.
14441 (value_replacement): Adjust.
14443 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
14444 Julian Brown <julian@codesourcery.com>
14446 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
14447 * config/aarch64/aarch64-cost-tables.h
14448 (vulcan_extra_costs): New variable.
14449 * config/aarch64/aarch64.c
14450 (vulcan_addrcost_table): Likewise.
14451 (vulcan_regmove_cost): Likewise.
14452 (vulcan_vector_cost): Likewise.
14453 (vulcan_branch_cost): Likewise.
14454 (vulcan_tunings): Likewise.
14456 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
14458 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
14459 (output_in_order): Loop over undefined variables too. Output them
14460 via assemble_undefined_decl. Skip variables that correspond to hard
14461 registers or have value-exprs.
14462 * varpool.c (symbol_table::output_variables): Handle undefined
14463 variables together with defined ones.
14465 2016-07-15 Richard Biener <rguenther@suse.de>
14467 * tree-ssa-pre.c (get_representative_for): Make sure to return
14468 the value number of SSA names.
14469 (phi_translate_1): get_representative_for cannot return NULL.
14470 (do_pre_regular_insertion): Remove redundant call to
14471 fully_constant_expression.
14472 (do_pre_partial_partial_insertion): Likewise.
14474 2016-07-15 Bin Cheng <bin.cheng@arm.com>
14476 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
14477 (derive_simple_iv_with_niters): New function.
14478 (simple_iv): Rewrite using simple_iv_with_niters.
14479 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
14480 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14482 (number_of_iterations_exit): Rewrite using above function.
14483 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14486 2016-07-15 Richard Biener <rguenther@suse.de>
14488 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
14489 vec_construct cost.
14491 2016-07-14 Jakub Jelinek <jakub@redhat.com>
14493 PR tree-optimization/71872
14494 * tree-data-ref.c (get_references_in_stmt): Ignore references
14495 with is_gimple_constant get_base_address.
14497 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14499 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
14500 (TARGET_HAVE_LDACQD): New macro.
14501 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
14502 than TARGET_HAVE_LDACQ.
14503 (arm_load_acquire_exclusivedi): Likewise.
14504 (arm_store_release_exclusivedi): Likewise.
14506 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14508 PR rtl-optimization/71878
14509 * lra-constraints.c (match_reload): Pass information about other
14510 output operands. Create new unique register value if matching input
14511 operand shares same register value as output operand being considered.
14512 (curr_insn_transform): Record output operands already processed.
14514 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14517 PR tree-optimization/70923
14518 * tree-vect-patterns.c: Include mult-synthesis.h.
14519 (target_supports_mult_synth_alg): New function.
14520 (synth_lshift_by_additions): Likewise.
14521 (apply_binop_and_append_stmt): Likewise.
14522 (vect_synth_mult_by_constant): Likewise.
14523 (target_has_vecop_for_code): Likewise.
14524 (vect_recog_mult_pattern): Use above functions to synthesize vector
14525 multiplication by integer constants.
14527 2016-07-14 Alan Modra <amodra@gmail.com>
14529 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
14530 gpr alternatives. Correct '*' placement on Y,r alternative.
14531 Add '*' on operand 1 of r,r alternative.
14533 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14535 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
14536 * expmed.h: ... Here.
14538 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
14540 * gimple.h (stmt_can_terminate_bb_p): New function.
14541 * tree-cfg.c (need_fake_edge_p): Rename to ...
14542 (stmt_can_terminate_bb_p): ... this; return true if stmt can
14543 throw external; handle const and pure calls.
14544 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
14546 2016-07-14 Richard Biener <rguenther@suse.de>
14548 PR tree-optimization/71866
14549 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
14550 (do_hoist_insertion): Avoid endless recursion when we
14551 didn't insert anything because we managed to simplify
14552 things down to a constant or SSA name.
14553 (fully_constant_expression): Re-write in terms of ...
14554 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
14555 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
14556 vn_nary_build_or_lookup_1.
14557 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
14558 (vn_nary_build_or_lookup): ... this which now wraps it.
14560 2016-07-14 Alan Modra <amodra@gmail.com>
14563 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
14564 with p9_vector override before power9-dform override.
14566 2016-07-13 Andi Kleen <ak@linux.intel.com>
14568 * value-prof.c (gimple_value_profile_transformations): Don't run
14569 when auto_profile is on.
14571 2016-07-13 Andi Kleen <ak@linux.intel.com>
14573 * auto-profile.c (update_inlined_ind_target,
14574 afdo_indirect_call): Print information to dump file.
14576 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
14578 * genrecog.c (special_predicate_operand_p): New function.
14579 (predicate_name): Move function.
14580 (validate_pattern): Don't warn about missing mode for all
14581 define_special_predicate predicates.
14583 2016-07-13 Bin Cheng <bin.cheng@arm.com>
14585 * tree-vect-data-refs.c (vect_no_alias_p): New function.
14586 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
14587 resolve alias checks which are known at compilation time.
14588 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
14589 alias checks are resolved. Move dump info for too many runtime
14590 alias checks to here...
14591 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
14593 2016-07-13 Richard Biener <rguenther@suse.de>
14595 PR tree-optimization/24574
14596 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
14597 position and add shift, rotate, divison and modulo support
14599 (value_replacement): Pass in argument position to absorbing_element_p.
14601 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
14604 * ipa-inline-transform.c (inline_call): Support
14605 instrumented thunks.
14607 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14609 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
14610 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
14612 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
14613 Baseline. Make initial alternative TARGET_32BIT only.
14614 (udivsi3): Likewise.
14615 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
14616 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
14619 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14621 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
14622 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
14623 availability with TARGET_HAVE_MOVT.
14624 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
14625 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
14626 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
14628 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
14629 extra instruction if MOVW is available. Use a cost variable
14630 incremented by COSTS_N_INSNS (1) when the condition match rather than
14631 returning an arithmetic expression based on COSTS_N_INSNS. Make
14632 constant with bottom half word zero cost 2 instruction if MOVW is
14634 * config/arm/arm.md (define_attr "arch"): Add v8mb.
14635 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
14636 target is ARMv8-M Baseline.
14637 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
14638 (arm_movtas_ze): Likewise.
14639 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
14640 alternative for constants satisfying j constraint.
14641 (thumb1_movsi_insn): Likewise.
14642 (movsi splitter for K alternative): Tighten condition to not trigger
14643 if movt is available and j constraint is satisfied.
14644 (Pe immediate splitter): Likewise.
14645 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
14646 constant fitting in an halfword to use MOVW.
14647 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
14650 2016-07-13 Richard Biener <rguenther@suse.de>
14652 PR middle-end/71104
14653 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
14654 gimplifying the LHS. Make sure to gimplify a returning twice
14655 call LHS without using SSA names.
14657 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14659 * tree-data-ref.c (find_data_references_in_stmt): Remove
14660 unnecessary call to vec::release.
14661 (graphite_find_data_references_in_stmt): Likewise.
14662 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
14663 * tree-vect-stmts.c (vectorizable_condition): Likewise.
14665 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14667 * cfgexpand.c (expand_used_vars): Make the type of a local
14669 * genmatch.c (lower_for): Likewise.
14670 * haifa-sched.c (haifa_sched_init): Likewise.
14671 (add_to_speculative_block): Likewise.
14672 (create_check_block_twin): Likewise.
14673 * predict.c (handle_missing_profiles): Likewise.
14674 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
14675 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
14676 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
14678 (maybe_lower_iteration_bound): Likewise.
14679 * tree-ssa-sccvn.c (DFS): Likewise.
14680 * tree-stdarg.c (reachable_at_most_once): Likewise.
14681 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14682 (vectorizable_store): Likewise.
14684 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14686 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
14687 (sccvn_dom_walker): make cond_stack an auto_vec.
14689 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14691 * ree.c (struct ext_state): Make type of members auto_vec.
14692 (find_and_remove_re): Adjust.
14694 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14696 * cfgexpand.c (struct stack_vars_data): Make type of fields
14698 (expand_used_vars): Adjust.
14700 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14702 * ipa.c (record_cdtor_fn): Adjust.
14703 (build_cdtor_fns): Likewise.
14704 (ipa_cdtor_merge): Make static_ctors and static_dtors local
14707 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14709 * genextract.c (struct accum_extract): Add constructor and make
14711 (gen_insn): Adjust.
14713 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14715 * tree.c (struct free_lang_data_d): Add constructor and change
14716 types of members to ones that automatically manage resources.
14717 (fld_worklist_push): Adjust.
14718 (find_decls_types): Likewise.
14719 (find_decls_types_in_eh_region): Likewise.
14720 (free_lang_data_in_cgraph): Stop manually creating and
14721 destroying members of free_lang_data_d.
14723 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
14725 PR rtl-optimization/68961
14726 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
14727 peephole variant. Use sse_reg_operand predicates.
14729 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
14731 * config/i386/predicates.md (x86_64_immediate_operand)
14732 <case CONST_INT>: Remove unneeded truncation to DImode.
14733 <case CONST>: Ditto.
14734 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14736 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14739 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
14740 The xxperm and xxpermr instructions require that the 2nd input
14741 operand overlap with the output operand, and not the 1st.
14742 (altivec_vperm_v8hiv16qi): Likewise.
14743 (altivec_vperm_<mode>_uns_internal): Likewise.
14744 (altivec_vpermr_<mode>_internal): Likewise.
14745 (vperm_v8hiv4si): Likewise.
14746 (vperm_v16qiv8hi): Likewise.
14748 2016-07-12 Nathan Sidwell <nathan@acm.org>
14750 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
14751 when -mno-pic-data-is-text-relative is in effect, by default.
14752 * doc/invoke.texi (mpic-data-is-text-relative): Document new
14753 behavior and clarify.
14755 2016-07-12 Martin Liska <mliska@suse.cz>
14757 * params.def: Add avg-loop niter.
14758 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
14759 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
14760 * doc/invoke.texi: Document the new parameter.
14762 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14764 PR middle-end/71700
14765 * expr.c (store_constructor): Mask sign-extended bits when widening
14766 sub-word constructor element at the start of a word.
14768 2016-07-12 Martin Liska <mliska@suse.cz>
14770 * Makefile.in: Append rule for params-options.h.
14771 * params-options.h: New file.
14773 2016-07-12 Martin Liska <mliska@suse.cz>
14775 * ira-build.c (mark_loops_for_removal): Properly iterate
14778 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
14779 Richard Biener <rguenther@suse.de>
14781 PR tree-optimization/23286
14782 PR tree-optimization/70159
14783 * doc/invoke.texi: Document -fcode-hoisting.
14784 * common.opt (fcode-hoisting): New flag.
14785 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
14786 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
14787 (do_regular_insertion): Rename to ...
14788 (do_pre_regular_insertion): ... this and amend general comments
14789 on insertion strathegy.
14790 (do_partial_partial_insertion): Rename to ...
14791 (do_pre_partial_partial_insertion): ... this.
14792 (do_hoist_insertion): New function.
14793 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
14794 and call do_hoist_insertion properly.
14796 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
14797 (pass_pre::execute): Register hoist_insert stats.
14799 2016-07-12 Jakub Jelinek <jakub@redhat.com>
14801 PR middle-end/71716
14802 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
14803 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
14804 is different from mode's bitsize. Small cleanup.
14806 2016-07-12 Richard Biener <rguenther@suse.de>
14808 PR rtl-optimization/68961
14809 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
14810 to simplify to a non-constant.
14812 2016-07-11 Jakub Jelinek <jakub@redhat.com>
14814 PR middle-end/71758
14815 * omp-low.c (expand_omp_target): Gimplify device.
14817 PR tree-optimization/71823
14818 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
14819 to get vec_oprnds2 from op2.
14821 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
14823 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
14824 Hoist common subexpressions.
14825 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14827 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
14830 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
14831 prevent generation of 'stxsiwx' on pre Power8 hardware.
14833 2016-07-11 David Malcolm <dmalcolm@redhat.com>
14835 * input.c: Include cpplib.h.
14836 (selftest::temp_source_file): New class.
14837 (selftest::temp_source_file::temp_source_file): New ctor.
14838 (selftest::temp_source_file::~temp_source_file): New dtor.
14839 (selftest::should_have_column_data_p): New function.
14840 (selftest::test_should_have_column_data_p): New function.
14841 (selftest::temp_line_table): New class.
14842 (selftest::temp_line_table::temp_line_table): New ctor.
14843 (selftest::temp_line_table::~temp_line_table): New dtor.
14844 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
14845 it to create a temp_line_table.
14846 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
14847 locations that are known to have column data.
14848 (selftest::line_table_case): New struct.
14849 (selftest::test_reading_source_line): Move tempfile handling
14850 to class temp_source_file.
14851 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
14852 (selftest::assert_token_loc_eq): New function.
14853 (ASSERT_TOKEN_LOC_EQ): New macro.
14854 (selftest::test_lexer): New function.
14855 (selftest::boundary_locations): New array.
14856 (selftest::input_c_tests): Call test_should_have_column_data_p.
14857 Loop over a test matrix of interesting values of location and
14858 default_range_bits, calling test_lexer on each case in the matrix.
14859 Move call to test_accessing_ordinary_linemaps into the matrix.
14860 * selftest.h (ASSERT_EQ): Reimplement in terms of...
14861 (ASSERT_EQ_AT): New macro.
14863 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
14866 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14867 Don't convert TImode in debug insn.
14869 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14871 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
14872 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
14873 (tree_type_common::lang_flag_7): New.
14874 (tree_type_common::spare): Reduce size.
14875 * tree.h (TYPE_ALIGN_OK): Remove.
14876 (TYPE_LANG_FLAG_7): New.
14877 (get_inner_reference): Adjust header.
14878 * print-tree.c (print_node): Adjust.
14879 * expr.c (get_inner_reference): Remove parameter keep_aligning.
14880 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
14881 calls to get_inner_reference.
14882 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
14883 handling of TYPE_ALIGN_OK.
14884 * builtins.c (get_object_alignment_2): Adjust call to
14885 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
14886 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
14888 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
14889 * cfgexpand.c (expand_debug_expr): Likewise.
14890 * dbxout.c (dbxout_expand_expr): Likewise.
14891 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
14892 loc_list_from_tree, fortran_common): Likewise.
14893 * fold-const.c (optimize_bit_field_compare,
14894 decode_field_reference, fold_unary_loc, fold_comparison,
14895 split_address_to_core_and_offset): Likewise.
14896 * gimple-laddress.c (execute): Likewise.
14897 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
14898 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
14899 * hsa-gen.c (gen_hsa_addr): Likewise.
14900 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
14901 * tsan.c (instrument_expr): Likewise.
14902 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
14903 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
14904 * tree-affine.c (tree_to_aff_combination,
14905 get_inner_reference_aff): Adjust calls to get_inner_reference.
14906 * tree-data-ref.c (split_constant_offset_1,
14907 dr_analyze_innermost): Likewise.
14908 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
14909 * tree-sra.c (ipa_sra_check_caller): Likewise.
14910 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
14911 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
14912 bswap_replace): Likewise.
14913 * tree-vect-data-refs.c (vect_check_gather,
14914 vect_analyze_data_refs): Likewise.
14915 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
14916 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
14919 2016-07-11 David Malcolm <dmalcolm@redhat.com>
14921 * Makefile.in (selftest-valgrind): New phony target.
14922 * function-tests.c (selftest::build_cfg): Delete pass instances
14923 created by the test.
14924 (selftest::convert_to_ssa): Likewise.
14925 (selftest::test_expansion_to_rtl): Likewise.
14926 * tree-cfg.c (selftest::test_linear_chain): Release dominator
14928 (selftest::test_diamond): Likewise.
14930 2016-07-11 Richard Biener <rguenther@suse.de>
14932 PR tree-optimization/71816
14933 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
14934 than replacing all of its operands.
14936 2016-07-11 Alan Modra <amodra@gmail.com>
14938 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
14939 (ctr<mode>): Add unspec.
14940 (ctr<mode>_internal*): Likewise.
14942 2016-07-08 James Bowman <james.bowman@ftdichip.com>
14944 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
14945 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
14947 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
14949 PR rtl-optimization/71621
14950 * lra-constraints.c (process_alt_operands): Check combination of
14951 reg class and mode.
14953 2016-07-08 Jason Merrill <jason@redhat.com>
14954 Richard Biener <rguenther@suse.de>
14956 P0145: Refining Expression Order for C++.
14957 * gimplify.c (initial_rhs_predicate_for): New.
14958 (gimplfy_modify_expr): Gimplify RHS before LHS.
14960 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14963 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14964 Allow standard error handling to take over when a wrong number
14965 of arguments is presented to __builtin_vec_ld () or
14966 __builtin_vec_st ().
14968 2016-07-08 Jiong Wang <jiong.wang@arm.com>
14970 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
14975 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
14976 __builtin_aarch64_fmaxv2sf.
14977 (vmaxnmq_f32): Likewise.
14978 (vmaxnmq_f64): Likewise.
14979 (vminnm_f32): Likewise.
14980 (vminnmq_f32): Likewise.
14981 (vminnmq_f64): Likewise.
14983 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
14986 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
14987 enable -mfloat128-hardware by default.
14988 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
14989 that IEEE 128-bit hardware support needs.
14990 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
14991 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
14992 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
14993 floating point requires.
14994 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14995 -mfloat128 and -mfloat128-hardware changes.
14997 2016-07-08 Alan Hayward <alan.hayward@arm.com>
14999 PR tree-optimization/71667
15000 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15002 2016-07-08 Martin Liska <mliska@suse.cz>
15004 PR middle-end/71606
15005 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15006 folding produces SAVE_EXPRs, thus return false for the type.
15008 2016-07-07 Martin Liska <mliska@suse.cz>
15010 * file-find.c (remove_prefix): New function.
15011 * file-find.h (remove_prefix): Declare the function.
15012 * gcc-ar.c (main): Skip a folder of the wrapper if
15013 a wrapped binary would point to the same file.
15015 2016-07-07 Jan Hubicka <jh@suse.cz>
15017 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15018 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15019 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15021 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15024 * ipa-inline-analysis.c (compute_inline_parameters): Set
15025 local.can_change_signature to false for intrumentation
15028 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15030 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15031 with TARGET_HAVE_MOVT.
15032 (TARGET_HAVE_MOVT): Define.
15033 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15034 availability with TARGET_HAVE_MOVT.
15035 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15037 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15039 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15040 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15041 * config/arm/constraints.md (define_constraint "j"): Use
15042 TARGET_HAVE_MOVT to check MOVT availability.
15044 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15046 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15048 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15050 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15051 (armv8-m.main): Likewise.
15052 (armv8-m.main+dsp): Likewise.
15053 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15054 (FL_FOR_ARCH8M_MAIN): Likewise.
15055 * config/arm/arm-tables.opt: Regenerate.
15056 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15057 armv8-m.main+dsp to BE8_LINK_SPEC.
15058 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15059 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15060 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15061 Baseline and Mainline.
15062 (arm_option_override_internal): Also disable arm_restrict_it when
15063 !arm_arch_notm. Update comment for -munaligned-access to also cover
15065 (arm_file_start): Increase buffer size for printing architecture name.
15066 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15067 and armv8-m.main+dsp.
15068 (mno-unaligned-access): Clarify that this is disabled by default for
15069 ARMv8-M Baseline architectures as well.
15071 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15073 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15074 decide whether to prevent some libgcc routines being included for some
15075 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15076 link between this condition and the one in
15077 libgcc/config/arm/lib1func.S.
15079 2016-07-07 Richard Biener <rguenther@suse.de>
15081 * tree-ssa-pre.c: Include alias.h.
15082 (compute_avail): If we have multiple VN_REFERENCEs with the
15083 same hashtable entry adjust that to make it a valid replacement
15084 for all of them with respect to alignment and aliasing
15085 when doing insertion.
15086 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15087 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15089 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15093 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15094 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15097 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15099 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15100 (adjust_mems): Adjust.
15101 (adjust_insn): Likewise.
15102 (prepare_call_arguments): Likewise.
15104 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15106 * gcse.c (struct ls_expr): Make stores field a vector.
15107 (ldst_entry): Adjust.
15108 (free_ldst_entry): Likewise.
15109 (print_ldst_list): Likewise.
15110 (compute_ld_motion_mems): Likewise.
15111 (update_ld_motion_stores): Likewise.
15113 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15115 * gcse.c (struct ls_expr): Remove loads field.
15116 (ldst_entry): Adjust.
15117 (free_ldst_entry): Likewise.
15118 (print_ldst_list): Likewise.
15119 (compute_ld_motion_mems): Likewise.
15121 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15123 * store-motion.c (struct st_expr): Make antic_stores a vector.
15124 (st_expr_entry): Adjust.
15125 (free_st_expr_entry): Likewise.
15126 (print_store_motion_mems): Likewise.
15127 (find_moveable_store): Likewise.
15128 (compute_store_table): Likewise.
15129 (remove_reachable_equiv_notes): Likewise.
15130 (replace_store_insn): Likewise.
15131 (build_store_vectors): Likewise.
15133 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15135 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15136 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
15138 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15140 PR tree-optimization/71518
15141 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
15142 misalign also for outer loops with negative step.
15144 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
15146 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
15147 (cortex_a53_shift): Add mov_shift.
15148 (cortex_a53_shift_reg): Add new reservation for register shifts.
15149 (cortex_a53_alu): Remove bfm.
15150 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
15151 (cortex_a53_alu_extr): Add new reservation for EXTR.
15152 (bypasses): Improve bypass modelling.
15154 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15157 * config/avr/avr.c (avr_asm_select_section): Strip off
15158 SECTION_DECLARED from flags when calling get_section.
15160 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15162 * tree-vectorizer.h (vect_memory_access_type): Add
15163 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15164 * tree-vect-stmts.c (compare_step_with_zero): New function.
15165 (perm_mask_for_reverse): Move further up file.
15166 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15168 (get_negative_load_store_type): New function.
15169 (get_load_store_type): Call it. Add an ncopies argument.
15170 (vectorizable_mask_load_store): Update call accordingly and
15171 remove tests for negative steps.
15172 (vectorizable_store, vectorizable_load): Likewise. Handle new
15173 memory_access_types.
15175 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15177 * tree-vectorizer.h (vect_memory_access_type): New enum.
15178 (_stmt_vec_info): Add a memory_access_type field.
15179 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15180 (vect_model_store_cost): Take an access type instead of a boolean.
15181 (vect_model_load_cost): Likewise.
15182 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15183 vect_model_store_cost and vect_model_load_cost.
15184 * tree-vect-stmts.c (vec_load_store_type): New enum.
15185 (vect_model_store_cost): Take an access type instead of a
15186 store_lanes_p boolean. Simplify tests.
15187 (vect_model_load_cost): Likewise, but for load_lanes_p.
15188 (get_group_load_store_type, get_load_store_type): New functions.
15189 (vectorizable_store): Use get_load_store_type. Record the access
15190 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15191 (vectorizable_load): Likewise.
15192 (vectorizable_mask_load_store): Likewise. Replace is_store
15193 variable with vls_type.
15195 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15197 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15198 single_element_p parameter.
15199 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15200 Check the PR65518 case here rather than in vectorizable_load.
15201 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15202 * tree-vect-stmts.c (vectorizable_load): Likewise.
15204 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15206 * tree-vectorizer.h (gather_scatter_info): New structure.
15207 (vect_check_gather_scatter): Return a bool rather than a decl.
15208 Replace return-by-pointer arguments with a single
15209 gather_scatter_info *.
15210 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15211 (vect_analyze_data_refs): Update call accordingly.
15212 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15213 (vectorizable_mask_load_store): Likewise. Also record the
15214 offset dt and vectype in the gather_scatter_info.
15215 (vectorizable_store): Likewise.
15216 (vectorizable_load): Likewise.
15218 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15220 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15221 strided groups, use the cost of N scalar accesses instead
15222 of ncopies vector accesses.
15223 (vect_model_load_cost): Likewise.
15225 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15227 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15228 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15229 variable to indicate when once-per-group costs are being used.
15230 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15232 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15234 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15235 peeling-for-gaps condition.
15237 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15239 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15240 element to register if it doesn't match general_operand.
15242 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15243 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15245 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15247 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15248 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15249 (SIGNBIT): New mode iterator.
15250 (Fsignbit): New mode attribute.
15251 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15252 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15253 when direct moves are available.
15254 (signbit<mode>2_dm): New define_insn_and_split).
15255 (signbit<mode>2_dm2): New define_insn.
15257 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15259 PR rtl-optimization/71594
15260 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15261 into subregs of appropriate mode before trying to emit a conditional
15264 2016-07-05 Jan Hubicka <jh@suse.cz>
15266 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15267 (simple_iv): Use it.
15269 2016-07-05 Jan Hubicka <jh@suse.cz>
15271 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15273 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15275 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15278 2016-07-05 Jan Hubicka <jh@suse.cz>
15280 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15283 2016-07-05 Richard Biener <rguenther@suse.de>
15285 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15286 Handle empty else block.
15287 (is_feasible_trace): Likewise.
15288 (split_paths): Likewise.
15290 2016-07-05 Richard Biener <rguenther@suse.de>
15292 * tree-loop-distribution.c (distribute_loop): Fix issue with
15293 the cost model loop.
15295 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15297 * config/arm/neon-testgen.ml: Delete.
15298 * config/arm/neon.ml: Delete.
15300 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15303 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15304 directly using TREE_PURPOSE.
15306 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15308 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15309 * config/aarch64/aarch64_neon.h: Likewise.
15310 * config/aarch64/arm_neon.h: Likewise.
15311 * config/aarch64/atomics.md: Likewise.
15312 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15313 * doc/invoke.texi: Likewise.
15315 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15317 * config/s390/s390.md: Add "z13" cpu_facility.
15318 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15319 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15320 condition" type instructions.
15322 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15323 Jeff Law <law@redhat.com>
15325 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15326 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15328 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15330 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15331 permutation for TARGET_AVX512F.
15332 (ix86_expand_vec_one_operand_perm_avx512): New function.
15333 (expand_vec_perm_1): Invoke introduced function.
15334 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15335 it may be not valid after vectorization.
15337 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15340 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15341 typo in comment. Only force to memory if it is a weak
15342 external reference.
15344 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15345 Jiong Wang <jiong.wang@arm.com>
15347 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15348 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15349 (AARCH64_FL_F16): New.
15350 (AARCH64_FL_FOR_ARCH8_2): New.
15351 (AARCH64_ISA_8_2): New.
15352 (AARCH64_ISA_F16): New.
15353 (TARGET_FP_F16INST): New.
15354 (TARGET_SIMD_F16INST): New.
15355 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15356 ("fp"): Disabling "fp" also disables "fp16".
15357 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15358 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15359 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15360 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15362 2016-07-04 Jan Beulich <jbeulich@suse.com>
15364 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15366 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15369 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15370 the insns, use an insn form that does not adjust the offset on
15371 little endian systems.
15373 2016-07-01 Jan Beulich <jbeulich@suse.com>
15375 * varasm.c (get_variable_section): Validate initializer in
15376 named .bss-like sections.
15378 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15380 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15381 Exchange the order of the second and third operands in the vpermr
15382 instruction tmeplate.
15384 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15387 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15388 Disallow TDmode values.
15390 2016-07-01 Alan Modra <amodra@gmail.com>
15392 PR rtl-optimization/71709
15393 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15394 being set, not referenced.
15396 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15398 PR tree-optimization/70729
15399 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15400 of loop since it can be not valid after transformation.
15402 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15404 * config/arm/arm.c (thumb_reload_in_hi): Delete.
15405 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
15407 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
15409 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
15412 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15415 * config/rs6000/constraints.md (wY constraint): New constraint to
15416 match the requirements for the LXSD and STXSD instructions.
15417 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
15418 predicate to match the requirements for the LXSD and STXSD
15420 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
15421 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
15422 to make sure that the bottom 2 bits of offset are 0, the address
15423 form is offsettable, and no updating is done in the address mode.
15424 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
15425 (movdi_internal32): Likewise
15426 (movdi_internal64): Likewise.
15428 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15430 PR tree-optimization/71707
15431 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
15432 strinfo even for ADDR_EXPR ptr.
15434 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
15436 * config/rs6000/altivec.md (darn_32): Change the condition to
15437 TARGET_P9_MISC instead of TARGET_MODULO.
15438 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
15439 condition expression.
15440 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
15441 condition expression.
15442 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
15443 (DFP_TEST): New code iterator.
15444 (dfptstsfi_<code>_mode>): New define_expand.
15445 (*dfp_sgnfcnc_<mode>): New define_insn.
15446 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
15447 definition next to BU_P9_MISC_1 definition and change the MASK
15448 value to RS6000_BTM_P9_MISC.
15449 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
15450 (BU_P9_64BIT_MISC_0): Likewise.
15451 (BU_P9_DFP_MISC_0): New macro definition.
15452 (BU_P9_DFP_MISC_1): New macro definition.
15453 (BU_P9_DFP_MISC_2): New macro definition.
15454 (BU_P9_DFP_OVERLOAD_1): New macro definition.
15455 (BU_P9_DFP_OVERLOAD_2): New macro definition.
15456 (BU_P9_DFP_OVERLOAD_3): New macro definition.
15457 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
15458 (TSTSFI_LT_TD): Likewise.
15459 (TSTSFI_EQ_DD): Likewise.
15460 (TSTSFI_EQ_TD): Likewise.
15461 (TSTSFI_GT_DD): Likewise.
15462 (TSTSFI_GT_TD): Likewise.
15463 (TSTSFI_OV_DD): Likewise.
15464 (TSTSFI_OV_TD): Likewise.
15465 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
15466 (TSTSFI_LT_DD): Likewise.
15467 (TSTSFI_LT_TD): Likewise.
15468 (TSTSFI_EQ): Likewise.
15469 (TSTSFI_EQ_DD): Likewise.
15470 (TSTSFI_EQ_TD): Likewise.
15471 (TSTSFI_GT): Likewise.
15472 (TSTSFI_GT_DD): Likewise.
15473 (TSTSFI_GT_TD): Likewise.
15474 (TSTSFI_OV): Likewise.
15475 (TSTSFI_OV_DD): Likewise.
15476 (TSTSFI_OV_TD): Likewise.
15477 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15478 overloaded test significance functions.
15479 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15480 OPTION_MASK_P9_MISC into the representation of this mask.
15481 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
15483 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
15484 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
15486 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
15487 argument is a 6-bit unsigned literal value if the icode argument
15488 represents a DFP test significance built-in call.
15489 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
15490 flag used independently and in combination with the
15491 RS6000_BTM_64BIT flag.
15492 (rs6000_opt_masks): Add entry for power9-misc command-line option.
15493 (rs6000_builtin_mask_names): Add entry for power9-misc
15494 command-line option.
15495 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
15496 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
15497 RS6000_BTM_P9_MISC macros.
15498 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
15499 option and change the description of the -mpower9-vector option to
15500 enable only vector instructions, removing its erroneously claimed
15501 support for scalar instructions.
15502 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15503 the ISA 3.0 digital floating point test significance built-in
15506 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
15508 * config/aarch64/aarch64.c (cortexa35_tunings):
15509 Enable AES fusion. Use cortexa57_branch_cost.
15510 (cortexa53_tunings): Use cortexa57_branch_cost.
15511 (cortexa72_tunings): Use cortexa57_branch_cost.
15512 Use AUTOPREFETCHER_WEAK.
15513 (cortexa73_tunings): Use cortexa57_branch_cost.
15515 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15516 James Greenhalgh <james.greenhalgh@arm.com>
15518 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
15519 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
15520 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
15521 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
15522 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
15523 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
15524 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
15525 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
15526 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
15527 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
15528 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
15529 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
15530 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
15533 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
15534 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15536 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
15538 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
15540 2016-06-30 David Malcolm <dmalcolm@redhat.com>
15543 * gcc.c (driver::build_option_suggestions): Pass "option" to
15544 add_misspelling_candidates.
15545 * opts-common.c (add_misspelling_candidates): Add "option" param;
15546 use it to avoid adding negated forms for options marked with
15548 * opts.h (add_misspelling_candidates): Add "option" param.
15550 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15552 PR middle-end/71693
15553 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
15554 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
15555 first when permuting bitwise operation with rotate. Cast
15556 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
15558 2016-06-29 David Malcolm <dmalcolm@redhat.com>
15560 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
15561 for misspelled param names.
15562 * params.c: Include spellcheck.h.
15563 (find_param_fuzzy): New function.
15564 * params.h (find_param_fuzzy): New prototype.
15565 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
15566 * spellcheck.h (struct edit_distance_traits<const char *>):
15569 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
15571 * config/rs6000/predicates.md (const_0_to_7_operand): New
15572 predicate, recognize 0..7.
15573 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15574 support for doing extracts from V16QImode, V8HImode, V4SImode
15576 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
15577 vector extract support.
15578 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
15579 for ISA 3.0 vector extract.
15580 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
15581 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
15582 extracts of a constant element number from small integer vectors
15583 on 64-bit ISA 3.0 systems.
15584 (vsx_extract_<mode>_di): Likewise.
15585 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
15586 say when we can do ISA 3.0 vector extracts.
15587 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
15588 registers, using the stxsiwx instruction.
15590 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
15592 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
15593 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
15594 qdf24xx_regmove_cost, qdf24xx_tunings): New.
15595 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
15596 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
15597 * config/arm/arm.c (arm_qdf24xx_tune): New.
15599 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
15601 * config/aarch64/aarch64.c (cortexa53_tunings):
15602 Increase loop alignment to 8. Set function alignment to 16.
15603 (cortexa35_tunings): Likewise.
15604 (cortexa57_tunings): Increase loop alignment to 8.
15605 (cortexa72_tunings): Likewise.
15606 (cortexa73_tunings): Likewise.
15608 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
15610 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
15611 for arm_fp16_ok and arm_fp16_hw.
15612 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
15613 arm_fp16_alternative.
15615 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
15617 PR tree-optimization/71655
15618 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
15619 types when swapping operands.
15621 2016-06-29 Martin Liska <mliska@suse.cz>
15623 PR middle-end/71585
15624 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
15625 * ipa-inline-transform.c (inline_call): Remove unnecessary call
15626 of build_optimization_node.
15628 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
15630 PR tree-optimization/70729
15631 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
15632 independent in loops having positive safelen value.
15633 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15634 it may be not valid after vectorization.
15636 2016-06-29 Jakub Jelinek <jakub@redhat.com>
15638 PR tree-optimization/71625
15639 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
15640 is sorted by ascending list->offset. If PTR is non-NULL and there is
15641 previous strinfo, call get_stridx_plus_constant.
15642 (get_stridx): Pass exp as second argument to get_addr_stridx.
15643 (addr_stridxptr): Add missing list = list->next, so that there can be
15644 more than one entries in the list. Bump limit from 16 to 32. Ensure
15645 the list is sorted by ascending list->offset.
15646 (get_stridx_plus_constant): Adjust so that it can be also called with
15647 ADDR_EXPR instead of SSA_NAME as PTR.
15648 (handle_char_store): Pass NULL_TREE as second argument to
15651 2016-06-29 Richard Biener <rguenther@suse.de>
15653 PR rtl-optimization/68961
15654 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
15656 2016-06-29 Richard Biener <rguenther@suse.de>
15658 PR middle-end/71002
15659 * alias.c (component_uses_parent_alias_set_from): Handle
15660 type punning through union accesses by using the union alias set.
15661 * gimple.c (gimple_get_alias_set): Remove union type punning case.
15663 2016-07-29 Richard Biener <rguenther@suse.de>
15665 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
15666 precision not matching mode precision.
15668 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
15670 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
15671 pa_output_arg_descriptor.
15672 (call_val_symref_64bit_post_reload): Likewise.
15673 (call_val_powf_64bit_post_reload): Likewise.
15674 (sibcall_internal_symref_64bit): Likewise.
15675 (sibcall_value_internal_symref_64bit): Likewise.
15677 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15679 PR middle-end/71626
15680 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
15681 a constant, force its SUBREG_REG into memory or register instead
15684 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15687 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
15688 * doc/invoke.texi (AVR Options): Document it.
15690 2016-06-28 Walter Lee <walt@tilera.com>
15692 * config/tilegx/linux.h: Do not include arch/icache.h
15693 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15694 * config/tilepro/linux.h: Do not include arch/icache.h
15695 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15697 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
15699 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
15700 for big-endian BIT_FIELD_REF.
15702 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
15704 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
15705 ('size' attribute): Add '128'.
15707 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
15708 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
15709 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
15710 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
15711 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
15712 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
15713 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
15714 *trunc<mode>df2_odd): Set size attribute to '128'.
15715 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
15716 * config/rs6000/power6.md (power6-fp): Include dfp type.
15717 * config/rs6000/power7.md (power7-fp): Likewise.
15718 * config/rs6000/power8.md (power8-fp): Likewise.
15719 * config/rs6000/power9.md: New file.
15720 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
15721 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
15722 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
15724 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
15725 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15726 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
15727 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
15728 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
15729 dfp_dscri_<mode>): Change type attribute to dfp.
15730 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
15731 attribute to vecsimple.
15732 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
15733 and prefetch streams.
15734 (rs6000_option_override_internal): Remove temporary code setting
15735 tuning to power8. Don't set rs6000_sched_groups for power9.
15736 (last_scheduled_insn): Change to rtx_insn *.
15737 (divide_cnt, vec_load_pendulum): New variables.
15738 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
15739 (rs6000_issue_rate): Set issue rate for Power9.
15740 (is_power9_pairable_vec_type): New.
15741 (power9_sched_reorder2): New.
15742 (rs6000_sched_reorder2): Call new function for Power9 specific
15744 (insn_must_be_first_in_group): Remove Power9.
15745 (insn_must_be_last_in_group): Likewise.
15746 (force_new_group): Likewise.
15747 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
15748 Initialize divide_cnt/vec_load_pendulum.
15749 (_rs6000_sched_context, rs6000_init_sched_context,
15750 rs6000_set_sched_context): Handle context save/restore of new
15753 2016-06-28 Richard Biener <rguenther@suse.de>
15755 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
15756 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
15757 COMPONENT_REF operand.
15758 (nonoverlapping_component_refs_p): Likewise.
15759 * stor-layout.c (start_bitfield_representative): Mark
15760 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
15762 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15764 * Makefile.in: Don't cat ../stage_current if it does not exist.
15766 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
15767 last argument is a bit-field.
15769 PR rtl-optimization/71673
15770 * internal-fn.c (expand_arith_overflow_result_store): Use
15771 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
15772 expand_simple_binop.
15774 PR middle-end/66867
15775 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
15776 expand_ifn_atomic_compare_exchange): New functions.
15777 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
15778 * tree.h (build_call_expr_internal_loc): Rename to ...
15779 (build_call_expr_internal_loc_array): ... this. Fix up type of
15781 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
15782 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
15783 ATOMIC_COMPARE_EXCHANGE result.
15784 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
15785 * gimple-fold.h (optimize_atomic_compare_exchange_p,
15786 fold_builtin_atomic_compare_exchange): New prototypes.
15787 * gimple-fold.c (optimize_atomic_compare_exchange_p,
15788 fold_builtin_atomic_compare_exchange): New functions..
15789 * tree-ssa.c (execute_update_addresses_taken): If
15790 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
15791 of call when finding addressable vars, and if such var becomes
15792 non-addressable, call fold_builtin_atomic_compare_exchange.
15794 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
15797 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
15798 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
15800 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
15802 * config/rs6000/rs6000.md ('type' attribute): Add
15803 veclogical,veccmpfx,vecexts,vecmove insn types.
15804 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
15805 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
15806 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
15807 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
15808 *nabs<mode>2_hw): Change type to vecmove.
15809 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
15810 *boolcc<mode>3_internal, *eqv<mode>3_internal,
15811 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
15812 *ieee_128bit_vsx_abs<mode>2_internal,
15813 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
15814 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
15815 *ieee128_mtvsrd_32bit): Change type to veclogical.
15816 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
15817 *movdi_internal32, *movdi_internal64): Update insn types.
15818 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
15819 vsx_extract_<mode>): Change type to veclogical.
15820 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
15821 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
15822 *vsx_sign_extend_si_v2di): Change type to vecexts.
15823 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
15824 type to veclogical.
15825 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
15826 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
15827 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
15828 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
15829 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15830 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
15831 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
15832 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
15833 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
15834 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
15835 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
15836 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
15837 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
15838 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
15839 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
15840 (ppc7450-vecsimple): Add veclogical, vecmove.
15841 (ppc7450-veccmp): Add veccmpfx.
15842 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
15844 (ppc8540_vector_compare): Add veccmpfx.
15845 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
15846 * config/rs6000/cell.md (cell-fp): Add fpsimple.
15847 (cell-vecsimple): Add veclogical, vecmove.
15848 (cell-veccmp): Add veccmpfx.
15849 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
15850 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
15852 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
15853 * config/rs6000/power4.md (power4-fp): Add fpsimple.
15854 (power4-vecsimple): Add veclogical, vecmove.
15855 (power4-veccmp): Add veccmpfx.
15856 * config/rs6000/power5.md (power5-fp): Add fpsimple.
15857 * config/rs6000/power6.md (power6-fp): Add fpsimple.
15858 (power6-vecsimple): Add veclogical, vecmove.
15859 (power6-veccmp): Add veccmpfx.
15860 * config/rs6000/power7.md (power7-fp): Add fpsimple.
15861 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
15862 * config/rs6000/power8.md (power8-fp): Add fpsimple.
15863 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
15864 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
15865 * config/rs6000/titan.md (titan_fp): Add fpsimple.
15866 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
15868 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
15870 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
15873 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15874 OPTION_MASK_P9_DFORM_VECTOR.
15875 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
15876 disable -mpower9-dform-vector when using reload.
15877 (quad_address_p): Remove 'gpr_p' argument and all associated code.
15878 New 'strict' argument. Update all callers. Add strict addressing
15880 (rs6000_legitimate_offset_address_p): Remove call to
15881 virtual_stack_registers_memory_p.
15882 (rs6000_legitimize_reload_address): Add quad address support.
15883 (rs6000_legitimate_address_p): Move call to quad_address_p above
15884 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
15885 to account for new strict usage.
15886 (rs6000_output_move_128bit): Adjust quad_address_p args to account
15887 for new strict usage.
15888 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
15890 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
15897 * config/i386/i386.c (ix86_spill_class): Disable condition to
15898 always return NO_REGS.
15900 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
15902 * predict.c: Include gimple-pretty-print.h
15903 (predicted_by_loop_heuristics_p): Check also
15904 PRED_LOOP_EXIT_WITH_RECURSION
15905 (predict_loops): Find self recursive calls and use special purpose
15906 predictors for them; dump log about decisions.
15907 (pass_profile::execute): Dump info about #of iterations.
15908 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
15909 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
15911 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
15913 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
15914 output_asm_insn calls and shorten long lines. Output .CALL
15915 argument descriptor using pa_output_arg_descriptor. Add various
15916 inline $$dyncall and other optimizations.
15917 (pa_attr_length_indirect_call): Adjust ordering and lengths.
15919 2016-06-25 Jakub Jelinek <jakub@redhat.com>
15921 PR tree-optimization/71643
15922 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
15925 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
15926 leak a bitmap if dep_bb is NULL.
15928 PR tree-optimization/71631
15929 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
15930 to rewrite_expr_tree even if negate_result, move new_lhs var
15931 declaration and initialization earlier, for powi_result set afterwards
15932 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
15933 if new_lhs != lhs, and don't shadow gsi var.
15935 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
15937 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
15938 Add in_loop parameter.
15939 (predict_loops): Add loop guard heuristics.
15940 * predict.def (PRED_LOOP_GUARD): New heuristics.
15942 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
15944 * predict.c: Include ipa-utils.h
15945 (tree_bb_level_prediction): Predict recursive calls.
15946 (tree_estimate_probability_bb): Skip inexpensive calls for call
15948 * predict.def (PRED_RECURSIVE_CALL): New.
15950 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15952 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
15953 (BU_FLOAT128_1): Likewise.
15955 (COPYSIGNQ): Likewise.
15956 (RS6000_BUILTIN_NANQ): Likewise.
15957 (RS6000_BUILTIN_NANSQ): Likewise.
15958 (RS6000_BUILTIN_INFQ): Likewise.
15959 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
15960 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
15961 (TARGET_FOLD_BUILTIN): New #define.
15962 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
15963 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
15964 (rs6000_fold_builtin): New target hook implementation, handling
15965 folding of 128-bit NaNs and infinities.
15966 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
15967 entries are filled in to avoid problems during bootstrap
15968 self-test; define builtins for 128-bit NaNs and infinities.
15969 (rs6000_opt_mask): Add entry for float128.
15970 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
15971 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
15972 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
15973 (const_str_type_node): New #define.
15974 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
15975 to a define_expand that dispatches to either copysign<mode>3_soft
15976 or copysign<mode>3_hard.
15977 (copysign<mode>3_hard): Rename from copysign<mode>3.
15978 (copysign<mode>3_soft): New define_insn.
15979 * doc/extend.texi: Document new builtins.
15981 2016-06-24 Jakub Jelinek <jakub@redhat.com>
15983 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
15984 PRIu64 instead of lu.
15986 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
15989 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
15990 copy the type name.
15992 2016-06-24 Jakub Jelinek <jakub@redhat.com>
15994 PR tree-optimization/71647
15995 * omp-low.c (lower_rec_input_clauses): Convert
15996 omp_clause_aligned_alignment (c) to size_type_node for the
15997 last argument of __builtin_assume_aligned.
15999 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16001 * configure.ac (calling ___tls_get_addr via GOT): New
16002 assembler/linker check.
16003 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16004 assembler and linker supports calling ___tls_get_addr via GOT.
16005 Otherise, defined to 0.
16006 * config.in: Regenerated.
16007 * configure: Likewise.
16008 * config/i386/constraints.md (Yb): New constraint.
16009 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16010 (REG_CLASS_NAMES): Likewise.
16011 (REG_CLASS_CONTENTS): Likewise.
16012 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16013 the b constraint with the Yb constraint. Call ___tls_get_addr
16014 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16016 (*tls_local_dynamic_base_32_gnu): Likewise.
16017 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16018 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16019 (*tls_local_dynamic_base_64_<mode>): Likewise.
16021 2016-06-24 Martin Liska <mliska@suse.cz>
16023 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16024 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16026 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16027 argument to true if the expected number of iterations is
16030 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16032 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16033 assemble for 32bit target.
16034 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16035 and $ld_ix86_gld_32_opt to link for 32bit target.
16036 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16037 * configure: Regenerate.
16039 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16041 * config/arm/arm.c (int_log2): Delete definition and prototype.
16042 (shift_op): Use exact_log2 instead of int_log2.
16043 (vfp3_const_double_for_fract_bits): Likewise.
16045 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16047 * internal-fn.c (expand_arith_set_overflow): New function.
16048 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16050 (expand_arith_overflow_result_store): Likewise. Handle precision
16051 smaller than mode precision.
16052 * tree-vrp.c (extract_range_basic): For imag part, handle
16053 properly signed 1-bit precision result.
16054 * doc/extend.texi (__builtin_add_overflow): Document that last
16055 argument can't be pointer to enumerated or boolean type.
16056 (__builtin_add_overflow_p): Document that last argument can't
16057 have enumerated or boolean type.
16059 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16060 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16062 * config/rs6000/predicates.md (splat_input_operand): Rework.
16063 Don't allow constants, since the insns that use this predicate
16064 don't support constants. Constants are handled by other insns
16065 that are created via combine. During and after register
16066 allocation, only allow indexed or indirect addresses, and not
16067 general addresses. Only allow modes supported by the hardware.
16068 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16069 comment. Move check for using VSPLTIS<x> to a common location,
16070 instead of doing it in two different places.
16072 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16074 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16075 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16076 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16077 signature_CENTAUR_ebx.
16079 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16083 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16084 (as_ix86_gas_32_opt): This.
16085 (ld_ix86_tls_ldm_opt): Renamed to ...
16086 (ld_ix86_gld_32_opt): This.
16087 (R_386_TLS_LDM reloc): Updated.
16088 (R_386_GOT32X reloc): New assembler/linker check.
16089 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16090 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16092 * config.in: Regenerated.
16093 * configure: Likewise.
16094 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16095 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16096 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16097 if ix86_force_load_from_GOT_p returns true.
16098 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16099 ix86_force_load_from_GOT_p returns true.
16100 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16101 the external function address via the GOT slot.
16102 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16103 HAVE_AS_IX86_GOT32X before returning false.
16104 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16105 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16107 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16109 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16111 2016-06-23 Andi Kleen <ak@linux.intel.com>
16113 * Makefile.in: Regenerate.
16114 * doc/install.texi: Document autoprofiledbootstrap.
16116 2016-06-23 Andi Kleen <ak@linux.intel.com>
16118 * config/i386/gcc-auto-profile: New file.
16120 2016-06-23 Martin Liska <mliska@suse.cz>
16122 PR middle-end/71619
16123 * predict.c (predict_loops): Revert the hunk that was removed
16126 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16128 * config.gcc: Add support for arm*-*-phoenix* targets.
16129 * config/arm/t-phoenix: New.
16130 * config/phoenix.h: New.
16132 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16133 H.J. Lu <hongjiu.lu@intel.com>
16136 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16137 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
16138 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
16139 ix86_force_load_from_GOT_p returns true.
16140 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
16141 ix86_force_load_from_GOT_p returns true.
16142 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
16143 ix86_force_load_from_GOT_p returns true.
16144 (ix86_expand_move): Load the external function address via the
16145 GOT slot if ix86_force_load_from_GOT_p returns true.
16146 * config/i386/predicates.md (x86_64_immediate_operand): Return
16147 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
16148 (x86_64_zext_immediate_operand): Ditto.
16150 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
16152 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
16154 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16157 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
16158 * diagnostic.c (pedwarn_at_rich_loc): New function.
16159 * spellcheck.h (best_match::best_match): Add a
16160 "best_distance_so_far" optional parameter.
16161 (best_match::set_best_so_far): New method.
16162 (best_match::get_best_distance): New accessor.
16163 (best_match::get_best_candidate_length): New accessor.
16165 2016-06-22 Nick Clifton <nickc@redhat.com>
16167 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16168 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16169 modes are accepted as well.
16170 (ucompare_loc_descriptor): Likewise.
16171 (minmax_loc_descriptor): Likewise.
16172 (clz_loc_descriptor): Likewise.
16173 (popcount_loc_descriptor): Likewise.
16174 (bswap_loc_descriptor): Likewise.
16175 (rotate_loc_descriptor): Likewise.
16176 (mem_loc_descriptor): Likewise.
16177 (loc_descriptor): Likewise.
16179 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16181 * common.opt (fdiagnostics-parseable-fixits): New option.
16182 * diagnostic.c: Include "selftest.h".
16183 (print_escaped_string): New function.
16184 (print_parseable_fixits): New function.
16185 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16186 (selftest::assert_print_escaped_string): New function.
16187 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16188 (selftest::test_print_escaped_string): New function.
16189 (selftest::test_print_parseable_fixits_none): New function.
16190 (selftest::test_print_parseable_fixits_insert): New function.
16191 (selftest::test_print_parseable_fixits_remove): New function.
16192 (selftest::test_print_parseable_fixits_replace): New function.
16193 (selftest::diagnostic_c_tests): New function.
16194 * diagnostic.h (struct diagnostic_context): Add field
16195 "parseable_fixits_p".
16196 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16197 -fdiagnostics-parseable-fixits.
16198 (-fdiagnostics-parseable-fixits): New option.
16199 * opts.c (common_handle_option): Handle
16200 -fdiagnostics-parseable-fixits.
16201 * selftest-run-tests.c (selftest::run_tests): Call
16202 selftest::diagnostic_c_tests.
16203 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16205 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16207 PR tree-optimization/71488
16208 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16209 comparison of boolean vectors.
16210 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16211 of boolean vectors using bitwise operations.
16213 2016-06-22 Andreas Schwab <schwab@suse.de>
16215 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16216 Remove declaration.
16218 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16220 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16222 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16224 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16227 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16229 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16230 * config/arm/arm-cores.def (cortex-a73): New entry.
16231 (cortex-a73.cortex-a35): Likewise.
16232 (cortex-a73.cortex-a53): Likewise.
16233 * config/arm/arm-tables.opt: Regenerate.
16234 * config/arm/arm-tune.md: Likewise.
16235 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16236 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16237 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16238 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16239 * doc/invoke.texi (ARM Options): Document cortex-a73,
16240 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16242 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16244 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16245 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16246 (cortex-a73.cortex-a35): Likewise.
16247 (cortex-a73.cortex-a53): Likewise.
16248 * config/aarch64/aarch64-tune.md: Regenerate.
16249 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16250 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16253 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16255 * configure.ac (gcc_cv_as_compress_debug): Remove
16256 --compress-debug-sections as extra as switch.
16257 Handle gas --compress-debug-sections=type.
16258 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16259 Handle gld --compress-debug-sections=type.
16260 * configure: Regenerate.
16262 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16264 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16266 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16268 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16269 (do_rewrite): likewise.
16271 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16273 * common/config/mep/mep-common.c: Remove.
16274 * config.gcc: Remove mep-* support.
16275 * config/mep/constraints.md: Remove.
16276 * config/mep/default.h: Remove.
16277 * config/mep/intrinsics.h: Remove.
16278 * config/mep/intrinsics.md: Remove.
16279 * config/mep/ivc2-template.h: Remove.
16280 * config/mep/mep-c5.cpu: Remove.
16281 * config/mep/mep-core.cpu: Remove.
16282 * config/mep/mep-default.cpu: Remove.
16283 * config/mep/mep-ext-cop.cpu: Remove.
16284 * config/mep/mep-intrin.h: Remove.
16285 * config/mep/mep-ivc2.cpu: Remove.
16286 * config/mep/mep-pragma.c: Remove.
16287 * config/mep/mep-protos.h: Remove.
16288 * config/mep/mep.c: Remove.
16289 * config/mep/mep.cpu: Remove.
16290 * config/mep/mep.h: Remove.
16291 * config/mep/mep.md: Remove.
16292 * config/mep/mep.opt: Remove.
16293 * config/mep/predicates.md: Remove.
16294 * config/mep/t-mep: Remove.
16295 * doc/install.texi: Remove mep-* documentation.
16296 * doc/md.texi: Likewise.
16298 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16300 * config.gcc: Remove support for avr-rtems.
16301 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16302 * config/avr/rtems.h: Remove.
16303 * config/avr/t-rtems: Remove.
16305 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16307 * config.gcc: Remove m32r-rtems support.
16308 * config/m32r/rtems.h: Remove.
16310 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16312 * config.gcc: Remove h8300-rtems support.
16313 * config/h8300/rtems.h: Remove.
16314 * config/h8300/t-rtems: Remove.
16316 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16318 * config.gcc: Remove support for knetbsd.
16319 * configure.ac: Likewise.
16320 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16321 * config/knetbsd-gnu.h: Remove.
16322 * configure: Regenerate.
16324 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16326 * config.gcc: Remove support for openbsd 2 and 3.
16327 * config/openbsd-oldgas.h: Remove.
16329 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16331 * config.gcc: Remove interix support.
16332 * config/i386/i386-interix.h: Remove.
16333 * config/i386/interix.opt: Remove.
16334 * config/i386/t-interix: Remove.
16335 * configure: Regenerate.
16336 * configure.ac: Remove interix support.
16337 * doc/install.texi: Remove interix documentation.
16339 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16341 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16342 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16345 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16347 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16348 they are both PLACEHOLDER_EXPRs.
16350 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16352 * stor-layout.c (layout_type): Move setting complex MODE to
16353 layout_type, instead of setting it ahead of time by the caller.
16354 * tree.c (build_complex_type): Likewise.
16356 2016-06-21 Martin Liska <mliska@suse.cz>
16358 * predict.c (force_edge_cold): Replace imposisble with
16361 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16363 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16364 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16366 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16368 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16370 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16371 Ilya Enkovich <ilya.enkovich@intel.com>
16374 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16375 New member function to convert V1TImode register to SUBREG
16376 TImode in debug insn.
16377 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16378 after changing register mode to V1TImode.
16380 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16382 * config/aarch64/aarch64-cores.def (vulcan): New core.
16383 * config/aarch64/aarch64-tune.md: Regenerate.
16384 * doc/invoke.texi: Document vulcan as an available option.
16386 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16388 * cse.c (canon_asm_operands): New function extracted from...
16389 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16390 either standalone or member of a PARALLEL.
16392 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16395 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16396 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16397 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16399 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16402 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
16403 constant addresses if can_create_pseudo_p.
16405 2016-06-21 Jakub Jelinek <jakub@redhat.com>
16407 PR tree-optimization/71588
16408 * tree-ssa-strlen.c (valid_builtin_call): New function.
16409 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
16412 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16414 PR middle-end/71581
16415 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
16416 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
16417 for conversion of scalar user var to complex type and use the
16418 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
16421 PR rtl-optimization/71591
16422 * toplev.c (toplev::run_self_tests): If no_backend, complain and
16423 don't run any tests.
16425 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
16428 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
16429 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
16430 space for PIC with non-v32 and the common non-PIC "jump".
16432 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16435 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
16436 returned values and add UN*/LTGT/*ORDERED cases with values matching
16437 D operand modifier on vcmp for AVX.
16439 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16441 * config/aarch64/aarch64.opt
16442 (mpc-relative-literal-loads): Rename internal option name.
16443 * config/aarch64/aarch64.c
16444 (aarch64_nopcrelative_literal_loads): Rename to
16445 aarch64_pcrelative_literal_loads.
16446 (aarch64_expand_mov_immediate): Likewise.
16447 (aarch64_secondary_reload): Likewise.
16448 (aarch64_can_use_per_function_literal_pools_p): Likewise.
16449 (aarch64_override_options_after_change_1): Rename and simplify logic.
16450 (aarch64_classify_symbol): Merge large model checks into switch,
16451 remove pc-relative load check.
16453 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16455 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
16456 costs relative to the cost of a register move.
16458 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16460 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
16461 (vcvt_n_f64_u64): Likewise.
16462 (vcvt_n_s64_f64): Likewise.
16463 (vcvt_n_u64_f64): Likewise.
16464 (vcvt_f64_s64): Likewise.
16465 (vrecpe_f64): Likewise.
16466 (vcvt_f64_u64): Likewise.
16467 (vrecps_f64): Likewise.
16469 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16471 * config/aarch64/aarch64.md
16472 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
16474 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
16476 * config/aarch64/aarch64-builtins.c
16477 (aarch64_types_binop_uss_qualifiers): Delete.
16478 (TYPES_BINOP_USS): Likewise.
16479 (aarch64_types_binop_sus_qualifiers): Likewise.
16480 (TYPES_BINOP_SUS): Likewise.
16481 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
16482 (TYPES_FCVTIMM_SUS): Likewise.
16483 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
16485 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
16486 (fcvtzs): Use SHIFTIMM rather than BINOP.
16487 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
16489 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16491 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
16492 costs relative to the cost of a register move.
16494 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16496 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
16497 Allow scalar/single vector modes to be tieable.
16499 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16501 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
16503 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16505 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
16507 * tree.h (TYPE_ALIGN): Likewise.
16509 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16512 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
16514 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16516 * config/avr/avr.c (avr_print_operand): Fix "format not a string
16517 literal" build warnings.
16518 (avr_print_operand_address): Dito.
16520 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
16523 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
16524 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
16526 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
16528 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
16530 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
16533 * reload1.c (reload): Pass 0 to finish_spills when called because
16534 update_eliminables_and_spill returns true and remove did_spill.
16535 (finish_spills): Adjust comment and document GLOBAL parameter.
16537 2016-06-17 DJ Delorie <dj@redhat.com>
16540 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
16541 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
16542 (umulqihi3_virt): Likewise.
16543 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
16544 (umulqihi3_real): Likewise.
16546 2016-06-17 Martin Liska <mliska@suse.cz>
16548 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
16550 2016-06-17 Martin Liska <mliska@suse.cz>
16552 * predict.def: PRED_LOOP_EXIT from 92 to 85.
16554 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
16556 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
16558 (vaddq_f32): Likewise.
16559 (vmul_f32): Likewise.
16560 (vmulq_f32): Likewise.
16561 (vsub_f32): Likewise.
16562 (vsubq_f32): Likewise.
16564 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16566 PR tree-optimization/71347
16567 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
16568 cost for all uses in group.
16570 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16572 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
16573 insert gimple seq if it's not empty.
16575 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16577 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
16579 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
16580 rather than OFFSET.
16581 (comp_dr_with_seg_len_pair): Ditto.
16582 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
16583 struct dr_with_seg_len_pair against DR_OFFSET.
16584 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
16585 DR_OFFSET directly.
16587 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
16589 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
16591 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
16593 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
16594 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
16595 (pa_output_millicode_call): Likewise.
16596 (pa_output_call): Likewise.
16597 (pa_output_indirect_call): Likewise.
16598 (pa_asm_output_mi_thunk): Likewise.
16600 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16602 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
16604 2016-06-16 Martin Liska <mliska@suse.cz>
16606 * predict.c (combine_predictions_for_insn): When we find a first
16607 match predictor, we should consider just predictors with
16608 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
16609 DS theory predictor.
16610 (combine_predictions_for_bb): Likewise.
16612 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16614 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
16615 with base of reference to struct.
16617 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16619 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
16621 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16624 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
16625 progmem_swtable_section.
16626 (progmem_swtable_section): Remove.
16627 (avr_asm_function_rodata_section): Remove.
16628 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
16629 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
16631 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
16633 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16634 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
16635 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
16636 signature_CENTAUR_ebx.
16637 * config/i386/i386.c (ix86_option_override_internal): Add
16638 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
16639 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
16640 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
16642 2016-06-16 Martin Liska <mliska@suse.cz>
16644 * predict.def: Add fortran loop preheader predictor.
16645 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
16646 fold IFN_BUILTIN_EXPECT with a known constant argument.
16648 2016-06-16 Martin Liska <mliska@suse.cz>
16650 * predict.def: Add 'Fortran' to display text of all
16651 PRED_FORTRAN_* predictors.
16653 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16656 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
16657 [IA64_BUILTIN_NANSQ]: Ditto.
16658 (ia64_fold_builtin): New function.
16659 (TARGET_FOLD_BUILTIN): New define.
16660 (ia64_init_builtins) Declare const_string_type node.
16661 Add __builtin_nanq and __builtin_nansq builtin functions.
16662 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
16664 2016-06-16 Nick Clifton <nickc@redhat.com>
16666 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
16667 MSP430_HWMULT_ prefix to enum values.
16668 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
16669 * config/msp430/msp430.c: Update use of enum values.
16670 * config/msp430/msp430.md: Likewise.
16671 * config/msp430/msp430.opt: Likewise.
16673 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
16675 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
16676 of comparsions in the last iteration.
16678 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16679 Joern Rennecke <joern.rennecke@embecosm.com>
16681 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
16683 (arc_needs_pcl_p): Add GOTOFFPC.
16684 (arc_legitimate_pic_addr_p): Likewise.
16685 (arc_output_pic_addr_const): Likewise.
16686 (arc_legitimize_pic_address): Generate a pc-relative address using
16688 (arc_output_libcall): Use @pcl syntax.
16689 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
16690 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
16691 (*movsi_insn): Use @pcl syntax.
16692 (doloop_begin_i): Likewise.
16694 2016-06-16 Martin Liska <mliska@suse.cz>
16696 * predict.def: Define a new predictor.
16698 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16700 * config/arc/arc.opt (mtp-regno): Update text.
16702 2016-06-16 Renlin Li <renlin.li@arm.com>
16704 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
16706 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16709 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
16710 (setcc + and peephole2): Likewise.
16712 PR rtl-optimization/71532
16713 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
16716 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16718 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
16719 DImode constants with XXSPLTIB in vector registers.
16720 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
16721 vsx_extract_<mode>_internal{1,2} into a single insn that handles
16722 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
16723 extraction of the element at the top of the register as a scalar
16725 (vsx_extract_<mode>_internal1): Likewise.
16726 (vsx_extract_<mode>_internal2): Likewise.
16727 * config/rs6000/constraints.md (wi constraint): Remove a comment
16728 about DImode not being allowed in Altivec registers.
16729 (wB constraint): New constraint for constants that can be
16730 generated in Altivec registers with VSPLTISW/VUPKHSW.
16731 * config/rs6000/predicates.md (xxspltib_constant_split): Update
16733 (xxspltib_constant_nosplit): Likewise.
16734 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
16735 support for -mupper-regs-di to enable DImode to go into Altivec
16737 (POWERPC_MASKS): Likewise.
16738 (power7 cpu): Likewise.
16739 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
16740 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
16741 for DImode being allowed in Altivec registers. Update wi/wj
16742 constraints. Set scalar_in_vmx_p flag.
16743 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
16744 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
16745 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
16746 (rs6000_opt_masks): Add -mupper-regs-di.
16747 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
16748 direct move to use wi and not wj.
16749 (lfiwzx): Likewise.
16750 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
16752 (floatunssi<mode>2_lfiwzx_mem): Likewise.
16753 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
16754 any VSX register, instead of just Altivec registers, to allow
16755 either operand to be an Altivec register or both.
16756 (fixuns_trunc<mode>di2_fctiduz): Likewise.
16757 (movdi_internal32): Add support for -mupper-regs-di. Add support
16758 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
16759 the alternatives and attributes to be lined up to be easier to
16761 (movdi_internal64): Likewise.
16762 (64-bit DImode splitters): Change predicates to only split loading
16763 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
16764 load constants in ISA 3.0 or ISA 2.07 respectively.
16765 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16766 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
16767 mention -mcpu=power9 sets these options.
16768 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
16771 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16774 * config/avr/avr.c (avr_set_current_function): Warn misspelled
16775 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
16776 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
16777 by default to warn misspelled interrupt/ signal handler.
16778 * doc/invoke.texi (AVR Options): Document it. Update description
16779 for -nodevicelib option.
16781 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16783 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
16784 up parentheses. Use GET_MODE_UNIT_BITSIZE.
16785 (aarch64_<sur>shll2_n<mode>): Likewise.
16787 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
16789 PR middle-end/71529
16790 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
16791 DECL_CONTEXT for copied arguments.
16793 2016-06-15 Alan Hayward <alan.hayward@arm.com>
16795 PR tree-optimization/71483
16796 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
16799 2016-06-15 Martin Liska <mliska@suse.cz>
16801 * predict.c (tree_predict_by_opcode): Call predict_edge_def
16802 instead of predict_edge w/o a probability.
16804 2016-06-15 Alan Hayward <alan.hayward@arm.com>
16806 PR tree-optimization/71439
16807 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
16810 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16812 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
16813 register subregs in SET_SRC.
16815 2016-06-15 Richard Biener <rguenther@suse.de>
16817 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
16818 store restrictions.
16820 2016-06-15 Richard Biener <rguenther@suse.de>
16822 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
16823 not consider dependences between accesses that belong to the
16825 (vect_analyze_data_ref_dependences): Do not analyze read-read
16826 or self-dependences.
16828 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16830 * spellcheck-tree.c: Include spellcheck-tree.h rather than
16832 (find_closest_identifier): Reimplement in terms of
16833 best_match<tree,tree>.
16834 * spellcheck-tree.h: New file.
16835 * spellcheck.c (struct edit_distance_traits<const char *>): New
16837 (find_closest_string): Reimplement in terms of
16838 best_match<const char *, const char *>.
16839 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
16840 overload to spellcheck-tree.h.
16841 (find_closest_identifier): Likewise.
16842 (struct edit_distance_traits<T>): New template.
16843 (class best_match): New class.
16845 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16847 * selftest-run-tests.c (selftest::run_tests): Call
16848 selftest::spellcheck_tree_c_tests.
16849 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
16850 * spellcheck-tree.c: Include selftest.h and stringpool.h.
16851 (selftest::test_find_closest_identifier): New function.
16852 (selftest::spellcheck_tree_c_tests): New function.
16853 * spellcheck.c (selftest::test_find_closest_string): Verify that
16854 the order of the vec does not affect the results for this case.
16855 (selftest::test_data): New array.
16856 (selftest::test_metric_conditions): New function.
16857 (selftest::spellcheck_c_tests): Add a test of case-comparison.
16858 Call selftest::test_metric_conditions.
16860 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16862 * config/rs6000/rs6000-builtin.def (commentary): Typo.
16863 (BU_P9_MISC_1): Likewise.
16864 (BU_P9_64BIT_MISC_0): Likewise.
16865 (BU_P9_MISC_0): Likewise.
16867 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16869 * gcc-rich-location.c
16870 (gcc_rich_location::add_fixit_misspelled_id): New method.
16871 * gcc-rich-location.h
16872 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
16874 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
16876 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
16877 FreeBSD 11 and above.
16879 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
16881 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
16883 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16885 * expmed.h: Close parenthesis in "at your option" in copyright
16887 * lower-subreg.h: Likewise.
16889 2016-06-14 Richard Biener <rguenther@suse.de>
16891 PR middle-end/71526
16892 * genmatch.c (expr::gen_transform): Use in_type for comparisons
16895 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16897 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
16899 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
16900 mask+shift version.
16901 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
16903 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
16904 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
16906 2016-06-14 Richard Biener <rguenther@suse.de>
16908 PR tree-optimization/71522
16909 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
16910 copying into float copying.
16912 2016-06-14 Jakub Jelinek <jakub@redhat.com>
16914 PR tree-optimization/71520
16915 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
16916 (replace_block_by): Move user labels from bb1 to bb2.
16918 2016-06-14 Richard Biener <rguenther@suse.de>
16920 PR middle-end/71310
16922 * expr.h (get_bit_range): Declare.
16923 * expr.c (get_bit_range): Export.
16924 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
16925 word_mode again to constrain the bitfield access.
16927 2016-06-14 Richard Biener <rguenther@suse.de>
16929 PR tree-optimization/71521
16930 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
16931 division int_const_binop against zero divisor.
16933 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16935 * config/i386/i386.md (signbittf2): New expander.
16936 * config/i386/sse.md (ptesttf2): New insn pattern.
16938 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16941 * input.c (selftest::test_reading_source_line): Avoid reading from
16942 __FILE__ by creating a tempfile with known content and reading
16945 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16947 * pretty-print.c (assert_pp_format_colored): Skip the test if
16949 (test_pp_format): Remove comment about GCC_COLORS.
16951 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16953 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
16954 * pretty-print.c (assert_pp_format_va): Add location param and use
16955 it with ASSERT_STREQ_AT.
16956 (assert_pp_format): Add location param and pass it to
16957 assert_pp_format_va.
16958 (assert_pp_format_colored): Likewise.
16959 (ASSERT_PP_FORMAT_1): New.
16960 (ASSERT_PP_FORMAT_2): New.
16961 (ASSERT_PP_FORMAT_3): New.
16962 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
16963 explicitly, or implicitly via the above macros.
16964 * selftest.c (selftest::pass): Use a selftest::location rather
16965 than file and line.
16966 (selftest::fail): Likewise. Print the function name.
16967 (selftest::fail_formatted): Likewise.
16968 (selftest::assert_streq): Use a selftest::location rather than
16970 * selftest.h (selftest::location): New struct.
16971 (SELFTEST_LOCATION): New macro.
16972 (selftest::pass): Accept a const location & rather than file
16974 (selftest::fail): Likewise.
16975 (selftest::fail_formatted): Likewise.
16976 (selftest::assert_streq): Likewise.
16977 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
16978 (ASSERT_FALSE): Likewise.
16979 (ASSERT_EQ): Likewise.
16980 (ASSERT_NE): Likewise.
16981 (ASSERT_STREQ): Likewise.
16982 (ASSERT_PRED1): Likewise.
16983 (ASSERT_STREQ_AT): New macro.
16985 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16987 * selftest.c (selftest::fail_formatted): New function.
16988 (selftest::assert_streq): New function.
16989 * selftest.h (selftests::fail_formatted): New decl.
16990 (selftest::assert_streq): New decl.
16991 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
16993 2016-06-13 Jeff Law <law@redhat.com>
16995 PR tree-optimization/71403
16996 * tree-ssa-threadbackward.c
16997 (convert_and_register_jump_thread_path): No longer accept reference
16998 to path. Do not pop items off the path anymore.
16999 (fsm_find_control_statement_thread_paths): Do not allow threading
17000 to a deeper loop nest. Pop the last item off the path here rather
17001 than in convert_and_register_jump_thread_path.
17003 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17004 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17006 [AArch64] Emit division using the Newton series
17008 * config/aarch64/aarch64-protos.h
17009 (cpu_approx_modes): Add new member "division".
17010 (aarch64_emit_approx_div): Declare new function.
17011 * config/aarch64/aarch64.c
17012 (generic_approx_modes): New member "division".
17013 (exynosm1_approx_modes): Likewise.
17014 (xgene1_approx_modes): Likewise.
17015 (aarch64_emit_approx_div): Define new function.
17016 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17017 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17018 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17019 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17021 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17022 Wilco Dijkstra <wilco.dijkstra@arm.com>
17024 [AArch64] Emit square root using the Newton series
17026 * config/aarch64/aarch64-protos.h
17027 (aarch64_emit_approx_rsqrt): Replace with new function
17028 "aarch64_emit_approx_sqrt".
17029 (cpu_approx_modes): New member "sqrt".
17030 * config/aarch64/aarch64.c
17031 (generic_approx_modes): New member "sqrt".
17032 (exynosm1_approx_modes): Likewise.
17033 (xgene1_approx_modes): Likewise.
17034 (aarch64_emit_approx_rsqrt): Replace with new function
17035 "aarch64_emit_approx_sqrt".
17036 (aarch64_override_options_after_change_1): Handle new option.
17037 * config/aarch64/aarch64-simd.md
17038 (rsqrt<mode>2): Use new function instead.
17039 (sqrt<mode>2): New expansion and insn definitions.
17040 * config/aarch64/aarch64.md: Likewise.
17041 * config/aarch64/aarch64.opt
17042 (mlow-precision-sqrt): Add new option description.
17043 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17045 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17047 [AArch64] Add more choices for the reciprocal square root approximation
17049 Allow a target to prefer such operation depending on the operation mode.
17051 * config/aarch64/aarch64-protos.h
17052 (AARCH64_APPROX_MODE): New macro.
17053 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17054 (cpu_approx_modes): New structure.
17055 (tune_params): New member "approx_modes".
17056 * config/aarch64/aarch64-tuning-flags.def
17057 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17058 * config/aarch64/aarch64.c
17059 (generic_approx_modes): New core "cpu_approx_modes" structure.
17060 (exynosm1_approx_modes): Likewise.
17061 (xgene1_approx_modes): Likewise.
17062 (generic_tunings): New member "approx_modes".
17063 (cortexa35_tunings): Likewise.
17064 (cortexa53_tunings): Likewise.
17065 (cortexa57_tunings): Likewise.
17066 (cortexa72_tunings): Likewise.
17067 (exynosm1_tunings): Likewise.
17068 (thunderx_tunings): Likewise.
17069 (xgene1_tunings): Likewise.
17070 (use_rsqrt_p): New argument for the mode and use new member from
17072 (aarch64_builtin_reciprocal): Devise mode from builtin.
17073 (aarch64_optab_supported_p): New argument for the mode.
17074 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17076 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17078 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17079 RS6000_BTM_MODULO flag into the set of flags that are considered
17080 to be part of the common configuration.
17082 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17084 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17085 difference unsigned.
17086 (vec_absdb): New macro for vector absolute difference unsigned
17088 (vec_absdh): New macro for vector absolute difference unsigned
17090 (vec_absdw): New macro for vector absolute difference unsigned word.
17091 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17092 (vadu<mode>3): New insn.
17093 (*p9_vadu<mode>3): New insn.
17094 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17096 (vaduh): New built-in definition.
17097 (vaduw): New built-in definition.
17098 (vadu): New overloaded built-in definition.
17099 (vadub): New overloaded built-in definition.
17100 (vaduh): New overloaded built-in definition.
17101 (vaduw): New overloaded built-in definition.
17102 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17103 overloaded vector absolute difference unsigned functions.
17104 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17105 the ISA 3.0 vector absolute difference unsigned built-in functions.
17107 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17109 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17110 update shared_lookup_references only once after changing operands.
17112 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17114 PR middle-end/71373
17115 * tree-nested.c (convert_nonlocal_omp_clauses)
17116 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17118 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17119 * tree.def (CASE_LABEL_EXPR): Likewise.
17121 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17124 * input.c (test_builtins): Fix an assertion.
17126 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17128 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17129 (paritysi2): Ditto.
17131 (isinf<mode>2): Ditto.
17133 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17135 * ggc-tests.c (test_finalization): Only test need_finalization_p
17136 for GCC_VERSION >= 4003.
17138 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17140 * config/s390/vecintrin.h: Fix file description in comment.
17142 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17144 * config/s390/s390-builtin-types.def: Change builtin type naming
17145 scheme to match builtin-types.def.
17147 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
17149 * fold-const.c (optimize_minmax_comparison): Remove.
17150 (fold_comparison): Remove call to the above.
17151 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
17152 New transformations.
17154 2016-06-13 Alan Hayward <alan.hayward@arm.com>
17156 PR tree-optimization/71416
17157 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
17160 2016-06-13 Martin Liska <mliska@suse.cz>
17162 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17163 (combine_predictions_for_insn): Likewise.
17164 (prune_predictions_for_bb): Likewise.
17165 (combine_predictions_for_bb): Likewise.
17167 2016-06-13 Richard Biener <rguenther@suse.de>
17169 PR tree-optimization/71505
17170 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17171 assert match comment.
17173 2016-06-13 Marek Polacek <polacek@redhat.com>
17175 PR middle-end/71476
17176 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17177 gimplify_switch_expr.
17178 (warn_switch_unreachable_r): New function.
17180 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17183 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17186 2016-06-13 Richard Biener <rguenther@suse.de>
17188 PR middle-end/64516
17189 * fold-const.c (fold_unary_loc): Preserve alignment when
17190 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17192 2016-06-13 Martin Liska <mliska@suse.cz>
17195 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17196 w/ -fsanitize=bounds.
17198 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17200 * config/i386/i386.c (ix86_init_builtins): Calculate
17201 FLOAT128_FTYPE_CONST_STRING function type only once.
17202 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17203 built-in functions are available for x86-32 and x86-64 targets.
17205 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17208 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17209 New primitive type.
17210 (FLOAT128_FTYPE_CONST_STRING): New function type.
17211 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17212 [IX86_BUILTIN_NANSQ]: Ditto.
17213 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17214 (ix86_init_builtin_types): Declare const_string_type_node.
17215 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17217 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17218 * doc/extend.texi (x86 Built-in Functions): Document
17219 __builtin_nanq and __builtin_nansq.
17221 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17224 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17225 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17226 length for pop patterns.
17227 (arm_attr_length_push_multi): Update comments.
17228 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17230 (*pop_multiple_with_writeback_and_return): Likewise.
17231 (*pop_multiple_with_return): Likewise.
17233 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17235 PR middle-end/71310
17236 * fold-const.c (optimize_bit_field_compare): Don't try to use
17237 word_mode unconditionally for reading the bit field, look at
17238 DECL_BIT_FIELD_REPRESENTATIVE instead.
17240 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17242 PR middle-end/71478
17243 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17244 vector integer type.
17246 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17248 PR middle-end/71494
17249 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17250 without LABEL_DECL, set *handled_ops_p to false instead of true.
17252 2016-06-10 Martin Sebor <msebor@redhat.com>
17255 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17256 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17257 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17259 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17260 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17261 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17262 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17263 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17264 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17265 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17266 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17268 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17270 * config/arm/arm.h (pool_vector_label,
17271 return_used_this_function): Remove.
17273 2016-06-10 Jeff Law <law@redhat.com>
17275 PR tree-optimization/71335
17276 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17277 zero length paths here.
17278 (convert_and_register_jump_thread_path): Remove hacks related to
17279 duplicated blocks in the jump thread path.
17280 (fsm_find_control_statement_thread_paths): Avoid putting the same
17281 block on the thread path twice, but ensure the thread path is
17282 unchanged from the caller's point of view.
17284 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17286 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17287 * predict.def (PRED_LOOP_BRANCH): Remove.
17289 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17291 * Makefile.in (OBJS): Add ggc-tests.o.
17292 (GTFILES): Add ggc-tests.c.
17293 * ggc-tests.c: New file.
17294 * selftest-run-tests.c (selftest::run_tests): Call
17295 selftest::ggc_tests_c_tests.
17296 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17298 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17300 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17302 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17305 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17306 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17308 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17310 * profile.c: Include cfgloop.h.
17311 (branch_prob): Compute estimated number of iterations.
17312 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17313 recompute estimate number of iterations from profile.
17315 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17317 PR inline-asm/68843
17318 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17319 must be grouped on top of stack. Don't force early clobber
17320 on ordinary reg outputs.
17322 2016-06-10 Richard Biener <rguenther@suse.de>
17324 * targhooks.c (default_builtin_vectorization_cost): Adjust
17325 vec_construct cost.
17327 2016-06-10 Richard Biener <rguenther@suse.de>
17329 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17330 to fold the RHS to a constant if possible.
17332 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17334 PR middle-end/71373
17335 * tree-nested.c (convert_nonlocal_omp_clauses)
17336 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17337 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17338 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17340 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17342 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17344 * omp-low.c (scan_sharing_clauses): Don't expect
17345 OMP_CLAUSE__CACHE_.
17347 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17349 PR tree-optimization/71407
17350 PR tree-optimization/71416
17351 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17352 BIT_FIELD_REF type.
17354 2016-06-10 Richard Biener <rguenther@suse.de>
17356 PR middle-end/71477
17357 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17359 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17361 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17363 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17364 Jiong Wang <jiong.wang@arm.com>
17366 PR rtl-optimization/70751
17367 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17368 spilled into memory.
17370 2016-06-09 Jonathan Yong <10walls@gmail.com>
17373 2015-09-21 Jonathan Yong <10walls@gmail.com>
17375 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17376 sysroot/usr/lib/32api for additional win32 libraries,
17377 fixes failing Cygwin bootstrapping.
17379 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17381 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17384 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17387 * pretty-print.c (pp_indent): Specify that %p is printed in a
17388 host-dependent manner.
17389 (test_pp_format): Remove the test for %p.
17391 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17393 * config/mips/mips.c (mips_output_jump): Fix formatting.
17395 2016-06-09 Richard Biener <rguenther@suse.de>
17397 PR tree-optimization/71462
17398 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
17401 2016-06-09 Martin Liska <mliska@suse.cz>
17403 * predict.c (dump_prediction): Add new argument.
17404 (enum predictor_reason): New enum.
17405 (struct predictor_hash): New struct.
17406 (predictor_hash::hash): New function.
17407 (predictor_hash::equal): Likewise.
17408 (not_removed_prediction_p): New function.
17409 (prune_predictions_for_bb): Likewise.
17410 (combine_predictions_for_bb): Prune predictions.
17412 2016-06-09 Martin Liska <mliska@suse.cz>
17414 * predict.c (filter_predictions): New function.
17415 (remove_predictions_associated_with_edge): Use the filter
17417 (equal_edge_p): New function.
17419 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
17421 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
17422 Correct usage of @samp vs @option, add @samp where appropriate.
17423 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
17424 Add armv6s-m and document it, as it is no official ARM name.
17426 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17428 * ifcvt.c (struct noce_if_info): Add transform_name field.
17429 (noce_try_move): Set if_info->transform_name to the function name.
17430 (noce_try_ifelse_collapse): Likewise.
17431 (noce_try_store_flag): Likewise.
17432 (noce_try_inverse_constants): Likewise.
17433 (noce_try_store_flag_constants): Likewise.
17434 (noce_try_addcc): Likewise.
17435 (noce_try_store_flag_mask): Likewise.
17436 (noce_try_cmove): Likewise.
17437 (noce_try_cmove_arith): Likewise.
17438 (noce_try_minmax): Likewise.
17439 (noce_try_abs): Likewise.
17440 (noce_try_sign_mask): Likewise.
17441 (noce_try_bitop): Likewise.
17442 (noce_convert_multiple_sets): Likewise.
17443 (noce_process_if_block): Print if_info->transform_name to
17444 dump_file if transformation succeeded.
17446 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17448 * config/arm/cortex-a57.md (cortex_a57_alu):
17451 2016-06-08 Martin Sebor <msebor@redhat.com>
17452 Jakub Jelinek <jakub@redhat.com>
17456 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
17457 BUILT_IN_MUL_OVERFLOW_P): New builtins.
17458 * builtins.c: Include gimple-fold.h.
17459 (fold_builtin_arith_overflow): Handle
17460 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
17461 (fold_builtin_3): Likewise.
17462 * doc/extend.texi (Integer Overflow Builtins): Document
17463 __builtin_{add,sub,mul}_overflow_p.
17465 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
17467 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
17468 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
17470 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
17472 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
17473 Rewrite, looking one level down for records and arrays.
17475 2016-06-08 David Malcolm <dmalcolm@redhat.com>
17477 * pretty-print.c: Include "selftest.h".
17478 (pp_format): Fix comment.
17479 (identifier_to_locale): Likewise.
17480 (selftest::test_basic_printing): New function.
17481 (selftest::assert_pp_format): New function.
17482 (selftest::test_pp_format): New function.
17483 (selftest::pretty_print_c_tests): New function.
17484 * selftest-run-tests.c (selftest::run_tests): Call
17485 selftest::pretty_print_c_tests.
17486 * selftest.h (pretty_print_c_tests): New declaration.
17488 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17490 * invoke.texi (max-loop-headers-insns): Document.
17491 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
17492 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
17493 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
17495 2016-06-08 Richard Biener <rguenther@suse.de>
17497 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
17498 on strided SLP loads and fall back to scalar loads in case
17499 we can't chunk them.
17501 2016-06-08 Richard Biener <rguenther@suse.de>
17503 PR tree-optimization/71452
17504 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
17505 type used for the SSA rewrite has enough precision to cover
17506 the dynamic type of the location.
17508 2016-06-08 Jakub Jelinek <jakub@redhat.com>
17509 Richard Biener <rguenther@suse.de>
17512 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
17513 the same as DECL_P (base0) for indirect_base0. Use equality_code
17514 in one further place.
17516 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
17518 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
17519 to one word if the field is known to overlap other words.
17520 (extract_bit_field_1): Likewise.
17521 (store_split_bit_field): Remove compensating code.
17522 (extract_split_bit_field): Likewise.
17524 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
17528 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
17530 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17532 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
17534 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
17535 (arch64_addpv4sf): Delete.
17536 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
17537 "gen_aarch64_addpv4sf".
17538 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
17540 (vpadds_f32): Likewise.
17541 (vpaddq_f32): Likewise.
17542 (vpaddq_f64): Likewise.
17544 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17546 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
17548 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
17549 to VALLF. Rename to "fabd<mode>3".
17550 "*fabd_scalar<mode>3): Delete.
17551 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
17553 (vabdd_f64): Likewise.
17554 (vabd_f32): Likewise.
17555 (vabd_f64): Likewise.
17556 (vabdq_f32): Likewise.
17557 (vabdq_f64): Likewise.
17559 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17561 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
17563 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
17564 "aarch64_rsqrts<mode>".
17565 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
17566 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
17568 (vrsqrtsd_f64): Likewise.
17569 (vrsqrts_f32): Likewise.
17570 (vrsqrts_f64): Likewise.
17571 (vrsqrtsq_f32): Likewise.
17572 (vrsqrtsq_f64): Likewise.
17574 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17576 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
17578 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
17579 "aarch64_rsqrte<mode>".
17580 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
17581 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
17583 (vrsqrted_f64): Likewise.
17584 (vrsqrte_f32): Likewise.
17585 (vrsqrte_f64): Likewise.
17586 (vrsqrteq_f32): Likewise.
17587 (vrsqrteq_f64): Likewise.
17589 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17591 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
17593 (fcvtzs): Likewise.
17594 (fcvtzu): Likewise.
17595 * config/aarch64/aarch64-simd.md
17596 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
17597 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
17598 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
17600 (vcvt_n_f32_u32): Likewise.
17601 (vcvt_n_s32_f32): Likewise.
17602 (vcvt_n_u32_f32): Likewise.
17603 (vcvtq_n_f32_s32): Likewise.
17604 (vcvtq_n_f32_u32): Likewise.
17605 (vcvtq_n_f64_s64): Likewise.
17606 (vcvtq_n_f64_u64): Likewise.
17607 (vcvtq_n_s32_f32): Likewise.
17608 (vcvtq_n_s64_f64): Likewise.
17609 (vcvtq_n_u32_f32): Likewise.
17610 (vcvtq_n_u64_f64): Likewise.
17611 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
17612 (VSDQ_SDI): Likewise.
17613 (fcvt_target): Support V4DI, V4SI and V2SI.
17614 (FCVT_TARGET): Likewise.
17616 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17618 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
17619 (TYPES_BINOP_SUS): Likewise.
17620 (aarch64_simd_builtin_data): Update include file name.
17621 (aarch64_builtins): Likewise.
17622 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
17623 for conversion between scalar float-point and fixed-point.
17625 (fcvtzs): Likewise.
17626 (fcvtzu): Likewise.
17627 * config/aarch64/aarch64.md
17628 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
17629 pattern for conversion between scalar float to fixed-pointer.
17630 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
17631 (UNSPEC_FCVTZS): New UNSPEC enumeration.
17632 (UNSPEC_FCVTZU): Likewise.
17633 (UNSPEC_SCVTF): Likewise.
17634 (UNSPEC_UCVTF): Likewise.
17635 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
17637 (vcvtd_n_f64_u64): Likewise.
17638 (vcvtd_n_s64_f64): Likewise.
17639 (vcvtd_n_u64_f64): Likewise.
17640 (vcvtd_n_f32_s32): Likewise.
17641 (vcvts_n_f32_u32): Likewise.
17642 (vcvtd_n_s32_f32): Likewise.
17643 (vcvts_n_u32_f32): Likewise.
17644 * config/aarch64/iterators.md (fcvt_target): Support integer to float
17646 (FCVT_TARGET): Likewise.
17647 (FCVT_FIXED2F): New iterator.
17648 (FCVT_F2FIXED): Likewise.
17649 (fcvt_fixed_insn): New define_int_attr.
17651 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17653 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
17654 some statements was removed.
17656 2016-06-08 Alan Hayward <alan.hayward@arm.com>
17658 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
17659 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
17660 (vect_can_advance_ivs_p): likewise.
17661 (vect_update_ivs_after_vectorizer): likewise.
17662 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
17663 (vect_analyze_scalar_cycles_1): likewise.
17664 (vect_analyze_loop_operations): likewise.
17665 (report_vect_op): likewise.
17666 (vect_is_slp_reduction): likewise.
17667 (vect_is_simple_reduction): likewise.
17668 (get_initial_def_for_induction): likewise.
17669 (vect_transform_loop): likewise.
17670 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
17671 (vect_recog_sad_pattern): likewise.
17672 (vect_recog_widen_sum_pattern): likewise.
17673 (vect_recog_widening_pattern): likewise.
17674 (vect_recog_divmod_pattern): likewise.
17675 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
17676 (vect_analyze_slp_instance): likewise.
17677 (vect_transform_slp_perm_load): likewise.
17678 (vect_schedule_slp_instance): likewise.
17680 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17682 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
17683 (return_prediction): PRED_CONST_RETURN predict return as not taken.
17684 * predict.def (PRED_CONTINUE): Change hitrate 50->67
17685 (PRED_LOOP_BRANCH): Document predictor as broken.
17686 (PRED_LOOP_EXIT): Change hitrate 91->92.
17687 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
17688 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
17689 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
17690 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
17691 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
17692 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
17693 (PRED_CALL): Chane hitrate 71->67.
17694 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
17695 (PRED_GOTO): Document as unused right now.
17696 (PRED_CONST_RETURN): Change hitrate 67->69
17697 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
17698 (PRED_NULL_RETURN): Change hitrate 91->90.
17699 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
17700 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
17701 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
17703 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
17705 * config/rs6000/altivec.h: Add __builtin_vec_mul.
17706 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
17707 special case Altivec builtin.
17708 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17709 VSX_BUILTIN_VEC_MUL (replaced with special case code).
17710 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17711 code for ALTIVEC_BUILTIN_VEC_MUL.
17712 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17713 for __builtin_vec_mul.
17715 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
17717 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
17720 2016-06-07 David Malcolm <dmalcolm@redhat.com>
17722 * spellcheck.c (selftest::test_find_closest_string): New function.
17723 (spellcheck_c_tests): Call the above.
17725 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17727 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
17729 2016-06-07 Jakub Jelinek <jakub@redhat.com>
17731 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
17732 Yv=Yv,C alternatives.
17734 2016-06-07 Richard Biener <rguenther@suse.de>
17737 * common.opt (ffast-math): Make Optimization.
17739 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
17740 Prachi Godbole <prachi.godbole@imgtec.com>
17742 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
17743 `fabs' and `fneg' type attributes.
17744 (p5600_fpu_fabs): Add `fmove' to the comment.
17746 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17748 * gimple.c: Include builtins.h
17749 (gimple_inexpensive_call_p): New function.
17750 * gimple.h (gimple_inexpensive_call_p): Declare.
17751 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
17752 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
17755 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
17757 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
17758 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
17759 warning_at_rich_loc, warning_n, pedwarn, permerror,
17760 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
17761 sorry, fatal_error, internal_error, internal_error_no_backtrace):
17764 2016-06-07 Richard Biener <rguenther@suse.de>
17766 PR tree-optimization/71428
17767 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
17768 BIT_FIELD_REF op vs. load.
17770 2016-06-07 Richard Biener <rguenther@suse.de>
17772 PR middle-end/71423
17773 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
17776 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17778 * config/pa/pa.md (call): Generate indirect long calls to non-local
17779 functions on TARGET_64BIT.
17780 (call_value): Likewise.
17782 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17784 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
17785 pattern and subsequent splitters.
17786 (call_val_reg_64bit_post_reload): Likewise.
17788 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
17790 PR middle-end/71408
17791 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
17792 propagate_op_to_single_use.
17794 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
17796 PR middle-end/71281
17797 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
17799 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
17801 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
17802 (enum x86_dirflag_state): New enum.
17803 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
17804 (machine_function): Remove needs_cld.
17805 (ix86_current_function_needs_cld): Remove.
17806 * config/i386/i386.c (ix86_set_func_type): Set
17807 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
17808 (ix86_expand_prologue): Do not emit CLD here.
17809 (ix86_dirflag_mode_needed): New function.
17810 (ix86_dirflag_mode_entry): Ditto.
17811 (ix86_mode_needed): Handle X86_DIRFLAG entity.
17812 (ix86_mode_after): Ditto.
17813 (ix86_mode_entry): Ditto.
17814 (ix86_mode_exit): Ditto.
17815 (ix86_emit_mode_set): Ditto.
17816 * config/i386/i386.md (strmov_singleop): Set
17817 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
17818 Do not set ix86_current_function_needs_cld.
17820 (strset_singleop): Ditto.
17822 (cmpstrnqi_nz_1): Ditto.
17823 (cmpstrnqi_1): Ditto.
17824 (strlenqi_1): Ditto.
17826 2016-06-06 Jakub Jelinek <jakub@redhat.com>
17828 PR tree-optimization/71259
17829 * tree-vect-slp.c (vect_get_constant_vectors): For
17830 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
17831 one for constant op, and use COND_EXPR for non-constant.
17833 2016-06-06 David Malcolm <dmalcolm@redhat.com>
17835 * Makefile.in (OBJS): Add function-tests.o,
17836 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
17837 selftest-run-tests.o.
17838 (OBJS-libcommon): Add selftest.o.
17839 (OBJS-libcommon-target): Add selftest.o.
17840 (all.internal): Add "selftest".
17841 (all.cross): Likewise.
17842 (selftest): New phony target.
17843 (s-selftest): New target.
17844 (selftest-gdb): New phony target.
17845 (COLLECT2_OBJS): Add selftest.o.
17846 * bitmap.c: Include "selftest.h".
17847 (selftest::test_gc_alloc): New function.
17848 (selftest::test_set_range): New function.
17849 (selftest::test_clear_bit_in_middle): New function.
17850 (selftest::test_copying): New function.
17851 (selftest::test_bitmap_single_bit_set_p): New function.
17852 (selftest::bitmap_c_tests): New function.
17853 * common.opt (fself-test): New.
17854 * diagnostic-show-locus.c: Include "selftest.h".
17855 (make_range): New function.
17856 (test_range_contains_point_for_single_point): New function.
17857 (test_range_contains_point_for_single_line): New function.
17858 (test_range_contains_point_for_multiple_lines): New function.
17859 (assert_eq): New function.
17860 (test_get_line_width_without_trailing_whitespace): New function.
17861 (selftest::diagnostic_show_locus_c_tests): New function.
17862 * et-forest.c: Include "selftest.h".
17863 (selftest::test_single_node): New function.
17864 (selftest::test_simple_tree): New function.
17865 (selftest::test_disconnected_nodes): New function.
17866 (selftest::et_forest_c_tests): New function.
17867 * fold-const.c: Include "selftest.h".
17868 (selftest::assert_binop_folds_to_const): New function.
17869 (selftest::assert_binop_folds_to_nonlvalue): New function.
17870 (selftest::test_arithmetic_folding): New function.
17871 (selftest::fold_const_c_tests): New function.
17872 * function-tests.c: New file.
17873 * gimple.c: Include "selftest.h".
17874 Include "gimple-pretty-print.h".
17875 (selftest::verify_gimple_pp): New function.
17876 (selftest::test_assign_single): New function.
17877 (selftest::test_assign_binop): New function.
17878 (selftest::test_nop_stmt): New function.
17879 (selftest::test_return_stmt): New function.
17880 (selftest::test_return_without_value): New function.
17881 (selftest::gimple_c_tests): New function.
17882 * hash-map-tests.c: New file.
17883 * hash-set-tests.c: New file.
17884 * input.c: Include "selftest.h".
17885 (selftest::assert_loceq): New function.
17886 (selftest::test_accessing_ordinary_linemaps): New function.
17887 (selftest::test_unknown_location): New function.
17888 (selftest::test_builtins): New function.
17889 (selftest::test_reading_source_line): New function.
17890 (selftest::input_c_tests): New function.
17891 * rtl-tests.c: New file.
17892 * selftest-run-tests.c: New file.
17893 * selftest.c: New file.
17894 * selftest.h: New file.
17895 * spellcheck.c: Include "selftest.h".
17896 (selftest::levenshtein_distance_unit_test_oneway): New function,
17897 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
17898 (selftest::levenshtein_distance_unit_test): Likewise.
17899 (selftest::spellcheck_c_tests): Likewise.
17900 * toplev.c: Include selftest.h.
17901 (toplev::run_self_tests): New.
17902 (toplev::main): Handle -fself-test.
17903 * toplev.h (toplev::run_self_tests): New.
17904 * tree.c: Include "selftest.h".
17905 (selftest::test_integer_constants): New function.
17906 (selftest::test_identifiers): New function.
17907 (selftest::test_labels): New function.
17908 (selftest::tree_c_tests): New function.
17909 * tree-cfg.c: Include "selftest.h".
17910 (selftest::push_fndecl): New function.
17911 (selftest::test_linear_chain): New function.
17912 (selftest::test_diamond): New function.
17913 (selftest::test_fully_connected): New function.
17914 (selftest::tree_cfg_c_tests): New function.
17915 * vec.c: Include "selftest.h".
17916 (selftest::safe_push_range): New function.
17917 (selftest::test_quick_push): New function.
17918 (selftest::test_safe_push): New function.
17919 (selftest::test_truncate): New function.
17920 (selftest::test_safe_grow_cleared): New function.
17921 (selftest::test_pop): New function.
17922 (selftest::test_safe_insert): New function.
17923 (selftest::test_ordered_remove): New function.
17924 (selftest::test_unordered_remove): New function.
17925 (selftest::test_block_remove): New function.
17926 (selftest::reverse_cmp): New function.
17927 (selftest::test_qsort): New function.
17928 (selftest::vec_c_tests): New function.c.
17929 * wide-int.cc: Include selftest.h and wide-int-print.h.
17930 (selftest::from_int <wide_int>): New function.
17931 (selftest::from_int <offset_int>): New function.
17932 (selftest::from_int <widest_int>): New function.
17933 (selftest::assert_deceq): New function.
17934 (selftest::assert_hexeq): New function.
17935 (selftest::test_printing <VALUE_TYPE>): New function template.
17936 (selftest::test_ops <VALUE_TYPE>): New function template.
17937 (selftest::test_comparisons <VALUE_TYPE>): New function template.
17938 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
17940 (selftest::wide_int_cc_tests): New function.
17942 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17944 PR middle-end/37780
17945 * ifcvt.c (noce_try_ifelse_collapse): New function.
17947 (noce_process_if_block): Call noce_try_ifelse_collapse.
17948 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
17949 (simplify_ternary_operation): Use the above to simplify
17950 conditional CLZ/CTZ expressions.
17952 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17954 PR middle-end/37780
17955 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
17956 define_insn_and_split.
17958 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17960 PR middle-end/37780
17961 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
17963 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
17966 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
17967 Implicitly clobber memory for basic asm with non-empty assembler
17968 string. Use targetm.md_asm_adjust also here.
17969 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
17970 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
17971 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
17972 non-empty assembler string.
17973 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
17974 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
17975 (decode_asm_operands): Handle basic asm in PARALLEL block.
17976 (extract_insn): Handle basic asm in PARALLEL block.
17977 * doc/extend.texi: Mention new behavior of basic asm.
17978 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
17979 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
17980 branch_needs_nop_p): Use asm_noperands.
17982 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
17984 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
17985 Include the M7 SPARC DFA scheduler.
17986 New attribute v3pipe.
17987 Annotate insns with v3pipe where appropriate.
17988 Define cpu_feature vis4.
17989 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
17990 Add (V8QI "8") to vbits.
17991 Add insns {add,sub}v8qi3
17992 Add insns ss{add,sub}v8qi3
17993 Add insns us{add,sub}{v8qi,v4hi}3
17994 Add insns {min,max}{v8qi,v4hi,v2si}3
17995 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
17996 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
17997 * config/sparc/niagara4.md: Add a comment explaining the
17998 discrepancy between the documented latenty numbers and the
18000 * config/sparc/niagara7.md: New file.
18001 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18002 supports SPARC5 and VIS 4.0 instructions.
18003 * configure: Regenerate.
18004 * config.in: Likewise.
18005 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18006 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18007 TARGET_CPU_niagara7.
18008 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18009 (CPP_CPU_SPEC): Handle niagara7.
18010 (ASM_CPU_SPEC): Likewise.
18011 * config/sparc/sparc-opts.h (processor_type): Add
18012 PROCESSOR_NIAGARA7.
18013 (mvis4): New option.
18014 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18015 (AS_NIAGARA7_FLAG): Define.
18016 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18017 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18018 (CPP_CPU_SPEC): Handle niagara7.
18019 (ASM_CPU_SPEC): Likewise.
18020 * config/sparc/sparc.c (niagara7_costs): Define.
18021 (sparc_option_override): Handle niagara7 and adjust cache-related
18022 parameters with better values for niagara cpus. Also support VIS4.
18023 (sparc32_initialize_trampoline): Likewise.
18024 (sparc_use_sched_lookahead): Likewise.
18025 (sparc_issue_rate): Likewise.
18026 (sparc_register_move_cost): Likewise.
18027 (dump_target_flag_bits): Support VIS4.
18028 (sparc_vis_init_builtins): Likewise.
18029 (sparc_builtins): Likewise.
18030 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18032 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18034 * config/sparc/sparc.opt (sparc_processor_type): New value
18036 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18038 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18040 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18043 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18045 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18047 2016-06-06 Richard Biener <rguenther@suse.de>
18049 PR tree-optimization/71398
18050 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18053 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18055 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18056 ft32_expand_prolog, ft32_expand_epilogue):
18057 Handle pretend_args.
18058 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18059 * config/ft32/ft32.md: Add pretend_returner.
18061 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18064 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18065 Copy op1 RTX to avoid invalid sharing.
18066 (ix86_expand_vector_move_misalign): Ditto.
18068 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18070 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18073 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18075 * predict.c (predicted_by_loop_heuristics_p): New function.
18076 (predict_iv_comparison): Use it.
18077 (predict_loops): Walk from innermost loops; do not predict edges
18078 leaving multiple loops multiple times; implement
18079 PRED_LOOP_ITERATIONS_MAX heuristics.
18080 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18082 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18084 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18085 only edges out of BB are EH edges.
18087 2016-06-04 Martin Sebor <msebor@redhat.com>
18088 Marcin Baczyński <marbacz@gmail.com>
18091 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18092 a void expression in a void function.
18094 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18096 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18097 aux; dump reasons of decisions.
18098 (should_duplicate_loop_header_p): Likewise.
18099 (do_while_loop_p): Likewise.
18100 (ch_base::copy_headers): Dump asi num insns duplicated.
18102 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18104 PR tree-optimization/71405
18105 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18106 incompatible type, build a new clobber with the right type instead
18107 of building a VIEW_CONVERT_EXPR around it.
18109 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18111 PR tree-optimization/52171
18112 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18113 by_pieces_ninsns instead of move_by_pieces_ninsns.
18115 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18117 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18118 for reg+reg addressing mode.
18120 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18122 * rs6000-c.c (c/c-tree.h): Add #include.
18123 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18124 in C++ when found in the base position of vec_ld or vec_st.
18126 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18128 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18129 use of profile unless profile status is PROFILE_READ.
18130 * profile.c (compute_branch_probabilities): Set profile status
18131 only after reporting predictor hitrates.
18133 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18137 * common.opt (ffp-int-builtin-inexact): New option.
18138 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
18139 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
18140 (ceil@var{m}2): Document dependence on this option.
18141 * ipa-inline-transform.c (inline_call): Handle
18142 flag_fp_int_builtin_inexact.
18143 * ipa-inline.c (can_inline_edge_p): Likewise.
18144 * config/i386/i386.md (rintxf2): Do not test
18145 flag_unsafe_math_optimizations.
18146 (rint<mode>2_frndint): New define_insn.
18147 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
18148 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
18149 for 387 instead of extending and truncating.
18150 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
18151 !flag_trapping_math instead of flag_unsafe_math_optimizations.
18152 Change to frndint<mode>2_<rounding>.
18153 (frndintxf2_<rounding>_i387): Likewise. Change to
18154 frndint<mode>2_<rounding>_i387.
18155 (<rounding_insn>xf2): Likewise.
18156 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
18157 !flag_trapping_math instead of flag_unsafe_math_optimizations for
18158 x87. Test TARGET_ROUND || !flag_trapping_math ||
18159 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
18160 SSE. Use ROUND_NO_EXC in constant operand of
18161 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18162 for 387 instead of extending and truncating.
18164 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18165 Julia Koval <julia.koval@intel.com>
18177 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18178 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18179 all registers, except for function return registers if there are
18180 no caller-saved registers.
18181 (ix86_set_func_type): New function.
18182 (ix86_set_current_function): Call ix86_set_func_type to set
18183 no_caller_saved_registers and func_type. Call reinit_regs if
18184 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18185 nor x87 instructions in interrupt handler nor function with
18186 no_caller_saved_registers attribute.
18187 (ix86_function_ok_for_sibcall): Return false if there are no
18188 caller-saved registers.
18189 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18191 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18192 (ix86_function_arg): Return special arguments in interrupt handler.
18193 (ix86_promote_function_mode): Promote pointer to word_mode only
18194 for normal functions.
18195 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18197 (ix86_epilogue_uses): New function.
18198 (ix86_hard_regno_scratch_ok): Likewise.
18199 (ix86_save_reg): Preserve all registers in interrupt handler
18200 after reload. Preserve all registers, except for function return
18201 registers, if there are no caller-saved registers after reload.
18202 (find_drap_reg): Always use callee-saved register if there are
18203 no caller-saved registers.
18204 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18205 for interrupt handler.
18206 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18207 Emit cld instruction if stringops are used in interrupt handler
18208 or interrupt handler isn't a leaf function.
18209 (ix86_expand_epilogue): Generate interrupt return for interrupt
18210 handler and pop the 'ERROR_CODE' off the stack before interrupt
18211 return in exception handler.
18212 (ix86_expand_call): Disallow calling interrupt handler directly.
18213 If there are no caller-saved registers, mark all registers that
18214 are clobbered by the call which returns as clobbered.
18215 (ix86_handle_no_caller_saved_registers_attribute): New function.
18216 (ix86_handle_interrupt_attribute): Likewise.
18217 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18219 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18220 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18221 accumulation in interrupt function if stack may be realigned to
18223 (EPILOGUE_USES): New.
18224 (function_type): New enum.
18225 (machine_function): Add func_type and no_caller_saved_registers.
18226 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18227 (interrupt_return): New pattern.
18228 * doc/extend.texi: Document x86 interrupt and
18229 no_caller_saved_registers attributes.
18231 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18233 PR tree-optimization/52171
18234 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18235 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18236 Look for constant strings. Move some code to emit_block_cmp_hints
18238 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18239 * defaults.h (COMPARE_MAX_PIECES): New macro.
18240 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18241 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18242 (clear_by_pieces_1): Don't declare. Move definition before use.
18243 (can_do_by_pieces): New static function.
18244 (can_move_by_pieces): Use it. Return bool.
18245 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18246 OP. All callers changed. Handle COMPARE_BY_PIECES.
18247 (class pieces_addr); New.
18248 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18249 pieces_addr::adjust, pieces_addr::increment_address,
18250 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18252 (class op_by_pieces_d): New.
18253 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18255 (class move_by_pieces_d, class compare_by_pieces_d,
18256 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18257 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18258 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18259 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18260 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18261 compare_by_pieces_d::finish_mode): New member functions.
18262 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18264 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18265 (emit_block_cmp_hints): New function.
18266 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18267 use the newly defined classes.
18268 * expr.h (by_pieces_constfn): New typedef.
18269 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18270 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18271 (move_by_pieces_ninsns): Don't declare.
18272 (can_move_by_pieces): Change return value to bool.
18273 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18274 (compare_by_pieces_branch_ratio): New hook.
18275 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18276 (by_pieces_ninsns): Declare.
18277 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18279 (default_compare_by_pieces_branch_ratio): New function.
18280 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18281 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18282 * doc/tm.texi: Regenerate.
18283 * tree-ssa-strlen.c: Include "builtins.h".
18284 (handle_builtin_memcmp): New static function.
18285 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18286 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18288 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18290 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18291 relevant stmts which are simple and invariant.
18292 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18293 instead of simple and invariant
18295 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18297 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18298 (vectorizable_reduction): Check for new relevant state.
18299 (vectorizable_live_operation): vectorize live stmts using
18300 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18301 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18302 (vect_stmt_relevant_p): Check for stmts which are only used live.
18303 (process_use): Use of a stmt does not inherit it's live value.
18304 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18305 (vect_analyze_stmt): Check for new relevant state.
18306 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18307 outside the loop, but not inside it.
18309 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18311 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18312 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18313 (vect_get_vec_def_for_operand): Split out code.
18315 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18317 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18319 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18321 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18323 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18325 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18327 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18329 PR middle-end/71387
18330 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18331 to noreturn e->callee->decl that has void return type and void
18332 arguments, adjust gimple_call_fntype and remove lhs even if it had
18333 previously addressable type.
18335 2016-06-02 Jeff Law <law@redhat.com>
18337 PR tree-optimization/71328
18338 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18339 error when checking for a jump back onto the copied path.
18341 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18343 * config/microblaze/microblaze.c (get_branch_target): Add return
18344 NULL_RTX for the non-CALL_P case.
18345 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18346 (insert_wic): Remove unused local "j".
18348 2016-06-02 Martin Liska <mliska@suse.cz>
18350 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18352 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18353 Julia Koval <julia.koval@intel.com>
18355 * function.c (assign_parm_setup_stack): Force source into a
18356 register if needed.
18357 * target.def (function_incoming_arg): Update documentation to
18358 allow arbitrary address computation based on hard register.
18359 * doc/tm.texi: Regenerated.
18361 2016-06-02 Martin Liska <mliska@suse.cz>
18363 * predict.c (combine_predictions_for_bb): Fix first match in
18364 cases where a first predictor contains more than one occurence
18365 in list of predictors. Take the best value in such case.
18367 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18369 PR rtl-optimization/71295
18370 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18371 offset would go over the size of the inner mode reject it.
18373 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18375 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18376 x=x,x and v=v,m instead of x=x,m.
18378 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18379 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18380 alternative to v=rm,C.
18382 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18383 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18384 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18385 instead of vex for the last two above mentioned alternatives.
18387 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18390 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18392 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18394 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18396 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18398 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18399 from int to unsigned.
18401 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18403 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18404 alternatives, eliminating preferred register class. Add support
18405 for the MTVSRDD instruction in ISA 3.0.
18406 (vsx_splat_v4si_internal): Use splat_input_operand instead of
18407 reg_or_indexed_operand.
18408 (vsx_splat_v4sf_internal): Likewise.
18410 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18413 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
18414 for loading up all 0's or all 1's.
18416 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
18418 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
18420 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
18422 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
18424 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
18425 * gcc.c (set_source_date_epoch_envvar): New function, sets
18426 the SOURCE_DATE_EPOCH environment variable to the current time.
18428 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18430 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
18431 the factor for live Phi nodes.
18433 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18435 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
18436 * tree-parloops.c (parallelize_loops): likewise.
18437 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
18438 tree_unswitch_outer_loop): likewise.
18440 2016-06-01 Jakub Jelinek <jakub@redhat.com>
18442 PR middle-end/71371
18443 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
18444 around creation of the temporary.
18446 2016-06-01 Richard Biener <rguenther@suse.de>
18448 PR tree-optimization/71366
18449 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
18450 (unloop_loops): Move removing edges here ...
18451 (try_unroll_loop_completely): ... from here.
18452 (try_peel_loop): ... and here.
18453 (tree_unroll_loops_completely_1): Track parent loops via
18454 bitmap of header BBs.
18455 (tree_unroll_loops_completely): Adjust for that.
18457 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18459 * config/rs6000/altivec.h (vec_slv): New macro.
18460 (vec_srv): New macro.
18461 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
18462 (UNSPEC_VSRV): New value.
18465 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
18466 (vsrv): New builtin definition.
18467 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
18468 define argument types for new builtin.
18469 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
18471 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
18474 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
18475 Jocelyn Mayer <l_indien@magic.fr>
18478 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
18479 detect processor family for signature_CENTAUR_ebx.
18480 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
18481 signature_CENTAUR_ebx.
18482 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
18483 <default>: Pass x86-64 for has_longmode.
18485 2016-06-01 Nathan Sidwell <nathan@acm.org>
18487 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
18490 2016-06-01 Richard Biener <rguenther@suse.de>
18492 PR tree-optimization/71261
18493 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
18494 of stmts successfully put in the bool pattern. Remove
18495 single-use restriction.
18496 (adjust_bool_pattern_cast): Add cast at the use site via the
18497 pattern def sequence.
18498 (adjust_bool_pattern): Remove recursion, maintain a hash-map
18499 of patterned defs. Use the pattern def seqence instead of
18500 multiple independent patterns.
18501 (sort_after_uid): New qsort compare function.
18502 (adjust_bool_stmts): New function to process stmts in the bool
18503 pattern in IL order.
18504 (vect_recog_bool_pattern): Adjust.
18505 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
18506 (ifcvt_walk_pattern_tree): Likewise.
18507 (stmt_is_root_of_bool_pattern): Likewise.
18508 (ifcvt_repair_bool_pattern): Likewise.
18509 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
18511 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18513 * loop-unroll.c (decide_unroll_constant_iterations,
18514 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
18515 likely upper bounds.
18516 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
18518 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
18520 * tree-core.h (enum omp_clause_code): Remove
18521 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
18523 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18525 * config/arm/sync.md (arm_store_exclusive<mode>):
18526 Use 'H' output modifier on operands[2] rather than creating a new
18527 entry in out-of-bounds memory of the operands array.
18528 (arm_store_release_exclusivedi): Likewise.
18530 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18532 * config/arm/arm.c (arm_fusion_enabled_p): New function.
18533 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
18534 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18535 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18537 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18539 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
18540 into account live statements for mask producers.
18542 2016-06-01 Richard Biener <rguenther@suse.de>
18544 PR tree-optimization/71311
18545 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
18546 restrict to non-INTEGER_CST @0.
18548 2016-06-01 Richard Biener <rguenther@suse.de>
18550 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
18551 (relational patterns): Use :c to avoid pattern duplications.
18553 2016-06-01 Richard Biener <rguenther@suse.de>
18555 * genmatch.c (comparison_code_p): New predicate.
18556 (swap_tree_comparison): New function.
18557 (commutate): Add for_vec parameter to append new for entries.
18558 Support commutating relational operators by swapping it alongside
18560 (lower_commutative): Adjust.
18561 (dt_simplify::gen): Do not pass artificial operators to gen
18563 (decision_tree::gen): Do not add artificial operators as parameters.
18564 (parser::parse_expr): Verify operator commutativity when :c is
18565 applied. Allow :C to override this.
18566 * match.pd: Adjust patterns to use :C instead of :c where required.
18568 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
18570 PR tree-optimization/71077
18571 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
18572 the combining step, use boolean_false_node and boolean_true_node
18573 as the designated false/true return values.
18575 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18577 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
18578 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
18579 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
18582 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18584 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
18585 of flags impliying the register renaming.
18586 * toplev.c (process_options): Do not imply flag_rename_registers with
18589 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18591 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
18592 default implementation.
18594 2016-05-31 Nathan Sidwell <nathan@acm.org>
18596 * dwarf2out.c (cur_line_info_table): Add GTY marker.
18598 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18600 * config/sh/constraints.md (b): Remove constraint.
18601 * config/sh/predicates.md (arith_reg_operand): Remove
18603 * config/sh/sh-modes.def (PDI): Remove.
18604 * config/sh/sh.c (sh_target_reg_class,
18605 sh_optimize_target_register_callee_saved): Remove functions.
18606 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
18607 (sh_expand_epilogue): Update comment.
18608 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
18609 sh_secondary_reload): Remove TARGET_REGS related code.
18610 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
18611 TARGET_REGISTER_P): Remove macros.
18612 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
18613 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
18614 TR1_REG, TR2_REG): Remove constants.
18615 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
18617 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18619 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
18620 define_expand patterns.
18621 (adddi3_compact): Rename to adddi3.
18622 (subdi3_compact): Rename to subdi3.
18623 (*negdi2): Rename to negdi2.
18624 (*abs<mode>2): Rename to abs<mode>2.
18626 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18628 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
18629 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
18630 (atomic_sub_fetchsi): ... this new pattern.
18631 (mvtc): Add CC_REG clobber.
18633 2016-05-31 Marek Polacek <polacek@redhat.com>
18635 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
18637 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18639 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
18640 aarch64_fusion_enabled_p to check for fusion capabilities.
18642 2016-05-31 Richard Biener <rguenther@suse.de>
18644 PR tree-optimization/71352
18645 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
18646 minus one and a negate.
18648 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18650 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
18651 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
18653 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
18654 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
18655 Remove use of aarch64_simd_attr_length_move, set length attribute
18657 (*aarch64_be_movoi): Likewise.
18658 (*aarch64_be_movci): Likewise.
18659 (*aarch64_be_movxi): Likewise.
18661 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18663 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
18664 It no longer does that.
18665 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
18667 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
18669 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
18670 attribute __unused__.
18672 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
18674 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
18675 * config/arm/arm.c (arm_arch_thumb1): Define.
18676 (arm_option_override): Initialize arm_arch_thumb1.
18677 * config/arm/arm.h (arm_arch_thumb1): Declare.
18678 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
18679 support Thumb-1 ISA.
18681 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
18684 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
18685 `Yv' for scalar operand.
18687 2016-05-31 Tom de Vries <tom@codesourcery.com>
18689 PR tree-optimization/69068
18690 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
18691 phis with more than two args.
18693 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
18695 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
18696 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
18699 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
18701 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
18703 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18705 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
18706 cpu_32, cpu_64, tune_32 and tune_64.
18707 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
18709 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
18711 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
18713 2016-05-30 Andi Kleen <ak@linux.intel.com>
18715 * auto-profile.c (read_profile): Replace asserts with errors
18716 when file does not exist.
18717 * gcov-io.c (gcov_read_words): Dito.
18719 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18721 * tree-cfg.c (print_loop): Print likely upper bounds.
18723 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18725 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
18726 * opts.c (default_options): Enable peel loops at -O3.
18727 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
18728 (try_peel_loop): Do not re-peel already peeled loops;
18729 use likely upper bounds; fix profile updating.
18730 (pass_complete_unroll::execute): Initialize peeled_loops.
18732 2016-05-30 Martin Liska <mliska@suse.cz>
18734 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
18735 computed costs by frequency of BB they belong to.
18736 (get_scaled_computation_cost_at): New function.
18738 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
18739 Marc Glisse <marc.glisse@inria.fr>
18741 PR tree-optimization/71289
18742 * match.pd (-1 / B < A, A > -1 / B): New transformations.
18744 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18746 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
18748 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18750 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
18751 for peeled copies; avoid underflow when updating estimates; correctly
18752 scale loop profile.
18754 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18756 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
18757 r236875. Corrected oe3 to oe2 as obvious.
18759 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18761 PR middle-end/71269
18762 PR middle-end/71252
18763 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
18764 that inserted stmt will not dominate stmts that defines its operand.
18765 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
18766 (rewrite_expr_tree_parallel): Likewise.
18768 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18770 PR middle-end/71252
18771 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
18772 all fields including stmt_to_insert are swapped.
18774 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18776 * predict.h (force_edge_cold): Declare.
18777 * predict.c (force_edge_cold): New function.
18778 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
18780 (canonicalize_loop_induction_variables): Fix formating.
18782 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
18784 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
18785 (visium_expand_copysign): Use gen_int_mode directly.
18786 (visium_compute_frame_size): Minor tweaks.
18788 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18790 * tree-vect-loop.c (vect_analyze_loop_2): Use
18791 likely_max_stmt_executions_int.
18793 2016-05-30 Tom de Vries <tom@codesourcery.com>
18795 PR tree-optimization/69067
18796 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
18798 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
18801 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
18802 New peepholes to remove unneeded fild/fistp pairs.
18803 (define_peephole2 atomic_loaddi_fpu): Ditto.
18805 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18807 * predict.c (maybe_hot_frequency_p): Avoid division.
18809 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18811 * doc/install.texi: Use https for shop.fsf.org.
18813 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18815 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
18816 likely_max_stmt_executions_int.
18818 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18820 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
18821 likely_max_stmt_executions_int.
18823 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18825 * profile.c (compute_branch_probabilities): Do not report hitrates
18827 (branch_prob): Report hitrates here.
18828 * predict.c (gimple_predict_edge): Do not assert profile status;
18829 fix formatting issues.
18831 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18833 * predict.c (edge_predicted_by_p): New function.
18834 (predict_paths_for_bb): Do not put multiple predictions of the same type
18837 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18839 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
18842 2016-05-28 Alan Modra <amodra@gmail.com>
18844 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
18846 2016-05-28 Alan Modra <amodra@gmail.com>
18848 PR rtl-optimization/71275
18849 * ira.c (ira): Free dominance info.
18851 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
18853 * doc/sourcebuild.texi: New address for upstream Go repository.
18855 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
18857 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
18858 (TARGET_ARM_V7M): Likewise.
18860 2016-05-26 Jeff Law <law@redhat.com>
18862 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
18863 (thread_across_edge): Remove calls to find_jump_threads_backwards.
18864 * passes.def: Add jump threading passes before DOM/VRP.
18865 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
18866 argument to a basic block from an edge. Remove tests which are
18868 (pass_data_thread_jumps, class pass_thread_jumps): New.
18869 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
18870 (make_pass_thread_jumps): Likewise.
18871 * tree-pass.h (make_pass_thread_jumps): Declare.
18873 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
18875 * config/visium/visium-protos.h (split_double_move): Rename into...
18876 (visium_split_double_move): ...this.
18877 (visium_split_double_add): Declare.
18878 * config/visium/visium.c (split_double_move): Rename into...
18879 (visium_split_double_move): ...this.
18880 (visium_split_double_add): New function.
18881 (visium_expand_copysign): Renumber operands for consistency.
18882 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
18883 (DFmode move splitter): Likewise.
18884 (*addi3_insn): Split by means of visium_split_double_add.
18885 (*adddi3_insn_flags): Delete.
18886 (*plus_plus_sltu<subst_arith>): New insn.
18887 (*subdi3_insn): Split by means of visium_split_double_add.
18888 (subdi3_insn_flags): Delete.
18889 (*minus_minus_sltu<subst_arith>): New insn.
18890 (*negdi2_insn): Split by means of visium_split_double_add.
18891 (*negdi2_insn_flags): Delete.
18893 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
18895 * configure.ac: Treat a --with-headers option without argument
18896 the same as the default (i.e. consult sys-include directory).
18897 * configure: Regenerate.
18899 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18901 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
18902 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
18904 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
18905 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18907 2016-05-27 Jiong Wang <jiong.wang@arm.com>
18910 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
18911 tree-stdarg analysis results.
18912 (aarch64_setup_incoming_varargs): Likewise.
18914 2016-05-27 Jiong Wang <jiong.wang@arm.com>
18916 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
18917 va_list_gpr_counter_field and va_list_fpr_counter_field.
18919 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
18922 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
18923 * config/aarch64/aarch64.c
18924 (aarch64_cannot_change_mode_class): Remove function.
18925 * config/aarch64/aarch64-protos.h
18926 (aarch64_cannot_change_mode_class): Remove.
18928 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18930 * cfgloop.c (record_niter_bound): Record likely upper bounds.
18931 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
18932 get_likely_max_loop_iterations_int): New.
18933 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
18934 any_likely_upper_bound.
18935 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
18937 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
18938 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
18940 (unroll_loop_constant_iterations): Likewise.
18941 (unroll_loop_runtime_iterations): Likewise.
18942 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
18943 * lto-streamer-out.c (output_cfg): Likewise.
18944 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
18946 (canonicalize_loop_induction_variables): Dump likely upper bounds.
18947 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
18948 (likely_max_loop_iterations): New.
18949 (likely_max_loop_iterations_int): New.
18950 (likely_max_stmt_executions): New.
18951 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
18952 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
18953 likely_max_stmt_executions): Declare.
18955 2016-05-27 Marek Polacek <polacek@redhat.com>
18957 PR middle-end/71308
18958 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
18960 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18962 * config/s390/s390.md (2x risbg splitters): Use
18963 reg_overlap_mentioned_p instead of rtx_equal_p.
18965 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
18967 * combine.c (make_compound_operation): Take known zero bits into
18968 account when checking for possible zero_extend.
18970 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18972 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
18973 Use const_int_operand for operand 2 predicate. Simplify expand code
18976 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
18978 PR middle-end/71279
18979 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
18982 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18984 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
18985 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
18986 that returns CC_SESWPmode and CC_ZESWPmode.
18987 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
18989 (aarch64_rtx_costs): Likewise.
18991 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
18993 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
18994 for ISA 3.0 min/max support.
18995 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
18996 conditional move support.
18997 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
18998 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19000 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19001 conditional moves where the comparison type is different from move
19003 (fp_minmax): New code iterator for smin/smax.
19004 (minmax): New code attributes for min/max.
19005 (SMINMAX): Likewise.
19006 (smax<mode>3): Combine min, max insns into one insn using the
19007 fp_minmax code iterator. Add support for ISA 3.0 min/max
19008 instructions that don't need -ffast-math.
19009 (s<minmax><mode>3): Likewise.
19010 (smax<mode>3_vsx): Likewise.
19011 (smin<mode>3): Likewise.
19012 (s<minmax><mode>3_vsx): Likewise.
19013 (smin<mode>3_vsx): Likewise.
19014 (pre-VSX min/max splitters): Likewise.
19015 (s<minmax><mode>3_fpr): Likewise.
19016 (movsfcc): Rewrite floating point conditional moves to combine
19017 SFmode/DFmode into a single insn.
19018 (mov<mode>cc): Likewise.
19019 (movdfcc): Likewise.
19020 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19021 SFDF2 iterators to handle all combinations.
19022 (fseldfsf4): Likewise.
19023 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19024 (fseldfdf4): Likewise.
19025 (fselsfdf4): Likewise.
19026 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19027 comparison instructions that set a 0/-1 mask, and use it for
19028 floating point conditional move via XXSEL.
19029 (fpmask<mode>): Likewise.
19030 (xxsel<mode>): Likewise.
19031 * config/rs6000/predicates.md (min_max_operator): Delete, no
19033 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19034 instructions that generate a 0/-1 mask for use with XXSEL.
19035 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19036 say whether floating point min/max is available, either through
19037 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19038 (TARGET_MINMAX_DF): Likewise.
19040 2016-05-27 Alan Modra <amodra@gmail.com>
19042 PR rtl-optimization/71275
19043 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19044 for update_equiv_regs and combine_and_move_insns.
19046 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19048 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19049 if_then_else or cond RTXes to calculate attribute value.
19050 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19051 <attr "length_immediate>: Ditto.
19052 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19053 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19054 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19055 <attr "type">: Ditto.
19056 <attr "prefix_data16">: Ditto.
19057 <attr "prefix_extra">: Ditto.
19058 <attr "length_immediate">: Ditto.
19059 <attr "prefix">: Ditto.
19060 (vec_set<mode>_0) <attr "isa">: Ditto.
19061 <attr "prefix_extra">: Ditto.
19062 <attr "length_immediate">: Ditto.
19063 <attr "prefix">: Ditto.
19064 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19065 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19066 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19067 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19068 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19069 <attr "length_immediate">: Ditto.
19070 <attr "prefix">: Ditto.
19071 (sse2_movsd) <attr "length_immediate">: Ditto.
19072 <attr "prefix">: Ditto.
19073 (vec_concatv2df) <attr "isa">: Ditto.
19074 <attr "prefix">: Ditto.
19075 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19076 (*vec_extractv2di_1) <attr "isa">: Ditto.
19077 <attr "type">: Ditto.
19078 <attr "length_immediate">: Ditto.
19079 <attr "prefix_rex">: Ditto.
19080 <attr "prefix_extra">: Ditto.
19081 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19082 <attr "prefix_extra">: Ditto.
19083 <attr "length_immediate">: Ditto.
19084 (vec_concatv2di) <attr "isa">: Ditto.
19085 <attr "prefix_extra">: Ditto.
19086 <attr "length_immediate">: Ditto.
19087 <attr "prefix">: Ditto.
19089 2016-05-26 Martin Liska <mliska@suse.cz>
19091 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19093 (operator+): Likewise.
19094 (operator-): Likewise.
19095 (comp_cost::operator+=): Likewise.
19096 (comp_cost::operator-=): Likewise.
19097 (comp_cost::operator/=): Likewise.
19098 (comp_cost::operator*=): Likewise.
19099 (operator<): Likewise.
19100 (operator==): Likewise.
19101 (operator<=): Likewise.
19102 (new_cost): Remove.
19103 (infinite_cost_p): Likewise.
19104 (add_costs): Likewise.
19105 (sub_costs): Likewise.
19106 (compare_costs): Likewise.
19107 (set_group_iv_cost): Use the newly introduced functions.
19108 (get_address_cost): Likewise.
19109 (get_shiftadd_cost): Likewise.
19110 (force_expr_to_var_cost): Likewise.
19111 (split_address_cost): Likewise.
19112 (ptr_difference_cost): Likewise.
19113 (difference_cost): Likewise.
19114 (get_computation_cost_at): Likewise.
19115 (determine_group_iv_cost_generic): Likewise.
19116 (determine_group_iv_cost_address): Likewise.
19117 (determine_group_iv_cost_cond): Likewise.
19118 (autoinc_possible_for_pair): Likewise.
19119 (determine_group_iv_costs): Likewise.
19120 (cheaper_cost_pair): Likewise.
19121 (iv_ca_recount_cost): Likewise.
19122 (iv_ca_set_no_cp): Likewise.
19123 (iv_ca_set_cp): Likewise.
19124 (iv_ca_cost): Likewise.
19125 (iv_ca_new): Likewise.
19126 (iv_ca_dump): Likewise.
19127 (iv_ca_narrow): Likewise.
19128 (iv_ca_prune): Likewise.
19129 (iv_ca_replace): Likewise.
19130 (try_add_cand_for): Likewise.
19131 (try_improve_iv_set): Likewise.
19132 (find_optimal_iv_set): Likewise.
19134 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19136 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19137 that internal functions will clobber all caller-saved registers.
19139 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19141 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
19142 Return a better case_values_threshold when optimizing.
19144 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19146 * config/aarch64/aarch64-simd.md (aarch64_combinez):
19147 Add ? to integer variant.
19148 (aarch64_combinez_be): Likewise.
19150 2016-05-26 Jakub Jelinek <jakub@redhat.com>
19152 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
19153 instead of x constraint.
19154 (vcvtps2ph256<mask_name>): Likewise.
19156 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19157 alternative. Formatting fix.
19159 * config/i386/sse.md
19160 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19162 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19163 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19164 maybe_evex prefix instead of vex.
19165 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19166 EXT_REX_SSE_REG_P (op0) case in the splitter.
19168 2016-05-25 Jeff Law <law@redhat.com>
19170 PR tree-optimization/71272
19171 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19172 Update comments. Add test for empty path.
19174 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19176 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19177 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19178 special case builtin.
19179 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19180 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19181 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19182 for __builtin_vec_cmpne.
19184 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19186 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19187 redundant test and bail out if the type of the new operand is not
19188 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19190 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19192 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19193 (x_ix86_target_flags_explicit): Remove.
19194 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19195 x_ix86_target_flags_explicit.
19196 (ix86_function_specific_restore): Ditto.
19198 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19199 H.J. Lu <hongjiu.lu@intel.com>
19202 * common/config/i386/i386-common.c
19203 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19204 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19205 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19206 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19207 (-mgeneral-regs-only): Add new option.
19208 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19209 x87 instructions if only general registers are allowed.
19210 (ix86_target_string): Add ix86_flags argument. Handle additional
19211 flags options through ix86_flags argument. Update all callers.
19212 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19214 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19216 PR rtl-optimization/66940
19217 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19218 decrementing desired_val will not overflow before performing these
19221 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19223 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19224 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19225 * config/i386/i386.c (enum ix86_builtins): Add
19226 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19227 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19228 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19229 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19230 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19231 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19232 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19233 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19234 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19235 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19236 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19237 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19238 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19239 __builtin_ia32_cvtps2dq512_mask.
19240 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19241 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19242 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19243 * config/i386/sse.md
19244 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19246 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19247 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19249 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19250 (avx512f_vec_pack_sfix_v8df): New define_expand.
19251 (avx512f_roundpd512): Rename to ...
19252 (avx512f_round<castmode>512): ... this. Change iterator.
19253 (avx512f_roundps512_sfix): New define_expand.
19254 (round<mode>2_sfix): Change iterator.
19256 2016-05-25 Nick Clifton <nickc@redhat.com>
19258 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19259 static interrupt handler is detected.
19260 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19261 default linker script.
19262 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19263 the low part of a symbolic pointer.
19265 2016-05-25 Richard Biener <rguenther@suse.de>
19267 PR tree-optimization/71261
19268 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19269 interesting stmt instead of immediate uses when looking
19270 for the use operand to replace.
19272 2016-05-25 Martin Liska <mliska@suse.cz>
19274 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19276 2016-05-25 Richard Biener <rguenther@suse.de>
19278 PR tree-optimization/71264
19279 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19282 2016-05-25 Martin Liska <mliska@suse.cz>
19284 PR tree-optimization/71239
19285 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19286 if DECL_SIZE is NULL.
19288 2016-05-25 Richard Biener <rguenther@suse.de>
19290 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19291 * tree-if-conv.c (pass_data_if_conversion): Use it.
19293 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19295 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19296 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19297 * varpool.c (varpool_node::get_availability): Likewise.
19299 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19301 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19302 VNEGW/VNEGD instructions.
19303 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19304 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19305 support for ISA 3.0 VNEGW/VNEGD instructions.
19307 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19309 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19310 pointers inside OACC_DATA regions.
19311 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19312 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19313 (gimplify_adjust_omp_clauses): Fix typo in comment.
19315 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19317 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19318 parity built-in functions.
19319 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19321 (p9v_parity<mode>2): Likewise.
19322 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19324 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19325 (parity<mode>2): ISA 3.0 expander for vector parity.
19326 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19328 (BU_P9_64BIT_MISC_0): Likewise.
19329 (BU_P9_MISC_0): Likewise.
19330 (BU_P9V_AV_1): Likewise.
19331 (BU_P9V_AV_2): Likewise.
19332 (BU_P9V_AV_3): Likewise.
19333 (BU_P9V_AV_P): Likewise.
19334 (BU_P9V_VSX_1): Likewise.
19335 (BU_P9V_OVERLOAD_1): Likewise.
19336 (BU_P9V_OVERLOAD_2): Likewise.
19337 (BU_P9V_OVERLOAD_3): Likewise.
19338 (VCTZB): Add vector count trailing zeros support.
19342 (VPRTYBD): Add vector parity support.
19343 (VPRTYBQ): Likewise.
19344 (VPRTYBW): Likewise.
19345 (VCTZ): Add overloaded vector count trailing zeros support.
19346 (VPRTYB): Add overloaded vector parity support.
19347 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19348 overloaded vector count trailing zeros and parity instructions.
19349 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19350 vector parity support.
19351 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19352 trailing zeros support.
19353 (vec_cntlz): Likewise.
19354 (vec_vctzb): Likewise.
19355 (vec_vctzd): Likewise.
19356 (vec_vctzh): Likewise.
19357 (vec_vctzw): Likewise.
19358 (vec_vprtyb): Add ISA 3.0 vector parity support.
19359 (vec_vprtybd): Likewise.
19360 (vec_vprtybw): Likewise.
19361 (vec_vprtybq): Likewise.
19362 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19363 the ISA 3.0 vector count trailing zeros and vector parity built-in
19366 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19368 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19369 when there is stmt_to_insert.
19371 2016-05-24 Martin Sebor <msebor@redhat.com>
19374 * tree.h (complete_or_array_type_p): New inline function.
19376 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19378 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19379 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19380 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19382 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19383 Limit 1st alternative to noavx isa, split 2nd alternative into one
19384 noavx and one avx alternative, use *x and Bm in the former and
19385 x and m in the latter.
19387 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19388 of sse4 for the first alternative, drop %v from the template
19389 and d operand modifier. Split second alternative into one sse4_noavx
19390 and one avx alternative, use *x instead of *v in the former and v
19391 instead of *v in the latter.
19392 (*sse4_1_extractps): Use noavx isa instead of * for the first
19393 alternative, drop %v from the template. Split second alternative into
19394 one noavx and one avx alternative, use *x instead of *v in the
19395 former and v instead of *v in the latter.
19396 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19397 with noavx and the last one with avx.
19398 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19399 split the second one into one noavx and one avx alternative,
19400 use *x and Bm in the former and x and m in the latter one.
19401 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
19404 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
19405 first two alternatives to noavx, use *x instead of *v in the second
19406 one, add avx alternative without *.
19407 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
19408 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
19409 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
19411 2016-05-24 Jeff Law <law@redhat.com>
19413 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
19414 New function, extracted from...
19415 (fsm_find_control_statement_thread_paths): Here. Use the new function.
19416 Allow simple copies and constant initializations in the SSA chain.
19418 2016-05-24 Marek Polacek <polacek@redhat.com>
19421 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
19424 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19427 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
19428 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
19429 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
19430 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
19431 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
19433 2016-05-24 Richard Biener <rguenther@suse.de>
19435 PR tree-optimization/71240
19436 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
19439 2016-05-24 Richard Biener <rguenther@suse.de>
19441 PR tree-optimization/71230
19442 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
19444 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19446 * tree-vectorizer.h (vectorizable_comparison): Delete.
19447 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
19448 PURE_SLP_STMT check.
19449 * tree-vect-stmts.c (vectorizable_call): Likewise.
19450 (vectorizable_simd_clone_call): Likewise.
19451 (vectorizable_conversion): Likewise.
19452 (vectorizable_assignment): Likewise.
19453 (vectorizable_shift): Likewise.
19454 (vectorizable_operation): Likewise.
19455 (vectorizable_load): Likewise.
19456 (vectorizable_condition): Likewise.
19457 (vectorizable_store): Likewise. Assert that we don't have
19459 (vectorizable_comparison): Make static. Remove redundant
19460 PURE_SLP_STMT check.
19461 (vect_transform_stmt): Assert that we always have an slp_node
19464 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19466 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
19467 operands[2] against 1 with comparison against CONST1_RTX.
19468 (<shift>di3_neon): Likewise.
19469 * config/arm/predicates.md (const0_operand): Replace with comparison
19470 against CONST0_RTX.
19472 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19474 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
19475 operands[2] against 1 with comparison against CONST1_RTX.
19476 (ashrdi3): Likewise.
19477 (lshrdi3): Likewise.
19478 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
19480 (ashrsi3): Likewise.
19481 (lshrsi3): Likewise.
19482 (rotrsi3): Likewise.
19483 (define_split above *compareqi_eq0): Likewise.
19484 (define_split above "prologue"): Likewise.
19485 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
19486 * config/arm/predicates.md (shift_operator): Likewise.
19487 (shift_nomul_operator): Likewise.
19488 (sat_shift_operator): Likewise.
19489 (thumb1_cmp_operand): Likewise.
19490 (const_neon_scalar_shift_amount_operand): Replace manual range
19491 check with IN_RANGE.
19492 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
19493 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
19495 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19497 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
19498 with HOST_WIDE_INT_1.
19500 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
19501 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
19502 (arm_canonicalize_comparison): Likewise.
19503 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
19505 (thumb1_size_rtx_costs): Likewise.
19506 (vfp_const_double_index): Replace cast of 1 to unsigned
19507 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19508 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
19510 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
19511 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19512 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
19513 HOST_WIDE_INT with HOST_WIDE_INT_1.
19515 2016-05-24 Marek Polacek <polacek@redhat.com>
19517 * tree-cfg.h (should_remove_lhs_p): New predicate.
19518 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
19519 * gimplify.c (gimplify_modify_expr): Likewise.
19520 * tree-cfg.c (verify_gimple_call): Likewise.
19521 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
19522 * gimple-fold.c: Include "tree-cfg.h".
19523 (gimple_fold_call): Use should_remove_lhs_p.
19525 2016-05-24 Richard Biener <rguenther@suse.de>
19527 PR tree-optimization/71253
19528 * cfganal.h (control_dependences): Make robust against edge
19530 (control_dependences::control_dependences): Remove edge_list argument.
19531 (control_dependences::get_edge): Remove.
19532 (control_dependences::get_edge_src): Add.
19533 (control_dependences::get_edge_dest): Likewise.
19534 (control_dependences::m_el): Make a vector of edge src/dest index.
19535 * cfganal.c (control_dependences::find_control_dependence): Adjust.
19536 (control_dependences::control_dependences): Likewise.
19537 (control_dependences::~control_dependence): Likewise.
19538 (control_dependences::get_edge): Remove.
19539 (control_dependences::get_edge_src): Add.
19540 (control_dependences::get_edge_dest): Likewise.
19541 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
19543 (perform_tree_ssa_dce): Adjust.
19544 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
19546 (pass_loop_distribution::execute): Adjust. Do loop destroying
19547 conditional on changed.
19549 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19552 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
19553 return. Reindent transformation comment and mention the ARM state
19556 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19558 PR middle-end/71252
19559 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
19560 after build_and_add_sum creates new use stmt.
19562 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19564 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
19565 load_lanes/grouped_load classification comes first. Don't check
19566 whether the vectorization factor is a multiple of the group size
19569 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19571 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
19572 GROUP_GAP for single-element interleaving.
19573 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
19576 2016-05-24 Richard Biener <rguenther@suse.de>
19578 PR middle-end/70434
19580 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
19581 bases which are accessed with non-invariant indices.
19582 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
19583 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
19585 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19587 PR middle-end/71170
19588 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
19589 (add_to_ops_vec): Add stmt_to_insert.
19590 (add_repeat_to_ops_vec): Init stmt_to_insert.
19591 (insert_stmt_before_use): New.
19592 (transform_add_to_multiply): Remove mult_stmt insertion and add it
19594 (get_ops): Init stmt_to_insert.
19595 (maybe_optimize_range_tests): Likewise.
19596 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
19597 (rewrite_expr_tree_parallel): Likewise.
19598 (reassociate_bb): Likewise.
19600 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19603 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
19604 ISA 3.0 xxperm fusion alternative.
19605 (altivec_vperm_v8hiv16qi): Likewise.
19606 (altivec_vperm_<mode>_uns_internal): Likewise.
19607 (vperm_v8hiv4si): Likewise.
19608 (vperm_v16qiv8hi): Likewise.
19610 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19611 Kelvin Nilsen <kelvin@gcc.gnu.org>
19613 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
19614 vpermr/xxpermr on ISA 3.0.
19615 (altivec_expand_vec_perm_le): Likewise.
19616 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
19617 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
19620 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
19622 * config/i386/i386.h (IS_STACK_MODE): Enable for
19623 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
19624 SSE_FLOAT_MODE_P macros.
19625 * config/i386/i386.c (ix86_preferred_reload_class): Use
19626 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
19627 Cleanup regclass processing for CONST_DOUBLE_P.
19628 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
19629 (ix86_rtx_costs): Remove redundant TARGET_80387 check
19630 with IS_STACK_MODE macro.
19631 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
19633 (*movdf_internal): Use IS_STACK_MODE macro.
19634 (*movsf_internal): Ditto.
19636 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
19638 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
19639 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
19641 2016-05-23 Jeff Law <law@redhat.com>
19643 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
19645 (fsm_find_control_statement_thread_paths): Call it.
19647 2016-05-23 Martin Jambor <mjambor@suse.cz>
19650 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
19651 from_global_constant if t is not NULL.
19653 2016-05-23 Marek Polacek <polacek@redhat.com>
19656 * common.opt (Wswitch-unreachable): New option.
19657 * doc/invoke.texi: Document -Wswitch-unreachable.
19658 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
19661 2016-05-23 Bin Cheng <bin.cheng@arm.com>
19663 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
19664 TMR_INDEX is non-NULL.
19666 2016-05-23 Richard Biener <rguenther@suse.de>
19668 PR tree-optimization/71230
19669 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
19670 (try_special_add_to_ops): ... here. Always test for single-use.
19672 2016-05-23 Martin Jambor <mjambor@suse.cz>
19674 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
19675 default block if a PHI node in the original one would be resized.
19677 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19679 PR tree-optimization/58135
19680 * tree-vect-slp.c: When group size is not multiple
19681 of vector size, allow splitting of store group at
19684 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
19686 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
19688 2016-05-22 Jakub Jelinek <jakub@redhat.com>
19690 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19691 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
19692 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
19695 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
19696 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
19697 v constraint instead of x and vinserti32x4 insn.
19699 * config/i386/sse.md (i128vldq): New mode iterator.
19700 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
19701 avx512dq and avx512vl alternatives.
19703 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
19704 constraint, use maybe_evex prefix instead of vex.
19705 (vec_dupv4sf): Use v constraint instead of x for output
19706 operand except for noavx alternative, use Yv constraint
19707 instead of x for input. Use maybe_evex prefix instead of vex.
19708 (*vec_dupv4si): Likewise.
19709 (*vec_dupv2di): Likewise.
19711 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19713 PR middle-end/40921
19714 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
19715 (linearize_expr_tree): Call try_special_add_to_ops.
19716 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
19718 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19720 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
19721 to computed stack_usage.
19723 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19726 * config/avr/avr.md (define_expand "mov<mode>"): If the source
19727 operand is subreg (symbol_ref) then move the symbol ref to register.
19729 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
19731 * tree.c (array_at_struct_end_p): Look through MEM_REF.
19733 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
19735 PR middle-end/71179
19736 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
19739 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19741 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
19742 ranges by calling get_single_symbol and tidy up. Look more closely
19743 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
19745 2016-05-20 Jeff Law <law@redhat.com>
19747 * bitmap.c (bitmap_find_bit): Remove useless test.
19749 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
19751 * function.c (thread_prologue_and_epilogue_insns): Commit the
19752 insertion of the epilogue.
19754 2016-05-20 Martin Jambor <mjambor@suse.cz>
19756 PR tree-optimization/70884
19757 * tree-sra.c (initialize_constant_pool_replacements): Do not check
19758 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
19759 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
19760 of constant pool data as a reason for scalarization.
19762 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19764 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
19765 for naked functions.
19766 (thumb1_expand_prologue): Likewise.
19768 2016-05-20 Nathan Sidwell <nathan@acm.org>
19770 * config/nvptx/nptx.c (nvptx_option_override): Only set
19771 flag_toplevel_reorder, if not explicitly specified. Set
19772 flag_no_common, unless explicitly specified.
19774 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19776 * calls.c (can_implement_as_sibling_call_p): Mark param
19777 reg_parm_stack_space with ATTRIBUTE_UNUSED.
19779 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
19781 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
19782 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
19783 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
19785 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
19786 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
19787 and CASE_CONST_ANY.
19789 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
19791 * config/nvptx/nvptx.md (sincossf3): New pattern.
19793 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19795 * calls.c (maybe_complain_about_tail_call): New function.
19796 (initialize_argument_information): Call
19797 maybe_complain_about_tail_call when clearing *may_tailcall.
19798 (can_implement_as_sibling_call_p): Call
19799 maybe_complain_about_tail_call when returning false.
19800 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
19801 ensure try_tail_call is set. Call maybe_complain_about_tail_call
19802 if tail-call optimization fails.
19803 * cfgexpand.c (expand_call_stmt): Initialize
19804 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
19805 * gimple-pretty-print.c (dump_gimple_call): Dump
19806 gimple_call_must_tail_p.
19807 * gimple.c (gimple_build_call_from_tree): Call
19808 gimple_call_set_must_tail with the value of
19809 CALL_EXPR_MUST_TAIL_CALL.
19810 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
19811 (gimple_call_set_must_tail): New function.
19812 (gimple_call_must_tail_p): New function.
19813 * print-tree.c (print_node): Update printing of TREE_STATIC
19814 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
19815 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
19816 trailing comment listing applicable flags.
19817 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
19819 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19821 * calls.c (expand_call): Move "Rest of purposes for tail call
19822 optimizations to fail" to...
19823 (can_implement_as_sibling_call_p): ...this new function, and
19824 split into multiple "if" statements.
19826 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19828 * cfgloop.h (expected_loop_iterations_unbounded,
19829 expected_loop_iterations): Unconstify.
19830 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
19831 profile with known upper bound; return 3 when profile is absent.
19832 (expected_loop_iterations): Update.
19834 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19836 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
19837 and get_max_loop_iterations_int.
19839 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19841 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
19842 realistic upper bounds here.
19844 2016-05-20 Jakub Jelinek <jakub@redhat.com>
19847 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
19848 calls if the LHS is variable length or has addressable type.
19849 If targets[0]->decl is a noreturn call with void return type and
19850 zero arguments, adjust fntype and remove lhs in that case.
19852 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
19854 PR tree-optimization/71079
19855 PR tree-optimization/71206
19856 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
19858 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19860 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
19861 (get_vec_alignment_for_array_decl): Likewise.
19862 (get_vec_alignment_for_record_decl): Likewise.
19863 (increase_alignment::execute): Move code to find alignment to
19864 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
19865 (type_align_map): New hash_map.
19867 2016-05-20 Richard Guenther <rguenther@suse.de>
19869 PR tree-optimization/29756
19870 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
19871 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
19872 * fold-const.c (operand_equal_p): Likewise.
19873 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
19874 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
19875 * tree-inline.c (estimate_operator_cost): Likewise.
19876 * tree-pretty-print.c (dump_generic_node): Likewise.
19877 * tree-ssa-operands.c (get_expr_operands): Likewise.
19878 * cfgexpand.c (expand_debug_expr): Likewise.
19879 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
19880 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
19881 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
19882 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
19883 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
19884 (execute_update_addresses_taken): Do it.
19886 2016-05-20 Richard Biener <rguenther@suse.de>
19888 PR tree-optimization/71185
19889 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
19890 register operations.
19892 2016-05-20 Richard Biener <rguenther@suse.de>
19894 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
19895 gimple_seq_add_seq_without_update.
19896 (release_bb_predicate): Assert we have no operands to free.
19897 (if_convertible_loop_p_1): Calculate post dominators later.
19898 Do not free BB predicates here.
19899 (combine_blocks): Do not recompute BB predicates.
19900 (version_loop_for_if_conversion): Save BB predicates around
19903 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
19905 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
19906 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
19907 code. Ignore sibcalls on EDGE_IGNORE edges.
19908 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
19909 on edges for sibcalls that run without prologue. The rest of the
19910 function is combined from...
19911 (fix_fake_fallthrough_edge): ... this, and ...
19912 (try_shrink_wrapping): ... a part of this. Remove the bb_with
19913 function argument, make it a local variable.
19915 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
19917 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
19918 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
19919 for 32-bit mode and SEH for 64-bit.
19920 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
19921 TARGET_64BIT_DEFAULT.
19923 2016-05-19 Ryan Burn <contact@rnburn.com>
19925 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
19926 * gengtype.c (open_base_files): Add cilk.h to ifiles.
19928 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
19930 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
19931 force pending loads from memory.
19933 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
19935 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
19936 (UNSPEC_DARN_32): New unspec constant.
19937 (UNSPEC_DARN_RAW): New unspec constant.
19938 (darn_32): New instruction.
19939 (darn_raw): New instruction.
19940 (darn): New instruction.
19941 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
19942 support and documentation for this macro.
19943 (BU_P9_MISC_1): New macro definition.
19944 (BU_P9_64BIT_MISC_0): New macro definition.
19945 (BU_P9_MISC_0): New macro definition.
19946 (darn_32): New builtin definition.
19947 (darn_raw): New builtin definition.
19948 (darn): New builtin definition.
19949 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
19950 RS6000_BUILTIN_0 directives to surround each occurrence of
19951 #include "rs6000-builtin.def".
19952 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
19953 RS6000_BTM_64BIT flags to the returned mask, depending on
19955 (def_builtin): Correct an error in the assignments made to the
19956 debugging variable attr_string.
19957 (rs6000_expand_builtin): Add support for no-operand built-in
19959 (builtin_function_type): Remove fatal_error assertion that is no
19961 (rs6000_common_init_builtins): Add support for no-operand built-in
19963 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
19965 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
19967 (RS6000_BTM_64BIT): New macro definition.
19968 * doc/extend.texi: Document __builtin_darn (void),
19969 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
19972 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
19974 * tree-vect-loop.c (vect_analyze_loop_2): Use also
19975 max_loop_iterations_int.
19977 2016-05-19 Marek Polacek <polacek@redhat.com>
19979 PR tree-optimization/71031
19980 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
19981 condition and adjust the code a bit.
19983 2016-05-19 Martin Liska <mliska@suse.cz>
19985 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
19986 auto_vec instead of vec.
19988 2016-05-19 Martin Liska <mliska@suse.cz>
19990 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
19992 2016-05-19 Martin Liska <mliska@suse.cz>
19994 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
19996 2016-05-19 Martin Liska <mliska@suse.cz>
19998 * ipa-pure-const.c (set_function_state): Remove an existing
20000 (remove_node_data): Do not free it as it's released
20001 in set_function_state.
20003 2016-05-19 Martin Liska <mliska@suse.cz>
20005 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20008 2016-05-19 Martin Liska <mliska@suse.cz>
20010 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20012 2016-05-19 Martin Liska <mliska@suse.cz>
20014 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20015 an auto_vec instead of re-creating it.
20017 2016-05-19 Martin Liska <mliska@suse.cz>
20019 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20020 auto_vec instead of vec.
20022 2016-05-19 Martin Liska <mliska@suse.cz>
20024 * lto-section-in.c (lto_get_section_data): Call
20025 lto_check_version with additional argument.
20026 * lto-streamer.c (lto_check_version): Add new argument.
20027 * lto-streamer.h (lto_check_version): Likewise.
20029 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20031 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20032 Don't add cost of inner memory when handling sign-extended loads.
20034 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20036 PR rtl-optimization/71148
20037 * cse.c (cse_main): Free dominance info.
20038 (rest_of_handle_cse): Don't free dominance info.
20039 (rest_of_handle_cse2): Likewise.
20040 (rest_of_handle_cse_after_global_opts): Likewise.
20042 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20045 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20046 NULL_TREE early if NEON is not available. Remove now redundant check
20047 in ARM_CHECK_BUILTIN_MODE.
20049 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20052 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20053 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20054 * doc/cpp.texi: Document new macros.
20056 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20058 PR tree-optimization/69848
20059 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20060 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20062 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20064 * function.c (thread_prologue_and_epilogue_insn): Move the
20065 "goto epilogue_done" one block later.
20067 2016-05-19 Richard Biener <rguenther@suse.de>
20069 PR tree-optimization/70729
20070 * passes.def: Move LIM pass before PRE. Remove no longer
20071 required copyprop and move first DCE out of the loop pipeline.
20073 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20076 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20077 (OBJS-libcommon-target): ...here.
20078 * opts-common.c: Include spellcheck.h.
20079 (cmdline_handle_error): Build a vec of valid options and use it
20080 to suggest provide hints for misspelled arguments.
20082 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20085 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20086 lhs if it has TREE_ADDRESSABLE type.
20088 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20091 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20092 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20094 2016-05-18 Martin Jambor <mjambor@suse.cz>
20097 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20098 input for NOP_EXPR pass-through functions.
20099 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20100 aggregate global constant VAR_DECLs in constant jump functions.
20102 2016-05-18 Martin Jambor <mjambor@suse.cz>
20105 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20106 from TREE_READONLY parameters.
20108 2016-05-18 Martin Jambor <mjambor@suse.cz>
20111 * cgraph.h (cgraph_indirect_call_info): New field
20112 guaranteed_unmodified.
20113 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20114 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20116 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20117 pass the parameter value to ipa_find_agg_cst_for_param.
20118 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20119 guaranteed_unmodified, store AA results there instead of bailing out
20121 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20122 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20123 (find_constructor_constant_at_offset): New function.
20124 (ipa_find_agg_cst_from_init): Likewise.
20125 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20126 static initializers of contants, report back through a new paameter
20127 from_global_constant if that was the case.
20128 (try_make_edge_direct_simple_call): Also pass parameter value to
20129 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20131 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20132 (ipa_read_indirect_edge_info): Likewise.
20133 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20134 (ipa_load_from_parm_agg): Likewise.
20136 2016-05-18 Jiong Wang <jiong.wang@arm.com>
20138 PR rtl-optimization/71150
20139 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
20142 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20145 * config/rs6000/constraints.md (wE constraint): New constraint
20146 for a vector constant that can be loaded with XXSPLTIB.
20147 (wM constraint): New constraint for a vector constant of a 1's.
20148 (wS constraint): New constraint for a vector constant that can be
20149 loaded with XXSPLTIB and a vector sign extend instruction.
20150 * config/rs6000/predicates.md (xxspltib_constant_split): New
20151 predicates for wE/wS constraints.
20152 (xxspltib_constant_nosplit): Likewise.
20153 (easy_vector_constant): Add support for constants that can be
20154 loaded via XXSPLTIB.
20155 (all_ones_constant): New predicate for vector constant with all
20157 (splat_input_operand): Add support for ISA 3.0 word splat operations.
20158 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
20159 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
20160 instruction and possibly with a sign extension.
20161 (output_vec_const_move): Add support for XXSPLTIB. If we are
20162 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20163 instead of XXLXOR/XXLORC.
20164 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20166 (rs6000_legitimize_reload_address): Likewise.
20167 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20169 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20170 combine VSX_M and VSX_M2 into one iterator.
20171 (VSX_M2): Likewise.
20172 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20173 (VSINT_842): Likewise.
20174 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20175 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20176 XXSPLTIB instruction.
20177 (xxspltib_<mode>_nosplit): Likewise.
20178 (xxspltib_<mode>_split): New insn to load up constants with
20179 XXSPLTIB and a sign extend instruction.
20180 (vsx_mov<mode>): Replace single move that handled all vector types
20181 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20182 moves (when -mvsx-timode is in effect) into the main vector
20183 moves. Eliminate separate moves for <VSr> <VSa>, where the
20184 preferred register class (<VSr>) is listed first, and the
20185 secondary register class (<VSa>) is listed second with a '?' to
20186 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20187 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20188 that if the register was involved in a slow operation, the
20189 clear/set operation does not wait for the slow operation to
20190 finish. Adjust the length attributes for 32-bit mode. Use
20191 rs6000_output_move_128bit and drop the use of the string
20192 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20193 spacing so that the alternatives and attributes don't generate
20194 long lines, and put things in columns, so that it is easier to
20195 match up the operands and attributes with the insn alternatives.
20196 (vsx_mov<mode>_64bit): Likewise.
20197 (vsx_mov<mode>_32bit): Likewise.
20198 (vsx_movti_64bit): Fold movti into normal vector moves.
20199 (vsx_movti_32bit): Likewise.
20200 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20201 splat instructions.
20202 (vsx_splat_v4si_internal): Likewise.
20203 (vsx_splat_v4sf_internal): Likewise.
20204 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20205 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20206 extend vector elements.
20207 (vsx_sign_extend_hi_<mode>): Likewise.
20208 (vsx_sign_extend_si_v2di): Likewise.
20209 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20211 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20212 constraints. Add trailing period to wL documentation.
20214 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20216 PR middle-end/71020
20217 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20218 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20219 * tree-call-cdce.c: Include tree-dfa.h.
20220 (can_guard_call_p): New function, extracted from...
20221 (can_use_internal_fn): ...here.
20222 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20224 (shrink_wrap_one_built_in_call): Likewise.
20225 (use_internal_fn): Likewise.
20226 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20227 and return void. Call replace_abnormal_ssa_names.
20228 (pass_call_cdce::execute): Check can_guard_call_p during the
20229 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20230 will always change something.
20232 2016-05-18 Martin Jambor <mjambor@suse.cz>
20235 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20236 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20238 2016-05-18 Martin Jambor <mjambor@suse.cz>
20241 * ipa-inline.h (condition): New field size.
20242 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20243 for comaprison and store it into the new condition.
20244 (evaluate_conditions_for_known_args): Use condition size to check
20245 access sizes for all but CHANGED conditions.
20246 (unmodified_parm_1): New parameter size_p, store access size into it.
20247 (unmodified_parm): Likewise.
20248 (unmodified_parm_or_parm_agg_item): Likewise.
20249 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20250 (set_cond_stmt_execution_predicate): Extract access sizes and store
20251 them to conditions.
20252 (set_switch_stmt_execution_predicate): Likewise.
20253 (will_be_nonconstant_expr_predicate): Likewise.
20254 (will_be_nonconstant_predicate): Likewise.
20255 (inline_read_section): Stream condition size.
20256 (inline_write_summary): Likewise.
20258 2016-05-18 Richard Biener <rguenther@suse.de>
20260 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20261 condition cost to PHI cost instead of total_cost.
20263 2016-05-18 Martin Liska <mliska@suse.cz>
20266 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20269 2016-05-18 Richard Biener <rguenther@suse.de>
20271 * lto-streamer.h (LTO_major_version): Bump to 6.
20273 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20275 * function.c (make_split_prologue_seq, make_prologue_seq,
20276 make_epilogue_seq): New functions, factored out from...
20277 (thread_prologue_and_epilogue_insns): Here.
20279 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20281 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20282 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20283 of before. Add a comment.
20285 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20287 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20288 expression pointer, not pointer to the pointer.
20290 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20292 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20293 (avx2_pbroadcast<mode>): Add another alternative with v instead
20294 of x constraints in it, using <pbroadcast_evex_isa> isa.
20295 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20297 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20298 constraint x instead of v in second alternative, add avx512bw
20301 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20302 constraint x instead of v in second alternative, add avx512bw
20305 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20306 constraint x instead of v in second alternative, add avx512bw
20309 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20310 avx512bw alternative.
20312 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20314 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20315 array to 128 chars.
20316 (define_insn "*andnottf3"): Ditto.
20317 (define_insn "*<code><mode>3"/any_logic): Ditto.
20318 (define_insn "*<code>tf3"/any_logic): Ditto.
20319 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20320 operand to block AVX-512VL insn variant emit when it is not enabled.
20322 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20324 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20325 constraint fot SF mode.
20327 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20328 Kirill Yukhin <kirill.yukhin@intel.com>
20330 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20332 (define_insn "rsqrt14<mode>"): Ditto.
20333 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20334 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20335 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20336 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20337 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20339 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20340 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20341 * config/i386/i386.c (ix86_print_operand): Expand check for size
20342 override codes for Intel syntax.
20344 2016-05-18 Richard Biener <rguenther@suse.de>
20346 PR tree-optimization/71168
20347 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20348 initialization earlier.
20350 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20352 * config/aarch64/aarch64-simd.md
20353 (aarch64_reduc_plus_internal<mode>): Rename to...
20354 (reduc_plus_scal): ...This, and remove previous implementation.
20356 2016-05-18 Richard Biener <rguenther@suse.de>
20358 * passes.def: Put late dse and cd_dce in canonical order.
20360 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20362 * ipa-inline-transform.c (preserve_function_body_p): Look for
20363 first non-thunk clone.
20364 (save_function_body): Save into first non-thunk.
20365 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20367 (lto_output_node): Inline thunks don't need body in every
20369 * lto-streamer-in.c: Do not fixup thunk clones.
20370 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20372 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20375 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20377 PR middle-end/63586
20378 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20379 (reassociate_bb): Call transform_add_to_multiply.
20381 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20383 * config/aarch64/aarch64.c (all_extensions): Removed unused
20386 2016-05-17 Nathan Sidwell <nathan@acm.org>
20388 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20389 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20391 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20393 PR tree-optimization/54579
20394 PR middle-end/55299
20395 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20397 2016-05-17 Marek Polacek <polacek@redhat.com>
20400 * tree-inline.c (expand_call_inline): Call
20401 maybe_remove_unused_call_args.
20403 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20405 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
20406 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
20407 * doc/md.texi (fmin@var{m}3): Likewise.
20409 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20411 * match.pd (X & C): New transformation.
20413 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20415 * match.pd (~X & Y): New transformation.
20417 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20419 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
20420 information for new SSA_NAME.
20421 (simplify_conversion_using_ranges): Get range through get_range_info
20422 instead of get_value_range.
20424 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20426 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
20427 Remove inline assembly.
20428 (vmvn_s16): Likewise.
20429 (vmvn_s32): Likewise.
20430 (vmvn_u8): Likewise.
20431 (vmvn_u16): Likewise.
20432 (vmvn_u32): Likewise.
20433 (vmvnq_s8): Likewise.
20434 (vmvnq_s16): Likewise.
20435 (vmvnq_s32): Likewise.
20436 (vmvnq_u8): Likewise.
20437 (vmvnq_u16): Likewise.
20438 (vmvnq_u32): Likewise.
20439 (vmvn_p8): Likewise.
20440 (vmvnq_p16): Likewise.
20442 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20444 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
20446 (vmul_n_s16): Likewise.
20447 (vmul_n_s32): Likewise.
20448 (vmul_n_u16): Likewise.
20449 (vmul_n_u32): Likewise.
20450 (vmulq_n_f32): Likewise.
20451 (vmulq_n_f64): Likewise.
20452 (vmulq_n_s16): Likewise.
20453 (vmulq_n_s32): Likewise.
20454 (vmulq_n_u16): Likewise.
20455 (vmulq_n_u32): Likewise.
20457 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20459 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
20460 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
20462 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20464 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
20465 to *aarch64_fma4_elt_from_dup<mode>.
20466 (*aarch64_fnma4_elt_to_128df): Rename to
20467 *aarch64_fnma4_elt_from_dup<mode>.
20468 * config/aarch64/arm_neon.h (vfma_n_f64): New.
20469 (vfms_n_f32): Likewise.
20470 (vfms_n_f64): Likewise.
20471 (vfmsq_n_f32): Likewise.
20472 (vfmsq_n_f64): Likewise.
20474 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
20476 * wide-int.h: Change fixed_wide_int_storage from class to struct.
20478 2016-05-17 Richard Biener <rguenther@suse.de>
20480 PR tree-optimization/71132
20481 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
20482 Only add control dependences for blocks in the loop.
20483 (build_rdg): Adjust.
20484 (generate_code_for_partition): Return whether loop should
20485 be destroyed and delay that.
20486 (distribute_loop): Likewise.
20487 (pass_loop_distribution::execute): Record loops to be destroyed
20488 and perform delayed destroying of loops.
20490 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20493 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
20495 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20497 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
20499 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
20502 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
20503 insertion point for instructions generated by validize_mem.
20505 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20507 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
20510 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20512 * config/aarch64/aarch64.c
20513 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
20514 rather than a macro.
20516 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20518 * doc/invoke.texi (AArch64 Options): Various updates.
20520 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20522 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
20523 into instrumentation thunks.
20524 * cif-code.def (CIF_CHKP): New.
20526 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
20528 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
20530 2016-05-16 Martin Jambor <mjambor@suse.cz>
20532 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
20533 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
20535 2016-05-16 Marek Polacek <polacek@redhat.com>
20537 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
20540 2016-05-16 Martin Jambor <mjambor@suse.cz>
20543 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
20544 the outlined kernel function.
20546 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
20548 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
20549 (ISA_HAS_DLSA): Ditto.
20551 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20553 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
20555 2016-05-16 Nathan Sidwell <nathan@acm.org>
20557 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
20558 (nvptx_name_replacement): Restore. Add comment.
20559 (write_fn_proto, write_fn_proto_from_insn,
20560 nvptx_output_call_insn): Restore
20561 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
20563 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20565 * config/aarch64/aarch64.md
20566 (add<mode>3_compareC_cconly_imm): Remove use of %w.
20567 (add<mode>3_compareC_imm): Likewise.
20568 (<optab>si3_uxtw): Split into register and immediate variants.
20569 (andsi3_compare0_uxtw): Likewise.
20570 (and<mode>3_compare0): Likewise.
20571 (and<mode>3nr_compare0): Likewise.
20572 (stack_protect_test_<mode>): Don't use %x for memory operands.
20574 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20576 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
20578 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20580 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
20581 Split integer shifts into shift_reg and bfm.
20582 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
20583 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
20584 (ror<mode>3_insn): Likewise.
20585 (<optab>si3_insn_uxtw): Likewise.
20586 (<optab><mode>3_insn): Change to rotate_imm.
20587 (extr<mode>5_insn_alt): Likewise.
20588 (extrsi5_insn_uxtw): Likewise.
20589 (extrsi5_insn_uxtw_alt): Likewise.
20591 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20593 * doc/tm.texi: Regenerate.
20594 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
20595 (TARGET_INVALID_RETURN_TYPE): Remove.
20596 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
20597 TARGET_INVALID_RETURN_TYPE.
20598 * target.def (invalid_parameter_type): Remove.
20599 (invalid_return_type): Remove.
20601 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20603 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
20604 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
20606 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
20608 (preserve_function_body_p): No need to preserve function body
20609 * cif-codes.def (CIF_THUNK): Remove.
20610 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
20612 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20614 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
20616 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20618 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
20621 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20623 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
20624 (inline_small_functions): Do not look for function symbol when
20627 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20629 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
20632 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20633 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20634 Jiong Wang <jiong.wang@arm.com>
20636 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
20637 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
20638 Define __ARM_FP16_ARGS when appropriate.
20639 * config/arm/arm.c (arm_invalid_parameter_type): Remove
20641 (arm_invalid_return_type): Likewise.
20642 (TARGET_INVALID_PARAMETER_TYPE): Remove.
20643 (TARGET_INVALID_RETURN_TYPE): Remove.
20644 (aapcs_vfp_sub_candidate): Allow HFmode.
20645 (aapcs_vfp_allocate): Add comment. Support HFmode.
20646 (aapcs_vfp_allocate_return_reg): Likewise.
20647 (struct aapcs_cp_arg_layout): Slightly reword comments for
20648 is_return_candidate and allocate_return_reg.
20649 (output_mov_vfp): Update assert.
20650 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
20652 (arm_invalid_parameter_type): Remove.
20653 (amr_invalid_return_type): Remove.
20654 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
20655 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
20656 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
20658 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20660 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
20661 * config/aarch64/arch64-protos.h
20662 (aarch64_legitimize_reload_address): Remove.
20663 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
20666 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
20668 * configure.ac: Add ACX_NONCANONICAL_HOST.
20669 * configure: Regenerate.
20670 * Makefile.in: Set host_noncanonical.
20672 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
20675 * config/i386/i386.md (*movtf_internal): Before register allocation,
20676 do not allow FP constants for CM_MEDIUM memory model, allow only
20677 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
20678 (*movxf_internal): Ditto.
20679 (*movdf_internal): Ditto.
20680 (*movsf_internal): Ditto.
20682 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
20684 PR rtl-optimization/67483
20685 * combine.c (make_compound_operation): Don't call extract_left_shift
20686 with negative shift amounts.
20688 2016-05-13 Jakub Jelinek <jakub@redhat.com>
20691 * fold-const.c (fold_checksum_tree): Allow modification
20692 of TYPE_ALIAS_SET during folding.
20694 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
20695 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
20696 (ix86_split_to_parts): Likewise. Fix up formatting.
20698 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
20700 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
20701 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
20704 2016-05-13 Nathan Sidwell <nathan@acm.org>
20706 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
20707 (nvptx_name_replacement): Delete.
20708 (write_fn_proto, write_fn_proto_from_insn,
20709 nvptx_output_call_insn): Remove nvptx_name_replacement call.
20710 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
20711 * langhooks.c (add_builtin_funcction_common): Call
20712 targetm.mangle_decl_assembler_name.
20714 * config/nvptx/nvptx.c (write_fn_proto): Handle
20715 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
20717 2016-05-13 Martin Liska <mliska@suse.cz>
20719 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
20720 and PRIu64 in printf format.
20722 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20724 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
20727 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20729 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
20730 Change --param max-completely-peeled-times to
20731 --param max-completely-peel-times in dump file printing.
20733 2016-05-13 Richard Biener <rguenther@suse.de>
20735 PR tree-optimization/42587
20736 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
20737 (find_bswap_or_nop_1): Likewise.
20738 (bswap_replace): Likewise.
20740 2016-05-13 Martin Liska <mliska@suse.cz>
20742 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
20743 Initialize a variable with default value.
20745 2016-05-13 Martin Liska <mliska@suse.cz>
20747 * doc/invoke.texi: Enhance explanation of error recovery
20750 2016-05-13 Martin Liska <mliska@suse.cz>
20752 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
20753 (struct cost_pair): Change inv_expr_id (int) to inv_expr
20754 (iv_inv_expr_ent *).
20755 (struct iv_inv_expr_ent): Comment struct fields.
20756 (sort_iv_inv_expr_ent): New function.
20757 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
20758 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
20759 a hash_map between iv_inv_expr_ent and number of usages.
20760 (niter_for_exit): Fix coding style.
20761 (tree_ssa_iv_optimize_init): Use renamed variable.
20762 (determine_base_object): Fix coding style.
20763 (alloc_iv): Likewise.
20764 (find_interesting_uses_outside): Likewise.
20765 (add_candidate_1): Likewise.
20766 (add_standard_iv_candidates): Likewise.
20767 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
20768 (prepare_decl_rtl): Fix coding style.
20769 (get_address_cost): Likewise.
20770 (get_shiftadd_cost): Likewise.
20771 (force_expr_to_var_cost): Likewise.
20772 (compare_aff_trees): Likewise.
20773 (get_expr_id): Restructure the function.
20774 (get_loop_invariant_expr_id): Renamed to
20775 get_loop_invariant_expr.
20776 (get_computation_cost_at): Replace usage of inv_expr_id with
20778 (get_computation_cost): Likewise.
20779 (determine_group_iv_cost_generic): Likewise.
20780 (determine_group_iv_cost_address): Likewise.
20781 (iv_period): Fix coding style.
20782 (iv_elimination_compare_lt): Likewise.
20783 (may_eliminate_iv): Likewise.
20784 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
20786 (determine_group_iv_costs): Dump invariant expressions.
20787 (iv_ca_recount_cost): Use the newly added hash_map.
20788 (iv_ca_set_remove_invariants): Fix coding style.
20789 (iv_ca_set_add_invariants): Fix coding style.
20790 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
20792 (iv_ca_set_cp): Likewise.
20793 (iv_ca_new): Initialize the newly added hash_map and remove
20794 initialization of fields.
20795 (iv_ca_free): Delete the hash_map.
20796 (iv_ca_dump): Dump invariant expressions.
20797 (iv_ca_extend): Fix coding style.
20798 (try_add_cand_for): Likewise.
20799 (create_new_ivs): Dump information about # of avg iterations and
20800 # of used invariant expressions.
20801 (rewrite_use_compare): Fix coding style.
20802 (free_loop_data): Set default value for max_inv_expr_id.
20804 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
20806 * cse.c (rest_of_handle_cse): Use cleanup_cfg
20807 returned value cse_cfg_altered computation.
20808 (rest_of_handle_cse2): Likewise.
20809 (rest_of_handle_cse_after_global_opts): Likewise.
20811 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20814 * config/arm/arm.c (arm32_output_mi_thunk): New.
20815 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
20816 to split Thumb1 vs TARGET_32BIT functionality.
20817 (arm_thumb1_mi_thunk): New.
20819 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20821 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
20824 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20827 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
20829 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
20831 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
20832 (expand_builtin_trap): Emit a regular call.
20833 (set_builtin_user_assembler_name): Remove obsolete cases.
20834 * dse.c (scan_insn): Adjust.
20835 * except.c: Include calls.h.
20836 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
20837 emit a regular call to setjmp.
20838 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
20839 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
20840 (emit_block_move_via_libcall): Delete.
20841 (block_move_fn): Delete.
20842 (init_block_move_fn): Likewise.
20843 (emit_block_move_libcall_fn): Likewise.
20844 (emit_block_op_via_libcall): New function.
20845 (set_storage_via_libcall): Tidy up and use memset builtin.
20846 (block_clear_fn): Delete.
20847 (init_block_clear_fn): Likewise.
20848 (clear_storage_libcall_fn): Likewise.
20849 (expand_assignment): Call emit_block_move_via_libcall.
20850 Do not include gt-expr.h.
20851 * expr.h (emit_block_op_via_libcall): Declare.
20852 (emit_block_copy_via_libcall): New inline function.
20853 (emit_block_move_via_libcall): Likewise.
20854 (emit_block_comp_via_libcall): Likewise.
20855 (block_clear_fn): Delete.
20856 (init_block_move_fn): Likewise.
20857 (init_block_clear_fn): Likewise.
20858 (emit_block_move_via_libcall): Likewise.
20859 (set_storage_via_libcall): Add default parameter value.
20860 * libfuncs.h (enum libfunc_index): Remove obsolete values.
20861 (abort_libfunc): Delete.
20862 (memcpy_libfunc): Likewise.
20863 (memmove_libfunc): Likewise.
20864 (memcmp_libfunc): Likewise.
20865 (memset_libfunc): Likewise.
20866 (setbits_libfunc): Likewise.
20867 (setjmp_libfunc): Likewise.
20868 (longjmp_libfunc): Likewise.
20869 (profile_function_entry_libfunc): Likewise.
20870 (profile_function_exit_libfunc): Likewise.
20871 (gcov_flush_libfunc): Likewise.
20872 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
20873 and DECL_VISIBILITY on the declaration.
20874 (init_optabs): Do not initialize obsolete libfuncs.
20875 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
20876 * tree-core.h (ECF_RET1): Define.
20877 (ECF_TM_PURE): Adjust.
20878 (ECF_TM_BUILTIN): Likewise.
20879 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
20880 (build_common_builtin_nodes): Initialize abort builtin.
20881 Add ECF_RET1 on memcpy, memmove and memset builtins.
20882 Pass final flags for alloca and alloca_with_align builtins.
20883 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
20885 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
20886 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
20887 set_storage_via_libcall and call emit_block_copy_via_libcall.
20889 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
20891 * config/i386/i386.md (*call_got_x32): Change operand 0 to
20892 DImode before it is passed to ix86_output_call_operand.
20893 (*call_value_got_x32): Ditto for operand 1.
20895 2016-05-12 Jiong Wang <jiong.wang@arm.com>
20897 PR rtl-optimization/70904
20898 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
20899 reload for wide mode.
20901 2016-05-12 Marek Polacek <polacek@redhat.com>
20904 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
20905 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
20906 * langhooks.h (incomplete_type_error): Likewise.
20907 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
20908 parameter, pass it down to incomplete_type_error.
20909 * tree.h (size_in_bytes): New inline overload.
20910 (size_in_bytes_loc): Renamed from size_in_bytes.
20912 2016-05-12 Richard Biener <rguenther@suse.de>
20914 PR tree-optimization/71059
20915 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
20916 nary before looking up or entering the expression into the VN
20918 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
20919 Make sure to re-use NARYs without result as inserted by
20922 2016-05-12 Richard Biener <rguenther@suse.de>
20924 PR tree-optimization/71062
20925 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
20927 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20928 vars_contains_restrict if the var is a restrict tag.
20929 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
20930 do not disambiguate pointers against it.
20931 (dump_points_to_solution): Re-structure and adjust for new
20932 vars_contains_restrict flag.
20933 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
20935 2016-05-12 Martin Liska <mliska@suse.cz>
20937 * doc/invoke.texi: Explain connection between
20938 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
20940 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
20942 PR tree-optimization/71006
20943 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
20944 consider COND_EXPR as a mask producer.
20946 2016-05-12 Marek Polacek <polacek@redhat.com>
20949 * opts.c (common_handle_option): Detect missing argument for --help^.
20951 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20954 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
20955 when popping the PC and within an interrupt handler routine.
20956 Add missing tab to output of "ldmfd".
20957 (output_return_instruction): Output LDMFD with SP update rather
20958 than POP when returning from interrupt handler.
20960 2016-05-12 Jakub Jelinek <jakub@redhat.com>
20962 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
20963 TARGET_64BIT && TARGET_AVX512DQ.
20964 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
20965 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
20966 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
20967 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
20968 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
20969 (*vec_extractv4si_zext): Add avx512dq alternative.
20970 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
20971 use v instead of x constraint in other alternatives where possible.
20973 * config/i386/sse.md (sse2_loadld): Use v instead of x
20974 constraint in alternatives 0,1,4.
20976 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
20977 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
20978 v constraints instead of x and <pinsr_evex_isa> isa attribute.
20981 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
20982 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
20983 is not emitted unless TARGET_AVX512BW.
20984 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
20985 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
20986 for the result operand.
20988 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
20989 constraint instead of x in avx alternatives. Use maybe_evex instead
20992 * config/i386/constraints.md (Yv): New constraint.
20993 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
20994 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
20995 * config/i386/i386.md (avx512fvecmode): New mode attr.
20996 (*pushtf): Use v constraint instead of x.
20997 (*movtf_internal): Likewise. For TARGET_AVX512VL and
20998 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
20999 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21000 (*absnegtf2_sse): Likewise.
21001 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21002 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21003 avx512f alternatives.
21004 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21006 2016-05-12 Richard Biener <rguenther@suse.de>
21008 PR tree-optimization/71060
21009 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21010 require exact match of DR_BASE_OBJECT but only matching address and
21013 2016-05-12 Richard Biener <rguenther@suse.de>
21015 PR tree-optimization/70986
21016 * cfganal.c: Include cfgloop.h.
21017 (dfs_find_deadend): Prefer to take edges exiting loops.
21019 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21021 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21022 compile and run time.
21024 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21027 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21029 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21031 * config/i386/i386.c (legitimize_pic_address): Use
21032 copy_to_suggested_reg instead of gen_movsi.
21034 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21036 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21037 the code into quad_address_p and call it to share code with
21038 vsx_quad_dform_memory_operand.
21039 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21041 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21042 bit instead of being a separate word. Split -mpower9-dform into
21043 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21044 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21045 for the register class supporting 128-bit quad word memory offsets.
21046 (mode_supports_vsx_dform_quad): Helper function to return if the
21047 register class uses quad word memory offsets.
21048 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21049 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21050 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21051 instructions are enabled, set up the appropriate addr_masks for
21053 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21054 -mpower9-dform-scalar, instead of -mpower9-dform.
21055 (rs6000_option_override_internal): Split -mpower9-dform into two
21056 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21057 -mpower9-dform switch sets or clears both. If we are not using
21058 the LRA register allocator, do not enable -mpower9-dform-vector by
21059 default. If we are using LRA, enable -mpower9-dform-vector and
21060 -mvsx-timode if it is appropriate. Issue a warning if either
21061 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21063 (quad_address_offset_p): New helper function to return if the
21064 offset is legal for quad word memory instructions.
21065 (quad_address_p): New function to determin if GPR or vector
21066 register quad word memory addresses are legal.
21067 (mem_operand_gpr): Validate quad word address offsets.
21068 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21069 d-form (register + offset) instructions.
21070 (offsettable_ok_by_alignment): Likewise.
21071 (rs6000_legitimate_offset_address_p): Likewise.
21072 (legitimate_lo_sum_address_p): Likewise.
21073 (rs6000_legitimize_address): Likewise.
21074 (rs6000_legitimize_reload_address): Add more debug statements for
21076 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21077 d-form instructions.
21078 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21079 d-form instructions. Distinguish different cases in debug
21080 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21081 d-form instructions.
21082 (rs6000_preferred_reload_class): Likewise.
21083 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21084 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21085 of the ISA 2.06 indexed memory instructions.
21086 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21087 use them to save/restore the saved vector registers instead of
21088 using Altivec instructions.
21089 (rs6000_emit_epilogue): Likewise.
21090 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21091 (rs6000_opt_masks): Split -mpower9-dform into
21092 -mpower9-dform-scalar and -mpower9-dform-vector.
21093 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21095 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21096 ISA 3.0 vector indexed memory instructions, and fold the code into
21097 the normal mov<mode> patterns.
21098 (p9_vecstore_<mode>): Likewise.
21099 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21101 (vsx_movti_64bit): Likewise.
21102 (vsx_movti_32bit): Likewise.
21103 * config/rs6000/constraints.md (wO constraint): New constraint for
21104 ISA 3.0 vector d-form support.
21105 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21106 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21107 include -mpower9-dform-vector until we switch over to LRA.
21108 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21109 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21110 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21111 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21112 for -mpower9-dform and -mlra.
21113 * doc/md.texi (wO constraint): Document wO constraint.
21115 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21117 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21118 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21119 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21120 Move handling of non-insn arguments inline into the sole user:
21121 (output_trans_func): ...here.
21122 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21123 in emitted function prototype.
21124 (output_internal_insn_latency_func): Ditto. Simplify.
21125 (output_internal_maximal_insn_latency_func): Ditto. Delete
21126 always-unused argument.
21127 (output_insn_latency_func): Ditto.
21128 (output_maximal_insn_latency_func): Ditto.
21130 2016-05-11 Richard Biener <rguenther@suse.de>
21132 PR tree-optimization/71055
21133 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21134 sth with precision not equal to access size verify we don't chop
21137 2016-05-11 Richard Biener <rguenther@suse.de>
21140 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
21141 (dwarf2out_finish): Move retry_incomplete_types call ...
21142 (dwarf2out_early_finish): ... here.
21144 2016-05-11 Richard Biener <rguenther@suse.de>
21146 PR middle-end/71002
21147 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
21148 if the langhook insists on it.
21149 * fold-const.c (make_bit_field_ref): Add arg for the original
21150 reference and preserve its alias-set.
21151 (decode_field_reference): Take exp by reference and adjust it
21152 to the original memory reference.
21153 (optimize_bit_field_compare): Adjust callers.
21154 (fold_truth_andor_1): Likewise.
21155 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
21157 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
21159 PR middle-end/70807
21160 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21161 * cfgrtl.c (delete_insn_and_edges): Likewise.
21162 * config/i386/i386.c (convert_scalars_to_vector): Remove
21164 * cse.c (cse_insn): Compute cse_cfg_altered.
21165 (delete_trivially_dead_insns): Likewise.
21166 (cse_cc_succs): Likewise.
21167 (rest_of_handle_cse): Free dominance info if required.
21168 (rest_of_handle_cse2): Likewise.
21169 (rest_of_handle_cse_after_global_opts): Likewise.
21171 2016-05-11 Alan Modra <amodra@gmail.com>
21173 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21174 abi_v4_pass_in_fpr): New functions.
21175 (rs6000_function_arg_boundary): Exclude complex IBM long double
21176 from 64-bit alignment when ABI_V4.
21177 (rs6000_function_arg, rs6000_function_arg_advance_1,
21178 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21180 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21182 PR rtl-optimization/71028
21183 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21184 jump with just a return in the fallthrough block if the branch
21185 block contains just a return as well.
21187 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21189 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21190 * match.pd ((X & Y) ^ Y): ... this.
21191 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21192 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21194 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21196 * read-md.c (require_char_ws): New function.
21197 (read_string): Simplify using require_char_ws.
21198 (handle_constants): Likewise.
21199 (handle_enum): Likewise.
21200 (handle_file): Likewise.
21201 * read-md.h (require_char_ws): New declaration.
21202 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21203 (read_mapping): Likewise.
21204 (read_rtx_code): Likewise.
21205 (read_nested_rtx): Likewise.
21207 2016-05-10 James Norris <jnorris@codesourcery.com>
21209 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21210 if offloading is enabled and -fopenacc or -fopenmp is specified.
21211 (CRTOFFLOADEND): Likewise.
21212 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21213 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21215 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21217 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21218 gotoff_operand code paths. Use copy_to_suggested_regs and
21219 expand_simple_binop where appropriate. Cleanup.
21221 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21224 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21226 (dimode_scalar_chain::vector_const_cost): New.
21227 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21228 (dimode_scalar_chain::convert_op): Likewise.
21229 (dimode_scalar_chain::convert_insn): Likewise.
21231 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21233 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21234 unary operation, not a binary one.
21236 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21238 PR middle-end/70877
21239 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21240 calls with type casted fndecl.
21242 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21244 PR tree-optimization/70786
21245 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21246 * calls.c (initialize_argument_information): Bind bounds
21247 with corresponding args passed by reference.
21249 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21252 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21253 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21254 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21257 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21260 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21261 code for a zero scale factor.
21262 (vsx_xvcvdpuxds_scale): Likewise.
21264 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21266 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21267 if show_ruler_p was set on the context.
21268 (layout::show_ruler): New method.
21269 * diagnostic.h (struct diagnostic_context): Add field
21272 2016-05-10 Richard Biener <rguenther@suse.de>
21274 PR tree-optimization/71039
21275 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21276 (chk_uses): New function.
21277 (propagate_with_phi): Verify we can safely replicate the lhs of an
21278 aggregate assignment on all incoming edges.
21280 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21282 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21284 (rx_atomic_sequence): New class.
21285 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21286 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21288 (rx_atomic_sequence::rx_atomic_sequence,
21289 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21290 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21291 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21292 CTRLREG_INTB): New constants.
21293 (FETCHOP): New code iterator.
21294 (fethcop_name, fetchop_name2): New iterator code attributes.
21295 (QIHI): New mode iterator.
21296 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21297 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21298 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21300 2016-05-10 Martin Liska <mliska@suse.cz>
21302 * tree-inline.c (remap_dependence_clique): Do not remap
21303 debugging statements.
21305 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21307 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21308 ("*fixuns_truncdfdi2_z13")
21309 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21310 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21311 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21313 2016-05-10 Richard Biener <rguenther@suse.de>
21315 PR tree-optimization/70497
21316 PR tree-optimization/28367
21317 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21319 (visit_reference_op_load): ... here.
21320 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21321 with simplified BIT_FIELD_REFs.
21322 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21323 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21326 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21328 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21329 documentation comment. For BLOCK nodes, add a
21330 DW_AT_abstract_origin attribute that points to the DIE generated
21331 for the origin BLOCK.
21332 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21333 blocks from inlined functions.
21335 2016-05-10 Alan Modra <amodra@gmail.com>
21338 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21339 regrename modifying insns saving lr before __morestack call.
21340 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21341 insns restoring lr after __morestack call.
21343 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21345 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21346 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21348 * config/i386/sse.md (vec_interleave_high<mode>,
21349 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21350 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21352 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21354 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21355 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21356 parallel reassociation for power8 and forward.
21358 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21360 * config/i386/i386.md (absneg splitters with general regs): Use
21361 general_reg_operand predicate.
21362 (btsq peephole2): Use x86_64_immediate_operand to check if new
21363 value is suitable for immediate operand. Generate emitted insn
21364 using RTL expressions.
21365 (btcq peephole2): Ditto.
21366 (btrq peephole2): Ditto. Generate correct immediate operand
21369 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21371 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21374 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21376 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21377 pointer dereference.
21379 2016-05-09 Richard Biener <rguenther@suse.de>
21381 PR tree-optimization/70985
21382 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21383 op0 isn't a gimple register.
21385 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21387 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21388 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21389 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21390 (i6400_fpu_mult): New cpu units.
21391 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21392 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21393 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21394 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21395 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21396 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21397 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21398 (i6400_msa_long_float4, i6400_msa_long_float5)
21399 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21400 (i6400_msa_fdiv_sf): New reservations.
21401 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
21402 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
21403 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
21404 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
21405 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
21406 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
21407 (msa_short_cmp, msa_short_float2, msa_short_logic3)
21408 (msa_short_store4, msa_long_load, msa_short_store)
21409 (msa_long_logic, msa_long_float2, msa_long_float4)
21410 (msa_long_float5, msa_long_float8, msa_long_mult)
21411 (msa_long_fdiv, msa_long_div): New reservations.
21413 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
21414 Sameera Deshpande <sameera.deshpande@imgtec.com>
21415 Matthew Fortune <matthew.fortune@imgtec.com>
21416 Graham Stott <graham.stott@imgtec.com>
21417 Chao-ying Fu <chao-ying.fu@imgtec.com>
21419 * config.gcc: Add MSA header file for mips*-*-* target.
21420 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
21421 (Ubv8i, Urv8): New constraints.
21422 * config/mips/mips-ftypes.def: Add function types for MSA
21424 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
21425 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
21426 * config/mips/mips-msa.md: New file.
21427 * config/mips/mips-protos.h
21428 (mips_split_128bit_const_insns): New prototype.
21429 (mips_msa_idiv_insns): Likewise.
21430 (mips_split_128bit_move): Likewise.
21431 (mips_split_128bit_move_p): Likewise.
21432 (mips_split_msa_copy_d): Likewise.
21433 (mips_split_msa_insert_d): Likewise.
21434 (mips_split_msa_fill_d): Likewise.
21435 (mips_expand_msa_branch): Likewise.
21436 (mips_const_vector_same_val_p): Likewise.
21437 (mips_const_vector_same_bytes_p): Likewise.
21438 (mips_const_vector_same_int_p): Likewise.
21439 (mips_const_vector_shuffle_set_p): Likewise.
21440 (mips_const_vector_bitimm_set_p): Likewise.
21441 (mips_const_vector_bitimm_clr_p): Likewise.
21442 (mips_msa_vec_parallel_const_half): Likewise.
21443 (mips_msa_output_division): Likewise.
21444 (mips_ldst_scaled_shift): Likewise.
21445 (mips_expand_vec_cond_expr): Likewise.
21446 * config/mips/mips.c (enum mips_builtin_type): Add
21447 MIPS_BUILTIN_MSA_TEST_BRANCH.
21448 (mips_gen_const_int_vector_shuffle): New prototype.
21449 (mips_const_vector_bitimm_set_p): New function.
21450 (mips_const_vector_bitimm_clr_p): Likewise.
21451 (mips_const_vector_same_val_p): Likewise.
21452 (mips_const_vector_same_bytes_p): Likewise.
21453 (mips_const_vector_same_int_p): Likewise.
21454 (mips_const_vector_shuffle_set_p): Likewise.
21455 (mips_symbol_insns): Forbid loading symbols via immediate for
21457 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
21459 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
21461 (mips_lx_address_p): Add support load indexed address for MSA.
21462 (mips_address_insns): Add calculation of instructions needed for
21463 stores and loads for MSA.
21464 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
21465 CONST_VECTOR for MSA and let it fall through.
21466 (mips_ldst_scaled_shift): New function.
21467 (mips_subword_at_byte): Likewise.
21468 (mips_msa_idiv_insns): Likewise.
21469 (mips_legitimize_move): Validate MSA moves.
21470 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
21471 calculation of costs for MSA division.
21472 (mips_split_move_p): Check if MSA moves need splitting.
21473 (mips_split_move): Split MSA moves if necessary.
21474 (mips_split_128bit_move_p): New function.
21475 (mips_split_128bit_move): Likewise.
21476 (mips_split_msa_copy_d): Likewise.
21477 (mips_split_msa_insert_d): Likewise.
21478 (mips_split_msa_fill_d): Likewise.
21479 (mips_output_move): Handle MSA moves.
21480 (mips_expand_msa_branch): New function.
21481 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
21482 Reinstate 'y' modifier.
21483 (mips_file_start): Add MSA .gnu_attribute.
21484 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
21486 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
21487 (mips_class_max_nregs): Add register size for MSA supported mode.
21488 (mips_cannot_change_mode_class): Allow conversion between MSA
21489 vector modes and TImode.
21490 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
21492 (mips_secondary_reload_class): Force MSA loads/stores via memory.
21493 (mips_preferred_simd_mode): Add preffered modes for MSA.
21494 (mips_vector_mode_supported_p): Add MSA supported modes.
21495 (mips_autovectorize_vector_sizes): New function.
21496 (mips_msa_output_division): Likewise.
21497 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
21498 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
21499 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
21500 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
21501 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
21502 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
21503 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
21504 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
21505 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
21506 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
21507 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
21508 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
21509 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
21510 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
21511 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
21512 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
21513 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
21514 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
21515 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
21516 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
21517 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
21518 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
21519 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
21520 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
21521 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
21522 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
21523 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
21524 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
21525 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
21526 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
21527 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
21528 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
21529 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
21530 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
21531 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
21532 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
21533 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
21534 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
21535 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
21536 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
21537 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
21538 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
21539 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
21540 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
21541 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21542 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21543 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21544 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21545 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21546 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21547 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21548 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21549 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
21550 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
21551 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
21552 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
21553 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
21554 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
21555 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
21556 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
21557 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
21558 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
21559 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
21560 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
21561 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
21562 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
21563 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
21564 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
21565 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
21566 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
21567 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
21568 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
21569 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
21570 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
21571 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
21572 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
21573 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
21574 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
21575 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
21576 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
21577 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
21578 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
21579 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
21580 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
21581 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
21582 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
21583 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
21584 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
21585 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
21586 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
21587 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
21588 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
21589 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
21590 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
21591 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
21592 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
21593 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
21594 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
21595 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
21596 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
21597 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
21598 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
21599 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
21600 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
21601 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
21602 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
21603 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
21604 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
21605 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
21606 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
21607 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
21608 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
21609 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
21610 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
21611 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
21612 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
21613 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
21614 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
21615 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
21616 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
21617 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
21618 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
21619 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
21620 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
21621 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
21622 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
21623 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
21624 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
21625 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
21626 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
21627 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
21628 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
21629 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
21630 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
21631 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
21632 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
21633 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
21634 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
21635 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
21636 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
21637 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
21638 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
21639 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
21640 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
21641 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
21642 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
21643 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
21644 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
21645 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
21646 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
21647 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
21649 (mips_get_builtin_decl_index): New array.
21650 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
21651 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
21652 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
21653 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
21654 (mips_init_builtins): Initialize mips_get_builtin_decl_index
21656 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
21658 (mips_expand_builtin_insn): Prepare operands for
21659 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
21660 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
21661 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
21662 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
21663 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
21664 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
21665 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
21666 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
21667 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
21668 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
21669 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
21670 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
21671 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
21672 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
21673 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
21674 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
21675 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
21676 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
21677 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
21678 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
21679 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
21680 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
21681 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
21682 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
21683 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
21684 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
21685 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
21686 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
21687 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
21688 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
21689 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
21690 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
21691 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
21692 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
21693 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
21694 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
21695 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
21696 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
21697 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
21698 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
21699 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
21700 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
21701 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
21702 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
21703 These are set implicitly and an error is reported if overridden.
21704 (mips_expand_builtin_msa_test_branch): New function.
21705 (mips_expand_msa_shuffle): Likewise.
21706 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
21707 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
21708 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
21709 (mips_expand_vec_unpack): Add support for MSA.
21710 (mips_expand_vector_init): Likewise.
21711 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
21712 instead of const0_rtx.
21713 (mips_msa_vec_parallel_const_half): New function.
21714 (mips_gen_const_int_vector): Likewise.
21715 (mips_gen_const_int_vector_shuffle): Likewise.
21716 (mips_expand_msa_cmp): Likewise.
21717 (mips_expand_vec_cond_expr): Likewise.
21718 * config/mips/mips.h
21719 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
21720 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
21722 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
21723 (ISA_HAS_MSA): New macro.
21724 (UNITS_PER_MSA_REG): Likewise.
21725 (BITS_PER_MSA_REG): Likewise.
21726 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
21727 (MSA_REG_FIRST): New macro.
21728 (MSA_REG_LAST): Likewise.
21729 (MSA_REG_NUM): Likewise.
21730 (MSA_REG_P): Likewise.
21731 (MSA_REG_RTX_P): Likewise.
21732 (MSA_SUPPORTED_MODE_P): Likewise.
21733 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
21734 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
21735 * config/mips/mips.md: Include mips-msa.md.
21736 (alu_type): Add simd_add.
21737 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
21738 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
21739 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
21740 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
21741 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
21742 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
21743 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
21744 simd_move, simd_load, simd_store. Choose "multi" for moves
21746 (qword_mode): New attribute.
21747 (insn_count): Add instruction count for quad moves.
21748 Increase the count for MIPS SIMD division.
21749 (UNITMODE): Add UNITMODEs for vector types.
21750 (addsub): New code iterator.
21751 * config/mips/mips.opt (mmsa): New option.
21752 * config/mips/msa.h: New file.
21753 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
21755 * config/mips/mti-linux.h: Likewise.
21756 * config/mips/predicates.md
21757 (const_msa_branch_operand): New constraint.
21758 (const_uimm3_operand): Likewise.
21759 (const_uimm4_operand): Likewise.
21760 (const_uimm5_operand): Likewise.
21761 (const_uimm8_operand): Likewise.
21762 (const_imm5_operand): Likewise.
21763 (aq10b_operand): Likewise.
21764 (aq10h_operand): Likewise.
21765 (aq10w_operand): Likewise.
21766 (aq10d_operand): Likewise.
21767 (const_m1_operand): Likewise.
21768 (reg_or_m1_operand): Likewise.
21769 (const_exp_2_operand): Likewise.
21770 (const_exp_4_operand): Likewise.
21771 (const_exp_8_operand): Likewise.
21772 (const_exp_16_operand): Likewise.
21773 (const_vector_same_val_operand): Likewise.
21774 (const_vector_same_simm5_operand): Likewise.
21775 (const_vector_same_uimm5_operand): Likewise.
21776 (const_vector_same_uimm6_operand): Likewise.
21777 (const_vector_same_uimm8_operand): Likewise.
21778 (par_const_vector_shf_set_operand): Likewise.
21779 (reg_or_vector_same_val_operand): Likewise.
21780 (reg_or_vector_same_simm5_operand): Likewise.
21781 (reg_or_vector_same_uimm6_operand): Likewise.
21782 * doc/extend.texi (MIPS SIMD Architecture Functions): New
21784 * doc/invoke.texi (-mmsa): Document new option.
21786 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21788 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
21789 * configure: Regenerate.
21790 * config.in: Regenerate.
21791 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
21792 on -fvtable-verify.
21793 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
21794 (ENDFILE_VTV_SPEC): Define.
21796 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
21798 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
21799 registers in all interrupt handlers if necessary.
21800 (rl78_option_override): Add warning.
21801 (MUST_SAVE_MDUC_REGISTERS): New macro.
21802 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
21803 * config/rl78/rl78.c (check_mduc_usage): New function.
21804 (mduc_regs): New structure to hold MDUC register data.
21805 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
21806 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
21807 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
21808 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
21809 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
21810 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
21812 2016-05-09 Bin Cheng <bin.cheng@arm.com>
21814 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
21815 (tree-ssa-loop-niter.h): Ditto.
21816 (idx_within_array_bound, ref_within_array_bound): New functions.
21817 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
21818 Factor out check on writable base object to ...
21819 (base_object_writable): ... here.
21821 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21823 * config/arm/arm.md (probe_stack): Add modes to set source
21826 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
21828 * regrename.c (base_reg_class_for_rename): New static function.
21829 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
21831 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
21833 * cgraph.c (thunk_adjust): Export.
21834 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
21835 * cgraphunit.c (thunk_adjust): Export.
21836 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
21838 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
21840 * tree-inline.c (expand_call_inline): Expand thunks inline.
21842 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
21845 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
21846 (*sse2_vd_cvtss2sd): Ditto.
21847 * config/i386/i386.md
21848 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
21849 Generate *sse2_vd_cvtsd2ss pattern.
21850 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
21851 Generate *sse2_vd_cvtss2sd pattern.
21853 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21855 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
21856 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
21859 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21861 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
21862 * config/sh/sh.c: Define and declare variables on first use throughout
21864 (current_function_interrupt): Change to bool type.
21865 (frame_insn): Rename to emit_frame_insn and update users.
21866 (push_regs): Use bool for 'interrupt_handler' argument.
21867 (save_schedule_s): Remove.
21868 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
21869 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
21870 targetm.asm_out.unaligned_op.di.
21871 (gen_far_branch): Remove redundant forward declaration.
21872 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
21873 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
21874 (sh_set_return_address, sh_function_ok_for_sibcall,
21875 scavenge_reg): Update comments.
21876 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
21877 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
21878 (sh_attr_renesas_p): Remove unnecessary parentheses.
21879 (branch_dest): Simplify.
21880 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
21881 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
21882 (CUMULATIVE_ARGS): Change macro to typedef.
21883 (current_function_interrupt): Change to bool type.
21884 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
21885 Surround with __cplusplus ifdef.
21886 (sh_compare_op0, sh_compare_op1): Remove.
21887 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
21889 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
21891 * config/arm/arm.md (arch): Add neon.
21892 (arch_enabled): Return yes for arch neon when TARGET_NEON.
21893 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
21894 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
21895 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
21896 attributes for alt renumbering. Mark alt 3 as non-predicable.
21897 (thumb2_movdf_vfp): Likewise.
21899 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
21901 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
21902 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
21903 (*andqi_1): Add preferred_for_speed attribute to disparage
21904 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
21905 (*<code>qi_1): Ditto.
21906 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
21907 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
21908 (*ashlqi3_1): Ditto.
21909 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
21910 Add preferred_for_size attribute to disparage alternative 0 and
21911 preferred_for_speed attribute to disparage alternative 1 for
21912 TARGET_PARTIAL_REG_STALL targets.
21914 2016-05-07 Tom de Vries <tom@codesourcery.com>
21916 PR tree-optimization/70956
21917 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
21920 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
21922 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
21923 * config/sh/sh.c (sh_cbranch_distance): Implement it.
21924 * config/sh/sh.md (branch_zero): Remove define_attr.
21925 (define_delay): Disable delay slot if branch distance is one insn.
21927 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21929 * config/i386/i386.md (LEAMODE): New mode attribute.
21930 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
21931 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
21932 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
21933 operand 2 predicate.
21934 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
21935 (*lea<mode>_general_3): Ditto.
21936 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
21938 2016-05-06 Jakub Jelinek <jakub@redhat.com>
21940 * genmddump.c (main): Convert argv from char ** to const char **.
21942 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21944 * coretypes.h (OVERRIDE): New macro.
21945 (FINAL): New macro.
21947 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
21949 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
21950 allow coalescing if the types are compatible.
21952 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21954 * pass_manager.h (pass_manager::register_pass_name): New method.
21955 (pass_manager::get_pass_by_name): New method.
21956 (pass_manager::create_pass_tab): New method.
21957 (pass_manager::m_name_to_pass_map): New field.
21958 * passes.c (name_to_pass_map): Delete global in favor of field
21959 "m_name_to_pass_map" of pass_manager.
21960 (register_pass_name): Rename from a function to...
21961 (pass_manager::register_pass_name): ...this method, updating
21962 for renaming of global "name_to_pass_map" to field
21963 "m_name_to_pass_map".
21964 (create_pass_tab): Rename from a function to...
21965 (pass_manager::create_pass_tab): ...this method, updating
21966 for renaming of global "name_to_pass_map" to field.
21967 (get_pass_by_name): Rename from a function to...
21968 (pass_manager::get_pass_by_name): ...this method.
21969 (enable_disable_pass): Convert use of get_pass_by_name to
21970 a method call, locating the pass_manager singleton.
21972 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21974 * genattr-common.c (main): Convert argv from char ** to const char **.
21975 * genattr.c (main): Likewise.
21976 * genattrtab.c (main): Likewise.
21977 * genautomata.c (initiate_automaton_gen): Likewise.
21979 * gencodes.c (main): Likewise.
21980 * genconditions.c (main): Likewise.
21981 * genconfig.c (main): Likewise.
21982 * genconstants.c (main): Likewise.
21983 * genemit.c (main): Likewise.
21984 * genenums.c (main): Likewise.
21985 * genextract.c (main): Likewise.
21986 * genflags.c (main): Likewise.
21987 * genmddeps.c (main): Likewise.
21988 * genopinit.c (main): Likewise.
21989 * genoutput.c (main): Likewise.
21990 * genpeep.c (main): Likewise.
21991 * genpreds.c (main): Likewise.
21992 * genrecog.c (main): Likewise.
21993 * gensupport.c (init_rtx_reader_args_cb): Likewise.
21994 (init_rtx_reader_args): Likewise.
21995 * gensupport.h (init_rtx_reader_args_cb): Likewise.
21996 (init_rtx_reader_args): Likewise.
21997 * gentarget-def.c (main): Likewise.
21998 * read-md.c (read_md_files): Likewise.
21999 * read-md.h (read_md_files): Likewise.
22001 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22003 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22004 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22005 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22006 Remove unused predicate.
22007 (register_and_not_fp_reg_operand): Ditto.
22009 2016-05-06 Martin Liska <mliska@suse.cz>
22011 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22012 instead of vec as the vector is local to the function.
22014 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22016 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22017 avx512bw alternative.
22019 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22020 before the ashr<mode>3 pattern.
22022 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22023 v instead of x in vex or maybe_vex alternatives, use
22024 maybe_evex instead of vex in prefix.
22026 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22027 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22028 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22029 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22032 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22033 v instead of x in vex or maybe_vex alternatives, use
22034 maybe_evex instead of vex in prefix.
22036 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22037 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22038 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22039 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22040 alternatives, use maybe_evex instead of vex in prefix.
22042 * config/i386/sse.md (vec_interleave_lowv4sf,
22043 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22044 v instead of x in vex or maybe_vex alternatives, use
22045 maybe_evex instead of vex in prefix.
22047 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22048 v instead of x in vex or maybe_vex alternatives, use
22049 maybe_evex instead of vex in prefix.
22051 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22052 v constraint instead of x.
22054 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22056 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22057 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22060 2016-05-06 Richard Biener <rguenther@suse.de>
22062 PR tree-optimization/70948
22063 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22064 Properly clobber all fields of va_list for __builtin_va_start.
22066 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22069 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22070 loop latch destination.
22072 2016-05-06 Martin Liska <mliska@suse.cz>
22074 * tree-ssa-uninit.c: Apply manual changes
22075 to the GNU coding style.
22076 (prune_uninit_phi_opnds): Rename from
22077 prune_uninit_phi_opnds_in_unrealizable_paths.
22079 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22081 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22082 mspace): Remove deprecated options.
22083 * doc/invoke.texi (SH options): Remove -mspace.
22085 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22087 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22089 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22091 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22092 corresponding combine split pattern.
22094 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22097 * config/sh/predicates.md (long_displacement_mem_operand): New.
22098 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22099 Add movi20, movi20s alternatives. Adjust length attribute for
22101 (movsi_ie): Allow for any FPU. Adjust length attribute for
22103 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22104 attribute for alternatives.
22105 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22106 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22107 length attribute for alternatives.
22109 2016-05-06 Richard Biener <rguenther@suse.de>
22111 PR tree-optimization/70960
22112 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22114 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22117 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22118 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22120 2016-05-06 Marek Polacek <polacek@redhat.com>
22123 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22125 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22128 * config/sh/sh.md (*rotcr): Add another variant.
22130 2016-05-06 Richard Biener <rguenther@suse.de>
22132 PR middle-end/70931
22133 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22135 2016-05-06 Richard Biener <rguenther@suse.de>
22137 PR middle-end/70941
22138 * fold-const.c (split_tree): Always convert to the original type
22141 2016-05-06 Richard Biener <rguenther@suse.de>
22143 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
22144 (fwprop_addr): Likewise.
22146 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22149 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
22151 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
22152 * config/i386/i386.md (push mem splitter): Use find_constant_src in
22153 the splitter condition.
22154 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
22155 the splitter condition.
22156 (FP float_extend load splitter): Ditto.
22158 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
22160 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22161 to REGNO in all peephole2 patterns.
22162 (post-reload splitters): Change true_regnum to REGNO in
22163 post-reload splitters.
22164 (zero_extend splitters): Use general_reg_operand and
22165 nonimmediate_gr_operand predicates.
22167 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22169 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22170 v constraint instead of x.
22172 2016-05-05 Alan Modra <amodra@gmail.com>
22175 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22176 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22177 TARGET_NO_FP_IN_TOC for -mrelocatable.
22178 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22179 TARGET_RELOCATABLE test.
22180 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22181 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22182 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22183 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22184 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22185 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22186 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22187 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22188 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22189 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22191 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22192 (rs6000_stack_info): Likewise.
22193 (rs6000_elf_asm_out_constructor): Likewise.
22194 (rs6000_elf_asm_out_destructor): Likewise.
22195 (rs6000_elf_declare_function_name): Likewise.
22196 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22197 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22200 2016-05-05 Alan Modra <amodra@gmail.com>
22202 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22204 2016-05-05 Alan Modra <amodra@gmail.com>
22206 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22207 out-of-line gpr restore for one or two regs if that would add
22210 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22213 * config/i386/i386.md
22214 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22215 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22216 as operand 0 predicate.
22217 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22219 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22220 Ditto. Emit the pattern using RTX.
22222 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22223 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22224 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22225 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22227 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22228 sse_reg_operand as operand 0 predicate.
22230 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22231 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22232 instead of gen_rtx_REG.
22233 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22236 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22238 * function.c (emit_use_return_register_into_block): Delete.
22239 (gen_return_pattern): Delete.
22240 (emit_return_into_block): Delete.
22241 (active_insn_between): Delete.
22242 (convert_jumps_to_returns): Delete.
22243 (emit_return_for_exit): Delete.
22244 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22245 simple_return for shrink-wrapped blocks.
22246 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22247 end of blocks that need one.
22248 (get_unconverted_simple_return): Delete.
22249 (convert_to_simple_return): Delete.
22250 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22251 (convert_to_simple_return): Ditto.
22253 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22255 * cfgcleanup.c (bb_is_just_return): New function.
22256 (try_optimize_cfg): Simplify jumps to return, branches to return,
22257 and branches around return.
22259 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22261 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22262 branch to a return.
22264 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22268 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22269 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22270 assert flags & OEP_HASH_CHECK, instead of asserting it
22271 never happens. Handle TARGET_EXPR.
22272 * fold-const.c (operand_equal_p): For hash verification,
22273 or in OEP_HASH_CHECK into flags.
22275 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22277 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22279 (compute_samebase_partition_bases): Fix typo.
22281 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22283 * config/i386/sse.md (vec_interleave_highv8sf,
22284 vec_interleave_lowv8sf, vec_interleave_highv4df,
22285 vec_interleave_lowv4df): Remove constraints from expanders.
22287 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22289 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22291 * tree-inline.c (expand_call_inline): Fix path dealing with
22292 making lhs of call statement undefined.
22294 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22296 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22297 Check availability on NODE, too.
22298 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22299 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22300 (varpool_node::call_for_symbol_and_aliase): Likewise.
22301 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22302 (propagate_pure_const): Propagate across interposable functions, too.
22303 (skip_function_for_local_pure_const): Do not skip interposable bodies
22305 (pass_local_pure_const::execute): Update.
22307 2016-05-04 Marek Polacek <polacek@redhat.com>
22309 * doc/invoke.texi: Document -Wdangling-else.
22311 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22313 * config.gcc: Error out when conflicting multilib is detected. Do not
22314 loop over multilibs since no combination is legal.
22316 2016-05-04 Alan Modra <amodra@gmail.com>
22318 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22319 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22320 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22323 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22325 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22326 Clean up p5600 comments.
22328 2016-05-04 Richard Biener <rguenther@suse.de>
22330 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22331 constructor simplifications.
22332 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22334 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22336 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22337 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22338 result.set_rtx is null instead of aborting.
22339 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22341 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22342 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22343 *mov<mode>_store_postinc): New patterns.
22345 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22347 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22348 as commutative. Check both conversions are NOP.
22349 ((A & B) OP (C & B)): Remove.
22351 2016-05-04 Alan Modra <amodra@gmail.com>
22353 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22355 2016-05-04 Alan Modra <amodra@gmail.com>
22358 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22359 when cr2,3,4 are all fixed regs.
22361 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22363 PR rtl-optimization/57193
22364 * opts.c (default_options_table): Revert OPT_frename_registers change.
22365 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22367 2016-05-03 Martin Sebor <msebor@redhat.com>
22370 * builtins.c (fold_builtin_FILE): New function.
22371 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22372 (fold_builtin_0): Call them.
22373 * gimplify.c (gimplify_call_expr): Remove the handling of
22374 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22377 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22378 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22382 * doc/extend.texi (Function Names as Strings): Update __func__,
22383 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22386 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22387 Richard Biener <rguenther@suse.de>
22389 PR tree-optimization/70916
22390 * tree-if-conv.c: Include cfganal.h.
22391 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22392 and remove_fake_exit_edges around the optimization pass.
22394 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22396 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22397 (cgraph_edge::make_direct): Likewise.
22398 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22399 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22400 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
22401 (CIF_THUNK): New code.
22402 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
22403 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
22404 (compute_inline_parameters): Set inline_failed for thunks.
22405 (inline_analyze_function): Cleanup.
22406 * ipa-inline.c (can_inline_edge_p): Do not deal with
22407 call_stmt_cannot_inline_p.
22408 (can_early_inline_edge_p): Likewise.
22409 (early_inliner): Initialize inline_failed.
22410 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
22412 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
22414 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
22415 from nonimm_ssenomem_operand.
22416 (nonimm_ssenomem_operand): New predicate.
22417 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
22418 as operand 0 predicate.
22419 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
22420 Disable unsupported alternatives using "enabled" attribute.
22421 Use register_ssemem_operand as operand 0 predicate.
22422 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
22424 2016-05-03 Marek Polacek <polacek@redhat.com>
22427 * input.c (expansion_point_location): New function.
22428 * input.h (expansion_point_location): Declare.
22430 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
22432 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
22433 occurence with frame_offset_ ones.
22435 2016-05-03 Alan Modra <amodra@gmail.com>
22437 PR rtl-optimization/70890
22438 * ira.c (combine_and_move_insns): When moving def_insn, remove
22439 equivs on use_insn.
22441 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
22443 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
22444 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
22445 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
22446 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
22448 2016-05-03 Alan Modra <amodra@gmail.com>
22450 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
22451 for SAVE_MULTIPLE/STORE_MULTIPLE.
22453 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22455 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
22456 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
22458 2016-05-03 Richard Biener <rguenther@suse.de>
22460 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
22462 (gimplify_arg): Likewise.
22463 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
22464 re-writing the result to a decl if required.
22465 (internal_get_tmp_var): Add allow_ssa parameter
22466 and override into_ssa with it.
22467 (get_formal_tmp_var): Adjust.
22468 (get_initialized_tmp_var): Add allow_ssa parameter.
22469 (gimplify_arg): Add allow_ssa parameter and avoid generating
22470 SSA names for the result false.
22471 (gimplify_call_expr): If the call may return twice do not
22472 gimplify parameters into SSA.
22473 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
22474 (gimplify_modify_expr): Adjust assert. For noreturn calls
22475 with a SSA name LHS adjust its def.
22476 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
22477 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
22478 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
22479 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
22480 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
22481 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
22482 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
22483 (optimize_target_teams): Do not allow SSA names for clause operands.
22484 (gimplify_expr): Likewise for where we mark the result addressable.
22485 * passes.def (pass_init_datastructures): Remove.
22486 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
22487 (rewrite_stmt): Likewise.
22488 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
22489 (replace_locals_op): Replace SSA names.
22490 (copy_gimple_seq_and_replace_locals): Init src_cfun.
22491 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
22492 * cgraph.c (release_function_body): Free CFG annotations only
22493 when we have a CFG. Simplify.
22494 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22495 force_gimple_operand instead of get_initialized_tmp_var.
22496 * tree-pass.h (make_pass_init_datastructures): Remove.
22497 * tree-ssa.c (execute_init_datastructures): Remove.
22498 (pass_data_init_datastructures): Likewise.
22499 (class pass_init_datastructures): Likewise.
22500 (make_pass_init_datastructures): Likewise.
22501 * omp-low.c (create_omp_child_function): Init SSA data structures.
22502 (grid_expand_target_grid_body): Likewise.
22503 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
22504 name before adding it to names_to_release.
22505 (remove_bb): Always release SSA defs.
22506 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
22507 before dereferencing it.
22508 * cgraphunit.c (init_lowered_empty_function): Always
22509 int SSA data structures.
22510 * tree-ssanames.c (release_defs): Remove assert that we are in
22512 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
22514 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22515 Uros Bizjak <ubizjak@gmail.com>
22517 PR rtl-optimization/70467
22518 * config/i386/predicates.md (x86_64_hilo_int_operand,
22519 x86_64_hilo_general_operand): New predicates.
22520 * config/i386/constraints.md (Wd): New constraint.
22521 * config/i386/i386.md (mode attr di): Use Wd instead of e.
22522 (general_hilo_operand): New mode attr.
22523 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
22524 instead of <general_operand>.
22525 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
22526 x86_64_hilo_general_operand instead of <general_operand>.
22528 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22530 PR tree-optimization/70916
22531 * tree-if-conv.c (constant_or_ssa_name): Removed.
22532 (fold_build_cond_expr): Use is_gimple_val instead of
22533 constant_or_ssa_name.
22535 PR tree-optimization/70916
22536 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
22537 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
22540 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
22541 (optimize_atomic_bit_test_and): New function.
22542 (pass_fold_builtins::execute): Use it.
22543 * optabs.def (atomic_bit_test_and_set_optab,
22544 atomic_bit_test_and_complement_optab,
22545 atomic_bit_test_and_reset_optab): New optabs.
22546 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
22547 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
22548 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
22549 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
22550 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
22551 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
22552 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
22553 * doc/md.texi (atomic_bit_test_and_set@var{mode},
22554 atomic_bit_test_and_complement@var{mode},
22555 atomic_bit_test_and_reset@var{mode}): Document.
22556 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
22557 atomic_bit_test_and_complement<mode>,
22558 atomic_bit_test_and_reset<mode>): New expanders.
22559 (atomic_bit_test_and_set<mode>_1,
22560 atomic_bit_test_and_complement<mode>_1,
22561 atomic_bit_test_and_reset<mode>_1): New insns.
22563 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
22565 PR rtl-optimization/70687
22566 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
22567 instead of unsigned HOST_WIDE_INT.
22569 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
22571 PR rtl-optimization/44281
22572 * hard-reg-set.h (struct target_hard_regs): New field
22573 x_fixed_nonglobal_reg_set.
22574 (fixed_nonglobal_reg_set): New macro.
22575 * reginfo.c (init_reg_sets_1): Initialize it.
22576 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
22578 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
22580 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22582 PR tree-optimization/56541
22583 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
22584 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
22585 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
22586 (any_complicated_phi): new static variable.
22587 (aggressive_if_conv): delete.
22588 (if_convertible_phi_p): support phis with more than two arguments.
22589 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
22590 critical pred edges.
22591 (ifcvt_split_critical_edges): support phis with more than two
22592 arguments by checking new parameter. only split critical edges
22594 (tree_if_conversion): handle simd pragma marked loop using new
22595 local variable aggressive_if_conv. check any_complicated_phi.
22597 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22599 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
22602 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22604 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
22607 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
22609 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
22610 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
22611 define_insn_and_split.
22612 (mulsi3_i): New define_insn_and_split.
22613 (mulsi3_call): Convert to define_insn.
22614 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
22615 Remove constraints.
22617 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22619 * machmode.h (mode_complex): Add support to give the complex mode
22621 (GET_MODE_COMPLEX_MODE): Likewise.
22622 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
22623 stored by build_complex_type and gfc_build_complex_type instead of
22624 trying to figure out the appropriate mode based on the size. Raise
22625 an assertion error, if the type was not set.
22626 * genmodes.c (struct mode_data): Add field for the complex type of
22628 (blank_mode): Likewise.
22629 (make_complex_modes): Remember the complex mode created in the
22631 (emit_mode_complex): Write out the mode_complex array to map a
22632 type mode to the complex version.
22633 (emit_insn_modes_c): Likewise.
22634 * tree.c (build_complex_type): Set the complex type to use before
22635 calling layout_type.
22636 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
22637 support for __float128 complex datatypes.
22638 (rs6000_hard_regno_mode_ok): Likewise.
22639 (rs6000_setup_reg_addr_masks): Likewise.
22640 (rs6000_complex_function_value): Likewise.
22641 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
22642 __float128 and __ibm128 complex.
22643 (FLOAT128_IBM_P): Likewise.
22644 (ALTIVEC_ARG_MAX_RETURN): Likewise.
22645 * doc/extend.texi (Additional Floating Types): Document that
22646 -mfloat128 must be used to enable __float128. Document complex
22647 __float128 and __ibm128 support.
22649 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22652 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
22653 char/short arguments promoted to int because of promote_prototypes.
22655 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22657 * config/i386/predicates.md (register_ssemem_operand): New predicate.
22658 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
22659 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
22660 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
22661 alternatives using "enabled" attribute. Use register_ssemem_operand
22662 as operand 1 predicate.
22663 (*cmpi<unord>xf_i387): Split XFmode pattern from
22664 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
22665 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
22666 *absneg<mode>2_i387. Disable unsupported alternatives using
22667 "enabled" attribute.
22668 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
22670 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22672 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
22674 (oacc_loop_process): Check mask for loop termination.
22676 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22678 * cif-code.def (CIF_THUNK): Add.
22679 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
22682 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22684 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
22685 (dump_inline_summary): Dump it.
22686 (fp_expression_p): New predicate.
22687 (estimate_function_body_sizes): Use it.
22688 (inline_merge_summary): Merge fp_expressions.
22689 (inline_read_section): Read fp_expressions.
22690 (inline_write_summary): Write fp_expressions.
22691 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
22692 codegen boundary if either caller or callee is !fp_expressions.
22693 * ipa-inline.h (inline_summary): Add fp_expressions.
22694 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
22695 to fp_expressions be sure the fp generation flags are updated.
22697 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22699 PR rtl-optimization/70467
22700 * cse.c (cse_insn): Handle no-op MEM moves after folding.
22702 PR rtl-optimization/70467
22703 * ipa-pure-const.c (check_call): Handle internal calls even in
22704 ipa mode like in local mode.
22706 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
22708 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
22710 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22712 * match.pd (X u< X, X u> X): New transformations.
22714 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22716 * flag-types.h (enum warn_strict_overflow_code): Move ...
22717 * coretypes.h: ... here.
22718 * fold-const.h (fold_overflow_warning): Declare.
22719 * fold-const.c (fold_overflow_warning): Make non-static.
22720 (fold_comparison): Move the transformation of X +- C1 CMP C2
22721 into X CMP C2 -+ C1 ...
22722 * match.pd: ... here.
22723 * gimple-fold.c (fold_stmt_1): Protect with
22724 fold_defer_overflow_warnings.
22726 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22728 * omp-low.c (struct oacc_loop): Add 'inner' field.
22729 (new_oacc_loop_raw): Initialize it to zero.
22730 (oacc_loop_fixed_partitions): Initialize it.
22731 (oacc_loop_auto_partitions): Partition outermost loop to outermost
22732 available partitioning.
22734 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22736 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
22738 (umulsidi3): Likewise.
22739 (indirect_jump): Fix jump instruction assembly patterns.
22741 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
22744 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
22745 (nvptx_function_value): Assert non-NULL cfun.
22747 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
22749 PR rtl-optimization/70886
22750 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
22752 * cselib.h (rtx_equal_for_cselib_1): Declare.
22753 (rtx_equal_for_cselib_p: New inline function.
22754 * cselib.c (rtx_equal_for_cselib_p): Delete.
22755 (rtx_equal_for_cselib_1): Make public.
22757 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22759 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
22760 (register_mixssei387nonimm_operand): Remove predicate.
22761 * config/i386/i386.md (*fop_<mode>_comm): Merge from
22762 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
22763 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
22764 for TARGET_MIX_SSE_I387 alternatives.
22765 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
22766 Disable unsupported alternatives using "enabled" attribute. Use
22767 nonimm_ssenomem_operand as operand 1 predicate. Also check
22768 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
22770 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22772 * tree.c (cst_and_fits_in_hwi): Simplify.
22774 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22776 * tree.h (wi::to_wide): New function.
22777 * expr.c (expand_expr_real_1): Use wi::to_wide.
22778 * fold-const.c (int_const_binop_1): Likewise.
22779 (extract_muldiv_1): Likewise.
22781 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22783 * wide-int.h: Update offset_int and widest_int documentation.
22784 (WI_SIGNED_SHIFT_RESULT): New macro.
22785 (wi::binary_shift): Define signed_shift_result_type for
22786 shifts on offset_int- and widest_int-like types.
22787 (generic_wide_int): Support <<= and >>= if << and >> are supported.
22788 * tree.h (int_bit_position): Use shift operators instead of wi::
22790 * alias.c (adjust_offset_for_component_ref): Likewise.
22791 * expr.c (get_inner_reference): Likewise.
22792 * fold-const.c (fold_comparison): Likewise.
22793 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
22794 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
22795 * tree-dfa.c (get_ref_base_and_extent): Likewise.
22796 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
22797 (stmt_kills_ref_p): Likewise.
22798 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
22799 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
22800 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22801 (ao_ref_init_from_vn_reference): Likewise.
22803 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22805 * wide-int.h: Update offset_int and widest_int documentation.
22806 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
22807 (wi::binary_traits): Allow ordered comparisons between offset_int and
22808 offset_int, between widest_int and widest_int, and between either
22809 of these types and basic C types.
22810 (operator <, <=, >, >=): Define for the same combinations.
22811 * tree.h (tree_int_cst_lt): Use comparison operators instead
22812 of wi:: comparisons.
22813 (tree_int_cst_le): Likewise.
22814 * gimple-fold.c (fold_array_ctor_reference): Likewise.
22815 (fold_nonarray_ctor_reference): Likewise.
22816 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
22817 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
22818 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
22819 * tree-sra.c (completely_scalarize): Likewise.
22820 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
22821 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
22822 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
22823 (check_for_binary_op_overflow): Likewise.
22824 (search_for_addr_array): Likewise.
22825 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
22827 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22829 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
22830 (arc_save_restore): Likewise.
22831 (arc_dwarf_register_span): Likewise.
22832 (arc_output_pic_addr_const): Initialize suffix variable.
22834 2016-05-02 Martin Liska <mliska@suse.cz>
22836 * symbol-summary.h (function_summary::function_summary):
22837 Remove checking assert for all cgraph nodes.
22838 (function_summary::get): Check summary_uid.
22839 (symtab_insertion): Check summary_uid.
22841 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22843 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
22844 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
22845 bmaskn instruction.
22846 (arc_dwarf_register_span): Remove enum keyword.
22847 (compact_memory_operand_p): New function.
22848 * config/arc/arc.h (reg_class): Add code density register classes.
22849 (REG_CLASS_NAMES): Likewise.
22850 (REG_CLASS_CONTENTS): Likewise.
22851 * config/arc/arc.md (*movqi_insn): Add code density instructions.
22852 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
22853 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
22854 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
22855 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
22857 (h, Rcd, Rsd, Rzd): New register constraints.
22858 (T): Use compact_memory_operand_p function.
22859 * config/arc/predicates.md (compact_load_memory_operand): Remove.
22861 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
22863 * config/sh/sh.md (*negnegt, *movtt): Remove.
22865 2016-05-02 Marek Polacek <polacek@redhat.com>
22866 Tom de Vries <tom@codesourcery.com>
22868 PR tree-optimization/70700
22869 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
22870 bigger than FIRST_REF_NODE.
22872 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
22875 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
22877 (prepare_cbranch_operands): Don't use scratch register. Assume that
22878 function is used when pseudos can be created.
22879 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
22880 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
22881 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
22882 define_expand. Allow it only when pseudos can be created.
22883 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
22885 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
22887 * config/i386/constraints.md (BC): Only allow -1 operands.
22888 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
22889 Add "enabled" attribute. Update XI mode attribute calculation.
22890 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
22891 (*movoi_internal_avx): Update XI mode attribute calculation.
22892 (*movti_internal): Ditto.
22894 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22896 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
22897 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
22899 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
22901 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
22902 statement on instruction code. Remove trailing spaces.
22903 (altivec_expand_stv_builtin): Likewise.
22905 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22907 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
22908 (TARGET_FPU_DOUBLE): Simplify.
22909 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
22910 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
22911 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
22912 with 'TARGET_FPU_DOUBLE'.
22913 * config/sh/sh.md: Likewise.
22915 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
22917 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
22918 SH_DIV_STR_FOR_SIZE): Remove.
22919 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
22920 SH_DIV_STR_FOR_SIZE): Remove.
22922 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22924 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
22925 logical_reg_operand): Delete.
22926 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
22927 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
22928 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
22929 match_operand and match_test.
22930 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
22931 variables on their first use. Return bool values.
22932 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
22933 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
22934 arith_reg_operand for input operand. Remove empty constraints.
22936 (*xorsi3_compact): Rename to xorsi3.
22937 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
22938 (*zero_extend<mode>si2_disp_mem): Update comment.
22941 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
22943 * config/sh/t-sh: Remove SH5 support.
22944 * config.gcc: Likewise.
22945 * configure: Likewise.
22947 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22949 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
22951 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
22953 * config/sh/sh.c (register_sh_passes, sh_option_override,
22954 sh_print_operand, prepare_move_operands,
22955 sh_can_follow_jump): Remove TARGET_SH1 checks.
22956 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
22957 PROMOTE_MODE): Likewise.
22958 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
22961 2016-04-30 Alan Modra <amodra@gmail.com>
22963 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
22964 restoring when fixed_reg_p, but allow out-of-line or stmw save.
22965 Check for user regs later to avoid unnecessary looping over regs.
22966 Merge user reg check with non-saved reg check. Don't force
22967 inline VR restore when static chain used.
22968 (rs6000_frame_related): Omit eh_frame info for user regs when
22970 (fixed_regs_p): Delete.
22972 2016-04-30 Alan Modra <amodra@gmail.com>
22974 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
22975 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
22978 2016-04-30 Alan Modra <amodra@gmail.com>
22981 * config/rs6000/rs6000.c (fixed_reg_p): New function.
22982 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
22985 2016-04-30 Alan Modra <amodra@gmail.com>
22987 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
22988 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
22989 flag_pic test for Darwin.
22991 2016-04-30 Alan Modra <amodra@gmail.com>
22993 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
22994 throw_calls_crossed.
22995 (REG_FREQ_CALLS_CROSSED): Delete.
22996 (REG_N_THROWING_CALLS_CROSSED): Delete.
22997 * regstat.c (regstat_bb_compute_ri): Don't calculate
22998 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
22999 (dump_reg_info): Don't print call cross frequency.
23000 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23001 and REG_N_THROWING_CALLS_CROSSED.
23003 2016-04-30 Alan Modra <amodra@gmail.com>
23005 * regs.h (struct reg_info_t): Delete live_length.
23006 (REG_LIVE_LENGTH): Delete macro.
23007 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23008 local_live, local_processed and local_live_last_luid params.
23009 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23011 (regstat_compute_ri): Adjust for above. Don't set
23013 (dump_reg_info): Don't print live length.
23014 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23015 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23016 Localize loop_depth var.
23018 2016-04-30 Alan Modra <amodra@gmail.com>
23020 * ira.c (enum valid_equiv): New.
23021 (validate_equiv_mem): Return enum.
23022 (update_equiv_mem): Create replacement in more cases.
23023 (add_store_equivs): Update validate_equiv_mem call.
23025 2016-04-30 Alan Modra <amodra@gmail.com>
23027 * ira.c (combine_and_move_insns): Rather than scanning insns,
23028 use DF infrastucture to find use and def insns.
23030 2016-04-30 Alan Modra <amodra@gmail.com>
23032 ira.c (combine_and_move_insns): Move invariant conditions..
23033 (ira.c): ..to here. Call combine_and_move_insns before
23034 add_store_equivs. Call grow_reg_equivs later. Allocate
23035 req_equiv later using max_reg_num() rather than global max_regno.
23036 (contains_replace_regs): Delete.
23037 (add_store_equivs): Remove contains_replace_regs test.
23039 2016-04-30 Alan Modra <amodra@gmail.com>
23041 * ira.c (struct equiv_mem_data): New.
23042 (equiv_mem, equiv_mem_modified): Delete static vars.
23043 (validate_equiv_mem_from_store): Use "data" param to communicate..
23044 (validate_equiv_mem): ..from here.
23046 2016-04-30 Alan Modra <amodra@gmail.com>
23048 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23050 (update_reg_equivs): ..here. Move allocation and freeing of
23051 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23052 end_alias_analysis to..
23055 2016-04-30 Alan Modra <amodra@gmail.com>
23057 * ira.c (pdx_subregs): Delete.
23058 (struct equivalence): Add pdx_subregs field.
23059 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23060 pdx_subregs access.
23061 (update_equiv_regs): Don't create or free pdx_subregs. Update
23062 pdx_subregs access.
23064 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23066 * config/rs6000/altivec.h: Change definitions of vec_xl and
23068 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23069 (LD_ELEMREV_V2DI): New.
23070 (LD_ELEMREV_V4SF): New.
23071 (LD_ELEMREV_V4SI): New.
23072 (LD_ELEMREV_V8HI): New.
23073 (LD_ELEMREV_V16QI): New.
23074 (ST_ELEMREV_V2DF): New.
23075 (ST_ELEMREV_V2DI): New.
23076 (ST_ELEMREV_V4SF): New.
23077 (ST_ELEMREV_V4SI): New.
23078 (ST_ELEMREV_V8HI): New.
23079 (ST_ELEMREV_V16QI): New.
23082 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23083 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23084 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23085 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23086 (altivec_expand_builtin): Add handling for
23087 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23088 (rs6000_invalid_builtin): Add error-checking for
23089 RS6000_BTM_P9_VECTOR.
23090 (altivec_init_builtins): Define builtins used to implement vec_xl
23092 (rs6000_builtin_mask_names): Define power9-vector.
23093 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23094 (RS6000_BTM_P9_VECTOR): Define.
23095 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23096 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23097 (vsx_ld_elemrev_v2df): Likewise.
23098 (vsx_ld_elemrev_v4sf): Likewise.
23099 (vsx_ld_elemrev_v4si): Likewise.
23100 (vsx_ld_elemrev_v8hi): Likewise.
23101 (vsx_ld_elemrev_v16qi): Likewise.
23102 (vsx_st_elemrev_v2df): Likewise.
23103 (vsx_st_elemrev_v2di): Likewise.
23104 (vsx_st_elemrev_v4sf): Likewise.
23105 (vsx_st_elemrev_v4si): Likewise.
23106 (vsx_st_elemrev_v8hi): Likewise.
23107 (vsx_st_elemrev_v16qi): Likewise.
23108 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23111 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23113 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23115 (simplify_control_stmt_condition_1): ... here. Recurse into
23116 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23118 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23121 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23122 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23123 define_insn_and_split to define_insn.
23124 (zero_extendqi<mode>2_dot2): Same.
23125 (extendqi<mode>2_dot): Same.
23126 (extendqi<mode>2_dot2): Same.
23128 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23130 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23131 (probe_stack): New expander.
23132 (probe_stack_<mode>): New insn pattern.
23134 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23136 * config/i386/i386.md
23137 (operations with memory inputs setting flags peephole2):
23138 Remove uneeded REG_P checks. Cleanup pattern generation.
23140 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
23142 * tree-vect-loop.c (vect_transform_loop): Fix
23143 nb_iterations_upper_bound computation for vectorized loop.
23145 2016-04-29 Marek Polacek <polacek@redhat.com>
23146 Jakub Jelinek <jakub@redhat.com>
23149 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
23150 TARGET_EXPR_SLOT as a base.
23152 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
23154 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
23155 with 'rCm2' constraints to limit possible immediate size.
23156 (*load_zeroextendqisi_update): Likewise.
23157 (*load_signextendqisi_update): Likewise.
23158 (*loadhi_update): Likewise.
23159 (*load_zeroextendhisi_update): Likewise.
23160 (*load_signextendhisi_update): Likewise.
23161 (*loadsi_update): Likewise.
23162 (*loadsf_update): Likewise.
23164 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23166 * config/i386/predicates.md (constm1_operand): Fix comparison.
23168 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23170 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23172 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23174 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23175 remaining SH5 related settings.
23176 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23177 shmedia_prepare_call_address): Delete.
23178 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23179 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23180 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23181 UNSUPPORTED_SH2A): Remove m5 checks.
23182 (sh_divide_strategy_e): Remove SH5 division strategies.
23183 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23184 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23186 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23188 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23190 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23192 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23193 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23194 Change lder to ldr.
23195 * config/s390/vector.md ("mov<mode>"): Likewise.
23197 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23199 * config/s390/constraints.md ("U", "W"): Invoke
23200 s390_mem_constraint with "ZR" and "ZT".
23201 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23202 addresses when using LRA. Accept also short displacements for S
23203 and T constraints. Do not check for long displacement target for
23204 S and T constraints.
23205 (s390_mem_constraint): Remove handling of U and W constraints.
23206 * config/s390/s390.md (various patterns): Remove the short
23207 displacement constraints (Q and R) if a long displacement
23208 constraint is present. Add longdisp as required CPU capability.
23209 * config/s390/vector.md: Likewise.
23210 * config/s390/vx-builtins.md: Likewise.
23212 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23215 * reload1.c (reload): Call finish_spills before
23216 restarting reload loop. Skip select_reload_regs
23217 if update_eliminables_and_spill returns true.
23219 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23221 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23222 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23223 (umulhisi3_imm): Update predicates and constraint letters.
23224 (umulhisi3_reg): Declare instruction as commutative.
23225 * config/arc/constraints.md (J12, J16): New constraints.
23226 * config/arc/predicates.md (short_unsigned_const_operand): New
23228 (arc_short_operand): Likewise.
23229 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23231 2016-04-29 Richard Biener <rguenther@suse.de>
23233 PR tree-optimization/13962
23234 PR tree-optimization/65686
23235 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23236 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23237 using PTA to compare pointers.
23238 * match.pd: Add pattern for pointer equality compare simplification
23239 using ptrs_compare_unequal.
23241 2016-04-29 Richard Biener <rguenther@suse.de>
23243 * stor-layout.c (layout_type): Do not build a pointer-to-element
23246 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23248 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23249 Use SWI mode iterator. Use general_reg_operand predicate.
23250 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23251 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23254 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23256 PR middle-end/70843
23257 * fold-const.c (operand_equal_p): Don't verify hash value equality
23259 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23262 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23265 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23266 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23267 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23268 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23269 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23271 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23273 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23274 to info. Don't initialize separate fields to 0. Clean up
23277 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23279 * config/i386/i386.md (peephole2s for operations with memory inputs):
23280 Use SWI mode iterator.
23281 (peephole2s for operations with memory outputs): Ditto.
23282 Do not check for stack checking probe.
23284 (probe_stack): Remove expander.
23286 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23287 Andrew Burgess <andrew.burgess@embecosm.com>
23289 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23290 operands as 32-bits.
23292 2016-04-28 Jason Merrill <jason@redhat.com>
23294 * gdbinit.in: Skip line-map.h.
23296 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23297 Andrew Burgess <andrew.burgess@embecosm.com>
23299 * config/arc/arc.c (arc_conditional_register_usage): Take
23300 TARGET_RRQ_CLASS into account.
23301 (arc_print_operand): Support printing 'p' and 's' operands.
23302 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23304 (TARGET_RRQ_CLASS): Define.
23305 (IS_POWEROF2_OR_0_P): Define.
23306 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23308 (*tst_movb): New define_insn.
23309 (*tst): Avoid recognition if it could prevent '*tst_movb'
23310 combination; replace c/CnL with c/Chs alternative.
23311 (*tst_bitfield_tst): New define_insn.
23312 (*tst_bitfield_asr): New define_insn.
23313 (*tst_bitfield): New define_insn.
23314 (andsi3_i): Add Rrq variant.
23315 (extzv): New define_expand.
23316 (insv): New define_expand.
23317 (*insv_i): New define_insn.
23318 (*movb): New define_insn.
23319 (*movb_signed): New define_insn.
23320 (*movb_high): New define_insn.
23321 (*movb_high_signed): New define_insn.
23322 (*movb_high_signed + 1): New define_split pattern.
23323 (*mrgb): New define_insn.
23324 (*mrgb + 1): New define_peephole2 pattern.
23325 (*mrgb + 2): New define_peephole2 pattern.
23326 * config/arc/arc.opt (mbitops): New option for nps400, uses
23327 TARGET_NPS_BITOPS_DEFAULT.
23328 * config/arc/constraints.md (q): Make register class conditional.
23329 (Rrq): New register constraint.
23330 (Chs): New constraint.
23331 (Clo): New constraint.
23332 (Chi): New constraint.
23333 (Cbf): New constraint.
23334 (Cbn): New constraint.
23335 (C18): New constraint.
23336 (Cbi): New constraint.
23338 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23340 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23342 (bitmap_intersection_of_preds): Ditto.
23343 (bitmap_union_of_succs): Ditto.
23344 (bitmap_union_of_preds): Ditto.
23345 * sbitmap.c (do_popcount): Delete.
23346 (BITMAP_DEBUGGING): Delete.
23347 (sbitmap_verify_popcount): Delete.
23348 (sbitmap_alloc): Don't initialize the popcount field.
23349 (sbitmap_alloc_with_popcount): Delete.
23350 (sbitmap_resize): Don't resize the popcount array.
23351 (sbitmap_vector_alloc): Don't initialize the popcount field.
23352 (bitmap_copy): Don't copy the popcount array.
23353 (bitmap_clear): Don't clear the popcount array.
23354 (bitmap_clear): Delete the popcount array handling.
23355 (bitmap_ior_and_compl): Delete the popcount assert.
23356 (bitmap_not): Ditto.
23357 (bitmap_and_compl): Ditto.
23358 (bitmap_and): Delete the popcount array handling.
23359 (bitmap_xor): Ditto.
23360 (bitmap_ior): Ditto.
23361 (bitmap_or_and): Delete the popcount assert.
23362 (bitmap_and_or): Ditto.
23363 (popcount_table): Delete.
23364 (sbitmap_elt_popcount): Delete.
23365 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23366 (bitmap_set_bit): Delete the popcount assert.
23367 (bitmap_clear_bit): Ditto.
23368 (sbitmap_free): Don't free the popcount array.
23369 (sbitmap_alloc_with_popcount): Delete declaration.
23370 (sbitmap_popcount): Ditto.
23372 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23373 Andrew Burgess <andrew.burgess@embecosm.com>
23375 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23376 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23377 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23378 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23379 * config/arc/arc.opt (mcmem): New option.
23380 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23381 supply length for r/m alternative.
23382 (*extendqisi2_ac): Likewise.
23383 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23385 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23386 (movhi_insn): Likewise.
23387 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23388 (*zero_extendqihi2_i): Add r/Ucm alternative.
23389 (*zero_extendqisi2_ac): Likewise.
23390 (*zero_extendhisi2_i): Likewise.
23391 * config/arc/constraints.md (Uex): New memory constraint.
23392 (Ucm): New define_constraint.
23393 * config/arc/predicates.md (long_immediate_loadstore_operand):
23394 Return 0 for MEM with cmem_address address.
23395 (cmem_address_0): New predicates.
23396 (cmem_address_1): Likewise.
23397 (cmem_address_2): Likewise.
23398 (cmem_address): Likewise.
23400 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23402 * config/rs6000/rs6000.c (machine_function): Rename
23403 insn_chain_scanned_p to spe_insn_chain_scanned_p.
23404 (rs6000_stack_info): Adjust.
23406 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23407 Andrew Burgess <andrew.burgess@embecosm.com>
23409 * config/arc/constraints.md (Usd): Convert to define_constraint.
23413 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23416 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
23417 Add new peephole2 where the first insn is *mov<mode>_or instead of
23418 *mov<mode>_internal.
23420 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
23422 * tracer.c (bb_seen): Make static.
23424 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
23426 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
23427 support, setup defaults.
23428 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
23429 * config/arc/arc.c (arc_init): Add NPS400 support.
23430 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
23431 (TARGET_ARC700): NPS400 is also an ARC700.
23432 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
23434 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23437 * config/nds32/nds32.md (casesi): Don't access the operands array
23440 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23442 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
23443 (or $-1,reg peephole2): Ditto.
23444 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
23446 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23448 * doc/extend.texi (Common Function Attributes) [optimize]:
23449 Discourage use of the optimize attribute.
23451 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
23453 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
23454 special case builtin.
23455 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
23456 ALTIVEC_BUILTIN_VEC_ADDE.
23457 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
23458 support for ALTIVEC_BUILTIN_VEC_ADDE.
23459 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
23460 for __builtin_vec_adde.
23462 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23464 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
23465 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
23467 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23470 * doc/sourcebuild.texi (Effective-Target Keywords, Other
23471 attributes): Document cilkplus_runtime.
23473 2016-04-28 Martin Jambor <mjambor@suse.cz>
23475 * tree-cfg.c (verify_expr): Verify that local declarations belong to
23476 this function. Call verify_expr on MEM_REFs and bases of other
23477 handled_components.
23479 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23481 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
23482 for WORD_REGISTER_OPERATIONS to runtime check.
23484 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23486 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
23488 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23490 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
23491 big-endian compilation.
23492 * config/arc/arc.md (addf3): Likewise.
23493 (subdf3): Likewise.
23494 (muldf3): Likewise.
23496 2016-04-28 Richard Biener <rguenther@suse.de>
23498 PR tree-optimization/70840
23499 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
23500 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
23501 Mark x * pow(x,c) -> pow(x,c+1) commutative.
23502 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
23504 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23506 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
23507 and explain why in a comment.
23509 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23511 * config/arc/arc.md (cpu_facility): Add fpx variant.
23512 (subdf3): Prohibit use reverse sub when assist operations option
23514 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
23515 instructions only when FPX is enabled.
23516 * testsuite/gcc.target/arc/trsub.c: New test.
23518 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23520 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
23521 mult_operator when calculating "type" attribute.
23522 (*fop_<mode>_1_i387): Ditto.
23523 (*fop_xf_1_i387): Ditto.
23524 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
23525 Use std::swap to swap operands. Use RTL expressions to generate
23528 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23529 Joern Rennecke <joern.rennecke@embecosm.com>
23531 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
23533 (emit_pic_move): Remove.
23534 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
23535 * config/arc/arc.c (emit_pic_move): Removed.
23536 (TARGET_HAVE_TLS): Define.
23537 (arc_conditional_register_usage): Test for arc_tp_regno.
23538 (arc_print_operand, arc_print_operand_address): Handle TLS
23540 (arc_needs_pcl_p): New function.
23541 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
23542 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
23543 (arc_raw_symbolic_reference_mentioned_p): Likewise.
23544 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
23545 (arc_legitimize_tls_address): Likewise.
23546 (DTPOFF_ZERO_SYM): Define.
23547 (arc_legitimize_pic_address): Make it static, handle TLS cases.
23548 (arc_output_pic_addr_const): Print TLS unspecs.
23549 (prepare_pic_move): New function, replaces emit_pic_move.
23550 (arc_legitimate_constant_p): Handle TLS unspecs.
23551 (arc_legitimate_address_p): Likewise.
23552 (arc_rewrite_small_data_p): Use assert for TLS constants.
23553 (prepare_move_operands): Use prepare_pic_move.
23554 (arc_legitimize_address): Legitimize tls addresses.
23555 (arc_epilogue_uses): Check for arc_tp_regno.
23556 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
23557 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
23559 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
23561 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
23562 %(arc_tls_extra_start_spec).
23563 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
23564 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
23566 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
23567 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
23568 (UNSPEC_TLS_OFF): Add.
23570 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
23571 (get_thread_pointersi): New patterns.
23572 * config/arc/arc.opt (mtp-regno): New option.
23573 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
23574 (move_dest_operand): Likewise.
23575 * configure: Regenerate.
23576 * configure.ac: Add arc*-*-* case to test for tls.
23577 * doc/invoke.texi (ARC options): Document mtp-regno.
23579 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23581 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
23582 the new ARC HS SIMD instructions.
23583 (arc_preferred_simd_mode): New function.
23584 (arc_autovectorize_vector_sizes): Likewise.
23585 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
23586 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
23587 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
23588 (arc_init_builtins): Add new SIMD builtin types.
23589 (arc_split_move): Handle 64 bit vector moves.
23590 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
23591 (TARGET_PLUS_QMACW): Define.
23592 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
23593 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
23594 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
23595 (VSUBADD4H): New builtins.
23596 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
23597 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
23599 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
23600 Matthias Klose <doko@debian.org>
23602 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
23604 2016-04-28 Richard Biener <rguenther@suse.de>
23606 PR middle-end/70777
23607 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
23610 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
23612 * common/config/sh/sh-common.c: Remove SH5 support.
23613 * config/sh/constraints.md: Likewise.
23614 * config/sh/config/sh/elf.h: Likewise.
23615 * config/sh/linux.h: Likewise.
23616 * config/sh/netbsd-elf.h: Likewise.
23617 * config/sh/predicates.md: Likewise.
23618 * config/sh/sh-c.c: Likewise.
23619 * config/sh/sh-protos.h: Likewise.
23620 * config/sh/sh.c: Likewise.
23621 * config/sh/sh.h: Likewise.
23622 * config/sh/sh.md: Likewise.
23623 * config/sh/sh.opt: Likewise.
23624 * config/sh/sync.md: Likewise.
23625 * config/sh/sh64.h: Delete.
23626 * config/sh/shmedia.h: Likewise.
23627 * config/sh/shmedia.md: Likewise.
23628 * config/sh/sshmedia.h: Likewise.
23629 * config/sh/t-netbsd-sh5-64: Likewise.
23630 * config/sh/t-sh64: Likewise.
23631 * config/sh/ushmedia.h: Likewise.
23633 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23635 * config/i386/i386.md (sign_extend to memory peephole2s): Use
23636 general_reg_operand instead of register_operand predicate.
23638 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23640 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
23642 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
23644 * match.pd (A - B > A, A + B < A): New transformations.
23646 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
23648 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
23649 which defaults to true. Emit an outer pair of parentheses only if
23650 EMIT_PARENS. When continuing a chain of && or || (or & or |),
23651 don't emit parentheses for the right-hand operand.
23653 2016-04-27 Jeff Law <law@redhat.com>
23655 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
23657 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23659 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
23660 (altivec_lvx_<mode>_internal): Document.
23661 (altivec_lvx_<mode>_2op): New define_insn.
23662 (altivec_lvx_<mode>_1op): Likewise.
23663 (altivec_lvx_<mode>_2op_si): Likewise.
23664 (altivec_lvx_<mode>_1op_si): Likewise.
23665 (altivec_stvx_<mode>): Remove.
23666 (altivec_stvx_<mode>_internal): Document.
23667 (altivec_stvx_<mode>_2op): New define_insn.
23668 (altivec_stvx_<mode>_1op): Likewise.
23669 (altivec_stvx_<mode>_2op_si): Likewise.
23670 (altivec_stvx_<mode>_1op_si): Likewise.
23671 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23672 Expand vec_ld and vec_st during parsing.
23673 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
23675 (altivec_expand_stvx_be): Likewise.
23676 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
23677 address-masking behavior in RTL.
23678 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
23679 address-masking behavior in RTL.
23680 (altivec_expand_builtin): Change builtin code arguments for calls
23681 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
23682 (insn_is_swappable_p): Avoid incorrect swap optimization in the
23683 presence of lvx/stvx patterns.
23684 (alignment_with_canonical_addr): New function.
23685 (alignment_mask): Likewise.
23686 (find_alignment_op): Likewise.
23687 (recombine_lvx_pattern): Likewise.
23688 (recombine_stvx_pattern): Likewise.
23689 (recombine_lvx_stvx_patterns): Likewise.
23690 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
23691 stvx patterns from expand.
23692 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
23694 (vector_altivec_store_<mode>): Likewise.
23696 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
23698 * config/aarch64/aarch64.md
23699 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
23700 remove the "fp" attributes.
23701 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
23702 add the "simd" attributes.
23703 (*movdf_aarch64): Likewise.
23704 (*movtf_aarch64): Remove the "fp" attributes.
23705 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
23706 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
23708 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23710 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
23711 rtx to rtx_code_label *.
23712 * rtl.h (maybe_set_first_label_num): Likewise.
23714 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23716 * df-core.c (df_add_problem): Make the problem param be const.
23717 (df_remove_problem): Make local "problem" be const.
23718 * df-problems.c (problem_RD): Make const.
23719 (problem_LR): Likewise.
23720 (problem_LIVE): Likewise.
23721 (problem_MIR): Likewise.
23722 (problem_CHAIN): Likewise.
23723 (problem_WORD_LR): Likewise.
23724 (problem_NOTE): Likewise.
23725 (problem_MD): Likewise.
23726 * df-scan.c (problem_SCAN): Likewise.
23727 * df.h (struct df_problem): Make field "dependent_problem" be
23729 (struct dataflow): Likewise for field "problem".
23730 (df_add_problem): Make param const.
23732 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23734 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
23735 inter-unit moves to/from vector registers are enabled. Do not disable
23738 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23740 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
23741 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
23743 (enum df_problem_id): ...this new enum.
23744 (struct df_problem): Convert field "id" from "int" to
23745 enum df_problem_id.
23747 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23749 * rtl.def: Update comment for "things in the instruction chain" to
23750 reflect the removal of the leading "i" field for INSN_UID in
23751 r210360. Fix bogus apostrophe.
23753 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23755 * config/i386/i386.md
23756 (lea arith with mem operand + setcc peephole2): Set operator mode.
23758 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
23761 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
23762 (dimode_scalar_to_vector_candidate_p): This.
23763 (timode_scalar_to_vector_candidate_p): New function.
23764 (scalar_to_vector_candidate_p): Likewise.
23765 (timode_check_non_convertible_regs): Likewise.
23766 (timode_remove_non_convertible_regs): Likewise.
23767 (remove_non_convertible_regs): Likewise.
23768 (remove_non_convertible_regs): Renamed to ...
23769 (dimode_remove_non_convertible_regs): This.
23770 (scalar_chain::~scalar_chain): Make it virtual.
23771 (scalar_chain::compute_convert_gain): Make it pure virtual.
23772 (scalar_chain::mark_dual_mode_def): Likewise.
23773 (scalar_chain::convert_insn): Likewise.
23774 (scalar_chain::convert_registers): Likewise.
23775 (scalar_chain::add_to_queue): Make it protected.
23776 (scalar_chain::emit_conversion_insns): Likewise.
23777 (scalar_chain::replace_with_subreg): Likewise.
23778 (scalar_chain::replace_with_subreg_in_insn): Likewise.
23779 (scalar_chain::convert_op): Likewise.
23780 (scalar_chain::convert_reg): Likewise.
23781 (scalar_chain::make_vector_copies): Likewise.
23782 (scalar_chain::convert_registers): New pure virtual function.
23783 (class dimode_scalar_chain): New class.
23784 (class timode_scalar_chain): Likewise.
23785 (scalar_chain::mark_dual_mode_def): Renamed to ...
23786 (dimode_scalar_chain::mark_dual_mode_def): This.
23787 (timode_scalar_chain::mark_dual_mode_def): New function.
23788 (timode_scalar_chain::convert_insn): Likewise.
23789 (dimode_scalar_chain::convert_registers): Likewise.
23790 (scalar_chain::compute_convert_gain): Renamed to ...
23791 (dimode_scalar_chain::compute_convert_gain): This.
23792 (scalar_chain::replace_with_subreg): Renamed to ...
23793 (dimode_scalar_chain::replace_with_subreg): This.
23794 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
23795 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
23796 (scalar_chain::make_vector_copies): Renamed to ...
23797 (dimode_scalar_chain::make_vector_copies): This.
23798 (scalar_chain::convert_reg): Renamed to ...
23799 (dimode_scalar_chain::convert_reg ): This.
23800 (scalar_chain::convert_op): Renamed to ...
23801 (dimode_scalar_chain::convert_op): This.
23802 (scalar_chain::convert_insn): Renamed to ...
23803 (dimode_scalar_chain::convert_insn): This.
23804 (scalar_chain::convert): Call convert_registers.
23805 (convert_scalars_to_vector): Change to scalar_chain pointer to
23806 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
23807 in 32-bit mode. Delete scalar_chain pointer. Call
23808 free_dominance_info in 64-bit mode.
23809 (pass_stv::gate): Remove TARGET_64BIT check.
23810 (ix86_option_override): Put the 64-bit STV pass before the CSE
23813 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
23815 * dwarf2out.h (struct dw_loc_descr_node): Remove the
23816 dw_loc_frame_offset field.
23817 * dwarf2out.c (new_loc_descr): Likewise.
23818 (resolve_args_picking_1): Turn the VISITED hash set into a
23819 FRAME_OFFSET hash map. Use it to associate a frame offset to
23820 visited nodes. Remove uses of the CHECKING_P macro.
23821 (resolve_args_picking): Update call to resolve_args_picking_1.
23823 2016-04-27 Martin Liska <mliska@suse.cz>
23825 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
23826 (free_loop_data): Release vuses of groups.
23828 2016-04-27 Bin Cheng <bin.cheng@arm.com>
23830 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
23831 instead of redundant use_id and boolean have_use_for.
23832 (struct iv_use): Change sub_id into group_id. Remove field next.
23833 Move fields: related_cands, n_map_members, cost_map and selected
23835 (struct iv_group): ... here. New structure.
23836 (struct iv_common_cand): Use structure declaration directly.
23837 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
23838 (MAX_CONSIDERED_USES): Rename macro to ...
23839 (MAX_CONSIDERED_GROUPS): ... here.
23840 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
23841 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
23842 (dump_uses): Rename to ...
23843 (dump_groups): ... here. Update all uses.
23844 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
23845 (find_induction_variables): Refactor format of dump information.
23846 (record_sub_use): Delete.
23847 (record_use): Update all uses.
23848 (record_group): New function.
23849 (record_group_use, find_interesting_uses_op): Call above functions.
23851 (find_interesting_uses_cond): Ditto.
23852 (group_compare_offset): New function.
23853 (split_all_small_groups): Rename to ...
23854 (split_small_address_groups_p): ... here. Update all uses.
23855 (split_address_groups): Update all uses.
23856 (find_interesting_uses): Refactor format of dump information.
23857 (add_candidate_1): Update all uses. Remove redundant check on iv,
23859 (add_candidate, record_common_cand): Remove redundant assert.
23860 (add_iv_candidate_for_biv): Update use.
23861 (add_iv_candidate_derived_from_uses): Update all uses.
23862 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
23863 (alloc_use_cost_map): Ditto.
23864 (set_use_iv_cost, get_use_iv_cost): Rename to ...
23865 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
23866 (determine_use_iv_cost_generic): Ditto.
23867 (determine_group_iv_cost_generic): Ditto.
23868 (determine_use_iv_cost_address): Ditto.
23869 (determine_group_iv_cost_address): Ditto.
23870 (determine_use_iv_cost_condition): Ditto.
23871 (determine_group_iv_cost_cond): Ditto.
23872 (determine_use_iv_cost): Ditto.
23873 (determine_group_iv_cost): Ditto.
23874 (set_autoinc_for_original_candidates): Update all uses.
23875 (find_iv_candidates): Update all uses. Refactor dump information.
23876 (determine_use_iv_costs): Ditto.
23877 (determine_iv_costs): Ditto.
23878 (iv_ca_cand_for_use): Rename to ...
23879 (iv_ca_cand_for_group): ... here. Update all uses.
23880 (iv_ca_add_use, iv_ca_add_group): Ditto.
23881 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
23882 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
23883 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
23884 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
23885 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
23886 (create_new_iv, adjust_iv_update_pos): Ditto.
23887 (rewrite_use_address): Delete.
23888 (rewrite_use_address_1): Rename to ...
23889 (rewrite_use_address): ... here.
23890 (rewrite_use_compare): Update all uses.
23891 (rewrite_use): Delete.
23892 (rewrite_uses): Rename to ...
23893 (rewrite_groups): ... here. Update all uses.
23894 (remove_unused_ivs, free_loop_data): Update all uses.
23895 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
23897 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23899 * rtlanal.c (nonzero_bits1): Convert preprocessor check
23900 for WORD_REGISTER_OPERATIONS to runtime check.
23902 2016-04-27 Richard Biener <rguenther@suse.de>
23905 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
23906 aggregate_value_p to determine if a function result is
23907 returned by reference.
23908 (ipa_pta_execute): Functions having their address taken are
23909 not automatically nonlocal.
23911 2016-04-27 Jakub Jelinek <jakub@redhat.com>
23914 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
23915 * fold-const.c (operand_equal_p): If flag_checking and
23916 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
23917 and if it returns non-zero, assert iterative_hash_expr on both
23920 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
23922 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
23924 2016-04-27 Nick Clifton <nickc@redhat.com>
23926 PR middle-end/49889
23927 * varasm.c (merge_weak): Generate an error if an attempt is made
23928 to convert a non-weak static function into a weak, public function.
23930 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23932 * params.def (MAX_PARTITION_SIZE): New param.
23933 * doc/invoke.texi: Document lto-max-partition.
23935 2016-04-27 Richard Biener <rguenther@suse.de>
23938 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
23939 function cummulating used_from_other_partition, externally_visible
23940 and force_output from aliases.
23941 (refered_from_nonlocal_var): Likewise.
23942 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
23943 node flags properly.
23945 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
23947 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
23948 (-Wmemset-elt-size): New item.
23950 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
23953 * stor-layout.h (internal_reference_types): Delete.
23954 * stor-layout.c (reference_types_internal): Likewise.
23955 (internal_reference_types): Likewise.
23956 (layout_type) <REFERENCE_TYPE>: Adjust.
23958 2016-04-27 Jakub Jelinek <jakub@redhat.com>
23961 * tree.h (inchash::add_expr): Add FLAGS argument.
23962 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
23963 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
23964 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
23965 Formatting fix. Adjust recursive calls. For tcc_comparison,
23966 if swap_tree_comparison (code) is smaller than code, hash that
23967 and arguments in the other order. Hash CONVERT_EXPR the same
23968 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
23969 of ADDR_EXPR of decl as the decl itself. Add or remove
23970 OEP_ADDRESS_OF from recursive flags as needed. For
23971 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
23972 operands commutatively and only the third one normally.
23973 For internal CALL_EXPR hash in CALL_EXPR_IFN.
23975 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
23977 * config/rtems.h (LIB_SPEC): Add -latomic.
23979 2016-04-27 Joel Sherrill <joel@rtems.org>
23981 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
23982 xilink.ld and flags not relevant to RTEMS.
23984 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
23986 * toplev.c (backend_init_target): Avoid calling init_reload when using
23989 2016-04-26 Jakub Jelinek <jakub@redhat.com>
23991 * reorg.c (try_merge_delay_insns): Declare i and j inside the
23992 for loops rather than one for the whole function.
23994 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
23996 * match.pd (X + CST CMP X): New transformation.
23998 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24000 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24001 * fold-const.c (fold_binary_loc): Remove 2 transformations
24002 superseded by match.pd.
24003 * match.pd (x+x -> x*2): Generalize to integers.
24005 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24007 * config/i386/i386.md (operation on memory peephole): Duplicate an
24008 existing peephole and adapt it to match lea rather than an operation
24011 PR rtl-optimization/57193
24012 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24014 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24016 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24018 * tree-if-conv.c (any_pred_load_store): New static variable.
24019 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24020 any_pred_load_store instead of and_mask_load_store.
24021 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24022 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24023 (combine_blocks, tree_if_conversion): Ditto.
24025 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24027 PR tree-optimization/70771
24028 PR tree-optimization/70775
24029 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24030 virtual PHI nodes. Delete parameter.
24031 (if_convertible_loop_p_1): Delete argument to above function.
24032 (predicate_all_scalar_phis): Delete code handling single-argument
24034 (tree_if_conversion): Mark and update virtual SSA.
24036 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24039 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24040 (x86_elf_aligned_common): Rename to ...
24041 (x86_elf_aligned_decl_common): ... this.
24042 Add decl arg. Switch to .lbss for largecomm object. Use
24043 LARGECOMM_SECTION_ASM_OP.
24044 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24046 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24047 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24049 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24050 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24052 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24055 * config/i386/i386.c (SECTION_LARGE): Define.
24056 (x86_64_elf_select_section): Set it for large data/bss sections.
24057 Only clear SECTION_WRITE for .lrodata.
24058 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24060 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24061 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24062 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24064 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24065 * doc/tm.texi: Regenerate.
24067 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24070 * configure.ac (--enable-checking): Document extra flag, for
24071 non-release builds default to --enable-checking=yes,extra.
24072 If misc checking and extra checking, define CHECKING_P to 2 instead
24074 * common.opt (fchecking=): Add.
24075 * doc/invoke.texi (-fchecking=): Document.
24076 * doc/install.texi: Document --enable-checking changes.
24077 * configure: Regenerated.
24078 * config.in: Regenerated.
24080 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24082 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24083 attribute instead of which_alternative.
24084 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24085 Use EXT_REX_SSE_REG_P where appropriate.
24087 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24089 * config/i386/predicates.md (const0_operand): Do not match
24090 const_wide_int code.
24091 (const1_operand): Ditto.
24093 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24095 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24096 for SSE constm1 operands and TARGET_AVX512VL.
24097 (*movti_internal): Ditto.
24098 (*mov<mode>_or): Use constm1_operand predicate.
24099 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24100 for SSE vector_all_ones operands and TARGET_AVX512VL.
24101 * config/i386/predicates.md (constm1_operand): New predicate.
24102 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24103 emission of constant -1 load.
24105 2016-04-25 Jason Merrill <jason@redhat.com>
24107 * gdbinit.in: Skip is-a.h.
24109 * attribs.c (register_scoped_attributes): Fix logic.
24110 * attribs.h: Declare register_scoped_attributes.
24112 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24114 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24115 stxvd2x and stxvw4x built-in functions.
24117 2016-04-25 DJ Delorie <dj@redhat.com>
24119 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24120 (ashrhi3): Likewise.
24121 (lshrhi3): Likewise.
24123 2016-04-25 Richard Biener <rguenther@suse.de>
24125 PR tree-optimization/70780
24126 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24127 wasn't visited yet.
24128 (compute_antic): Mark blocks with abnormal preds as visited as
24129 they have a final empty antic-in solution already.
24131 2016-04-25 Michael Collison <michael.collison@linaro.org>
24133 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24135 2016-04-25 Michael Collison <michael.collison@linaro.org>
24137 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
24138 mode is VQI to improve mixed mode vectorization.
24139 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
24140 define_insn to match low half of signed vaddw.
24141 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
24142 define_insn to match high half of signed vaddw.
24143 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
24144 define_insn to match low half of unsigned vaddw.
24145 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
24146 define_insn to match high half of unsigned vaddw.
24147 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
24148 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24149 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
24151 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24152 * config/arm/predicates.md (vect_par_constant_high): Support
24153 big endian and simplify by calling
24154 arm_simd_check_vect_par_cnst_half
24155 (vect_par_constant_low): Likewise.
24157 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24159 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
24160 predicate for operand 2.
24162 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24163 H.J. Lu <hongjiu.lu@intel.com>
24165 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24166 machine_mode argument.
24167 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24168 constm1_rtx operands. For VOIDmode constants, get mode from
24169 pred_mode. Check mode size if the mode is supported by ABI.
24170 (standard_sse_constant_opcode): Do not use standard_constant_p.
24171 Strictly check ABI support for all-ones operands.
24172 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24173 immediates. Update calls to standard_sse_constant_p.
24174 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24175 (ix86_rtx_costs): Ditto.
24176 * config/i386/i386.md (*movxi_internal_avx512f): Use
24177 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24178 Use (v,BC) alternative instead of (v,C). Use register_operand
24179 checks instead of MEM_P.
24180 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24181 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24182 isa attribute. Use register_operand checks instead of MEM_P.
24183 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24184 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24185 alternative and corresponding sse2 isa attribute.
24186 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24187 to standard_sse_constant_p.
24188 (FP constant splitters): Ditto.
24189 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24191 * config/i386/predicates.md (constm1_operand): Remove.
24192 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24193 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24194 vector_all_ones_operand instead of constm1_operand.
24196 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24198 * print-rtl.c (print_rtx_insn_vec): New function.
24199 * print-rtl.h: New prototype.
24200 * store-motion.c (struct st_expr): Make avail_stores a vector.
24201 (st_expr_entry): Adjust.
24202 (free_st_expr_entry): Likewise.
24203 (print_store_motion_mems): Likewise.
24204 (find_moveable_store): Likewise.
24205 (compute_store_table): Likewise.
24206 (delete_store): Likewise.
24207 (build_store_vectors): Likewise.
24209 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24211 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24213 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24215 * vec.h (vec_safe_contains): New function.
24216 (vec::contains): Likewise.
24217 (vec::begin): Likewise.
24218 (vec::end): Likewise.
24220 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24223 * cfgexpand.c (expand_stack_vars): Fix typo.
24225 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24227 * system.h (list, map, set, vector): Include conditionally.
24228 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24229 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24230 * ipa-icf.c (INCLUDE_LIST): Define.
24231 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24232 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24233 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24234 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24235 * cp/logic.cc (INCLUDE_LIST): Define.
24236 * fortran/trans-common.c (INCLUDE_MAP): Define.
24238 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24240 * auto-profile.c: Remove <string.h> include.
24241 * ipa-icf-gimple.c: Remove <list> include.
24242 * diagnostic.c: Remove <new> include.
24243 * genmatch.c: Likewise.
24244 * pretty-print.c: Likewise.
24245 * toplev.c: Likewise
24246 * c/c-objc-common.c: Likewise.
24247 * cp/error.c: Likewise.
24248 * fortran/error.c: Likewise.
24250 2016-04-22 Richard Biener <rguenther@suse.de>
24252 * lto-streamer-in.c (input_ssa_names): Do not allocate
24253 GIMPLE_NOP for all SSA names.
24254 * lto-streamer-out.c (output_ssa_names): Do not output
24255 SSA names that should have been released.
24257 2016-04-22 Richard Biener <rguenther@suse.de>
24259 PR tree-optimization/70740
24260 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24263 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24266 * config/i386/predicates.md (call_insn_operand): Replace
24267 sibcall_memory_operand with memory_operand.
24269 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24271 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24272 has_single_use() tests.
24273 (register_edge_assert_for_1): Likewise.
24274 (find_assert_locations_1): Check the liveness bitmap instead of
24275 checking has_single_use().
24277 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24280 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24281 Extract AVX-512BW constraint from AVX.
24283 2016-04-21 Richard Biener <rguenther@suse.de>
24285 PR tree-optimization/70725
24286 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24287 for phi_convertible_by_degenerating_args.
24288 (predicate_all_scalar_phis): Handle single-argument PHIs.
24290 2016-04-21 Richard Biener <rguenther@suse.de>
24292 PR middle-end/70747
24293 * fold-const.c (fold_comparison): Return properly typed
24296 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24298 PR tree-optimization/70715
24299 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24300 after expanding BASE using expand_simple_operations.
24302 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24304 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24305 New transformations.
24307 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24309 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24311 2016-04-20 Jan Hubicka <jh@suse.cz>
24313 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24314 ultiimate_alias_target.
24315 (update_callee_keys): Likewise.
24316 (lookup_recursive_calls): Likewise.
24317 (speculation_useful_p): Likewise.
24319 2016-04-20 Jan Hubicka <jh@suse.cz>
24322 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24323 (set_nothrow_flag_1): ... this; handle interposition correctly;
24324 recurse on aliases and thunks.
24325 (cgraph_node::set_nothrow_flag): New.
24326 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24327 functions compiled with non-call exceptions that binds to current
24329 (propagate_nothrow): Be safe WRT interposition.
24330 * cgraph.h (set_nothrow_flag): Update prototype.
24332 2016-04-18 Jan Hubicka <jh@suse.cz>
24334 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24335 max_loop_iterations_int.
24336 (tree_unswitch_outer_loop): Likewise.
24338 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24340 PR tree-optimization/69489
24341 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24342 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24343 Revise dump message.
24344 (if_convertible_bb_p): Remove check on edge count of basic block's
24347 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24349 PR tree-optimization/56625
24350 PR tree-optimization/69489
24351 * tree-data-ref.h (DR_INNERMOST): New macro.
24352 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24353 hashing struct innermost_loop_behavior.
24354 (ref_DR_map): Remove.
24355 (innermost_DR_map): New map.
24356 (baseref_DR_map): Revise comment.
24357 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24358 to innermost_DR_map accroding to its innermost loop behavior.
24359 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24360 to its innermost loop behavior.
24361 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24362 Add initialization for innermost_DR_map. Record memory reference
24363 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24364 have innermost loop behavior.
24365 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24368 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24370 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24371 *lea_general_1. Use explicit SWI12 mode interator.
24372 (*lea<mode>_general_2): Rename from *lea_general_2.
24373 Use explicit SWI12 mode interator.
24374 (*lea<mode>_general_3): Rename from *lea_general_3.
24375 Use explicit SWI12 mode interator.
24376 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24377 Use explicit SWI12 mode interator.
24378 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24379 Use explicit SWI48 mode interator.
24381 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24383 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24384 Short-cut unaligned load and store cases. Handle all integer
24386 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24387 and store cases. Call ix86_avx256_split_vector_move_misalign
24388 directly without checking mode class.
24390 2016-04-20 Andrew Pinski <apinski@cavium.com>
24391 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24394 * config/aarch64/aarch64.md (sibcall): Force call
24395 address to be DImode for ILP32.
24396 (sibcall_value): Likewise.
24398 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24400 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
24402 2016-04-20 Richard Biener <rguenther@suse.de>
24404 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
24405 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
24406 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
24407 (maybe_push_res_to_seq): Adjust.
24408 * gimple-fold.c (maybe_build_generic_op): Likewise.
24410 2016-04-20 Marek Polacek <polacek@redhat.com>
24412 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
24415 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
24417 * config/i386/sse.md (vec_unpacks_lo_hi): Always
24418 use kmovw to support AVX512F target.
24420 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24422 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
24424 2016-04-20 Marek Polacek <polacek@redhat.com>
24426 PR tree-optimization/70725
24427 * tree-if-conv.c (is_false_predicate): New function.
24428 (predicate_mem_writes): Use it.
24430 2016-04-20 Richard Biener <rguenther@suse.de>
24432 PR tree-optimization/70726
24433 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
24434 shift amounts from a pattern stmt operand.
24436 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24439 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
24440 stack_restore_from_fpr pattern when restoring r15.
24441 (s390_optimize_prologue): Strip away the memory barrier in the
24442 parallel when trying to get rid of restore insns.
24443 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
24444 definition for loading the stack pointer from an FPR. Compared to
24445 the normal move insn this pattern includes a full memory barrier.
24447 2016-04-19 Jakub Jelinek <jakub@redhat.com>
24449 PR middle-end/70680
24450 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
24451 implicitly linear or lastprivate iterator on the outer context.
24453 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24455 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
24457 * config/i386/i386.md (ssememalign): Removed.
24458 * config/i386/sse.md: Remove ssememalign attribute from patterns.
24460 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24463 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
24464 const short * to __builtin_ia32_loaddquhi512_mask.
24465 (_mm512_maskz_loadu_epi16): Likewise.
24466 (_mm512_mask_storeu_epi16): Pass short * to
24467 __builtin_ia32_storedquhi512_mask.
24468 (_mm512_mask_loadu_epi8): Pass const char * to
24469 __builtin_ia32_loaddquqi512_mask.
24470 (_mm512_maskz_loadu_epi8): Likewise.
24471 (_mm512_mask_storeu_epi8): Pass char * to
24472 __builtin_ia32_storedquqi512_mask.
24473 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
24474 const double * to __builtin_ia32_loadupd512_mask.
24475 (_mm512_mask_loadu_pd): Likewise.
24476 (_mm512_maskz_loadu_pd): Likewise.
24477 (_mm512_storeu_pd): Pass double * to
24478 __builtin_ia32_storeupd512_mask.
24479 (_mm512_mask_storeu_pd): Likewise.
24480 (_mm512_loadu_ps): Pass const float * to
24481 __builtin_ia32_loadups512_mask.
24482 (_mm512_mask_loadu_ps): Likewise.
24483 (_mm512_maskz_loadu_ps): Likewise.
24484 (_mm512_storeu_ps): Pass float * to
24485 __builtin_ia32_storeups512_mask.
24486 (_mm512_mask_storeu_ps): Likewise.
24487 (_mm512_mask_loadu_epi64): Pass const long long * to
24488 __builtin_ia32_loaddqudi512_mask.
24489 (_mm512_maskz_loadu_epi64): Likewise.
24490 (_mm512_mask_storeu_epi64): Pass long long *
24491 to __builtin_ia32_storedqudi512_mask.
24492 (_mm512_loadu_si512): Pass const int * to
24493 __builtin_ia32_loaddqusi512_mask.
24494 (_mm512_mask_loadu_epi32): Likewise.
24495 (_mm512_maskz_loadu_epi32): Likewise.
24496 (_mm512_storeu_si512): Pass int * to
24497 __builtin_ia32_storedqusi512_mask.
24498 (_mm512_mask_storeu_epi32): Likewise.
24499 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
24500 char * to __builtin_ia32_storedquqi256_mask.
24501 (_mm_mask_storeu_epi8): Likewise.
24502 (_mm256_mask_loadu_epi16): Pass const short * to
24503 __builtin_ia32_loaddquhi256_mask.
24504 (_mm256_maskz_loadu_epi16): Likewise.
24505 (_mm_mask_loadu_epi16): Pass const short * to
24506 __builtin_ia32_loaddquhi128_mask.
24507 (_mm_maskz_loadu_epi16): Likewise.
24508 (_mm256_mask_loadu_epi8): Pass const char * to
24509 __builtin_ia32_loaddquqi256_mask.
24510 (_mm256_maskz_loadu_epi8): Likewise.
24511 (_mm_mask_loadu_epi8): Pass const char * to
24512 __builtin_ia32_loaddquqi128_mask.
24513 (_mm_maskz_loadu_epi8): Likewise.
24514 (_mm256_mask_storeu_epi16): Pass short * to.
24515 __builtin_ia32_storedquhi256_mask.
24516 (_mm_mask_storeu_epi16): Pass short * to.
24517 __builtin_ia32_storedquhi128_mask.
24518 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
24519 const double * to __builtin_ia32_loadupd256_mask.
24520 (_mm256_maskz_loadu_pd): Likewise.
24521 (_mm_mask_loadu_pd): Pass onst double * to
24522 __builtin_ia32_loadupd128_mask.
24523 (_mm_maskz_loadu_pd): Likewise.
24524 (_mm256_mask_storeu_pd): Pass double * to
24525 __builtin_ia32_storeupd256_mask.
24526 (_mm_mask_storeu_pd): Pass double * to
24527 __builtin_ia32_storeupd128_mask.
24528 (_mm256_mask_loadu_ps): Pass const float * to
24529 __builtin_ia32_loadups256_mask.
24530 (_mm256_maskz_loadu_ps): Likewise.
24531 (_mm_mask_loadu_ps): Pass const float * to
24532 __builtin_ia32_loadups128_mask.
24533 (_mm_maskz_loadu_ps): Likewise.
24534 (_mm256_mask_storeu_ps): Pass float * to
24535 __builtin_ia32_storeups256_mask.
24536 (_mm_mask_storeu_ps): ass float * to
24537 __builtin_ia32_storeups128_mask.
24538 (_mm256_mask_loadu_epi64): Pass const long long * to
24539 __builtin_ia32_loaddqudi256_mask.
24540 (_mm256_maskz_loadu_epi64): Likewise.
24541 (_mm_mask_loadu_epi64): Pass const long long * to
24542 __builtin_ia32_loaddqudi128_mask.
24543 (_mm_maskz_loadu_epi64): Likewise.
24544 (_mm256_mask_storeu_epi64): Pass long long * to
24545 __builtin_ia32_storedqudi256_mask.
24546 (_mm_mask_storeu_epi64): Pass long long * to
24547 __builtin_ia32_storedqudi128_mask.
24548 (_mm256_mask_loadu_epi32): Pass const int * to
24549 __builtin_ia32_loaddqusi256_mask.
24550 (_mm256_maskz_loadu_epi32): Likewise.
24551 (_mm_mask_loadu_epi32): Pass const int * to
24552 __builtin_ia32_loaddqusi128_mask.
24553 (_mm_maskz_loadu_epi32): Likewise.
24554 (_mm256_mask_storeu_epi32): Pass int * to
24555 __builtin_ia32_storedqusi256_mask.
24556 (_mm_mask_storeu_epi32): Pass int * to
24557 __builtin_ia32_storedqusi128_mask.
24558 * config/i386/i386-builtin-types.def (PCSHORT): New.
24559 (PINT64): Likewise.
24560 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
24561 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
24562 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
24563 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
24564 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
24565 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
24566 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
24567 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
24568 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
24569 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
24570 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
24571 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
24572 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
24573 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
24574 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
24575 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
24576 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
24577 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
24578 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
24579 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
24580 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
24581 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
24582 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
24583 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
24584 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
24585 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
24586 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
24587 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
24588 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
24589 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
24590 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
24591 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
24592 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
24593 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
24594 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
24595 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
24596 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
24597 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
24598 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
24599 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
24600 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
24601 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
24602 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
24603 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
24604 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
24605 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
24606 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
24607 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
24608 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
24610 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
24611 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
24613 (ix86_expand_vector_move_misalign): Likewise.
24614 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
24615 to scalar function prototype for unaligned load/store builtins.
24616 (ix86_expand_special_args_builtin): Updated.
24617 * config/i386/sse.md (UNSPEC_LOADU): Removed.
24618 (UNSPEC_STOREU): Likewise.
24619 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
24620 (VI_ULOADSTORE_F_AVX512VL): Likewise.
24621 (ssescalarsize): Handle V4TI, V2TI and V1TI.
24622 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24623 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24624 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
24625 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
24626 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
24627 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
24628 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
24629 (<avx512>_storedqu<mode>_mask): Likewise.
24630 (*sse4_2_pcmpestr_unaligned): Likewise.
24631 (*sse4_2_pcmpistr_unaligned): Likewise.
24632 (*mov<mode>_internal): Renamed to ...
24633 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
24634 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
24635 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
24636 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
24638 2016-04-19 Richard Biener <rguenther@suse.de>
24640 PR tree-optimization/70171
24641 * tree-ssa-phiprop.c: Include stor-layout.h.
24642 (phiprop_insert_phi): Handle the aggregate copy case.
24643 (propagate_with_phi): Likewise.
24645 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
24647 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
24648 instead of simplify_gen_subreg (... , 0).
24649 (ix86_delegitimize_address): Ditto.
24650 (ix86_split_divmod): Ditto.
24651 (ix86_split_copysign_const): Ditto.
24652 (ix86_split_copysign_var): Ditto.
24653 (ix86_expand_args_builtin): Ditto.
24654 (ix86_expand_round_builtin): Ditto.
24655 (ix86_expand_special_args_builtin): Ditto.
24656 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
24657 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
24658 (udivmodqi4): Ditto.
24659 (absneg splitters): Ditto.
24660 (*jcc_bt<mode>_1): Ditto.
24662 2016-04-19 Richard Biener <rguenther@suse.de>
24664 PR tree-optimization/70724
24665 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
24666 restoring out from ...
24667 (free_scc_vn): ... here.
24668 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
24669 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
24671 (pass_fre::execute): Restore SSA info.
24673 2016-04-19 Richard Biener <rguenther@suse.de>
24675 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
24676 * gimple-walk.c (walk_gimple_op): Initialize it.
24677 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
24678 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
24679 remapping SSA names of defs.
24680 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
24683 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
24685 PR middle-end/70689
24686 * lra-constraints.c (equiv_substition_p): New.
24687 (process_alt_operands): Use it.
24688 (swap_operands): Swap it.
24689 (curr_insn_transform): Update it.
24691 2016-04-18 Michael Matz <matz@suse.de>
24693 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
24694 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
24695 * tree-core.h (tree_type_common.align): Use bit-field.
24696 (tree_type_common.spare): New.
24697 (tree_decl_common.off_align): Make smaller.
24698 (tree_decl_common.align): Use bit-field.
24700 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
24701 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
24702 (scan_sharing_clauses): Ditto.
24703 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24704 (omp_finish_file): Ditto.
24705 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
24706 (layout_decl): Ditto.
24707 (relayout_decl): Ditto.
24708 (finalize_record_size): Use SET_TYPE_ALIGN.
24709 (finalize_type_size): Ditto.
24710 (finish_builtin_struct): Ditto.
24711 (layout_type): Ditto.
24712 (initialize_sizetypes): Ditto.
24713 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
24714 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
24715 (lookup_field_for_decl): Use SET_DECL_ALIGN.
24716 (get_chain_field): Ditto.
24717 (get_trampoline_type): Ditto.
24718 (get_nl_goto_field): Ditto.
24719 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
24721 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
24722 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
24723 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24724 (build_qualified_type): Use SET_TYPE_ALIGN.
24725 (build_aligned_type, build_range_type_1): Ditto.
24726 (build_atomic_base): Ditto.
24727 (build_common_tree_nodes): Ditto.
24728 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
24729 (expand_one_stack_var_at): Ditto.
24730 * coverage.c (build_var): Use SET_DECL_ALIGN.
24731 * except.c (init_eh): Ditto.
24732 * function.c (assign_parm_setup_block): Ditto.
24733 * symtab.c (increase_alignment_1): Ditto.
24734 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
24735 * tree-vect-stmts.c (ensure_base_align): Ditto.
24736 * varasm.c (align_variable): Ditto.
24737 (assemble_variable): Ditto.
24738 (build_constant_desc): Ditto.
24739 (output_constant_def_contents): Ditto.
24741 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
24742 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
24743 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
24744 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
24745 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
24747 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
24750 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
24751 replace %vmovsd with "%vmovq".
24752 (vec_concatv2df): Likewise.
24754 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
24756 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
24757 (*vec_extractv2si_0): Ditto.
24758 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
24759 (zero_extended_scalar_load_operand splitters): Ditto.
24760 (vec_extract splitters): Ditto.
24761 (*vec_extractv4si_0_zext): Ditto.
24762 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
24763 and lowpart_subreg.
24764 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
24765 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
24766 (*sse4_1_extractps): Use lowpart_subreg.
24767 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
24769 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24771 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
24773 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
24774 Mention Solaris 11 packaging changes.
24775 Update gas and gld requirements.
24776 Remove reference to pre-Solaris 10 bug.
24777 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
24779 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
24782 2016-04-17 Jan Hubicka <jh@suse.cz>
24784 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
24785 max_loop_iterations_int.
24787 2016-04-18 Richard Biener <rguenther@suse.de>
24789 PR tree-optimization/43434
24790 * tree-ssa-structalias.c (struct vls_data): New.
24791 (visit_loadstore): Handle all pointer-based accesses.
24792 (compute_dependence_clique): Compute a bitmap of restrict tags
24793 assigned bases and pass it to visit_loadstore.
24795 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
24798 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
24799 armv8.1-a and armv8.1-a+crc.
24801 2016-04-18 Richard Biener <rguenther@suse.de>
24803 PR tree-optimization/70701
24804 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
24805 references after translating through a memcpy.
24807 2016-04-18 Richard Biener <rguenther@suse.de>
24809 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
24810 (compute_antic): ... here. For partial antic use regular
24811 postorder and scrap iteration.
24812 (compute_partial_antic_aux): Remove unused return value.
24813 (init_pre): Do not allocate postorder.
24814 (fini_pre): Do not free postorder.
24816 2016-04-18 Richard Biener <rguenther@suse.de>
24818 PR middle-end/37870
24819 * expmed.c (extract_bit_field_1): Remove broken case
24820 using a wider MODE_INT mode.
24822 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
24824 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
24825 unless compiling with at least GCC-4.8.
24827 2016-04-17 Jan Hubicka <jh@suse.cz>
24830 * graphite.c (graphite_finalize): Update call to
24831 tree_estimate_probability.
24832 * predict.h (tree_estimate_probability): Update prototype.
24834 2016-04-17 Jan Hubicka <jh@suse.cz>
24836 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
24837 (tree_estimate_probability): Likewise.
24838 (pass_profile::execute): Update.
24839 (report_predictor_hitrates): New function.
24840 * profile.c (compute_branch_probabilities): Use it.
24841 * predict.h (report_predictor_hitrates): Declare.
24843 2016-04-17 Jan Hubicka <jh@suse.cz>
24846 * cgraph.h (cgraph_node::set_const_flag,
24847 cgraph_node::set_pure_flag): Update prototype to return bool;
24849 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
24850 of interposable symbol are interposable, too.
24851 (cgraph_set_const_flag_1): Rename to ...
24852 (set_const_flag_1): ... this one; change to self recursive function
24853 instead of call_for_symbol_thunks_and_aliases. Handle correctly
24854 clearnig the flag in all variants and also virtual thunks of const
24855 functions are pure; track if any change was done.
24856 (cgraph_node::set_const_flag): Update.
24857 (struct set_pure_flag_info): New struct.
24858 (cgraph_set_pure_flag_1): Rename to ...
24859 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
24860 rather than pointer encoded flags; track if any changes was done;
24861 handle correctly clearning flag and setting flag of aliases already
24863 (cgraph_node::set_pure_flag): Update.
24864 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
24866 2016-04-17 Tom de Vries <tom@codesourcery.com>
24869 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
24870 backslash in label.
24872 2016-04-17 Tom de Vries <tom@codesourcery.com>
24874 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
24875 '{}<> ' as escape-for-record.
24877 2016-04-17 Tom de Vries <tom@codesourcery.com>
24879 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
24882 2016-04-17 Tom de Vries <tom@codesourcery.com>
24885 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
24886 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
24887 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
24888 * passes.c (finish_optimization_passes): Only call
24889 finish_graph_dump_file if dfi->graph_dump_initialized.
24890 (execute_function_dump, pass_init_dump_file): Use
24891 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
24893 2016-04-17 Tom de Vries <tom@codesourcery.com>
24895 PR tree-optimization/70256
24896 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
24897 (debug_varmap): New function.
24899 2016-04-17 Tom de Vries <tom@codesourcery.com>
24902 * passes.c (pass_manager::register_pass): Propagate pflags.
24904 2016-04-17 Tom de Vries <tom@codesourcery.com>
24907 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
24908 * passes.c (pass_manager::pass_manager): Declare and init p_start in
24909 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
24910 check if it's equal to p_start.
24911 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
24913 2016-04-15 Jan Hubicka <jh@suse.cz>
24916 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
24917 function does not bind to current def.
24918 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
24919 handle conservatively calls to functions that does not need to bind
24921 (check_call): Update call of worse_state.
24922 (ignore_edge_for_nothrow): Update.
24923 (ignore_edge_for_pure_const): Likewise.
24924 (propagate_pure_const): Update calls to worse_state.
24925 (skip_function_for_local_pure_const): Reformat comments.
24927 2016-04-15 Jan Hubicka <jh@suse.cz>
24930 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
24931 (cgraph_node::function_symbol): Likewise.
24932 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
24933 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
24934 (symtab_node::ultimate_alias_target): Add REF parameter.
24935 (symtab_node::binds_to_current_def_p): Declare.
24936 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
24937 (cgraph_node::function_symbol): Likewise.
24938 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
24939 (cgraph_node::get_availability): Likewise.
24940 (cgraph_edge::binds_to_current_def_p): New inline function.
24941 (varpool_node::get_availability): Add REF parameter.
24942 (varpool_node::ultimate_alias_target): Likewise.
24943 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
24944 (symtab_node::binds_to_current_def_p): Likewise.
24945 * varpool.c (varpool_node::get_availability): Likewise.
24947 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
24950 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
24951 Fix mode size check.
24953 2016-04-15 Jakub Jelinek <jakub@redhat.com>
24955 * BASE-VER: Set to 7.0.0.
24957 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
24959 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
24961 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24963 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
24964 architecture revisions.
24966 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
24968 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
24969 * config/i386/i386.c (ix86_using_red_zone): No longer static.
24970 * config/i386/i386.md (stack decrement to push peepholes): Guard
24971 with !x86_using_red_zone ().
24973 2016-04-15 Jakub Jelinek <jakub@redhat.com>
24976 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
24977 to dump_generic_node.
24978 (NIY): Pass also flags to do_niy.
24980 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
24982 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
24983 (simd_clone_vector_of_formal_parm_types)
24984 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
24985 (simd_clone_mangle, simd_clone_create)
24986 (simd_clone_adjust_return_type, create_tmp_simd_array)
24987 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
24988 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
24989 (ipa_simd_modify_function_body, simd_clone_linear_addend)
24990 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
24991 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
24992 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
24993 * omp-simd-clone.c: ... this new file.
24994 (simd_clone_vector_of_formal_parm_types): Make it static.
24995 * Makefile.in (OBJS): Add omp-simd-clone.o.
24997 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25000 * config/i386/sse.md: Use proper memory operand modifiers.
25003 2016-04-15 Richard Biener <rguenther@suse.de>
25004 Alan Modra <amodra@gmail.com>
25006 PR tree-optimization/70130
25007 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25008 when alignment stays not the same and no not use the realign
25011 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25014 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25015 direct move handlers for KFmode. Change TFmode handlers test from
25016 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25018 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25021 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25022 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25023 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25024 * tree-ssa-live.c (remove_unused_scope_block_p): When
25025 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25026 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25027 block_ultimate_origin is FUNCTION_DECL.
25028 (remove_unused_locals): If current_function_decl is
25029 polymorphic_ctor_dtor_p, pass initial true to
25030 remove_unused_scope_block_p' is_ctor_dtor_block.
25032 2016-04-14 Martin Sebor <msebor@redhat.com>
25037 * doc/extend.texi (Variable Length): Revert.
25039 2016-04-14 Marek Polacek <polacek@redhat.com>
25040 Jan Hubicka <hubicka@ucw.cz>
25043 * tree.c (verify_type): Disable the canonical type of main variant
25046 2016-04-14 Jason Merrill <jason@redhat.com>
25048 * cfgexpand.c, expr.c: Revert previous change.
25050 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25052 PR middle-end/70643
25053 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25054 when building a mem ref for the incoming reduction variable.
25056 2016-04-14 Richard Biener <rguenther@suse.de>
25058 PR tree-optimization/70614
25059 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25060 loop if the evolution dropped to chrec_dont_know.
25061 (interpret_condition_phi): Likewise.
25063 2016-04-14 Richard Biener <rguenther@suse.de>
25065 PR tree-optimization/70623
25066 * tree-ssa-pre.c (changed_blocks): Make global ...
25067 (compute_antic): ... local here. Move and fix worklist
25068 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25069 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25070 worklist handling, dump when ANTIC_IN changed.
25071 (compute_partial_antic_aux): Remove worklist handling.
25072 (init_pre): Do not compute post dominators. Add a comment about
25073 the CFG order chosen.
25074 (fini_pre): Do not free post dominators.
25076 2016-04-13 Martin Sebor <msebor@redhat.com>
25081 * doc/extend.texi (Variable Length): Document C++ specifics.
25083 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25086 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25087 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25088 eh edges have been purged.
25091 * tree-sra.c (create_access_replacement,
25092 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25094 * tree-pretty-print.c (dump_fancy_name): New function.
25095 (dump_decl_name, dump_generic_node): Use it.
25097 2016-04-13 Jason Merrill <jason@redhat.com>
25099 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25100 * expr.c (expand_expr_real_1): Likewise.
25102 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25104 * config/i386/i386.md (kunpckhi): Swap operands.
25105 (kunpcksi): Likewise.
25106 (kunpckdi): Likewise.
25107 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25108 (vec_pack_trunc_<mode>): Likewise.
25110 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25113 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25115 PR middle-end/70633
25116 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25117 gimplification turns some element into non-constant.
25120 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25121 * explow.c (convert_memory_address_addr_space_1): No longer static,
25122 add NO_EMIT argument and don't call convert_modes if true, pass
25123 it down recursively, remove break after return.
25124 (convert_memory_address_addr_space): Adjust caller.
25125 * simplify-rtx.c (simplify_unary_operation_1): Call
25126 convert_memory_address_addr_space_1 instead of convert_memory_address,
25127 if it returns NULL, don't simplify.
25129 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25132 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25134 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25136 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25137 Bump the upper SIMDLEN limits, so that if the return type or
25138 characteristic type if the return type is void can be passed in
25139 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
25142 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
25145 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
25146 Do not use "=" constraint on an input constraint.
25147 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
25148 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
25149 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
25150 generates (neg (abs ...)) instead of (abs ...).
25152 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25154 PR rtl-optimization/70596
25155 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
25156 just invalidate LRA data and reset them. Adjust dump wording.
25158 2016-04-12 Martin Liska <mliska@suse.cz>
25161 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25163 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25165 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25166 max_loop_iterations_int.
25167 (tree_unswitch_outer_loop): Likewise.
25168 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25169 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25171 2016-04-12 Tom de Vries <tom@codesourcery.com>
25173 PR tree-optimization/68756
25174 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25175 instead of new_name.
25177 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25179 PR tree-optimization/70602
25180 * tree-sra.c (generate_subtree_copies): Don't write anything into
25181 constant pool decls.
25183 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25184 regardless whether there are depend clauses or not.
25186 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25189 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25190 target attribute and pragma from changing the -mfloat128
25191 and -mfloat128-hardware options.
25193 * doc/extend.texi (Additional Floating Types): Document PowerPC
25194 __float128 restrictions.
25196 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25199 * config/aarch64/driver-aarch64.c
25200 (aarch64_get_extension_string_for_isa_flags): New.
25201 (arch_extension): Rename to...
25202 (aarch64_arch_extension): ...This.
25203 (ext_to_feat_string): Rename to...
25204 (aarch64_extensions): ...This.
25205 (aarch64_core_data): Keep track of architecture extension flags.
25206 (cpu_data): Rename to...
25207 (aarch64_cpu_data): ...This.
25208 (aarch64_arch_driver_info): Keep track of architecture extension
25210 (get_arch_name_from_id): Rename to...
25211 (get_arch_from_id): ...This, change return type.
25212 (host_detect_local_cpu): Update and reformat for renames, handle
25213 extensions through common infrastructure.
25215 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25218 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25219 track of a canonical flag name.
25220 (all_extensions): Likewise.
25221 (arch_to_arch_name): Also track extension flags enabled by the arch.
25222 (all_architectures): Likewise.
25223 (aarch64_parse_extension): Move to here.
25224 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25226 (aarch64_rewrite_selected_cpu): Update for above change.
25227 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25228 are handled, such that the single explicit value enabled by an
25229 extension is kept seperate from the implicit values it also enables.
25230 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25232 (aarch64_parse_extension): New.
25233 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25234 here to config/aarch64/aarch64-protos.h.
25235 (aarch64_parse_extension): Move from here to
25236 common/config/aarch64/aarch64-common.c.
25237 (aarch64_option_print): Update.
25238 (aarch64_declare_function_name): Likewise.
25239 (aarch64_start_file): Likewise.
25240 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25241 the canonical flag for extensions.
25242 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25245 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25247 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25250 2016-04-09 Tom de Vries <tom@codesourcery.com>
25252 PR tree-optimization/68953
25253 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25254 first to last subscript.
25256 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25258 PR tree-optimization/70586
25259 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25262 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25266 PR tree-optimization/70373
25267 PR middle-end/70533
25268 PR middle-end/70534
25269 PR middle-end/70535
25270 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25271 clauses for acc parallel reductions as necessary. Error on those
25273 * omp-low.c (scan_sharing_clauses): Don't install variables which
25274 are used in acc parallel reductions.
25275 (lower_rec_input_clauses): Remove dead code.
25276 (lower_oacc_reductions): Add support for reference reductions.
25277 (lower_reduction_clauses): Remove dead code.
25278 (lower_omp_target): Don't remap variables appearing in acc parallel
25280 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25282 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25284 PR middle-end/70593
25285 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25286 with multiple SSA_NAME defs, force the outputs other than first
25287 to be live before calling live_track_process_def on each output.
25289 PR rtl-optimization/70574
25290 * fwprop.c (forward_propagate_and_simplify): Don't add
25291 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25292 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25293 paradoxical subregs within *loc.
25295 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25297 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25298 -ftree-parallelize-loops={0,1}.
25299 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25300 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25301 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25302 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25303 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25305 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25308 * asan.c (instrument_derefs): If we get unknown location, extract it
25309 with EXPR_LOCATION.
25310 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25312 2016-04-08 Tom de Vries <tom@codesourcery.com>
25314 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25315 implicit firstprivate clause.
25317 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25320 * config/arm/thumb2.md (tst + branch-> lsls + branch
25321 peephole below *orsi_not_shiftsi_si): Require that condition
25322 register is dead after the peephole.
25323 (second peephole after the above): Likewise.
25325 2016-04-08 Alan Modra <amodra@gmail.com>
25328 * builtins.c (fold_builtin_classify): For IBM extended precision,
25329 look at just the high-order double to test for NaN.
25330 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25331 test just the high double for Inf but both doubles for subnormal
25334 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25336 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25337 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25338 node->simdclone->mask_mode != VOIDmode masks.
25339 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25340 earlier, use it instead of node->simdclone.
25341 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25342 Set clonei->mask_mode.
25344 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25347 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25348 Pass it through to cp_parser_already_scoped_statement.
25349 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25350 it through to cp_parser_statement.
25351 (cp_parser_statement): Pass IF_P through to
25352 cp_parser_iteration_statement.
25353 (cp_parser_pragma): Adjust call to
25354 cp_parser_iteration_statement.
25356 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25359 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25360 resolve a future -Wparentheses warning.
25361 * omp-low.c (scan_sharing_clauses): Likewise.
25362 * tree-parloops.c (eliminate_local_variables): Likewise.
25364 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25366 PR rtl-optimization/70398
25367 * lra-constraints.c (process_address_1): Check zero scale and code
25368 for reloading with zero scale.
25370 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25372 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25373 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25375 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25377 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25378 Add support for AVX512F clones, include them by default for
25379 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25380 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25383 PR middle-end/70550
25384 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25385 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25386 firstprivate clauses.
25387 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25388 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25389 (lower_omp_target): Set TREE_NO_WARNING for
25390 non-addressable possibly uninitialized vars which are copied into
25391 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25393 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25395 * config/pa/predicates.md (integer_store_memory_operand): Accept
25396 REG+D operands with a large offset when reload_in_progress is true.
25397 (floating_point_store_memory_operand): Likewise.
25399 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25402 * match.pd (nested int casts): Limit to GIMPLE.
25404 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
25407 * ipa-devirt.c (maybe_record_node): Fix comment; use
25408 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
25410 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25412 PR rtl-optimization/70542
25413 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
25414 if there are any uses other than insn or debug insns.
25416 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
25417 Jakub Jelinek <jakub@redhat.com>
25419 PR tree-optimization/70509
25420 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
25421 Shift HOST_WIDE_INT_1U instead of 1.
25423 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
25425 PR tree-optimization/70509
25426 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
25427 of the vector base type for index.
25429 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
25432 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
25434 2016-04-05 Richard Biener <rguenther@suse.de>
25436 PR tree-optimization/70526
25437 * tree-sra.c (build_ref_for_offset): Use prev_base to
25438 extract the alias pointer type.
25440 2016-04-05 Richard Biener <rguenther@suse.de>
25442 * dse.c (struct store_info): Remove alias_set member.
25443 (struct read_info_type): Likewise.
25444 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
25445 spill_deleted, clear_alias_set_lookup): Remove.
25446 (get_group_info): Remove dead base == NULL_RTX case.
25447 (dse_step0): Remove initialization of removed variables.
25448 (delete_dead_store_insn): Reomve alias set dumping.
25449 (free_read_records): Remove alias_set handling.
25450 (canon_address): Remove alias_set_out parameter.
25451 (record_store): Remove spill_alias_set, it's always zero.
25452 (check_mem_read_rtx): Likewise.
25453 (dse_step2): Rename from ...
25454 (dse_step2_nospill): ... this. Adjust.
25455 (scan_stores): Rename from ...
25456 (scan_stores_nospill): ... this.
25457 (scan_reads): Rename from ...
25458 (scan_reads_nospill): ... this.
25459 (scan_stores_spill, scan_reads_spill): Remove.
25460 (dse_step3_scan): Remove for_spills argument which is always false.
25461 (dse_step3): Likewise.
25462 (dse_step5): Rename from ...
25463 (dse_step5_nospill): ... this. Remove alias_set handling.
25464 (rest_of_handle_dse): Adjust.
25466 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25469 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
25470 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
25471 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
25472 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
25474 2016-04-05 Richard Biener <rguenther@suse.de>
25476 PR middle-end/70499
25477 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
25478 non-register type temporaries into SSA.
25480 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
25483 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
25484 calls when sanitizing.
25485 (possible_polymorphic_call_target_p): Fix formatting.
25487 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25488 Jakub Jelinek <jakub@redhat.com>
25490 PR middle-end/70457
25491 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
25492 to ensure a call statement is compatible with a built-in's
25494 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
25497 2016-04-04 Richard Biener <rguenther@suse.de>
25499 PR rtl-optimization/70484
25500 * rtl.h (canon_output_dependence): Declare.
25501 * alias.c (canon_output_dependence): New function.
25502 * dse.c (record_store): Use canon_output_dependence rather
25503 than canon_true_dependence.
25505 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25508 * cgraph.h (symtab_node::copy_visibility_from): New function.
25509 * symtab.c (symtab_node::copy_visibility_from): New function.
25510 * ipa-visibility.c (optimize_weakref): New function.
25511 (function_and_variable_visibility): Use it.
25513 2016-04-04 Martin Liska <mliska@suse.cz>
25516 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
25517 value that is really in range handled by SBR instruction.
25518 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
25519 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
25520 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
25522 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
25526 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
25527 set, but not for SP_REG operands.
25529 2016-04-02 Martin Sebor <msebor@redhat.com>
25532 * fold-const.c (maybe_nonzero_address): New function.
25533 (fold_comparison): Call it. Fold equality and relational
25534 expressions involving null pointers.
25535 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
25537 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
25539 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
25540 the "Y" constraint (scalar FP 0.0 immediate).
25542 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
25543 Add the "const_double" to the list of operand constraints.
25545 2016-04-01 Jakub Jelinek <jakub@redhat.com>
25547 PR rtl-optimization/70467
25548 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
25549 If low word of the last operand is 0, just emit addition/subtraction
25552 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25555 * config/s390/s390.c (s390_expand_insv): Check for everything
25556 constant instead of just VOIDmode stuff.
25558 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25561 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
25563 2016-04-01 Nathan Sidwell <nathan@acm.org>
25565 * tree.def (TRY_CATCH_EXPR): Correct documentation.
25567 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
25569 PR rtl-optimization/70461
25570 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
25573 2016-03-31 Martin Liska <mliska@suse.cz>
25576 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
25577 a tree value or an immediate integer value to a buffer
25578 that is eventually copied to a BRIG section.
25579 (emit_immediate_operand): Call the function here.
25580 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
25581 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
25582 of class' fields that are removed.
25583 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
25584 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
25585 m_brig_repr_size fields.
25587 2016-03-31 Martin Liska <mliska@suse.cz>
25590 * hsa-gen.c (hsa_function_representation::update_dominance): New
25592 (convert_addr_to_flat_segment): Likewise.
25593 (gen_hsa_memory_set): New alignment argument.
25594 (gen_hsa_ctor_assignment): Likewise.
25595 (gen_hsa_insns_for_single_assignment): Provide alignment
25596 to gen_hsa_ctor_assignment.
25597 (gen_hsa_insns_for_direct_call): Add new argument.
25598 (expand_lhs_of_string_op): New function.
25599 (expand_string_operation_builtin): Likewise.
25600 (expand_memory_copy): New function.
25601 (expand_memory_set): New function.
25602 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
25603 (convert_switch_statements): Change signature.
25604 (generate_hsa): Use a return value of the function.
25605 (pass_gen_hsail::execute): Do not call
25606 convert_switch_statements here.
25607 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
25608 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
25609 (hsa_function_representation::update_dominance): New function.
25611 2016-03-31 Martin Liska <mliska@suse.cz>
25614 * hsa-brig.c (emit_directive_variable): Emit alignment
25615 according to hsa_symbol::m_align.
25616 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
25617 (dump_hsa_symbol): Dump alignment of HSA symbols.
25618 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
25619 (gen_hsa_addr_with_align): New function.
25620 (hsa_bitmemref_alignment): Use newly added function.
25621 (gen_hsa_insns_for_load): Likewise.
25622 (gen_hsa_insns_for_store): Likewise.
25623 (gen_hsa_memory_copy): New argument added.
25624 (gen_hsa_insns_for_single_assignment): Respect
25625 alignment for assignments processed via gen_hsa_memory_copy.
25626 (gen_hsa_insns_for_direct_call): Likewise.
25627 (gen_hsa_insns_for_return): Likewise.
25628 (gen_function_def_parameters): Set default alignment.
25629 * hsa.c (hsa_object_alignment): New function.
25630 (hsa_byte_alignment): Pasted function.
25631 * hsa.h (hsa_symbol::m_align): New field.
25633 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25635 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
25636 scratch field for goto case.
25638 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
25640 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
25642 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
25645 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
25646 (scalar_chain::convert_insn): Call convert_op for reg
25647 moves to handle undefined registers.
25649 2016-03-31 Nathan Sidwell <nathan@acm.org>
25652 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
25653 Assert we don't want to move backwards.
25655 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
25658 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
25660 2016-03-31 Jakub Jelinek <jakub@redhat.com>
25662 PR rtl-optimization/70460
25663 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
25664 with operand from REG_LABEL_OPERAND, instead substitute
25665 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
25666 Don't do anything for REG_NON_LOCAL_GOTO jumps.
25668 2016-03-31 Martin Liska <mliska@suse.cz>
25670 * passes.c (execute_one_pass): Do not call
25671 todo_after for a discarded function.
25673 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25675 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
25676 (no_cost, infinite_cost): Initialize the new field.
25677 (get_computation_cost_at): Record setup cost.
25678 (determine_use_iv_cost_address): Skip cost computation for sub
25679 uses if we can estimate it without losing accuracy.
25681 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25683 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25685 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25686 max_loop_iterations_int.
25687 (tree_unswitch_outer_loop): Likewise.
25688 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25689 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25691 2016-03-30 Richard Biener <rguenther@suse.de>
25693 PR middle-end/70450
25694 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
25696 2016-03-30 Jakub Jelinek <jakub@redhat.com>
25699 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
25700 in gen_blendm expander.
25702 2016-03-30 Nick Clifton <nickc@redhat.com>
25705 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
25706 case where we are already provided with an SImode SUBREG.
25708 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
25711 * config/i386/i386.c (ix86_expand_epilogue): Properly check
25712 conflict between DRAP register and __builtin_eh_return.
25714 2016-03-30 Michael Matz <matz@suse.de>
25715 Richard Biener <rguenther@suse.de>
25718 * ipa-polymorphic-call.c (struct type_change_info): Change
25719 speculative to an unsigned allowing to limit the work we do.
25720 (csftc_abort_walking_p): New inline function..
25721 (check_stmt_for_type_change): Limit the number of may-defs
25722 skipped for speculative devirtualization to
25723 max-speculative-devirt-maydefs.
25724 * params.def (max-speculative-devirt-maydefs): New param.
25725 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
25727 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
25730 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
25733 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
25735 PR tree-optimization/59124
25736 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
25737 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
25739 2016-03-29 Jeff Law <law@redhat.com>
25741 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
25743 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25745 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
25748 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
25750 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
25751 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
25752 gcrt0.o if linking dynamically.
25754 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25757 * ipa-devirt.c (methods_equal_p): New function.
25758 (compare_virtual_tables): Use it.
25759 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
25760 * cgraphclones.c (clone_function_name_1): Use
25761 symbol_table::symbol_suffix_separator.
25762 * coverage.c (build_var): Likewise.
25763 * symtab.c (symbol_table::symbol_suffix_separator): New.
25765 2016-03-29 Jakub Jelinek <jakub@redhat.com>
25767 PR rtl-optimization/70429
25768 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
25769 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
25770 mode != result_mode.
25773 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
25775 PR tree-optimization/70405
25776 * ssa-iterators.h (num_imm_uses): Add missing braces.
25778 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
25780 PR rtl-optimization/68695
25781 * ira-color.c (allocno_copy_cost_saving): New.
25782 (improve_allocation): Use it.
25784 2016-03-29 Richard Henderson <rth@redhat.com>
25786 PR middle-end/70355
25787 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
25789 2016-03-29 Richard Biener <rguenther@suse.de>
25791 PR middle-end/70424
25792 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
25793 use alignment returned by get_pointer_alignment_1 if it is
25794 bigger than BITS_PER_UNIT.
25795 * builtins.c (get_pointer_alignment_1): Do not return true
25796 for alignment extracted from SSA info.
25798 2016-03-28 James Bowman <james.bowman@ftdichip.com>
25800 * config/ft32/ft32.opt (mnodiv): New.
25801 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
25802 * doc/invoke.texi (FT32 Options -mnodiv): New.
25804 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
25807 * config/i386/i386.md (define_split, andn): Fix modes.
25809 2016-03-26 Richard Biener <rguenther@suse.de>
25810 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25813 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
25815 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
25816 as 2nd argument to cl_optimization_restore().
25818 2016-03-25 Richard Henderson <rth@redhat.com>
25821 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
25822 * config/aarch64/aarch64-protos.h: Declare it.
25823 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
25825 2016-03-25 Alan Modra <amodra@gmail.com>
25828 * config/rs6000/constraints.md (j): Simplify.
25829 * config/rs6000/predicates.md (easy_fp_constant): Exclude
25831 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
25832 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
25833 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
25834 in all constraint alternatives.
25835 (movtd_64bit_nodm): Delete "j" constraint alternative.
25837 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
25839 * tree-ssa-propagate.c: Enhance docs for
25840 SSA_PROP_NOT_INTERESTING.
25842 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
25844 * doc/extend.texi: Fix typo in documentation to pure attribute.
25846 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
25849 * config/pa/pa.md (bswapdi2): Use a scratch register.
25851 2016-03-24 Richard Henderson <rth@redhat.com>
25853 PR middle-end/69845
25854 * fold-const.c (extract_muldiv_1): Correct test for multiplication
25857 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
25859 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
25860 using ix86_expand_binary_operator instead of gen_andsi3.
25862 2016-03-24 Richard Biener <rguenther@suse.de>
25864 PR tree-optimization/70396
25865 * tree-vect-stmts.c (vectorizable_comparison): Use
25866 get_vectype_for_scalar_type.
25868 2016-03-24 Richard Biener <rguenther@suse.de>
25870 PR middle-end/70370
25871 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
25872 with register bases.
25874 2016-03-24 Richard Biener <rguenther@suse.de>
25876 PR tree-optimization/70372
25877 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
25878 build_all_ones_cst to also handle vector types correctly.
25880 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
25883 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
25886 2016-03-23 Marek Polacek <polacek@redhat.com>
25889 * doc/invoke.texi: Document -Wignored-attributes.
25891 2016-03-23 Bin Cheng <bin.cheng@arm.com>
25893 PR tree-optimization/69042
25894 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
25895 parameter from 30 to 40.
25897 2016-03-23 Bin Cheng <bin.cheng@arm.com>
25899 PR tree-optimization/69042
25900 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
25901 for use with constant offset stripped in base.
25903 2016-03-23 Richard Biener <rguenther@suse.de>
25905 PR middle-end/70251
25906 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
25907 mode compatibility check.
25908 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25910 2016-03-23 Jeff Law <law@redhat.com>
25912 PR tree-optimization/64058
25913 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
25915 (struct ssa_conflicts): Move up earlier in the file.
25916 (conflicts_, var_map_): New static variables.
25917 (initialize_conflict_count): New function to initialize the
25918 CONFLICT_COUNT field for each conflict pair.
25919 (compare_pairs): Lazily initialize the conflict count and use it
25920 as the first tie-breaker.
25921 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
25922 and wipe conflicts_ and map_ around the call to qsort. Remove
25923 special case for 2 coalesce pairs.
25924 * bitmap.c (bitmap_count_unique_bits): New function.
25925 (bitmap_count_bits_in_word): New function, extracted from
25927 (bitmap_count_bits): Use bitmap_count_bits_in_word.
25928 * bitmap.h (bitmap_count_unique_bits): Declare it.
25930 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
25933 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
25934 transparent alias chain for decl assembler name.
25935 * config/sol2.c (solaris_assemble_visibility): Likewise.
25937 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25939 * config/arm/arm1020e.md (1020call_op): Reduce reservation
25941 (v10_fdivs): Likewise.
25942 (v10_fdivd): Likewise.
25944 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25947 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
25948 to not call fclose twice on file.
25950 2016-03-23 Jakub Jelinek <jakub@redhat.com>
25952 PR tree-optimization/70354
25953 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25954 oprnd0 is wider than oprnd1 and there is a cast from the wider
25955 type to oprnd1, mask it with the mask of the narrower type.
25958 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
25959 Optimize TARGET_STV splitters, if high or low word of last argument
25962 2016-03-22 Jeff Law <law@redhat.com>
25965 tree-ssa-threadbackward.c
25966 (fsm_find_control_statement_thread_paths): Correctly distinguish
25967 between old style jump threads vs FSM jump threads.
25969 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
25972 * config/i386/i386.c (scalar_chain::convert_op): Support
25973 uninitialized register usage case.
25975 2016-03-22 Richard Biener <rguenther@suse.de>
25977 PR middle-end/70251
25978 * genmatch.c (gen_transform): Adjust last parameter to a three-state
25980 (capture::gen_transform): ... to change behavior when substituting
25981 a condition into cond or not-cond expr context.
25982 (dt_simplify::gen_1): Adjust.
25983 * gimple-match-head.c: Include gimplify.h for unshare_expr.
25984 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
25985 last change and instead change to
25986 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
25987 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25989 2016-03-22 Anthony Green <green@moxielogic.com>
25991 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
25992 issue for moxiebox targets.
25993 (CC1PLUS_SPEC): Ditto.
25995 2016-03-22 Richard Biener <rguenther@suse.de>
25997 PR middle-end/70333
25998 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26001 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26003 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26005 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26008 * config/i386/i386.c (def_builtin): Handle
26009 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26011 (const struct builtin_description bdesc_special_args[]):
26012 Remove duplicate ISA bits.
26014 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26017 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26018 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26019 in a way that works also for AVX512BW.
26022 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26023 instead of source if operands[1] is xmm16 and above and
26024 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26025 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26028 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26029 on assign if (*from_p) is a comparison, set it to
26030 TREE_NO_WARNING (*from_p).
26032 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26034 PR middle-end/70326
26035 * lra.c (restore_scratches): Ignore deleted insns.
26037 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26038 Jakub Jelinek <jakub@redhat.com>
26040 PR tree-optimization/70317
26041 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26044 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26047 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26048 of ix86_expand_move.
26050 (movti): Use general_operand for operand 1 predicate.
26052 2016-03-21 Martin Liska <mliska@suse.cz>
26054 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26056 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26058 2016-03-21 Martin Liska <mliska@suse.cz>
26061 * ipa-icf.c (sem_function::parse): Skip static
26062 constructors and destructors.
26064 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26067 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26068 function-like macro, peek following token(s) if it is followed
26069 by CPP_OPEN_PAREN token with optional padding in between, and
26070 if not, don't treat it like a macro.
26072 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26073 Alexander Monakov <amonakov@ispras.ru>
26075 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26076 for the stabs debug format.
26078 2016-03-21 Richard Biener <rguenther@suse.de>
26080 PR tree-optimization/70310
26081 * tree-vect-generic.c (expand_vector_condition): Fold the built
26084 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26087 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26088 Block third alternative for AVX-512VL target,
26090 2016-03-21 Martin Liska <mliska@suse.cz>
26093 * hsa-brig.c (emit_function_directives): Mark unemitted
26094 global variables for emission.
26095 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26096 (get_symbol_for_decl): Likewise.
26097 * hsa.h (struct hsa_symbol): New flag.
26099 2016-03-21 Richard Biener <rguenther@suse.de>
26101 PR tree-optimization/70288
26102 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26103 we do not estimate unsimplified all-constant conditionals or
26104 switches as optimized away.
26106 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26108 PR rtl-optimization/69102
26109 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26110 when we have a readonly dependency context.
26112 2016-03-18 Jeff Law <law@redhat.com>
26114 PR rtl-optimization/70263
26115 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26116 (update_equiv_regs): When trying to move a store to after the insn
26117 that sets the source of the store, make sure the store occurs after
26118 the insn that sets the source of the store. When successful note
26119 the REG_EQUIV note created in the dump file.
26121 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26122 Bernd Schmidt <bschmidt@redhat.com>
26124 * doc/extend.texi: Document more potential problems with basic asms.
26126 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26128 PR rtl-optimization/70278
26129 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26132 2016-03-18 Jason Merrill <jason@redhat.com>
26134 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26136 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
26138 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
26139 values to 128b regs.
26141 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26143 PR tree-optimization/70252
26144 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
26145 boolean vector has a proper number of elements.
26146 (supportable_narrowing_operation): Likewise.
26148 2016-03-18 Tom de Vries <tom@codesourcery.com>
26151 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
26153 2016-03-18 Jakub Jelinek <jakub@redhat.com>
26155 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
26156 instead of replace_rtx for DEBUG_INSNs.
26158 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26160 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26161 load type reservations.
26163 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26166 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26167 define_constraint for "Q" and "T" constraints.
26169 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26171 Tweak the pipeline model for Exynos M1
26173 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26176 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26179 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26180 where one or both locations aren't within a line_map.
26182 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26185 * opts.c (finish_options): Don't set flag_pie to the default if
26186 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26189 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26191 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26192 true as ALL_REGS argument to replace_rtx.
26194 2016-03-17 Richard Biener <rguenther@suse.de>
26197 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26200 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26203 * rtl.h (replace_rtx): Add ALL_REGS argument.
26204 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26205 equality and assert mode is the same, instead of just rtx pointer
26207 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26208 true as ALL_REGS argument to replace_rtx.
26210 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26212 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26213 for boolean vector with vector mode only.
26214 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26216 2016-03-17 Nick Clifton <nickc@redhat.com>
26219 * config/rx/rx.c (rx_print_integer): Print negative constants in
26222 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26225 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26227 2016-03-16 Richard Henderson <rth@redhat.com>
26228 Richard Biener <rguenth@suse.de>
26230 PR middle-end/70240
26231 PR middle-end/68215
26233 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26234 first operand as is_gimple_condexpr.
26236 PR middle-end/70240
26237 PR middle-end/68215
26239 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26240 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26241 Do not gimplify the result.
26242 (do_unop): Adjust call to tree_vec_extract.
26243 (do_binop): Likewise.
26244 (do_compare): Likewise.
26245 (do_plus_minus): Likewise.
26246 (do_negate): Likewise.
26247 (expand_vector_condition): Likewise.
26248 (do_cond): Likewise.
26250 2016-03-16 Richard Henderson <rth@redhat.com>
26253 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26254 (aarch64_classify_address): Use it.
26255 (aarch64_legitimize_address): Force all subexpressions of PLUS
26256 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26258 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26259 Richard Biener <rguenth@suse.de>
26262 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26263 return to even if only REGNO is equal, and assert
26266 2016-03-11 Jeff Law <law@redhat.com>
26268 PR rtl-optimization/70224
26269 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26271 2016-03-16 Richard Henderson <rth@redhat.com>
26273 PR middle-end/70199
26274 * function.h (struct function): Add has_forced_label_in_static.
26275 * gimplify.c (force_labels_r): Set it.
26276 * lto-streamer-in.c (input_struct_function_base): Read it.
26277 * lto-streamer-out.c (output_struct_function_base): Write it.
26278 * tree-inline.c (has_label_address_in_static_1): Remove.
26279 (copy_forbidden): Remove fndecl parameter; test
26280 has_forced_label_in_static.
26281 (inline_forbidden_p): Update call to copy_forbidden.
26282 (tree_versionable_function_p): Likewise.
26283 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26284 (chkp_versioning): Likewise.
26285 * tree-inline.h (copy_forbidden): Update decl.
26287 2016-03-16 Marek Polacek <polacek@redhat.com>
26290 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26291 function being thunked if the result type doesn't have fixed size.
26292 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26293 doesn't have fixed size.
26295 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26297 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26298 reporting malformed loop nest.
26300 2016-03-16 Tom de Vries <tom@codesourcery.com>
26303 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26304 nodes.length () == 1 test to before first nodes[0] access.
26306 2016-03-16 Tom de Vries <tom@codesourcery.com>
26308 PR tree-optimization/68715
26309 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26310 single_pred_p test.
26312 2016-03-16 Tom de Vries <tom@codesourcery.com>
26314 PR tree-optimization/68809
26315 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26318 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26319 Sandra Loosemore <sandra@codesourcery.com>
26321 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26322 on leaf attribute. Mention ELF interposition problems.
26324 2016-03-16 Alan Modra <amodra@gmail.com>
26326 PR rtl-optimization/69195
26327 PR rtl-optimization/47992
26328 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26331 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26334 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26336 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26338 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26340 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26342 PR rtl-optimization/70222
26343 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26344 optimization if mode is different from result_mode, queue up masking
26345 of the result in outer_op. Formatting fix.
26347 PR middle-end/70239
26348 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26351 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26353 PR rtl-optimization/69032
26354 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26355 looping backwards over basic block insns.
26357 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26360 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26361 to non-speculative when propagating trap bits.
26363 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26365 PR rtl-optimization/63384
26366 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26367 DEBUG_INSN_P insns.
26369 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26372 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26373 factored out from ...
26374 (sched_analyze_insn): ... here.
26375 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26376 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26377 get_implicit_reg_pending_clobbers in it.
26378 (setup_id_reg_sets): Use setup_id_implicit_regs.
26379 (deps_init_id): Ditto.
26381 2016-03-15 Tom de Vries <tom@codesourcery.com>
26384 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26386 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26387 execute_function_dump.
26388 (execute_one_pass): Don't dump function if it will be dumped after ipa
26391 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26393 * genrecog.c (match_pattern_2): If pred is NULL don't call
26394 safe_predicate_mode on it.
26396 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26398 PR middle-end/70219
26399 * lra-constraints.c (delete_move_and_clobber): Change assertion
26400 to also allow dregno == 0.
26402 2016-03-14 Richard Henderson <rth@redhat.com>
26405 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
26406 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
26407 (reassociate_bb): Use optimize_vec_cond_expr; avoid
26408 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
26411 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
26414 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
26416 (lra_create_live_ranges_1): initialize hard register biggest_mode to
26418 * lra-constraints.c (split_reg): For hard regs, try to find the
26419 biggest single-register mode used in the function.
26421 2016-03-14 Richard Biener <rguenther@suse.de>
26423 PR tree-optimization/56365
26424 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
26425 constants to compare against.
26427 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
26430 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
26431 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
26432 (define_split for the GPR case): Use int_reg_operand instead of
26433 gpc_reg_operand for the output.
26435 2016-03-14 Tom de Vries <tom@codesourcery.com>
26437 PR tree-optimization/70045
26438 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
26439 create_empty_if_region_on_edge argument.
26441 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
26443 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
26444 (STACK_CHECK_PROTECT): Likewise.
26445 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26446 (STACK_CHECK_PROTECT): Likewise.
26447 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26448 (STACK_CHECK_PROTECT): Likewise.
26449 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
26450 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
26451 (STACK_CHECK_PROTECT): Likewise.
26453 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
26455 PR rtl-optimization/69307
26456 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
26457 registers in modes that span more than one register.
26459 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
26462 * lra-constraints.c (delete_move_and_clobber): New.
26463 (remove_inheritance_pseudos): Use it.
26465 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
26468 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
26469 the libcall is LCT_THROW.
26470 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
26471 for the checking routine.
26473 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26476 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
26477 optimization if we have direct move.
26478 (roundu32<mode>2_fprs): Likewise.
26480 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
26483 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
26485 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
26486 Arguments swapped. All callers changed. Take reg_renumber into
26487 account, and Calculate and compare register ranges for hard regs.
26489 2016-03-11 Jeff Law <law@redhat.com>
26491 PR tree-optimization/70190
26492 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26493 Handle cases where we can not extract the taken edge, even though we
26494 found a constant value.
26496 PR tree-optimization/64058
26497 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
26498 (num_coalesce_pairs): Move up earlier in file.
26499 (find_coalesce_pair): Initialize the INDEX field for each pair
26501 (compare_pairs): No longer sort on the elements in each pair.
26502 Instead break ties with the index of the coalesce pair.
26504 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26507 * config/aarch64/aarch64-protos.h
26508 (aarch64_save_restore_target_globals): New prototype.
26509 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
26510 Call the above when popping pragma.
26511 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
26513 (aarch64_set_current_function): Rewrite using the above.
26515 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26517 PR tree-optimization/70177
26518 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
26519 (extract_ops_from_tree): ... this. In the 2 argument
26520 overload remove _1 suffix.
26521 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
26522 (extract_ops_from_tree): ... this.
26523 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
26525 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
26526 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
26527 extract_ops_from_tree instead of 2 operand one.
26529 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
26531 PR tree-optimization/70013
26532 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
26533 for constant-pool entries.
26535 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26537 PR rtl-optimization/70174
26538 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
26539 followed by gen_lowpart on force_reg instead of just gen_lowpart.
26541 PR tree-optimization/70169
26542 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
26543 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
26546 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26547 Jakub Jelinek <jakub@redhat.com>
26550 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
26551 of uninitialized values.
26553 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26555 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
26557 ("*trunctddd2"): New pattern definition.
26558 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
26561 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26563 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
26564 definitions for BFP and DFP rounding modes.
26565 ("fixuns_truncdddi2", "fixuns_trunctddi2")
26566 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
26567 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
26568 ("fix_trunctf<mode>2"): Use the new constants instead of magic
26571 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26573 * config/s390/constraints.md: Adjust comment.
26574 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
26575 s390_decompose_addrstyle_without_index.
26576 * config/s390/predicates.md (shift_count_or_setmem_operand):
26577 Rename to setmem_operand.
26578 * config/s390/s390-protos.h
26579 (s390_decompose_shift_count): Rename to
26580 s390_decompose_addrstyle_without_index.
26581 * config/s390/s390.c (s390_decompose_shift_count)
26582 (s390_mem_constraint, print_shift_count_operand)
26583 (print_operand_address, print_operand): Rename
26584 s390_decompose_shift_count to
26585 s390_decompose_addrstyle_without_index and rename
26586 print_shift_count_operand to print_addrstyle_operand troughout the
26588 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
26589 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
26590 Rename shift_count_or_setmem_operand to setmem_operand.
26591 * config/s390/vx-builtins.md ("vec_insert<mode>")
26592 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
26595 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26598 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
26599 Handle overlapping retval and newval.
26601 2016-03-10 Nick Clifton <nickc@redhat.com>
26604 * config/aarch64/aarch64.c
26605 (aarch64_override_options_after_change_1): When forcing
26606 flag_omit_frame_pointer to be true, use a special value that can
26607 be detected if this function is called again, thus preventing
26608 flag_omit_leaf_frame_pointer from being forced to be false.
26610 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26612 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
26613 Set x_flag_omit_leaf_frame_pointer when handling
26614 -momit-leaf-frame-pointer.
26616 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26619 * cgraph.c (cgraph_node::dump): Dump split_part and
26620 indirect_call_target.
26621 * cgraph.h (cgraph_node): Add indirect_call_target flag.
26622 * ipa.c (has_addr_references_p): Cleanup.
26623 (is_indirect_call_target_p): New.
26624 (walk_polymorphic_call_targets): Do not mark virtuals that may be
26625 called indirectly as local.
26626 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
26628 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26631 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26632 on cxa_pure_virtual.
26634 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26637 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
26639 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26642 * tree.c (need_assembler_name_p): Only record main variant type names.
26644 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26647 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
26648 Always define to 0 or 1.
26649 (TARGET_FIX_ERR_A53_843419): New macro.
26650 * config/aarch64/aarch64-elf-raw.h
26651 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
26652 * config/aarch64/aarch64-linux.h: Likewise.
26653 * config/aarch64/aarch64.c
26654 (aarch64_override_options_after_change_1): Do not default
26655 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
26657 (aarch64_attributes): Handle fix-cortex-a53-843419.
26658 (aarch64_can_inline_p): Likewise.
26659 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
26661 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
26662 Jakub Jelinek <jakub@redhat.com>
26664 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
26665 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
26666 DECL_COMMONS if flag_unconstrained_commons is set.
26667 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26668 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
26669 (funconstrained-commons): Document.
26671 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26673 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
26674 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
26676 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
26678 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
26679 has a proper number of elements.
26681 2016-03-10 Alan Modra <amodra@gmail.com>
26683 PR rtl-optimization/69195
26684 PR rtl-optimization/47992
26685 * ira.c (recorded_label_ref): Delete.
26686 (update_equiv_regs): Return void.
26687 (indirect_jump_optimize): New function.
26688 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
26689 before regstat_compute_ri. Don't rebuild_jump_labels here.
26690 Delete update_regstat.
26692 2016-03-10 Richard Biener <rguenther@suse.de>
26694 PR tree-optimization/70128
26695 * tree-ssa-structalias.c (set_uids_in_ptset): Set
26696 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
26698 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26700 PR tree-optimization/70152
26701 * tree-sra.c (replace_removed_params_ssa_names): Copy over
26702 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
26705 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
26706 instead of gen_sse2_loadlpd.
26707 * config/i386/sse.md (*vec_concatv2df): Rename to...
26708 (vec_concatv2df): ... this.
26710 PR tree-optimization/70127
26711 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
26713 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26717 * diagnostic-show-locus.c (compatible_locations_p): New function.
26718 (layout::layout): Sanitize ranges using compatible_locations_p.
26720 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26724 * diagnostic-show-locus.c (layout_range::layout_range): Replace
26725 location_range param with three const expanded_locations * and a
26727 (layout::layout): Replace call to
26728 rich_location::lazily_expand_location with get_expanded_location.
26729 Extract the range and perform location expansion here, passing
26730 the results to the layout_range ctor.
26731 * diagnostic.c (source_range::debug): Delete.
26732 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
26733 of rich_location::get_expanded_location.
26734 * gcc-rich-location.c (get_range_for_expr): Delete.
26735 (gcc_rich_location::add_expr): Reimplement to avoid the
26736 rich_location::add_range overload that took a location_range,
26737 passing a location_t instead.
26739 2016-03-09 Richard Biener <rguenther@suse.de>
26740 Jakub Jelinek <jakub@redhat.com>
26742 PR tree-optimization/70138
26743 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26744 Also skip vect_double_reduction_def.
26746 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26749 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
26750 if the operand is "m".
26752 2016-03-09 Nathan Sidwell <nathan@acm.org>
26754 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
26756 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26758 * config/i386/i386.c (processor_target_table): Fix cost table
26759 intialization order for znver1.
26761 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26763 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
26764 - becuase -> because.
26765 * ipa-reference.c (ignore_module_statics): Likewise.
26766 * cgraph.c (cgraph_node::get_body): Likewise.
26767 * ipa-inline.c (early_inliner): Likewise.
26768 * ipa-devirt.c (types_same_for_odr): Likewise.
26769 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
26770 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
26772 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26774 * tree-ssa-math-opts.c: Fix typo in comment.
26776 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26779 * config/i386/i386.c (scalar_chain::make_vector_copies,
26780 scalar_chain::convert_reg): Call end_sequence in between
26781 get_insns and emit_conversion_insns rather than after both
26784 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
26787 * config/i386/i386.h (machine_function): Add
26788 pc_thunk_call_expanded flag.
26789 (ix86_pc_thunk_call_expanded): New define.
26790 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
26791 (*set_got): Rename insn pattern from set_got.
26792 (*set_got_labelled): Rename inst pattern from set_got_labelled.
26793 * config/i386/i386.c (ix86_compute_frame_layout): Use
26794 ix86_pc_thunk_call_expanded to prevent red-zone.
26796 2016-03-07 Martin Jambor <mjambor@suse.cz>
26798 * hsa.h (hsa_get_ctor_statements): Declare.
26799 (hsa_get_dtor_statements): Likewise.
26800 (hsa_get_kernel_dispatch_type): Likewise.
26801 * hsa.c (hsa_get_ctor_statements): New function.
26802 (hsa_get_dtor_statements): Likewise.
26803 (hsa_get_kernel_dispatch_type): Likewise.
26804 * hsa-brig.c (hsa_cdtor_statements): Removed.
26805 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
26806 hsa_get_dtor_statements.
26807 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
26808 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
26810 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
26812 * config/arm/arm-cores.def (cortex-r8): New.
26813 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
26814 * config/arm/arm-tune.md: Likewise.
26815 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
26817 2016-03-07 Martin Sebor <msebor@redhat.com>
26819 PR rtl-optimization/19705
26820 * doc/invoke.texi (Options That Control Optimization): Clarify
26821 -fno-branch-count-reg.
26823 2016-02-26 Richard Biener <rguenther@suse.de>
26824 Jeff Law <law@redhat.com>
26826 PR tree-optimization/69740
26827 * cfghooks.c (remove_edge): Request loop fixups if we delete
26828 an edge that might turn an irreducible loop into a natural
26830 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
26831 Move after definition of loops_state_clear.
26833 2016-03-07 Bin Cheng <bin.cheng@arm.com>
26835 PR rtl-optimization/69052
26836 * rtlanal.c (commutative_operand_precedence): Set higher precedence
26839 2016-03-07 Tom de Vries <tom@codesourcery.com>
26841 PR tree-optimization/70116
26842 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
26843 is_tm_ending stmts and ubsan/asan internal functions.
26844 (find_duplicate): Use it. Don't test is_tm_ending here.
26846 2016-03-07 Richard Biener <rguenther@suse.de>
26848 PR tree-optimization/70115
26849 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
26850 (propagate_constants_for_unrolling): Use replace_uses_by.
26852 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
26854 PR middle-end/69916
26855 * omp-low.c (struct oacc_loop): Add ifns.
26856 (new_oacc_loop_raw): Initialize it.
26857 (finish_oacc_loop): Clear mask & flags if no ifns.
26858 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
26859 (oacc_loop_xform_loop): Add ifns arg & adjust.
26860 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
26862 2016-03-07 Richard Henderson <rth@redhat.com>
26865 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
26866 (insert_value_copy_on_edge): Likewise.
26868 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26870 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
26872 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26875 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
26877 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
26879 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
26881 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
26883 Fix sseimul type attribute.
26884 * config/i386/znver1.md
26885 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
26886 znver1_sseimul_avx256_load) : Fix the type attribute.
26887 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
26888 pipe usage and latency.
26890 2016-03-05 Jakub Jelinek <jakub@redhat.com>
26893 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
26894 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
26897 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
26900 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
26902 PR rtl-optimization/69941
26903 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
26904 the reg share its mode.
26906 2016-03-04 Jeff Law <law@redhat.com>
26908 PR tree-optimization/69196
26909 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26910 If the both SSA_NAMEs are anonymous, then consider them unassociated
26911 and include the PHI in the statement count.
26913 2016-03-05 Tom de Vries <tom@codesourcery.com>
26915 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
26916 construct in oacc routine. Check for oacc region in oacc routine.
26918 2016-03-04 Jakub Jelinek <jakub@redhat.com>
26921 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
26922 2016-02-22 changes, instead don't recurse if RECUR is already true.
26923 Don't change *dynamic_check if RECUR. Adjust recursive caller
26924 to pass true to the new argument.
26925 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
26928 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
26929 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
26931 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
26933 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
26935 PR rtl-optimization/57676
26936 * lra-assigns.c (lra_assign): Guard test for maximum iterations
26937 with flag_checking.
26939 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
26941 * tree-vect-patterns.c (search_type_for_mask): Handle
26942 comparison of booleans.
26944 2016-03-04 Jakub Jelinek <jakub@redhat.com>
26946 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
26950 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
26951 all other ops that have dw_val_class_die_ref operands,
26952 and DW_OP_GNU_entry_value.
26954 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26956 PR rtl-optimization/69904
26957 * config/arm/arm.c (arm_cannot_copy_insn_p):
26958 Return true for load-exclusive instructions.
26960 2016-03-03 Jakub Jelinek <jakub@redhat.com>
26963 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
26964 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
26965 the pattern no matter if it is used just by non-pattern, pattern
26967 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
26968 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26969 oprnd1 def_stmt is in pattern, don't look through it.
26971 2016-03-03 Marek Polacek <polacek@redhat.com>
26973 PR middle-end/70050
26974 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
26976 2016-03-03 Martin Liska <mliska@suse.cz>
26978 PR tree-optimization/70043
26979 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
26980 previous statement if we see a debug statement.
26982 2016-03-03 Richard Biener <rguenther@suse.de>
26984 PR tree-optimization/55936
26985 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
26986 parameter and guard unsafe equivalence use.
26987 (vrp_evaluate_conditional_warnv_with_ops): Always use
26988 safe equivalences but not via the quadratic compare_names
26991 2016-03-03 Michael Collison <michael.collison@linaro.org>
26994 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
26995 for operand 1 to s_register_operand. Change predicate for operand
26996 2 to arm_not_immediate_operand.
26998 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27000 * doc/tm.texi: Regenerated.
27002 2016-03-02 Richard Henderson <rth@redhat.com>
27005 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27006 simplification when all args are positive non-fixed registers.
27008 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27010 * target.def (lra_p): Specify that new ports should use LRA.
27012 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27015 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27016 gimplify_type_sizes the type they refer to.
27017 (omp_notice_variable): Handle reference vars to VLAs.
27018 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27019 reference to VLA decls in the second pass instead of first pass.
27021 2016-03-02 Tom de Vries <tom@codesourcery.com>
27023 PR tree-optimization/68659
27024 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27025 new_expr == NULL_TREE.
27026 (get_new_name): Handle ADDR_EXPR.
27028 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27030 PR rtl-optimization/69052
27031 * loop-invariant.c (canonicalize_address): New function.
27032 (inv_can_prop_to_addr_use): Check validity of address expression
27033 which is canonicalized by above function.
27035 2016-03-02 Alan Modra <amodra@gmail.com>
27038 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27041 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27044 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27045 (*movhi_internal): Put mask moves from and to memory separately
27046 from moves from/to GPRs.
27048 2016-03-02 Richard Biener <rguenther@suse.de>
27050 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27051 GENERIC expressions in GIMPLE.
27053 2016-03-02 Richard Biener <rguenther@suse.de>
27055 * config/i386/i386.c (type_natural_mode): Fix typo.
27057 2016-03-02 Nick Clifton <nickc@redhat.com>
27059 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27061 2016-03-02 Richard Biener <rguenther@suse.de>
27062 Uros Bizjak <ubizjak@gmail.com>
27065 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27067 2016-03-02 Richard Biener <rguenther@suse.de>
27069 PR middle-end/67278
27070 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27072 2016-03-02 Marek Polacek <polacek@redhat.com>
27075 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27076 "is promoted to" warning.
27078 2016-03-01 DJ Delorie <dj@redhat.com>
27080 * config.gcc: Deprecate mep-*.
27082 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27084 PR middle-end/70025
27085 * lra-constraints.c (regno_val_use_in): New.
27086 (match_reload): Use it instead of regno_use_in.
27088 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27090 PR rtl-optimization/70007
27091 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27092 references present in REG_EQUAL notes attached to non-SET patterns.
27094 2016-03-01 Jeff Law <law@redhat.com>
27096 PR tree-optimization/69196
27097 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27098 Appropriately clamp the number of statements to copy when the
27099 thread path does not traverse a loop backedge.
27101 PR tree-optimization/69196
27102 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27103 Do count some PHIs in the thread path against the insn count. Decrease
27104 final statement count by one as the control statement in the last
27105 block will get removed. Remove special cased code for handling PHIs
27108 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27111 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27112 asm dialect alternatives to explicit GOTPCREL calls.
27114 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27117 * ira.c (do_reload): Issue warning for generic stack checking here...
27118 * reload1.c (reload): ...instead of here and streamline it.
27120 2016-03-01 Nick Clifton <nickc@redhat.com>
27122 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27124 2016-03-01 Richard Biener <rguenther@suse.de>
27126 PR tree-optimization/69983
27127 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27128 types and fall back to operand_equal_p.
27130 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27133 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27135 * config/s390/constraints.md ("jm8"): New constraint.
27136 * config/s390/predicates.md ("const_int_8bitset_operand"): New
27138 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
27140 ("*setmem_long<setmem_and>"): New pattern.
27141 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
27143 ("*setmem_long_31z<setmem_and>"): New pattern.
27144 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
27145 New substitution rules with the required attributes.
27148 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27151 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27153 * gensupport.c (process_substs_on_one_elem): Split loop to
27154 complete mark_operands_used_in_match_dup on all expressions in the
27156 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27157 and remove function.
27159 2016-03-01 Richard Biener <rguenther@suse.de>
27161 PR middle-end/70022
27162 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27163 vector BIT_FIELD_REF extract.
27165 2016-03-01 Richard Biener <rguenther@suse.de>
27167 PR tree-optimization/69994
27168 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27170 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27172 PR tree-optimization/69956
27173 * tree-vect-stmts.c (supportable_widening_operation): Support
27174 multi-step conversion of boolean vectors.
27175 (supportable_narrowing_operation): Likewise.
27177 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27179 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27182 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27184 * config/s390/subst.md (DSI_VI): New mode iterator.
27185 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27186 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27187 the insn definition.
27188 ("*vec_set<mode>"): Change predicate and add alternative to
27189 support only either register or const_int operands as element
27191 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27193 ("vec_extract<mode>"): New expander.
27194 ("*vec_extract<mode>"): New insn definition supporting reg and
27195 const_int element selectors.
27196 ("*vec_extract<mode>_plus"): New insn definition supporting
27197 reg+const_int element selectors.
27198 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27199 following expander+insn definition.
27200 ("<vec_shifts_name><mode>3"): New expander.
27201 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27203 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27205 * config/s390/s390.md ("*tabort_1"): Change predicate to
27206 nonmemory_operand. Add a second alternative to cover
27207 register as well as const int operands.
27208 ("*tabort_1_plus"): New pattern definition.
27210 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27212 * config/s390/s390.md ("*ashrdi3_cc_31")
27213 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27214 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27215 Merge insn definitions into ...
27216 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27217 New pattern definition.
27218 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27219 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27220 ("*ashr<mode>3_and"): Merge insn definitions into ...
27221 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27222 New pattern definition.
27223 * config/s390/subst.md ("addr_style_op_cc_subst")
27224 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27225 substitutions patterns plus attributes.
27226 Add ashiftrt to SUBST iterator.
27228 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27230 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27231 op2 to nonmemory_operand.
27232 ("*<shift>di3_31", "*<shift>di3_31_and"):
27233 Merge into single pattern definition ...
27234 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27235 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27236 pattern definition ...
27237 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27238 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27241 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27243 * config/s390/predicates.md (const_int_6bitset_operand): New
27245 * config/s390/s390.md: Include subst.md.
27246 ("rotl<mode>3"): New expander.
27247 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27249 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27250 * config/s390/subst.md: New file.
27252 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27254 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27255 Remove RRR type. It doesn't really exist.
27256 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27258 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27259 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27260 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27261 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27262 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27263 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27264 `enabled' attribute.
27266 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27268 * gensupport.c (process_substs_on_one_elem): Split loop to
27269 complete mark_operands_used_in_match_dup on all expressions in the
27271 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27272 and remove function.
27274 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27277 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27278 (CEIL_NWORDS): ...this. Use CEIL macro.
27279 (compute_fp_layout): Adjust to above renaming.
27280 (function_arg_union_value): Likewise.
27281 (sparc_arg_partial_bytes): Likewise.
27282 (sparc_function_arg_advance): Likewise.
27284 2016-02-29 Jeff Law <law@redhat.com>
27286 PR tree-optimization/70005
27287 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27288 where an object with a boolean range is compared against a value
27291 PR tree-optimization/69999
27292 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27293 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27296 2016-02-29 Richard Biener <rguenther@suse.de>
27298 PR tree-optimization/69994
27299 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27300 (get_unary_op): Look through nop conversions.
27301 (ops_equal_values_p): New function, look for equality diregarding
27303 (eliminate_plus_minus_pair): Use ops_equal_values_p
27304 (repropagate_negates): Do not use get_unary_op here.
27306 2016-02-29 Martin Liska <mliska@suse.cz>
27308 * system.h: Poison ENABLE_CHECKING macro.
27310 2016-02-29 Martin Liska <mliska@suse.cz>
27312 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27313 is presented in dump flags.
27314 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27315 (hsa_regalloc): Likewise.
27317 2016-02-19 Richard Biener <rguenther@suse.de>
27319 PR tree-optimization/69980
27320 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27321 permutation of those we need to keep.
27323 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27326 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27327 (NWORDS_UP): ...this
27328 (init_cumulative_args): Minor tweaks.
27329 (sparc_promote_function_mode): Likewise.
27330 (scan_record_type): Delete.
27331 (traverse_record_type): New function template.
27332 (classify_data_t): New structure type.
27333 (classify_registers): New inline function.
27334 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27335 exhausted. Instantiate traverse_record_type on classify_registers and
27336 deal with the case of a structure passed in slot #15 with no FP field
27338 (assign_data_t): New structure type.
27339 (compute_int_layout): New static function.
27340 (compute_fp_layout): Likewise.
27341 (count_registers): New inline function.
27342 (assign_int_registers): New static function.
27343 (assign_fp_registers): Likewise.
27344 (assign_registers): New inline function.
27345 (function_arg_record_value_1): Delete.
27346 (function_arg_record_value_2): Likewise.
27347 (function_arg_record_value_3): Likewise.
27348 (function_arg_record_value): Adjust to above changes. Instantiate
27349 traverse_record_type on count_registers to first count the number of
27350 registers to be used and then on assign_registers to assign them.
27351 (function_arg_union_value): Adjust to above renaming.
27352 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27353 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27354 case of a structure passed in slot #15
27355 (sparc_function_arg_advance): Likewise.
27356 (function_arg_padding): Minor tweak.
27358 2016-02-29 Richard Biener <rguenther@suse.de>
27360 PR tree-optimization/69720
27361 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27362 the adjustment_def path for possibly vectorized defs.
27363 (vect_create_epilog_for_reduction): Handle vectorized initial
27366 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27368 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27370 2016-02-27 Jeff Law <law@redhat.com>
27373 2016-02-26 Richard Biener <rguenther@suse.de>
27374 Jeff Law <law@redhat.com>
27376 PR tree-optimization/69740
27377 * cfghooks.c (remove_edge): Request loop fixups if we delete
27378 an edge that might turn an irreducible loop into a natural
27381 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27383 PR rtl-optimization/69896
27384 * tree-vect-generic.c (get_compute_type): Avoid single element
27387 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27389 Rename the AArch64 tuning option and related functions to enable the
27390 Newton series for the reciprocal square root to reflect its
27391 approximative characteristic.
27393 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27394 function to "aarch64_emit_approx_rsqrt".
27395 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27396 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27397 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27398 (xgene1_tunings): Likewise.
27399 (use_rsqrt_p): Likewise.
27400 (aarch64_emit_swrsqrt): Use new function name.
27401 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
27402 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
27403 text explaining this option.
27404 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
27406 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27409 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
27410 complain about -mallow-movmisalign without -mvsx if
27411 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
27413 2016-02-26 Joel Sherrill <joel@rtems.org>
27415 * config.gcc: Add x86_64-*-rtems*.
27416 * config/i386/rtems-64.h: New file.
27418 2016-02-26 Joel Sherrill <joel@rtems.org>
27420 * config.gcc: Add aarch64-*-rtems*.
27421 * config/aarch64/rtems.h: New file.
27423 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
27426 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
27427 shift amount using %h. Add comment.
27429 2016-02-26 Richard Biener <rguenther@suse.de>
27430 Jeff Law <law@redhat.com>
27432 PR tree-optimization/69740
27433 * cfghooks.c (remove_edge): Request loop fixups if we delete
27434 an edge that might turn an irreducible loop into a natural
27437 2016-02-26 Martin Jambor <mjambor@suse.cz>
27439 PR middle-end/69920
27440 * tree-sra.c (sra_modify_assign): Do not remove loads of
27441 uninitialized aggregates to SSA_NAMEs.
27443 2016-02-26 Richard Henderson <rth@redhat.com>
27446 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
27447 pseudo in case the target rtx matches the source of the left
27450 2016-02-26 Martin Jambor <mjambor@suse.cz>
27453 * hsa.h (hsa_type_packed_p): Declare.
27454 * hsa.c (hsa_type_packed_p): New function.
27455 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
27457 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
27458 * hsa-brig.c (emit_basic_insn): Likewise.
27460 2016-02-26 Martin Jambor <mjambor@suse.cz>
27463 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
27465 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
27467 2016-02-26 Martin Jambor <mjambor@suse.cz>
27469 * hsa.h (is_a_helper): New overload for hsa_op_immed for
27470 hsa_op_with_type operands.
27471 (hsa_unsigned_type_for_type): Declare.
27472 * hsa.c (hsa_unsigned_type_for_type): New function.
27473 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
27474 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
27475 the finalizer. Do not emit extra move.
27477 2016-02-26 Martin Jambor <mjambor@suse.cz>
27479 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
27480 atomic operations in private segment.
27482 2016-02-26 Martin Jambor <mjambor@suse.cz>
27484 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
27485 statements to wi->info. Also disallow omp simd constructs.
27486 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
27487 for not gridifying. Dump special string for omp_for.
27489 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27492 * config/aarch64/aarch64.c (aarch64_set_current_function):
27493 Save/restore target globals when switching to
27494 target_option_default_node.
27496 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27499 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
27500 Return 0 if !SHIFT_COUNT_TRUNCATED.
27502 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27503 Eric Botcazou <ebotcazou@adacore.com>
27505 PR rtl-optimization/69891
27506 * dse.c (scan_insn): If we can't figure out memset arguments
27507 or they are non-constant, call clear_rhs_from_active_local_stores.
27509 2016-02-26 Martin Liska <mliska@suse.cz>
27511 * doc/extend.texi: Mention clog10, clog10f an clog10l
27512 in Builtins section.
27514 2016-02-26 Martin Liska <mliska@suse.cz>
27516 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
27518 (resolve_args_picking_1): Likewise.
27519 * dwarf2out.h (struct GTY): Likewise.
27521 2016-02-26 Martin Liska <mliska@suse.cz>
27523 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
27524 with flag_checking.
27525 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27527 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
27528 Martin Liska <mliska@suse.cz>
27530 * doc/install.texi: Mention --enable-valgrind-annotations.
27532 2016-02-26 Richard Biener <rguenther@suse.de>
27534 PR tree-optimization/69551
27535 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
27536 looking through aliases adjust DECL_PT_UID to refer to the
27537 ultimate alias target.
27539 2016-02-25 Martin Liska <mliska@suse.cz>
27541 PR middle-end/69919
27542 * alloc-pool.c (after_memory_report): New variable.
27543 * alloc-pool.h (base_pool_allocator ::release): Do not use
27544 the infrastructure if after_memory_report.
27545 * toplev.c (toplev::main): Mark after memory report.
27547 2016-02-25 Richard Biener <rguenther@suse.de>
27549 PR tree-optimization/48795
27550 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
27552 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
27555 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
27556 offloading is enabled and -fopenacc or -fopenmp is specified.
27557 (CRTOFFLOADEND): Likewise.
27558 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
27559 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
27560 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
27561 (offload_objects_file_name): New static var.
27562 (tool_cleanup): Remove offload_objects_file_name file.
27563 (find_offloadbeginend): Replace with ...
27564 (find_crtoffloadtable): ... this.
27565 (run_gcc): Remove offload_argc and offload_argv.
27566 Get offload_objects_file_name from -foffload-objects=... option.
27567 Read names of object files with offload from this file, pass them to
27568 compile_images_for_offload_targets. Don't call find_offloadbeginend and
27569 don't pass offloadbegin and offloadend to the linker. Don't pass
27570 offload non-LTO files to the linker, because now they're not claimed.
27572 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
27575 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27576 on builtin_unreachable.
27578 2016-02-25 Jakub Jelinek <jakub@redhat.com>
27580 PR rtl-optimization/69896
27581 * regcprop.c: Include cfgrtl.h.
27582 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
27583 than remembered mode, either delete it (if noop_move_p), or
27584 treat like copy_p but not noop_p instruction.
27586 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27589 * dwarf2out.c (gen_variable_die): Work around buggy LTO
27590 - allow NULL decl for Fortran DW_TAG_common_block variables.
27592 2016-02-24 Jason Merrill <jason@redhat.com>
27594 * common.opt (flifetime-dse): Add -flifetime-dse=1.
27596 2016-02-24 Richard Biener <rguenther@suse.de>
27597 Jakub Jelinek <jakub@redhat.com>
27599 PR middle-end/69760
27600 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
27601 conditionally executed ops to well-defined overflow behavior.
27603 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27605 PR middle-end/69915
27606 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
27609 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27611 PR rtl-optimization/69886
27612 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
27613 argument. Use it when checking validity of set instructions.
27614 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
27615 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
27617 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
27618 * store-motion.c (find_moveable_store): Update
27619 can_assign_to_reg_without_clobbers_p callsite.
27621 2016-02-24 Richard Biener <rguenther@suse.de>
27623 PR middle-end/68963
27624 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
27626 (record_nonwrapping_iv): Do not fall back to the low/high bound
27627 for non-constant IV bases if the stmt is not always executed.
27629 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27631 * config/arm/arm-cores.def (cortex-a32): New entry.
27632 * config/arm/arm-tables.opt: Regenerate.
27633 * config/arm/arm-tune.md: Regenerate.
27634 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
27635 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
27636 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
27637 for -mcpu and -mtune.
27639 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27642 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
27643 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
27644 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
27645 (atomic_loaddi_1): Delete.
27646 (atomic_loaddi): Rewrite expander using the above changes.
27648 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27651 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
27654 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27655 Richard Biener <rguenth@suse.de>
27657 PR middle-end/69909
27658 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
27659 set_mem_attributes if tem is SSA_NAME which got expanded
27662 2016-02-24 Richard Biener <rguenther@suse.de>
27664 PR tree-optimization/69907
27665 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
27666 end of permutations for BB vectorization.
27668 2016-02-24 Christian Bruel <christian.bruel@st.com>
27670 * config/arm/arm-c.c (arm_option_override): Initialize
27671 target_option_current_node.
27672 * config/arm/arm.c (arm_pragma_target_parse): Replace
27673 build_target_option_node call by target_option_current_node.
27674 Set target_option_current_node.
27677 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
27680 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
27681 define_insn_and_split to define_insn.
27682 (zero_extendqi<mode>2_dot2): Same.
27683 (extendqi<mode>2_dot): Same.
27684 (extendqi<mode>2_dot2): Same.
27686 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27688 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
27689 and add bypass for AES{D,E} and AESMC pairs.
27690 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
27693 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27695 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
27696 series for reciprocal square root in Exynos M1.
27698 2016-02-23 Martin Sebor <msebor@redhat.com>
27701 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
27702 __builtin_alloca_with_align.
27704 2016-02-23 Richard Henderson <rth@redhat.com>
27706 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
27707 (ix86_register_pragmas): Remove __seg_tls.
27708 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
27709 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
27710 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
27711 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
27712 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
27713 * doc/extend.texi (__seg_tls): Remove item.
27715 2016-02-23 Richard Biener <rguenther@suse.de>
27717 * alloc-pool.h (struct allocation_object): Make id member
27718 conditional on CHECKING_P again.
27719 (get_instance): Adjust.
27720 (base_pool_allocator): Likewise.
27722 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
27724 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
27725 (parallelize_loops): In OpenACC kernels mode, set n_threads to
27727 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
27729 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
27731 2016-02-23 Richard Biener <rguenther@suse.de>
27733 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
27734 * bitmap.h (struct bitmap_usage): Likewise.
27735 (bitmap_move): Declare.
27736 * bitmap.c (register_overhead): Take size_t argument.
27737 (bitmap_move): New function.
27738 * df-problems.c (df_rd_transfer_function): Use bitmap_move
27739 to properly account overhead.
27740 * tree.c (free_node): Use tree_size.
27742 2016-02-23 Jakub Jelinek <jakub@redhat.com>
27745 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
27746 when inverting comparison.
27749 * common.opt (Wunreachable-code): Add Warning flag.
27751 2016-02-23 Mark Wielaard <mjw@redhat.com>
27752 Jakub Jelinek <jakub@redhat.com>
27755 * cgraphunit.c (check_global_declaration): Check main_input_filename
27756 and DECL_SOURCE_FILE are not NULL.
27758 2016-02-23 Martin Jambor <mjambor@suse.cz>
27760 PR tree-optimization/69666
27761 * tree-sra.c (sra_modify_assign): Do not attempt to create
27762 default_def replacements for unscalarizable regions.
27764 2016-02-20 Mark Wielaard <mjw@redhat.com>
27767 * cgraphunit.c (check_global_declaration): Check level of
27768 warn_unused_const_variable and main_input_filename.
27769 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
27770 (-Wunused-variable): For C implies -Wunused-const-variable=1.
27771 (-Wunused-const-variable): Explain levels 1 and 2.
27773 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27776 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
27777 identical arguments. Formatting and spelling fixes.
27780 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
27785 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
27786 and m68k-devices.def.
27787 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
27788 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
27790 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
27792 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
27793 and HImode registers.
27795 2016-02-22 Richard Biener <rguenther@suse.de>
27797 PR tree-optimization/69882
27798 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
27799 preserve permutations present because of gaps.
27800 (vect_supported_load_permutation_p): Always continue checking
27801 permutations after vect_attempt_slp_rearrange_stmts.
27803 2016-02-22 Bin Cheng <bin.cheng@arm.com>
27805 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
27806 min_profitable_estimate, rather than min_profitable_iters.
27808 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27811 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
27812 SImode for last match_operand.
27814 2016-02-22 Martin Liska <mliska@suse.cz>
27816 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
27817 return bitsize - 1 as the return value.
27819 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
27823 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
27824 Handle negative shift counts.
27825 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
27826 force_reg on the shift constant.
27827 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
27828 (lshrsi3_d): Handle negative shift counts.
27830 2016-02-22 Richard Biener <rguenther@suse.de>
27831 Tom de Vries <tom@codesourcery.com>
27833 * graph.c: Include dumpfile.h.
27834 (print_graph_cfg): Split into three overloads.
27835 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
27837 2016-02-22 Tom de Vries <tom@codesourcery.com>
27839 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
27842 2016-02-22 Richard Biener <rguenther@suse.de>
27845 * ipa-inline-transform.c (inline_call): When not updating
27846 overall summaries adjust self size by the growth estimate.
27847 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
27848 hash-set, do not update overall summaries here. Renamed from ...
27849 (inline_to_all_callers): ... this which is now wrapping the
27850 above and performing delayed overall summary update.
27851 (early_inline_small_functions): Delay updating of the overall
27854 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
27856 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
27859 2016-02-19 Jakub Jelinek <jakub@redhat.com>
27862 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
27863 :%* in %:gt() argument.
27864 (greater_than_spec_func): Adjust for expecting only numbers,
27865 if there are more than two numbers, compare the last two.
27867 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
27869 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
27870 -Wnarrowing with -std.
27872 2016-02-19 Jakub Jelinek <jakub@redhat.com>
27875 * expr.c (store_field): Don't use bit-field path if exp is
27876 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
27877 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
27878 and the assignment can be performed by bitwise copy. Formatting
27881 PR middle-end/69838
27882 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
27883 call copy_reg_eh_region_note_forward on before and/or after sequences
27884 and remove note from insn if it no longer can throw.
27887 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
27888 if TARGET_AVX512BW.
27890 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27892 * config/s390/vector.md: Add missing commutative operand markers
27893 to the patterns which qualify for one.
27894 * config/s390/vx-builtins.md: Likewise.
27896 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27898 * config/s390/vector.md (VI, VI_QHS): Add single element vector
27899 types to mode iterators.
27900 (vec_double): ... and mode attribute.
27901 * config/s390/vx-builtins.md (non_vec_int): Likewise.
27903 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27905 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
27906 Change the predicate of op2 from nonimmediate to general and let
27907 reload fix it if necessary.
27909 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27911 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
27913 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27915 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
27918 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27920 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
27921 * config/s390/s390.c (s390_expand_vec_movstr): New function.
27922 * config/s390/s390.md ("movstr<P:mode>"): Call
27923 s390_expand_vec_movstr.
27925 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27927 * config/s390/s390.md: Add missing output modifier for operand 1
27928 to print it as address properly.
27930 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27932 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
27933 * config/s390/2964.md: New file.
27934 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
27935 of insn grouping attributes depending on the CPU level.
27936 (s390_get_unit_mask): New function.
27937 (s390_sched_score): Remove the OOO from the scheduling macros.
27938 Add loop to calculate a score for the instruction mix.
27939 (s390_sched_reorder): Likewise plus improve debug output.
27940 (s390_sched_variable_issue): Rename macros as above. Calculate
27941 the unit distances after actually scheduling an insn. Improve
27943 (s390_sched_init): Clear last_scheduled_unit_distance array.
27944 * config/s390/s390.md: Include 2964.md.
27946 2016-02-18 Jakub Jelinek <jakub@redhat.com>
27949 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
27950 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
27951 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
27952 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
27953 *avx512f_<code>v8div16qi2_mask_1): New insns.
27955 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
27958 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
27961 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
27962 earlyclobber from target. Use wF constraint for fused memory
27964 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
27966 2016-02-18 Jakub Jelinek <jakub@redhat.com>
27967 Martin Liska <mliska@suse.cz>
27970 * cfgexpand.c (asan_sanitize_stack_p): New function.
27971 (partition_stack_vars): Use the function.
27972 (expand_stack_vars): Likewise.
27973 (defer_stack_allocation): Likewise.
27974 (expand_used_vars): Likewise.
27976 2016-02-18 Richard Biener <rguenther@suse.de>
27978 PR middle-end/69553
27979 * fold-const.c (operand_equal_p): Properly compare offsets for
27980 IMAGPART_EXPR and ARRAY_REF.
27982 2016-02-18 Nick Clifton <nickc@redhat.com>
27986 * config/arm/arm.c (arm_option_override_internal): Disable
27987 interworking if the target does not support thumb instructions.
27988 (arm_reload_in_hi): Handle the case where a register to register
27989 move needs reloading because there is no simple pattern to handle
27991 (arm_reload_out_hi): Likewise.
27993 2016-02-18 Richard Biener <rguenther@suse.de>
27995 PR middle-end/69854
27996 * match.pd: Don't use fold_binary or fold_unary for folding
27999 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28002 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28003 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28004 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28005 warn on gimple_no_warning_p statements.
28007 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28009 * doc/extend.texi (C++ Attributes): Correct description of
28010 warn_unused type attribute.
28012 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28014 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28015 correct instruction.
28017 2016-02-17 Richard Biener <rguenther@suse.de>
28019 PR rtl-optimization/69609
28020 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28021 (find_traces_1_round): When ending a trace update cached priority
28023 (bb_to_key): Use cached priority when available.
28024 (copy_bb): Initialize cached priority.
28025 (reorder_basic_blocks_software_trace_cache): Likewise.
28027 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28030 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28032 (aarch64_comparison_operator): Break overly long line into two.
28033 (aarch64_comparison_operation): Likewise.
28034 * config/aarch64/aarch64.md (cstorecc4): Use
28035 aarch64_comparison_operator_mode instead of
28036 aarch64_comparison_operator.
28037 (cstore<mode>4): Likewise.
28038 (aarch64_cstore<mode>): Likewise.
28039 (*cstoresi_insn_uxtw): Likewise.
28040 (cstore<mode>_neg): Likewise.
28041 (*cstoresi_neg_uxtw): Likewise.
28043 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28046 * config/arm/predicates.md (arm_comparison_operator_mode):
28048 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28049 instead of arm_comparison_operator.
28050 (*mov_negscc): Likewise.
28051 (*mov_notscc): Likewise.
28052 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28053 (*thumb2_mov_negscc): Likewise.
28054 (*thumb2_mov_negscc_strict_it): Likewise.
28055 (*thumb2_mov_notscc): Likewise.
28056 (*thumb2_mov_notscc_strict_it): Likewise.
28058 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28060 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28061 Add missing return.
28063 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28065 * config/visium/visium.c (machine_libfunc_index): New enum.
28066 (machine_libfuncs): New structure.
28067 (visium_libfuncs): New static variable.
28068 (TARGET_INIT_LIBFUNCS): Define to...
28069 (visium_init_libfuncs): ...this. New function.
28070 (expand_block_move_4): Use the appropriate libfunc.
28071 (expand_block_move_2): Likewise.
28072 (expand_block_move_1): Likewise.
28073 (expand_block_set_4): Likewise.
28074 (expand_block_set_2): Likewise.
28075 (expand_block_set_1): Likewise.
28076 (visium_trampoline_init): Likewise.
28078 2016-02-17 Nick Clifton <nickc@redhat.com>
28080 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28081 TI's devices.csv file as of March 2016.
28083 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28086 * opts-global.c (handle_common_deferred_options): Introduce and
28087 initialize two global variables to remember command-line options
28088 specifying a stack-limiting register.
28089 * opts.h: Add extern declarations of the two new global variables.
28090 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28091 variable based on the values of the two new global variables.
28093 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28096 * common.opt (Wnonnull-compare): New warning.
28097 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28098 of arguments against NULL.
28099 (-Wnonnull-compare): Document.
28100 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28101 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28102 * passes.def (pass_warn_nonnull_compare): Add.
28103 * gimple-ssa-nonnull-compare.c: New file.
28105 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28107 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28108 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28110 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28112 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28113 reciprocal sqrt for -mlow-precision-recip-sqrt.
28115 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28116 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28118 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28119 always use lane loads to construct non-constant vectors.
28121 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28123 * config/aarch64/aarch64.md
28124 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28125 constraints for operand 3.
28126 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28128 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28129 Richard Biener <rguenther@suse.de>
28131 PR tree-optimization/69820
28132 * tree-vect-patterns.c (type_conversion_p): Return false if
28133 *orig_type is unsigned single precision or boolean.
28134 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28137 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28139 PR rtl-optimization/69764
28140 PR rtl-optimization/69771
28141 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
28142 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
28144 2016-02-16 Richard Biener <rguenther@suse.de>
28146 PR tree-optimization/69776
28147 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
28149 (indirect_refs_may_alias_p): Likewise.
28150 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
28151 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
28152 according to tbaa_p.
28153 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
28154 (optimize_stmt): For redundant store discovery do not allow tbaa.
28156 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
28158 PR tree-optimization/69714
28159 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
28160 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28162 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28164 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28165 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28166 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28167 * config/arc/arc.c (arc_init): Check FPU options.
28168 (get_arc_condition_code): Handle new CC_FPU* modes.
28169 (arc_select_cc_mode): Likewise.
28170 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28171 register pair only. Allow access for ARCv2 accumulator.
28172 (gen_compare_reg): Whenever we have FPU support use FPU compare
28174 (arc_reorg): Don't generate brcc insns when FPU compare
28175 instructions are involved.
28176 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28177 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28178 floating point emulation.
28179 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28180 (REVERSE_CONDITION): Add new CC_FPU* modes.
28181 (TARGET_FP_SP_BASE): Define.
28182 (TARGET_FP_DP_BASE): Likewise.
28183 (TARGET_FP_SP_FUSED): Likewise.
28184 (TARGET_FP_DP_FUSED): Likewise.
28185 (TARGET_FP_SP_CONV): Likewise.
28186 (TARGET_FP_DP_CONV): Likewise.
28187 (TARGET_FP_SP_SQRT): Likewise.
28188 (TARGET_FP_DP_SQRT): Likewise.
28189 (TARGET_FP_DP_AX): Likewise.
28190 * config/arc/arc.md (ARCV2_ACC): New constant.
28191 (type): New fpu type attribute.
28192 (SDF): Conditional iterator.
28193 (cstore<mode>, cbranch<mode>): Change expand condition.
28194 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28195 handles FPU/FPX cases as well.
28196 * config/arc/arc.opt (mfpu): New option.
28197 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28199 (adddf3, muldf3, subdf3): Removed.
28200 * config/arc/predicates.md (proper_comparison_operator): Recognize
28202 * config/arc/fpu.md: New file.
28203 * doc/invoke.texi (ARC Options): Document mfpu option.
28205 2016-02-16 Richard Biener <rguenther@suse.de>
28207 PR rtl-optimization/69291
28208 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28209 noce_operand_ok check.
28211 2016-02-16 Tom de Vries <tom@codesourcery.com>
28214 * omp-low.c (simd_clone_create): Remove call to
28215 symtab->call_cgraph_insertion_hooks.
28217 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28219 PR tree-optimization/69802
28220 * tree-ssa-reassoc.c (update_range_test): If op is
28221 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28222 op == 1 test of precision 1 integral op, otherwise handle
28223 that case as op itself. Fix up formatting.
28224 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28227 2016-02-16 Richard Biener <rguenther@suse.de>
28229 PR tree-optimization/69586
28230 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28231 types for conversion sources.
28233 2016-02-16 Richard Biener <rguenther@suse.de>
28235 PR middle-end/69801
28236 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28237 mask OEP_ADDRESS_OF.
28239 2016-02-16 Alan Modra <amodra@gmail.com>
28242 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28243 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28244 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28246 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28247 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28248 (p8_fmrgow_<mode>): Likewise.
28249 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28251 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28252 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28253 to use movdi_internal64. Remove op0_di.
28254 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28256 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28258 Add support for the FCCMP insn types
28260 * config/aarch64/aarch64.md (fccmp): Change insn type.
28261 (fccmpe): Likewise.
28262 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28263 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28264 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28265 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28266 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28267 * config/arm/types.md (fccmps): Add new insn type.
28268 (fccmpd): Likewise.
28270 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28272 * alias.c (get_alias_set): Fix a typo in comment.
28274 2016-02-15 Richard Biener <rguenther@suse.de>
28276 PR tree-optimization/69595
28277 * match.pd: Complete range test simplification to true.
28279 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28281 PR rtl-optimization/69648
28282 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28283 pic_offset_table_rtx.
28285 PR rtl-optimization/69752
28286 * ira.c (update_equiv_regs): When looking for more than a single SET,
28287 also take other side effects into account.
28289 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28291 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28292 for z900+ CPUs in 31-bit mode.
28294 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28296 * common/config/s390/s390-common.c (s390_supports_split_stack):
28298 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28299 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28300 * config/s390/s390.c (struct machine_function): New field
28301 split_stack_varargs_pointer.
28302 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28303 in s390_emit_prologue.
28304 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28306 (morestack_ref): New global.
28307 (SPLIT_STACK_AVAILABLE): New macro.
28308 (s390_expand_split_stack_prologue): New function.
28309 (s390_live_on_entry): New function.
28310 (s390_va_start): Use split-stack vararg pointer if appropriate.
28311 (s390_asm_file_end): Emit the split-stack note sections.
28312 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28313 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28314 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28315 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28316 (split_stack_prologue): New expand.
28317 (split_stack_space_check): New expand.
28318 (split_stack_data): New insn.
28319 (split_stack_call): New expand.
28320 (split_stack_call_*): New insn.
28321 (split_stack_cond_call): New expand.
28322 (split_stack_cond_call_*): New insn.
28324 2016-02-15 Richard Biener <rguenther@suse.de>
28326 PR tree-optimization/69783
28327 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28328 Add trivially correct cases.
28330 2016-02-15 Tom de Vries <tom@codesourcery.com>
28333 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28335 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28337 2016-02-15 Richard Biener <rguenther@suse.de>
28339 PR tree-optimization/69776
28340 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28341 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28342 indicate whether we can use TBAA to disambiguate against stores.
28343 Use alias-set zero if not.
28344 (visit_reference_op_store): Do not use TBAA when looking up
28346 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28347 (eliminate_dom_walker::before_dom_children): But not when looking
28348 up redundant stores.
28350 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28352 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28354 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28356 * config/i386/znver1.md
28357 (znver1_pop, znver1_pop_mem,
28358 znver1_load_imov_double_store,
28359 znver1_load_imov_direct_store,
28360 znver1_load_imov_direct_load,
28361 znver1_load_imov_double_load): Add new.
28362 (znver1_insn, znver1_insn_load): Add icmov type.
28363 (znver1_sseavx_fma,
28364 znver1_sseavx_fma_load,
28366 znver1_avx256_fma_load): Fix pipe usage.
28368 2016-02-14 Alan Modra <amodra@gmail.com>
28371 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28372 with an invalid hard reg, reload just the reg not the entire
28373 pre/post-inc/dec address expression.
28375 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28378 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28379 fixed R1_REG scratch reg.
28380 (sibcall_value_pcrel_fdpic): Likewise.
28382 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28386 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28388 2016-02-12 Walter Lee <walt@tilera.com>
28390 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28391 * config/tilegx/t-tilegx: Likewise.
28393 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28396 * diagnostic-show-locus.c (struct line_span): New struct.
28397 (layout::get_first_line): Delete.
28398 (layout::get_last_line): Delete.
28399 (layout::get_num_line_spans): New member function.
28400 (layout::get_line_span): Likewise.
28401 (layout::print_heading_for_line_span_index_p): Likewise.
28402 (layout::get_expanded_location): Likewise.
28403 (layout::calculate_line_spans): Likewise.
28404 (layout::m_first_line): Delete.
28405 (layout::m_last_line): Delete.
28406 (layout::m_line_spans): New field.
28407 (layout::layout): Update comment. Replace m_first_line and
28408 m_last_line with m_line_spans, replacing their initialization
28409 with a call to calculate_line_spans.
28410 (diagnostic_show_locus): When printing source lines and
28411 annotations, rather than looping over a single span
28412 of lines, instead loop over each line_span within
28413 the layout, with an inner loop over the lines within them.
28414 Call the context's start_span callback when changing line spans.
28415 * diagnostic.c (diagnostic_initialize): Initialize start_span.
28416 (diagnostic_build_prefix): Break out the building of the location
28417 part of the string into...
28418 (diagnostic_get_location_text): ...this new function, rewriting
28419 it from nested ternary expressions to a sequence of "if"
28421 (default_diagnostic_start_span_fn): New function.
28422 * diagnostic.h (diagnostic_start_span_fn): New typedef.
28423 (diagnostic_context::start_span): New field.
28424 (default_diagnostic_start_span_fn): New prototype.
28426 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28429 * gcc.c (driver::finalize): Fix cleanup of "specs".
28431 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28435 * gcc.c (driver::driver): Initialize m_option_suggestions.
28436 (driver::~driver): Clean up m_option_suggestions.
28437 (suggest_option): Convert to...
28438 (driver::suggest_option): ...this, and split out into
28439 driver::build_option_suggestions and find_closest_string.
28440 (driver::build_option_suggestions): New function, from
28441 first half of suggest_option. Special-case
28442 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
28443 the sanitizer_opts array. For options of enum types, add the
28444 various enum values to the candidate strings.
28445 (driver::handle_unrecognized_options): Remove "const".
28446 * gcc.h (driver::handle_unrecognized_options): Likewise.
28447 (driver::build_option_suggestions): New decl.
28448 (driver::suggest_option): New decl.
28449 (driver::m_option_suggestions): New field.
28450 * opts-common.c (add_misspelling_candidates): New function.
28451 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
28452 and make non-static.
28453 * opts.h (sanitizer_opts): New array decl.
28454 (add_misspelling_candidates): New function decl.
28455 * spellcheck.c (find_closest_string): New function.
28456 * spellcheck.h (find_closest_string): New function decl.
28458 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28460 PR rtl-optimization/69764
28461 PR rtl-optimization/69771
28462 * optabs.c (expand_binop_directly): For shift_optab_p, force
28463 convert_modes with VOIDmode if xop1 has VOIDmode.
28465 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
28468 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
28469 to correctly determine instrumentation thunks.
28471 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28474 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
28475 type by reference, force lhs on the call.
28478 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
28479 Compute retval and retbnd early in all cases if split_part_return_p
28480 and return_bb is not EXIT. Remove all clobber stmts and reset
28481 all debug stmts that refer to SSA_NAMEs defined in split part,
28482 except if it is retval, in that case replace the old retval with the
28483 lhs of the call to the split part.
28485 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28488 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28490 PR middle-end/66726
28491 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28492 whose result is used in PHI.
28493 (maybe_optimize_range_tests): Likewise.
28494 (final_range_test_p): Likweise.
28496 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28498 PR middle-end/66726
28499 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28500 whose result is used in PHI.
28501 (maybe_optimize_range_tests): Likewise.
28502 (final_range_test_p): Likweise.
28504 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28506 * cgraph.c: Spelling fixes - behaviour -> behavior and
28507 neighbour -> neighbor.
28508 * target.def: Likewise.
28509 * sel-sched.c: Likewise.
28510 * config/mips/mips.c: Likewise.
28511 * config/arc/arc.md: Likewise.
28512 * config/arm/cortex-a57.md: Likewise.
28513 * config/arm/arm.c: Likewise.
28514 * config/arm/neon.md: Likewise.
28515 * config/arm/arm-c.c: Likewise.
28516 * config/vms/vms-c.c: Likewise.
28517 * config/s390/s390.c: Likewise.
28518 * config/i386/znver1.md: Likewise.
28519 * config/i386/i386.c: Likewise.
28520 * config/ia64/hpux-unix2003.h: Likewise.
28521 * config/msp430/msp430.md: Likewise.
28522 * config/rx/rx.c: Likewise.
28523 * config/rx/rx.md: Likewise.
28524 * config/aarch64/aarch64-simd.md: Likewise.
28525 * config/aarch64/aarch64.c: Likewise.
28526 * config/nvptx/nvptx.c: Likewise.
28527 * config/bfin/bfin.c: Likewise.
28528 * config/cris/cris.opt: Likewise.
28529 * config/rs6000/rs6000.c: Likewise.
28530 * target.h: Likewise.
28531 * spellcheck.c: Likewise.
28532 * ira-build.c: Likewise.
28533 * tree-inline.c: Likewise.
28534 * builtins.c: Likewise.
28535 * lra-constraints.c: Likewise.
28536 * explow.c: Likewise.
28537 * hwint.h: Likewise.
28538 * targhooks.c: Likewise.
28539 * tree-vect-data-refs.c: Likewise.
28540 * expr.c: Likewise.
28541 * doc/tm.texi: Likewise.
28542 * doc/extend.texi: Likewise.
28543 * doc/install.texi: Likewise.
28544 * doc/md.texi: Likewise.
28545 * tree-ssa-tail-merge.c: Likewise.
28546 * sched-int.h: Likewise.
28547 * match.pd: Likewise.
28548 * sched-ebb.c: Likewise.
28549 * target.def (omit_struct_return_reg): Likewise.
28550 * gimple-ssa-isolate-paths.c: Likewise.
28551 (find_implicit_erroneous_behaviour): Renamed to...
28552 (find_implicit_erroneous_behavior): ... this.
28553 (find_explicit_erroneous_behaviour): Renamed to...
28554 (find_explicit_erroneous_behavior): ... this.
28555 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
28557 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
28559 PR rtl-optimization/64682
28560 PR rtl-optimization/69567
28561 PR rtl-optimization/69737
28562 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
28563 in I2 as well, just lose it.
28565 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28567 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
28569 (aarch64_last_printed_tune_string): Likewise.
28570 (aarch64_declare_function_name): Only output .arch assembler
28571 directive if it will be different from the previously output
28572 directive. Same for .tune comment but only if -dA is set.
28573 (aarch64_start_file): New function.
28574 (TARGET_ASM_FILE_START): Define.
28576 2016-02-11 David Malcolm <dmalcolm@redhat.com>
28579 * Makefile.in (PLUGIN_HEADERS): Add params.list.
28581 2016-02-11 Jakub Jelinek <jakub@redhat.com>
28584 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
28585 -Wmaybe-uninitialized warning.
28587 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
28590 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
28592 2016-02-11 Richard Biener <rguenther@suse.de>
28594 PR rtl-optimization/69291
28595 * ifcvt.c (noce_try_store_flag_constants): Do not allow
28596 subexpressions affected by changing the result.
28598 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
28601 * lra-constraints.c (curr_insn_transform): Find in/out operands
28602 for secondary memory moves. Update dups.
28604 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
28606 PR tree-optimization/69652
28607 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
28608 to nested loop, did source re-formatting, skip debug statements,
28609 add check on statement with volatile operand, remove dead scalar
28612 2016-02-10 Jakub Jelinek <jakub@redhat.com>
28613 Patrick Palka <ppalka@gcc.gnu.org>
28617 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
28618 calls if the return type is TREE_ADDRESSABLE.
28619 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
28620 * ipa-split.c (split_function): Fix doubled "we" in comment.
28621 Use void return type for the split part even if
28622 !split_point->split_part_set_retval.
28624 2016-02-10 Bin Cheng <bin.cheng@arm.com>
28626 PR tree-optimization/68021
28627 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
28628 when computing the value of biv cand by itself.
28630 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28632 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
28633 (cortexa57_tunings): Likewise.
28634 (cortexa72_tunings): Likewise.
28635 (arch_macro_fusion_pair_p): Add support for AES fusion.
28636 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
28637 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
28638 Allow virtual registers before reload so early scheduling works.
28639 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
28640 correct latency and pipeline.
28641 (cortex_a57_crypto_complex): Likewise.
28642 (cortex_a57_crypto_xor): Likewise.
28643 (define_bypass): Add AES bypass.
28645 2016-02-10 Richard Biener <rguenther@suse.de>
28647 PR tree-optimization/69726
28648 * passes.def: Add DCE pass before late uninit.
28649 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
28650 really fixup if-conversions job.
28652 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28654 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
28655 (arm_cortex_a57_tune): Likewise.
28656 (aarch_macro_fusion_pair_p): Add support for AES fusion.
28657 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
28659 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
28661 * timevar.def (TV_PHASE_DBGINFO): Delete.
28662 (TV_PHASE_CHECK_DBGINFO): Likewise.
28663 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
28665 2016-02-10 Richard Biener <rguenther@suse.de>
28667 PR tree-optimization/69719
28668 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28669 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
28671 2016-02-09 Andrew Pinski <apinski@cavium.com>
28674 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
28675 get_vcond_mask_icode returns false.
28677 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
28680 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
28681 an ADDIS that adds a pointer to a large constant that sets the
28682 upper16 bits with a load operation.
28684 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28687 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
28689 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
28691 (vzipq_s16): Likewise.
28692 (vzipq_s32): Likewise.
28693 (vzipq_f32): Likewise.
28694 (vzipq_u8): Likewise.
28695 (vzipq_u16): Likewise.
28696 (vzipq_u32): Likewise.
28697 (vzipq_p8): Likewise.
28698 (vzipq_p16): Likewise.
28700 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28703 * config/arm/arm.c (neon_endian_lane_map): New function.
28704 (neon_vector_pair_endian_lane_map): New function.
28705 (arm_evpc_neon_vuzp): Allow for big endian lane order.
28706 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
28708 (vuzpq_s16): Likewise.
28709 (vuzpq_s32): Likewise.
28710 (vuzpq_f32): Likewise.
28711 (vuzpq_u8): Likewise.
28712 (vuzpq_u16): Likewise.
28713 (vuzpq_u32): Likewise.
28714 (vuzpq_p8): Likewise.
28715 (vuzpq_p16): Likewise.
28717 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
28720 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
28723 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
28725 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
28726 truncate const_int operand 1 to QImode.
28728 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
28730 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
28731 corresponding to an abnormal edge.
28733 2016-02-09 Tom de Vries <tom@codesourcery.com>
28735 PR tree-optimization/69599
28736 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
28738 (find_func_aliases_for_builtin_call, find_func_clobbers)
28739 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
28742 2016-02-09 Richard Biener <rguenther@suse.de>
28744 PR tree-optimization/69715
28745 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
28746 LHS on calls as non-rewritable.
28748 2016-02-09 Tom de Vries <tom@codesourcery.com>
28751 * lto-wrapper.c (append_diag_options): New function.
28752 (compile_offload_image): Call append_diag_options.
28754 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
28757 * doc/extend.texi (Flag Output Operands): Correct sectioning.
28758 Minor copy-edit to fix verb tenses.
28760 2016-02-08 Jakub Jelinek <jakub@redhat.com>
28762 PR tree-optimization/69209
28763 * ipa-split.c (split_function): If split part is not
28764 returning retval, retval has gimple type but is not
28765 gimple value, force it into a SSA_NAME first.
28767 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
28769 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
28772 2016-02-08 Jason Merrill <jason@redhat.com>
28775 * convert.c (convert_to_integer_1): Check dofold on truncation
28777 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
28778 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
28779 Rename from *_nofold.
28780 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
28781 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
28783 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
28786 * tree.c (build_common_tree_nodes): Remove short_double argument.
28787 All callers changed.
28788 * tree.h (build_common_tree_nodes): Adjust declaration.
28789 * doc/invoke.texi (-fshort-double): Remove documentation.
28790 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
28791 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
28792 * lto-wrapper.c (merge_and_complain, append_compiler_options)
28793 (append_linker_options): Don't handle OPT_fshort_double.
28795 PR rtl-optimization/68730
28796 * lra-remat.c (insn_to_cand_activation): New static variable.
28797 (lra_remat): Allocate and free it.
28798 (create_cand): New arg activation. Initialize a field in
28799 insn_to_cand_activation if it is nonnull.
28800 (create_cands): Pass the activation insn to create_cand when making
28801 a candidate involving an output reload. Reorganize code a little.
28802 (do_remat): Keep track of active status of candidates in a separate
28805 2016-02-08 Richard Biener <rguenther@suse.de>
28807 PR tree-optimization/69719
28808 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28809 Properly use absolute of the difference of the two offsets to
28810 compare or adjust the segment length.
28812 2016-02-08 Richard Biener <rguenther@suse.de>
28813 Jeff Law <law@redhat.com>
28816 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
28817 types for anonymous SSA names.
28819 2016-02-08 Richard Biener <rguenther@suse.de>
28821 PR rtl-optimization/69274
28822 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
28824 2016-02-08 Jeff Law <law@redhat.com>
28826 PR tree-optimization/65917
28827 * tree-ssa-dom.c (record_temporary_equivalences): Record both
28828 equivalences from if (x == y) style conditionals.
28829 (loop_depth_of_name): Remove.
28830 (record_equality): Remove loop depth check.
28831 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
28832 (const_and_copies::record_const_or_copy_raw): New member function.
28833 * tree-ssa-scopedtables.c
28834 (const_and_copies::record_const_or_copy_raw): New, factored out of
28835 (const_and_copies::record_const_or_copy): Call new member function.
28837 2016-02-05 Jeff Law <law@redhat.com>
28839 PR tree-optimization/68541
28840 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
28841 (count_stmts_in_block): New function.
28842 (poor_ifcvt_candidate_code): Likewise.
28843 (is_feasible_trace): Add some heuristics to determine when path
28844 splitting is profitable.
28845 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
28846 is a diamond with a single exit.
28848 2016-02-05 Martin Sebor <msebor@redhat.com>
28851 * doc/invoke.texi: Update -Wplacement-new to take an optional
28854 2016-02-06 Richard Henderson <rth@redhat.com>
28857 * tree.c (tree_nop_conversion_p): Do not strip casts into or
28858 out of non-standard address spaces.
28860 2016-02-05 Jakub Jelinek <jakub@redhat.com>
28862 PR rtl-optimization/69691
28863 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
28865 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
28867 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
28868 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
28869 (*ieee128_mfvsrd_64bit): Likewise.
28870 (*ieee128_mfvsrd_32bit): Likewise.
28872 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
28876 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28878 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28879 instrumented_version.
28881 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
28883 * doc/invoke.texi (Optimize Options): In table of --param options
28884 rename second occurrence of tracer-min-branch-ratio to
28885 tracer-min-branch-probability, rename
28886 tracer-min-branch-ratio-feedback to
28887 tracer-min-branch-probability-feedback and clarify description,
28888 rename sched-spec-state-edge-prob-cutoff to
28889 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
28890 to selsched-insns-to-rename, rename lto-minpartition to
28891 lto-min-partition, delete reorder-blocks-duplicate and
28892 reorder-blocks-duplicate-feedback.
28894 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28896 * config/s390/s390.c (s390_register_info_set_ranges): Remove
28899 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
28901 * doc/extend.texi: S/390: Correct some typos.
28903 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28905 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
28907 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28910 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
28911 (s390_register_info_gprtofpr): Use new macros above.
28912 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
28914 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
28915 its name. Adjust restore and save gpr ranges.
28916 (s390_register_info_set_ranges): New function.
28917 (s390_register_info): Use new macros above. Call
28918 s390_register_info_set_ranges.
28919 (s390_optimize_register_info): Likewise.
28920 (s390_hard_regno_rename_ok): Use new macros.
28921 (s390_hard_regno_scratch_ok): Likewise.
28922 (s390_emit_epilogue): Likewise.
28923 (s390_can_use_return_insn): Likewise.
28924 (s390_optimize_prologue): Likewise.
28925 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
28927 2016-02-05 Jakub Jelinek <jakub@redhat.com>
28930 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
28932 (ix86_option_override_internal): Disable TARGET_STV even for
28933 -m{incoming,preferred}-stack-boundary=3.
28935 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28937 * config.gcc: Mark deprecated rtems targets as obsolete.
28939 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
28941 PR rtl-optimization/64682
28942 PR rtl-optimization/69567
28943 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
28944 before I2 only if the register is both used and set in I2.
28946 2016-02-04 DJ Delorie <dj@redhat.com>
28948 * config/msp430/msp430.c (msp430_start_function): Add function type.
28950 2016-02-04 Jakub Jelinek <jakub@redhat.com>
28953 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
28955 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
28957 PR rtl-optimization/69577
28959 2015-10-29 Richard Henderson <rth@redhat.com>
28963 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
28964 sse check to the exact conditions of PR 67609.
28966 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28969 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
28970 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
28971 not allowed into the traditional Altivec registers.
28972 (movtd_64bit_nodm): Likewise.
28973 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
28975 2016-02-04 David Malcolm <dmalcolm@redhat.com>
28977 * config/aarch64/cortex-a57-fma-steering.c
28978 (aarch64_register_fma_steering): Remove "static" from arguments
28981 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
28984 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
28985 twice when complex.
28987 2016-02-04 Mike Frysinger <vapier@gentoo.org>
28989 * doc/invoke.texi: Delete -mno-fma4.
28991 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
28993 PR rtl-optimization/69577
28994 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
28995 (find_subregs_of_mode): Update accordingly. Iterate over partial
28998 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29000 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29001 * config/arm/arm.c (neon_reinterpret): Remove.
29002 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29003 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29004 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29005 vreinterpretti): Remove.
29006 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29007 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29008 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29009 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29010 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29011 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29012 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29013 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29014 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29015 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29016 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29017 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29018 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29019 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29020 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29021 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29022 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29023 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29024 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29025 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29026 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29027 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29028 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29029 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29030 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29031 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29032 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29033 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29034 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29035 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29036 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29037 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29038 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29039 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29040 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29041 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29042 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29043 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29044 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29045 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29046 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29047 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29048 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29049 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29050 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29051 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29052 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29053 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29054 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29055 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29056 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29057 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29058 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29059 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29060 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29061 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29062 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29063 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29064 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29065 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29066 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29067 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29068 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29069 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29070 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29071 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29072 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29073 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29074 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29075 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29076 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29077 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29078 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29079 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29080 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29081 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29082 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29083 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29084 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29085 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29086 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29087 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29088 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29089 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29090 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29091 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29092 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29093 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29094 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29095 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29096 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29097 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29098 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29099 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29100 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29101 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29102 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29103 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29104 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29105 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29106 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29107 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29108 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29110 2016-02-04 Martin Liska <mliska@suse.cz>
29113 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29114 that are gimple_store_p.
29115 (maybe_instrument_call): Likewise.
29117 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29119 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29120 register scaling out of memory reference and comment why.
29122 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29126 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29127 folding the source of a SET.
29129 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29133 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29134 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29136 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
29140 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
29143 2016-02-04 Christian Bruel <christian.bruel@st.com>
29145 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
29146 * config/arm/arm.c (arm_set_current_function): Likewise.
29148 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29149 Ilya Enkovich <enkovich.gnu@gmail.com>
29150 H.J. Lu <hongjiu.lu@intel.com>
29153 * config/i386/i386.c (convert_scalars_to_vector): Remove
29154 stack alignment fixes.
29155 (ix86_option_override_internal): Disable TARGET_STV if stack
29156 might not be aligned enough.
29157 (ix86_minimum_alignment): Assert that TARGET_STV is false.
29159 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29161 * config/i386/x86-tune.def: Disable default prefetching
29164 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29165 Vladimir Makarov <vmakarov@redhat.com>
29168 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29169 in validating fused toc addresses.
29171 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29174 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29175 range->m_caret fields if range->m_show_caret_p is false.
29178 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29179 Force oldval into register if it does not satisfy reg_or_short_operand
29180 predicate. Fix up formatting.
29182 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29183 Alexandre Oliva <aoliva@redhat.com>
29186 * lra-constraints.c (simplify_operand_subreg): Check additionally
29187 address validity after potential reloading.
29188 (process_address_1): Check insns validity. In case of failure do
29191 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29194 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29197 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29199 * wide-int.cc (canonize_uhwi): New function.
29200 (wi::divmod_internal): Use it.
29202 2016-02-02 James Norris <jnorris@codesourcery.com>
29204 * gimplify.c (omp_notice_variable): Add usage check.
29206 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29208 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29209 like LE, GE, LT, GT when emitting relational operator.
29211 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29213 * ira-costs.c (find_costs_and_classes): Add extra argument.
29214 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29215 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29216 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29217 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29218 Add best_class parameter, and return it if not ALL_REGS.
29219 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29221 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29222 Update target hook.
29224 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29226 * config/aarch64/aarch64.c
29227 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29228 (aarch64_ira_change_pseudo_allocno_class): New function.
29230 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29233 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29235 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29237 * config/avr/avr.c (avr_option_override): Set
29238 PARAM_ALLOW_STORE_DATA_RACES to 1.
29240 2016-02-02 Richard Biener <rguenther@suse.de>
29242 PR tree-optimization/69595
29243 * match.pd: Add range test simplifications to true/false.
29245 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29247 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29248 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29251 2016-02-02 Richard Biener <rguenther@suse.de>
29253 PR tree-optimization/69606
29254 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29255 info on the result before moving a stmt.
29257 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29259 PR middle-end/68542
29260 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29261 branch with vector comparison.
29262 * config/i386/sse.md (VI48_AVX): New mode iterator.
29263 (define_expand "cbranch<mode>4): Add support for conditional branch
29264 with vector comparison.
29265 * tree-vect-loop.c (optimize_mask_stores): New function.
29266 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29267 has_mask_store field of vect_info.
29268 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29269 vectorized loops having masked stores after vec_info destroy.
29270 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29271 correspondent macros.
29272 (optimize_mask_stores): Add prototype.
29274 2016-02-02 Alan Modra <amodra@gmail.com>
29277 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29280 2016-02-02 Alan Modra <amodra@gmail.com>
29283 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29284 whenever toc_label_name used.
29285 (rs6000_file_start): Don't set up toc section here,
29286 (rs6000_output_function_epilogue): do so here instead,
29287 (rs6000_xcoff_file_start): and here.
29288 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29289 (load_toc_aix_di): Likewise.
29291 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29293 PR rtl-optimization/69592
29294 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29295 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29296 (num_sign_bit_copies_binary_arith_p): New inline function.
29297 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29299 2016-02-01 Jeff Law <law@redhat.com>
29301 PR tree-optimization/69580
29302 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29303 * tree-ssa-threadbackward.c
29304 (fsm_find_control_statement_thread_paths): Do not try to walk
29305 through large PHI nodes.
29307 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29309 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29310 when count is incremented above limit, don't analyze further
29313 * omp-low.c (oacc_parse_default_dims): Avoid
29314 -Wsign-compare warning, make sure value fits into int
29315 rather than just unsigned int.
29317 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29319 PR tree-optimization/67921
29320 * fold-const.c (split_tree): New parameters. Convert pointer
29321 type variable part to proper type before negating.
29322 (fold_binary_loc): Pass new arguments to split_tree.
29324 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29326 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29327 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29328 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29329 * doc/tm.texti: Rebuilt.
29330 * doc/invoke.texi (fopenacc-dim): Document.
29331 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29332 (append_compiler_options): Likewise.
29333 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29334 (oacc_parse_default_dims): New.
29335 (oacc_validate_dims): Add USED arg. Select non-unity default when
29337 (oacc_loop_fixed_partitions): Return mask of used partitions.
29338 (oacc_loop_auto_partitions): Emit dump info.
29339 (oacc_loop_partition): Return mask of used partitions.
29340 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29341 loop partitioning and validation calls.
29343 2016-02-01 Richard Biener <rguenther@suse.de>
29345 PR middle-end/69556
29346 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29348 2016-02-01 Richard Biener <rguenther@suse.de>
29350 PR tree-optimization/69574
29351 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29352 of asserting return chrec_dont_know.
29354 2016-02-01 Martin Liska <mliska@suse.cz>
29356 * mem-stats-traits.h: Add copyright header.
29357 * mem-stats.h: Likewise.
29359 2016-02-01 Richard Biener <rguenther@suse.de>
29361 PR tree-optimization/69579
29362 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29363 Do not propagate through abnormal PHI results.
29365 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29367 * postreload.c (reload_cse_simplify): Remove dead code.
29369 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29371 PR rtl-optimization/69570
29372 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29373 if there is more than one set, not if there is a single set.
29375 2016-02-01 Richard Henderson <rth@redhat.com>
29378 * combine.c (make_compound_operation): When looking through a
29379 subreg, make sure to re-extend to the width of the outer mode.
29381 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29383 PR tree-optimization/69546
29384 * wide-int.cc (wi::divmod_internal): For unsigned division
29385 where both operands fit into uhwi, if o1 is 1 and o0 has
29386 msb set, if divident_prec is larger than bits per hwi,
29387 clear another quotient word and return 2 instead of 1.
29388 Similarly for remainder with msb in HWI set, if dividend_prec
29389 is larger than bits per hwi.
29391 2016-01-29 Martin Jambor <mjambor@suse.cz>
29393 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29394 Use short lowercase names.
29395 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29396 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29397 acq_rel one. Protect warning agains segfaults if
29398 get_memory_order_name returns NULL.
29399 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29400 with release semantics. Do not warn if get_memory_order already did.
29401 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
29402 semantics. Fix check for relaxed or acquire semantics. Do not warn
29403 if get_memory_order already did.
29405 2016-01-29 Sebastian Pop <s.pop@samsung.com>
29407 * doc/install.texi: Document that isl-0.16 is supported.
29409 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
29412 * config/i386/constraints.md (Bm): Describe as special memory
29414 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
29415 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29416 * genpreds.c (struct constraint_data): Add is_special_memory.
29417 (have_special_memory_constraints, special_memory_start): New
29419 (special_memory_end): Ditto.
29420 (add_constraint): Add new arg is_special_memory. Add code to
29421 process its true value. Update have_special_memory_constraints.
29422 (process_define_constraint): Pass the new arg.
29423 (process_define_register_constraint): Ditto.
29424 (choose_enum_order): Process special memory.
29425 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
29426 function insn_extra_special_memory_constraint.
29427 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29428 * gensupport.c (process_rtx): Process
29429 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29430 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
29431 * ira-lives.c (single_reg_class): Use
29432 insn_extra_special_memory_constraint.
29433 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
29434 * lra-constraints.c (process_alt_operands): Ditto.
29435 (curr_insn_transform): Use insn_extra_special_memory_constraint.
29436 * recog.c (asm_operand_ok, preprocess_constraints): Process
29438 * reload.c (find_reloads): Ditto.
29439 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
29440 * stmt.c (parse_input_constraint): Use
29441 insn_extra_special_memory_constraint.
29443 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29446 * lra-splill.c (lra_final_code_change): Revert r229087 by
29447 removing all sub-registers.
29449 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
29452 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
29454 2016-01-29 Jakub Jelinek <jakub@redhat.com>
29457 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
29458 SSE1, copy target into the temporary reg first before recursing
29461 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29463 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
29466 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29468 * ginclude/stdarg.h: Test __cplusplus instead of
29469 __GXX_EXPERIMENTAL_CXX0X__.
29471 2016-01-29 Richard Biener <rguenther@suse.de>
29473 PR tree-optimization/69547
29474 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
29475 Do not mark clobbers necessary.
29476 (mark_all_reaching_defs_necessary_1): Likewise.
29478 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29480 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
29481 declaration name with %qs and print it in both error messages.
29482 Also fix indentation.
29484 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29487 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
29488 trailing blank line from error message.
29490 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29493 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
29496 2016-01-29 Richard Biener <rguenther@suse.de>
29498 PR middle-end/69537
29499 * match.pd: Allow all integral types when simplifying a
29500 widening or sign-changing conversion.
29502 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29504 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
29505 back to setting codegen_error to fail codegen.
29507 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
29510 * config/i386/constraints.md (C): Only accept constant zero operand.
29511 (BC): New constraint.
29512 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
29513 instead of C constraint.
29514 * doc/md.texi (Machine Constraints): Update description
29517 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
29520 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
29522 2016-01-28 Jakub Jelinek <jakub@redhat.com>
29524 PR middle-end/69542
29525 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
29528 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
29530 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
29531 branches if using guessed profile.
29533 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
29535 * graphite-optimize-isl.c (optimize_isl): Fix dump.
29537 2016-01-28 Richard Henderson <rth@redhat.com>
29540 * config/aarch64/aarch64-modes.def (CC_Cmode): New
29541 * config/aarch64/aarch64-protos.h: Update.
29542 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
29543 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
29544 (aarch64_get_condition_code_1): Handle CC_Cmode.
29545 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
29546 (*add<mode>3_compareC_cconly_imm): New.
29547 (*add<mode>3_compareC_cconly): New.
29548 (*add<mode>3_compareC_imm): New.
29549 (add<mode>3_compareC): New.
29550 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
29551 to be first. Use aarch64_carry_operation.
29552 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
29553 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
29554 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
29555 (subti3): Use subdi3_compare1.
29556 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
29557 (sub<mode>3_compare1): New.
29558 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
29559 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
29560 (*subsi3_carryin_uxtw): Likewise.
29561 (*ngc<mode>, *ngcsi_uxtw): Likewise.
29562 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
29563 * config/aarch64/iterators.md (DWI): New.
29564 * config/aarch64/predicates.md (aarch64_carry_operation): New.
29565 (aarch64_borrow_operation): New.
29567 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29569 * graphite-optimize-isl.c (optimize_isl): Print a different debug
29570 message when isl does not return a valid schedule.
29572 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29574 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
29575 Remove comments from class declarations: they are already in the code
29578 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29580 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
29582 (ternary_op_to_tree): Same.
29583 (unary_op_to_tree): Same.
29584 (nary_op_to_tree): Same.
29585 (gcc_expression_from_isl_expr_op): Same.
29586 (gcc_expression_from_isl_expression): Same.
29587 (graphite_create_new_loop): Same.
29588 (graphite_create_new_loop_guard): Same.
29589 (build_iv_mapping): Same.
29590 (graphite_create_new_guard): Same.
29591 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
29592 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
29594 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29596 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
29597 instead of setting codegen_error to fail codegen.
29599 2016-01-28 Jason Merrill <jason@redhat.com>
29601 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
29603 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29605 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29606 Remove CONST_INT_P check in CCMP cost calculation.
29608 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29610 * config/aarch64/aarch64.c (generic_vector_cost):
29611 Set vec_permute_cost.
29612 (cortexa57_vector_cost): Likewise.
29613 (exynosm1_vector_cost): Likewise.
29614 (xgene1_vector_cost): Likewise.
29615 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
29616 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
29617 Add vec_permute_cost entry.
29619 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29621 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
29623 (add<mode>3_compare0): Likewise.
29624 (addsi3_compare0_uxtw): Likewise.
29625 (add<mode>3nr_compare0): Likewise.
29626 (compare_neg<mode>): Likewise.
29627 (<optab><mode>3): Likewise.
29629 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
29631 * tree-vect-stmts.c (vectorizable_comparison): Add
29632 NULL check for vectype.
29634 2016-01-28 Richard Biener <rguenther@suse.de>
29636 PR tree-optimization/69466
29637 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
29638 Account for PHIs we couldn't duplicate.
29640 2016-01-28 Martin Liska <mliska@suse.cz>
29643 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
29644 instead of ENABLE_VALGRIND_CHECKING.
29646 2016-01-27 Richard Henderson <rth@redhat.com>
29649 * lra-remat.c (subreg_regs): New.
29650 (dump_candidates_and_remat_bb_data): Dump it.
29651 (operand_to_remat): Reject if operand in subreg_regs.
29652 (set_bb_regs): Collect subreg_regs.
29653 (lra_remat): Init and free subreg_regs. Compute
29654 calculate_local_reg_remat_bb_data before create_cands.
29656 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
29659 * config/i386/i386.c (ix86_update_stack_boundary): Don't
29660 change stack_alignment_needed for __tls_get_addr call.
29662 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
29664 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
29666 2016-01-27 Jeff Law <law@redhat.com>
29668 PR tree-optimization/68398
29669 PR tree-optimization/69196
29670 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
29671 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
29672 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29673 Only count PHIs in the last block in the path. The others will
29674 const/copy propagate away. Add heuristic to allow more irreducible
29675 subloops to be created when it is likely profitable to do so.
29677 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29678 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
29679 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
29681 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29684 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
29685 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
29686 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
29687 * tree-streamer-in.c: Include asan.h.
29688 (streamer_get_builtin_tree): For builtins in sanitizer
29689 range call initialize_sanitizer_builtins and retry.
29691 2016-01-27 Ian Lance Taylor <iant@google.com>
29693 * common.opt (fkeep-gc-roots-live): New undocumented option.
29694 * tree-ssa-loop-ivopts.c (add_candidate_1): If
29695 -fkeep-gc-roots-live, skip pointers.
29696 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
29699 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
29702 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
29703 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
29705 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
29708 * configure.ac: NetBSD provides SSP in its C library.
29709 * configure: Updated.
29711 2016-01-27 Richard Biener <rguenther@suse.de>
29713 PR tree-optimization/69166
29714 * tree-vect-loop.c (vect_is_simple_reduction): Always check
29715 reduction code for commutativity / associativity.
29717 2016-01-27 Martin Jambor <mjambor@suse.cz>
29719 PR tree-optimization/69355
29720 * tree-sra.c (analyze_access_subtree): Correct hole detection when
29721 total_scalarization fails.
29723 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
29725 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
29728 2016-01-27 Christian Bruel <christian.bruel@st.com>
29731 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
29732 Move arm_reset_previous_fndecl and set_target_option_current_node in
29733 the conditional part. Call save_restore_target_globals.
29734 * config/arm/arm.c (arm_set_current_function):
29735 Refactor to better support #pragma target and attribute mix.
29736 Call save_restore_target_globals.
29737 * config/arm/arm-protos.h (save_restore_target_globals): New function.
29739 2016-01-27 Martin Liska <mliska@suse.cz>
29741 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
29742 reference for an HSA kernel and its host function.
29744 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29746 PR tree-optimization/69399
29747 * wide-int.h (wi::lrshift): For larger precisions, only
29748 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
29750 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
29752 * config/arc/predicates.md (proper_comparison_operator): Reject
29753 constant-constant comparison.
29755 2016-01-26 Tom de Vries <tom@codesourcery.com>
29757 PR tree-optimization/69110
29758 * tree-data-ref.c (initialize_data_dependence_relation): Handle
29759 DR_NUM_DIMENSIONS == 0.
29761 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29762 Sebastian Pop <s.pop@samsung.com>
29764 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
29765 isl_ast_op_cond and isl_ast_op_select.
29766 (gcc_expression_from_isl_expr_op): Same.
29768 2016-01-26 Jason Merrill <jason@redhat.com>
29771 * tree.c (recompute_constructor_flags): Split out from
29773 (verify_constructor_flags): New.
29774 * tree.h: Declare them.
29776 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
29778 PR rtl-optimization/69217
29779 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
29780 are no TYPE_FIELDS set for the record type.
29782 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29785 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
29786 toc_label_name unconditionally.
29787 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
29788 SYMBOL_REF string. Use toc_label_name instead of constructing
29790 (rs6000_elf_declare_function_name): Use toc_label_name instead of
29791 constructing LCTOC1.
29793 2016-01-26 Martin Sebor <msebor@redhat.com>
29796 * doc/extend.texi (Common Type Attributes): Move text that talks about
29797 attribute packed from attribute aligned to the section discussing
29798 the former attribute for clarity.
29800 2016-01-26 Richard Henderson <rth@redhat.com>
29802 PR middle-end/60908
29803 * trans-mem.c (tm_region_init): Mark entry block as visited.
29805 2016-01-26 David Malcolm <dmalcolm@redhat.com>
29808 * diagnostic-show-locus.c (layout::print_source_line): Replace
29809 call to pp_newline with call to layout::print_newline.
29810 (layout::print_annotation_line): Likewise.
29811 (layout::move_to_column): Likewise.
29812 (layout::print_any_fixits): After printing any fixits, print a
29813 trailing newline, if necessary.
29814 (layout::print_newline): New method, resetting any colorization
29816 (diagnostic_show_locus): Move the pp_newline to before the
29817 early bailout. Remove dummy block enclosing the layout instance.
29818 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
29819 of pp_newline_and_flush with pp_flush.
29820 (diagnostic_append_note): Delete use of pp_newline.
29821 (diagnostic_append_note_at_rich_loc): Delete.
29822 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
29823 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
29824 when newline characters are added to the buffer.
29826 2016-01-26 Michael Matz <matz@suse.de>
29828 * configure.ac (ac_cv_std_swap_in_utility): New test.
29829 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
29830 * configure: Regenerate.
29831 * config.in: Regenerate.
29833 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
29835 * config/arc/arc.md (cstoresi4): Force operand into register.
29836 (arcset<code>): Fix predicate.
29837 (arcsetltu): Likewise.
29838 (arcsetgeu): Likewise.
29839 (arcsethi): Likewise.
29840 (arcsetls): Likewise.
29842 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29844 PR tree-optimization/69483
29845 * gimple-fold.c (canonicalize_constructor_val): Return NULL
29846 if base has error_mark_node type.
29848 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
29851 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
29852 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
29854 (vget_lane_f16): Handle big-endian.
29855 (vgetq_lane_f16): Likewise.
29856 (vset_lane_f16): Likewise.
29857 (vsetq_lane_f16): Likewise.
29858 * config/arm/iterators.md (VQXMOV): Add V8HF.
29859 (VDQ): Add V4HF and V8HF.
29860 (V_reg): Handle V4HF and V8HF.
29861 (Is_float_mode): Likewise.
29862 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
29863 neon_vdup_nv8hf): New patterns.
29864 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
29865 Use VD_LANE iterator.
29866 (neon_vld1_dup<mode>): Use VQ2 iterator.
29868 2016-01-26 Nathan Sidwell <nathan@acm.org>
29870 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
29871 (set_oacc_fn_attrib): Add IS_KERNEL arg.
29872 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
29873 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
29874 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
29875 (oacc_validate_dims): Add LEVEL arg, don't return level.
29876 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
29877 oacc_validate_dims.
29878 (execute_oacc_device_lower): Adjust, add more dump output.
29879 * tree-ssa-loop.c (gate_oacc_kernels): Use
29880 oacc_fn_attrib_kernels_p.
29881 * tree-parloops.c (create_parallel_loop): Adjust
29882 set_oacc_fn_attrib call.
29884 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29887 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
29888 (append_compiler_options): Handle -fcilkplus.
29889 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
29891 2016-01-26 Nick Clifton <nickc@redhat.com>
29894 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
29895 been marked as DECL_ONE_ONLY but we do not the means to make it
29896 so, then do not allow it to bind locally.
29898 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29901 * opts.h (parse_sanitizer_options): New prototype.
29902 * opts.c (sanitizer_opts): New array.
29903 (parse_sanitizer_options): New function.
29904 (common_handle_option): Use parse_sanitizer_options.
29906 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
29909 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
29910 alignment adjustment to ...
29911 (ix86_update_stack_boundary): Here. Don't over-align stack for
29913 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
29914 if __tls_get_addr is called.
29916 2016-01-26 Christian Bruel <christian.bruel@st.com>
29918 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
29920 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
29922 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
29924 2016-01-26 Richard Biener <rguenther@suse.de>
29926 PR middle-end/69467
29927 * match.pd: Guard X * CST CMP 0 pattern with single_use.
29929 2016-01-26 Richard Biener <rguenther@suse.de>
29931 PR tree-optimization/69452
29932 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
29933 (move_computations_dom_walker::before_dom_children): Rename
29935 (move_computations_worker): This.
29936 (move_computations): Perform an RPO rather than a DOM walk.
29938 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29941 * combine.c (combine_instructions): For REG_EQUAL note with
29942 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
29943 to the underlying register.
29944 * doc/rtl.texi (REG_EQUAL): Document the behavior of
29945 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
29947 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
29950 * config/aarch64/aarch64-builtins.c
29951 (aarch64_init_simd_builtin_types): Do not set structural
29952 equality to __Poly{8,16,64,128}_t types.
29954 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
29956 PR tree-optimization/69400
29957 * wide-int.cc (wi_pack): Take the precision as argument and
29958 perform canonicalization here rather than in the callers.
29959 Use the main loop to handle all full-width HWIs. Add a
29960 zero HWI if in_len isn't a full result.
29961 (wi::divmod_internal): Update accordingly.
29962 (wi::mul_internal): Likewise. Simplify.
29964 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
29965 Sebastian Pop <s.pop@samsung.com>
29967 * graphite-poly.c (apply_poly_transforms): Simplify.
29968 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
29969 (print_isl_map): Same.
29970 (print_isl_union_map): Same.
29971 (print_isl_schedule): New.
29972 (debug_isl_schedule): New.
29973 * graphite-dependences.c (scop_get_reads): Do not call
29974 isl_union_map_add_map that is undocumented isl functionality.
29975 (scop_get_must_writes): Same.
29976 (scop_get_may_writes): Same.
29977 (scop_get_original_schedule): Remove.
29978 (scop_get_dependences): Do not call isl_union_map_compute_flow that
29979 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
29980 (compute_deps): Remove.
29981 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
29982 (debug_schedule_ast): New.
29983 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
29984 set_separate_option.
29985 (graphite_regenerate_ast_isl): Add dump.
29986 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
29987 from scop->transformed_schedule.
29988 (graphite_regenerate_ast_isl): Add more dump.
29989 * graphite-optimize-isl.c (optimize_isl): Set
29990 scop->transformed_schedule. Check whether schedules are equal.
29991 (apply_poly_transforms): Move here.
29992 * graphite-poly.c (apply_poly_transforms): ... from here.
29993 (free_poly_bb): Static.
29994 (free_scop): Static.
29995 (pbb_number_of_iterations_at_time): Remove.
29996 (print_isl_ast): New.
29997 (debug_isl_ast): New.
29998 (debug_scop_pbb): New.
29999 * graphite-scop-detection.c (print_edge): Move.
30000 (print_sese): Move.
30001 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30002 (build_scop_scattering): Remove.
30003 (create_pw_aff_from_tree): Assert instead of bailing out.
30004 (add_condition_to_pbb): Remove unused code, do not fail.
30005 (add_conditions_to_domain): Same.
30006 (add_conditions_to_constraints): Remove.
30007 (build_scop_context): New.
30008 (add_iter_domain_dimension): New.
30009 (build_iteration_domains): Initialize pbb->iterators.
30010 Call add_conditions_to_domain.
30013 (index_outermost_in_loop): New.
30014 (index_pbb_in_loop): New.
30015 (outermost_pbb_in): New.
30016 (add_in_sequence): New.
30017 (add_outer_projection): New.
30018 (outer_projection_mupa): New.
30019 (add_loop_schedule): New.
30020 (build_schedule_pbb): New.
30021 (build_schedule_loop): New.
30022 (embed_in_surrounding_loops): New.
30023 (build_schedule_loop_nest): New.
30024 (build_original_schedule): New.
30025 (build_poly_scop): Call build_original_schedule.
30026 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30027 (free_poly_dr): Remove.
30028 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30029 (free_poly_bb): Remove.
30030 (debug_loop_vec): Remove.
30031 (print_isl_ast): Declare.
30032 (debug_isl_ast): Declare.
30033 (scop_do_interchange): Remove.
30034 (scop_do_strip_mine): Remove.
30035 (scop_do_block): Remove.
30036 (flatten_all_loops): Remove.
30037 (optimize_isl): Remove.
30038 (pbb_number_of_iterations_at_time): Remove.
30039 (debug_scop_pbb): Declare.
30040 (print_schedule_ast): Declare.
30041 (debug_schedule_ast): Declare.
30042 (struct scop): Remove schedule. Add original_schedule,
30043 transformed_schedule.
30044 (free_gimple_poly_bb): Remove.
30045 (print_generated_program): Remove.
30046 (debug_generated_program): Remove.
30047 (unify_scattering_dimensions): Remove.
30048 * sese.c (print_edge): ... here.
30049 (print_sese): ... here.
30050 (debug_edge): ... here.
30051 (debug_sese): ... here.
30052 * sese.h (print_edge): Declare.
30053 (print_sese): Declare.
30054 (dump_edge): Declare.
30055 (dump_sese): Declare.
30057 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30058 Sebastian Pop <s.pop@samsung.com>
30060 * Makefile.in: Set ISLVER in site.exp.
30062 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30064 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30065 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30066 through DECL_VALUE_EXPR for expansion.
30068 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30070 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30071 the frame info after reload completed.
30073 2016-01-25 Jeff Law <law@redhat.com>
30075 PR tree-optimization/69196
30076 PR tree-optimization/68398
30077 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30078 tree-ssa-threadupdate.c.
30079 (determine_bb_domination_status): Prototype
30080 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30081 (determine_bb_domination_status): No longer static.
30082 (valid_jump_thread_path): Remove code to detect characteristics
30083 of the jump thread path not associated with correctness.
30084 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30085 Correct test for thread path length. Count PHIs for real operands as
30086 statements that need to be copied. Do not count ASSERT_EXPRs.
30087 Look at all the blocks in the thread path. Compute and selectively
30088 filter thread paths based on threading through the latch, threading
30089 a multiway branch or crossing a multiway branch.
30091 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30093 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30094 decl with __attribute__ ((unused)) annotation.
30096 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30099 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30100 of operands is compatible with a statement vectype.
30102 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30104 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30105 improve wording for mixed storage order support.
30107 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30109 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30110 (vcvt_u64_f64): Likewise.
30111 (vcvta_s64_f64): Likewise.
30112 (vcvta_u64_f64): Likewise.
30113 (vcvtm_s64_f64): Likewise.
30114 (vcvtm_u64_f64): Likewise.
30115 (vcvtn_s64_f64): Likewise.
30116 (vcvtn_u64_f64): Likewise.
30117 (vcvtp_s64_f64): Likewise.
30118 (vcvtp_u64_f64): Likewise.
30120 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30122 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30123 (arc_init): Check validity mll64 option.
30124 (arc_save_restore): Use double load/store instruction.
30125 (arc_expand_movmem): Likewise.
30126 (arc_split_move): Don't split if we have double load/store
30127 instructions. Returns a boolean.
30128 (arc_process_double_reg_moves): Change function to return boolean
30129 instead of a sequence of instructions.
30130 (arc_dwarf_register_span): New function.
30131 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30132 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30133 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30134 (*movdf_insn): Likewise.
30135 * config/arc/arc.opt (mll64): New option.
30136 * config/arc/predicates.md (even_register_operand): New predicate.
30137 * doc/invoke.texi (ARC Options): Add mll64 documentation.
30139 2016-01-25 Richard Biener <rguenther@suse.de>
30142 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
30143 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
30145 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
30147 2016-01-25 Richard Biener <rguenther@suse.de>
30149 PR tree-optimization/69376
30150 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
30152 (VN_INFO_ANTI_RANGE_P): New inline.
30153 (VN_INFO_RANGE_TYPE): Likewise.
30154 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
30155 SSA_NAME_ANTI_RANGE_P.
30156 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
30157 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30158 Properly query VN_INFO_RANGE_TYPE.
30160 2016-01-25 Nick Clifton <nickc@redhat.com>
30163 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30165 2016-01-23 Tom de Vries <tom@codesourcery.com>
30167 PR tree-optimization/69426
30168 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30171 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30173 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30174 "the the" with "the" in the comments.
30175 * ipa-devirt.c (build_type_inheritance_graph,
30176 update_type_inheritance_graph): Likewise.
30177 * tree.c (build_function_type_list_1): Likewise.
30178 * cfgloopmanip.c (scale_loop_profile): Likewise.
30179 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30180 * gimple-ssa-split-paths.c
30181 (find_block_to_duplicate_for_splitting_paths): Likewise.
30182 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30183 * expr.c (convert_move): Likewise.
30184 * var-tracking.c (vt_stack_adjustments): Likewise.
30185 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30186 * tree-vrp.c (test_for_singularity): Likewise.
30188 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30189 directly instead of building a temporary tree.
30192 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30193 remove <algorithm> include.
30195 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30198 * config/i386/i386.c: Include dojump.h.
30199 (expand_small_movmem_or_setmem,
30200 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30202 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30203 if dynamic_check != -1.
30205 2016-01-21 Jeff Law <law@redhat.com>
30207 PR middle-end/69347
30208 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30209 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30210 into dominated_by_p.
30211 (cprop_into_successor_phis): Avoid unnecessary tests.
30213 2016-01-22 Richard Henderson <rth@redhat.com>
30216 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30217 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30219 2016-01-22 Michael Matz <matz@suse.de>
30221 * system.h (string, algorithm): Include only conditionally.
30222 (new): Include always under C++.
30223 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30224 * final.c (toplevel): Ditto.
30225 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30226 * genconditions.c (write_header): Make gencondmd.c define
30228 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30230 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30231 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30233 2016-01-22 Christian Bruel <christian.bruel@st.com>
30236 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30238 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30241 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30242 define_insn_and_split. Ensure operands[1] and operands[0] do not
30243 get assigned the same register.
30245 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30247 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30249 2016-01-22 Christian Bruel <christian.bruel@st.com>
30251 * config/arm/arm-c.c (arm_pragma_target_parse):
30252 Remove warn_builtin_macro_redefined overwrite.
30254 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30256 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30257 flag_non_call_exceptions compatibility.
30259 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30262 * dwarf2out.c (add_child_die_after): New function.
30263 (dwarf_qual_info_t): New type.
30264 (dwarf_qual_info): New variable.
30265 (qualified_die_p): New function.
30266 (modified_type_die): For -fdebug-types-section, ensure
30267 canonical order of qualifiers. Put qualified DIEs adjacent
30268 to the corresponding non-qualified type DIE and search there
30269 for existing qualified DIEs.
30271 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30273 * doc/extend.texi (scalar_storage_order type attribute): Document
30274 restriction on type punning and aliasing, and remove future tense.
30276 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30279 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30282 2016-01-21 Jeff Law <law@redhat.com>
30284 PR middle-end/69347
30285 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30286 useless call to record_temporary_equivalences.
30287 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30288 allocate 10 slots in the bb_path vector and let it grow as needed.
30289 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30292 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30294 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30296 * configure: Regenerate.
30298 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30300 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30301 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30303 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30305 PR middle-end/66178
30306 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30307 drop EXPAND_INITIALIZER.
30308 * rtl.h (contains_symbolic_reference_p): Declare.
30309 * rtlanal.c (contains_symbolic_reference_p): New function.
30310 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30311 a subtraction into a NOT if symbolic constants are involved.
30313 2016-01-21 Anton Blanchard <anton@samba.org>
30314 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30317 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30319 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30322 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30324 * config/microblaze/microblaze.c
30325 (get_branch_target): New.
30326 (insert_wic_for_ilb_runout): New.
30328 (microblaze_machine_dependent_reorg): New.
30329 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30330 * config/microblaze/microblaze.md
30331 (UNSPEC_IPREFETCH): Define.
30332 (iprefetch): New pattern
30333 * config/microblaze/microblaze.opt
30334 (mxl-prefetch): New flag.
30336 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30338 * config/microblaze/microblaze.h
30339 (FIXED_REGISTERS): Update in macro.
30340 (CALL_USED_REGISTERS): Update in macro.
30342 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30344 PR rtl-optimization/68920
30345 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30348 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30350 PR rtl-optimization/68990
30351 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30352 pseudo instead of inheritance ones.
30354 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30355 Nick Clifton <nickc@redhat.com>
30359 * config/mips/mips.c (mips_compute_frame_info): Initialise
30360 args_size and hard_frame_pointer_offset fields of the frame
30361 structure before calling mips_global_pointer.
30363 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30365 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30367 * configure: Regenerate.
30369 2016-01-21 Richard Biener <rguenther@suse.de>
30371 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30373 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30375 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30376 to actually emit the .size directive.
30378 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30379 Jakub Jelinek <jakub@redhat.com>
30383 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30384 args array size by one to avoid buffer overflow.
30386 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30388 * config/s390/s390.md (pool_section_start): Use switch_to_section
30389 to select proper read-only data section instead of hardcoding
30391 (pool_section_end): Use switch_to_section to match the above.
30393 2016-01-21 Richard Biener <rguenther@suse.de>
30395 PR tree-optimization/69378
30396 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30397 (set_ssa_val_to): Use it for dominance checks taking into
30398 account not executable edges.
30400 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30403 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
30404 for bitsize instead of GET_MODE_PRECISION (mode).
30406 2016-01-20 Martin Sebor <msebor@redhat.com>
30409 * extend.texi (__sync Builtins): Clarify the semantics of
30410 __sync_fetch_and_OP built-ins on pointers.
30411 (__atomic Builtins): Same.
30413 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30414 Sebastian Pop <s.pop@samsung.com>
30416 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
30417 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
30418 (is_valid_rename): Same.
30419 (translate_isl_ast_to_gimple::get_rename): Same.
30420 (translate_isl_ast_to_gimple::rename_all_uses): Same.
30421 (translate_isl_ast_to_gimple::rename_uses): Same.
30422 (get_new_name): Check for close_phi nodes.
30423 (copy_loop_phi_args): Use phi_node_kind.
30424 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
30425 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
30427 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30428 Sebastian Pop <s.pop@samsung.com>
30430 Revert commit r229783.
30431 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
30432 Remove use of parameter_rename_map.
30433 (copy_def): Remove.
30434 (copy_internal_parameters): Remove.
30435 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
30436 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
30437 (free_sese_info): Do not free parameter_rename_map.
30438 (set_rename): Do not use parameter_rename_map.
30439 (rename_uses): Update call to set_rename.
30440 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
30441 * sese.h (parameter_rename_map_t): Remove.
30442 (struct sese_info_t): Remove field parameter_rename_map.
30444 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30445 Sebastian Pop <s.pop@samsung.com>
30447 * graphite-isl-ast-to-gimple.c: Fix comment.
30448 * graphite-scop-detection.c (defined_in_loop_p): New.
30449 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
30450 names defined in loop.
30452 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30453 Sebastian Pop <s.pop@samsung.com>
30455 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
30456 Discard unstructured if-then-else regions.
30458 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30459 Sebastian Pop <s.pop@samsung.com>
30461 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
30462 (cleanup_loop_iter_dom): Remove.
30463 (build_loop_iteration_domains): Remove.
30464 (build_scop_context): Remove.
30465 (build_scop_iteration_domain): Remove.
30466 (add_loop_constraints): New.
30467 (build_iteration_domains): New.
30468 (build_poly_scop): Call build_iteration_domains.
30470 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30471 Sebastian Pop <s.pop@samsung.com>
30473 * graphite-scop-detection.c
30474 (scop_detection::harmful_loop_in_region): Free dom and loops.
30475 (scop_detection::loop_body_is_valid_scop): Free bbs.
30477 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30478 Sebastian Pop <s.pop@samsung.com>
30480 * graphite-scop-detection.c (record_loop_in_sese): New.
30481 (gather_bbs::before_dom_children): Call record_loop_in_sese.
30482 (build_scops): Remove call to build_sese_loop_nests.
30483 * sese.c (sese_record_loop): Remove.
30484 (build_sese_loop_nests): Remove.
30485 (new_sese_info): Remove region->loops.
30486 (free_sese_info): Same.
30487 * sese.h (sese_contains_loop): Same.
30488 (build_sese_loop_nests): Remove.
30489 (sese_contains_loop): Remove.
30491 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30492 Sebastian Pop <s.pop@samsung.com>
30494 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
30495 loop_is_valid_in_scop.
30496 (scop_detection::harmful_stmt_in_region): Renamed
30497 harmful_loop_in_region.
30498 Call loop_is_valid_in_scop.
30500 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30501 Sebastian Pop <s.pop@samsung.com>
30503 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
30506 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30507 Sebastian Pop <s.pop@samsung.com>
30509 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
30510 * graphite.h (struct poly_bb): Remove field is_reduction.
30511 (PBB_IS_REDUCTION): Remove.
30513 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30514 Sebastian Pop <s.pop@samsung.com>
30516 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
30517 (add_pdr_constraints): Same.
30518 (scop_get_reads): Same.
30519 (scop_get_must_writes): Same.
30520 (scop_get_may_writes): Same.
30521 (scop_get_original_schedule): Same.
30522 (extend_schedule): Same.
30523 (apply_schedule_on_deps): Same.
30524 (carries_deps): Same.
30525 (compute_deps): Same.
30526 (scop_get_dependences): Same.
30527 * graphite-isl-ast-to-gimple.c
30528 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
30529 * graphite-optimize-isl.c (get_schedule_for_band): Same.
30530 (get_schedule_for_band_list): Same.
30531 (get_schedule_map): Same.
30532 (apply_schedule_map_to_scop): Same.
30533 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
30534 (build_loop_iteration_domains): Same.
30535 (add_condition_to_pbb): Same.
30536 (add_param_constraints): Same.
30537 (pdr_add_memory_accesses): Same.
30538 (pdr_add_data_dimensions): Same.
30540 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30542 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
30545 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30547 * common.opt (feliminate-dwarf2-dups): Replace references to
30548 "DWARF 2" with just "DWARF".
30549 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
30550 * doc/extend.texi: Likewise.
30551 * doc/cpp.texi: Likewise.
30552 * doc/invoke.texi: Likewise.
30553 (Option Summary): Add -gdwarf to list of Debugging Options.
30554 (Debugging Options): Document -gdwarf.
30555 * doc/contrib.texi: Spell "DWARF" like that.
30557 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30559 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
30560 warning. Fix up formatting.
30562 PR middle-end/67653
30563 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
30564 attempt to mark memory input operand addressable and
30565 call prepare_gimple_addressable in that case. Don't adjust
30566 input_location for diagnostics, use error_at instead.
30568 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
30570 * config/rs6000/ppc-auxv.h: New file.
30571 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
30572 (cpu_is): Likewise.
30573 (cpu_supports): Likewise.
30574 * config/rs6000/rs6000.c: include "ppc-auxv.h".
30575 (cpu_is_info): New variable.
30576 (cpu_supports_info): Likewise.
30577 (tcb_verification_symbol): Likewise.
30578 (cpu_builtin_p): Likewise.
30579 (cpu_expand_builtin): New function.
30580 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
30581 (rs6000_init_builtins): Likewise.
30582 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
30583 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
30584 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
30585 * configure: Regenerate.
30586 * config.in: Likewise.
30587 * doc/extend.texi (PowerPC Built-in Functions): Document
30588 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
30590 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
30593 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
30595 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
30598 2016-01-20 Richard Henderson <rth@redhat.com>
30604 * tree.c (tm_define_builtin): New.
30605 (find_tm_vector_type): New.
30606 (build_tm_vector_builtins): New.
30607 (build_common_builtin_nodes): Call it.
30609 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
30611 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
30612 (arm_fp_ok): Likewise.
30613 (arm_fp): Likewise.
30614 (arm_crypto): Likewise.
30616 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
30617 Richard Biener <rguenther@suse.de>
30619 PR tree-optimization/69328
30620 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
30621 vectors have same number of elements.
30622 (vectorizable_condition): Fix masked version recognition.
30624 2016-01-20 Richard Biener <rguenther@suse.de>
30626 PR tree-optimization/69345
30627 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
30628 (VN_INFO_PTR_INFO): Likewise.
30629 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
30630 info when it is equal between non-dominating SSA names.
30631 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30632 Make sure to look at original SSA infos.
30634 2016-01-20 Jeff Law <law@redhat.com>
30637 * config/m68k/predicates.md (pow2_m1_operand): New predicate
30639 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
30640 (pc_or_label_operand): New predicate.
30641 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
30642 tests for small integers that are 2^n - 1.
30644 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
30646 * doc/invoke.texi (Options Summary): Add '.' after @xref.
30648 2016-01-19 Jeff Law <law@redhat.com>
30650 PR middle-end/69347
30651 * tree-ssa-threadbackwards.c
30652 (fsm_find_control_statement_thread_paths): Do not try to lookup
30653 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
30655 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
30657 * doc/lto.texi: Remove text that says only Gold has linker plugin
30660 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
30662 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
30663 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
30664 the DIE accordingly.
30665 (modified_type_die): Add REVERSE parameter and pass it recursively,
30666 as well as to base_type_die. Adjust presence check accordingly.
30667 (base_type_for_mode): Adjust call to modified_type_die.
30668 (add_type_attribute): Add REVERSE parameter and pass it to
30670 (generic_parameter_die): Adjust call to add_type_attribute.
30671 (add_scalar_info): Likewise.
30672 (add_subscript_info): Likewise.
30673 (gen_array_type_die): Likewise.
30674 (gen_descr_array_type_die): Likewise.
30675 (gen_entry_point_die): Likewise.
30676 (gen_enumeration_type_die): Likewise.
30677 (gen_formal_parameter_die): Likewise.
30678 (gen_subprogram_die): Likewise.
30679 (gen_variable_die ): Likewise.
30680 (gen_const_die): Likewise.
30681 (gen_field_die): Likewise.
30682 (gen_pointer_type_die): Likewise.
30683 (gen_reference_type_die): Likewise.
30684 (gen_ptr_to_mbr_type_die): Likewise.
30685 (gen_inheritance_die): Likewise.
30686 (gen_subroutine_type_die): Likewise.
30687 (gen_typedef_die): Likewise.
30688 (force_type_die): Adjust call to modified_type_die.
30690 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
30692 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
30693 flow throughout the file. Fix broken link to Objective-C 2.0
30695 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
30698 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30700 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
30702 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30705 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
30706 (maybe_record_node): Record cxa_pure_virtual as the only possible
30707 target if there are not ohter candidates.
30708 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
30710 2016-01-19 Richard Biener <rguenther@suse.de>
30712 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
30713 (get_memory_order): Likewise.
30715 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
30717 * tree-vect-stmts.c (vectorizable_store): Check
30720 2016-01-19 David Malcolm <dmalcolm@redhat.com>
30723 * gcc.c (driver::decode_argv): Add call to
30724 init_opts_obstack before init_options_struct.
30725 * opts.c (init_opts_obstack): Remove idempotency.
30726 (init_options_struct): Replace call to init_opts_obstack
30727 with a gcc_assert to verify that it has already been called.
30728 * toplev.c (toplev::main): Add call to init_opts_obstack before
30729 calls to init_options_struct.
30730 (toplev::finalize): Move cleanup of opts_obstack next to
30731 cleanup of save_decoded_options, clearing the latter, and
30732 save_decoded_options_count.
30734 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30737 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
30738 attribute to unconditional. Remove %? from output template.
30740 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30741 Jiong Wang <jiong.wang@arm.com>
30743 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
30744 generated from different expand order.
30746 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30748 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30749 Add support for CCMP costing.
30751 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30753 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
30754 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
30755 (fccmpe<mode>): Likewise.
30756 (fcmp): Rename to fcmp and globalize pattern.
30758 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
30759 (aarch64_gen_ccmp_next): Add FP support.
30761 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30763 * target.def (gen_ccmp_first): Update documentation.
30764 (gen_ccmp_next): Likewise.
30765 * doc/tm.texi (gen_ccmp_first): Update documentation.
30766 (gen_ccmp_next): Likewise.
30767 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
30768 expand_ccmp_expr_1. Improve comments.
30769 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
30770 (ccmp_ior<mode>): Remove pattern.
30771 (cmp<mode>): Remove expand.
30772 (cmp): Globalize pattern.
30773 (cstorecc4): Use cc_register.
30774 (mov<mode>cc): Remove ccmp_cc_register check.
30775 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
30776 Simplify after removal of CC_DNE/* modes.
30777 (aarch64_ccmp_mode_to_code): Remove.
30778 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
30779 In 'k' case use integer as condition.
30780 (aarch64_nzcv_codes): Remove inverted cases.
30781 (aarch64_code_to_ccmode): Remove.
30782 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
30783 comparison with CC register to be used in folowing CCMP/branch/CSEL.
30784 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
30785 pattern. Return the comparison with CC register. Invert conditions
30786 when bitcode is OR.
30787 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
30788 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
30790 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30792 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30793 instrumented_version.
30795 2016-01-19 Richard Biener <rguenther@suse.de>
30797 PR tree-optimization/69336
30798 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
30799 handled components with get_ref_base_and_extent.
30800 (equal_mem_array_ref_p): Adjust.
30802 2016-01-19 Jakub Jelinek <jakub@redhat.com>
30805 * shrink-wrap.c: Include valtrack.h.
30806 (move_insn_for_shrink_wrap): Add DEBUG argument. If
30807 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
30808 in between insn and where it will be moved to. Call
30809 dead_debug_insert_temp.
30810 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
30811 first and dead_debug_local_finish at the end.
30812 For uses and defs bitmap, handle all regs in between REGNO and
30813 END_REGNO, not just the first one.
30815 2016-01-19 Richard Biener <rguenther@suse.de>
30817 PR tree-optimization/69352
30818 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
30819 (equal_mem_array_ref_p): Constrain size and max size properly.
30820 Compare the reverse flag.
30822 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
30824 * ira.c (ira): Update regstat data if we deleted insns.
30826 2016-01-19 Jakub Jelinek <jakub@redhat.com>
30828 PR rtl-optimization/68955
30829 PR rtl-optimization/64557
30830 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
30831 here. Fix up formatting.
30832 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
30834 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30837 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
30838 assume that the node has body.
30839 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
30842 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30844 * lto-streamer-out.c (lto_output): Do not stream instrumentation
30847 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30849 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
30850 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
30852 2016-01-19 Martin Jambor <mjambor@suse.cz>
30853 Martin Liska <mliska@suse.cz>
30854 Michael Matz <matz@suse.de>
30856 * Makefile.in (OBJS): Add new source files.
30857 (GTFILES): Add hsa.c.
30858 * common.opt (disable_hsa): New variable.
30859 (-Whsa): New warning.
30860 * config.in (ENABLE_HSA): New.
30861 * configure.ac: Treat hsa differently from other accelerators.
30862 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
30863 $enable_offloading.
30864 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
30865 * doc/install.texi (Configuration): Document --with-hsa-runtime,
30866 --with-hsa-runtime-include, --with-hsa-runtime-lib and
30867 --with-hsa-kmt-lib.
30868 * doc/invoke.texi (-Whsa): Document.
30869 (hsa-gen-debug-stores): Likewise.
30870 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
30871 to invoke offload compiler for hsa acclerator.
30872 * opts.c (common_handle_option): Determine whether HSA offloading
30873 should be performed.
30874 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
30875 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
30876 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
30877 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
30878 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
30879 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
30880 GF_OMP_FOR_KIND_GRID_LOOP.
30881 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
30882 (pp_gimple_stmt_1): Likewise.
30883 * gimple-walk.c (walk_gimple_stmt): Likewise.
30884 * gimple.c (gimple_build_omp_grid_body): New function.
30885 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
30886 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
30887 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
30888 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
30889 GF_OMP_TEAMS_GRID_PHONY.
30890 (gimple_statement_omp_single_layout): Updated comments.
30891 (gimple_build_omp_grid_body): New function.
30892 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
30893 (gimple_omp_for_grid_phony): New function.
30894 (gimple_omp_for_set_grid_phony): Likewise.
30895 (gimple_omp_parallel_grid_phony): Likewise.
30896 (gimple_omp_parallel_set_grid_phony): Likewise.
30897 (gimple_omp_teams_grid_phony): Likewise.
30898 (gimple_omp_teams_set_grid_phony): Likewise.
30899 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
30900 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
30901 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
30902 (BUILT_IN_GOMP_TARGET): Updated type.
30903 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
30904 (adjust_for_condition): New function.
30905 (get_omp_for_step_from_incr): Likewise.
30906 (extract_omp_for_data): Moved parts to adjust_for_condition and
30907 get_omp_for_step_from_incr.
30908 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
30909 (fixup_child_record_type): Bail out if receiver_decl is NULL.
30910 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
30911 (scan_omp_parallel): Do not create child functions for phony
30913 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
30914 (scan_omp_1_op): Checking assert we are not remapping to
30915 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
30916 (parallel_needs_hsa_kernel_p): New function.
30917 (expand_parallel_call): Register apprpriate parallel child
30918 functions as HSA kernels.
30919 (grid_launch_attributes_trees): New type.
30920 (grid_attr_trees): New variable.
30921 (grid_create_kernel_launch_attr_types): New function.
30922 (grid_insert_store_range_dim): Likewise.
30923 (grid_get_kernel_launch_attributes): Likewise.
30924 (get_target_argument_identifier_1): Likewise.
30925 (get_target_argument_identifier): Likewise.
30926 (get_target_argument_value): Likewise.
30927 (push_target_argument_according_to_value): Likewise.
30928 (get_target_arguments): Likewise.
30929 (expand_omp_target): Call get_target_arguments instead of looking
30930 up for teams and thread limit.
30931 (grid_expand_omp_for_loop): New function.
30932 (grid_arg_decl_map): New type.
30933 (grid_remap_kernel_arg_accesses): New function.
30934 (grid_expand_target_kernel_body): New function.
30935 (expand_omp): Call it.
30936 (lower_omp_for): Do not emit phony constructs.
30937 (lower_omp_taskreg): Do not emit phony constructs but create for them
30938 a temporary variable receiver_decl.
30939 (lower_omp_taskreg): Do not emit phony constructs.
30940 (lower_omp_teams): Likewise.
30941 (lower_omp_grid_body): New function.
30942 (lower_omp_1): Call it.
30943 (grid_reg_assignment_to_local_var_p): New function.
30944 (grid_seq_only_contains_local_assignments): Likewise.
30945 (grid_find_single_omp_among_assignments_1): Likewise.
30946 (grid_find_single_omp_among_assignments): Likewise.
30947 (grid_find_ungridifiable_statement): Likewise.
30948 (grid_target_follows_gridifiable_pattern): Likewise.
30949 (grid_remap_prebody_decls): Likewise.
30950 (grid_copy_leading_local_assignments): Likewise.
30951 (grid_process_kernel_body_copy): Likewise.
30952 (grid_attempt_target_gridification): Likewise.
30953 (grid_gridify_all_targets_stmt): Likewise.
30954 (grid_gridify_all_targets): Likewise.
30955 (execute_lower_omp): Call grid_gridify_all_targets.
30956 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
30957 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
30958 (tree_omp_clause): Added union field dimension.
30959 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
30960 * tree.c (omp_clause_num_ops): Added number of arguments of
30961 OMP_CLAUSE__GRIDDIM_.
30962 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
30963 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
30964 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
30965 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
30966 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
30967 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
30968 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
30969 * tree-pass.h (make_pass_gen_hsail): Declare.
30970 (make_pass_ipa_hsa): Likewise.
30971 * ipa-hsa.c: New file.
30972 * lto-section-in.c (lto_section_name): Add hsa section name.
30973 * lto-streamer.h (lto_section_type): Add hsa section.
30974 * timevar.def (TV_IPA_HSA): New.
30975 * hsa-brig-format.h: New file.
30976 * hsa-brig.c: New file.
30977 * hsa-dump.c: Likewise.
30978 * hsa-gen.c: Likewise.
30981 * toplev.c (compile_file): Call hsa_output_brig.
30982 * hsa-regalloc.c: New file.
30984 2016-01-18 Jeff Law <law@redhat.com>
30986 PR tree-optimization/69320
30987 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
30988 ranged object, do nothing if the RHS constant is not [0..1].
30989 (optimize_stmt): Comparing a boolean ranged object against a
30990 constant outside [0..1] results in a compile-time constant.
30992 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
30995 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
30997 * doc/invoke.texi (Invoking GCC): Add new section to menu.
30998 (Option Summary): Update to reflect new section and moved options.
30999 (C++ Dialect Options): Move -fstats to new section.
31000 (Debugging Options): Move all dump, statistics, and other GCC
31001 developer options to new section. Rewrite section introduction
31002 and re-order remaining options to put the more basic ones first.
31003 (Optimization Options): Move -fira-verbose and -flto-report* to
31005 (Developer Options): New section incorporating moved options.
31006 * doc/cppopts.texi (-dM): Update cross-reference.
31008 2016-01-18 Richard Henderson <rth@redhat.com>
31011 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31012 operands to pseudo only if CSE is expected. Split long immediate
31013 operands only after reload, and for the stack pointer.
31014 (*add<GPI>3_pluslong): Remove.
31015 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31016 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31017 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31018 (*add<GPI>3 peepholes): New.
31019 (*add<GPI>3 splitters): New.
31020 * config/aarch64/constraints.md (Upl): New.
31021 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31023 2016-01-18 Richard Biener <rguenther@suse.de>
31025 PR tree-optimization/69297
31026 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31028 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31030 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31032 PR middle-end/68542
31033 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31034 of mixind vector and scalar types.
31035 (fold_relational_const): Add handling of vector
31036 comparison with boolean result.
31037 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31038 comparison of vector operands with boolean result for EQ/NE only.
31039 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31040 (verify_gimple_cond): Likewise.
31041 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31044 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31046 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31049 2016-01-18 Richard Biener <rguenther@suse.de>
31051 PR middle-end/69308
31052 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31054 2016-01-18 Tom de Vries <tom@codesourcery.com>
31056 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31058 2016-01-18 Tom de Vries <tom@codesourcery.com>
31060 * omp-low.c (set_oacc_fn_attrib): Make extern.
31061 * omp-low.h (set_oacc_fn_attrib): Declare.
31062 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31063 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31064 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31065 Add and handle function parameter oacc_kernels_p.
31066 (find_reduc_addr, get_omp_data_i_param): New function.
31067 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31068 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31069 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31070 Calculate dominance info. Skip loops that are not in a kernels region
31071 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31072 (pass_parallelize_loops::execute): Call parallelize_loops with
31073 oacc_kernels_p argument.
31074 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31075 New member function.
31076 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31077 * passes.def: Add argument to pass_parallelize_loops instantation.
31079 2016-01-18 Tom de Vries <tom@codesourcery.com>
31081 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31082 pass_parallelize_loops to be run outside the loop pipeline.
31084 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31086 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31087 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31089 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31092 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31093 using get_ref_base_and_extent.
31094 (equal_mem_array_ref_p): New.
31095 (hashable_expr_equal_p): Add call to previous.
31097 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31100 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31101 (sra_initialize): Allocate disqualified_constants.
31102 (sra_deinitialize): Free disqualified_constants.
31103 (disqualify_candidate): Update disqualified_constants when appropriate.
31104 (create_access): Scan for constant-pool entries as we go along.
31105 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31106 (maybe_add_sra_candidate): Allow constant-pool entries.
31107 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31108 (initialize_constant_pool_replacements): New.
31109 (sra_modify_assign): Avoid mangling assignments created by previous,
31110 and don't generate writes into constant pool.
31111 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31113 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31115 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31116 andnot instruction.
31117 (scalar_chain::convert_op): Likewise.
31118 * config/i386/i386.md (*andndi3_doubleword): New.
31120 2016-01-18 Richard Biener <rguenther@suse.de>
31122 PR tree-optimization/69170
31123 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31124 building a vector from scalar results of a pattern stmt.
31126 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31128 * haifa-sched.c (autopref_multipass_init): Work around
31129 -Wmaybe-uninitialized warning.
31131 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31133 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31134 against the constant 0.
31136 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31138 PR tree-optimization/68799
31139 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
31140 look up phi candidates in the statement-candidate map.
31141 (phi_add_costs): Likewise.
31142 (record_phi_increments): Likewise.
31143 (phi_incr_cost): Likewise.
31144 (ncd_with_phi): Likewise.
31145 (all_phi_incrs_profitable): Likewise.
31147 2016-01-17 Jakub Jelinek <jakub@redhat.com>
31149 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
31150 -Wmaybe-uninitialized warning.
31152 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
31154 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31155 (Option Summary): Update to reflect new section and moved options.
31156 (C++ Dialect Options): Move -fvtable-verify and related options.
31157 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
31158 and profiling-related options.
31159 (Optimization Options): Move profile generation options and
31160 -fstack-protector and related options.
31161 (Instrumentation Options): New section incorporating moved options.
31162 (Code Generation Options): Move -finstrument-functions and
31163 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31165 2016-01-16 Tom de Vries <tom@codesourcery.com>
31167 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31169 2016-01-16 Tom de Vries <tom@codesourcery.com>
31171 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31173 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31175 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31176 that checks whether the table is already empty. Rename the
31177 original implementation to...
31178 (hash_table::empty_slot): ...this new private function.
31180 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31182 PR diagnostic/68899
31183 * diagnostic-show-locus.c (layout::print_source_line): Move x
31184 offset of line until after call to
31185 get_line_width_without_trailing_whitespace.
31187 2016-01-15 Jeff Law <law@redhat.com>
31189 PR tree-optimization/69270
31190 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31191 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31192 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31193 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31194 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31195 ssa_name_has_boolean_range and constant_boolean_node.
31197 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31199 PR rtl-optimization/69030
31200 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31202 (spill_pseudos): Delete debug insn for dead pseudo.
31203 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31205 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31207 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31209 (TYPES_UNOPUS): Likewise.
31210 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31211 builtin type, from UNOP to UNOPUS.
31212 (lbtruncuv4sf): Likewise.
31213 (lbtruncuv2df): Likewise.
31214 (lrounduv2sf): Likewise.
31215 (lrounduv4sf): Likewise.
31216 (lrounduv2df): Likewise.
31217 (lroundusf): Likewise.
31218 (lroundusf): Likewise.
31219 (lceiluv2sf): Likewise.
31220 (lceiluv4sf): Likewise.
31221 (lceiluv2df): Likewise.
31222 (lceilusf): Likewise.
31223 (lceiludf): Likewise.
31224 (lflooruv2sf): Likewise.
31225 (lflooruv4sf): Likewise.
31226 (lflooruv2df): Likewise.
31227 (lfloorusf): Likewise.
31228 (lfloorudf): Likewise.
31229 (lfrintnuv2sf): Likewise.
31230 (lfrintnuv4sf): Likewise.
31231 (lfrintnuv2df): Likewise.
31232 (lfrintnusf): Likewise.
31233 (lfrintnudf): Likewise.
31234 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31236 (vcvtq_u32_f32): Likewise.
31237 (vcvtq_u64_f64): Likewise.
31238 (vcvta_u32_f32): Likewise.
31239 (vcvtaq_u32_f32): Likewise.
31240 (vcvtaq_u64_f64): Likewise.
31241 (vcvtm_u32_f32): Likewise.
31242 (vcvtmq_u32_f32): Likewise.
31243 (vcvtmq_u64_f64): Likewise.
31244 (vcvtn_u32_f32): Likwise.
31245 (vcvtnq_u32_f32): Likewise.
31246 (vcvtnq_u64_f64): Likewise.
31247 (vcvtp_u32_f32): Likewise.
31248 (vcvtpq_u32_f32): Likewise.
31249 (vcvtpq_u64_f64): Likewise.
31250 (vcvtmd_u64_f64): Likewise.
31251 (vcvtms_u32_f32): Likewise.
31252 (vcvtad_u64_f64): Likewise.
31253 (vcvtas_u32_f32): Likewise.
31254 (vcvtnd_u64_f64): Likewise.
31255 (vcvtns_u32_f32): Likewise.
31256 (vcvtpd_u64_f64): Likewise.
31257 (vcvtps_u32_f32): Likewise.
31259 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31261 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31262 CSEL of zero_extended registers.
31264 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31266 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31267 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31269 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31271 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31272 false when argument string is not found in the attributes table
31275 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31278 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31279 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31280 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31281 precision estimate.
31283 2016-01-15 Richard Biener <rguenther@suse.de>
31285 PR tree-optimization/66856
31286 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31287 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31288 (vect_create_new_slp_node): Increment stmt reference count.
31289 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31290 an SLP tree before swapping operands.
31291 (vect_build_slp_tree): Likewise.
31292 (destroy_bb_vec_info): Free stmt info after SLP instances.
31293 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31294 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31295 (STMT_VINFO_NUM_SLP_USES): New macro.
31297 2016-01-15 Richard Biener <rguenther@suse.de>
31300 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31301 (add_linkage_name): ... here.
31302 (gen_typedef_die): Use add_linkage_name_raw instead of
31303 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31306 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31308 * gimplify.c (oacc_default_clause): Decode reference and pointer
31309 types for both kernels and parallel regions.
31311 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31313 PR middle-end/69246
31314 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31316 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31318 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31319 (convert_scalars_to_vector): Likewise.
31321 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31323 * doc/extend.texi (Type Traits): Fix grammar.
31325 2016-01-15 Martin Jambor <mjambor@suse.cz>
31327 * tree-inline.c (remap_decl): Use existing dclarations if
31328 remapping a type and prevent_decl_creation_for_types.
31329 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31330 decls first. Do real remapping with
31331 prevent_decl_creation_for_types set.
31332 * tree-inline.h (copy_body_data): New field
31333 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31336 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31338 * config/s390/s390.opt (mmvcle): More verbose help text.
31340 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31342 * config/s390/s390.opt: Add period to -mzvector option text.
31344 2016-01-15 Richard Biener <rguenther@suse.de>
31346 PR tree-optimization/68961
31347 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31348 of invariants in stores again.
31350 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31352 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31354 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31356 * config/i386/i386.c (ix86_expand_branch): Don't split
31357 DI mode xor instruction to SI mode.
31359 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31362 * ipa-icf.c (sem_function::merge): Virtual functions may become
31363 reachable even if they address is not taken and there are no
31366 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31368 * lto-streamer-out.c (subtract_estimated_size): New function.
31369 (get_symbol_initial_value): Use it.
31371 2016-01-15 Christian Bruel <christian.bruel@st.com>
31374 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31375 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31376 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31377 use add_builtin_function_ext_scope instead of add_builtin_function.
31378 (neon_set_p, neon_crypto_set_p): Remove.
31379 (arm_init_builtins): Always call arm_init_neon_builtins and
31380 arm_init_crypto_builtins.
31381 (arm_expand_builtin): Check that builtins are allowed for the arch.
31382 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31383 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31384 arm_init_neon_builtins call.
31386 2016-01-15 Richard Biener <rguenther@suse.de>
31388 PR tree-optimization/69117
31389 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31390 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31391 of the leader conservatively.
31392 (free_scc_vn): Restore original SSA name infos.
31394 2016-01-14 Jeff Law <law@redhat.com>
31396 PR tree-optimization/69270
31397 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31398 single bit of precision, verify it's also unsigned.
31399 (record_edge_info): Use constant_boolean_node rather than fold_convert
31400 to convert boolean_true/boolean_false to the right type.
31402 2016-01-14 Richard Henderson <rth@redhat.com>
31405 * loop-doloop.c (record_reg_sets): New.
31406 (doloop_optimize): Reject the transform if the sequence
31407 clobbers registers live at the end of the loop block.
31408 (doloop_optimize_loops): Enable df_live if needed.
31410 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31412 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
31413 * config/rs6000/rs6000.c: Likewise.
31414 * config/rs6000/rs6000.h: Likewise.
31415 * config/rs6000/rs6000.md: Likewise.
31416 * doc/extend.texi: Likewsie.
31418 2016-01-14 Jeff Law <law@redhat.com>
31420 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
31423 2016-01-14 Richard Henderson <rth@redhat.com>
31427 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
31428 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
31429 instead of builtin_decl_declared_p to test for declaration.
31431 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
31433 * doc/loop.texi (Loop Analysis and Representation): Document
31434 loop_depth function.
31436 2016-01-14 Tom de Vries <tom@codesourcery.com>
31438 PR tree-optimization/68773
31439 * omp-low.c (expand_omp_target): Don't set force_output.
31440 * varpool.c (varpool_node::get_create): Same.
31441 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
31442 offload_funcs with force_output.
31444 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31447 * lra-eliminations.c (move_plus_up): Don't change anything if either
31448 the outer or inner subreg mode is not MODE_INT.
31449 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
31450 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
31452 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31454 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
31455 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
31456 reduc_uplus_@var{m}): Remove.
31457 * expr.c (expand_expr_real_2): Remove expansion path for
31458 reduc_[us](min|max|plus) optabs.
31459 * optabs-tree.c (scalar_reduc_to_vector): Remove.
31460 * optabs-tree.h (scalar_reduc_to_vector): Remove.
31461 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
31462 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
31463 * tree-vect-loop.c (vectorizable_reduction): Remove test for
31464 reduc_[us](min|max|plus) optabs.
31466 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31468 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
31469 (reduc_plus_scal_v2sf): New.
31470 (reduc_smax_v2sf): Rename to...
31471 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
31472 (reduc_smin_v2sf): Rename to...
31473 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
31475 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
31477 * alias.c (compare_base_symbol_refs): New function.
31478 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
31481 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31483 PR middle-end/68146
31484 PR tree-optimization/69155
31485 * tree-complex.c: Include cfganal.h.
31486 (phis_to_revisit): New variable.
31487 (extract_component): Add phiarg_p argument. Assert that returned
31488 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
31489 (update_phi_components): Partly rewrite to use loop over real/imag
31490 components instead of code duplication. If extract_component returns
31491 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
31492 create_tmp_reg into the PHI node instead, and mention the phi triplet
31493 in phis_to_revisit.
31494 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
31495 in phis_to_revisit at the end.
31497 2016-01-14 Richard Biener <rguenther@suse.de>
31499 PR tree-optimization/68060
31500 * tree-vect-loop.c (vect_is_simple_reduction): Check the
31501 outer loop reduction is only used in the inner loop before
31502 detecting a double reduction.
31504 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31507 * combine.c (expand_field_assignment): Punt if compute_mode is
31508 unsupported scalar mode.
31510 2016-01-14 Richard Biener <rguenther@suse.de>
31512 PR tree-optimization/66856
31513 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
31514 SLP node only if it built successfully.
31515 (vect_analyze_slp_instance): Adjust.
31517 2016-01-14 Jeff Law <law@redhat.com>
31519 PR tree-optimization/69270
31520 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
31521 (record_edge_info): Use it. Convert boolean_{true,false}_node
31522 to the type of op0.
31524 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
31527 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
31528 use block_ultimate_origin
31529 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
31531 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31533 * doc/invoke.texi (Submodel Options): Rename section to
31534 "Machine-Dependent Options" to better reflect its content.
31535 Rewrite introductory text to remove archaic CPU names.
31538 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31540 * doc/invoke.texi (Code Gen Options): Move section up in file,
31541 before target-specific options. Update menu and option summary
31542 to reflect the new section ordering.
31544 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31546 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
31547 (C++ Dialect Options): Add cross-reference to -std option.
31548 * doc/standards.texi (C++ Language): Document C++14 support.
31550 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
31552 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
31553 for pack/unpack functions for __ibm128.
31554 (PACK_IF): Likewise.
31555 (UNPACK_IF): Likewise.
31557 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
31558 support for __ibm128 pack/unpack functions.
31559 (rs6000_invalid_builtin): Likewise.
31560 (rs6000_init_builtins): Likewise.
31561 (rs6000_opt_masks): Likewise.
31563 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
31564 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
31566 (RS6000_BTM_COMMON): Likewise.
31568 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
31569 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
31570 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
31571 128-bit floating point. Add support for the double values to be
31572 in Altivec registers for TF/IF packing and unpacking, but restrict
31573 TD packing sub-fields to be FPR registers. Don't allow overlapped
31574 register support for packing. Allow pack inputs to be memory
31575 locations. Don't build generator functions for unpack<mode>_dm
31576 and unpack<mode>_nodm.
31577 (unpack<mode>_dm): Likewise.
31578 (unpack<mode>_nodm): Likewise.
31579 (pack<mode>): Likewise.
31581 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
31582 built-in functions to pack/unpack explicit __ibm128 values.
31583 (__builtin_unpack_ibm128): Likewise.
31585 * doc/extend.texi (PowerPC Built-in Functions): Document
31586 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
31588 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
31591 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
31592 Add new arg loc and pass it down as context.
31593 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
31594 to the location to use for the warning.
31595 (check_function_arguments): New arg loc. All callers changed. Pass
31596 it to check_function_nonnull.
31597 * c-common.h (check_function_arguments): Adjust declaration.
31599 2016-01-13 Jakub Jelinek <jakub@redhat.com>
31601 PR tree-optimization/69156
31602 * gimple.c (validate_type): Removed.
31603 (gimple_builtin_call_types_compatible_p): Use
31604 useless_type_conversion_p instead of validate_type.
31605 * value-prof.c (gimple_stringop_fixed_value): Fold
31606 icall_size to correct type.
31608 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31610 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
31613 2016-01-13 Richard Henderson <rth@redhat.com>
31616 * target.def (builtin_tm_load, builtin_tm_store): Remove.
31617 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
31618 (ix86_builtin_tm_store): Remove.
31619 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31620 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31621 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31622 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31623 * doc/tm.texi: Rebuild.
31625 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
31626 (BUILT_IN_TM_MEMCPY_RTWN): New.
31627 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
31628 fallback from vector to integer helpers.
31629 (build_tm_load): Handle vector types directly, instead of
31631 (build_tm_store): Likewise.
31632 (expand_assign_tm): Prepare for register types not handled by
31633 the above. Copy them to memory and use memcpy.
31634 * tree.c (tm_define_builtin): New.
31635 (find_tm_vector_type): New.
31636 (build_tm_vector_builtins): New.
31637 (build_common_builtin_nodes): Call it.
31639 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
31641 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
31642 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
31644 2016-01-13 Tom de Vries <tom@codesourcery.com>
31646 PR tree-optimization/69169
31647 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
31648 handled_struct_type param.
31649 (create_variable_info_for, intra_create_variable_infos): Call
31650 create_variable_info_for_1 with extra arg.
31652 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
31654 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
31655 and "armv8.1-a+crc" entries.
31657 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
31660 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
31661 Change first operand predicate from register_or_constm1_operand
31662 to register_operand.
31663 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
31664 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
31665 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
31666 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
31667 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
31668 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
31669 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
31670 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
31671 comparison with constm1_rtx from vec_prefetch_gen part.
31673 2016-01-13 Richard Biener <rguenther@suse.de>
31675 PR tree-optimization/69013
31676 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
31677 Exchange assert for a test.
31679 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31682 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
31684 2016-01-13 Richard Biener <rguenther@suse.de>
31686 PR tree-optimization/69242
31687 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
31688 assert with a check.
31690 2016-01-13 Richard Biener <rguenther@suse.de>
31692 PR tree-optimization/69186
31693 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
31694 Properly guard vect_update_misalignment_for_peel call.
31696 2016-01-12 Jeff Law <law@redhat.com>
31698 PR tree-optimization/pr67755
31699 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
31700 "need_profile_correction".
31701 (thread_block_1): Initialize new field to false by default. If we
31702 have multiple thread paths through a common joiner to different
31703 final targets, then set new field to true.
31704 (compute_path_counts): Only do count adjustment when it's really
31707 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31709 * doc/invoke.texi (Spec Files): Move section down in file, past
31710 all command-line option descriptions.
31712 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31714 PR middle-end/54809
31715 * doc/gty.texi: Remove documentation of mark_hook.
31716 * gengtype.c (struct write_types_data): Remove code to support
31717 mark_hook attribute.
31718 (walk_type): Likewise.
31719 (write_func_for_structure): Likewise.
31721 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31723 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
31724 Directory Options, and -specs= to Overall Options.
31725 (Overall Options): Adjust similarly. Reorder to group related
31726 options together. Make -specs= cross-reference the spec file details.
31727 (Directory Options): Adjust similarly.
31729 2016-01-12 Jeff Law <law@redhat.com>
31731 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
31733 2016-01-12 Olivier Hainque <hainque@adacore.com>
31735 * gcc.c (spec_undefvar_allowed): New global.
31736 (process_command): Set to true when running for --version or --help,
31738 (getenv_spec_function): When the variable is not defined, use the
31739 variable name as the variable value if we're allowed not to issue
31742 2016-01-12 Bin Cheng <bin.cheng@arm.com>
31744 PR tree-optimization/68911
31745 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
31746 information computed for expression "init + nit * step".
31748 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31750 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
31751 about name of GCC executable. Remove deleted node from menu.
31752 (Directory Options) <-B>: Remove cross-reference to deleted node.
31753 (Target Options): Delete section.
31755 2016-01-12 Christian Bruel <christian.bruel@st.com>
31758 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
31759 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
31761 2016-01-12 Jakub Jelinek <jakub@redhat.com>
31764 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
31765 aligned_mem is properly set for AVX512-VL floating point masked
31769 * ifcvt.c (cond_exec_process_if_block): When removing the last
31770 insn from then_bb, remove also any possible barriers that follow it.
31772 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
31776 * config/i386/iamcu.h (SIZE_TYPE): New macro.
31777 (PTRDIFF_TYPE): Likewise.
31778 (WCHAR_TYPE): Likewise.
31779 (WCHAR_TYPE_SIZE): Likewise.
31780 (STDINT_LONG32): Likewise.
31782 2016-01-12 Richard Biener <rguenther@suse.de>
31784 PR tree-optimization/69053
31785 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
31786 convert initial value for cond reductions.
31788 2016-01-12 Richard Biener <rguenther@suse.de>
31790 PR tree-optimization/69007
31791 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
31792 widen_sum after dot_prod and sad.
31794 2016-01-12 Richard Biener <rguenther@suse.de>
31796 PR tree-optimization/69168
31797 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
31798 pattern stmt SLP type.
31799 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
31800 end up unused so cope with that case.
31802 2016-01-12 Richard Biener <rguenther@suse.de>
31804 PR tree-optimization/69157
31805 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
31806 stmts def type only during analyze phase.
31807 (vectorizable_call): Likewise.
31808 (vectorizable_simd_clone_call): Likewise.
31809 (vectorizable_conversion): Likewise.
31810 (vectorizable_assignment): Likewise.
31811 (vectorizable_shift): Likewise.
31812 (vectorizable_operation): Likewise.
31813 (vectorizable_store): Likewise.
31814 (vectorizable_load): Likewise.
31816 2016-01-12 Richard Biener <rguenther@suse.de>
31818 PR tree-optimization/69174
31819 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
31821 (vectorizable_load): Properly compute the number of loads needed
31822 for permuted strided SLP loads and do not spuriously assign
31823 to SLP_TREE_VEC_STMTS.
31825 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
31827 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
31828 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
31829 (MD_EXEC_PREFIX): Remove.
31830 (MD_STARTFILE_PREFIX) Removee.
31831 (FILE_NAME_ABSOLUTE_P): Remove.
31832 (CPP_SPEC): Do not read macros from sys/version.h.
31833 (LINK_COMMAND_SPEC): Remove.
31834 (LOCAL_INCLUDE_DIR): Remove.
31835 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
31836 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
31837 (POST_LINK_SPEC): Define to invoke stubify after linker
31838 (LIBSTDCXX): Remove define
31839 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
31840 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
31841 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
31842 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
31843 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
31844 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
31845 (i386_djgpp_asm_named_section): Add propotype of new procedure
31847 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
31848 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
31849 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
31850 in config/i386/djgpp.h).
31851 (STANDARD_STARTFILE_PREFIX_2): Define identical to
31852 STANDARD_STARTFILE_PREFIX_1.
31853 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
31854 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
31855 installation errors.
31856 (MAX_OFILE_ALIGNMENT): Define to 128.
31857 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
31859 * config/i386/djgpp.c: New file. Add implementation of
31860 i386_djgpp_asm_named_section.
31862 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
31864 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
31865 Add rule for building djgpp.o.
31867 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31869 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
31870 (rtx_is_swappable_p): Reductions are swappable.
31871 (insn_is_swappable_p): V2DF reductions are swappable.
31873 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
31875 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
31876 reloads for other unsupported memory operands.
31878 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31879 Jim Wilson <jim.wilson@linaro.org>
31882 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
31883 copy_to_mode_reg instead of force_reg.
31885 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
31888 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
31889 TARGET_80387 is true.
31891 2016-01-11 Jakub Jelinek <jakub@redhat.com>
31894 * lra-eliminations.c (move_plus_up): Only move plus up
31895 if subreg of the constant can be simplified into constant
31896 and use the simplified subreg of the constant instead of
31897 the original constant.
31899 * fold-const.c (fold_convertible_p): Don't return true
31900 for conversion of VECTOR_TYPE to same sized integral type.
31901 (fold_convert_loc): Fix up formatting. Fold conversion of
31902 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
31903 instead of NOP_EXPR.
31905 PR tree-optimization/69214
31906 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
31907 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
31910 PR tree-optimization/69207
31911 * tree-vect-slp.c (vect_get_constant_vectors): For
31912 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
31913 fold_convertible_p to vector_type's element type, and always
31914 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
31916 2016-01-11 Richard Biener <rguenther@suse.de>
31918 PR tree-optimization/69173
31919 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
31920 fixup the cycle if all stmts are in a pattern.
31922 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
31924 PR middle-end/68999
31925 * alias.c (base_alias_check): Move check for addresses with
31926 alignment ANDs before the call for compare_base_decls.
31927 (memrefs_conflict_p): Return -1 for different decls
31928 that went through alignment adjustments.
31930 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31932 PR rtl-optimization/68796
31933 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
31934 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
31935 and QImode comparisons against zero with CC_NZmode.
31936 * config/aarch64/iterators.md (short_mask): New mode_attr.
31938 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
31940 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
31941 (<avx512>_store<mode>_mask): Likewise.
31943 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
31944 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31946 PR rtl-optimization/68841
31947 * ifcvt.c (struct noce_if_info): Add orig_x field.
31948 (bbs_ok_for_cmove_arith): Add to_rename parameter.
31949 Don't record conflicts on to_rename if it's present.
31950 Allow memory destinations in sets.
31951 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
31952 blocks, passing orig_x to the checks.
31953 (noce_process_if_block): Set if_info->orig_x appropriately.
31955 2016-01-11 Tom de Vries <tom@codesourcery.com>
31957 PR tree-optimization/69069
31958 * tree-parloops.c (create_parallel_loop): Add missing phi args.
31960 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
31962 PR rtl-optimization/68920
31963 * config/i386/i386.c (ix86_option_override_internal): Restrict number
31964 of conditional moves for RTL if-conversion to 1 for
31965 TARGET_ONE_IF_CONV_INSN.
31966 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
31967 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
31968 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
31969 parameter to restirct number of conditional moves for
31971 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
31972 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
31975 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
31978 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
31979 onepart vars. Fix typo in comment. Fix reversed condition in
31981 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
31984 * var-tracking.c (dump_onepart_variable_differences): New.
31985 (dataflow_set_different): If a detailed dump is requested,
31986 delay early returns and dump differences between onepart
31987 variables present before and after, and added variables.
31989 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
31992 * expr.c (expand_expr_real_1): For boolean vector constants
31993 with a scalar mode use const_scalar_mask_from_tree.
31994 (const_scalar_mask_from_tree): New.
31995 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
31996 assigned to a mask type to handle constants.
31998 2016-01-11 Martin Jambor <mjambor@suse.cz>
32001 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32002 useless parameters if we cannot change function signature.
32004 2016-01-11 Martin Jambor <mjambor@suse.cz>
32007 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32010 2016-01-11 Tom de Vries <tom@codesourcery.com>
32012 PR tree-optimization/69109
32013 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32016 2016-01-11 Tom de Vries <tom@codesourcery.com>
32018 PR tree-optimization/69108
32019 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32020 res is not used in a phi.
32022 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32025 * common.opt (frandom-seed): Fix parameter name.
32026 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32028 2016-01-11 Tom de Vries <tom@codesourcery.com>
32030 PR tree-optimization/69058
32031 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32034 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32036 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32037 (mcode-density): Likewise.
32039 2016-01-10 Tom de Vries <tom@codesourcery.com>
32041 PR tree-optimization/69062
32042 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32043 (parallelize_loops): Don't paralelize loop that has phi with address
32046 2016-01-10 Tom de Vries <tom@codesourcery.com>
32048 PR tree-optimization/69039
32049 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32052 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32054 PR middle-end/68743
32055 * match.pd: Require target has function_c99_misc before doing
32056 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32058 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32060 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32062 * configure: Regenerate.
32064 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32066 PR middle-end/50865
32067 PR tree-optimization/69097
32068 * fold-const.h (expr_not_equal_to): New prototype.
32069 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32070 (expr_not_equal_to): New function.
32071 * match.pd (X % -Y is the same as X % Y): Don't optimize
32072 unless X is known not to be equal to minimum or Y is known
32073 not to be equal to -1.
32074 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32075 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32076 (simplify_stmt_using_ranges): Adjust caller.
32077 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32078 substitute_and_fold.
32080 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32082 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32085 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32087 PR tree-optimization/69167
32088 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32089 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32091 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32093 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32094 Richard Biener <rguenther@suse.de>
32096 PR tree-optimization/68707
32097 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32098 instances that can be handled via vect_load_lanes.
32100 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32102 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32103 if we can't determine address equivalence.
32104 * alias.c (compare_base_decl): Update for changed return value of
32105 symtab_node::equal_address_to.
32107 2016-01-08 Jason Merrill <jason@redhat.com>
32111 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32112 * expr.c (store_field): Not here.
32113 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32114 call with TREE_ADDRESSABLE type.
32115 * tree-cfg.c (verify_gimple_call): Adjust.
32117 2016-01-08 Olivier Hainque <hainque@adacore.com>
32119 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32122 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32124 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32125 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32126 (reduc_smin_v2sf): Rename to...
32127 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32128 (reduc_splus_v2sf): Rename to...
32129 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32131 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32133 PR tree-optimization/69162
32134 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32135 valist argument in another argument.
32136 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32137 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
32138 to determine the va_list type, build a MEM_REF instead of
32139 build_fold_indirect_ref.
32141 PR tree-optimization/69172
32142 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
32145 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
32147 PR tree-optimization/67781
32148 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
32149 and cmpnop in two steps: first the ones not accessed in original
32150 gimple expression in a endian independent way and then the ones not
32151 accessed in the final result in an endian-specific way.
32153 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32155 PR tree-optimization/69083
32156 * tree-vect-slp.c (vect_get_constant_vectors): For
32157 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
32158 element type. If op is fold_convertible_p to vector_type's element
32159 type, use NOP_EXPR instead of VCE.
32161 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32163 PR rtl-optimization/67778
32164 PR rtl-optimization/68634
32165 PR rtl-optimization/68909
32166 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32167 block from the stack until done with it. Remove a superfluous
32168 bitmap set. Remove a superfluous bitmap test.
32170 2016-01-07 Martin Sebor <msebor@redhat.com>
32173 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32174 constraint on the type of arguments.
32176 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32178 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32179 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32180 unaligned_access on the gcc_options set.
32181 * config/arm/arm.c (arm_option_override_internal): Use
32182 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32184 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32187 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32188 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32190 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32193 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32196 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32197 depending on frame_pointer_needed before remaining integer and SSE
32198 registers are saved.
32200 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32203 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32205 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32208 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32209 Use the "xBm" constraint.
32210 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32212 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32213 (sse_cvtsi2ssq<round_name>): Likewise.
32214 (sse_cvtss2si<round_name>): Likewise.
32215 (sse_cvtss2siq<round_name>): Likewise.
32216 (sse2_cvtsi2sdq<round_name>): Likewise.
32217 (sse2_cvtsd2si<round_name>): Likewise.
32218 (sse2_cvtsd2siq<round_name>): Likewise.
32219 * config/i386/subst.md (round_nimm_scalar_predicate): New
32222 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32224 PR middle-end/67639
32225 * varasm.c (make_decl_rtl): Mark invalid register vars as
32228 PR rtl-optimization/66206
32229 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32230 All callers changed.
32232 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32234 PR tree-optimization/69141
32235 * tree-ssa-pre.c: Include langhooks.h.
32236 (eliminate_dom_walker::before_dom_children): Use
32237 lang_hooks.decl_printable_name instead of
32238 cgraph_node::get ()->name ().
32240 PR middle-end/68960
32241 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32242 it and DECL_ALIGN too.
32244 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32246 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32248 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32251 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32252 depending on frame_pointer_needed before remaining integer and SSE
32253 registers are saved.
32255 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32257 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32258 mode iterator with VSX_M2.
32259 (*p9_vecstore_<mode>): Likewise.
32260 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32261 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32262 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32263 (define_split for VSX_LE128 stores): Likewise.
32264 (define_peephole2 for TImode LE swaps): Likewise.
32265 (define_split for VSX_LE128 post-reload stores): Likewise.
32267 2016-01-06 Marek Polacek <polacek@redhat.com>
32270 * convert.c (convert_to_integer_1): Adjust call to
32271 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32272 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32273 EXPR instead of ARG.
32274 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32276 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32279 * doc/extend.texi (RL78 Variable Attributes): New section.
32281 2016-01-05 Marek Polacek <polacek@redhat.com>
32284 * builtins.c (get_memmodel): Use expansion point location rather than
32285 the input location. Call warning_at rather than warning.
32286 (expand_builtin_atomic_compare_exchange): Likewise.
32287 (expand_builtin_atomic_load): Likewise.
32288 (expand_builtin_atomic_store): Likewise.
32289 (expand_builtin_atomic_clear): Likewise.
32291 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32294 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32295 Replace nonimmediate_operand with vector_operand.
32296 * config/i386/predicates.md (vector_operand): New predicate.
32297 (general_vector_operand): Replace nonimmediate_operand with
32299 * config/i386/sse.md: Replace nonimmediate_operand with
32300 vector_operand and m constraint with Bm constraint on SSE
32301 patterns with 16-byte memory operand.
32302 * config/i386/subst.md (round_nimm_predicate): Replace
32303 nonimmediate_operand with vector_operand.
32304 (round_saeonly_nimm_predicate): Likewise.
32305 (round_saeonly_nimm_scalar_predicate): New.
32307 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32310 * config/i386/constraints.md (Bm): New constraint.
32311 * config/i386/predicates.md (vector_memory_operand): New
32313 * config/i386/sse.md: Replace xm with xBm in plusminus and
32314 any_logic patterns.
32316 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32319 * doc/extend.texi (V850 Function Attributes): New section.
32320 (V850 Variable Attributes): New section.
32322 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32325 * doc/extend.texi (MicroBlaze Function Attributes): Document
32326 interrupt_handler and fast_interrupt attributes.
32328 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32331 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32332 for local symbolic operands.
32333 * config/ia64/predicates.md (local_symbolic_operand64): New
32336 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32338 PR rtl-optimization/68651
32339 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32342 2016-01-05 Nathan Sidwell <nathan@acm.org>
32344 * alias.c (compare_base_decls): Use symtab_node::get.
32346 2016-01-05 Nick Clifton <nickc@redhat.com>
32349 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32350 secondary_reload_info structure.
32353 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32354 decls if weak support is available.
32356 2016-01-04 Martin Sebor <msebor@redhat.com>
32358 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32360 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32362 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32363 OPTION_MASK_P9_DFORM.
32365 * config/rs6000/constraints.md (wo constraint): New constraint for
32368 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32370 (rs6000_init_hard_regno_mode_ok): Likewise.
32372 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32375 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32376 expanders not to have constraints. Add support for ISA 3.0 xxperm
32377 instruction. Add support for fusing xxlor with xxperm.
32378 (altivec_vperm_<mode>_internal): Likewise.
32379 (altivec_vperm_v8hiv16qi): Likewise.
32380 (altivec_vperm_<mode>v16q): Likewise.
32381 (altivec_vperm_<mode>_uns): Likewise.
32382 (vperm_v8hiv4si): Likewise.
32383 (vperm_v16qiv8hi): Likewise.
32385 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32387 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32389 Update copyright years.
32391 * gcc.c (process_command): Update copyright notice dates.
32392 * gcov-dump.c (print_version): Ditto.
32393 * gcov.c (print_version): Ditto.
32394 * gcov-tool.c (print_version): Ditto.
32395 * gengtype.c (create_file): Ditto.
32396 * doc/cpp.texi: Bump @copying's copyright year.
32397 * doc/cppinternals.texi: Ditto.
32398 * doc/gcc.texi: Ditto.
32399 * doc/gccint.texi: Ditto.
32400 * doc/gcov.texi: Ditto.
32401 * doc/install.texi: Ditto.
32402 * doc/invoke.texi: Ditto.
32404 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32406 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
32407 modes larger than TImode as TImode if NEON is not enabled.
32409 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32412 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
32413 mode for %f0-%f31 only if TARGET_FPU.
32415 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32418 * config/sparc/sparc.c (scan_record_type): Take into account subfields
32419 to compute the PACKED_P predicate.
32420 (function_arg_record_value): Minor tweaks.
32422 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32424 * doc/install.texi (--with-multilib-list): Describe the meaning of the
32425 option for arm*-*-* targets.
32427 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
32429 * doc/extend.texi (Common Function Attributes): Move docs for
32430 MSP430-specific attributes to....
32431 (MSP430 Function Attributes): ...here. Delete the redundant
32432 entries and copy-edit the remaining text.
32433 (MSP430 Variable Attributes): Use uniform format for index
32434 entries and add a cross-reference to the corresponding function
32437 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
32439 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
32441 (x86 Options): Likewise.
32443 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32447 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
32448 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
32449 to corresponding attribute.
32451 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32453 * doc/extend.texi (Common Function Attributes) <noplt>: Move
32454 to correct alphabetization of table. Copy-edit and correct
32456 <stack_protect>: Likewise.
32457 <target_clones>: Likewise.
32459 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
32460 Correct punctuation.
32461 (Code Gen Options) <-fno-plt>: Copy-edit.
32463 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
32466 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
32467 SI values. Explicitly convert SI to DI and vice-versa.
32469 2016-01-01 Jakub Jelinek <jakub@redhat.com>
32471 PR tree-optimization/69070
32472 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
32473 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
32476 * ubsan.c (ubsan_instrument_float_cast): Call
32477 initialize_sanitizer_builtins.
32480 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
32482 Copyright (C) 2016 Free Software Foundation, Inc.
32484 Copying and distribution of this file, with or without modification,
32485 are permitted in any medium without royalty provided the copyright
32486 notice and this notice are preserved.