1 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3 * configure.ac: Split CHECKING_P into CHECKING_P and
5 * configure: Regenerated.
6 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
7 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
12 * gcc.c (process_command): For @filename handling, output
13 the correct name if the file does not exist.
15 2016-09-30 Marek Polacek <polacek@redhat.com>
17 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
18 * config/alpha/predicates.md: Likewise.
20 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22 * ifcvt.c (noce_try_avoid_const_materialization): New function.
23 (noce_process_if_block): Use it.
25 2016-09-30 Martin Liska <mliska@suse.cz>
27 * doc/invoke.texi: Document asan-use-after-return that
28 it's disabled by default in runtime.
30 2016-09-30 Richard Biener <rguenther@suse.de>
32 * tree-vrp.c (intersect_ranges): If we failed to handle
33 the intersection choose a constant singleton range if available.
35 2016-09-30 Richard Biener <rguenther@suse.de>
37 PR tree-optimization/77399
38 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
39 float <-> int conversions.
41 2016-09-30 Alan Modra <amodra@gmail.com>
43 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
45 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
48 ext_level before calling CPUID with 0x80000008.
49 Simplify xgetbv checks.
51 2016-09-29 David Malcolm <dmalcolm@redhat.com>
53 * Makefile.in (OBJS): Add print-rtl-function.o.
54 * print-rtl-function.c: New file.
55 * print-rtl.h (print_rtx_function): New decl.
57 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/cpuid.h (__get_cpuid_count): New.
61 (__get_cpuid): Rename __level to __leaf.
63 2016-09-29 Marek Polacek <polacek@redhat.com>
65 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
67 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
69 * builtins.c (expand_builtin_memcmp): don't swap args unless
70 result is only being compared with zero.
72 2016-09-29 Marek Polacek <polacek@redhat.com>
74 * dwarf2out.c (loc_descriptor): Add fall through comment.
75 (add_const_value_attribute): Likewise.
77 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
79 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
80 with "v6t2". Move "arch" attribute above "pool_range".
81 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
83 (*thumb2_movhi_vfp): Likewise.
84 (*arm_movhi_fp16): Likewise.
85 (*thumb2_movhi_fp16): Likewise.
86 (*arm_movsi_vfp): Remove "arch" attribute.
87 (*thumb2_movsi_vfp): Likewise.
89 2016-09-29 Martin Liska <mliska@suse.cz>
91 * doc/extend.texi: Remove limitation of Objective C for
92 __attribute__((constructor)) and __attribute__((destructor)).
94 2016-09-29 Richard Biener <rguenther@suse.de>
96 PR tree-optimization/77768
97 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
98 Handle stores to readonly memory when removing redundant stores.
100 2016-09-29 Richard Biener <rguenther@suse.de>
103 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
104 X / -X -> -1 simplifications.
106 2016-09-29 Richard Biener <rguenther@suse.de>
109 * match.pd: Add max(a,-a) -> abs(a) pattern.
110 * tree-ssa-phiopt.c (minmax_replacement): Disable for
111 HONOR_SIGNED_ZEROS types.
113 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
115 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
116 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
118 2016-09-29 Richard Biener <rguenther@suse.de>
120 * tree-vrp.c (set_defs_to_varying): New helper avoiding
121 writing to vr_const_varying.
122 (vrp_initialize): Call it.
123 (vrp_visit_stmt): Likewise.
124 (evrp_dom_walker::before_dom_children): Likewise.
126 2016-09-29 Richard Biener <rguenther@suse.de>
128 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
129 constructors with vector elements.
131 2016-09-29 Richard Biener <rguenther@suse.de>
133 PR tree-optimization/77768
134 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
135 with stores to a place we know has a constant value.
137 2016-09-29 Alan Modra <amodra@gmail.com>
139 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
140 * doc/invoke.texi: Document it.
141 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
142 (rs6000_passes_float): Comment.
143 (rs6000_passes_long_double): New static var.
144 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
145 (init_cumulative_args): Set up to emit fp .gnu_attribute for
146 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
147 to include fp values returned in vectors.
148 Set rs6000_passes_long_double.
149 (rs6000_function_arg_advance_1): Likewise for function args.
150 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
151 and SPE. Emit long double tag value too.
152 (rs6000_opt_vars): Add gnu-attr.
153 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
154 * configure: Regenerate.
155 * config.in: Regenerate.
157 2016-09-28 Jakub Jelinek <jakub@redhat.com>
159 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
161 (format_floating, format_string, format_directive,
162 get_destination_size, pass_sprintf_length::handle_gimple_call):
165 2016-09-28 Jakub Jelinek <jakub@redhat.com>
167 * gimple-ssa-sprintf.c: Fix comment formatting.
168 (format_integer): Use is_gimple_assign.
169 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
170 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
171 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
172 (pass_sprintf_length::execute): Use is_gimple_call.
174 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
176 * gimple-fold.c (gimple_fold_builtin): After failing to fold
177 strchr, also try the generic folding.
179 2016-09-28 Martin Sebor <msebor@redhat.com>
182 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
185 2016-09-28 Martin Sebor <msebor@redhat.com>
188 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
189 length modifier is not expected.
190 (format_floating): Ignore l length modifier and fail gracefuly
191 when it isn't one of the other expected ones.
193 2016-09-28 Martin Sebor <msebor@redhat.com>
196 * varasm.c (assemble_addr_to_section): Increase local buffer size.
198 2016-09-27 Richard Biener <rguenther@suse.de>
200 * dwarf2out.c (cu_die_list): New global.
201 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
202 main_comp_unit_die to cu_die_list if we created it.
203 Move break_out_includes ...
204 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
207 2016-09-28 Richard Biener <rguenther@suse.de>
209 * dwarf2out.c (struct die_struct): Add removed flag.
210 (lookup_type_die): If the DIE is marked as removed, clear
211 TYPE_SYMTAB_DIE and return NULL.
212 (lookup_decl_die): If the DIE is marked as removed, remove it
213 from the hash and return NULL.
214 (mark_removed): New helper.
215 (prune_unused_types_prune): Call it for removed DIEs.
216 (gen_subprogram_die): Move the premark_used_types call to after
217 DIEs for the functions scopes are generated.
218 (process_scope_var): Do not re-create pruned types or type decls.
219 Make sure to also re-parent type decls.
220 (dwarf2out_finish): Move unused type pruning and debug_types
222 (dwarf2out_early_finish): ... here.
224 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
226 * config/arc/arc-c.c: New file.
227 * config/arc/arc-c.def: Likewise.
228 * config/arc/t-arc: Likewise.
229 * config.gcc: Include arc-c.o as c and cpp object.
230 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
231 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
232 arc_cpu_cpp_builtins.
234 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
236 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
237 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
239 2016-09-28 Nathan Sidwell <nathan@acm.org>
241 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
244 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
246 PR tree-optimization/61056
247 * gimple-fold.c (gimple_fold_builtin_strchr):
248 New function to optimize strchr (s, 0) to strlen.
249 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
251 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
253 PR tree-optimization/77724
254 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
255 Add tree_fits_shwi_p check.
257 2016-09-27 Jakub Jelinek <jakub@redhat.com>
259 * auto-inc-dec.c (try_merge): Remove break after return.
260 * cselib.c (autoinc_split): Likewise.
261 * explow.c (promote_mode): Likewise.
262 * fixed-value.c (fixed_arithmetic): Likewise.
263 * hsa.c (hsa_internal_fn::get_arity): Likewise.
264 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
265 * trans-mem.c (get_attrs_for): Likewise.
266 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
267 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
268 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
269 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
270 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
271 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
272 * config/cris/cris.c (cris_op_str): Likewise.
273 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
274 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
276 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
278 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
279 IFN_GOACC_REDUCTION_CODES): New.
280 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
281 ifn_goacc_reduction_kind): Use them.
282 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
283 of internal functions, when applicable.
285 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
287 * config/mips/constraints.md (d): Fix documentation.
288 * doc/md.texi (Machine Constraints): Update accordingly.
290 2016-09-27 Richard Biener <rguenther@suse.de>
292 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
293 cur_line_info_table initialization ...
294 (dwarf2out_assembly_start): ... here.
296 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
298 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
299 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
300 (*thumb2_movhi_vfp): Likewise.
301 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
302 template. Expand predicable attribute to mark VMOV.F16 as not
303 predicable. Add "arch" attribute.
304 (*thumb2_movhi_fp16): Likewise.
305 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
306 (*thumb2_movsi_vfp): Add "arch" attribute.
308 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
310 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
313 2016-09-27 Marek Polacek <polacek@redhat.com>
315 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
318 * config/c6x/c6x.h: Adjust fall through comment.
319 * config/sh/sh.c (final_prescan_insn): Likewise.
320 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
321 (visium_expand_fp_cstore): Likewise.
323 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
325 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
326 expected by -Wimplicit-fallthrough.
327 (thumb1_size_rtx_costs): Likewise.
328 (thumb2_reorg): Likewise.
329 (tls_mentioned_p): Add "Fall through" comment.
330 (thumb2_reorg): Likewise.
331 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
332 comment form expected by -Wimplicit-fallthrough.
334 2016-09-27 Martin Liska <mliska@suse.cz>
336 PR gcov-profile/46266
337 * input.h (RESERVED_LOCATION_P): New macro.
338 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
339 instread of comparison with UNKNOWN_LOCATION.
341 2016-09-27 Richard Biener <rguenther@suse.de>
343 PR tree-optimization/77745
344 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
345 When removing redundant stores make sure to check compatibility
346 of the TBAA state for downstream accesses.
347 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
348 value-numbering virtual operands for store matches.
350 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
353 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
354 movrt patterns. Match them before anything else in the SET case.
356 2016-09-27 Martin Liska <mliska@suse.cz>
359 PR gcov-profile/16855
360 PR gcov-profile/44779
361 * coverage.c (build_gcov_exit_decl): New function.
362 (coverage_obj_init): Call the function and generate __gcov_exit
364 * doc/gcov.texi: Document when __gcov_exit function is called.
366 2016-09-27 Marek Polacek <polacek@redhat.com>
369 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
370 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
371 -Wno-error instead of -Wno-implicit-fallthrough.
373 2016-09-27 Martin Liska <mliska@suse.cz>
376 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
378 2016-09-27 Jakub Jelinek <jakub@redhat.com>
380 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
381 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
382 comments. Remove break after return.
383 (ix86_fp_compare_code_to_integer, has_dispatch,
384 ix86_simd_clone_usable): Remove break after return.
386 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
388 PR rlt-optimization/77714
389 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
392 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
395 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
396 extract_range_from_unary_expr to convert value_range.
397 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
398 (extract_range_from_unary_expr): This.
399 * tree-vrp.h (extract_range_from_unary_expr): Declare.
401 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
403 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
405 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
407 * config/i386/i386.c (ix86_print_operand)
408 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
409 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
410 (epilogue_renumber): Likewise.
412 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
415 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
416 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
418 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
420 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
421 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
422 is_mm_seq_cst, is_mm_sync): Move to ...
423 * memmodel.h: This. New file.
424 * builtins.c: Include memmodel.h.
425 * optabs.c: Likewise.
427 * config/aarch64/aarch64.c: Likewise.
428 * config/alpha/alpha.c: Likewise.
429 * config/arm/arm.c: Likewise.
430 * config/i386/i386.c: Likewise.
431 * config/ia64/ia64.c: Likewise.
432 * config/mips/mips.c: Likewise.
433 * config/rs6000/rs6000.c: Likewise.
434 * config/sparc/sparc.c: Likewise.
435 * genconditions.c: Include memmodel.h in generated file.
436 * genemit.c: Likewise.
437 * genoutput.c: Likewise.
438 * genpeep.c: Likewise.
439 * genpreds.c: Likewise.
440 * genrecog.c: Likewise.
442 2016-09-26 David Malcolm <dmalcolm@redhat.com>
444 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
445 "c" instead when parsing characters. Move operand parsing into...
446 (read_rtx_operand): ...this new function, renaming "i" to "idx",
447 and tightening the scope of various locals.
449 2016-09-26 Liu Hao <lh_mouse@126.com>
451 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
453 2016-09-26 Marek Polacek <polacek@redhat.com>
455 * system.h: Use __has_attribute to check whether the fallthrough
456 attribute is supported.
458 2016-09-26 Marek Polacek <polacek@redhat.com>
460 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
461 gimple_call_internal_p.
462 * ipa-split.c (find_return_bb): Likewise.
463 (execute_split_functions): Likewise.
464 * omp-low.c (dump_oacc_loop_part): Likewise.
465 (oacc_loop_xform_head_tail): Likewise.
466 * predict.c (predict_loops): Likewise.
467 * sanopt.c (pass_sanopt::execute): Likewise.
468 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
469 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
470 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
471 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
472 (expand_ifn_va_arg): Likewise.
473 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
474 (optimize_mask_stores): Likewise.
475 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
476 (vect_transform_stmt): Likewise.
477 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
478 * tsan.c (instrument_memory_accesses): Likewise.
480 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
481 Alexander Monakov <amonakov@ispras.ru>
483 * regrename.c (rename_chains): Check
484 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
485 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
486 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
488 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
490 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
491 (s390_sched_score): Likewise.
493 2016-09-26 Martin Liska <mliska@suse.cz>
495 * doc/gcov.texi: Update program output of gcov tool.
497 2016-09-26 Martin Liska <mliska@suse.cz>
499 PR gcov-profile/23332
500 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
501 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
502 * value-prof.c (dump_histogram_value): Do not handle
503 HIST_TYPE_CONST_DELTA.
504 (stream_in_histogram_value): Likewise.
505 (gimple_find_values_to_profile): Likewise.
506 * value-prof.h (enum hist_type): Likewise.
508 2016-09-26 Martin Liska <mliska@suse.cz>
510 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
511 from default sanitize recover values.
512 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
513 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
514 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
516 * opts.c (finish_options): Do a generic loop over options
517 that can be recovered.
518 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
520 (common_handle_option): Likewise.
521 * opts.h: Declare can_recover to sanitizer_opts_s.
523 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
525 * target.def(elf_flags_numeric): Change documentation to present tense.
526 * doc/tm.texi: Regenerate.
528 2016-09-26 Marek Polacek <polacek@redhat.com>
531 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
532 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
533 -Wno-switch-fallthrough.
534 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
535 (expand_builtin): Likewise.
536 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
537 * convert.c (convert_to_real_1): Likewise.
538 (convert_to_integer_1): Likewise.
539 * final.c (output_alternate_entry_point): Likewise.
540 * genattrtab.c (make_canonical): Likewise.
541 (write_test_expr): Likewise.
542 * genpreds.c (validate_exp): Likewise.
543 * gimple-ssa-strength-reduction.c
544 (find_candidates_dom_walker::before_dom_children): Likewise.
545 * godump.c (go_format_type): Likewise.
546 * reload1.c (elimination_effects): Likewise.
547 * resource.c (mark_referenced_resources): Likewise.
548 (mark_set_resources): Likewise.
549 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
550 * varasm.c (output_addressed_constants): Likewise.
552 2016-09-26 Marek Polacek <polacek@redhat.com>
555 * common.opt (Wimplicit-fallthrough): New option.
556 * doc/extend.texi: Document statement attributes and the fallthrough
558 * doc/invoke.texi: Document -Wimplicit-fallthrough.
559 * gimple.h (gimple_call_internal_p): New function.
560 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
561 (struct label_entry): New struct.
562 (find_label_entry): New function.
563 (case_label_p): New function.
564 (collect_fallthrough_labels): New function.
565 (last_stmt_in_scope): New function.
566 (should_warn_for_implicit_fallthrough): New function.
567 (warn_implicit_fallthrough_r): New function.
568 (maybe_warn_implicit_fallthrough): New function.
569 (expand_FALLTHROUGH_r): New function.
570 (expand_FALLTHROUGH): New function.
571 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
572 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
573 (gimplify_label_expr): New function.
574 (gimplify_case_label_expr): Set location.
575 (gimplify_expr): Call gimplify_label_expr.
576 * internal-fn.c (expand_FALLTHROUGH): New function.
577 * internal-fn.def (FALLTHROUGH): New internal function.
578 * langhooks.c (lang_GNU_OBJC): New function.
579 * langhooks.h (lang_GNU_OBJC): Declare.
580 * system.h (gcc_fallthrough): Define.
581 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
582 * tree.h (FALLTHROUGH_LABEL_P): Define.
584 2016-09-26 Richard Biener <rguenther@suse.de>
586 * dwarf2out.c (stripattributes): Remove unused function.
587 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
588 Push dwarf_split_debug_info handling into init_sections_and_labels.
589 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
590 (DEBUG_MACRO_SECTION_FLAGS): Remove.
591 (debug_macinfo_section_name): New global.
592 (output_macinfo): Use debug_macinfo_section_name.
593 (init_sections_and_labels): Split out section and label generation
594 from dwarf2out_init. Set debug_macinfo_section_name.
595 (dwarf2out_init): Move text section label generation and emission
597 (dwarf2out_assembly_start): ... here.
598 (dwarf2out_finish): Call init_sections_and_labels before DWARF
601 2016-09-26 Richard Biener <rguenther@suse.de>
604 * cgraphunit.c (analyze_functions): Before early removing
605 global vars calls the late_global_decl debug handler mark
606 the variable as readonly.
608 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
611 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
612 (sh_rtx_costs): Handle SET of movt and movrt patterns.
613 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
614 declare new overloads.
615 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
618 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
620 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
621 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
623 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
625 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
626 * configure: Regenerate.
628 2016-09-24 Marek Polacek <polacek@redhat.com>
631 * doc/invoke.texi: Document -Wbool-operation.
633 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
635 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
636 * config/rs6000/rs6000.c (expand_block_compare): New function used by
637 cmpmemsi pattern to do builtin expansion of memcmp ().
638 (compute_current_alignment): Add helper function for
639 expand_block_compare used to compute alignment as the compare proceeds.
640 (select_block_compare_mode): Used by expand_block_compare to select
641 the mode used for reading the next chunk of bytes in the compare.
642 (do_load_for_compare): Used by expand_block_compare to emit the load
643 insns for the compare.
644 (rs6000_emit_dot_insn): Moved this function to avoid a forward
645 reference from expand_block_compare ().
646 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
647 prototype for this function.
648 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
649 target option for controlling how much code inline expansion of
650 memcmp() will be allowed to generate.
652 2016-09-23 Jakub Jelinek <jakub@redhat.com>
654 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
655 hook_bool_mode_false, hook_bool_mode_true,
656 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
657 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
658 hook_bool_const_rtx_insn_const_rtx_insn_true,
659 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
660 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
661 hook_bool_const_tree_hwi_hwi_const_tree_false,
662 hook_bool_const_tree_hwi_hwi_const_tree_true,
663 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
664 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
665 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
666 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
667 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
668 hook_bool_const_tree_true, hook_bool_tree_tree_false,
669 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
670 hook_bool_rtx_insn_true, hook_bool_rtx_false,
671 hook_bool_uintp_uintp_false,
672 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
673 hook_rtx_tree_int_null, hook_uint_mode_0,
674 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
675 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
676 hook_constcharptr_const_rtx_insn_null,
677 hook_constcharptr_const_tree_const_tree_null,
678 hook_constcharptr_int_const_tree_null,
679 hook_constcharptr_int_const_tree_const_tree_null,
680 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
681 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
682 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
684 * vec.h (vNULL): Extend comment to say = vNULL initialization
685 isn't needed for static vars.
687 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
688 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
689 = vNULL initialization of file scope vec.
690 * passes.c (pass_tab, enabled_pass_uid_range_tab,
691 disabled_pass_uid_range_tab): Likewise.
692 * haifa-sched.c (sched_luids, h_i_d): Likewise.
693 * tree-chkp-opt.c (check_infos): Likewise.
694 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
696 * vec.h (vnull::operator vec): Add constexpr keyword for
699 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
701 PR tree-optimization/77654
702 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
703 to duplicate_ssa_name_ptr_info.
705 2016-09-23 David Malcolm <dmalcolm@redhat.com>
707 PR preprocessor/77672
708 * input.c (selftest::test_lexer_string_locations_simple): Update
709 test to expect location information of the terminator character
710 at the location of the final closing quote.
711 (selftest::test_lexer_string_locations_hex): Likewise.
712 (selftest::test_lexer_string_locations_oct): Likewise.
713 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
714 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
715 (selftest::test_lexer_string_locations_ucn4): Likewise.
716 (selftest::test_lexer_string_locations_ucn8): Likewise.
717 (selftest::test_lexer_string_locations_u8): Likewise.
718 (selftest::test_lexer_string_locations_utf8_source): Likewise.
719 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
720 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
721 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
722 (selftest::test_lexer_string_locations_macro): Likewise.
723 (selftest::test_lexer_string_locations_long_line): Likewise.
725 2016-09-23 Richard Biener <rguenther@suse.de>
727 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
728 virtual definition to virtual use if the call devirtualizes
729 to a const or pure function.
730 (visit_use): Also visit calls we can devirtualize to a
731 const or pure function.
733 2016-09-23 Richard Biener <rguenther@suse.de>
735 PR tree-optimization/77697
736 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
737 signal error if we have sth ternary or unhandled.
739 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
741 * config/arm/arm_neon.h (vabd_f16): New.
779 (vcvtq_f16_s16): New.
780 (vcvtq_f16_u16): New.
781 (vcvtq_s16_f16): New.
782 (vcvtq_u16_f16): New.
783 (vcvta_s16_f16): New.
784 (vcvta_u16_f16): New.
785 (vcvtaq_s16_f16): New.
786 (vcvtaq_u16_f16): New.
787 (vcvtm_s16_f16): New.
788 (vcvtm_u16_f16): New.
789 (vcvtmq_s16_f16): New.
790 (vcvtmq_u16_f16): New.
791 (vcvtn_s16_f16): New.
792 (vcvtn_u16_f16): New.
793 (vcvtnq_s16_f16): New.
794 (vcvtnq_u16_f16): New.
795 (vcvtp_s16_f16): New.
796 (vcvtp_u16_f16): New.
797 (vcvtpq_s16_f16): New.
798 (vcvtpq_u16_f16): New.
799 (vcvt_n_f16_s16): New.
800 (vcvt_n_f16_u16): New.
801 (vcvtq_n_f16_s16): New.
802 (vcvtq_n_f16_u16): New.
803 (vcvt_n_s16_f16): New.
804 (vcvt_n_u16_f16): New.
805 (vcvtq_n_s16_f16): New.
806 (vcvtq_n_u16_f16): New.
820 (vmul_lane_f16): New.
823 (vmulq_lane_f16): New.
853 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
855 * config.gcc (extra_headers): Add arm_fp16.h
856 * config/arm/arm_fp16.h: New.
857 * config/arm/arm_neon.h: Include "arm_fp16.h".
859 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
861 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
863 (vmulf): New (v8hf, v4hf variants).
864 (vfma): New (v8hf, v4hf variants).
865 (vfms): New (v8hf, v4hf variants).
866 (vsub): New (v8hf, v4hf variants).
867 (vcage): New (v8hf, v4hf variants).
868 (vcagt): New (v8hf, v4hf variants).
869 (vcale): New (v8hf, v4hf variants).
870 (vcalt): New (v8hf, v4hf variants).
871 (vceq): New (v8hf, v4hf variants).
872 (vcgt): New (v8hf, v4hf variants).
873 (vcge): New (v8hf, v4hf variants).
874 (vcle): New (v8hf, v4hf variants).
875 (vclt): New (v8hf, v4hf variants).
876 (vceqz): New (v8hf, v4hf variants).
877 (vcgez): New (v8hf, v4hf variants).
878 (vcgtz): New (v8hf, v4hf variants).
879 (vcltz): New (v8hf, v4hf variants).
880 (vclez): New (v8hf, v4hf variants).
881 (vabd): New (v8hf, v4hf variants).
882 (vmaxf): New (v8hf, v4hf variants).
883 (vmaxnm): New (v8hf, v4hf variants).
884 (vminf): New (v8hf, v4hf variants).
885 (vminnm): New (v8hf, v4hf variants).
886 (vpmaxf): New (v4hf variant).
887 (vpminf): New (v4hf variant).
888 (vpadd): New (v4hf variant).
889 (vrecps): New (v8hf, v4hf variants).
890 (vrsqrts): New (v8hf, v4hf variants).
891 (vabs): New (v8hf, v4hf variants).
892 (vneg): New (v8hf, v4hf variants).
893 (vrecpe): New (v8hf, v4hf variants).
894 (vrnd): New (v8hf, v4hf variants).
895 (vrnda): New (v8hf, v4hf variants).
896 (vrndm): New (v8hf, v4hf variants).
897 (vrndn): New (v8hf, v4hf variants).
898 (vrndp): New (v8hf, v4hf variants).
899 (vrndx): New (v8hf, v4hf variants).
900 (vrsqrte): New (v8hf, v4hf variants).
901 (vmul_lane): Add v4hf and v8hf variants.
902 (vmul_n): Add v4hf and v8hf variants.
903 (vext): New (v8hf, v4hf variants).
904 (vcvts): New (v8hi, v4hi variants).
905 (vcvts): New (v8hf, v4hf variants).
906 (vcvtu): New (v8hi, v4hi variants).
907 (vcvtu): New (v8hf, v4hf variants).
908 (vcvts_n): New (v8hf, v4hf variants).
909 (vcvtu_n): New (v8hi, v4hi variants).
910 (vcvts_n): New (v8hi, v4hi variants).
911 (vcvtu_n): New (v8hf, v4hf variants).
912 (vbsl): New (v8hf, v4hf variants).
913 (vcvtas): New (v8hf, v4hf variants).
914 (vcvtau): New (v8hf, v4hf variants).
915 (vcvtms): New (v8hf, v4hf variants).
916 (vcvtmu): New (v8hf, v4hf variants).
917 (vcvtns): New (v8hf, v4hf variants).
918 (vcvtnu): New (v8hf, v4hf variants).
919 (vcvtps): New (v8hf, v4hf variants).
920 (vcvtpu): New (v8hf, v4hf variants).
922 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
924 * config/arm/arm-builtins.c (hf_UP): New.
926 (vfp_builtin_data): New. Update comment.
927 (enum arm_builtins): Include "arm_vfp_builtins.def".
928 (ARM_BUILTIN_VFP_PATTERN_START): New.
929 (arm_init_vfp_builtins): New.
930 (arm_init_builtins): Add arm_init_vfp_builtins.
931 (arm_expand_vfp_builtin): New.
932 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
934 * config/arm/arm_vfp_builtins.def: New file.
935 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
936 (arm-builtins.o): Likewise.
938 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
941 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
942 from constant while creating value range.
944 2016-09-23 Renlin Li <renlin.li@arm.com>
946 * ira.c (ira): Move ira_use_lra_p initialization code to ...
947 (ira_init_once): Here.
949 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
950 Jakub Jelinek <jakub@redhat.com>
952 * hooks.h (hook_uint_uintp_false): Rename to...
953 (hook_bool_uint_uintp_false): ... this.
954 * hooks.c (hook_uint_uintp_false): Rename to...
955 (hook_bool_uint_uintp_false): ... this.
956 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
957 instead of hook_uint_uintp_false.
959 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
961 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
962 (arm_init_builtins): Move body of a loop to the standalone
963 function arm_init_neon_builtin.
964 (arm_expand_neon_builtin_1): New. Update comment. Function body
965 moved from arm_neon_builtin with some white-space fixes.
966 (arm_expand_neon_builtin): Move code into the standalone function
967 arm_expand_neon_builtin_1.
969 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
971 * config/arm/iterators.md (VCVTHI): New.
972 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
976 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
977 (V_HALF): Add V4HF. Fix white-space.
978 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
979 (V_s_elem): Likewise.
980 (V_sz_elem): Fix white-space.
981 (V_elem_ch): Likewise.
983 (scalar_mul_constraint): Add V8HF and V4HF.
984 (Is_float_mode): Fix white-space.
985 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
986 (q): Add HF. Fix white-space.
989 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
990 (neon_vfm_lane_as): New.
991 * config/arm/neon.md (add<mode>3_fp16): New.
992 (sub<mode>3_fp16): New.
993 (mul<mode>3add<mode>_neon): New.
994 (fma<VH:mode>4_intrinsic): New.
995 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
996 (fmsub<VH:mode>4_intrinsic): New.
997 (<absneg_str><mode>2): New.
998 (neon_v<absneg_str><mode>): New.
999 (neon_v<fp16_rnd_str><mode>): New.
1000 (neon_vrsqrte<mode>): New.
1001 (neon_vpaddv4hf): New.
1002 (neon_vadd<mode>): New.
1003 (neon_vsub<mode>): New.
1004 (neon_vmulf<mode>): New.
1005 (neon_vfma<VH:mode>): New.
1006 (neon_vfms<VH:mode>): New.
1007 (neon_vc<cmp_op><mode>): New.
1008 (neon_vc<cmp_op><mode>_fp16insn): New
1009 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1010 (neon_vca<cmp_op><mode>): New.
1011 (neon_vca<cmp_op><mode>_fp16insn): New.
1012 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1013 (neon_vc<cmp_op>z<mode>): New.
1014 (neon_vabd<mode>): New.
1015 (neon_v<maxmin>f<mode>): New.
1016 (neon_vp<maxmin>fv4hf: New.
1017 (neon_<fmaxmin_op><mode>): New.
1018 (neon_vrecps<mode>): New.
1019 (neon_vrsqrts<mode>): New.
1020 (neon_vrecpe<mode>): New (VH variant).
1021 (neon_vdup_lane<mode>_internal): New.
1022 (neon_vdup_lane<mode>): New.
1023 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1024 (neon_vcvt<sup><mode>): New (VH variant).
1025 (neon_vcvt<sup>_n<mode>): New (VH variant).
1026 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1027 (neon_vcvt<vcvth_op><sup><mode>): New.
1028 (neon_vmul_lane<mode>): New.
1029 (neon_vmul_n<mode>): New.
1030 * config/arm/unspecs.md (UNSPEC_VCALE): New
1031 (UNSPEC_VCALT): New.
1032 (UNSPEC_VFMA_LANE): New.
1033 (UNSPECS_VFMS_LANE): New.
1035 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1037 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1038 ("*extzv<mode><clobbercc_or_nocc>"):
1039 Correct a typo in a comment.
1041 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1042 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1043 ("*insv<mode>_zEC12_appendbitsleft")
1044 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1045 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1046 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1047 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1048 Provide pattern with operands switched.
1049 ("*pre_z10_extv<mode>"):
1050 Use new subst patterns.
1051 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1052 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1053 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1054 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1055 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1056 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1057 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1059 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1060 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1061 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1063 ("SINT"): New mode_iterator with SI, HI, QI.
1064 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1065 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1068 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1070 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1071 new interface of s390_contiguous_bitmask_p.
1072 ("contiguous_bitmask_nowrap_operand"): New predicate.
1073 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1074 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1075 of s390_contiguous_bitmask_p.
1076 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1077 ("NxxSw"): New constraint.
1078 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1079 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1081 (s390_contiguous_bitmask_nowrap_p): Export.
1082 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1083 former s390_contiguous_bitmask_p.
1084 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1085 detect contiguous bit ranges with wraparound. Change signature to
1086 return START and END position instead of POS and LENGTH.
1087 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1088 ranges with wraparound.
1089 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1090 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1091 Adapt to new signature of s390_contiguous_bitmask_p.
1093 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1095 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1096 (create_intersect_range_checks): New.
1097 (vect_create_cond_for_alias_checks): Call above function.
1099 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1101 * config/arm/iterators.md (Code iterators): Fix some white-space
1105 (FCVT): Moved from vfp.md.
1106 (VCVT_HF_US_N): New.
1107 (VCVT_SI_US_N): New.
1112 (FCVTI32typename): Moved from vfp.md.
1113 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1114 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1115 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1116 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1117 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1119 (fp16_rnd_str): New.
1120 (fp16_rnd_insn): New.
1121 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1122 (UNSPEC_VCVT_HF_U_N): New.
1123 (UNSPEC_VCVT_SI_S_N): New.
1124 (UNSPEC_VCVT_SI_U_N): New.
1125 (UNSPEC_VCVTH_S): New.
1126 (UNSPEC_VCVTH_U): New.
1127 (UNSPEC_VCVTA_S): New.
1128 (UNSPEC_VCVTA_U): New.
1129 (UNSPEC_VCVTM_S): New.
1130 (UNSPEC_VCVTM_U): New.
1131 (UNSPEC_VCVTN_S): New.
1132 (UNSPEC_VCVTN_U): New.
1133 (UNSPEC_VCVTP_S): New.
1134 (UNSPEC_VCVTP_U): New.
1135 (UNSPEC_VCVTP_S): New.
1136 (UNSPEC_VCVTP_U): New.
1138 (UNSPEC_VRNDA): New.
1139 (UNSPEC_VRNDI): New.
1140 (UNSPEC_VRNDM): New.
1141 (UNSPEC_VRNDN): New.
1142 (UNSPEC_VRNDP): New.
1143 (UNSPEC_VRNDX): New.
1144 * config/arm/vfp.md (<absneg_str>hf2): New.
1146 (neon_v<fp16_rnd_str>hf): New.
1147 (neon_vrndihf): New.
1152 (*mulsf3neghf_vfp): New.
1153 (*negmulhf3_vfp): New.
1154 (*mulsf3addhf_vfp): New.
1155 (*mulhf3subhf_vfp): New.
1156 (*mulhf3neghfaddhf_vfp): New.
1157 (*mulhf3neghfsubhf_vfp): New.
1160 (fmsubhf4_fp16): New.
1164 (neon_vsqrthf): New.
1165 (neon_vrsqrtshf): New.
1166 (FCVT): Move to iterators.md.
1167 (FCVTI32typename): Likewise.
1168 (neon_vcvth<sup>hf): New.
1169 (neon_vcvth<sup>si): New.
1170 (neon_vcvth<sup>_nhf_unspec): New.
1171 (neon_vcvth<sup>_nhf): New.
1172 (neon_vcvth<sup>_nsi_unspec): New.
1173 (neon_vcvth<sup>_nsi): New.
1174 (neon_vcvt<vcvth_op>h<sup>si): New.
1175 (neon_<fmaxmin_op>hf): New.
1177 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1179 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1180 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1181 ("*insv<mode>_zEC12_appendbitsleft")
1182 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1183 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1185 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1187 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1188 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1189 construct values without normalization.
1190 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1191 static local lhs_ops to vNULL.
1193 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1194 Jiong Wang <jiong.wang@arm.com>
1196 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1197 available when FP16 instructions are available.
1198 (output_move_vfp): Add support for 16-bit data moves.
1199 (arm_validize_comparison): Fix some white-space. Support HFmode
1200 by conversion to SFmode.
1201 * config/arm/arm.md (truncdfhf2): Fix a comment.
1202 (extendhfdf2): Likewise.
1204 (movsicc): Fix some white-space.
1206 (movsfcc): Fix some white-space.
1208 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1209 instructions are available.
1210 (*thumb2_movhi_vfp): Likewise.
1211 (*arm_movhi_fp16): New.
1212 (*thumb2_movhi_fp16): New.
1213 (*movhf_vfp_fp16): New.
1214 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1215 (*movhf_vfp): Likewise.
1216 (extendhfsf2): Enable when VFP FP16 instructions are available.
1217 (truncsfhf2): Enable when VFP FP16 instructions are available.
1219 2016-09-23 Martin Liska <mliska@suse.cz>
1221 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1223 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1225 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1227 (arm_evpc_neon_vtrn): Likewise.
1228 (arm_evpc_neon_vrev): Likewise.
1229 (arm_evpc_neon_vext): Likewise.
1230 * config/arm/arm_neon.h (vbsl_f16): New.
1234 (vdup_lane_f16): New.
1235 (vdupq_lane_f16): New.
1248 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1249 (vdup_lane): New (v8hf, v4hf variants).
1250 (vext): New (v8hf, v4hf variants).
1251 (vbsl): New (v8hf, v4hf variants).
1252 * config/arm/iterators.md (VDQWH): New.
1254 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1255 (Scalar_mul_8_16): Fix white-space.
1256 (Is_d_reg): Add V4HF and V8HF.
1257 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1258 (neon_vdup_lane<mode>): New.
1259 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1260 (*neon_vtrn<mode>_insn): Likewise.
1261 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1262 (*neon_vzip<mode>_insn): Likewise
1263 (neon_vuzp<mode>_internal): Likewise.
1264 (*neon_vuzp<mode>_insn): Likewise
1265 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1267 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1268 Matthew Wahab <matthew.wahab@arm.com>
1270 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1271 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1272 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1273 available. Also fix some white-space.
1274 * config/arm/vfp.md (*arm_movhi_vfp): New.
1275 (*thumb2_movhi_vfp): New.
1277 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1279 * config/arm/arm-c.c (arm_cpu_builtins): Define
1280 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1281 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1283 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1285 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1286 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1287 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1288 arm_v8_2a_fp16_neon_hw.
1289 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1292 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1294 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1295 arm_fp16_alternative_ok and arm_fp16_none_ok.
1297 2016-09-23 Martin Liska <mliska@suse.cz>
1299 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1301 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1303 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1305 ("armv8.2-a+fp16"): New.
1306 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1307 (FL2_FP16INST): New.
1308 (FL2_FOR_ARCH8_2A): New.
1309 * config/arm/arm-tables.opt: Regenerate.
1310 * config/arm/arm.c (arm_arch8_2): New.
1311 (arm_fp16_inst): New.
1312 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1313 for incompatible fp16-format settings.
1314 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1315 (TARGET_NEON_FP16INST): New.
1316 (arm_arch8_2): Declare.
1317 (arm_fp16_inst): Declare.
1318 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1319 march=armv8.2-a and march=armv8.2-a+fp16.
1320 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1322 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1323 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1325 2016-09-23 Martin Liska <mliska@suse.cz>
1327 * doc/extend.texi: Remove fused-madd from i386 target options.
1329 2016-09-23 Martin Liska <mliska@suse.cz>
1331 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1334 2016-09-23 Martin Liska <mliska@suse.cz>
1336 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1339 2016-09-23 Martin Liska <mliska@suse.cz>
1342 * config/i386/i386.c (ix86_option_override_internal): Change
1343 signature and return false when there's an error related to
1345 (release_options_strings): New function.
1346 (ix86_valid_target_attribute_tree): Call the function.
1348 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1350 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1351 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1352 (gen_hsa_ctor_assignment): Likewise.
1353 * print-tree.c (print_node): Likewise.
1354 * tree-dump.c (dequeue_and_dump): Likewise.
1355 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1356 * expr.c (store_constructor): Likewise.
1357 * fold-const.c (operand_equal_p): Likewise.
1358 * tree-pretty-print.c (dump_generic_node): Likewise.
1359 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1360 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1362 2016-09-23 Richard Biener <rguenther@suse.de>
1364 * hooks.h (hook_uint_uintp_false): Declare.
1366 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1368 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1369 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1371 2016-09-22 Martin Sebor <msebor@redhat.com>
1374 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1375 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1376 (target_int_min): Correct computation.
1377 (format_integer): Use long long as the argument for the ll length
1379 (format_floating): Use target_int_max().
1380 (get_string_length): Same.
1381 (format_string): Avoid setting the bounded flag for strings
1383 (try_substitute_return_value): Avoid setting range info when
1384 the result isn't bounded.
1385 * varasm.c (assemble_name): Increase buffer size.
1387 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1388 Terry Guo <terry.guo@arm.com>
1390 * target.def (elf_flags_numeric): New target hook.
1391 * targhooks.h (default_asm_elf_flags_numeric): New.
1392 * varasm.c (default_asm_elf_flags_numeric): New.
1393 (default_elf_asm_named_section): Use new target hook.
1394 * config/arm/arm.opt (mpure-code): New.
1395 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1396 * config/arm/arm.c (arm_asm_init_sections): Add section
1397 attribute to default text section if -mpure-code.
1398 (arm_option_check_internal): Diagnose use of option with
1399 non supported targets and/or options.
1400 (arm_asm_elf_flags_numeric): New.
1401 (arm_function_section): New.
1402 (arm_elf_section_type_flags): New.
1403 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1405 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1406 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1408 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1410 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1412 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1414 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1415 * rtl.h: Adjust prototype.
1417 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1419 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1420 (prev_active_insn): Likewise.
1421 (active_insn_p): Likewise.
1422 * rtl.h: Adjust prototypes.
1423 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1424 * config/arc/arc.md: Likewise.
1425 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1426 (branch_needs_nop_p): Likewise.
1427 (use_skip_p): Likewise.
1428 * config/sh/sh.c (gen_block_redirect): Likewise.
1429 (split_branches): Likewise.
1430 * reorg.c (optimize_skip): Likewise.
1431 (fill_simple_delay_slots): Likewise.
1432 (fill_slots_from_thread): Likewise.
1433 (relax_delay_slots): Likewise.
1434 * resource.c (mark_target_live_regs): Likewise.
1436 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1438 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1440 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1441 (prev_nonnote_nondebug_insn): Likewise.
1442 * config/cris/cris-protos.h: Adjust prototype.
1444 * jump.c (rtx_renumbered_equal_p): Adjust.
1446 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1448 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1449 * rtl.h: Adjust prototype.
1450 * config/sh/sh.md: Adjust.
1451 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1453 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1455 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1456 (prev_nondebug_insn): Likewise.
1457 * loop-doloop.c (doloop_condition_get): Likewise.
1458 * rtl.h: Adjust prototype.
1459 * cfgloop.h: Likewise.
1461 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1463 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1464 (prev_nonnote_insn): Likewise.
1465 * jump.c (reversed_comparison_code_parts): Likewise.
1466 (reversed_comparison): Likewise.
1467 * rtl.h: Adjust prototypes.
1468 * config/arc/arc.md: Adjust.
1469 * cse.c (find_comparison_args): Likewise.
1470 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1471 (fix_reg_dead_note): Change argument type to rtx_insn *.
1472 (delete_prior_computation): Likewise.
1473 (delete_computation): Likewise.
1474 (fill_slots_from_thread): Adjust.
1475 (relax_delay_slots): Likewise.
1476 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1477 (simplify_relational_operation_1): Likewise.
1478 (simplify_ternary_operation): Likewise.
1480 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1482 * config/arc/arc-protos.h (arc_label_align): Change type of
1483 variables from rtx to rtx_insn *.
1484 * config/arc/arc.c (arc_label_align): Likewise.
1485 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
1486 * config/bfin/bfin.c (workaround_speculation): Likewise.
1487 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
1488 (find_last_same_clock): Likewise.
1489 (reorg_split_calls): Likewise.
1490 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
1491 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
1492 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
1493 (same_cmp_following_p): Likewise.
1494 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
1495 (same_cmp_following_p): Likwise.
1496 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
1497 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
1498 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
1499 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
1500 (rl78_alloc_physical_registers_cmp): Likewise.
1501 (rl78_alloc_physical_registers_umul): Likewise.
1502 (rl78_calculate_death_notes): Likewise.
1503 * config/s390/s390-protos.h (s390_label_align): Likewise.
1504 * config/s390/s390.c (s390_label_align): Likewise.
1505 * config/sh/sh.c (barrier_align): Likewise.
1506 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
1507 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
1508 (emit_cbcond_nop): Likewise.
1510 2016-09-22 Martin Liska <mliska@suse.cz>
1513 * ipa-icf.c (sem_variable::merge): Yield merge operation if
1514 alias address matters, not necessarily address of original.
1516 2016-09-22 Richard Biener <rguenther@suse.de>
1519 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1522 2016-09-22 Richard Biener <rguenther@suse.de>
1525 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
1526 from constant folding results.
1527 (gimple_resimplify2): Likewise.
1528 (gimple_resimplify3): Likewise.
1530 2016-09-22 Richard Biener <rguenther@suse.de>
1533 * expr.c (expand_expr_real_1): Guard array access against negative
1536 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1538 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
1540 (format_floating): Likewise.
1542 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1545 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1546 for all IFN_GOMP_SIMD_* internal fns, not just for
1547 IFN_GOMP_SIMD_ORDERED_*.
1549 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1552 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1553 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1554 instructions when you want to invert the test.
1555 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1556 correct order for XXSEL.
1557 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1558 for using XSCMP{EQ,GT,GE}DP.
1560 2016-09-21 David Malcolm <dmalcolm@redhat.com>
1562 * genconstants.c (main): Introduce noop_reader and convert call
1563 to read_md_files to a method call.
1564 * genenums.c (main): Likewise.
1565 * genmddeps.c (main): Likewise.
1566 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
1567 rtx_reader_ptr->get_top_level_filename ().
1568 (write_tm_preds_h): Likewise.
1569 (write_insn_preds_c): Likewise.
1570 * gensupport.c (class gen_reader): New subclass of rtx_reader.
1571 (rtx_handle_directive): Convert to...
1572 (gen_reader::handle_unknown_directive): ...this.
1573 (init_rtx_reader_args_cb): Convert return type from bool to
1574 rtx_reader *. Create a gen_reader instance, using it for the
1575 call to read_md_files. Return it if no errors occur.
1576 (init_rtx_reader_args): Convert return type from bool to
1578 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1579 (init_rtx_reader_args_cb): Likewise.
1580 * read-md.c (struct file_name_list): Move to class rtx_reader.
1581 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
1582 (read_md_filename): Delete in favor of
1583 rtx_reader::m_read_md_filename.
1584 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
1585 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
1586 (base_dir): Delete in favor of rtx_reader::m_base_dir.
1587 (first_dir_md_include): Delete in favor of
1588 rtx_reader::m_first_dir_md_include.
1589 (last_dir_md_include_ptr): Delete in favor of
1590 rtx_reader::m_last_dir_md_include_ptr.
1591 (max_include_len): Delete.
1592 (rtx_reader_ptr): New.
1593 (fatal_with_file_and_line): Use get_filename and get_lineno
1594 accessors of rtx_reader_ptr.
1595 (require_char_ws): Likewise.
1596 (rtx_reader::read_char): New method, based on ::read_char.
1597 (rtx_reader::unread_char): New method, based on ::unread_char.
1598 (read_escape): Use get_filename and get_lineno accessors of
1600 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
1601 (read_string): Use get_filename and get_lineno accessors of
1603 (rtx_reader::rtx_reader): New ctor.
1604 (rtx_reader::~rtx_reader): New dtor.
1605 (handle_include): Convert from a function to...
1606 (rtx_reader::handle_include): ...this method, converting
1607 handle_directive from a callback to a virtual function.
1608 (handle_file): Likewise, converting to...
1609 (rtx_reader::handle_file): ...this method.
1610 (handle_toplevel_file): Likewise, converting to...
1611 (rtx_reader::handle_toplevel_file): ...this method.
1612 (rtx_reader::get_current_location): New method.
1613 (parse_include): Convert from a function to...
1614 (rtx_reader::add_include_path): ...this method, dropping redundant
1615 update to unused max_include_len.
1616 (read_md_files): Convert from a function to...
1617 (rtx_reader::read_md_files): ...this method, converting
1618 handle_directive from a callback to a virtual function.
1619 (noop_reader::handle_unknown_directive): New method.
1620 * read-md.h (directive_handler_t): Delete this typedef.
1622 (read_md_file): Delete.
1623 (read_md_lineno): Delete.
1624 (read_md_filename): Delete.
1625 (class rtx_reader): New class.
1626 (rtx_reader_ptr): New decl.
1627 (class noop_reader): New subclass of rtx_reader.
1628 (read_char): Reimplement in terms of rtx_reader::read_char.
1629 (unread_char): Reimplement in terms of rtx_reader::unread_char.
1630 (read_md_files): Delete.
1631 * read-rtl.c (read_rtx_code): Update for deletion of globals
1632 read_md_filename and read_md_lineno.
1634 2016-09-21 Jason Merrill <jason@redhat.com>
1636 * input.h (from_macro_definition_at): New.
1638 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1640 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1642 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1644 PR tree-optimization/77550
1645 * tree-vect-stmts.c (create_array_ref): Change parameters.
1646 (get_group_alias_ptr_type): New function.
1647 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1649 2016-09-21 Marek Polacek <polacek@redhat.com>
1651 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
1652 Add falls through comment.
1654 2016-09-21 Richard Biener <rguenther@suse.de>
1656 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
1657 (replace_child): Likewise.
1658 (remove_child_TAG): Adjust.
1659 (move_marked_base_types): Likewise.
1660 (prune_unused_types_prune): Clear die_sib of removed children.
1662 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1665 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1666 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1668 2016-09-21 Richard Biener <rguenther@suse.de>
1670 PR tree-optimization/77648
1671 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1673 (make_transitive_closure_constraints): Adjust comment.
1674 (make_any_offset_constraints): New function.
1675 (handle_rhs_call): Make sure to first expand a pointer to all
1676 subfields before transitively closing it.
1677 (handle_const_call): Likewise. Properly expand returned
1679 (handle_pure_call): Likewise.
1681 2016-09-21 Richard Biener <rguenther@suse.de>
1682 Jakub Jelinek <jakub@redhat.com>
1684 PR tree-optimization/77621
1685 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1686 group at non-vectorizable stmts.
1688 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1690 PR tree-optimization/72835
1691 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
1692 (make_new_ssa_for_all_defs): Likewise.
1693 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
1695 2016-09-20 Martin Sebor <msebor@redhat.com>
1698 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
1699 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
1700 * config/linux.c (gnu_libc_printf_pointer_format): New function.
1701 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
1702 * config/sol2.c (solaris_printf_pointer_format): New function.
1703 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
1705 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
1706 * doc/tm.texi: Regenerate.
1707 * gimple-fold.h (get_range_strlen): New function.
1708 (get_maxval_strlen): Declare existing function.
1709 * gimple-fold.c (get_range_strlen): Add arguments and compute both
1710 maximum and minimum.
1711 (get_range_strlen): Define overload.
1712 (get_maxval_strlen): Adjust.
1713 * gimple-ssa-sprintf.c: New file and pass.
1714 * passes.def (pass_sprintf_length): Add new pass.
1715 * targhooks.h (default_printf_pointer_format): Declare new function.
1716 (gnu_libc_printf_pointer_format): Same.
1717 (solaris_libc_printf_pointer_format): Same.
1718 * targhooks.c (default_printf_pointer_format): Define new function.
1719 * tree-pass.h (make_pass_sprintf_length): Declare new function.
1720 * print-tree.c: Increase buffer size.
1722 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1724 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
1726 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1728 * common.opt: New option -fipa-vrp.
1729 * ipa-cp.c (ipa_get_vr_lat): New.
1730 (ipcp_vr_lattice::print): Likewise.
1731 (print_all_lattices): Call ipcp_vr_lattice::print.
1732 (ipcp_vr_lattice::meet_with): New.
1733 (ipcp_vr_lattice::meet_with_1): Likewise.
1734 (ipcp_vr_lattice::top_p): Likewise.
1735 (ipcp_vr_lattice::bottom_p): Likewsie.
1736 (ipcp_vr_lattice::set_to_bottom): Likewise.
1737 (set_all_contains_variable): Call VR set_to_bottom.
1738 (initialize_node_lattices): Init VR lattices.
1739 (propagate_vr_accross_jump_function): New.
1740 (propagate_constants_accross_call): Call
1741 propagate_vr_accross_jump_function.
1742 (ipcp_store_vr_results): New.
1743 (ipcp_driver): Handle VR.
1744 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
1745 (ipa_set_jf_unknown): Likewise.
1746 (ipa_compute_jump_functions_for_edge): Likewise.
1747 (ipa_node_params_t::duplicate): Likewise.
1748 (ipa_write_jump_function): Likewise.
1749 (ipa_read_jump_function): Likewise.
1750 (write_ipcp_transformation_info): Likewise.
1751 (read_ipcp_transformation_info): Likewise.
1752 (ipcp_update_vr): New.
1753 (ipcp_transform_function): Handle VR.
1754 * ipa-prop.h (struct ipa_vr): New.
1755 * cgraph.c: Include tree-vrp.h.
1756 * cgraphunit.c: Likewise.
1757 * ipa-utils.c: Likewise.
1760 * toplev.c: Likewise.
1761 * ipa-devirt.c: Likewise.
1762 * ipa-inline-transform.c: Likewise.
1763 * ipa-inline.c: Likewise.
1764 * ipa-profile.c: Likewise.
1766 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1768 * doc/invoke.texi: Document -fdump-tree-evrp.
1769 * passes.def: Define new pass_early_vrp.
1770 * timevar.def: Define new TV_TREE_EARLY_VRP.
1771 * tree-pass.h (make_pass_early_vrp): New.
1772 * tree-ssa-propagate.c: Make replace_uses_in non static.
1773 * tree-ssa-propagate.h: Export replace_uses_in.
1774 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
1775 (extract_range_from_assert): Factor out
1776 extract_range_for_var_from_comparison_expr.
1777 (vrp_initialize_lattice): New.
1778 (vrp_initialize): Factor out vrp_initialize_lattice.
1779 (vrp_valueize): Fix it to reject complex value ranges.
1780 (vrp_free_lattice): New.
1781 (evrp_dom_walker::before_dom_children): Likewise.
1782 (evrp_dom_walker::after_dom_children): Likewise.
1783 (evrp_dom_walker::push_value_range): Likewise.
1784 (evrp_dom_walker::pop_value_range): Likewise.
1785 (execute_early_vrp): Likewise.
1786 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
1787 (make_pass_early_vrp): New.
1789 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1791 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
1792 instead of exact_log2.
1794 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1797 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1798 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1799 (ix86_add_stmt_cost): Penalize DFmode vector operations
1800 for !TARGET_VECTORIZE_DOUBLE.
1802 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
1804 * doc/invoke.texi (Warning Options): Simplify language.
1805 (Optimize Options): Complete sentence.
1807 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
1809 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
1812 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1815 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
1816 inits on power8 and above, use the VMRGEW instruction instead of a
1819 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
1820 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
1823 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1825 * config/aarch64/arm_neon.h
1826 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
1827 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
1828 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
1830 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1832 * config/var/vax.h (ELIMINABLE_REGS): Define.
1833 (INITIAL_ELIMINATION_OFFSET): Define.
1835 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1838 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1839 cast to void * if the cast is from some other pointer type.
1841 2016-09-20 Richard Biener <rguenther@suse.de>
1843 PR tree-optimization/77646
1844 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
1847 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1849 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
1850 attributes to all inlined functions and make them extern.
1852 2016-09-20 Richard Biener <rguenther@suse.de>
1854 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
1856 * debug.c (do_nothing_debug_hooks): Adjust.
1857 * dbxout.c (dbx_debug_hooks): Likewise.
1858 * sdbout.c (sdb_debug_hooks): Likewise.
1859 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
1860 (dwarf2out_finish): Move producer, filename and
1862 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
1863 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
1865 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1868 * doc/invoke.texi: Document -Wint-in-bool-context.
1871 * dwarf2out.c (output_loc_operands): Fix an assertion.
1873 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1875 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
1876 (CR_DECIMAL_DIG): New macro.
1878 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1880 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
1883 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
1885 PR rtl-optimization/77416
1886 * lra-remat.c (operand_to_remat): Process hard coded insn
1889 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1891 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
1892 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
1894 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
1896 * target.def (lra_p): Wordsmithing.
1897 * doc/tm.texi: Regenerate.
1899 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1900 Jan Hubicka <jh@suse.cz>
1903 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1904 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1905 Call ultimate_alias_target just once, not up to 4 times.
1907 2016-09-19 Richard Biener <rguenther@suse.de>
1909 * dwarf2out.c (early_dwarf_finished): New global.
1910 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
1912 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
1913 if called from LTO exit early.
1914 (dwarf2out_late_global_decl): When being during the early
1915 debug phase do not add locations but only const value attributes.
1916 Adjust the way we generate early DIEs for LTO.
1918 2016-09-19 Richard Biener <rguenther@suse.de>
1921 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1922 proper niter to bound the loops.
1924 2016-09-19 Richard Biener <rguenther@suse.de>
1926 PR tree-optimization/77514
1927 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1928 search for folded stmt.
1930 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
1932 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
1933 * tree-pass.h (make_pass_early_thread_jumps): Declare.
1934 * tree-ssa-threadbackward.c (fsm_find_thread_path,
1935 fsm_find_thread_path, profitable_jump_thread_path,
1936 fsm_find_control_statement_thread_paths,
1937 find_jump_threads_backwards): Add speed_p parameter.
1938 (pass_data_early_thread_jumps): New pass.
1939 (make_pass_early_thread_jumps): New function.
1941 2016-09-17 Andreas Schwab <schwab@suse.de>
1943 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
1944 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1946 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
1948 * recog.c (rest_of_handle_split_after_reload): Delete.
1949 (pass_split_after_reload::gate): New method.
1950 (pass_split_after_reload::execute): Call split_all_insns directly.
1952 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1954 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1955 parameters for functions taking long long arguments.
1957 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1960 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
1961 splat with truncate.
1963 2016-09-16 Jason Merrill <jason@redhat.com>
1965 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
1967 * hwint.c (exact_log2): Use pow2p_hwi.
1968 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
1969 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
1970 * builtins.c (get_object_alignment_2, get_object_alignment)
1971 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
1973 * calls.c (compute_argument_addresses, store_one_arg): Use
1975 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
1976 * combine.c (force_to_mode): Use least_bit_hwi.
1977 (contains_muldiv, find_split_point, combine_simplify_rtx)
1978 (simplify_if_then_else, simplify_set, force_to_mode)
1979 (if_then_else_cond, simplify_and_const_int_1)
1980 (simplify_compare_const): Use pow2p_hwi.
1981 * cse.c (fold_rtx): Use pow2p_hwi.
1982 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
1984 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
1985 (init_expmed_one_conv): Use pow2p_hwi.
1986 * expr.c (is_aligning_offset): Use pow2p_hwi.
1987 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
1988 (fold_binary_loc): Use pow2p_hwi.
1989 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
1990 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
1991 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
1992 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
1994 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
1995 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
1996 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
1997 * omp-low.c (oacc_loop_fixed_partitions)
1998 (oacc_loop_auto_partitions): Use least_bit_hwi.
1999 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2000 * stor-layout.c (place_field): Use least_bit_hwi.
2001 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2002 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2003 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2004 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2005 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2006 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2007 (vect_grouped_store_supported, vect_grouped_load_supported)
2008 (vect_permute_load_chain, vect_shift_permute_load_chain)
2009 (vect_transform_grouped_load): Use pow2p_hwi.
2010 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2011 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2012 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2014 * tsan.c (instrument_expr): Use least_bit_hwi.
2015 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2017 2016-09-16 Andreas Schwab <schwab@suse.de>
2019 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2021 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2023 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2026 * combine.c (rest_of_handle_combine): If any edges have been purged,
2027 free dominators if available.
2029 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2030 Eric Botcazou <ebotcazou@adacore.com>
2033 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2034 through into expand_addsub_overflow after expand_neg_overflow.
2036 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2038 * diagnostic-show-locus.c
2039 (selftest::test_fixit_insert_containing_newline): New function.
2040 (selftest::test_fixit_replace_containing_newline): New function.
2041 (selftest::diagnostic_show_locus_c_tests): Call the above.
2043 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2045 PR tree-optimization/77503
2046 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2047 code for CONST_COND_REDUCTION at analysis stage and use it at
2049 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2050 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2051 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2054 2016-09-15 Richard Biener <rguenther@suse.de>
2057 * fold-const.c (split_tree): Do not split constant ~X.
2059 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2061 PR rtl-optimization/77425
2062 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2066 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2067 use %qs instead of %s where desirable, use argument instead of arg in
2068 the diagnostic wording, add list of supported strategies and
2070 (ix86_option_override_internal): Emit target("m...") instead of
2071 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2072 -march/-mtune option diagnostic. Add list of supported arches/tunings
2073 and spellcheck hint. Remove prefix, suffix and sw variables, use
2074 main_args_p ? "..." : "..." in diagnostics to make translation
2077 2016-09-15 Richard Biener <rguenther@suse.de>
2079 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2080 extra offset argument.
2081 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2082 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2083 to reflect new offset parameter.
2084 * doc/tm.texi: Regenerate.
2085 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2086 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2088 (darwin_asm_output_dwarf_offset): Likewise.
2089 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2091 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2092 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2093 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2095 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2098 * ipa-icf.c (set_alias_uids): New function.
2099 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2100 all the merged variable's referring aliases.
2102 2016-09-15 Richard Biener <rguenther@suse.de>
2104 PR tree-optimization/77514
2105 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2106 only forced_stmts sequence.
2108 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2110 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2111 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2112 FOR_EACH_SSA_NAME to iterate over SSA variables.
2113 (pass_expand::execute): Likewise.
2114 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2115 * tree-cfg.c (dump_function_to_file): Likewise.
2116 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2117 (update_ssa): Likewise.
2118 * tree-ssa-alias.c (dump_alias_info): Likewise.
2119 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2120 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2121 (create_outofssa_var_map): Likewise.
2122 (coalesce_ssa_name): Likewise.
2123 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2124 * tree-ssa-pre.c (compute_avail): Likewise.
2125 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2126 (scc_vn_restore_ssa_info): Likewise.
2127 (free_scc_vn): Likwise.
2128 (run_scc_vn): Likewise.
2129 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2130 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2131 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2132 * tree-ssa.c (verify_ssa): Likewise.
2134 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2136 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2137 and mips64r2 as default 32-bit and 64-bit architectures.
2138 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2139 as default 32-bit and 64-bit architectures.
2141 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2143 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2146 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2148 * target.def (lra_p): Change commentary (for the manual) for the
2150 * doc/tm.texi: Regenerate.
2152 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2154 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2155 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2156 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2157 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2159 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2161 * targhooks.c (default_lra_p): Return true instead of false.
2163 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2165 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2166 hook_bool_void_false.
2167 * config/avr/avr.c: Ditto.
2168 * config/bfin/bfin.c: Ditto.
2169 * config/c6x/c6x.c: Ditto.
2170 * config/cr16/cr16.c: Ditto.
2171 * config/cris/cris.c: Ditto.
2172 * config/epiphany/epiphany.c: Ditto.
2173 * config/fr30/fr30.c: Ditto.
2174 * config/frv/frv.c: Ditto.
2175 * config/h8300/h8300.c: Ditto.
2176 * config/ia64/ia64.c: Ditto.
2177 * config/iq2000/iq2000.c: Ditto.
2178 * config/lm32/lm32.c: Ditto.
2179 * config/m32c/m32c.c: Ditto.
2180 * config/m32r/m32r.c: Ditto.
2181 * config/m68k/m68k.c: Ditto.
2182 * config/mcore/mcore.c: Ditto.
2183 * config/microblaze/microblaze.c: Ditto.
2184 * config/mmix/mmix.c: Ditto.
2185 * config/mn10300/mn10300.c: Ditto.
2186 * config/moxie/moxie.c: Ditto.
2187 * config/msp430/msp430.c: Ditto.
2188 * config/nios2/nios2.c: Ditto.
2189 * config/nvptx/nvptx.c: Ditto.
2190 * config/pa/pa.c: Ditto.
2191 * config/pdp11/pdp11.c: Ditto.
2192 * config/rl78/rl78.c: Ditto.
2193 * config/sparc/sparc.c: Ditto.
2194 * config/spu/spu.c: Ditto.
2195 * config/stormy16/stormy16.c: Ditto.
2196 * config/tilegx/tilegx.c: Ditto.
2197 * config/tilepro/tilepro.c: Ditto.
2198 * config/v850/v850.c: Ditto.
2199 * config/vax/vax.c: Ditto.
2200 * config/visium/visium.c: Ditto.
2201 * config/xtensa/xtensa.c: Ditto.
2203 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2206 * tsan.c: Include target.h.
2207 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2208 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2209 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2210 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2211 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2213 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2214 Martin Liska <mliska@suse.cz>
2217 * predict.c (force_edge_cold): Add braces to a condition.
2219 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2221 PR rtl-optimization/77289
2222 * lra-constraints.c (get_final_hard_regno): Removed.
2223 (get_hard_regno): Add new parameter final_p.
2224 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2225 (operands_match_p): Adjust call to get_hard_regno.
2226 (uses_hard_regs_p): Likewise.
2227 (process_alt_operands): Likewise.
2229 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2232 * config/msp430/msp430.c (msp430_start_function): Emit an error
2233 if a function is both weak and specifies an interrupt number.
2235 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2237 PR tree-optimization/77454
2238 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2239 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2242 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2244 * config/aarch64/aarch64-builtins.c
2245 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2247 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2249 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2250 SFmode and SCmode arguments by reference.
2252 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2254 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2256 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2257 for renaming of add_fixit_insert to add_fixit_insert_before.
2258 (selftest::test_one_liner_fixit_insert_after): New function.
2259 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2260 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2261 (selftest::test_one_liner_many_fixits): Likewise.
2262 (selftest::test_diagnostic_show_locus_one_liner): Update for
2263 renaming, call new test function.
2264 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2265 renaming of add_fixit_insert to add_fixit_insert_before.
2266 (selftest::test_fixit_consolidation): Likewise.
2267 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2269 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2270 (selftest::test_applying_fixits_insert_before): ...this.
2271 (selftest::test_applying_fixits_insert): Update for renaming of
2272 add_fixit_insert to add_fixit_insert_before.
2273 (selftest::test_applying_fixits_insert_after): New function.
2274 (selftest::test_applying_fixits_insert_after_at_line_end): New
2276 (selftest::test_applying_fixits_insert_after_failure): New function.
2277 (selftest::test_applying_fixits_multiple): Update for renaming of
2278 add_fixit_insert to add_fixit_insert_before.
2279 (selftest::change_line): Likewise.
2280 (selftest::test_applying_fixits_unreadable_file): Likewise.
2281 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2282 (selftest::test_applying_fixits_column_validation): Likewise.
2283 (selftest::test_applying_fixits_column_validation): Likewise.
2284 (selftest::edit_context_c_tests): Update for renamed test function;
2285 call new test functions.
2287 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2289 PR tree-optimization/77536
2290 PR rtl-optimization/68212
2291 * config/rs6000/rs6000.md (div->recip splitter): Remove
2292 optimize_insn_for_speed_p condition.
2294 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2296 * optabs.c (prepare_cmp_insn): Update documentation comment.
2298 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2299 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2302 * opts.h (candidates_list_and_hint): Declare.
2303 * opts-common.c (candidates_list_and_hint): New function.
2304 (cmdline_handle_error): Use it.
2306 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2308 * edit-context.c (edited_line::get_len): New accessor.
2309 (edited_file::print_diff): Split out hunk-printing into...
2310 (edited_file::print_diff_hunk): New method.
2311 (edited_file::print_diff_line): New method.
2313 2016-09-12 Andrew Pinski <apinski@cavium.com>
2315 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2317 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2318 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2319 (aarch64_operands_ok_for_ldpstp): Return false if
2320 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2321 was SImode and the alignment is less than 8 byte.
2322 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2324 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2327 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2329 2016-09-12 Marek Polacek <polacek@redhat.com>
2331 * doc/extend.texi: Use lowercase "boolean".
2332 * doc/invoke.texi: Likewise.
2333 * doc/md.texi: Likewise.
2334 * target.def: Likewise.
2335 * doc/tm.texi: Regenerated.
2337 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2340 * expmed.c (synth_mult): Delete duplicate mode check.
2342 2016-09-10 Tom de Vries <tom@codesourcery.com>
2345 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2347 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2348 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2350 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2352 PR rtl-optimization/77289
2353 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2354 register numbers. Remove support for subregs.
2355 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2356 (get_reg_class): Delete removed get_final_hard_regno() argument.
2357 (uses_hard_regs_p): Call get_final_hard_regno().
2359 2016-09-09 Martin Sebor <msebor@redhat.com>
2363 * pretty-print.c (pp_quoted_string): New function.
2364 (pp_format): Call it for %c and %s directives.
2366 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2368 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2369 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2370 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2371 * target.def (frame_pointer_required, can_eliminate): Likewise.
2372 * doc/tm.texi: Regenerated.
2373 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2375 * df-scan.c (df_hard_reg_init): Likewise.
2376 * ira.c (ira_setup_eliminable_regset): Likewise.
2377 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2378 init_elim_table): Likewise.
2379 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2380 set_initial_elim_offsets, update_eliminables,
2381 init_elim_table): Likewise.
2382 * rtlanal.c (get_initial_register_offset): Likewise.
2383 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2384 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2385 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2386 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2387 * config/fr30/fr30.h: Fix comment.
2388 * config/frv/frv.c: Likewise.
2389 * config/frv/frv.h: Likewise.
2390 * config/ft32/ft32.h: Likewise.
2391 * config/visium/visium.h: Likewise.
2392 * config/pa/pa64-linux.h: Likewise.
2393 * config/v850/v850.h: Likewise.
2394 * config/cris/cris.c: Likewise.
2395 * config/ia64/ia64.h: Likewise.
2396 * config/moxie/moxie.h: Likewise.
2397 * config/m32r/m32r.h: Likewise.
2399 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2402 * config.in: Regenerate.
2403 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2405 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2406 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2407 static-libmpxwrappers case.
2408 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2409 MPX_LD_AS_NEEDED_GUARD_POP.
2410 * configure: Regenerate.
2411 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2412 defined if linker support "--push-state"/"--pop-state".
2414 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2416 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2418 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2420 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2421 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2422 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2423 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2424 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2425 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2426 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2428 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2429 width macros from TS 18661-1.
2430 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2432 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2435 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2436 OMP_CLAUSE_SAFELEN_EXPR.
2438 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2440 * Makefile.in (OBJS): Add substring-locations.o.
2441 * langhooks-def.h (class substring_loc): New forward decl.
2442 (lhd_get_substring_location): New decl.
2443 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2444 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2445 * langhooks.c (lhd_get_substring_location): New function.
2446 * langhooks.h (class substring_loc): New forward decl.
2447 (struct lang_hooks): Add field get_substring_location.
2448 * substring-locations.c: New file, taking definition of
2449 format_warning_va and format_warning_at_substring from
2450 c-family/c-format.c, making them non-static.
2451 * substring-locations.h (class substring_loc): Move class here
2452 from c-family/c-common.h. Add and rewrite comments.
2453 (format_warning_va): New decl.
2454 (format_warning_at_substring): New decl.
2455 (get_source_location_for_substring): Add comment.
2457 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2459 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2460 to avoid -Wnarrowing warning.
2461 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2462 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2464 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2466 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2467 Avoid use of base_offset if offset already in range.
2469 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2471 * config/sh/sh-protos.h (struct sh_atomic_model,
2472 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2473 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2474 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2475 * config/sh/sh.h (struct sh_atomic_model,
2476 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2477 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2478 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2479 Guard with __cplusplus.
2481 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2484 * config/i386/i386.c (ix86_expand_builtin): For builtin with
2485 unsupported or unknown ISA, use expand_call.
2487 2016-09-06 Martin Liska <mliska@suse.cz>
2489 PR gcov-profile/77378
2490 PR gcov-profile/77466
2491 * tree-profile.c (tree_profiling): Detect whether target can use
2492 -fprofile-update=atomic.
2494 2016-09-06 Richard Biener <rguenther@suse.de>
2496 PR tree-optimization/77479
2497 * tree-vrp.c (update_value_range): Extend overflow handling to
2500 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2503 * config/i386/i386.md (isa): Add x64_avx512bw.
2504 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
2505 (kmov_isa): New mode attr.
2506 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
2507 (*zero_extend<mode>si2): Likewise.
2508 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
2510 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
2512 * doc/invoke.texi (SPU Options): nops -> NOPs.
2513 (x86 Options): Ditto.
2515 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2518 * toplev.c (process_options): Temporarily set input_location
2519 to UNKNOWN_LOCATION around targetm.target_option.override () call.
2521 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
2523 PR rtl-optimization/77452
2524 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
2525 inner-mode reference to a CONST_VECTOR constant in the constant pool.
2527 2016-09-05 Marek Polacek <polacek@redhat.com>
2530 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2532 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2535 * gensupport.c (alter_output_for_subst_insn): Remove redundant
2536 *insn_out == '*' test. Don't copy unnecessary to yet another
2537 memory buffer, and don't leak it.
2539 PR rtl-optimization/77425
2540 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2542 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
2544 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2546 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2548 * common.opt (fdiagnostics-generate-patch): New option.
2549 * diagnostic.c: Include "edit-context.h".
2550 (diagnostic_initialize): Initialize context->edit_context_ptr.
2551 (diagnostic_finish): Delete context->edit_context_ptr.
2552 (diagnostic_report_diagnostic): Add fix-it hints from the
2553 diagnostic to context->edit_context_ptr, if any.
2554 * diagnostic.h (class edit_context): Add forward decl.
2555 (struct diagnostic_context): Add field "edit_context_ptr".
2556 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2557 -fdiagnostics-generate-patch.
2558 (-fdiagnostics-generate-patch): New item.
2559 * toplev.c: Include "edit-context.h".
2560 (process_options): Set global_dc->edit_context_ptr to a new
2561 edit_context if the options need one.
2562 (toplev::main): Handle -fdiagnostics-generate-patch by using
2563 global_dc->edit_context_ptr.
2565 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2568 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
2569 map and firstprivate clauses on target construct for _Atomic
2571 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
2572 on target construct for _Atomic qualified decls.
2573 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
2575 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
2576 _Atomic qualified arguments not mentioned in uniform clause.
2578 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2580 * Makefile.in (OBJS-libcommon): Add edit-context.o.
2581 * diagnostic-color.c (color_dict): Add "diff-filename",
2582 "diff-hunk", "diff-delete", and "diff-insert".
2583 (parse_gcc_colors): Update default value of GCC_COLORS in comment
2584 to reflect above changes.
2585 * doc/invoke.texi (-fdiagnostics-color): Update description of
2586 default GCC_COLORS, and of the supported capabilities.
2587 * edit-context.c: New file.
2588 * edit-context.h: New file.
2589 * input.c (struct fcache): Add field "missing_trailing_newline".
2590 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
2592 (add_file_to_cache_tab): Likewise.
2593 (fcache::fcache): Likewise.
2594 (get_next_line): Update c->missing_trailing_newline.
2595 (location_missing_trailing_newline): New function.
2596 * input.h (location_missing_trailing_newline): New decl.
2597 * selftest-run-tests.c (selftest::run_tests): Call
2598 edit_context_c_tests.
2599 * selftest.h (edit_context_c_tests): New decl.
2601 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2602 Richard Biener <rguenth@suse.de>
2604 PR tree-optimization/77444
2605 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
2606 as steptype, remove redundant initialization.
2608 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2611 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
2612 (sanopt_optimize_walker): Optimize away
2613 __asan_before_dynamic_init (...) followed by
2614 __asan_after_dynamic_init () without intervening memory loads/stores.
2615 * ipa-pure-const.c (special_builtin_state): Handle
2616 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
2617 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2619 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2621 * cfg.c (free_original_copy_tables): Replace second assignment of
2622 bb_copy = NULL by bb_original = NULL.
2624 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2627 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
2628 assignment added in r216794.
2630 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2632 * Makefile.in (OBJS): Add typed-splay-tree.o.
2633 * selftest-run-tests.c (selftest::run_tests): Call
2634 typed_splay_tree_c_tests.
2635 * selftest.h (typed_splay_tree_c_tests): New decl.
2636 * typed-splay-tree.c: New file.
2637 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
2638 (typed_splay_tree::max): New method.
2639 (typed_splay_tree::min): New method.
2640 (typed_splay_tree::foreach): New method.
2641 (typed_splay_tree::closure): New struct.
2642 (typed_splay_tree::inner_foreach_fn): New function.
2644 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2646 * ipa-cp.c (ipcp_store_bits_results): Change option name from
2647 -fipa-cp-bit to -fipa-bit-cp.
2649 2016-09-01 Martin Sebor <msebor@redhat.com>
2651 PR tree-optimization/71831
2652 * tree-object-size.h: Return bool instead of the size and add
2653 argument for the size.
2654 * tree-object-size.c (compute_object_offset): Update signature.
2655 (addr_object_size): Same.
2656 (compute_builtin_object_size): Return bool instead of the size
2657 and add argument for the size. Handle POINTER_PLUS_EXPR when
2658 optimization is disabled.
2659 (expr_object_size): Adjust.
2660 (plus_stmt_object_size): Adjust.
2661 (pass_object_sizes::execute): Adjust.
2662 * builtins.c (fold_builtin_object_size): Adjust.
2663 * doc/extend.texi (Object Size Checking): Update.
2664 * ubsan.c (instrument_object_size): Adjust.
2666 2016-09-01 Martin Sebor <msebor@redhat.com>
2668 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
2669 it fits the output of the formatted function regardless of its
2671 * gcc/genmodes.c (parser::parse_expr): Same.
2672 * gimplify.c (gimplify_asm_expr): Same.
2673 * passes.c (pass_manager::register_one_dump_file): Same.
2674 * print-tree.c (print_node): Same.
2676 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2678 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
2680 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2682 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
2684 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2686 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
2687 * config/rs6000/vector.md: Ditto.
2688 * config/rs6000/vsx.md: Ditto.
2690 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2692 * ipa-inline-analysis.c (param_change_prob): Get to the base object
2695 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2697 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
2698 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
2699 *return_and_restore_gpregs_<mode>_r11,
2700 *return_and_restore_gpregs_<mode>_r12,
2701 *return_and_restore_gpregs_<mode>_r1,
2702 *return_and_restore_fpregs_<mode>_r11,
2703 *return_and_restore_fpregs_<mode>_r12,
2704 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
2705 directly instead of via the "l" constraint. Renumber operands.
2708 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2710 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
2711 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
2712 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
2713 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
2714 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
2715 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
2716 *call_value_nonlocal_darwin64, reload_macho_picbase,
2717 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
2718 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
2719 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
2720 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
2721 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
2722 *save_fpregs_<mode>_r1): Ditto.
2723 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
2724 *return_and_restore_gpregs_spe): Ditto.
2726 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2728 * config/rs6000/rs6000.md
2729 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
2730 the use of the link register.
2731 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
2733 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2734 Michael Meissner <meissner@linux.vnet.ibm.com>
2737 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
2738 reg+reg addressing for TImode.
2739 (rs6000_legitimate_address_p): Only allow register indirect
2740 addressing for TImode, even without TARGET_QUAD_MEMORY.
2742 2016-09-01 Richard Biener <rguenther@suse.de>
2745 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
2746 check whether the result fits the desired result type.
2748 2016-09-01 Nathan Sidwell <nathan@acm.org>
2750 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
2752 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
2754 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
2756 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
2758 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2760 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
2761 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
2762 for comparisons of integer ZERO_EXTEND against zero.
2764 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2766 * config/i386/i386.c (ix86_option_override_internal): Also disable the
2767 STV pass if -mstackrealign is enabled.
2769 2016-08-31 Ilya Verbin <iverbin@gmail.com>
2771 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
2774 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2776 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
2777 (layout_range::intersects_line_p): New method.
2778 (test_range_contains_point_for_single_point): Rename to...
2779 (test_layout_range_for_single_point): ...this, and add testing
2780 for layout_range::intersects_line_p.
2781 (test_range_contains_point_for_single_line): Rename to...
2782 (test_layout_range_for_single_line): ...this, and add testing
2783 for layout_range::intersects_line_p.
2784 (test_range_contains_point_for_multiple_lines): Rename to...
2785 (test_layout_range_for_multiple_lines): ...this, and add testing
2786 for layout_range::intersects_line_p.
2787 (layout::layout): Populate m_fixit_hints.
2788 (layout::get_expanded_location): Handle the case of a line-span
2790 (layout::validate_fixit_hint_p): New method.
2791 (get_line_span_for_fixit_hint): New function.
2792 (layout::calculate_line_spans): Add spans for fixit-hints.
2793 (layout::should_print_annotation_line_p): New method.
2794 (layout::print_any_fixits): Drop param "richloc", instead using
2795 validated fixits in m_fixit_hints. Add "const" to hint pointers.
2796 (diagnostic_show_locus): Avoid printing blank annotation lines.
2797 (selftest::test_diagnostic_context::test_diagnostic_context):
2798 Initialize show_column and start_span.
2799 (selftest::test_diagnostic_context::start_span_cb): New static
2801 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
2802 (selftest::diagnostic_show_locus_c_tests): Update for function
2803 renamings. Call test_diagnostic_show_locus_fixit_lines.
2805 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2807 PR tree-optimization/73714
2808 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
2810 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2812 * selftest.c: Move "namespace selftest {" to top of file,
2813 removing explicit "selftest::" qualifiers throughout.
2815 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2817 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
2819 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
2820 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
2821 Replace builtin with vector extension.
2822 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
2824 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
2825 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
2826 Replace builtin with vector extension.
2827 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
2828 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
2829 Replace builtin with vector extension.
2830 * config/i386/xmmintrin.h (__m128_u): New type.
2831 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
2832 (_mm_load_ps, _mm_store_ps): Simplify.
2834 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
2836 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
2838 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2840 * diagnostic-show-locus.c (colorizer::begin_state): Support more
2841 than 3 ranges per diagnostic by alternating between color 1 and
2843 (layout::layout): Replace use of rich_location::MAX_RANGES
2844 with richloc->get_num_locations ().
2845 (layout::calculate_line_spans): Replace use of
2846 rich_location::MAX_RANGES with m_layout_ranges.length ().
2847 (layout::print_annotation_line): Handle arbitrary numbers of
2848 ranges in caret-printing by defaulting to '^'.
2849 (selftest::test_one_liner_many_fixits): New function.
2850 (test_diagnostic_show_locus_one_liner): Call it.
2851 * diagnostic.c (diagnostic_initialize): Update for renaming
2852 of rich_location::MAX_RANGES to
2853 rich_location::STATICALLY_ALLOCATED_RANGES.
2854 * diagnostic.h (struct diagnostic_context): Likewise.
2856 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2858 * selftest.c (selftest::named_temp_file::named_temp_file): New
2860 (selftest::temp_source_file::~temp_source_file): Move to...
2861 (selftest::named_temp_file::~named_temp_file): ...here.
2862 (selftest::test_named_temp_file): New function.
2863 (selftest::selftest_c_tests): Call test_named_temp_file.
2864 * selftest.h (class named_temp_file): New class.
2865 (class temp_source_file): Convert to a subclass of named_temp_file.
2867 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
2869 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
2870 USEs of LR_REGNO in returns and sibcalls.
2871 (rs6000_output_mi_thunk): Similar.
2872 (rs6000_sibcall_aix): Similar.
2873 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
2874 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
2875 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
2876 Remove the USE of LR_REGNO from the patterns as well. Delete an
2878 (return_internal_<mode>): Delete.
2880 2016-08-30 Tamar Christina <tamar.christina@arm.com>
2882 * gcc/config/aarch64/aarch64-simd.md
2883 (aarch64_ld2<mode>_dreg_le): New.
2884 (aarch64_ld2<mode>_dreg_be): New.
2885 (aarch64_ld2<mode>_dreg): Removed.
2886 (aarch64_ld3<mode>_dreg_le): New.
2887 (aarch64_ld3<mode>_dreg_be): New.
2888 (aarch64_ld3<mode>_dreg): Removed.
2889 (aarch64_ld4<mode>_dreg_le): New.
2890 (aarch64_ld4<mode>_dreg_be): New.
2891 (aarch64_ld4<mode>_dreg): Removed.
2892 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
2894 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2896 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
2897 redundant location param.
2898 (test_one_liner_fixit_remove): Likewise.
2899 (test_one_liner_fixit_replace): Likewise.
2900 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
2901 * gcc-rich-location.c
2902 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
2903 get_range_from_loc. Drop overload taking a const char *.
2904 * gcc-rich-location.h
2905 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
2908 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2910 * config/linux.c (linux_libc_has_function): Return true on musl.
2912 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2914 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
2916 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
2918 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
2919 used for abnormal egdes.
2921 2016-08-30 Jakub Jelinek <jakub@redhat.com>
2923 PR tree-optimization/72866
2924 * tree-vect-patterns.c (search_type_for_mask): Turn into
2925 a small wrapper, move all code to ...
2926 (search_type_for_mask_1): ... this new function. Add caching
2927 and adjust recursive calls.
2930 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
2931 instead of lookup_type_die (type_main_variant (type)) even for array
2935 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
2936 constant pool reference return x instead of c.
2938 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
2940 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
2943 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2946 (selftest::test_make_location_nonpure_range_endpoints): Fix
2949 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2951 * diagnostic-show-locus.c
2952 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
2954 (selftest::test_diagnostic_show_locus_one_liner): Call it.
2955 * input.c (get_pure_location): Move to libcpp/line-map.c.
2956 * input.h (get_pure_location): Convert decl to an inline function
2957 calling implementation in libcpp.
2959 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
2962 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
2963 template for intel asm dialect.
2964 (vec_set_hi_<mode><mask_name>): Ditto.
2966 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2968 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
2969 (selftest::fail_formatted): Likewise.
2971 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2973 * input.c (make_location): Call get_start and get_finish
2974 on the endpoints to avoid storing packed ranges or ad-hoc
2976 (selftest::test_make_location_nonpure_range_endpoints): New function.
2977 (selftest::input_c_tests): Call it.
2978 * input.h (get_start): New inline function.
2980 2016-08-29 Tom de Vries <tom@codesourcery.com>
2983 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
2986 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
2988 * Makefile.in (gcov-iov.h): Add dummy recipe.
2990 2016-08-29 Nathan Sidwell <nathan@acm.org>
2992 * config/nvptx/nvptx.c: #include tree-vrp.h.
2994 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
2997 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
2998 HIGH+LO construct during reload.
3000 2016-08-28 Tom de Vries <tom@codesourcery.com>
3003 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3004 'sysv_abi va_list' attribute.
3005 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3006 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3009 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3011 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3012 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3013 (unshare_all_rtl_again): Likewise.
3014 * function.c (assign_stack_local_1): Likewise.
3015 (assign_stack_temp_for_type): Likewise.
3017 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3019 * cfgbuild.c (make_edges): Adjust.
3020 * cfgrtl.c (can_delete_label_p): Likewise.
3021 * dwarf2cfi.c (create_trace_edges): Likewise.
3022 * except.c (sjlj_emit_dispatch_table): Likewise.
3023 * function.h (struct expr_status): make x_forced_labels a vector.
3024 * jump.c (rebuild_jump_labels_1): Adjust.
3025 * reload1.c (set_initial_label_offsets): Likewise.
3026 * stmt.c (force_label_rtx): Likewise.
3027 (expand_label): Likewise.
3029 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3031 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3033 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3035 PR tree-optimization/71077
3036 PR tree-optimization/68542
3037 * fold-const.c (fold_relational_const): Fix folding of
3038 VECTOR_CST comparisons that have a scalar boolean result type.
3039 (selftest::test_vector_folding): New static function.
3040 (selftest::fold_const_c_tests): Call it.
3042 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3044 * doc/extend.texi (SPU Built-in Functions): Remove stale
3045 references to material formerly at IBM and Sony.
3047 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3050 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3052 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3054 * diagnostic-show-locus.c
3055 (selftest::test_fixit_consolidation): New function.
3056 (selftest::diagnostic_show_locus_c_tests): Call it.
3057 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3058 constructor based on source_range.
3060 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3062 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3064 (parse_gcc_colors): Update description of default GCC_COLORS.
3065 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3066 (colorizer::set_fixit_insert): New method.
3067 (colorizer::set_fixit_delete): New method.
3068 (colorizer::get_color_by_name): New method.
3069 (colorizer::STATE_FIXIT_INSERT): New constant.
3070 (colorizer::STATE_FIXIT_DELETE): New constant.
3071 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3072 fields in favor of new field "m_stop_color". Add fields
3073 "m_fixit_insert" and "m_fixit_delete".
3074 (colorizer::colorizer): Update for above changes. Replace
3075 colorize_start calls with calls to get_color_by_name.
3076 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3077 STATE_FIXIT_DELETE. Update for field renamings.
3078 (colorizer::finish_state): Simplify by using m_stop_color,
3079 rather than multiple identical "*_ce" fields.
3080 (colorizer::get_color_by_name): New method.
3081 (layout::print_any_fixits): Print insertions and replacements
3082 using the "fixit-insert" color, and deletions using the
3083 "fixit-delete" color.
3084 * doc/invoke.texi (-fdiagnostics-color): Update description of
3085 default GCC_COLORS, and of the supported capabilities.
3087 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3089 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3090 current_function_static_stack_size variable with the static
3091 stack frame size of the current function when
3092 flag_stack_usage_info is enabled.
3094 2016-08-26 Nathan Sidwell <nathan@acm.org>
3096 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3097 assignment inside if condition.
3099 2016-08-26 Richard Biener <rguenther@suse.de>
3101 PR tree-optimization/69047
3102 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3103 extracts similar to what FRE does.
3104 (non_rewritable_mem_ref_base): Likewise.
3106 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3108 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3109 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3110 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3111 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3112 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3114 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3115 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3116 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3117 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3118 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3120 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3123 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3124 reservation duration to 15 cycles.
3125 (cortex_a8_vfp_macs): Likewise.
3126 (cortex_a8_vfp_macd): Likewise.
3127 (cortex_a8_vfp_divs): Likewise.
3128 (cortex_a8_vfp_divd): Likewise.
3130 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3132 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3133 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3135 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3136 Martin Jambhor <mjambor@suse.cz>
3138 * common.opt: New option -fipa-bit-cp.
3139 * doc/invoke.texi: Document -fipa-bit-cp.
3140 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3141 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3142 * tree-ssa-ccp.h: New header file.
3143 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3144 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3145 Replace all occurences of tree parameter by two new params: signop, int.
3146 (bit_value_unop_1): Change to bit_value_unop and export it.
3147 Replace all occurences of tree parameter by two new params: signop,
3149 (bit_value_binop): Change call from bit_value_binop_1 to
3151 (bit_value_assume_aligned): Likewise.
3152 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3153 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3155 (ccp_finalize): Skip processing if val->mask == 0.
3156 * ipa-cp.c: Include tree-ssa-ccp.h
3157 (ipcp_bits_lattice): New class.
3158 (ipcp_param_lattice (bits_lattice): New member.
3159 (print_all_lattices): Call ipcp_bits_lattice::print.
3160 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3161 (initialize_node_lattices): Likewise.
3162 (propagate_bits_accross_jump_function): New function.
3163 (propagate_constants_accross_call): Call
3164 propagate_bits_accross_jump_function.
3165 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3166 (ipcp_store_bits_results): New function.
3167 (ipcp_driver): Call ipcp_store_bits_results.
3168 * ipa-prop.h (ipa_bits): New struct.
3169 (ipa_jump_func): Add new member bits of type ipa_bits.
3170 (ipa_param_descriptor): Change decl to decl_or_type.
3171 (ipa_get_param): Change decl to decl_or_type and assert on
3173 (ipa_get_type): New function.
3174 (ipcp_transformation_summary): New member bits.
3175 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3176 (ipa_populate_param_decls): Likewise.
3177 (ipa_dump_param): Likewise.
3178 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3180 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3181 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3183 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3184 (ipa_write_jump_function): Add streaming for ipa_bits.
3185 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3186 (write_ipcp_transformation_info): Add streaming for ipa_bits
3188 (read_ipcp_transfomration_info): Add support for reading streamed
3190 (ipcp_update_bits): New function.
3191 (ipcp_transform_function): Call ipcp_update_bits.
3193 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3195 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3196 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3198 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3200 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3202 2016-08-25 Richard Biener <rguenther@suse.de>
3204 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3205 Only add locations in late dwarf.
3206 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3207 (dwarf2out_early_finish): But do it here.
3209 2016-08-24 Michael Collison <michael.collison@linaro.org>
3210 Michael Collison <michael.collison@arm.com>
3212 * config/arm/arm-modes.def: Add new condition code mode CC_V
3213 to represent the overflow bit.
3214 * config/arm/arm.c (maybe_get_arm_condition_code):
3215 Add support for CC_Vmode.
3216 (arm_gen_unlikely_cbranch): New function to generate common
3217 rtl conditional branches for overflow patterns.
3218 * config/arm/arm-protos.h: Add prototype for
3219 arm_gen_unlikely_cbranch.
3220 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3221 addsi3_compareV_upper): New patterns to support signed
3222 builtin overflow add operations.
3223 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3224 New patterns to support unsigned builtin add overflow operations.
3225 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3226 builtin overflow subtract operations,
3227 (usubv<mode>4): New patterns to support unsigned builtin subtract
3228 overflow operations.
3229 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3230 to support builtin overflow negate operations.
3232 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3235 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3237 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3238 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3241 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3243 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3244 MULTILIB_OPTIONS should be used. Small wording fixes.
3245 * genmultilib: Memorize set of all option combinations in
3246 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3247 found in MULTILIB_OPTIONS by checking if option set is listed in
3248 combination_space. Output new and existing error message to stderr.
3250 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3252 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3253 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3254 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3255 (MULTILIB_REUSE): Remove reuse rules for option set including
3256 -mfpu=fp-armv8 and -mfpu=vfpv4
3258 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3260 * config/arm/t-rtems: Add vfp multilib.
3262 2016-08-23 Ian Lance Taylor <iant@golang.org>
3264 * config/s390/s390.c (s390_asm_file_start): Call
3267 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3269 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3270 initialization of all 0's to the 0 constant, instead of directly
3271 generating XOR. Add support for V4SImode vector initialization on
3272 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3273 initialization. Change variables used in V4SFmode vector
3274 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3275 any memory addresses are in index form. Add support for using
3276 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3277 with all of the same element.
3278 (regno_or_subregno): New helper function to return a register
3279 number for either REG or SUBREG.
3280 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3281 Use regno_or_subregno where possible.
3282 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3283 DImode value from two SImode values in order to generate V4SImode
3284 vector initialization on 64-bit systems with direct move.
3285 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3287 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3289 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3291 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3292 attributes to initialize V8HImode and V16QImode vectors with the
3294 (VSX_SPLAT_COUNT): Likewise.
3295 (VSX_SPLAT_SUFFIX): Likewise.
3296 (UNSPEC_VSX_VEC_INIT): New unspec.
3297 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3298 Allow SFmode values to come from Altivec registers.
3299 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3300 on 64-bit systems with direct move.
3301 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3302 vector initializations, to allow V4SImode vector initializations
3303 on 64-bit systems with direct move.
3304 (vsx_splat_v4si): Likewise.
3305 (vsx_splat_v4si_di): Likewise.
3306 (vsx_splat_v4sf): Likewise.
3307 (vsx_splat_v4sf_internal): Likewise.
3308 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3310 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3311 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3312 initializing V8HImode and V16QImode vectors with the same
3314 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3315 optimization if -maltivec=be.
3317 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3319 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3320 attribute for alternatives 3 and 4.
3322 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3324 * selftest.c (selftest::assert_str_contains): New function.
3325 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3326 * selftest.h (selftest::assert_str_contains): New decl.
3327 (ASSERT_STR_CONTAINS): New macro.
3329 2016-08-23 Richard Biener <rguenther@suse.de>
3331 PR tree-optimization/77286
3332 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3334 (vect_transform_loop): Split exit edges of loop and scalar
3335 loop if required and at the appropriate time.
3337 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3339 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3340 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3342 Correct a typo in a comment.
3344 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3346 * config/s390/s390.md ("*andc_split"): New splitter for and with
3349 2016-08-23 Richard Biener <rguenther@suse.de>
3351 PR tree-optimization/27336
3352 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3353 by looking for a non-EH edge.
3354 (process_assert_insertions_for): Likewise.
3356 2016-08-23 Richard Biener <rguenther@suse.de>
3359 * statistics.c (statistics_counter_event): Robustify against
3362 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3364 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3365 for targets amdfam10 and barcelona.
3367 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3370 (zero_extend<mode>di2): Ditto.
3371 (*zero_extend<mode>si2): Ditto.
3372 (*zero_extendqihi2): Ditto.
3374 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3377 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3378 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3380 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3382 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3383 identical consecutive elements.
3384 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3385 the node's def stmt, avoid printing an unwanted trailing newline by
3386 replacing the call to print_gimple_stmt() with its inlined body and
3387 adjusting it to not set pp_needs_newline and to call pp_flush()
3388 instead of pp_newline_and_flush().
3390 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3392 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3393 (float32_type_node, float64_type_node, float32x_type_node)
3394 (float128x_type_node): New macros.
3395 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3396 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3397 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3398 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3399 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3400 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3401 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3402 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3403 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3404 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3405 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3406 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3407 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3408 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3409 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3410 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3411 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3412 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3413 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3415 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3416 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3417 * doc/extend.texi (Other Builtins): Document these built-in
3419 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3422 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3424 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3426 2016-08-22 Richard Biener <rguenther@suse.de>
3428 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3430 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3433 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3434 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3435 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3437 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3439 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3440 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3441 (vrp_visit_switch_stmt): Likewise.
3442 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3443 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3444 (vrp_visit_stmt): Use extract_range_from_stmt.
3445 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3447 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3449 * Makefile.in: Add tree-vrp.h to GTFILES.
3450 * gengtype.c (open_base_files): Add tree-vrp.h.
3451 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3452 * builtins.c: Likewise.
3453 * fold-const.c: Likewise.
3454 * gimple-builder.c: Likewise.
3455 * gimple-laddress.c: Likewise.
3456 * hsa-gen.c: Likewise.
3457 * internal-fn.c: Likewise.
3459 * targhooks.c: Liewise,
3460 * tree-ssa-address.c: Likewise.
3461 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3462 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3463 * tree-vrp.h: New file.
3465 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3467 PR tree-optimization/61839
3468 * tree-vrp.c (two_valued_val_range_p): New.
3469 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3470 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3471 Also Convert VAR BINOP CST where VAR is two-valued to
3472 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3474 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3476 * diagnostic-show-locus.c
3477 (layout::annotation_line_showed_range_p): New method.
3478 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3479 Reimplement case fixit_hint::REPLACE to cover removals, and
3480 replacements where the range of the replacement isn't one
3481 of the ranges in the rich_location.
3482 (test_one_liner_fixit_replace): Likewise.
3483 (selftest::test_one_liner_fixit_replace_non_equal_range): New
3485 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
3487 (selftest::test_diagnostic_show_locus_one_liner): Call the new
3489 * diagnostic.c (print_parseable_fixits): Remove case
3492 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
3495 * config/i386/i386.c (ix86_option_override_internal): Remove
3496 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
3497 Enable SSE prefetch also for TARGET_PREFETCHWT1.
3498 Do not try to enable TARGET_PRFCHW ISA flag here.
3499 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
3500 Rewrite expander function body.
3501 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
3503 2016-08-19 Joseph Myers <joseph@codesourcery.com>
3506 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
3507 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
3508 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
3509 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
3510 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
3511 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
3512 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
3513 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
3514 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
3516 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
3518 (struct floatn_type_info): New structure type.
3519 (floatn_nx_types): New variable declaration.
3520 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
3521 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
3522 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
3523 * tree.c (floatn_nx_types): New variable.
3524 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
3525 corresponding complex types.
3526 * target.def (floatn_mode): New hook.
3527 * targhooks.c: Include "real.h".
3528 (default_floatn_mode): New function.
3529 * targhooks.h (default_floatn_mode): New prototype.
3530 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
3532 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
3533 effective-target and dg-add-options keywords.
3534 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
3535 Document new effective-target keywords.
3536 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
3537 * doc/tm.texi: Regenerate.
3538 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
3539 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
3540 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
3542 * real.h (struct real_format): Add field ieee_bits.
3543 * real.c (ieee_single_format, mips_single_format)
3544 (motorola_single_format, spu_single_format, ieee_double_format)
3545 (mips_double_format, motorola_double_format)
3546 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
3547 (ieee_extended_intel_128_format)
3548 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
3549 (mips_extended_format, ieee_quad_format, mips_quad_format)
3550 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
3551 (decimal_double_format, decimal_quad_format, ieee_half_format)
3552 (arm_half_format, real_internal_format: Initialize ieee_bits
3554 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
3555 float128_type_node. Set float80_type_node to float64x_type_node
3556 if appropriate and long_double_type_node not appropriate.
3557 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
3558 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
3559 Initialize ieee_bits field.
3560 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
3561 (rs6000_init_builtins): Set ieee128_float_type_node to
3563 (rs6000_floatn_mode): New function.
3565 2016-08-19 Jakub Jelinek <jakub@redhat.com>
3567 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3568 _rdseed64_step): Uglify argument names and/or local variable names
3569 in inline functions.
3570 * config/i386/rtmintrin.h (_xabort): Likewise.
3571 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
3572 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
3573 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
3574 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
3575 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
3576 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
3577 _mm_maskz_ternarylogic_epi32): Likewise.
3578 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
3579 __lwpins32, __lwpins64): Likewise.
3580 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
3581 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
3582 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
3583 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
3584 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
3585 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
3586 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
3587 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
3588 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
3589 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
3590 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
3591 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
3592 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
3593 _mm256_mask_i64gather_epi32): Likewise.
3594 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3595 * config/i386/ia32intrin.h (__writeeflags): Likewise.
3596 * config/i386/pkuintrin.h (_wrpkru): Likewise.
3597 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
3598 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
3599 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
3600 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
3601 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
3602 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
3603 _mm512_mask_prefetch_i64scatter_ps): Likewise.
3604 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3605 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
3606 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
3607 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
3608 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
3609 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
3610 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
3611 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
3613 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
3615 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
3616 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
3618 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
3619 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
3621 (_rdpkru_u32): Add space after function name.
3623 * config/i386/t-i386 (i386-c.o): Don't depend on
3624 i386-builtin-types.inc.
3625 (i386.o): Depend on i386-builtin-types.inc.
3627 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
3630 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
3631 Use const_vec_duplicate to check for duplicated elements.
3633 2016-08-19 Richard Biener <rguenther@suse.de>
3635 PR tree-optimization/77290
3636 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3637 Fix flag_tree_parallelize_loops check.
3639 2016-08-19 Richard Biener <rguenther@suse.de>
3641 * match.pd (x | 0 -> x): Add.
3643 2016-08-19 Richard Biener <rguenther@suse.de>
3645 PR tree-optimization/77286
3646 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3647 Deal with virtual PHIs being out-of-order.
3649 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3651 * doc/invoke.texi (fverbose-asm): Note that source code lines
3652 are emitted, and provide an example.
3653 * final.c (asm_show_source): New function.
3654 (final_scan_insn): Call asm_show_source.
3656 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3658 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
3659 param with diagnostic_kind.
3660 (class colorizer): Similarly replace field m_diagnostic with
3662 (colorizer::colorizer): Replace diagnostic
3663 param with diagnostic_kind.
3664 (colorizer::begin_state): Update for above field change.
3665 (layout::layout): Replace diagnostic param with rich_location *
3666 and diagnostic_kind.
3667 (diagnostic_show_locus): Replace diagnostic param with richloc
3668 and diagnostic_kind.
3669 (class selftest::test_diagnostic_context): New class.
3670 (selftest::test_diagnostic_show_locus_unknown_location): New
3672 (selftest::test_one_liner_simple_caret): New function.
3673 (selftest::test_one_liner_caret_and_range): New function.
3674 (selftest::test_one_liner_multiple_carets_and_ranges): New
3676 (selftest::test_one_liner_fixit_remove): New function.
3677 (selftest::test_one_liner_fixit_replace): New function.
3678 (selftest::test_diagnostic_show_locus_one_liner): New function.
3679 (selftest::diagnostic_show_locus_c_tests): Call the new test
3681 * diagnostic.c (diagnostic_initialize): Initialize
3682 colorize_source_p, show_ruler_p and parseable_fixits_p.
3683 (default_diagnostic_finalizer): Update for change to
3684 diagnostic_show_locus.
3685 (diagnostic_append_note): Likewise.
3686 * diagnostic.h (diagnostic_show_locus): Replace
3687 const diagnostic_info * param with location * and diagnostic_t.
3689 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3691 * input.c (saved_line_table): New global.
3692 (class selftest::temp_line_table): Rename to line_table_test and
3693 move declaration to selftest.h, and drop field m_old_line_table.
3694 (selftest::temp_line_table::temp_line_table): Rename ctor to...
3695 (selftest::line_table_test::line_table_test): ...this. Add a
3696 default ctor. Store current value of line_table within
3698 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
3699 (selftest::line_table_test::~line_table_test): ...this, and
3700 restore line_table from the saved_line_table, rather than
3702 (selftest::test_accessing_ordinary_linemaps): Update for above
3704 (selftest::test_lexer): Likewise.
3705 (struct selftest::lexer_test): Likewise.
3706 (selftest::lexer_test::lexer_test): Likewise.
3707 (selftest::input_c_tests): Move the looping over test cases from
3709 (selftest::for_each_line_table_case): New function.
3710 * input.h (saved_line_table): New decl.
3711 * selftest.h (struct selftest::line_table_case): New forward decl.
3712 (class selftest::line_table_test): New class, moved here from
3713 selftest::temp_line_table in input.c, and renamed.
3714 (selftest::for_each_line_table_case): New decl.
3716 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
3721 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
3724 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
3725 enclosing parallel construct for reduction variables on OpenACC loop
3728 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
3730 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
3731 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
3733 (function_to_dwarf_procedure): Update comment.
3735 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3737 * input.c (diagnostics_file_cache_forcibly_evict_file): New
3739 * input.h (diagnostics_file_cache_forcibly_evict_file): New
3741 * selftest.c (selftest::temp_source_file::~temp_source_file):
3742 Evict m_filename from the diagnostic file cache.
3744 2016-08-18 Richard Biener <rguenther@suse.de>
3746 * tree-pass.h (make_pass_materialize_all_clones): Declare.
3747 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
3748 make_pass_materialize_all_clones): New simple IPA pass encapsulating
3749 clone materialization.
3750 * passes.def (all_late_ipa_passes): Start with
3751 pass_materialize_all_clones.
3752 * cgraphunit.c (symbol_table::compile): Remove call to
3753 materialize_all_clones.
3754 * tree-into-ssa.c: Include statistics.h.
3755 (update_ssa): Count number of times we do incremental/rewrite
3758 2016-08-18 Richard Biener <rguenther@suse.de>
3760 PR tree-optimization/77282
3761 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3762 When doing auto-parallelizing also prevent use of PHIs that
3763 carry dependences across loop backedges.
3765 2016-08-18 Tamar Christina <tamar.christina@arm.com>
3766 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3768 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
3770 2016-08-18 Richard Biener <rguenther@suse.de>
3772 * ssa-iterators.h (ssa_vuse_operand): New inline.
3773 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
3774 (predicate_all_scalar_phis): Use remove_phi_node to remove
3775 phi nodes predicated. Delay removing virtual PHIs.
3776 (predicate_mem_writes): Update virtual operands.
3777 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
3778 (tree_if_conversion): Do not rewrite virtual SSA form.
3779 * tree-phinodes.c (release_phi_node): Make static.
3780 * tree-phinodes.h (release_phi_node): Remove.
3782 2016-08-18 Jakub Jelinek <jakub@redhat.com>
3784 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
3785 codes that appear in bdesc_* arrays, instead include i386-builtin.def
3786 twice to define those.
3787 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
3788 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
3789 bdesc_multi_arg): Define by including i386-builtin.def the third time.
3790 * config/i386/i386-builtin.def: New file.
3792 2016-08-17 David Malcolm <dmalcolm@redhat.com>
3794 * input.c (get_source_range_for_char): Rename to...
3795 (selftest::get_source_range_for_char): ...this, and move within
3796 the #if CHECKING_P guard.
3797 (get_num_source_ranges_for_substring): Rename to...
3798 (selftest::get_num_source_ranges_for_substring): ...this, move
3799 within the #if CHECKING_P guard, and make static.
3800 (selftest::assert_num_substring_ranges): Initialize
3803 2016-08-18 Alan Modra <amodra@gmail.com>
3805 PR rtl-optimization/72771
3806 * reload.c (find_reloads): Don't assume that a subreg mem is OK
3807 when find_reloads_toplev returns address_reloaded==-1.
3808 (alternative_allows_const_pool_ref): Update comment.
3810 2015-08-17 Alan Hayward <alan.hayward@arm.com>
3812 PR tree-optimization/71752
3813 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
3814 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
3816 2016-08-17 Jakub Jelinek <jakub@redhat.com>
3818 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
3819 instead of testing ECF_NORETURN bit in gimple_call_flags.
3820 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
3821 * predict.c (tree_bb_level_predictions): Likewise.
3822 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
3825 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
3826 turning a call into __builtin_unreachable-like noreturn call, adjust
3827 gimple_call_set_fntype.
3828 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
3829 gimple_call_fntype has void return type.
3831 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
3833 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
3834 maybe_lookup_decl, to handle nested acc loop directives.
3836 2016-08-17 Richard Biener <rguenther@suse.de>
3838 PR tree-optimization/76490
3839 * tree-vrp.c (update_value_range): Preserve overflow infinities
3840 when intersecting with ranges from get_range_info.
3841 (operand_less_p): Handle overflow infinities correctly.
3842 (value_range_constant_singleton): Use vrp_operand_equal_p
3843 to handle overflow max/min correctly.
3844 (vrp_valueize): Likewise.
3845 (union_ranges): Likewise.
3846 (intersect_ranges): Likewise.
3847 (vrp_visit_phi_node): Improve iteration limitation to only
3848 apply when we'll possibly re-visit the PHI via a changed argument
3851 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3853 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
3854 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
3855 rather than those that should not be built.
3857 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
3860 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
3862 2016-08-17 Richard Biener <rguenther@suse.de>
3864 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
3865 (verify_vssa): New function verifying virtual SSA form.
3866 (verify_ssa): Call it.
3867 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
3868 Do not apply loop-closed SSA handling to virtuals.
3869 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
3870 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
3871 when rewriting their symbol.
3872 (prepare_def_site_for): Likewise.
3873 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
3874 operands of moved stmts.
3876 2016-08-17 Richard Biener <rguenther@suse.de>
3878 PR tree-optimization/23855
3879 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
3880 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
3881 find guards to hoist. Do not update SSA form but rewrite virtuals
3882 into loop closed SSA.
3883 (find_loop_guard): Adjust to skip already hoisted guards. Do
3884 not mark virtuals for renaming or update SSA form.
3886 2016-08-17 Martin Liska <mliska@suse.cz>
3888 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
3889 a LONG_LONG_TYPE_SIZE comparison.
3890 * gcov-io.h: Remove macro definitions.
3891 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
3892 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
3895 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3897 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
3898 that builtins not mentioned in bdesc_* arrays come first, then
3899 the ones mentioned in bdesc_* arrays in the order they appear in
3900 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
3901 IX86_BUILTIN__BDESC_*_LAST enumerator.
3902 (bdesc_mpx): Fix up a comment typo.
3903 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
3904 __builtin_ia32_vpcomneu[bwdq] builtins.
3905 (BDESC_VERIFY, BDESC_VERIFYS): Define.
3906 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
3907 enum ix86_builtins ordering.
3908 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
3909 for direct bdesc_* array member access instead of searching all the
3910 arrays until an fcode match is found.
3912 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
3915 pattern as define_insn_and_split. Split insn before reload to
3917 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
3918 <shift_insn><mode>3_1.
3919 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
3920 <rotate_insn><mode>3_1.
3922 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3925 * input.c (get_source_range_for_substring): Rename to...
3926 (get_source_location_for_substring): ...this, adding param
3927 "caret_idx", and converting output param from source_range * to
3929 (get_source_range_for_char): New function.
3930 (get_num_source_ranges_for_substring): Update comment to reflect
3932 (assert_char_at_range): Update to use get_source_range_for_char
3933 rather than get_source_range_for_substring.
3934 (test_lexer_string_locations_concatenation_2): Likewise.
3935 * substring-locations.h (get_source_range_for_substring): Rename
3937 (get_source_location_for_substring): ...this, and adding param
3938 "caret_idx", and converting output param from source_range * to
3941 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3943 * input.c (class selftest::temp_source_file): Move to
3945 (selftest::temp_source_file::temp_source_file): Move to
3947 (selftest::temp_source_file::~temp_source_file): Likewise.
3948 * selftest.c (selftest::temp_source_file::temp_source_file): Move
3950 (selftest::temp_source_file::~temp_source_file): Likewise.
3951 * selftest.h (class selftest::temp_source_file): Move here from
3954 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3957 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
3958 inlining, add cgraph edge for the added __builtin_unreachable call.
3961 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
3962 only cast it to SHWI for the final comparison.
3964 2016-08-16 Martin Liska <mliska@suse.cz>
3966 PR gcov-profile/36412
3967 * doc/gcov.texi: Document --hash-filenames(-x).
3968 * gcov.c (print_usage): Add the option.
3969 (process_args): Process the option, sort options alphabetically.
3970 (md5sum_to_hex): New function.
3971 (make_gcov_file_name): Do the md5sum and append it to a
3974 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3976 PR tree-optimization/69848
3977 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
3978 and swtich operands to avoid additional NOT instruction.
3979 (vcond<v_cmp_mixed><mode>): Ditto.
3980 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3982 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
3984 * doc/install.texi (*-*-solaris2*): Adjust latest change.
3986 2016-08-16 Richard Biener <rguenther@suse.de>
3988 PR tree-optimization/76783
3989 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
3990 BB visited flags at start.
3992 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3994 PR tree-optimization/72817
3995 PR tree-optimization/73450
3996 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
3997 multiple_of_p for adjusted IV.base.
3999 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4002 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4003 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4004 for !flag_finite_math_only or flag_signed_zeros.
4005 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4006 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4007 depend on flag_finite_math_only.
4008 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4010 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4011 (*ieee_smin<mode>3): Ditto.
4012 (*ieee_smax<mode>3): Ditto.
4013 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4014 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4016 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4017 depend on flag_finite_math_only.
4018 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4019 (*mmx_<code>v2sf3): Remove.
4020 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4021 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4022 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4024 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4026 PR rtl-optimization/73650
4027 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4028 it is not a simple move.
4030 2016-08-15 Martin Liska <mliska@suse.cz>
4033 * gcc.c (do_spec_1): Call save_string with the right size.
4034 (save_string): Do an assert about string we copy.
4036 2016-08-15 Richard Biener <rguenther@suse.de>
4038 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4039 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4041 (pass_data_stv): Likewise.
4043 2016-08-15 Richard Biener <rguenther@suse.de>
4045 PR tree-optimization/73434
4046 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4047 TBAA info on the base when forwarding a non-invariant address.
4049 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4051 * dwarf2out.c (struct checksum_attributes): Add
4052 at_string_length_bit_size and at_string_length_byte_size fields.
4053 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4054 and DW_AT_string_length_byte_size.
4055 (die_checksum_ordered): Handle at_string_length_bit_size and
4056 at_string_length_byte_size.
4057 (gen_array_type_die): For dwarf_version >= 5 emit
4058 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4059 (adjust_string_types): For dwarf_version >= 5 remove
4060 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4061 (resolve_addr): Likewise.
4064 * dwarf2out.c (string_types): New variable.
4065 (gen_array_type_die): Change early_dwarf handling of
4066 DW_AT_string_length, create DW_OP_call4 referencing the
4067 length var temporarily. Handle parameters that are pointers
4069 (adjust_string_types): New function.
4070 (gen_subprogram_die): Temporarily set string_types to local var,
4071 call adjust_string_types if needed.
4072 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4074 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4076 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4078 * doc/install.texi (*-*-solaris2*): Fix version number and document
4079 requirement on GNU make for building libjava with the Solaris linker.
4081 2016-08-15 Martin Liska <mliska@suse.cz>
4082 Jakub Jelinek <jakub@redhat.com>
4084 PR tree-optimization/72824
4085 * tree-loop-distribution.c (const_with_all_bytes_same)
4086 <case VECTOR_CST>: Fix a typo.
4088 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4092 Renamed from _mm512_undefined_si512.
4093 (_mm_undefined_si512): New definition.
4095 2016-08-13 Richard Biener <rguenther@suse.de>
4097 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4098 into PHIs and update the lattice for its def.
4100 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4103 * ubsan.c (instrument_si_overflow): Pass true instead of false
4105 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4106 of bbs. Return TODO_cleanup_cfg if any returned true.
4108 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4110 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4111 ISA 3.0 MTVSRDD instruction.
4112 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4115 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4117 PR tree-optimization/71083
4118 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4119 bitfield access when possible.
4121 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4124 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4125 sign-changing cast from a shorter unsigned type to a wider
4128 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4130 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4131 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4132 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4134 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4136 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4137 Correct costs for vec_construct.
4139 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4141 PR tree-optimization/69848
4142 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4143 type CONST_COND_REDUCTION.
4144 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4145 reudction type CONST_COND_REDUCTION.
4147 2016-08-12 Richard Biener <rguenther@suse.de>
4149 PR tree-optimization/57326
4150 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4151 returning an SSA name.
4152 (phi_translate_1): When fully_constant_expression returns a NAME
4153 make sure we have a leader for it.
4155 2016-08-12 Martin Liska <mliska@suse.cz>
4156 Adam Fineman <afineman@afineman.com>
4158 * gcov.c (process_file): Create .gcov file when .gcda
4161 2016-08-12 Marek Polacek <polacek@redhat.com>
4164 * alias.c (find_base_value): Adjust fall through comment.
4165 * cfgexpand.c (expand_debug_expr): Likewise.
4166 * combine.c (find_split_point): Likewise.
4167 (expand_compound_operation): Likewise. Add FALLTHRU.
4168 (make_compound_operation): Adjust fall through comment.
4169 (canon_reg_for_combine): Add FALLTHRU.
4170 (force_to_mode): Adjust fall through comment.
4171 (simplify_shift_const_1): Likewise.
4172 (simplify_comparison): Likewise.
4173 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4175 * config/aarch64/predicates.md: Likewise.
4176 * config/i386/i386.c (function_arg_advance_32): Likewise.
4177 (ix86_gimplify_va_arg): Likewise.
4178 (print_reg): Likewise.
4179 (ix86_print_operand): Likewise.
4180 (ix86_build_const_vector): Likewise.
4181 (ix86_expand_branch): Likewise.
4182 (ix86_sched_init_global): Adjust fall through comment.
4183 (ix86_expand_args_builtin): Add FALLTHRU.
4184 (ix86_expand_builtin): Likewise.
4185 (ix86_expand_vector_init_one_var): Likewise.
4186 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4187 (rs6000_adjust_cost): Likewise.
4188 (insn_must_be_first_in_group): Likewise.
4189 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4190 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4191 * df-scan.c (df_uses_record): Likewise.
4192 * dojump.c (do_jump): Add FALLTHRU.
4193 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4195 (resolve_args_picking_1): Adjust fall through comment.
4196 (loc_list_from_tree_1): Likewise.
4197 * expmed.c (make_tree): Likewise.
4198 * expr.c (expand_expr_real_2): Add FALLTHRU.
4199 (expand_expr_real_1): Likewise. Adjust fall through comment.
4200 * fold-const.c (const_binop): Adjust fall through comment.
4201 (fold_truth_not_expr): Likewise.
4202 (fold_cond_expr_with_comparison): Add FALLTHRU.
4203 (fold_binary_loc): Likewise.
4204 (contains_label_1): Adjust fall through comment.
4205 (multiple_of_p): Likewise.
4206 * gcov-tool.c (process_args): Add FALLTHRU.
4207 * genattrtab.c (check_attr_test): Likewise.
4208 (write_test_expr): Likewise.
4209 * genconfig.c (walk_insn_part): Likewise.
4210 * genpreds.c (validate_exp): Adjust fall through comment.
4211 (needs_variable): Likewise.
4212 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4213 (subst_dup): Likewise.
4214 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4215 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4216 (gimplify_scan_omp_clauses): Add FALLTHRU.
4217 (goa_stabilize_expr): Likewise.
4218 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4220 * hsa-gen.c (get_address_from_value): Likewise.
4221 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4222 * ira.c (ira_setup_alts): Add FALLTHRU.
4223 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4225 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4226 * opts.c (common_handle_option): Likewise.
4227 * read-rtl.c (read_rtx_code): Likewise.
4228 * real.c (round_for_format): Likewise.
4229 * recog.c (asm_operand_ok): Likewise.
4230 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4231 * reload1.c (set_label_offsets): Likewise.
4232 (eliminate_regs_1): Likewise.
4233 (reload_reg_reaches_end_p): Likewise.
4234 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4235 (rtx_cost): Likewise.
4236 * sched-rgn.c (is_exception_free): Likewise.
4237 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4238 * stor-layout.c (int_mode_for_mode): Likewise.
4239 * toplev.c (print_to_asm_out_file): Likewise.
4240 (print_to_stderr): Likewise.
4241 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4242 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4243 (chrec_fold_multiply): Likewise.
4244 (evolution_function_is_invariant_rec_p): Likewise.
4245 (for_each_scev_op): Likewise.
4246 * tree-data-ref.c (siv_subscript_p): Likewise.
4247 (get_references_in_stmt): Likewise.
4248 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4249 (substitute_in_expr): Likewise.
4250 (type_cache_hasher::equal): Likewise.
4251 (walk_type_fields): Likewise.
4252 * var-tracking.c (adjust_mems): Add FALLTHRU.
4253 (set_dv_changed): Adjust fall through comment.
4254 * varasm.c (default_function_section): Add FALLTHRU.
4256 2016-08-12 Marek Polacek <polacek@redhat.com>
4259 * tree-complex.c (expand_complex_division): Add missing break.
4261 2016-08-12 Richard Biener <rguenther@suse.de>
4263 * passes.c (execute_todo): Do not push/pop TV_TODO.
4264 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4265 (execute_one_pass): Likewise.
4266 * common.opt (ftime-report-details): New switch.
4267 * doc/invoke.texi (ftime-report-details): Document.
4268 * timevar.h (timer::print_row): Adjust signature.
4269 (timer::all_zero): New static helper.
4270 (timer::child_map_t): New typedef.
4271 (timer::time_var_def): Add children field.
4272 * timevar.c (timer::named_items::print): Adjust.
4273 (timer::~timer): Free timevar recorded children.
4274 (timer::pop_internal): When -ftime-report-details record
4275 time spent in sub-timevars.
4276 (timer::print_row): Adjust.
4277 (timer::print): Print sub-timevar stats, use all_zero.
4278 * timevar.def (TV_TODO): Remove.
4280 2016-08-12 Richard Biener <rguenther@suse.de>
4282 PR tree-optimization/72851
4283 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4284 worklists to use bitmaps indexed in execution order.
4285 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4286 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4287 (cfg_blocks): Make a bitmap.
4288 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4290 (cfg_blocks_empty_p): Adjust.
4291 (cfg_blocks_add): Likewise.
4292 (cfg_blocks_get): Likewise.
4293 (add_ssa_edge): Likewise.
4294 (add_control_edge): Likewise.
4295 (simulate_stmt): Likewise.
4296 (process_ssa_edge_worklist): Likewise.
4297 (simulate_block): Likewise.
4298 (ssa_prop_init): Compute PRE order and stmt UIDs.
4299 (ssa_prop_fini): Adjust.
4300 (ssa_propagate): Adjust.
4302 2016-08-12 Richard Biener <rguenther@suse.de>
4304 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4305 the currently executable edges have fixed ranges. Always
4306 go through update_value_range.
4308 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4312 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4313 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4314 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4315 (LANG_HOOKS_DECLS): Add it.
4316 * langhooks.h (struct lang_hooks_for_decls): Add
4317 function_decl_defaulted. Const_tree-ify
4318 function_decl_explicit_p and function_decl_deleted_p.
4319 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4320 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4321 also at strict DWARF v5.
4324 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4325 TYPE_QUAL_CONST in reference-typed decls.
4328 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4329 in DW_OP_pieces, just enough to handle pointers to member
4331 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4332 expression on DWARFv5 if a constant value doesn't work.
4334 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4336 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4337 * selftest.c (selftest::test_assertions): New function.
4338 (selftest::selftest_c_tests): New function.
4339 * selftest.h (selftest::selftest_c_tests): New declaration.
4341 2016-08-11 Richard Biener <rguenther@suse.de>
4342 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4344 PR rtl-optimization/72855
4345 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4347 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4350 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4351 (vsx_store_<mode>): Likewise.
4353 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4356 TImode CONST_WIDE_INT store.
4357 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4359 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4362 mode if unaligned SSE load and store are optimal.
4364 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4366 PR tree-optimization/71083
4367 * tree-predcom.c (ref_at_iteration): Correctly align the
4370 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4372 * config/s390/s390-builtin-types.def: Add INT128 types.
4373 * config/s390/s390-builtins.def: Add INT128 variants for the add
4374 sub low-level builtins dealing with TImode.
4375 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4376 via subreg when expanding a builtin.
4377 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4378 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4380 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4381 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4382 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4383 "vacc<bhfgq>_<mode>".
4384 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4385 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4386 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4387 "vscbi<bhfgq>_<mode>".
4388 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4389 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4391 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4393 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4395 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4397 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4399 (vcond<v_cmp_mixed><mode>): Ditto.
4400 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4402 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4404 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4405 variable explicitly, also assert on it before use.
4407 2016-08-11 Richard Biener <rguenther@suse.de>
4409 PR tree-optimization/72772
4410 * cfgloopmanip.c (create_preheader): Use split_edge if there
4411 is a single loop entry, avoiding degenerate PHIs.
4413 2016-08-11 Richard Biener <rguenther@suse.de>
4415 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4416 unconditional TODO_cleanup_cfg.
4417 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4418 cleanup only if we threaded a jump.
4420 2016-08-11 Alan Modra <amodra@gmail.com>
4423 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4424 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4425 slow. Emit two reloads for slow mem case, first loading in
4426 fast innermode, then converting to required mode.
4428 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4430 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4431 (vec_extract_sig): New macro.
4432 (vec_insert_exp): New macro.
4433 (vec_test_data_class): New macro.
4434 (scalar_extract_exp): New macro.
4435 (scalar_extract_sig): New macro.
4436 (scalar_insert_exp): New macro.
4437 (scalar_test_data_class): New macro.
4438 (scalar_test_neg): New macro.
4439 (scalar_cmp_exp_gt): New macro.
4440 (scalar_cmp_exp_lt): New macro.
4441 (scalar_cmp_exp_eq): New macro.
4442 (scalar_cmp_exp_unordered): New macro.
4443 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4444 to enforce constraint that operand is a 7-bit unsigned literal.
4445 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4446 for power9 built-ins.
4447 (BU_P9V_VSX_2): Likewise.
4448 (BU_P9V_64BIT_VSX_2): Likewise.
4449 (VSEEDP): Add scalar extract exponent support.
4450 (VSEESP): Add scalar extract signature support.
4451 (VSTDCNDP): Add scalar test negative support.
4452 (VSTDCNSP): Likewise.
4453 (VSIEDP): Add scalar insert exponent support.
4454 (VSCEDPGT): Add scalar compare exponent greater than support.
4455 (VSCEDPLT): Add scalar compare exponent less than support.
4456 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4457 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4458 (VSTDCDP): Add scalar test data class support.
4459 (VSTDCSP): Likewise.
4460 (VSEEDP): Add overload support for scalar extract exponent
4462 (VSESDP): Add overload support for scalar extract signature
4464 (VSTDCN): Add overload support for scalar test negative
4466 (VSTDCNDP): Add overload support for scalar test negative
4468 (VSTDCNSP): Add overload support for scalar test negative
4470 (VSIEDP): Add overload support for scalar insert exponent
4472 (VSTDC): Add overload support for scalar test data class
4474 (VSTDCDP): Add overload support for scalar test data class
4476 (VSTDCSP): Add overload support for scalar test data class
4478 (VSCEDPGT): Add overload support for scalar compare exponent
4479 greater than operation.
4480 (VSCEDPLT): Add overload support for scalar compare exponent
4481 less than operation.
4482 (VSCEDPEQ): Add overload support for scalar compare exponent
4483 test-for-equality operation.
4484 (VSCEDPUO): Add overload support for scalar compare exponent
4485 test-for-unordered operation.
4486 (VEEDP): Add vector extract exponent support.
4488 (VESDP): Add vector extract significand support.
4490 (VIEDP): Add vector insert exponent support.
4492 (VTDCDP): Add vector test data class support.
4494 (VES): Add overload support for vector extract significand operation.
4497 (VEE): Add overload support for vector extract exponent operation.
4500 (VTDC): Add overload support for vector test data class operation.
4503 (VIE): Add overload support for vector insert exponent operation.
4506 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4507 overloaded binary floating point functions.
4508 (altivec_resolve_overloaded_builtin): Improve error messages to
4509 distinguish between functions not supported in the current
4510 compiler configuration and functions that were invoked with an
4511 invalid parameter combination, and include the built-in function
4512 name in both error messages.
4513 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
4515 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
4517 (rs6000_expand_binop_builtin): Add check to enforce that argument
4518 2 of the test data class operations is a 7-bit unsigned literal.
4519 (rs6000_invalid_builtin): Add code to issue an error message if a
4520 built-in function that requires the power9_vector and -m32
4521 command-line options is compiled without these options.
4522 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
4523 (UNSPEC_VSX_SXSIGDP): New value.
4524 (UNSPEC_VSX_SXSIGPDP): New value.
4525 (UNSPEC_VSX_SIEXPDP): New value.
4526 (UNSPEC_VSX_SCMPEXPDP): New value.
4527 (UNSPEC_VSX_STSTDC): New value.
4528 (UNSPEC_VSX_VXEXP): New value.
4529 (UNSPEC_VSX_VXSIG): New value.
4530 (UNSPEC_VSX_VIEXP): New value.
4531 (UNSPEC_VSX_VTSTDC): New value.
4532 (xsxexpdp): New insn for scalar extract exponent.
4533 (xsxsigdp): New insn for scalar extract significand.
4534 (xsiexpdp): New insn for scalar insert exponent.
4535 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
4536 (*xscmpexpdp): New insn for scalar compare exponents.
4537 (xststdc<Fvsx): New expansion for both single- and
4538 double-precision scalar test data class operations.
4539 (xststdcneg<Fvsx>): New expansion for both single- and
4540 double-precision scalar test for negative value operations.
4541 (*xststdc<Fvsx>): New insn for scalar test data class
4543 (xvxexp<VSs>): New insn for single- and double-precision
4544 vector extract exponent operation.
4545 (xvxsig<VSs>): New insn for single- and double-precision
4546 vector extract significand operation.
4547 (xviexp<VSs>): New insn for single- and double-precision
4548 vector insert exponent operation.
4549 (xvtstdc<VSs>): New insn for single- and double-precision
4550 vector test data class operation.
4551 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4552 built-in functions to represent the Power9 binary floating-point
4553 support instructions.
4555 2016-08-10 bin cheng <bin.cheng@arm.com>
4557 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
4559 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4560 Renlin Li <renlin.li@arm.com>
4561 Bin Cheng <bin.cheng@arm.com>
4563 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
4564 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
4565 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
4566 (aarch64_vcond_internal<mode><mode>): Delete pattern.
4567 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
4568 (vcond<v_cmp_result><mode>): Ditto.
4569 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
4570 (vcondu<mode><mode>): Ditto.
4571 (vcond<v_cmp_mixed><mode>): New pattern.
4572 (vcondu<mode><v_cmp_mixed>): New pattern.
4573 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
4574 of aarch64_vcond_internal.
4576 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4577 Renlin Li <renlin.li@arm.com>
4578 Bin Cheng <bin.cheng@arm.com>
4580 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
4581 (vec_cmp<mode><v_cmp_result>): New pattern.
4582 (vec_cmpu<mode><mode>): New pattern.
4583 (vcond_mask_<mode><v_cmp_result>): New pattern.
4585 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4587 PR tree-optimization/71734
4588 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
4589 REF_LOOP, invoke ref_indep_loop_p_1.
4590 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
4591 to ref_indep_loop_p.
4592 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
4593 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
4594 is inside LOOP, do not cache dpendence value for loops with
4596 (ref_indep_loop_p_2): Delete function.
4597 (can_sm_ref_p): Pass LOOP as additional argument to
4600 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4603 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
4604 being an offsettable address.
4606 2016-08-10 Martin Liska <mliska@suse.cz>
4608 PR gcov-profile/58306
4609 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
4610 atomic variants of profile update functions.
4612 2016-08-10 Martin Liska <mliska@suse.cz>
4614 Cherry picked (and modified) from google-4_7 branch
4615 2012-12-26 Rong Xu <xur@google.com>
4616 * common.opt (fprofile-update): Add new flag.
4617 * coretypes.h: Define enum profile_update.
4618 * doc/invoke.texi: Document -fprofile-update.
4619 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
4620 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
4621 * tree-profile.c (gimple_init_edge_profiler): Generate
4622 also atomic profiler update.
4623 (gimple_gen_edge_profiler): Likewise.
4625 2016-08-10 David Malcolm <dmalcolm@redhat.com>
4627 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
4628 stack_usage_file to NULL after fclose calls.
4630 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4633 * reload.c (push_reload): Compute subreg_in_class for
4634 subregs of constants and plus expressions. Remove special
4635 handling of SYMBOL_REFs.
4637 2016-08-10 Alan Modra <amodra@gmail.com>
4640 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
4641 SImode for TARGET_E500_DOUBLE when given SImode.
4643 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
4645 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
4646 unused variable __O.
4648 2016-08-09 Martin Liska <mliska@suse.cz>
4650 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
4651 _gcov_reset to __gcov_reset.
4652 * doc/gcov-tool.texi: Fix typo.
4654 2016-08-09 Martin Liska <mliska@suse.cz>
4656 * value-prof.c (gimple_divmod_values_to_profile): Do not
4657 instrument MOD histogram if a value is not a SSA name.
4659 2016-08-09 Martin Liska <mliska@suse.cz>
4661 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
4664 2016-08-09 Renlin Li <renlin.li@arm.com>
4667 * calls.c (prepare_call_address): Convert funexp to Pmode when
4669 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
4670 (sibcall_value): Likewise.
4672 2016-08-09 Marek Polacek <polacek@redhat.com>
4675 * cselib.c (cselib_expand_value_rtx_1): Add return.
4676 * gengtype.c (dbgprint_count_type_at): Likewise.
4677 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
4678 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
4680 2016-08-09 Martin Jambor <mjambor@suse.cz>
4683 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
4684 if instance is a MEM_REF.
4686 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
4689 * config/i386/i386.md (*movtf_internal): Use
4690 lra_in_progress || reload_completed instead of !can_create_pseudo_p
4691 in the insn constraint.
4692 (*movxf_internal): Ditto.
4693 (*movdf_internal): Ditto.
4694 (*movsf_internal): Ditto.
4696 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4698 PR tree-optimization/72772
4699 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4702 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4704 PR tree-optimization/72772
4705 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
4707 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
4708 parameter STOP and update calls. Move expand_simple_operations
4709 function call from here...
4710 (simplify_using_initial_conditions): ...to here. Delete parameter
4712 (tree_simplify_using_condition): Delete parameter STOP.
4713 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
4714 simplify_using_initial_conditions.
4716 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
4719 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
4720 Use create_tmp_var_raw instead of create_tmp_var.
4722 2016-08-09 Richard Biener <rguenther@suse.de>
4724 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
4725 Treat same SSA names related.
4727 2016-08-09 Jakub Jelinek <jakub@redhat.com>
4729 PR tree-optimization/72824
4730 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
4731 real_zerop is not negative.
4733 2016-08-09 Richard Biener <rguenther@suse.de>
4735 PR tree-optimization/71802
4736 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
4737 all merge opportunities with the predecessor.
4739 2016-08-09 Richard Biener <rguenther@suse.de>
4742 * ipa-prop.c (ipa_modify_formal_parameters): Build
4743 parameter types with natural alignment also for the
4746 2016-08-08 Andi Kleen <ak@linux.intel.com>
4748 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
4750 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4753 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
4754 do-nothing langhook.
4755 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
4756 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
4757 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
4758 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
4760 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4763 * input.c: Ensure that HAVE_ICONV is defined.
4765 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4768 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
4769 private vars for lastprivate and for linear iterator.
4772 * omp-simd-clone.c: Include varasm.h.
4773 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
4774 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
4775 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
4776 update function name.
4778 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4780 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
4781 (avr_diagnose_devicespecs_error): Remove.
4782 (avr_devicespecs_file): Remove composing absolute path for specfile
4783 and its verbose info. Remove conditions to check specs-file,
4785 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4787 PR rtl-optimization/72821
4788 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
4789 just return false for them.
4791 2016-08-08 Alan Modra <amodra@gmail.com>
4794 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
4795 toc refs created during reload. Update function comment.
4797 2016-08-08 Alan Modra <amodra@gmail.com>
4800 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
4801 alternatives. Put loads first, then stores, and reg/reg moves
4802 within same class later. Delete attr length.
4804 2016-08-08 Alan Modra <amodra@gmail.com>
4807 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
4808 (mem_operand_ds_form): New predicate.
4809 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
4810 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
4811 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
4812 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
4813 (extendsfdf2_fpr): Replace o constraint with wY.
4815 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
4817 * tree-ssa-threadbackward.c: Include tree-inline.h
4818 (profitable_jump_thread_path): Use estimate_num_insns to estimate
4819 size of copied block; for cold paths reduce duplication.
4820 (find_jump_threads_backwards): Remove redundant tests.
4821 (pass_thread_jumps::gate): Enable for -Os.
4823 2016-08-07 Jakub Jelinek <jakub@redhat.com>
4826 * stor-layout.c (layout_decl): Fix up formatting.
4827 (relayout_decl): Allow DECL to be FIELD_DECL.
4829 2016-08-07 Alan Modra <amodra@gmail.com>
4831 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
4833 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4835 * data-streamer-in.c (streamer_read_wide_int): New.
4836 (streamer_read_widest_int): Renamed function.
4837 * data-streamer-out.c (streamer_write_wide_int): New
4838 (streamer_write_widest_int): Renamed function.
4839 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
4841 (input_cfg): Call renamed function.
4842 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
4844 (output_cfg): Call renamed function.
4845 * data-streamer.h: Add declarations.
4847 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4849 * tree-ssa-ccp.c (extend_mask): New param sgn.
4850 Remove ORing with wi::mask.
4851 (get_default_value): Adjust call to extend_mask to pass sign.
4852 (evaluate_stmt): Likewise.
4854 2016-08-06 Jakub Jelinek <jakub@redhat.com>
4856 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
4859 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4861 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
4862 transform if operand's type is pointer to function or method.
4864 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4866 PR tree-optimization/18046
4867 * tree-ssa-threadedge.c: Include cfganal.h.
4868 (simplify_control_statement_condition): If simplifying a
4869 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
4870 with the dominating ASSERT_EXPR before handing it off to VRP.
4871 Mention that a CASE_LABEL_EXPR may be returned.
4872 (thread_around_empty_blocks): Adjust to handle
4873 simplify_control_statement_condition() returning a
4875 (thread_through_normal_block): Likewise.
4876 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
4877 a switch statement by trying to determine which case label
4880 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
4882 PR rtl-optimization/69847
4883 * lra-constraints.c (process_invariant_for_inheritance): Save
4884 pattern instead of src.
4885 (remove_inheritance_pseudos): Use the pattern. Add assert.
4887 2016-08-05 David Malcolm <dmalcolm@redhat.com>
4889 * input.c (string_concat::string_concat): New constructor.
4890 (string_concat_db::string_concat_db): New constructor.
4891 (string_concat_db::record_string_concatenation): New method.
4892 (string_concat_db::get_string_concatenation): New method.
4893 (string_concat_db::get_key_loc): New method.
4894 (class auto_cpp_string_vec): New class.
4895 (get_substring_ranges_for_loc): New function.
4896 (get_source_range_for_substring): New function.
4897 (get_num_source_ranges_for_substring): New function.
4898 (class selftest::lexer_test_options): New class.
4899 (struct selftest::lexer_test): New struct.
4900 (class selftest::ebcdic_execution_charset): New class.
4901 (selftest::ebcdic_execution_charset::s_singleton): New variable.
4902 (selftest::lexer_test::lexer_test): New constructor.
4903 (selftest::lexer_test::~lexer_test): New destructor.
4904 (selftest::lexer_test::get_token): New method.
4905 (selftest::assert_char_at_range): New function.
4906 (ASSERT_CHAR_AT_RANGE): New macro.
4907 (selftest::assert_num_substring_ranges): New function.
4908 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
4909 (selftest::assert_has_no_substring_ranges): New function.
4910 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
4911 (selftest::test_lexer_string_locations_simple): New function.
4912 (selftest::test_lexer_string_locations_ebcdic): New function.
4913 (selftest::test_lexer_string_locations_hex): New function.
4914 (selftest::test_lexer_string_locations_oct): New function.
4915 (selftest::test_lexer_string_locations_letter_escape_1): New function.
4916 (selftest::test_lexer_string_locations_letter_escape_2): New function.
4917 (selftest::test_lexer_string_locations_ucn4): New function.
4918 (selftest::test_lexer_string_locations_ucn8): New function.
4919 (selftest::uint32_from_big_endian): New function.
4920 (selftest::test_lexer_string_locations_wide_string): New function.
4921 (selftest::uint16_from_big_endian): New function.
4922 (selftest::test_lexer_string_locations_string16): New function.
4923 (selftest::test_lexer_string_locations_string32): New function.
4924 (selftest::test_lexer_string_locations_u8): New function.
4925 (selftest::test_lexer_string_locations_utf8_source): New function.
4926 (selftest::test_lexer_string_locations_concatenation_1): New
4928 (selftest::test_lexer_string_locations_concatenation_2): New
4930 (selftest::test_lexer_string_locations_concatenation_3): New
4932 (selftest::test_lexer_string_locations_macro): New function.
4933 (selftest::test_lexer_string_locations_stringified_macro_argument):
4935 (selftest::test_lexer_string_locations_non_string): New function.
4936 (selftest::test_lexer_string_locations_long_line): New function.
4937 (selftest::test_lexer_char_constants): New function.
4938 (selftest::input_c_tests): Call the new test functions once per
4939 case within the line_table test matrix.
4940 * input.h (struct string_concat): New struct.
4941 (struct location_hash): New struct.
4942 (class string_concat_db): New class.
4943 * substring-locations.h: New header.
4945 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4947 PR tree-optimization/72810
4948 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
4949 the type of the case labels when truncating.
4951 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
4954 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
4955 (aarch64_fp16_ptr_type_node): Likewise.
4956 * config/aarch64/aarch64-simd-builtins.c
4957 (aarch64_fp16_ptr_type_node): Define.
4958 (aarch64_init_fp16_types): New, refactored out of...
4959 (aarch64_init_builtins): ...here, update to call
4960 aarch64_init_fp16_types.
4961 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
4963 (aapcs_vfp_sub_candidate): Likewise.
4965 2016-08-05 Martin Liska <mliska@suse.cz>
4966 Joshua Cranmer <Pidgeot18@gmail.com>
4968 * gcov.c (line_t::has_block): New function.
4969 (enum loop_type): New enum.
4970 (handle_cycle): New function.
4971 (unblock): Likewise.
4972 (circuit): Likewise.
4973 (get_cycles_count): Likewise.
4974 (accumulate_line_counts): Use new loop detection algorithm.
4976 2016-08-05 Martin Liska <mliska@suse.cz>
4978 * gcov.c (output_intermediate_file): Rename
4979 function_info::line_next to next_file_fn.
4980 (process_file): Likewise.
4981 (read_graph_file): Likewise.
4982 (accumulate_line_counts): Likewise.
4983 (output_lines): Likewise.
4985 2016-08-05 Richard Biener <rguenther@suse.de>
4987 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
4988 restriction on threading to a loop header.
4990 2016-08-05 Richard Biener <rguenther@suse.de>
4992 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
4993 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
4994 adjust loop info accordingly.
4996 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
4998 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
4999 before folding call to __builtin_constant_p with parameters to false.
5001 2016-08-05 Alan Modra <amodra@gmail.com>
5003 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5004 code accidentally committed 2016-05-02 providing class when given
5007 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5009 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5010 the case label ranges that partially overlap with OP's value
5013 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5017 Cast builtin function result to __mmask16 instead of __mmask8.
5018 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5019 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5020 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5022 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5024 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5025 (ASSERT_TRUE_AT): New macro.
5026 (ASSERT_FALSE): Reimplement in terms of...
5027 (ASSERT_FALSE_AT): New macro.
5028 (ASSERT_STREQ_AT): Fix typo in comment.
5030 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5032 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5033 labels are exhaustive, designate the label with the widest
5034 range to be the default label.
5036 2016-08-04 Andrew Pinski <apinski@cavium.com>
5038 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5039 (thunderx_tunings): Use thunderx_vector_cost instead of
5040 generic_vector_cost.
5042 2016-08-04 Martin Liska <mliska@suse.cz>
5044 * gcov.c (main): Fix GNU coding style.
5045 (output_intermediate_file): Likewise.
5046 (process_file): Likewise.
5047 (generate_results): Likewise.
5048 (release_structures): Likewise.
5049 (create_file_names): Likewise.
5050 (find_source): Likewise.
5051 (read_graph_file): Likewise.
5052 (find_exception_blocks): Likewise.
5053 (canonicalize_name): Likewise.
5054 (make_gcov_file_name): Likewise.
5055 (mangle_name): Likewise.
5056 (accumulate_line_counts): Likewise.
5057 (output_branch_count): Likewise.
5058 (read_line): Likewise.
5060 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5062 PR rtl-optimization/71779
5063 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5064 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5065 or if it was truncated.
5067 PR rtl-optimization/70903
5068 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5070 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5072 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5073 accessing SSA_NAME_PTR_INFO.
5075 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5078 * common/config/avr/avr-common.c (avr_option_optimization_table)
5079 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5081 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5084 * config/avr/avr.md: New pattern to work around do_store_flag
5085 generating shift instructions for bit extractions.
5087 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5089 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5091 (add_equivalence): Likewise.
5092 (get_value_range): Allocate value range with vrp_value_range_pool.
5093 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5094 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5096 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5098 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5099 the default for the rs6000 port.
5101 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5104 * calls.c (special_function_p): Remove special handling of
5105 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5106 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5107 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5109 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5112 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5113 Don't stop on regular insns.
5115 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5117 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5118 size to DImode boundary.
5119 (nvptx_propagate): Likewise.
5121 2016-08-03 Alan Modra <amodra@gmail.com>
5123 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5124 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5125 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5126 from -mefficient-unaligned-vector. Note that this affects fp too.
5128 2016-08-03 Alan Modra <amodra@gmail.com>
5130 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5133 2016-08-03 Alan Modra <amodra@gmail.com>
5135 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5136 to a reg. Localize vars.
5138 2016-08-03 Alan Modra <amodra@gmail.com>
5140 * config/rs6000/rs6000.opt: Remove negatives from help strings
5143 2016-08-03 Alan Modra <amodra@gmail.com>
5145 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5146 Delete duplicated code.
5148 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5151 * lra-spills.c (regno_in_use_p): New.
5152 (lra_final_code_change): Use it.
5154 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5156 PR rtl-optimization/69847
5157 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5159 (lra_rtx_hash): New.
5160 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5162 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5163 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5164 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5165 next insn is USE with the same reg as the current insn source.
5166 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5168 (lra_constraints_init): Call initiate_invariants.
5169 (lra_constraints_finish): Call finish_invariants.
5170 (struct invariant, invariant_t, invariant_ptr_t): New.
5171 (const_invariant_ptr_t, invariants, invariants_pool): New.
5172 (invariant_table, invariant_hash, invariant_eq_p): New.
5173 (insert_invariant, initiate_invariants, finish_invariants): New.
5174 (clear_invariants, invalid_invariant_regs): New.
5175 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5176 instead of restore_regno.
5177 (invariant_p, process_invariant_for_inheritance): New.
5178 (inherit_in_ebb): Implement invariant inheritance.
5179 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5180 (remove_inheritance_pseudos): Implement undoing invariant
5182 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5183 instead of restore_regno.
5184 * lra-assigns.c (regno_live_length): New.
5185 (reload_pseudo_compare_func): Use regno_live_length.
5186 (assign_by_spills): Use restore_rtx instead of restore_regno.
5187 (lra_assign): Ditto. Initiate regno_live_length.
5189 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5191 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5192 __builtin_aarch64_fmindf.
5194 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5196 PR tree-optimization/34114
5197 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5198 information for more control IVs.
5200 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5202 PR tree-optimization/34114
5203 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5204 PLUS_EXPR case. Handle SSA_NAME case.
5206 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5208 * config/aarch64/aarch64-simd-builtins.def
5209 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5210 (__builtin_aarch64_fmaxdf): Likewise.
5211 (__builtin_aarch64_smin_nandf): Likewise.
5212 (__builtin_aarch64_smax_nandf): Likewise.
5213 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5214 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5215 (<fmaxmin><mode>3): ...this.
5216 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5217 (vminnm_f64): Likewise.
5218 (vmin_f64): Likewise.
5219 (vmax_f64): Likewise.
5220 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5221 (FMAXMIN_UNS): ...this.
5222 (fmaxmin): Merged with
5223 (fmaxmin_op): ...this...
5224 (maxmin_uns_op): ...in to this.
5226 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5229 Add support for vec_extract on vector float, vector int, vector
5230 short, and vector char vector types.
5231 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5232 vector float, vector int, vector short, and vector char
5233 optimizations on 64-bit ISA 2.07 systems for both constant and
5234 variable element numbers.
5235 (rs6000_split_vec_extract_var): Likewise.
5236 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5237 Altivec registers on ISA 2.07 and above.
5238 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5239 which never was matched due to the split occuring before register
5240 allocation (and the code would not have worked on little endian
5241 systems if it did match). Allow extracts to go to the Altivec
5242 registers if ISA 2.07 (power8). Change from using "" around the
5243 C++ code to using {}'s.
5244 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5245 vec_extracts when the vector is in memory.
5246 (vsx_extract_v4sf_var): New insn to optimize vector float
5247 vec_extracts when the element number is variable on 64-bit ISA
5249 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5250 for 64-bit ISA 2.07 as well as ISA 3.0.
5251 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5252 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5253 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5254 optimize vector int, vector short, and vector char vec_extracts
5255 when the vector is in memory.
5256 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5257 optimize vector int, vector short, and vector char vec_extracts
5258 when the element number is variable.
5260 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5263 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5264 does not overlap with other symbol flags.
5266 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5268 * config/aarch64/aarch64.h (aarch64_frame):
5269 Remove padding0 and hardfp_offset. Add locals_offset,
5270 initial_adjust, callee_adjust, callee_offset and final_adjust.
5271 * config/aarch64/aarch64.c (aarch64_layout_frame):
5272 Remove unused padding0 and hardfp_offset initializations.
5273 Choose frame layout and set frame variables accordingly.
5274 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5275 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5276 (aarch64_pop_regs): Likewise.
5277 (aarch64_expand_prologue): Remove all decision code, just emit
5278 prolog according to frame variables.
5279 (aarch64_expand_epilogue): Remove all decision code, just emit
5280 epilog according to frame variables.
5281 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5283 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5286 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5287 fix_debug_reg_uses after changing source register mode to
5288 V1TImode if source register is undefined.
5290 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5292 PR tree-optimization/71818
5293 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5294 with non invariant evolutions
5296 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5299 * config/avr/avr.md (length) [branch]: Correct insn length
5300 attribute for forward branches.
5302 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5304 * doc/extend.texi (AVR Built-in Functions): Document
5306 * config/avr/builtins.def (NOPS): New.
5307 * config/avr/avr.c (avr_expand_nops): New static function.
5308 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5310 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5312 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5313 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5316 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5318 * config/aarch64/aarch64.c (vulcan_tunings): Update
5319 vulcan L1 cache_line_size.
5321 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5323 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5324 function that takes a vector memory address, a hard register, an
5325 element number and a temporary base register, and recreates an
5326 address that points to the appropriate element within the vector.
5327 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5328 (rs6000_split_vec_extract_var): Add support for the target of a
5329 vec_extract with variable element number being a scalar memory
5331 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5333 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5334 vsx_extract_<mode>_load insn with a new insn that optimizes
5335 storing either element to a memory location, using scratch
5336 registers to pick apart the vector and reconstruct the address.
5337 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5338 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5339 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5341 (vsx_extract_<mode>_var): Add support for extracting a variable
5342 element number from memory.
5344 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5346 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5347 when testing for compares against constants of the form 0xabab.
5349 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5351 PR tree-optimization/57558
5352 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5354 (vect_loop_versioning): Support versioning with niter assumptions.
5355 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5356 (vect_get_loop_niters): New parameter. Reimplement to support
5357 assumptions in loop niter info.
5358 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5359 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5360 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5361 Support loop versioning for niters.
5362 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5363 (vect_free_loop_info_assumptions): New function.
5364 (vectorize_loops): Free loop niter info for loops with flag
5365 LOOP_F_ASSUMPTIONS set if vectorization failed.
5366 * tree-vectorizer.h (struct _loop_vec_info): New field
5367 num_iters_assumptions.
5368 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5369 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5370 (LOOP_REQUIRES_VERSIONING): New macro.
5371 (vect_free_loop_info_assumptions): New decl.
5373 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5375 * cfgloop.h (struct loop): New field constraints.
5376 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5377 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5379 * cfgloop.c (alloc_loop): Initialize new field.
5380 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5381 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5382 Adjust niter analysis wrto loop constraints.
5383 * doc/loop.texi (@node Number of iterations): Add description for loop
5386 2016-07-29 Marek Polacek <polacek@redhat.com>
5389 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5390 (ix86_expand_round_builtin): Likewise.
5392 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5393 Georg-Johann Lay <avr@gjlay.de>
5395 PR rtl-optimization/71976
5396 * combine.c (get_last_value): Return 0 if the argument for which
5397 the function is called has a wider mode than the recorded value.
5399 2016-07-29 Marek Polacek <polacek@redhat.com>
5402 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5403 (altivec_expand_st_builtin): Likewise.
5405 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5407 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5408 introduced in r238381.
5410 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5413 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5414 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5416 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5418 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5421 Add support for vec_extract of vector double or vector long having
5422 a variable element number on 64-bit ISA 2.07 systems or newer.
5423 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5425 (rs6000_split_vec_extract_var): New function to split a
5426 vec_extract built-in function with variable element number.
5427 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5429 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5430 (UNSPEC_VSX_EXTRACT): Likewise.
5431 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5432 direct move instructions to be generated on 64-bit ISA 2.07
5433 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5435 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5436 arguments for vec_extract variable element.
5437 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5438 vec_extract with variable element on V2DFmode and V2DImode
5440 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5441 -mupper-regs-df requirement, since it isn't needed.
5442 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5443 do direct moves on 64-bit systems, which allows optimization of
5444 vec_extract on 64-bit ISA 2.07 systems and newer.
5446 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5447 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5449 * config/aarch64/aarch64.md
5450 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5452 (<optab>qihi2_aarch64): Likewise, and split into two.
5453 (extendqihi2_aarch64): New.
5454 (zero_extendqihi2_aarch64): New.
5455 * config/aarch64/iterators.md (ldrxt): Remove.
5456 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5459 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5461 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5463 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5465 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5466 (aarch64_push_reg): New function to push 1 or 2 registers.
5467 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5468 (aarch64_expand_prologue): Use aarch64_push_regs.
5469 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5471 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5473 PR tree-optimization/71734
5474 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5475 attribute instead of REF_LOOP and use it.
5476 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5477 set it for Loops having non-zero safelen attribute.
5478 (ref_indep_loop_p): Pass zero as initial value for safelen.
5480 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5484 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
5485 call using chkp_gimple_call_builtin_p.
5486 (chkp_copy_bounds_for_assign): Likewise.
5488 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5490 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
5491 * config/arm/arm-protos.h (struct tune_params): Likewise.
5492 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
5493 (cortex_a9_sched_adjust_cost): Likewise.
5494 (fa726te_sched_adjust_cost): Likewise.
5495 (arm_adjust_cost): Likewise.
5496 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
5497 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
5498 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
5499 * config/i386/i386.c (ix86_adjust_cost): Likewise.
5500 * config/ia64/ia64.c: Likewise.
5501 * config/m68k/m68k.c: Likewise.
5502 * config/mep/mep.c (mep_adjust_cost): Likewise.
5503 * config/microblaze/microblaze.c (microblaze_adjust_cost):
5505 * config/mips/mips.c (mips_adjust_cost): Likewise.
5506 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
5508 * config/pa/pa.c (pa_adjust_cost): Likewise.
5509 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
5510 (rs6000_debug_adjust_cost): Likewise.
5511 * config/sh/sh.c (sh_adjust_cost): Likewise.
5512 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
5513 (hypersparc_adjust_cost): Likewise.
5514 (sparc_adjust_cost): Likewise.
5515 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
5516 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
5517 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
5519 * config/visium/visium.c (visium_adjust_cost): Likewise.
5520 * doc/tm.texi: Regenerate.
5521 * haifa-sched.c (dep_cost_1): Adjust.
5522 * target.def: Merge adjust_cost and adjust_cost_2.
5524 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5526 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
5528 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5530 * store-motion.c (struct st_expr): Make pattern_regs a vector.
5531 (extract_mentioned_regs): Append to a vector instead of
5532 returning a rtx_expr_list.
5533 (st_expr_entry): Adjust.
5534 (free_st_expr_entry): Likewise.
5535 (store_ops_ok): Likewise.
5536 (store_killed_in_insn): Likewise.
5537 (find_moveable_store): Likewise.
5539 2016-07-28 Martin Liska <mliska@suse.cz>
5541 PR gcov-profile/68025
5542 * tree-profile.c (tree_profiling): Respect
5543 no_profile_instrument_function attribute.
5544 * doc/extend.texi: Document no_profile_instrument_function
5547 2016-07-28 Martin Liska <mliska@suse.cz>
5549 PR rtl-optimization/70944
5550 * combine.c (make_compound_operation):
5551 Do not allow make_compound_operation for vector mode
5553 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
5556 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
5557 before calling get_ops.
5559 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5561 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
5562 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
5563 (BITS_PER_UNIT_LOG): Remove.
5564 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
5565 * expr.c (expand_assignment): Likewise.
5566 * stor-layout.c (initialize_sizetypes): Likewise.
5568 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5570 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
5571 signature of rs6000_expand_vector_extract so that the element
5572 number is a RTX instead of a constant integer.
5573 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
5575 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
5576 (altivec_expand_vec_ext_builtin): Likewise.
5577 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
5578 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
5579 MFVSRLD instruction.
5581 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5583 * input.c (get_pure_location): Move here from tree.c.
5584 (make_location): Likewise. Add header comment.
5585 (selftest::test_accessing_ordinary_linemaps): Verify
5586 pure_location_p, make_location, get_location_from_adhoc_loc and
5588 * input.h (get_pure_location): Move declaration here from tree.h.
5589 (get_finish): Likewise for inline function.
5590 (make_location): Likewise for declaration.
5591 * tree.c (get_pure_location): Move to input.c.
5592 (make_location): Likewise.
5593 * tree.h (get_pure_location): Move declaration to tree.h.
5594 (get_finish): Likewise for inline function.
5595 (make_location): Likewise for declaration.
5597 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5600 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
5602 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5604 * system.h (STATIC_ASSERT): Use static_assert if building
5607 2016-07-27 Richard Biener <rguenther@suse.de>
5609 PR tree-optimization/72517
5610 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
5611 Revert change to not compute read-read dependences.
5613 2016-07-27 Richard Biener <rguenther@suse.de>
5615 * predict.c (set_even_probabilities): Make nedges unsigned.
5617 2016-07-27 Martin Liska <mliska@suse.cz>
5619 * predict.c (set_even_probabilities): Handle unlikely edges.
5620 (combine_predictions_for_bb): Likewise.
5622 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5625 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
5626 __float128 support when we don't have hardware support, so that
5627 the IEEE built-in functions like isgreater, first call __unordkf3
5628 to make sure neither operand is a NaN, and if both operands are
5629 ordered, do the normal comparison.
5631 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5633 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
5635 (extract_code_and_val_from_cond_with_ops): Verify that name is
5636 either cond_op0 or cond_op1.
5638 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5640 PR tree-optimization/18046
5641 * genmodes.c (emit_mode_size_inline): Emit an assert that
5642 verifies that mode is a valid array index.
5643 (emit_mode_nuinits_inline): Likewise.
5644 (emit_mode_inner_inline): Likewise.
5645 (emit_mode_unit_size_inline): Likewise.
5646 (emit_mode_unit_precision_inline): Likewise.
5647 * tree-vrp.c: Include params.h.
5648 (find_switch_asserts): Register edge assertions for the default
5649 label which correspond to the anti-ranges of each case label.
5650 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
5651 * doc/invoke.texi: Document it.
5653 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5655 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
5656 and unnecessary call to gimple_bb.
5658 2016-07-26 Richard Biener <rguenther@suse.de>
5660 PR rtl-optimization/71984
5661 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
5664 2016-07-26 Richard Biener <rguenther@suse.de>
5667 * expmed.c (extract_bit_field_1): Constrain the vector mode
5668 with element size matching the extraction mode size when
5669 choosing a better vector mode to do the extraction from.
5671 2016-07-26 Richard Biener <rguenther@suse.de>
5672 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5675 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
5678 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5680 * tree-ssa-structalias.c (struct scc_info): Change types of
5681 members to auto_sbitmap and auto_vec.
5682 (scc_info::scc_info): New constructor.
5683 (scc_info::~scc_info): New destructor.
5684 (init_scc_info): Remove.
5685 (free_scc_info): Remove.
5686 (find_indirect_cycles): Adjust.
5687 (perform_var_substitution): Likewise.
5688 (free_var_substitution_info): Likewise.
5690 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5692 * tree-outof-ssa.c (struct elim_graph): Change type of members
5693 to auto_vec and auto_sbitmap.
5694 (elim_graph::elim_graph): New constructor.
5695 (delete_elim_graph): Remove.
5696 (expand_phi_nodes): Adjust.
5698 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5700 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
5701 (new_elim_graph): Adjust.
5702 (clear_elim_graph): Likewise.
5703 (delete_elim_graph): Likewise.
5704 (elim_graph_size): Likewise.
5705 (elim_graph_add_node): Likewise.
5706 (elim_graph_add_edge): Likewise.
5707 (elim_graph_remove_succ_edge): Likewise.
5708 (eliminate_name): Likewise.
5709 (eliminate_build): Likewise.
5710 (elim_forward): Likewise.
5711 (elim_unvisited_predecessor): Likewise.
5712 (elim_backward): Likewise.
5713 (elim_create): Likewise.
5714 (eliminate_phi): Likewise.
5715 (expand_phi_nodes): Likewise.
5717 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5719 * bt-load.c (compute_out): Use auto_sbitmap class.
5720 (link_btr_uses): Likewise.
5721 * cfganal.c (mark_dfs_back_edges): Likewise.
5722 (post_order_compute): Likewise.
5723 (inverted_post_order_compute): Likewise.
5724 (pre_and_rev_post_order_compute_fn): Likewise.
5725 (single_pred_before_succ_order): Likewise.
5726 * cfgexpand.c (pass_expand::execute): Likewise.
5727 * cfgloop.c (verify_loop_structure): Likewise.
5728 * cfgloopmanip.c (fix_bb_placements): Likewise.
5729 (remove_path): Likewise.
5730 (update_dominators_in_loop): Likewise.
5731 * cfgrtl.c (break_superblocks): Likewise.
5732 * ddg.c (check_sccs): Likewise.
5733 (create_ddg_all_sccs): Likewise.
5734 * df-core.c (df_worklist_dataflow): Likewise.
5735 * dse.c (dse_step3): Likewise.
5736 * except.c (eh_region_outermost): Likewise.
5737 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5738 * gcse.c (prune_expressions): Likewise.
5739 (prune_insertions_deletions): Likewise.
5740 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
5741 * graph.c (draw_cfg_nodes_no_loops): Likewise.
5742 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
5743 * lcm.c (compute_earliest): Likewise.
5744 (compute_farthest): Likewise.
5745 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
5746 (unroll_loop_runtime_iterations): Likewise.
5747 (unroll_loop_stupid): Likewise.
5748 * lower-subreg.c (decompose_multiword_subregs): Likewise.
5749 * lra-lives.c: Likewise.
5750 * lra.c (lra): Likewise.
5751 * modulo-sched.c (schedule_reg_moves): Likewise.
5752 (optimize_sc): Likewise.
5753 (get_sched_window): Likewise.
5754 (sms_schedule_by_order): Likewise.
5755 (check_nodes_order): Likewise.
5756 (order_nodes_of_sccs): Likewise.
5757 (order_nodes_in_scc): Likewise.
5758 * recog.c (split_all_insns): Likewise.
5759 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
5760 * reload1.c (reload): Likewise.
5761 * sched-rgn.c (haifa_find_rgns): Likewise.
5762 (split_edges): Likewise.
5763 (compute_trg_info): Likewise.
5764 * sel-sched.c (init_seqno): Likewise.
5765 * store-motion.c (remove_reachable_equiv_notes): Likewise.
5766 * tree-into-ssa.c (update_ssa): Likewise.
5767 * tree-ssa-live.c (live_worklist): Likewise.
5768 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
5769 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5771 (try_peel_loop): Likewise.
5772 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5774 * tree-ssa-pre.c (compute_antic): Likewise.
5775 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
5776 * tree-stdarg.c (reachable_at_most_once): Likewise.
5777 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
5778 * var-tracking.c (vt_find_locations): Likewise.
5780 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5782 * sbitmap.h (auto_sbitmap): New class.
5784 2016-07-26 Alan Modra <amodra@gmail.com>
5787 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
5790 2016-07-25 David Malcolm <dmalcolm@redhat.com>
5792 * input.c (selftest::temp_source_file::temp_source_file): Fix
5793 missing "%s" in fprintf.
5795 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
5798 * cselib.c (cselib_process_insn): Invalidate argument slots for
5801 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5803 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
5804 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
5805 vmulxh_lane_f16, vmulxh_laneq_f16): New.
5807 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5809 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5810 * config/aarch64/aarch64.md (fma, fnma): Support HF.
5811 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
5813 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5815 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5816 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
5818 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
5819 (add<mode>3): Likewise.
5820 (sub<mode>3): Likewise.
5821 (mul<mode>3): Likewise.
5822 (div<mode>3): Likewise.
5823 (*div<mode>3): Likewise.
5824 (<fmaxmin><mode>3): Extend to HF.
5825 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
5826 (fabd<mode>3): Likewise.
5827 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
5828 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
5829 (aarch64_fmulx<mode>): Likewise.
5830 (aarch64_fac<optab><mode>): Likewise.
5831 (aarch64_frecps<mode>): Likewise.
5832 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
5833 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
5834 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
5835 (VSDQ_HSDI): Support HI.
5836 (fcvt_target, FCVT_TARGET): Likewise.
5837 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
5838 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
5839 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
5840 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
5841 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
5842 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
5843 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
5846 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5848 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
5849 * config/aarch64/aarch64-builtins.c (hi_UP): New.
5850 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5851 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
5853 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
5854 (aarch64_cm<optab><mode>): Likewise.
5855 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
5856 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
5857 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
5858 (sqrt<mode>2): Likewise.
5859 (*sqrt<mode>2): Likewise.
5860 (abs<mode>2): Likewise.
5861 (<optab><mode>hf2): New pattern for HF mode.
5862 (<optab>hihf2): Likewise.
5863 * config/aarch64/arm_neon.h: Include arm_fp16.h.
5864 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
5865 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
5867 * config/aarch64/arm_fp16.h: New file.
5868 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
5869 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
5870 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
5871 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
5872 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
5873 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
5874 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
5875 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
5876 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
5877 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
5878 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
5879 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
5882 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5884 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
5885 reduc_smin_scal_): Use VDQIF_F16.
5886 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
5887 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
5889 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
5890 * config/aarch64/iterators.md (VDQIF_F16): New.
5891 (vp): Support HF modes.
5892 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
5893 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
5895 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5897 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
5898 "*aarch64_mulx_elt_from_dup<mode>".
5899 (*aarch64_mul3_elt<mode>): Update schedule type.
5900 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
5901 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
5902 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
5903 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
5904 (f, fp): Support HF modes.
5905 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
5906 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
5907 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
5908 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
5909 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
5910 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
5912 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5914 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5915 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
5917 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
5920 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5922 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5923 * config/aarch64/aarch64-simd.md
5924 (aarch64_rsqrts<mode>): Extend to HF modes.
5925 (fabd<mode>3): Likewise.
5926 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
5927 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
5928 (aarch64_<maxmin_uns>p<mode>): Likewise.
5929 (<su><maxmin><mode>3): Likewise.
5930 (<maxmin_uns><mode>3): Likewise.
5931 (<fmaxmin><mode>3): Likewise.
5932 (aarch64_faddp<mode>): Likewise.
5933 (aarch64_fmulx<mode>): Likewise.
5934 (aarch64_frecps<mode>): Likewise.
5935 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
5936 (add<mode>3): Extend to HF modes.
5937 (sub<mode>3): Likewise.
5938 (mul<mode>3): Likewise.
5939 (div<mode>3): Likewise.
5940 (*div<mode>3): Likewise.
5941 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
5943 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
5944 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
5945 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
5946 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
5947 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
5948 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
5949 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
5950 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
5951 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
5952 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
5953 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
5954 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
5955 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
5956 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
5958 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5960 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
5961 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5962 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
5963 (neg<mode>2): Likewise.
5964 (abs<mode>2): Likewise.
5965 (<frint_pattern><mode>2): Likewise.
5966 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
5967 (<optab><VDQF:mode><fcvt_target>2): Likewise.
5968 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
5969 (ftrunc<VDQF:mode>2): Likewise.
5970 (<optab><fcvt_target><VDQF:mode>2): Likewise.
5971 (sqrt<mode>2): Likewise.
5972 (*sqrt<mode>2): Likewise.
5973 (aarch64_frecpe<mode>): Likewise.
5974 (aarch64_cm<optab><mode>): Likewise.
5975 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
5977 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
5978 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
5980 * config/aarch64/arm_neon.h (vdup_n_f16): New.
5981 (vdupq_n_f16): Likewise.
5982 (vld1_dup_f16): Use vdup_n_f16.
5983 (vld1q_dup_f16): Use vdupq_n_f16.
5984 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
5985 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
5986 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
5987 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
5988 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
5989 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
5990 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
5991 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
5992 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
5993 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
5994 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
5995 vsqrt_f16, vsqrtq_f16): New.
5997 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5999 * config/aarch64/aarch64-simd.md
6000 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6001 (aarch64_ext<mode>): Likewise.
6002 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6003 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6004 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6006 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6008 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6009 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6010 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6011 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6012 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6013 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6014 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6016 (vmov_n_f16): Reimplement using vdup_n_f16.
6017 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6019 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6021 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6022 "frame_related_p". Generate CFA annotation when it's necessary.
6023 (aarch64_expand_prologue): Use aarch64_add_constant.
6024 (aarch64_expand_epilogue): Likewise.
6025 (aarch64_output_mi_thunk): Pass "false" when calling
6026 aarch64_add_constant.
6028 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6030 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6033 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6035 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6036 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6037 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6038 (aarch64_build_constant): Delete.
6040 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6043 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6045 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6046 flag_toplevel_reorder.
6048 2016-07-25 Richard Biener <rguenther@suse.de>
6050 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6051 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6052 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6053 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6054 (streamer_get_builtin_tree): Likewise.
6055 (streamer_write_builtin): Likewise.
6056 * lto-streamer.h (LTO_builtin_decl): Remove.
6057 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6058 (lto_input_scc): Remove LTO_builtin_decl handling.
6059 (lto_input_tree_1): Liekwise.
6060 * lto-streamer-out.c (lto_output_tree_1): Remove special
6061 handling of builtins.
6062 (DFS::DFS): Likewise.
6063 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6064 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6066 (streamer_write_builtin): Remove.
6068 2016-07-25 Martin Liska <mliska@suse.cz>
6070 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6071 if flag_auto_profile is set to true.
6073 2016-07-25 Martin Liska <mliska@suse.cz>
6075 PR gcov-profile/71868
6076 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6077 have a function with multiple latches, count them all.
6079 2016-07-25 Martin Liska <mliska@suse.cz>
6081 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6083 2016-07-25 Martin Liska <mliska@suse.cz>
6085 PR tree-optimization/71987
6086 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6087 just for SSA_NAMEs. Fix GNU coding style.
6089 2016-07-25 Martin Liska <mliska@suse.cz>
6091 PR gcov-profile/64874
6092 * gcov-io.h: Update command about file format.
6093 * gcov-iov.c (main): Adapt the numbering scheme.
6095 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6098 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6099 whose result is used in PHI.
6100 (final_range_test_p): Likewise.
6101 (maybe_optimize_range_tests): Likewise.
6103 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6105 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6106 Reformat two multi-line strings.
6108 2016-07-22 Martin Sebor <msebor@redhat.com>
6110 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6112 2016-07-22 Martin Sebor <msebor@redhat.com>
6115 * doc/extend.texi (Compound Literals): Correct and clarify.
6116 (Cast to Union): Same.
6118 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6120 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6121 comments to explain why certain error messages make mention of
6122 undocumented options.
6123 (rs6000_invalid_builtin): Change error messages to replace mention
6124 of undocumented options with mention of the -mcpu=power9 option
6125 that enables those undocumented options.
6126 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6127 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6128 definition of this macro to correct an existing error.
6129 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6130 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6131 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6132 descriptions of built-in functions so that they depend on
6133 -mcpu=power9 instead of on the corresponding undocumented flags.
6134 * doc/invoke.texi (Option Summary): Remove all mention of newly
6136 (IBM RS/6000 and PowerPC Options): Likewise.
6137 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6138 mention of newly undocumented flags.
6140 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6142 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6143 when target_clones attribute is set.
6145 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6147 * common.opt (funsafe-loop-optimizations): Mark ignore.
6148 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6149 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6151 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6152 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6154 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6156 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6158 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6160 (number_of_iterations_exit): Warn missed loop optimization for
6161 possible infinite loops.
6163 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6166 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6167 when to emit a ".machine" pseudo-op.
6169 2016-07-22 Martin Liska <mliska@suse.cz>
6171 PR gcov-profile/69028
6172 PR gcov-profile/62047
6173 * coverage.c (coverage_compute_lineno_checksum): Do not
6174 calculate checksum for fns w/o xloc.file.
6175 (coverage_compute_profile_id): Likewise.
6177 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6179 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6180 (avr_secondary_reload): ...and implementation.
6181 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6182 * config/avr/avr.md (reload_in<mode>): Remove insns.
6183 (adjust_len) [lpm]: Remove insn attribute value.
6184 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6186 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6189 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6191 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6192 * calls.c (special_function_p): Remove the special handling of the
6193 "__builtin_" prefix.
6195 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6198 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6199 if STMT may be an alloca call.
6200 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6201 builtin alloca call.
6202 * calls.h (gimple_maybe_alloca_call_p): New function.
6203 * tree-inline.c (inline_forbidden_p_stmt): Use
6204 gimple_maybe_alloca_call_p here.
6206 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6208 * spellcheck-tree.c (best_macro_match::best_macro_match):
6209 Explictly specify the template arguments when invoking the base
6210 class constructor, to help older C++ compilers.
6212 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6215 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6216 before builtin_decl_implicit.
6218 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6220 * optabs.c (emit_condiitonal_move): Short circuit for identical
6223 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6225 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6226 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6227 (noce_conversion_profitable_p): New.
6228 (noce_try_store_flag_constants): Use it.
6229 (noce_try_addcc): Likewise.
6230 (noce_try_store_flag_mask): Likewise.
6231 (noce_try_cmove): Likewise.
6232 (noce_try_cmove_arith): Likewise.
6233 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6235 (noce_convert_multiple_sets): Move cost model to here, from...
6236 (bb_ok_for_noce_convert_multiple_sets) ...here.
6237 (noce_process_if_block): Update calls for above changes.
6238 (noce_find_if_block): Record new noce_if_info parameters.
6240 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6242 * target.def (max_noce_ifcvt_seq_cost): New.
6243 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6244 * doc/tm.texi: Regenerate.
6245 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6246 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6247 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6248 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6249 * doc/invoke.texi: Document new params.
6251 2016-07-21 Richard Biener <rguenther@suse.de>
6253 PR tree-optimization/71947
6254 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6255 ranges have useful limit_vr information.
6257 2016-07-21 Richard Biener <rguenther@suse.de>
6259 * function-tests.c (build_trivial_generic_function): Set
6260 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6261 * omp-low.c (create_omp_child_function): Likewise.
6262 (grid_expand_target_grid_body): Likewise.
6263 * cgraphunit.c (init_lowered_empty_function): Likewise.
6264 (cgraph_node::expand_thunk): Likewise.
6265 * tree-parloops.c (create_loop_fn): Likewise.
6266 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6268 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6270 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6273 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6275 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6276 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6277 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6278 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6279 values for insn attribute.
6280 * config/avr/avr.c (avr_out_insert_notbit): New function.
6281 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6282 ADJUST_LEN_INSV_NOTBIT_0/_7.
6283 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6285 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6287 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6288 (chrec_convert_1, chrec_convert): Ditto.
6289 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6290 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6291 * tree-vrp.c (adjust_range_with_scev): Ditto.
6292 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6293 (scev_var_range_cant_overflow): New function.
6294 (scev_probably_wraps_p): New parameter. Call above function.
6295 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6297 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6299 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6300 by removing computation of may_be_zero.
6302 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6304 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6306 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6308 Improving concepts performance and diagnostics.
6309 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6310 for constraint satisfaction and subsumption.
6311 * timevar.h (auto_timevar): New constructor that matches the push/pop
6312 pattern of usage in pt.c.
6314 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6316 * hwint.h (HOST_WIDE_INT_0): New define.
6317 (HOST_WIDE_INT_0U): Ditto.
6318 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6319 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6320 * simplify-rtx.c: Ditto.
6321 * tree-object-size.c: Ditto.
6323 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6325 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6328 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6330 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6331 * combine.c: Use HOST_WIDE_INT_M1U instead of
6332 ~(unsigned HOST_WIDE_INT) 0.
6333 * double-int.h: Ditto.
6335 * dwarf2asm.c:Ditto.
6337 * genmodes.c: Ditto.
6339 * read-rtl.c: Ditto.
6340 * tree-ssa-loop-ivopts.c: Ditto.
6341 * tree-ssa-loop-prefetch.c: Ditto.
6342 * tree-vect-generic.c: Ditto.
6343 * tree-vect-patterns.c: Ditto.
6346 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6348 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6349 constant addresses outside [0,0xc0] into a register.
6350 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6351 cases where the base address register is unused after.
6352 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6353 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6354 (avr_out_store_psi_reg_disp_tiny): Same.
6356 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6358 Implement attribute progmem on reduced Tiny cores by adding
6359 flash offset 0x4000 to respective symbols.
6362 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6363 documentation how it works on reduced Tiny cores.
6364 (AVR Named Address Spaces): No support for reduced Tiny.
6365 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6366 (avr_address_tiny_pm_p): New static function.
6367 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6368 if the address is in progmem.
6369 (avr_assemble_integer): Same.
6370 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6371 for symbol_ref in progmem.
6372 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6373 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6374 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6376 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6378 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6379 * configure: Regenerate.
6380 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6381 (USE_THIN_ARCHIVES): New variable.
6382 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6383 this archive as a thin archive.
6385 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6387 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6388 same location as last time, don't skip if we have fix-it hints.
6389 Clarify the skipping logic by converting it from one "if" clause
6390 to repeated "if" clauses.
6391 * spellcheck-tree.c: Include "cpplib.h".
6392 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6393 (best_macro_match::best_macro_match): New constructor.
6394 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6395 Move here from c/c-decl.c.
6396 (class best_macro_match): Move here from c/c-decl.c, converting
6397 from a typedef to a subclass, gaining a ctor.
6399 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6401 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6402 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6404 (avr_addr_space_diagnose_usage): ...and implementation.
6405 (avr_addr_space_supported_p): New function.
6406 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6407 report bad address space usage if that space is supported.
6408 (avr_insert_attributes): Same. No more complain about unsupported
6410 * config/avr/avr-c.c (tm_p.h): Include it.
6411 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6412 macro if avr_addr_space_supported_p.
6414 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6416 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6417 flag_toplevel_reorder.
6419 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6421 * gcc-rich-location.c
6422 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6424 * gcc-rich-location.h
6425 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6427 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6429 * target.def (addr_space): Add new diagnose_usage to hook vector.
6430 * targhooks.c (default_addr_space_diagnose_usage): Add default
6431 implementation and...
6432 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6433 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6434 is some address space, call targetm.addr_space.diagnose_usage.
6435 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6436 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6437 * doc/tm.texi: Regenerate.
6439 2016-07-20 Martin Liska <mliska@suse.cz>
6442 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6443 Properly handly PHI stmts.
6445 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6447 PR tree-optimization/71503
6448 PR tree-optimization/71683
6449 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6452 2016-07-20 Martin Liska <mliska@suse.cz>
6454 * doc/invoke.texi (-fipa-ra): Document when the option is
6455 disabled. Fix a typo.
6457 2016-07-20 Martin Liska <mliska@suse.cz>
6459 * Makefile.in: Include fibonacci_heap.c
6460 * fibonacci_heap.c: New file.
6461 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6462 (fibonacci_heap::union_with): Fix deletion of the second heap.
6463 * selftest-run-tests.c (selftest::run_tests): Incorporate
6464 fibonacci heap tests.
6465 * selftest.h: Declare fibonacci_heap_c_tests.
6467 2016-07-20 Martin Liska <mliska@suse.cz>
6469 * selftest-run-tests.c (selftest::run_tests): New function.
6470 * selftest.h (sreal_c_tests): Declare.
6471 * sreal.c (sreal_verify_basics): New function.
6472 (verify_aritmetics): Likewise.
6473 (sreal_verify_arithmetics): Likewise.
6474 (verify_shifting): Likewise.
6475 (sreal_verify_shifting): Likewise.
6476 (void sreal_c_tests): Likewise.
6478 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6480 PR rtl-optimization/71916
6481 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6482 bb which have a single succ fake edge.
6484 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
6487 * dwarf2out.c (gen_subprogram_die): Only call
6488 gen_unspecified_parameters_die while dumping early dwarf.
6490 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6493 * gimple-fold.c (fold_builtin_memory_op): Use
6494 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
6496 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
6498 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6499 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
6500 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
6501 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
6505 * double-int.c: Ditto.
6507 * dwarf2out.c: Ditto.
6510 * fold-const.c: Ditto.
6511 * function.c: Ditto.
6513 * genmodes.c: Ditto.
6517 * loop-doloop.c: Ditto.
6518 * loop-invariant.c: Ditto.
6525 * simplify-rtx.c: Ditto.
6526 * stor-layout.c: Ditto.
6528 * tree-ssa-loop-ivopts.c: Ditto.
6529 * tree-vect-generic.c: Ditto.
6530 * tree-vect-patterns.c: Ditto.
6535 * wide-int-print.cc: Ditto.
6536 * wide-int.cc: Ditto.
6537 * wide-int.h: Ditto.
6539 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6541 * selftest.c (selftest::assert_streq): Handle NULL values of
6542 val_actual and val_expected.
6544 2016-07-19 Martin Jambor <mjambor@suse.cz>
6547 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
6548 rather than cgraph_create_node to get a call graph node.
6550 2016-07-19 Richard Biener <rguenther@suse.de>
6552 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
6553 handle all tcc_constant bases and valueize SSA names.
6554 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
6557 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6559 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
6560 the flags of the exit block and bb2, not just the entry block.
6562 2016-07-19 Richard Biener <rguenther@suse.de>
6564 PR tree-optimization/71901
6565 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6566 align member, group stuff with the bitfield.
6567 (vn_ref_op_align_unit): New inline.
6568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
6569 record element alignment and operand 3 unchanged.
6570 (ao_ref_init_from_vn_reference): Adjust.
6571 (valueize_refs_1): Likewise.
6572 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
6574 2016-07-19 Richard Biener <rguenther@suse.de>
6576 PR tree-optimization/71908
6577 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
6578 symbolic constants in a more reliable way.
6580 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
6582 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
6584 (vect_update_inits_of_drs): Likewise.
6585 (vect_create_cond_for_alias_checks): Likewise.
6586 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
6588 2016-07-19 Richard Biener <rguenther@suse.de>
6591 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
6592 with an abstract origin that is not an inlined function outer
6593 scope add a self-reference as abstract origin.
6594 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
6596 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6599 * config/rs6000/rs6000.c (rs6000_function_value): Fix
6600 unintentional System V.4 structure return breakage for structures
6601 with a single floating point element.
6603 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6605 PR tree-optimization/71734
6606 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
6607 contains REF, use it to check safelen, assume that safelen value
6608 must be greater 1, fix style.
6609 (ref_indep_loop_p_2): Add REF_LOOP argument.
6610 (ref_indep_loop_p): Pass LOOP as additional argument to
6613 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
6615 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
6616 allocation in the prologue.
6617 * explow.c (get_dynamic_stack_base): New function to return an address
6618 expression for the dynamic stack base.
6619 (get_dynamic_stack_size): New function to do the required dynamic stack
6620 space size calculations.
6621 (allocate_dynamic_stack_space): Use new functions.
6622 (align_dynamic_address): Move some code from
6623 allocate_dynamic_stack_space to new function.
6624 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
6626 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6628 * config/s390/s390.c (s390_encode_section_info): Always set
6629 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
6632 2016-07-18 Richard Biener <rguenther@suse.de>
6634 PR tree-optimization/71893
6635 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
6636 for sizetype cast added by array_ref_element_size.
6637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6639 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
6641 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
6642 register parameters. Remove code to initialize argument pointer
6643 on TARGET_64BIT. Optimize call to _mcount when it can be reached
6644 using a pc-relative branch. Cleanup conditional code.
6645 * config/pa/pa.md (call_mcount): New expander.
6646 (call_mcount_nonpic): New insn.
6647 (call_mcount_pic): New insn and split.
6648 (call_mcount_pic_post_reload): New insn.
6649 (call_mcount_64bit): New insn and split.
6650 (call_mcount_64bit_post_reload): New insn.
6652 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
6654 * config/avr/predicates.md (const_m255_to_m1_operand): New.
6655 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
6656 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
6657 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
6658 (*usum_widenqihi3, *udiff_widenqihi3)
6659 (*addhi3_zero_extend.const): New combiner insns.
6660 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
6661 just 1 bit is affected.
6662 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
6663 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
6665 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
6667 * omp-low.c (lower_omp_target): Mark data clauses with
6668 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
6669 zero-length subarrays.
6671 2016-07-15 Richard Biener <rguenther@suse.de>
6673 PR tree-optimization/71881
6674 * tree-loop-distribution.c (destroy_loop): Remove blocks in
6675 reverse DOM order to make debug temp generation happy.
6677 2016-07-15 Richard Biener <rguenther@suse.de>
6679 PR tree-optimization/71887
6680 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
6681 verify it is not zero for division / modulo handling.
6682 (value_replacement): Adjust.
6684 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
6685 Julian Brown <julian@codesourcery.com>
6687 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
6688 * config/aarch64/aarch64-cost-tables.h
6689 (vulcan_extra_costs): New variable.
6690 * config/aarch64/aarch64.c
6691 (vulcan_addrcost_table): Likewise.
6692 (vulcan_regmove_cost): Likewise.
6693 (vulcan_vector_cost): Likewise.
6694 (vulcan_branch_cost): Likewise.
6695 (vulcan_tunings): Likewise.
6697 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
6699 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
6700 (output_in_order): Loop over undefined variables too. Output them
6701 via assemble_undefined_decl. Skip variables that correspond to hard
6702 registers or have value-exprs.
6703 * varpool.c (symbol_table::output_variables): Handle undefined
6704 variables together with defined ones.
6706 2016-07-15 Richard Biener <rguenther@suse.de>
6708 * tree-ssa-pre.c (get_representative_for): Make sure to return
6709 the value number of SSA names.
6710 (phi_translate_1): get_representative_for cannot return NULL.
6711 (do_pre_regular_insertion): Remove redundant call to
6712 fully_constant_expression.
6713 (do_pre_partial_partial_insertion): Likewise.
6715 2016-07-15 Bin Cheng <bin.cheng@arm.com>
6717 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
6718 (derive_simple_iv_with_niters): New function.
6719 (simple_iv): Rewrite using simple_iv_with_niters.
6720 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
6721 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6723 (number_of_iterations_exit): Rewrite using above function.
6724 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6727 2016-07-15 Richard Biener <rguenther@suse.de>
6729 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
6732 2016-07-14 Jakub Jelinek <jakub@redhat.com>
6734 PR tree-optimization/71872
6735 * tree-data-ref.c (get_references_in_stmt): Ignore references
6736 with is_gimple_constant get_base_address.
6738 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6740 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
6741 (TARGET_HAVE_LDACQD): New macro.
6742 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
6743 than TARGET_HAVE_LDACQ.
6744 (arm_load_acquire_exclusivedi): Likewise.
6745 (arm_store_release_exclusivedi): Likewise.
6747 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6749 PR rtl-optimization/71878
6750 * lra-constraints.c (match_reload): Pass information about other
6751 output operands. Create new unique register value if matching input
6752 operand shares same register value as output operand being considered.
6753 (curr_insn_transform): Record output operands already processed.
6755 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6758 PR tree-optimization/70923
6759 * tree-vect-patterns.c: Include mult-synthesis.h.
6760 (target_supports_mult_synth_alg): New function.
6761 (synth_lshift_by_additions): Likewise.
6762 (apply_binop_and_append_stmt): Likewise.
6763 (vect_synth_mult_by_constant): Likewise.
6764 (target_has_vecop_for_code): Likewise.
6765 (vect_recog_mult_pattern): Use above functions to synthesize vector
6766 multiplication by integer constants.
6768 2016-07-14 Alan Modra <amodra@gmail.com>
6770 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
6771 gpr alternatives. Correct '*' placement on Y,r alternative.
6772 Add '*' on operand 1 of r,r alternative.
6774 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6776 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
6777 * expmed.h: ... Here.
6779 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
6781 * gimple.h (stmt_can_terminate_bb_p): New function.
6782 * tree-cfg.c (need_fake_edge_p): Rename to ...
6783 (stmt_can_terminate_bb_p): ... this; return true if stmt can
6784 throw external; handle const and pure calls.
6785 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
6787 2016-07-14 Richard Biener <rguenther@suse.de>
6789 PR tree-optimization/71866
6790 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
6791 (do_hoist_insertion): Avoid endless recursion when we
6792 didn't insert anything because we managed to simplify
6793 things down to a constant or SSA name.
6794 (fully_constant_expression): Re-write in terms of ...
6795 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
6796 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
6797 vn_nary_build_or_lookup_1.
6798 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
6799 (vn_nary_build_or_lookup): ... this which now wraps it.
6801 2016-07-14 Alan Modra <amodra@gmail.com>
6804 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
6805 with p9_vector override before power9-dform override.
6807 2016-07-13 Andi Kleen <ak@linux.intel.com>
6809 * value-prof.c (gimple_value_profile_transformations): Don't run
6810 when auto_profile is on.
6812 2016-07-13 Andi Kleen <ak@linux.intel.com>
6814 * auto-profile.c (update_inlined_ind_target,
6815 afdo_indirect_call): Print information to dump file.
6817 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
6819 * genrecog.c (special_predicate_operand_p): New function.
6820 (predicate_name): Move function.
6821 (validate_pattern): Don't warn about missing mode for all
6822 define_special_predicate predicates.
6824 2016-07-13 Bin Cheng <bin.cheng@arm.com>
6826 * tree-vect-data-refs.c (vect_no_alias_p): New function.
6827 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
6828 resolve alias checks which are known at compilation time.
6829 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
6830 alias checks are resolved. Move dump info for too many runtime
6831 alias checks to here...
6832 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
6834 2016-07-13 Richard Biener <rguenther@suse.de>
6836 PR tree-optimization/24574
6837 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
6838 position and add shift, rotate, divison and modulo support
6840 (value_replacement): Pass in argument position to absorbing_element_p.
6842 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
6845 * ipa-inline-transform.c (inline_call): Support
6846 instrumented thunks.
6848 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6850 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
6851 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
6853 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
6854 Baseline. Make initial alternative TARGET_32BIT only.
6855 (udivsi3): Likewise.
6856 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
6857 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
6860 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6862 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
6863 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
6864 availability with TARGET_HAVE_MOVT.
6865 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
6866 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
6867 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
6869 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
6870 extra instruction if MOVW is available. Use a cost variable
6871 incremented by COSTS_N_INSNS (1) when the condition match rather than
6872 returning an arithmetic expression based on COSTS_N_INSNS. Make
6873 constant with bottom half word zero cost 2 instruction if MOVW is
6875 * config/arm/arm.md (define_attr "arch"): Add v8mb.
6876 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
6877 target is ARMv8-M Baseline.
6878 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
6879 (arm_movtas_ze): Likewise.
6880 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
6881 alternative for constants satisfying j constraint.
6882 (thumb1_movsi_insn): Likewise.
6883 (movsi splitter for K alternative): Tighten condition to not trigger
6884 if movt is available and j constraint is satisfied.
6885 (Pe immediate splitter): Likewise.
6886 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
6887 constant fitting in an halfword to use MOVW.
6888 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
6891 2016-07-13 Richard Biener <rguenther@suse.de>
6894 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
6895 gimplifying the LHS. Make sure to gimplify a returning twice
6896 call LHS without using SSA names.
6898 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6900 * tree-data-ref.c (find_data_references_in_stmt): Remove
6901 unnecessary call to vec::release.
6902 (graphite_find_data_references_in_stmt): Likewise.
6903 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
6904 * tree-vect-stmts.c (vectorizable_condition): Likewise.
6906 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6908 * cfgexpand.c (expand_used_vars): Make the type of a local
6910 * genmatch.c (lower_for): Likewise.
6911 * haifa-sched.c (haifa_sched_init): Likewise.
6912 (add_to_speculative_block): Likewise.
6913 (create_check_block_twin): Likewise.
6914 * predict.c (handle_missing_profiles): Likewise.
6915 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
6916 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
6917 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
6919 (maybe_lower_iteration_bound): Likewise.
6920 * tree-ssa-sccvn.c (DFS): Likewise.
6921 * tree-stdarg.c (reachable_at_most_once): Likewise.
6922 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6923 (vectorizable_store): Likewise.
6925 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6927 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
6928 (sccvn_dom_walker): make cond_stack an auto_vec.
6930 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6932 * ree.c (struct ext_state): Make type of members auto_vec.
6933 (find_and_remove_re): Adjust.
6935 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6937 * cfgexpand.c (struct stack_vars_data): Make type of fields
6939 (expand_used_vars): Adjust.
6941 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6943 * ipa.c (record_cdtor_fn): Adjust.
6944 (build_cdtor_fns): Likewise.
6945 (ipa_cdtor_merge): Make static_ctors and static_dtors local
6948 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6950 * genextract.c (struct accum_extract): Add constructor and make
6954 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6956 * tree.c (struct free_lang_data_d): Add constructor and change
6957 types of members to ones that automatically manage resources.
6958 (fld_worklist_push): Adjust.
6959 (find_decls_types): Likewise.
6960 (find_decls_types_in_eh_region): Likewise.
6961 (free_lang_data_in_cgraph): Stop manually creating and
6962 destroying members of free_lang_data_d.
6964 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
6966 PR rtl-optimization/68961
6967 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
6968 peephole variant. Use sse_reg_operand predicates.
6970 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
6972 * config/i386/predicates.md (x86_64_immediate_operand)
6973 <case CONST_INT>: Remove unneeded truncation to DImode.
6974 <case CONST>: Ditto.
6975 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6977 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6980 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
6981 The xxperm and xxpermr instructions require that the 2nd input
6982 operand overlap with the output operand, and not the 1st.
6983 (altivec_vperm_v8hiv16qi): Likewise.
6984 (altivec_vperm_<mode>_uns_internal): Likewise.
6985 (altivec_vpermr_<mode>_internal): Likewise.
6986 (vperm_v8hiv4si): Likewise.
6987 (vperm_v16qiv8hi): Likewise.
6989 2016-07-12 Nathan Sidwell <nathan@acm.org>
6991 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
6992 when -mno-pic-data-is-text-relative is in effect, by default.
6993 * doc/invoke.texi (mpic-data-is-text-relative): Document new
6994 behavior and clarify.
6996 2016-07-12 Martin Liska <mliska@suse.cz>
6998 * params.def: Add avg-loop niter.
6999 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7000 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7001 * doc/invoke.texi: Document the new parameter.
7003 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7006 * expr.c (store_constructor): Mask sign-extended bits when widening
7007 sub-word constructor element at the start of a word.
7009 2016-07-12 Martin Liska <mliska@suse.cz>
7011 * Makefile.in: Append rule for params-options.h.
7012 * params-options.h: New file.
7014 2016-07-12 Martin Liska <mliska@suse.cz>
7016 * ira-build.c (mark_loops_for_removal): Properly iterate
7019 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7020 Richard Biener <rguenther@suse.de>
7022 PR tree-optimization/23286
7023 PR tree-optimization/70159
7024 * doc/invoke.texi: Document -fcode-hoisting.
7025 * common.opt (fcode-hoisting): New flag.
7026 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7027 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7028 (do_regular_insertion): Rename to ...
7029 (do_pre_regular_insertion): ... this and amend general comments
7030 on insertion strathegy.
7031 (do_partial_partial_insertion): Rename to ...
7032 (do_pre_partial_partial_insertion): ... this.
7033 (do_hoist_insertion): New function.
7034 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7035 and call do_hoist_insertion properly.
7037 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7038 (pass_pre::execute): Register hoist_insert stats.
7040 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7043 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7044 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7045 is different from mode's bitsize. Small cleanup.
7047 2016-07-12 Richard Biener <rguenther@suse.de>
7049 PR rtl-optimization/68961
7050 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7051 to simplify to a non-constant.
7053 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7056 * omp-low.c (expand_omp_target): Gimplify device.
7058 PR tree-optimization/71823
7059 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7060 to get vec_oprnds2 from op2.
7062 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7064 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7065 Hoist common subexpressions.
7066 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7068 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7071 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7072 prevent generation of 'stxsiwx' on pre Power8 hardware.
7074 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7076 * input.c: Include cpplib.h.
7077 (selftest::temp_source_file): New class.
7078 (selftest::temp_source_file::temp_source_file): New ctor.
7079 (selftest::temp_source_file::~temp_source_file): New dtor.
7080 (selftest::should_have_column_data_p): New function.
7081 (selftest::test_should_have_column_data_p): New function.
7082 (selftest::temp_line_table): New class.
7083 (selftest::temp_line_table::temp_line_table): New ctor.
7084 (selftest::temp_line_table::~temp_line_table): New dtor.
7085 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7086 it to create a temp_line_table.
7087 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7088 locations that are known to have column data.
7089 (selftest::line_table_case): New struct.
7090 (selftest::test_reading_source_line): Move tempfile handling
7091 to class temp_source_file.
7092 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7093 (selftest::assert_token_loc_eq): New function.
7094 (ASSERT_TOKEN_LOC_EQ): New macro.
7095 (selftest::test_lexer): New function.
7096 (selftest::boundary_locations): New array.
7097 (selftest::input_c_tests): Call test_should_have_column_data_p.
7098 Loop over a test matrix of interesting values of location and
7099 default_range_bits, calling test_lexer on each case in the matrix.
7100 Move call to test_accessing_ordinary_linemaps into the matrix.
7101 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7102 (ASSERT_EQ_AT): New macro.
7104 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7107 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7108 Don't convert TImode in debug insn.
7110 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7112 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7113 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7114 (tree_type_common::lang_flag_7): New.
7115 (tree_type_common::spare): Reduce size.
7116 * tree.h (TYPE_ALIGN_OK): Remove.
7117 (TYPE_LANG_FLAG_7): New.
7118 (get_inner_reference): Adjust header.
7119 * print-tree.c (print_node): Adjust.
7120 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7121 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7122 calls to get_inner_reference.
7123 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7124 handling of TYPE_ALIGN_OK.
7125 * builtins.c (get_object_alignment_2): Adjust call to
7126 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7127 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7129 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7130 * cfgexpand.c (expand_debug_expr): Likewise.
7131 * dbxout.c (dbxout_expand_expr): Likewise.
7132 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7133 loc_list_from_tree, fortran_common): Likewise.
7134 * fold-const.c (optimize_bit_field_compare,
7135 decode_field_reference, fold_unary_loc, fold_comparison,
7136 split_address_to_core_and_offset): Likewise.
7137 * gimple-laddress.c (execute): Likewise.
7138 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7139 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7140 * hsa-gen.c (gen_hsa_addr): Likewise.
7141 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7142 * tsan.c (instrument_expr): Likewise.
7143 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7144 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7145 * tree-affine.c (tree_to_aff_combination,
7146 get_inner_reference_aff): Adjust calls to get_inner_reference.
7147 * tree-data-ref.c (split_constant_offset_1,
7148 dr_analyze_innermost): Likewise.
7149 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7150 * tree-sra.c (ipa_sra_check_caller): Likewise.
7151 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7152 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7153 bswap_replace): Likewise.
7154 * tree-vect-data-refs.c (vect_check_gather,
7155 vect_analyze_data_refs): Likewise.
7156 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7157 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7160 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7162 * Makefile.in (selftest-valgrind): New phony target.
7163 * function-tests.c (selftest::build_cfg): Delete pass instances
7164 created by the test.
7165 (selftest::convert_to_ssa): Likewise.
7166 (selftest::test_expansion_to_rtl): Likewise.
7167 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7169 (selftest::test_diamond): Likewise.
7171 2016-07-11 Richard Biener <rguenther@suse.de>
7173 PR tree-optimization/71816
7174 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7175 than replacing all of its operands.
7177 2016-07-11 Alan Modra <amodra@gmail.com>
7179 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7180 (ctr<mode>): Add unspec.
7181 (ctr<mode>_internal*): Likewise.
7183 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7185 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7186 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7188 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7190 PR rtl-optimization/71621
7191 * lra-constraints.c (process_alt_operands): Check combination of
7194 2016-07-08 Jason Merrill <jason@redhat.com>
7195 Richard Biener <rguenther@suse.de>
7197 P0145: Refining Expression Order for C++.
7198 * gimplify.c (initial_rhs_predicate_for): New.
7199 (gimplfy_modify_expr): Gimplify RHS before LHS.
7201 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7204 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7205 Allow standard error handling to take over when a wrong number
7206 of arguments is presented to __builtin_vec_ld () or
7207 __builtin_vec_st ().
7209 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7211 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7216 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7217 __builtin_aarch64_fmaxv2sf.
7218 (vmaxnmq_f32): Likewise.
7219 (vmaxnmq_f64): Likewise.
7220 (vminnm_f32): Likewise.
7221 (vminnmq_f32): Likewise.
7222 (vminnmq_f64): Likewise.
7224 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7227 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7228 enable -mfloat128-hardware by default.
7229 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7230 that IEEE 128-bit hardware support needs.
7231 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7232 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7233 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7234 floating point requires.
7235 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7236 -mfloat128 and -mfloat128-hardware changes.
7238 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7240 PR tree-optimization/71667
7241 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7243 2016-07-08 Martin Liska <mliska@suse.cz>
7246 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7247 folding produces SAVE_EXPRs, thus return false for the type.
7249 2016-07-07 Martin Liska <mliska@suse.cz>
7251 * file-find.c (remove_prefix): New function.
7252 * file-find.h (remove_prefix): Declare the function.
7253 * gcc-ar.c (main): Skip a folder of the wrapper if
7254 a wrapped binary would point to the same file.
7256 2016-07-07 Jan Hubicka <jh@suse.cz>
7258 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7259 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7260 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7262 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7265 * ipa-inline-analysis.c (compute_inline_parameters): Set
7266 local.can_change_signature to false for intrumentation
7269 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7271 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7272 with TARGET_HAVE_MOVT.
7273 (TARGET_HAVE_MOVT): Define.
7274 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7275 availability with TARGET_HAVE_MOVT.
7276 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7278 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7280 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7281 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7282 * config/arm/constraints.md (define_constraint "j"): Use
7283 TARGET_HAVE_MOVT to check MOVT availability.
7285 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7287 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7289 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7291 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7292 (armv8-m.main): Likewise.
7293 (armv8-m.main+dsp): Likewise.
7294 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7295 (FL_FOR_ARCH8M_MAIN): Likewise.
7296 * config/arm/arm-tables.opt: Regenerate.
7297 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7298 armv8-m.main+dsp to BE8_LINK_SPEC.
7299 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7300 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7301 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7302 Baseline and Mainline.
7303 (arm_option_override_internal): Also disable arm_restrict_it when
7304 !arm_arch_notm. Update comment for -munaligned-access to also cover
7306 (arm_file_start): Increase buffer size for printing architecture name.
7307 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7308 and armv8-m.main+dsp.
7309 (mno-unaligned-access): Clarify that this is disabled by default for
7310 ARMv8-M Baseline architectures as well.
7312 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7314 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7315 decide whether to prevent some libgcc routines being included for some
7316 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7317 link between this condition and the one in
7318 libgcc/config/arm/lib1func.S.
7320 2016-07-07 Richard Biener <rguenther@suse.de>
7322 * tree-ssa-pre.c: Include alias.h.
7323 (compute_avail): If we have multiple VN_REFERENCEs with the
7324 same hashtable entry adjust that to make it a valid replacement
7325 for all of them with respect to alignment and aliasing
7326 when doing insertion.
7327 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7328 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7330 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7334 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7335 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7338 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7340 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7341 (adjust_mems): Adjust.
7342 (adjust_insn): Likewise.
7343 (prepare_call_arguments): Likewise.
7345 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7347 * gcse.c (struct ls_expr): Make stores field a vector.
7348 (ldst_entry): Adjust.
7349 (free_ldst_entry): Likewise.
7350 (print_ldst_list): Likewise.
7351 (compute_ld_motion_mems): Likewise.
7352 (update_ld_motion_stores): Likewise.
7354 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7356 * gcse.c (struct ls_expr): Remove loads field.
7357 (ldst_entry): Adjust.
7358 (free_ldst_entry): Likewise.
7359 (print_ldst_list): Likewise.
7360 (compute_ld_motion_mems): Likewise.
7362 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7364 * store-motion.c (struct st_expr): Make antic_stores a vector.
7365 (st_expr_entry): Adjust.
7366 (free_st_expr_entry): Likewise.
7367 (print_store_motion_mems): Likewise.
7368 (find_moveable_store): Likewise.
7369 (compute_store_table): Likewise.
7370 (remove_reachable_equiv_notes): Likewise.
7371 (replace_store_insn): Likewise.
7372 (build_store_vectors): Likewise.
7374 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7376 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7377 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7379 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7381 PR tree-optimization/71518
7382 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7383 misalign also for outer loops with negative step.
7385 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7387 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7388 (cortex_a53_shift): Add mov_shift.
7389 (cortex_a53_shift_reg): Add new reservation for register shifts.
7390 (cortex_a53_alu): Remove bfm.
7391 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7392 (cortex_a53_alu_extr): Add new reservation for EXTR.
7393 (bypasses): Improve bypass modelling.
7395 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7398 * config/avr/avr.c (avr_asm_select_section): Strip off
7399 SECTION_DECLARED from flags when calling get_section.
7401 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7403 * tree-vectorizer.h (vect_memory_access_type): Add
7404 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7405 * tree-vect-stmts.c (compare_step_with_zero): New function.
7406 (perm_mask_for_reverse): Move further up file.
7407 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7409 (get_negative_load_store_type): New function.
7410 (get_load_store_type): Call it. Add an ncopies argument.
7411 (vectorizable_mask_load_store): Update call accordingly and
7412 remove tests for negative steps.
7413 (vectorizable_store, vectorizable_load): Likewise. Handle new
7414 memory_access_types.
7416 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7418 * tree-vectorizer.h (vect_memory_access_type): New enum.
7419 (_stmt_vec_info): Add a memory_access_type field.
7420 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7421 (vect_model_store_cost): Take an access type instead of a boolean.
7422 (vect_model_load_cost): Likewise.
7423 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7424 vect_model_store_cost and vect_model_load_cost.
7425 * tree-vect-stmts.c (vec_load_store_type): New enum.
7426 (vect_model_store_cost): Take an access type instead of a
7427 store_lanes_p boolean. Simplify tests.
7428 (vect_model_load_cost): Likewise, but for load_lanes_p.
7429 (get_group_load_store_type, get_load_store_type): New functions.
7430 (vectorizable_store): Use get_load_store_type. Record the access
7431 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7432 (vectorizable_load): Likewise.
7433 (vectorizable_mask_load_store): Likewise. Replace is_store
7434 variable with vls_type.
7436 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7438 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7439 single_element_p parameter.
7440 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7441 Check the PR65518 case here rather than in vectorizable_load.
7442 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7443 * tree-vect-stmts.c (vectorizable_load): Likewise.
7445 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7447 * tree-vectorizer.h (gather_scatter_info): New structure.
7448 (vect_check_gather_scatter): Return a bool rather than a decl.
7449 Replace return-by-pointer arguments with a single
7450 gather_scatter_info *.
7451 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7452 (vect_analyze_data_refs): Update call accordingly.
7453 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7454 (vectorizable_mask_load_store): Likewise. Also record the
7455 offset dt and vectype in the gather_scatter_info.
7456 (vectorizable_store): Likewise.
7457 (vectorizable_load): Likewise.
7459 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7461 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7462 strided groups, use the cost of N scalar accesses instead
7463 of ncopies vector accesses.
7464 (vect_model_load_cost): Likewise.
7466 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7468 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7469 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7470 variable to indicate when once-per-group costs are being used.
7471 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7473 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7475 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7476 peeling-for-gaps condition.
7478 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7480 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7481 element to register if it doesn't match general_operand.
7483 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7484 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7486 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
7488 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7489 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
7490 (SIGNBIT): New mode iterator.
7491 (Fsignbit): New mode attribute.
7492 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
7493 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
7494 when direct moves are available.
7495 (signbit<mode>2_dm): New define_insn_and_split).
7496 (signbit<mode>2_dm2): New define_insn.
7498 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7500 PR rtl-optimization/71594
7501 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
7502 into subregs of appropriate mode before trying to emit a conditional
7505 2016-07-05 Jan Hubicka <jh@suse.cz>
7507 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
7508 (simple_iv): Use it.
7510 2016-07-05 Jan Hubicka <jh@suse.cz>
7512 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
7514 2016-07-05 Jiong Wang <jiong.wang@arm.com>
7516 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
7519 2016-07-05 Jan Hubicka <jh@suse.cz>
7521 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
7524 2016-07-05 Richard Biener <rguenther@suse.de>
7526 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
7527 Handle empty else block.
7528 (is_feasible_trace): Likewise.
7529 (split_paths): Likewise.
7531 2016-07-05 Richard Biener <rguenther@suse.de>
7533 * tree-loop-distribution.c (distribute_loop): Fix issue with
7534 the cost model loop.
7536 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
7538 * config/arm/neon-testgen.ml: Delete.
7539 * config/arm/neon.ml: Delete.
7541 2016-07-04 Jakub Jelinek <jakub@redhat.com>
7544 * tree.c (attribute_value_equal): Use get_attribute_name instead of
7545 directly using TREE_PURPOSE.
7547 2016-07-04 Jiong Wang <jiong.wang@arm.com>
7549 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
7550 * config/aarch64/aarch64_neon.h: Likewise.
7551 * config/aarch64/arm_neon.h: Likewise.
7552 * config/aarch64/atomics.md: Likewise.
7553 * config/aarch64/aarch64-simd-builtins.def: Likewise.
7554 * doc/invoke.texi: Likewise.
7556 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7558 * config/s390/s390.md: Add "z13" cpu_facility.
7559 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
7560 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
7561 condition" type instructions.
7563 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7564 Jeff Law <law@redhat.com>
7566 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
7567 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
7569 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
7571 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
7572 permutation for TARGET_AVX512F.
7573 (ix86_expand_vec_one_operand_perm_avx512): New function.
7574 (expand_vec_perm_1): Invoke introduced function.
7575 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7576 it may be not valid after vectorization.
7578 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7581 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
7582 typo in comment. Only force to memory if it is a weak
7585 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
7586 Jiong Wang <jiong.wang@arm.com>
7588 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
7589 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
7590 (AARCH64_FL_F16): New.
7591 (AARCH64_FL_FOR_ARCH8_2): New.
7592 (AARCH64_ISA_8_2): New.
7593 (AARCH64_ISA_F16): New.
7594 (TARGET_FP_F16INST): New.
7595 (TARGET_SIMD_F16INST): New.
7596 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
7597 ("fp"): Disabling "fp" also disables "fp16".
7598 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
7599 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
7600 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
7601 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
7603 2016-07-04 Jan Beulich <jbeulich@suse.com>
7605 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
7607 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7610 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
7611 the insns, use an insn form that does not adjust the offset on
7612 little endian systems.
7614 2016-07-01 Jan Beulich <jbeulich@suse.com>
7616 * varasm.c (get_variable_section): Validate initializer in
7617 named .bss-like sections.
7619 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7621 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
7622 Exchange the order of the second and third operands in the vpermr
7623 instruction tmeplate.
7625 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
7628 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
7629 Disallow TDmode values.
7631 2016-07-01 Alan Modra <amodra@gmail.com>
7633 PR rtl-optimization/71709
7634 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
7635 being set, not referenced.
7637 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
7639 PR tree-optimization/70729
7640 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
7641 of loop since it can be not valid after transformation.
7643 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7645 * config/arm/arm.c (thumb_reload_in_hi): Delete.
7646 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
7648 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
7650 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
7653 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7656 * config/rs6000/constraints.md (wY constraint): New constraint to
7657 match the requirements for the LXSD and STXSD instructions.
7658 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
7659 predicate to match the requirements for the LXSD and STXSD
7661 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
7662 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
7663 to make sure that the bottom 2 bits of offset are 0, the address
7664 form is offsettable, and no updating is done in the address mode.
7665 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
7666 (movdi_internal32): Likewise
7667 (movdi_internal64): Likewise.
7669 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7671 PR tree-optimization/71707
7672 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
7673 strinfo even for ADDR_EXPR ptr.
7675 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7677 * config/rs6000/altivec.md (darn_32): Change the condition to
7678 TARGET_P9_MISC instead of TARGET_MODULO.
7679 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
7680 condition expression.
7681 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
7682 condition expression.
7683 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
7684 (DFP_TEST): New code iterator.
7685 (dfptstsfi_<code>_mode>): New define_expand.
7686 (*dfp_sgnfcnc_<mode>): New define_insn.
7687 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
7688 definition next to BU_P9_MISC_1 definition and change the MASK
7689 value to RS6000_BTM_P9_MISC.
7690 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
7691 (BU_P9_64BIT_MISC_0): Likewise.
7692 (BU_P9_DFP_MISC_0): New macro definition.
7693 (BU_P9_DFP_MISC_1): New macro definition.
7694 (BU_P9_DFP_MISC_2): New macro definition.
7695 (BU_P9_DFP_OVERLOAD_1): New macro definition.
7696 (BU_P9_DFP_OVERLOAD_2): New macro definition.
7697 (BU_P9_DFP_OVERLOAD_3): New macro definition.
7698 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
7699 (TSTSFI_LT_TD): Likewise.
7700 (TSTSFI_EQ_DD): Likewise.
7701 (TSTSFI_EQ_TD): Likewise.
7702 (TSTSFI_GT_DD): Likewise.
7703 (TSTSFI_GT_TD): Likewise.
7704 (TSTSFI_OV_DD): Likewise.
7705 (TSTSFI_OV_TD): Likewise.
7706 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
7707 (TSTSFI_LT_DD): Likewise.
7708 (TSTSFI_LT_TD): Likewise.
7709 (TSTSFI_EQ): Likewise.
7710 (TSTSFI_EQ_DD): Likewise.
7711 (TSTSFI_EQ_TD): Likewise.
7712 (TSTSFI_GT): Likewise.
7713 (TSTSFI_GT_DD): Likewise.
7714 (TSTSFI_GT_TD): Likewise.
7715 (TSTSFI_OV): Likewise.
7716 (TSTSFI_OV_DD): Likewise.
7717 (TSTSFI_OV_TD): Likewise.
7718 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7719 overloaded test significance functions.
7720 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7721 OPTION_MASK_P9_MISC into the representation of this mask.
7722 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
7724 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
7725 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
7727 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
7728 argument is a 6-bit unsigned literal value if the icode argument
7729 represents a DFP test significance built-in call.
7730 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
7731 flag used independently and in combination with the
7732 RS6000_BTM_64BIT flag.
7733 (rs6000_opt_masks): Add entry for power9-misc command-line option.
7734 (rs6000_builtin_mask_names): Add entry for power9-misc
7735 command-line option.
7736 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
7737 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
7738 RS6000_BTM_P9_MISC macros.
7739 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
7740 option and change the description of the -mpower9-vector option to
7741 enable only vector instructions, removing its erroneously claimed
7742 support for scalar instructions.
7743 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7744 the ISA 3.0 digital floating point test significance built-in
7747 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
7749 * config/aarch64/aarch64.c (cortexa35_tunings):
7750 Enable AES fusion. Use cortexa57_branch_cost.
7751 (cortexa53_tunings): Use cortexa57_branch_cost.
7752 (cortexa72_tunings): Use cortexa57_branch_cost.
7753 Use AUTOPREFETCHER_WEAK.
7754 (cortexa73_tunings): Use cortexa57_branch_cost.
7756 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7757 James Greenhalgh <james.greenhalgh@arm.com>
7759 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
7760 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
7761 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
7762 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
7763 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
7764 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
7765 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
7766 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
7767 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
7768 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
7769 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
7770 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
7771 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
7774 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
7775 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7777 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
7779 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
7781 2016-06-30 David Malcolm <dmalcolm@redhat.com>
7784 * gcc.c (driver::build_option_suggestions): Pass "option" to
7785 add_misspelling_candidates.
7786 * opts-common.c (add_misspelling_candidates): Add "option" param;
7787 use it to avoid adding negated forms for options marked with
7789 * opts.h (add_misspelling_candidates): Add "option" param.
7791 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7794 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
7795 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
7796 first when permuting bitwise operation with rotate. Cast
7797 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
7799 2016-06-29 David Malcolm <dmalcolm@redhat.com>
7801 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
7802 for misspelled param names.
7803 * params.c: Include spellcheck.h.
7804 (find_param_fuzzy): New function.
7805 * params.h (find_param_fuzzy): New prototype.
7806 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
7807 * spellcheck.h (struct edit_distance_traits<const char *>):
7810 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
7812 * config/rs6000/predicates.md (const_0_to_7_operand): New
7813 predicate, recognize 0..7.
7814 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7815 support for doing extracts from V16QImode, V8HImode, V4SImode
7817 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
7818 vector extract support.
7819 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
7820 for ISA 3.0 vector extract.
7821 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
7822 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
7823 extracts of a constant element number from small integer vectors
7824 on 64-bit ISA 3.0 systems.
7825 (vsx_extract_<mode>_di): Likewise.
7826 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
7827 say when we can do ISA 3.0 vector extracts.
7828 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
7829 registers, using the stxsiwx instruction.
7831 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
7833 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
7834 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
7835 qdf24xx_regmove_cost, qdf24xx_tunings): New.
7836 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
7837 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
7838 * config/arm/arm.c (arm_qdf24xx_tune): New.
7840 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
7842 * config/aarch64/aarch64.c (cortexa53_tunings):
7843 Increase loop alignment to 8. Set function alignment to 16.
7844 (cortexa35_tunings): Likewise.
7845 (cortexa57_tunings): Increase loop alignment to 8.
7846 (cortexa72_tunings): Likewise.
7847 (cortexa73_tunings): Likewise.
7849 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
7851 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
7852 for arm_fp16_ok and arm_fp16_hw.
7853 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
7854 arm_fp16_alternative.
7856 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
7858 PR tree-optimization/71655
7859 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
7860 types when swapping operands.
7862 2016-06-29 Martin Liska <mliska@suse.cz>
7865 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
7866 * ipa-inline-transform.c (inline_call): Remove unnecessary call
7867 of build_optimization_node.
7869 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
7871 PR tree-optimization/70729
7872 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
7873 independent in loops having positive safelen value.
7874 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7875 it may be not valid after vectorization.
7877 2016-06-29 Jakub Jelinek <jakub@redhat.com>
7879 PR tree-optimization/71625
7880 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
7881 is sorted by ascending list->offset. If PTR is non-NULL and there is
7882 previous strinfo, call get_stridx_plus_constant.
7883 (get_stridx): Pass exp as second argument to get_addr_stridx.
7884 (addr_stridxptr): Add missing list = list->next, so that there can be
7885 more than one entries in the list. Bump limit from 16 to 32. Ensure
7886 the list is sorted by ascending list->offset.
7887 (get_stridx_plus_constant): Adjust so that it can be also called with
7888 ADDR_EXPR instead of SSA_NAME as PTR.
7889 (handle_char_store): Pass NULL_TREE as second argument to
7892 2016-06-29 Richard Biener <rguenther@suse.de>
7894 PR rtl-optimization/68961
7895 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
7897 2016-06-29 Richard Biener <rguenther@suse.de>
7900 * alias.c (component_uses_parent_alias_set_from): Handle
7901 type punning through union accesses by using the union alias set.
7902 * gimple.c (gimple_get_alias_set): Remove union type punning case.
7904 2016-07-29 Richard Biener <rguenther@suse.de>
7906 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
7907 precision not matching mode precision.
7909 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
7911 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
7912 pa_output_arg_descriptor.
7913 (call_val_symref_64bit_post_reload): Likewise.
7914 (call_val_powf_64bit_post_reload): Likewise.
7915 (sibcall_internal_symref_64bit): Likewise.
7916 (sibcall_value_internal_symref_64bit): Likewise.
7918 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7921 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
7922 a constant, force its SUBREG_REG into memory or register instead
7925 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7928 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
7929 * doc/invoke.texi (AVR Options): Document it.
7931 2016-06-28 Walter Lee <walt@tilera.com>
7933 * config/tilegx/linux.h: Do not include arch/icache.h
7934 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7935 * config/tilepro/linux.h: Do not include arch/icache.h
7936 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7938 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
7940 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
7941 for big-endian BIT_FIELD_REF.
7943 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
7945 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
7946 ('size' attribute): Add '128'.
7948 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
7949 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
7950 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
7951 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
7952 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
7953 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
7954 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
7955 *trunc<mode>df2_odd): Set size attribute to '128'.
7956 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
7957 * config/rs6000/power6.md (power6-fp): Include dfp type.
7958 * config/rs6000/power7.md (power7-fp): Likewise.
7959 * config/rs6000/power8.md (power8-fp): Likewise.
7960 * config/rs6000/power9.md: New file.
7961 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
7962 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
7963 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
7965 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
7966 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7967 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
7968 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
7969 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
7970 dfp_dscri_<mode>): Change type attribute to dfp.
7971 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
7972 attribute to vecsimple.
7973 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
7974 and prefetch streams.
7975 (rs6000_option_override_internal): Remove temporary code setting
7976 tuning to power8. Don't set rs6000_sched_groups for power9.
7977 (last_scheduled_insn): Change to rtx_insn *.
7978 (divide_cnt, vec_load_pendulum): New variables.
7979 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
7980 (rs6000_issue_rate): Set issue rate for Power9.
7981 (is_power9_pairable_vec_type): New.
7982 (power9_sched_reorder2): New.
7983 (rs6000_sched_reorder2): Call new function for Power9 specific
7985 (insn_must_be_first_in_group): Remove Power9.
7986 (insn_must_be_last_in_group): Likewise.
7987 (force_new_group): Likewise.
7988 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
7989 Initialize divide_cnt/vec_load_pendulum.
7990 (_rs6000_sched_context, rs6000_init_sched_context,
7991 rs6000_set_sched_context): Handle context save/restore of new
7994 2016-06-28 Richard Biener <rguenther@suse.de>
7996 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
7997 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
7998 COMPONENT_REF operand.
7999 (nonoverlapping_component_refs_p): Likewise.
8000 * stor-layout.c (start_bitfield_representative): Mark
8001 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8003 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8005 * Makefile.in: Don't cat ../stage_current if it does not exist.
8007 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8008 last argument is a bit-field.
8010 PR rtl-optimization/71673
8011 * internal-fn.c (expand_arith_overflow_result_store): Use
8012 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8013 expand_simple_binop.
8016 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8017 expand_ifn_atomic_compare_exchange): New functions.
8018 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8019 * tree.h (build_call_expr_internal_loc): Rename to ...
8020 (build_call_expr_internal_loc_array): ... this. Fix up type of
8022 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8023 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8024 ATOMIC_COMPARE_EXCHANGE result.
8025 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8026 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8027 fold_builtin_atomic_compare_exchange): New prototypes.
8028 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8029 fold_builtin_atomic_compare_exchange): New functions..
8030 * tree-ssa.c (execute_update_addresses_taken): If
8031 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8032 of call when finding addressable vars, and if such var becomes
8033 non-addressable, call fold_builtin_atomic_compare_exchange.
8035 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8038 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8039 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8041 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8043 * config/rs6000/rs6000.md ('type' attribute): Add
8044 veclogical,veccmpfx,vecexts,vecmove insn types.
8045 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8046 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8047 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8048 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8049 *nabs<mode>2_hw): Change type to vecmove.
8050 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8051 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8052 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8053 *ieee_128bit_vsx_abs<mode>2_internal,
8054 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8055 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8056 *ieee128_mtvsrd_32bit): Change type to veclogical.
8057 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8058 *movdi_internal32, *movdi_internal64): Update insn types.
8059 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8060 vsx_extract_<mode>): Change type to veclogical.
8061 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8062 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8063 *vsx_sign_extend_si_v2di): Change type to vecexts.
8064 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8066 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8067 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8068 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8069 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8070 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8071 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8072 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8073 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8074 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8075 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8076 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8077 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8078 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8079 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8080 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8081 (ppc7450-vecsimple): Add veclogical, vecmove.
8082 (ppc7450-veccmp): Add veccmpfx.
8083 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8085 (ppc8540_vector_compare): Add veccmpfx.
8086 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8087 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8088 (cell-vecsimple): Add veclogical, vecmove.
8089 (cell-veccmp): Add veccmpfx.
8090 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8091 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8093 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8094 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8095 (power4-vecsimple): Add veclogical, vecmove.
8096 (power4-veccmp): Add veccmpfx.
8097 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8098 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8099 (power6-vecsimple): Add veclogical, vecmove.
8100 (power6-veccmp): Add veccmpfx.
8101 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8102 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8103 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8104 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8105 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8106 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8107 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8109 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8111 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8114 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8115 OPTION_MASK_P9_DFORM_VECTOR.
8116 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8117 disable -mpower9-dform-vector when using reload.
8118 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8119 New 'strict' argument. Update all callers. Add strict addressing
8121 (rs6000_legitimate_offset_address_p): Remove call to
8122 virtual_stack_registers_memory_p.
8123 (rs6000_legitimize_reload_address): Add quad address support.
8124 (rs6000_legitimate_address_p): Move call to quad_address_p above
8125 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8126 to account for new strict usage.
8127 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8128 for new strict usage.
8129 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8131 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/i386.c (ix86_spill_class): Disable condition to
8139 always return NO_REGS.
8141 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8143 * predict.c: Include gimple-pretty-print.h
8144 (predicted_by_loop_heuristics_p): Check also
8145 PRED_LOOP_EXIT_WITH_RECURSION
8146 (predict_loops): Find self recursive calls and use special purpose
8147 predictors for them; dump log about decisions.
8148 (pass_profile::execute): Dump info about #of iterations.
8149 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8150 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8152 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8154 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8155 output_asm_insn calls and shorten long lines. Output .CALL
8156 argument descriptor using pa_output_arg_descriptor. Add various
8157 inline $$dyncall and other optimizations.
8158 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8160 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8162 PR tree-optimization/71643
8163 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8166 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8167 leak a bitmap if dep_bb is NULL.
8169 PR tree-optimization/71631
8170 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8171 to rewrite_expr_tree even if negate_result, move new_lhs var
8172 declaration and initialization earlier, for powi_result set afterwards
8173 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8174 if new_lhs != lhs, and don't shadow gsi var.
8176 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8178 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8179 Add in_loop parameter.
8180 (predict_loops): Add loop guard heuristics.
8181 * predict.def (PRED_LOOP_GUARD): New heuristics.
8183 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8185 * predict.c: Include ipa-utils.h
8186 (tree_bb_level_prediction): Predict recursive calls.
8187 (tree_estimate_probability_bb): Skip inexpensive calls for call
8189 * predict.def (PRED_RECURSIVE_CALL): New.
8191 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8193 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8194 (BU_FLOAT128_1): Likewise.
8196 (COPYSIGNQ): Likewise.
8197 (RS6000_BUILTIN_NANQ): Likewise.
8198 (RS6000_BUILTIN_NANSQ): Likewise.
8199 (RS6000_BUILTIN_INFQ): Likewise.
8200 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8201 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8202 (TARGET_FOLD_BUILTIN): New #define.
8203 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8204 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8205 (rs6000_fold_builtin): New target hook implementation, handling
8206 folding of 128-bit NaNs and infinities.
8207 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8208 entries are filled in to avoid problems during bootstrap
8209 self-test; define builtins for 128-bit NaNs and infinities.
8210 (rs6000_opt_mask): Add entry for float128.
8211 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8212 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8213 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8214 (const_str_type_node): New #define.
8215 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8216 to a define_expand that dispatches to either copysign<mode>3_soft
8217 or copysign<mode>3_hard.
8218 (copysign<mode>3_hard): Rename from copysign<mode>3.
8219 (copysign<mode>3_soft): New define_insn.
8220 * doc/extend.texi: Document new builtins.
8222 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8224 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8225 PRIu64 instead of lu.
8227 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8230 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8233 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8235 PR tree-optimization/71647
8236 * omp-low.c (lower_rec_input_clauses): Convert
8237 omp_clause_aligned_alignment (c) to size_type_node for the
8238 last argument of __builtin_assume_aligned.
8240 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8242 * configure.ac (calling ___tls_get_addr via GOT): New
8243 assembler/linker check.
8244 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8245 assembler and linker supports calling ___tls_get_addr via GOT.
8246 Otherise, defined to 0.
8247 * config.in: Regenerated.
8248 * configure: Likewise.
8249 * config/i386/constraints.md (Yb): New constraint.
8250 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8251 (REG_CLASS_NAMES): Likewise.
8252 (REG_CLASS_CONTENTS): Likewise.
8253 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8254 the b constraint with the Yb constraint. Call ___tls_get_addr
8255 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8257 (*tls_local_dynamic_base_32_gnu): Likewise.
8258 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8259 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8260 (*tls_local_dynamic_base_64_<mode>): Likewise.
8262 2016-06-24 Martin Liska <mliska@suse.cz>
8264 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8265 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8267 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8268 argument to true if the expected number of iterations is
8271 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8273 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8274 assemble for 32bit target.
8275 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8276 and $ld_ix86_gld_32_opt to link for 32bit target.
8277 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8278 * configure: Regenerate.
8280 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8282 * config/arm/arm.c (int_log2): Delete definition and prototype.
8283 (shift_op): Use exact_log2 instead of int_log2.
8284 (vfp3_const_double_for_fract_bits): Likewise.
8286 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8288 * internal-fn.c (expand_arith_set_overflow): New function.
8289 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8291 (expand_arith_overflow_result_store): Likewise. Handle precision
8292 smaller than mode precision.
8293 * tree-vrp.c (extract_range_basic): For imag part, handle
8294 properly signed 1-bit precision result.
8295 * doc/extend.texi (__builtin_add_overflow): Document that last
8296 argument can't be pointer to enumerated or boolean type.
8297 (__builtin_add_overflow_p): Document that last argument can't
8298 have enumerated or boolean type.
8300 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8301 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8303 * config/rs6000/predicates.md (splat_input_operand): Rework.
8304 Don't allow constants, since the insns that use this predicate
8305 don't support constants. Constants are handled by other insns
8306 that are created via combine. During and after register
8307 allocation, only allow indexed or indirect addresses, and not
8308 general addresses. Only allow modes supported by the hardware.
8309 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8310 comment. Move check for using VSPLTIS<x> to a common location,
8311 instead of doing it in two different places.
8313 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8315 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8316 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8317 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8318 signature_CENTAUR_ebx.
8320 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8324 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8325 (as_ix86_gas_32_opt): This.
8326 (ld_ix86_tls_ldm_opt): Renamed to ...
8327 (ld_ix86_gld_32_opt): This.
8328 (R_386_TLS_LDM reloc): Updated.
8329 (R_386_GOT32X reloc): New assembler/linker check.
8330 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8331 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8333 * config.in: Regenerated.
8334 * configure: Likewise.
8335 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8336 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8337 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8338 if ix86_force_load_from_GOT_p returns true.
8339 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8340 ix86_force_load_from_GOT_p returns true.
8341 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8342 the external function address via the GOT slot.
8343 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8344 HAVE_AS_IX86_GOT32X before returning false.
8345 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8346 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8348 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8350 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8352 2016-06-23 Andi Kleen <ak@linux.intel.com>
8354 * Makefile.in: Regenerate.
8355 * doc/install.texi: Document autoprofiledbootstrap.
8357 2016-06-23 Andi Kleen <ak@linux.intel.com>
8359 * config/i386/gcc-auto-profile: New file.
8361 2016-06-23 Martin Liska <mliska@suse.cz>
8364 * predict.c (predict_loops): Revert the hunk that was removed
8367 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8369 * config.gcc: Add support for arm*-*-phoenix* targets.
8370 * config/arm/t-phoenix: New.
8371 * config/phoenix.h: New.
8373 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8374 H.J. Lu <hongjiu.lu@intel.com>
8377 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8378 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8379 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8380 ix86_force_load_from_GOT_p returns true.
8381 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8382 ix86_force_load_from_GOT_p returns true.
8383 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8384 ix86_force_load_from_GOT_p returns true.
8385 (ix86_expand_move): Load the external function address via the
8386 GOT slot if ix86_force_load_from_GOT_p returns true.
8387 * config/i386/predicates.md (x86_64_immediate_operand): Return
8388 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8389 (x86_64_zext_immediate_operand): Ditto.
8391 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8395 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8398 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8399 * diagnostic.c (pedwarn_at_rich_loc): New function.
8400 * spellcheck.h (best_match::best_match): Add a
8401 "best_distance_so_far" optional parameter.
8402 (best_match::set_best_so_far): New method.
8403 (best_match::get_best_distance): New accessor.
8404 (best_match::get_best_candidate_length): New accessor.
8406 2016-06-22 Nick Clifton <nickc@redhat.com>
8408 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8409 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8410 modes are accepted as well.
8411 (ucompare_loc_descriptor): Likewise.
8412 (minmax_loc_descriptor): Likewise.
8413 (clz_loc_descriptor): Likewise.
8414 (popcount_loc_descriptor): Likewise.
8415 (bswap_loc_descriptor): Likewise.
8416 (rotate_loc_descriptor): Likewise.
8417 (mem_loc_descriptor): Likewise.
8418 (loc_descriptor): Likewise.
8420 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8422 * common.opt (fdiagnostics-parseable-fixits): New option.
8423 * diagnostic.c: Include "selftest.h".
8424 (print_escaped_string): New function.
8425 (print_parseable_fixits): New function.
8426 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8427 (selftest::assert_print_escaped_string): New function.
8428 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8429 (selftest::test_print_escaped_string): New function.
8430 (selftest::test_print_parseable_fixits_none): New function.
8431 (selftest::test_print_parseable_fixits_insert): New function.
8432 (selftest::test_print_parseable_fixits_remove): New function.
8433 (selftest::test_print_parseable_fixits_replace): New function.
8434 (selftest::diagnostic_c_tests): New function.
8435 * diagnostic.h (struct diagnostic_context): Add field
8436 "parseable_fixits_p".
8437 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8438 -fdiagnostics-parseable-fixits.
8439 (-fdiagnostics-parseable-fixits): New option.
8440 * opts.c (common_handle_option): Handle
8441 -fdiagnostics-parseable-fixits.
8442 * selftest-run-tests.c (selftest::run_tests): Call
8443 selftest::diagnostic_c_tests.
8444 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8446 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8448 PR tree-optimization/71488
8449 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8450 comparison of boolean vectors.
8451 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8452 of boolean vectors using bitwise operations.
8454 2016-06-22 Andreas Schwab <schwab@suse.de>
8456 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8459 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8461 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8463 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8465 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8468 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8470 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8471 * config/arm/arm-cores.def (cortex-a73): New entry.
8472 (cortex-a73.cortex-a35): Likewise.
8473 (cortex-a73.cortex-a53): Likewise.
8474 * config/arm/arm-tables.opt: Regenerate.
8475 * config/arm/arm-tune.md: Likewise.
8476 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8477 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8478 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8479 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8480 * doc/invoke.texi (ARM Options): Document cortex-a73,
8481 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8483 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8485 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
8486 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
8487 (cortex-a73.cortex-a35): Likewise.
8488 (cortex-a73.cortex-a53): Likewise.
8489 * config/aarch64/aarch64-tune.md: Regenerate.
8490 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
8491 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
8494 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8496 * configure.ac (gcc_cv_as_compress_debug): Remove
8497 --compress-debug-sections as extra as switch.
8498 Handle gas --compress-debug-sections=type.
8499 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
8500 Handle gld --compress-debug-sections=type.
8501 * configure: Regenerate.
8503 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
8505 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
8507 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
8509 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
8510 (do_rewrite): likewise.
8512 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8514 * common/config/mep/mep-common.c: Remove.
8515 * config.gcc: Remove mep-* support.
8516 * config/mep/constraints.md: Remove.
8517 * config/mep/default.h: Remove.
8518 * config/mep/intrinsics.h: Remove.
8519 * config/mep/intrinsics.md: Remove.
8520 * config/mep/ivc2-template.h: Remove.
8521 * config/mep/mep-c5.cpu: Remove.
8522 * config/mep/mep-core.cpu: Remove.
8523 * config/mep/mep-default.cpu: Remove.
8524 * config/mep/mep-ext-cop.cpu: Remove.
8525 * config/mep/mep-intrin.h: Remove.
8526 * config/mep/mep-ivc2.cpu: Remove.
8527 * config/mep/mep-pragma.c: Remove.
8528 * config/mep/mep-protos.h: Remove.
8529 * config/mep/mep.c: Remove.
8530 * config/mep/mep.cpu: Remove.
8531 * config/mep/mep.h: Remove.
8532 * config/mep/mep.md: Remove.
8533 * config/mep/mep.opt: Remove.
8534 * config/mep/predicates.md: Remove.
8535 * config/mep/t-mep: Remove.
8536 * doc/install.texi: Remove mep-* documentation.
8537 * doc/md.texi: Likewise.
8539 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8541 * config.gcc: Remove support for avr-rtems.
8542 * config/avr/gen-avr-mmcu-specs.c: Likewise.
8543 * config/avr/rtems.h: Remove.
8544 * config/avr/t-rtems: Remove.
8546 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8548 * config.gcc: Remove m32r-rtems support.
8549 * config/m32r/rtems.h: Remove.
8551 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8553 * config.gcc: Remove h8300-rtems support.
8554 * config/h8300/rtems.h: Remove.
8555 * config/h8300/t-rtems: Remove.
8557 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8559 * config.gcc: Remove support for knetbsd.
8560 * configure.ac: Likewise.
8561 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
8562 * config/knetbsd-gnu.h: Remove.
8563 * configure: Regenerate.
8565 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8567 * config.gcc: Remove support for openbsd 2 and 3.
8568 * config/openbsd-oldgas.h: Remove.
8570 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8572 * config.gcc: Remove interix support.
8573 * config/i386/i386-interix.h: Remove.
8574 * config/i386/interix.opt: Remove.
8575 * config/i386/t-interix: Remove.
8576 * configure: Regenerate.
8577 * configure.ac: Remove interix support.
8578 * doc/install.texi: Remove interix documentation.
8580 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8582 * config/rs6000/rs6000.h: Add conditional preprocessing directives
8583 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
8586 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8588 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
8589 they are both PLACEHOLDER_EXPRs.
8591 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8593 * stor-layout.c (layout_type): Move setting complex MODE to
8594 layout_type, instead of setting it ahead of time by the caller.
8595 * tree.c (build_complex_type): Likewise.
8597 2016-06-21 Martin Liska <mliska@suse.cz>
8599 * predict.c (force_edge_cold): Replace imposisble with
8602 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8604 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
8605 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
8607 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8609 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
8611 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
8612 Ilya Enkovich <ilya.enkovich@intel.com>
8615 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8616 New member function to convert V1TImode register to SUBREG
8617 TImode in debug insn.
8618 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
8619 after changing register mode to V1TImode.
8621 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
8623 * config/aarch64/aarch64-cores.def (vulcan): New core.
8624 * config/aarch64/aarch64-tune.md: Regenerate.
8625 * doc/invoke.texi: Document vulcan as an available option.
8627 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8629 * cse.c (canon_asm_operands): New function extracted from...
8630 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
8631 either standalone or member of a PARALLEL.
8633 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8636 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
8637 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
8638 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
8640 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8643 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
8644 constant addresses if can_create_pseudo_p.
8646 2016-06-21 Jakub Jelinek <jakub@redhat.com>
8648 PR tree-optimization/71588
8649 * tree-ssa-strlen.c (valid_builtin_call): New function.
8650 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
8653 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8656 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
8657 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
8658 for conversion of scalar user var to complex type and use the
8659 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
8662 PR rtl-optimization/71591
8663 * toplev.c (toplev::run_self_tests): If no_backend, complain and
8664 don't run any tests.
8666 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
8669 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
8670 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
8671 space for PIC with non-v32 and the common non-PIC "jump".
8673 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8676 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
8677 returned values and add UN*/LTGT/*ORDERED cases with values matching
8678 D operand modifier on vcmp for AVX.
8680 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8682 * config/aarch64/aarch64.opt
8683 (mpc-relative-literal-loads): Rename internal option name.
8684 * config/aarch64/aarch64.c
8685 (aarch64_nopcrelative_literal_loads): Rename to
8686 aarch64_pcrelative_literal_loads.
8687 (aarch64_expand_mov_immediate): Likewise.
8688 (aarch64_secondary_reload): Likewise.
8689 (aarch64_can_use_per_function_literal_pools_p): Likewise.
8690 (aarch64_override_options_after_change_1): Rename and simplify logic.
8691 (aarch64_classify_symbol): Merge large model checks into switch,
8692 remove pc-relative load check.
8694 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8696 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
8697 costs relative to the cost of a register move.
8699 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8701 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
8702 (vcvt_n_f64_u64): Likewise.
8703 (vcvt_n_s64_f64): Likewise.
8704 (vcvt_n_u64_f64): Likewise.
8705 (vcvt_f64_s64): Likewise.
8706 (vrecpe_f64): Likewise.
8707 (vcvt_f64_u64): Likewise.
8708 (vrecps_f64): Likewise.
8710 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8712 * config/aarch64/aarch64.md
8713 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
8715 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
8717 * config/aarch64/aarch64-builtins.c
8718 (aarch64_types_binop_uss_qualifiers): Delete.
8719 (TYPES_BINOP_USS): Likewise.
8720 (aarch64_types_binop_sus_qualifiers): Likewise.
8721 (TYPES_BINOP_SUS): Likewise.
8722 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
8723 (TYPES_FCVTIMM_SUS): Likewise.
8724 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
8726 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
8727 (fcvtzs): Use SHIFTIMM rather than BINOP.
8728 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
8730 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8732 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
8733 costs relative to the cost of a register move.
8735 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8737 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
8738 Allow scalar/single vector modes to be tieable.
8740 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8742 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
8744 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8746 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
8748 * tree.h (TYPE_ALIGN): Likewise.
8750 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8753 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
8755 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8757 * config/avr/avr.c (avr_print_operand): Fix "format not a string
8758 literal" build warnings.
8759 (avr_print_operand_address): Dito.
8761 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
8764 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
8765 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
8767 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
8769 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
8771 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
8774 * reload1.c (reload): Pass 0 to finish_spills when called because
8775 update_eliminables_and_spill returns true and remove did_spill.
8776 (finish_spills): Adjust comment and document GLOBAL parameter.
8778 2016-06-17 DJ Delorie <dj@redhat.com>
8781 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
8782 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
8783 (umulqihi3_virt): Likewise.
8784 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
8785 (umulqihi3_real): Likewise.
8787 2016-06-17 Martin Liska <mliska@suse.cz>
8789 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
8791 2016-06-17 Martin Liska <mliska@suse.cz>
8793 * predict.def: PRED_LOOP_EXIT from 92 to 85.
8795 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
8797 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
8799 (vaddq_f32): Likewise.
8800 (vmul_f32): Likewise.
8801 (vmulq_f32): Likewise.
8802 (vsub_f32): Likewise.
8803 (vsubq_f32): Likewise.
8805 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8807 PR tree-optimization/71347
8808 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
8809 cost for all uses in group.
8811 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8813 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
8814 insert gimple seq if it's not empty.
8816 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8818 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
8820 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
8822 (comp_dr_with_seg_len_pair): Ditto.
8823 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
8824 struct dr_with_seg_len_pair against DR_OFFSET.
8825 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
8828 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
8830 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
8832 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
8834 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
8835 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
8836 (pa_output_millicode_call): Likewise.
8837 (pa_output_call): Likewise.
8838 (pa_output_indirect_call): Likewise.
8839 (pa_asm_output_mi_thunk): Likewise.
8841 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8843 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
8845 2016-06-16 Martin Liska <mliska@suse.cz>
8847 * predict.c (combine_predictions_for_insn): When we find a first
8848 match predictor, we should consider just predictors with
8849 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
8850 DS theory predictor.
8851 (combine_predictions_for_bb): Likewise.
8853 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8855 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
8856 with base of reference to struct.
8858 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8860 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
8862 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8865 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
8866 progmem_swtable_section.
8867 (progmem_swtable_section): Remove.
8868 (avr_asm_function_rodata_section): Remove.
8869 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8870 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
8872 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
8874 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8875 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
8876 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
8877 signature_CENTAUR_ebx.
8878 * config/i386/i386.c (ix86_option_override_internal): Add
8879 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
8880 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
8881 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
8883 2016-06-16 Martin Liska <mliska@suse.cz>
8885 * predict.def: Add fortran loop preheader predictor.
8886 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
8887 fold IFN_BUILTIN_EXPECT with a known constant argument.
8889 2016-06-16 Martin Liska <mliska@suse.cz>
8891 * predict.def: Add 'Fortran' to display text of all
8892 PRED_FORTRAN_* predictors.
8894 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8897 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
8898 [IA64_BUILTIN_NANSQ]: Ditto.
8899 (ia64_fold_builtin): New function.
8900 (TARGET_FOLD_BUILTIN): New define.
8901 (ia64_init_builtins) Declare const_string_type node.
8902 Add __builtin_nanq and __builtin_nansq builtin functions.
8903 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
8905 2016-06-16 Nick Clifton <nickc@redhat.com>
8907 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
8908 MSP430_HWMULT_ prefix to enum values.
8909 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
8910 * config/msp430/msp430.c: Update use of enum values.
8911 * config/msp430/msp430.md: Likewise.
8912 * config/msp430/msp430.opt: Likewise.
8914 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
8916 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
8917 of comparsions in the last iteration.
8919 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8920 Joern Rennecke <joern.rennecke@embecosm.com>
8922 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
8924 (arc_needs_pcl_p): Add GOTOFFPC.
8925 (arc_legitimate_pic_addr_p): Likewise.
8926 (arc_output_pic_addr_const): Likewise.
8927 (arc_legitimize_pic_address): Generate a pc-relative address using
8929 (arc_output_libcall): Use @pcl syntax.
8930 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
8931 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
8932 (*movsi_insn): Use @pcl syntax.
8933 (doloop_begin_i): Likewise.
8935 2016-06-16 Martin Liska <mliska@suse.cz>
8937 * predict.def: Define a new predictor.
8939 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8941 * config/arc/arc.opt (mtp-regno): Update text.
8943 2016-06-16 Renlin Li <renlin.li@arm.com>
8945 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
8947 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8950 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
8951 (setcc + and peephole2): Likewise.
8953 PR rtl-optimization/71532
8954 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
8957 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8959 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
8960 DImode constants with XXSPLTIB in vector registers.
8961 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
8962 vsx_extract_<mode>_internal{1,2} into a single insn that handles
8963 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
8964 extraction of the element at the top of the register as a scalar
8966 (vsx_extract_<mode>_internal1): Likewise.
8967 (vsx_extract_<mode>_internal2): Likewise.
8968 * config/rs6000/constraints.md (wi constraint): Remove a comment
8969 about DImode not being allowed in Altivec registers.
8970 (wB constraint): New constraint for constants that can be
8971 generated in Altivec registers with VSPLTISW/VUPKHSW.
8972 * config/rs6000/predicates.md (xxspltib_constant_split): Update
8974 (xxspltib_constant_nosplit): Likewise.
8975 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
8976 support for -mupper-regs-di to enable DImode to go into Altivec
8978 (POWERPC_MASKS): Likewise.
8979 (power7 cpu): Likewise.
8980 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
8981 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
8982 for DImode being allowed in Altivec registers. Update wi/wj
8983 constraints. Set scalar_in_vmx_p flag.
8984 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
8985 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
8986 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
8987 (rs6000_opt_masks): Add -mupper-regs-di.
8988 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
8989 direct move to use wi and not wj.
8991 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
8993 (floatunssi<mode>2_lfiwzx_mem): Likewise.
8994 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
8995 any VSX register, instead of just Altivec registers, to allow
8996 either operand to be an Altivec register or both.
8997 (fixuns_trunc<mode>di2_fctiduz): Likewise.
8998 (movdi_internal32): Add support for -mupper-regs-di. Add support
8999 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9000 the alternatives and attributes to be lined up to be easier to
9002 (movdi_internal64): Likewise.
9003 (64-bit DImode splitters): Change predicates to only split loading
9004 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9005 load constants in ISA 3.0 or ISA 2.07 respectively.
9006 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9007 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9008 mention -mcpu=power9 sets these options.
9009 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9012 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9015 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9016 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9017 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9018 by default to warn misspelled interrupt/ signal handler.
9019 * doc/invoke.texi (AVR Options): Document it. Update description
9020 for -nodevicelib option.
9022 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9024 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9025 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9026 (aarch64_<sur>shll2_n<mode>): Likewise.
9028 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9031 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9032 DECL_CONTEXT for copied arguments.
9034 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9036 PR tree-optimization/71483
9037 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9040 2016-06-15 Martin Liska <mliska@suse.cz>
9042 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9043 instead of predict_edge w/o a probability.
9045 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9047 PR tree-optimization/71439
9048 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9051 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9053 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9054 register subregs in SET_SRC.
9056 2016-06-15 Richard Biener <rguenther@suse.de>
9058 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9061 2016-06-15 Richard Biener <rguenther@suse.de>
9063 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9064 not consider dependences between accesses that belong to the
9066 (vect_analyze_data_ref_dependences): Do not analyze read-read
9067 or self-dependences.
9069 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9071 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9073 (find_closest_identifier): Reimplement in terms of
9074 best_match<tree,tree>.
9075 * spellcheck-tree.h: New file.
9076 * spellcheck.c (struct edit_distance_traits<const char *>): New
9078 (find_closest_string): Reimplement in terms of
9079 best_match<const char *, const char *>.
9080 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9081 overload to spellcheck-tree.h.
9082 (find_closest_identifier): Likewise.
9083 (struct edit_distance_traits<T>): New template.
9084 (class best_match): New class.
9086 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9088 * selftest-run-tests.c (selftest::run_tests): Call
9089 selftest::spellcheck_tree_c_tests.
9090 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9091 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9092 (selftest::test_find_closest_identifier): New function.
9093 (selftest::spellcheck_tree_c_tests): New function.
9094 * spellcheck.c (selftest::test_find_closest_string): Verify that
9095 the order of the vec does not affect the results for this case.
9096 (selftest::test_data): New array.
9097 (selftest::test_metric_conditions): New function.
9098 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9099 Call selftest::test_metric_conditions.
9101 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9103 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9104 (BU_P9_MISC_1): Likewise.
9105 (BU_P9_64BIT_MISC_0): Likewise.
9106 (BU_P9_MISC_0): Likewise.
9108 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9110 * gcc-rich-location.c
9111 (gcc_rich_location::add_fixit_misspelled_id): New method.
9112 * gcc-rich-location.h
9113 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9115 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9117 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9118 FreeBSD 11 and above.
9120 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9122 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9124 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9126 * expmed.h: Close parenthesis in "at your option" in copyright
9128 * lower-subreg.h: Likewise.
9130 2016-06-14 Richard Biener <rguenther@suse.de>
9133 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9136 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9138 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9140 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9142 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9144 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9145 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9147 2016-06-14 Richard Biener <rguenther@suse.de>
9149 PR tree-optimization/71522
9150 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9151 copying into float copying.
9153 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9155 PR tree-optimization/71520
9156 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9157 (replace_block_by): Move user labels from bb1 to bb2.
9159 2016-06-14 Richard Biener <rguenther@suse.de>
9163 * expr.h (get_bit_range): Declare.
9164 * expr.c (get_bit_range): Export.
9165 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9166 word_mode again to constrain the bitfield access.
9168 2016-06-14 Richard Biener <rguenther@suse.de>
9170 PR tree-optimization/71521
9171 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9172 division int_const_binop against zero divisor.
9174 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9176 * config/i386/i386.md (signbittf2): New expander.
9177 * config/i386/sse.md (ptesttf2): New insn pattern.
9179 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9182 * input.c (selftest::test_reading_source_line): Avoid reading from
9183 __FILE__ by creating a tempfile with known content and reading
9186 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9188 * pretty-print.c (assert_pp_format_colored): Skip the test if
9190 (test_pp_format): Remove comment about GCC_COLORS.
9192 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9194 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9195 * pretty-print.c (assert_pp_format_va): Add location param and use
9196 it with ASSERT_STREQ_AT.
9197 (assert_pp_format): Add location param and pass it to
9198 assert_pp_format_va.
9199 (assert_pp_format_colored): Likewise.
9200 (ASSERT_PP_FORMAT_1): New.
9201 (ASSERT_PP_FORMAT_2): New.
9202 (ASSERT_PP_FORMAT_3): New.
9203 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9204 explicitly, or implicitly via the above macros.
9205 * selftest.c (selftest::pass): Use a selftest::location rather
9207 (selftest::fail): Likewise. Print the function name.
9208 (selftest::fail_formatted): Likewise.
9209 (selftest::assert_streq): Use a selftest::location rather than
9211 * selftest.h (selftest::location): New struct.
9212 (SELFTEST_LOCATION): New macro.
9213 (selftest::pass): Accept a const location & rather than file
9215 (selftest::fail): Likewise.
9216 (selftest::fail_formatted): Likewise.
9217 (selftest::assert_streq): Likewise.
9218 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9219 (ASSERT_FALSE): Likewise.
9220 (ASSERT_EQ): Likewise.
9221 (ASSERT_NE): Likewise.
9222 (ASSERT_STREQ): Likewise.
9223 (ASSERT_PRED1): Likewise.
9224 (ASSERT_STREQ_AT): New macro.
9226 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9228 * selftest.c (selftest::fail_formatted): New function.
9229 (selftest::assert_streq): New function.
9230 * selftest.h (selftests::fail_formatted): New decl.
9231 (selftest::assert_streq): New decl.
9232 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9234 2016-06-13 Jeff Law <law@redhat.com>
9236 PR tree-optimization/71403
9237 * tree-ssa-threadbackward.c
9238 (convert_and_register_jump_thread_path): No longer accept reference
9239 to path. Do not pop items off the path anymore.
9240 (fsm_find_control_statement_thread_paths): Do not allow threading
9241 to a deeper loop nest. Pop the last item off the path here rather
9242 than in convert_and_register_jump_thread_path.
9244 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9245 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9247 [AArch64] Emit division using the Newton series
9249 * config/aarch64/aarch64-protos.h
9250 (cpu_approx_modes): Add new member "division".
9251 (aarch64_emit_approx_div): Declare new function.
9252 * config/aarch64/aarch64.c
9253 (generic_approx_modes): New member "division".
9254 (exynosm1_approx_modes): Likewise.
9255 (xgene1_approx_modes): Likewise.
9256 (aarch64_emit_approx_div): Define new function.
9257 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9258 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9259 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9260 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9262 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9263 Wilco Dijkstra <wilco.dijkstra@arm.com>
9265 [AArch64] Emit square root using the Newton series
9267 * config/aarch64/aarch64-protos.h
9268 (aarch64_emit_approx_rsqrt): Replace with new function
9269 "aarch64_emit_approx_sqrt".
9270 (cpu_approx_modes): New member "sqrt".
9271 * config/aarch64/aarch64.c
9272 (generic_approx_modes): New member "sqrt".
9273 (exynosm1_approx_modes): Likewise.
9274 (xgene1_approx_modes): Likewise.
9275 (aarch64_emit_approx_rsqrt): Replace with new function
9276 "aarch64_emit_approx_sqrt".
9277 (aarch64_override_options_after_change_1): Handle new option.
9278 * config/aarch64/aarch64-simd.md
9279 (rsqrt<mode>2): Use new function instead.
9280 (sqrt<mode>2): New expansion and insn definitions.
9281 * config/aarch64/aarch64.md: Likewise.
9282 * config/aarch64/aarch64.opt
9283 (mlow-precision-sqrt): Add new option description.
9284 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9286 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9288 [AArch64] Add more choices for the reciprocal square root approximation
9290 Allow a target to prefer such operation depending on the operation mode.
9292 * config/aarch64/aarch64-protos.h
9293 (AARCH64_APPROX_MODE): New macro.
9294 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9295 (cpu_approx_modes): New structure.
9296 (tune_params): New member "approx_modes".
9297 * config/aarch64/aarch64-tuning-flags.def
9298 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9299 * config/aarch64/aarch64.c
9300 (generic_approx_modes): New core "cpu_approx_modes" structure.
9301 (exynosm1_approx_modes): Likewise.
9302 (xgene1_approx_modes): Likewise.
9303 (generic_tunings): New member "approx_modes".
9304 (cortexa35_tunings): Likewise.
9305 (cortexa53_tunings): Likewise.
9306 (cortexa57_tunings): Likewise.
9307 (cortexa72_tunings): Likewise.
9308 (exynosm1_tunings): Likewise.
9309 (thunderx_tunings): Likewise.
9310 (xgene1_tunings): Likewise.
9311 (use_rsqrt_p): New argument for the mode and use new member from
9313 (aarch64_builtin_reciprocal): Devise mode from builtin.
9314 (aarch64_optab_supported_p): New argument for the mode.
9315 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9317 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9319 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9320 RS6000_BTM_MODULO flag into the set of flags that are considered
9321 to be part of the common configuration.
9323 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9325 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9326 difference unsigned.
9327 (vec_absdb): New macro for vector absolute difference unsigned
9329 (vec_absdh): New macro for vector absolute difference unsigned
9331 (vec_absdw): New macro for vector absolute difference unsigned word.
9332 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9333 (vadu<mode>3): New insn.
9334 (*p9_vadu<mode>3): New insn.
9335 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9337 (vaduh): New built-in definition.
9338 (vaduw): New built-in definition.
9339 (vadu): New overloaded built-in definition.
9340 (vadub): New overloaded built-in definition.
9341 (vaduh): New overloaded built-in definition.
9342 (vaduw): New overloaded built-in definition.
9343 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9344 overloaded vector absolute difference unsigned functions.
9345 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9346 the ISA 3.0 vector absolute difference unsigned built-in functions.
9348 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9350 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9351 update shared_lookup_references only once after changing operands.
9353 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9356 * tree-nested.c (convert_nonlocal_omp_clauses)
9357 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9359 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9360 * tree.def (CASE_LABEL_EXPR): Likewise.
9362 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9365 * input.c (test_builtins): Fix an assertion.
9367 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9369 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9372 (isinf<mode>2): Ditto.
9374 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9376 * ggc-tests.c (test_finalization): Only test need_finalization_p
9377 for GCC_VERSION >= 4003.
9379 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9381 * config/s390/vecintrin.h: Fix file description in comment.
9383 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9385 * config/s390/s390-builtin-types.def: Change builtin type naming
9386 scheme to match builtin-types.def.
9388 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9390 * fold-const.c (optimize_minmax_comparison): Remove.
9391 (fold_comparison): Remove call to the above.
9392 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9393 New transformations.
9395 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9397 PR tree-optimization/71416
9398 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9401 2016-06-13 Martin Liska <mliska@suse.cz>
9403 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9404 (combine_predictions_for_insn): Likewise.
9405 (prune_predictions_for_bb): Likewise.
9406 (combine_predictions_for_bb): Likewise.
9408 2016-06-13 Richard Biener <rguenther@suse.de>
9410 PR tree-optimization/71505
9411 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9412 assert match comment.
9414 2016-06-13 Marek Polacek <polacek@redhat.com>
9417 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9418 gimplify_switch_expr.
9419 (warn_switch_unreachable_r): New function.
9421 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9424 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9427 2016-06-13 Richard Biener <rguenther@suse.de>
9430 * fold-const.c (fold_unary_loc): Preserve alignment when
9431 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9433 2016-06-13 Martin Liska <mliska@suse.cz>
9436 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9437 w/ -fsanitize=bounds.
9439 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/i386.c (ix86_init_builtins): Calculate
9442 FLOAT128_FTYPE_CONST_STRING function type only once.
9443 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9444 built-in functions are available for x86-32 and x86-64 targets.
9446 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9449 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9451 (FLOAT128_FTYPE_CONST_STRING): New function type.
9452 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9453 [IX86_BUILTIN_NANSQ]: Ditto.
9454 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9455 (ix86_init_builtin_types): Declare const_string_type_node.
9456 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9458 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9459 * doc/extend.texi (x86 Built-in Functions): Document
9460 __builtin_nanq and __builtin_nansq.
9462 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9465 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9466 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9467 length for pop patterns.
9468 (arm_attr_length_push_multi): Update comments.
9469 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9471 (*pop_multiple_with_writeback_and_return): Likewise.
9472 (*pop_multiple_with_return): Likewise.
9474 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9477 * fold-const.c (optimize_bit_field_compare): Don't try to use
9478 word_mode unconditionally for reading the bit field, look at
9479 DECL_BIT_FIELD_REPRESENTATIVE instead.
9481 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9484 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
9485 vector integer type.
9487 2016-06-10 Jakub Jelinek <jakub@redhat.com>
9490 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
9491 without LABEL_DECL, set *handled_ops_p to false instead of true.
9493 2016-06-10 Martin Sebor <msebor@redhat.com>
9496 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
9497 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
9498 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
9500 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9501 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
9502 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
9503 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
9504 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
9505 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
9506 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
9507 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
9509 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9511 * config/arm/arm.h (pool_vector_label,
9512 return_used_this_function): Remove.
9514 2016-06-10 Jeff Law <law@redhat.com>
9516 PR tree-optimization/71335
9517 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
9518 zero length paths here.
9519 (convert_and_register_jump_thread_path): Remove hacks related to
9520 duplicated blocks in the jump thread path.
9521 (fsm_find_control_statement_thread_paths): Avoid putting the same
9522 block on the thread path twice, but ensure the thread path is
9523 unchanged from the caller's point of view.
9525 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9527 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
9528 * predict.def (PRED_LOOP_BRANCH): Remove.
9530 2016-06-10 David Malcolm <dmalcolm@redhat.com>
9532 * Makefile.in (OBJS): Add ggc-tests.o.
9533 (GTFILES): Add ggc-tests.c.
9534 * ggc-tests.c: New file.
9535 * selftest-run-tests.c (selftest::run_tests): Call
9536 selftest::ggc_tests_c_tests.
9537 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
9539 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
9541 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
9543 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
9546 * varasm.c (place_block_symbol): Adjust alignment for asan protected
9547 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
9549 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9551 * profile.c: Include cfgloop.h.
9552 (branch_prob): Compute estimated number of iterations.
9553 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
9554 recompute estimate number of iterations from profile.
9556 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9559 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
9560 must be grouped on top of stack. Don't force early clobber
9561 on ordinary reg outputs.
9563 2016-06-10 Richard Biener <rguenther@suse.de>
9565 * targhooks.c (default_builtin_vectorization_cost): Adjust
9568 2016-06-10 Richard Biener <rguenther@suse.de>
9570 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
9571 to fold the RHS to a constant if possible.
9573 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
9576 * tree-nested.c (convert_nonlocal_omp_clauses)
9577 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
9578 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
9579 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
9581 * gimplify.c (gimplify_adjust_omp_clauses): Discard
9583 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
9585 * omp-low.c (scan_sharing_clauses): Don't expect
9588 2016-06-10 Alan Hayward <alan.hayward@arm.com>
9590 PR tree-optimization/71407
9591 PR tree-optimization/71416
9592 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
9595 2016-06-10 Richard Biener <rguenther@suse.de>
9598 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
9600 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
9602 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
9604 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
9605 Jiong Wang <jiong.wang@arm.com>
9607 PR rtl-optimization/70751
9608 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
9609 spilled into memory.
9611 2016-06-09 Jonathan Yong <10walls@gmail.com>
9614 2015-09-21 Jonathan Yong <10walls@gmail.com>
9616 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
9617 sysroot/usr/lib/32api for additional win32 libraries,
9618 fixes failing Cygwin bootstrapping.
9620 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
9622 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
9625 2016-06-09 David Malcolm <dmalcolm@redhat.com>
9628 * pretty-print.c (pp_indent): Specify that %p is printed in a
9629 host-dependent manner.
9630 (test_pp_format): Remove the test for %p.
9632 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
9634 * config/mips/mips.c (mips_output_jump): Fix formatting.
9636 2016-06-09 Richard Biener <rguenther@suse.de>
9638 PR tree-optimization/71462
9639 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
9642 2016-06-09 Martin Liska <mliska@suse.cz>
9644 * predict.c (dump_prediction): Add new argument.
9645 (enum predictor_reason): New enum.
9646 (struct predictor_hash): New struct.
9647 (predictor_hash::hash): New function.
9648 (predictor_hash::equal): Likewise.
9649 (not_removed_prediction_p): New function.
9650 (prune_predictions_for_bb): Likewise.
9651 (combine_predictions_for_bb): Prune predictions.
9653 2016-06-09 Martin Liska <mliska@suse.cz>
9655 * predict.c (filter_predictions): New function.
9656 (remove_predictions_associated_with_edge): Use the filter
9658 (equal_edge_p): New function.
9660 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
9662 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
9663 Correct usage of @samp vs @option, add @samp where appropriate.
9664 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
9665 Add armv6s-m and document it, as it is no official ARM name.
9667 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9669 * ifcvt.c (struct noce_if_info): Add transform_name field.
9670 (noce_try_move): Set if_info->transform_name to the function name.
9671 (noce_try_ifelse_collapse): Likewise.
9672 (noce_try_store_flag): Likewise.
9673 (noce_try_inverse_constants): Likewise.
9674 (noce_try_store_flag_constants): Likewise.
9675 (noce_try_addcc): Likewise.
9676 (noce_try_store_flag_mask): Likewise.
9677 (noce_try_cmove): Likewise.
9678 (noce_try_cmove_arith): Likewise.
9679 (noce_try_minmax): Likewise.
9680 (noce_try_abs): Likewise.
9681 (noce_try_sign_mask): Likewise.
9682 (noce_try_bitop): Likewise.
9683 (noce_convert_multiple_sets): Likewise.
9684 (noce_process_if_block): Print if_info->transform_name to
9685 dump_file if transformation succeeded.
9687 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9689 * config/arm/cortex-a57.md (cortex_a57_alu):
9692 2016-06-08 Martin Sebor <msebor@redhat.com>
9693 Jakub Jelinek <jakub@redhat.com>
9697 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
9698 BUILT_IN_MUL_OVERFLOW_P): New builtins.
9699 * builtins.c: Include gimple-fold.h.
9700 (fold_builtin_arith_overflow): Handle
9701 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
9702 (fold_builtin_3): Likewise.
9703 * doc/extend.texi (Integer Overflow Builtins): Document
9704 __builtin_{add,sub,mul}_overflow_p.
9706 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
9708 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
9709 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
9711 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
9713 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
9714 Rewrite, looking one level down for records and arrays.
9716 2016-06-08 David Malcolm <dmalcolm@redhat.com>
9718 * pretty-print.c: Include "selftest.h".
9719 (pp_format): Fix comment.
9720 (identifier_to_locale): Likewise.
9721 (selftest::test_basic_printing): New function.
9722 (selftest::assert_pp_format): New function.
9723 (selftest::test_pp_format): New function.
9724 (selftest::pretty_print_c_tests): New function.
9725 * selftest-run-tests.c (selftest::run_tests): Call
9726 selftest::pretty_print_c_tests.
9727 * selftest.h (pretty_print_c_tests): New declaration.
9729 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9731 * invoke.texi (max-loop-headers-insns): Document.
9732 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
9733 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
9734 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
9736 2016-06-08 Richard Biener <rguenther@suse.de>
9738 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
9739 on strided SLP loads and fall back to scalar loads in case
9740 we can't chunk them.
9742 2016-06-08 Richard Biener <rguenther@suse.de>
9744 PR tree-optimization/71452
9745 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
9746 type used for the SSA rewrite has enough precision to cover
9747 the dynamic type of the location.
9749 2016-06-08 Jakub Jelinek <jakub@redhat.com>
9750 Richard Biener <rguenther@suse.de>
9753 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
9754 the same as DECL_P (base0) for indirect_base0. Use equality_code
9755 in one further place.
9757 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
9759 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
9760 to one word if the field is known to overlap other words.
9761 (extract_bit_field_1): Likewise.
9762 (store_split_bit_field): Remove compensating code.
9763 (extract_split_bit_field): Likewise.
9765 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
9769 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
9771 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9773 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
9775 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
9776 (arch64_addpv4sf): Delete.
9777 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
9778 "gen_aarch64_addpv4sf".
9779 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
9781 (vpadds_f32): Likewise.
9782 (vpaddq_f32): Likewise.
9783 (vpaddq_f64): Likewise.
9785 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9787 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
9789 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
9790 to VALLF. Rename to "fabd<mode>3".
9791 "*fabd_scalar<mode>3): Delete.
9792 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
9794 (vabdd_f64): Likewise.
9795 (vabd_f32): Likewise.
9796 (vabd_f64): Likewise.
9797 (vabdq_f32): Likewise.
9798 (vabdq_f64): Likewise.
9800 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9802 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
9804 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
9805 "aarch64_rsqrts<mode>".
9806 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
9807 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
9809 (vrsqrtsd_f64): Likewise.
9810 (vrsqrts_f32): Likewise.
9811 (vrsqrts_f64): Likewise.
9812 (vrsqrtsq_f32): Likewise.
9813 (vrsqrtsq_f64): Likewise.
9815 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9817 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
9819 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
9820 "aarch64_rsqrte<mode>".
9821 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
9822 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
9824 (vrsqrted_f64): Likewise.
9825 (vrsqrte_f32): Likewise.
9826 (vrsqrte_f64): Likewise.
9827 (vrsqrteq_f32): Likewise.
9828 (vrsqrteq_f64): Likewise.
9830 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9832 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
9836 * config/aarch64/aarch64-simd.md
9837 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
9838 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
9839 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
9841 (vcvt_n_f32_u32): Likewise.
9842 (vcvt_n_s32_f32): Likewise.
9843 (vcvt_n_u32_f32): Likewise.
9844 (vcvtq_n_f32_s32): Likewise.
9845 (vcvtq_n_f32_u32): Likewise.
9846 (vcvtq_n_f64_s64): Likewise.
9847 (vcvtq_n_f64_u64): Likewise.
9848 (vcvtq_n_s32_f32): Likewise.
9849 (vcvtq_n_s64_f64): Likewise.
9850 (vcvtq_n_u32_f32): Likewise.
9851 (vcvtq_n_u64_f64): Likewise.
9852 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
9853 (VSDQ_SDI): Likewise.
9854 (fcvt_target): Support V4DI, V4SI and V2SI.
9855 (FCVT_TARGET): Likewise.
9857 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9859 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
9860 (TYPES_BINOP_SUS): Likewise.
9861 (aarch64_simd_builtin_data): Update include file name.
9862 (aarch64_builtins): Likewise.
9863 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
9864 for conversion between scalar float-point and fixed-point.
9868 * config/aarch64/aarch64.md
9869 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
9870 pattern for conversion between scalar float to fixed-pointer.
9871 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
9872 (UNSPEC_FCVTZS): New UNSPEC enumeration.
9873 (UNSPEC_FCVTZU): Likewise.
9874 (UNSPEC_SCVTF): Likewise.
9875 (UNSPEC_UCVTF): Likewise.
9876 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
9878 (vcvtd_n_f64_u64): Likewise.
9879 (vcvtd_n_s64_f64): Likewise.
9880 (vcvtd_n_u64_f64): Likewise.
9881 (vcvtd_n_f32_s32): Likewise.
9882 (vcvts_n_f32_u32): Likewise.
9883 (vcvtd_n_s32_f32): Likewise.
9884 (vcvts_n_u32_f32): Likewise.
9885 * config/aarch64/iterators.md (fcvt_target): Support integer to float
9887 (FCVT_TARGET): Likewise.
9888 (FCVT_FIXED2F): New iterator.
9889 (FCVT_F2FIXED): Likewise.
9890 (fcvt_fixed_insn): New define_int_attr.
9892 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9894 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
9895 some statements was removed.
9897 2016-06-08 Alan Hayward <alan.hayward@arm.com>
9899 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
9900 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
9901 (vect_can_advance_ivs_p): likewise.
9902 (vect_update_ivs_after_vectorizer): likewise.
9903 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
9904 (vect_analyze_scalar_cycles_1): likewise.
9905 (vect_analyze_loop_operations): likewise.
9906 (report_vect_op): likewise.
9907 (vect_is_slp_reduction): likewise.
9908 (vect_is_simple_reduction): likewise.
9909 (get_initial_def_for_induction): likewise.
9910 (vect_transform_loop): likewise.
9911 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
9912 (vect_recog_sad_pattern): likewise.
9913 (vect_recog_widen_sum_pattern): likewise.
9914 (vect_recog_widening_pattern): likewise.
9915 (vect_recog_divmod_pattern): likewise.
9916 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
9917 (vect_analyze_slp_instance): likewise.
9918 (vect_transform_slp_perm_load): likewise.
9919 (vect_schedule_slp_instance): likewise.
9921 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9923 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
9924 (return_prediction): PRED_CONST_RETURN predict return as not taken.
9925 * predict.def (PRED_CONTINUE): Change hitrate 50->67
9926 (PRED_LOOP_BRANCH): Document predictor as broken.
9927 (PRED_LOOP_EXIT): Change hitrate 91->92.
9928 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
9929 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
9930 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
9931 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
9932 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
9933 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
9934 (PRED_CALL): Chane hitrate 71->67.
9935 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
9936 (PRED_GOTO): Document as unused right now.
9937 (PRED_CONST_RETURN): Change hitrate 67->69
9938 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
9939 (PRED_NULL_RETURN): Change hitrate 91->90.
9940 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
9941 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
9942 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
9944 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
9946 * config/rs6000/altivec.h: Add __builtin_vec_mul.
9947 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
9948 special case Altivec builtin.
9949 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9950 VSX_BUILTIN_VEC_MUL (replaced with special case code).
9951 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9952 code for ALTIVEC_BUILTIN_VEC_MUL.
9953 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9954 for __builtin_vec_mul.
9956 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
9958 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
9961 2016-06-07 David Malcolm <dmalcolm@redhat.com>
9963 * spellcheck.c (selftest::test_find_closest_string): New function.
9964 (spellcheck_c_tests): Call the above.
9966 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9968 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
9970 2016-06-07 Jakub Jelinek <jakub@redhat.com>
9972 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
9973 Yv=Yv,C alternatives.
9975 2016-06-07 Richard Biener <rguenther@suse.de>
9978 * common.opt (ffast-math): Make Optimization.
9980 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
9981 Prachi Godbole <prachi.godbole@imgtec.com>
9983 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
9984 `fabs' and `fneg' type attributes.
9985 (p5600_fpu_fabs): Add `fmove' to the comment.
9987 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9989 * gimple.c: Include builtins.h
9990 (gimple_inexpensive_call_p): New function.
9991 * gimple.h (gimple_inexpensive_call_p): Declare.
9992 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
9993 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
9996 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
9998 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
9999 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10000 warning_at_rich_loc, warning_n, pedwarn, permerror,
10001 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10002 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10005 2016-06-07 Richard Biener <rguenther@suse.de>
10007 PR tree-optimization/71428
10008 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10009 BIT_FIELD_REF op vs. load.
10011 2016-06-07 Richard Biener <rguenther@suse.de>
10013 PR middle-end/71423
10014 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10017 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10019 * config/pa/pa.md (call): Generate indirect long calls to non-local
10020 functions on TARGET_64BIT.
10021 (call_value): Likewise.
10023 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10025 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10026 pattern and subsequent splitters.
10027 (call_val_reg_64bit_post_reload): Likewise.
10029 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10031 PR middle-end/71408
10032 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10033 propagate_op_to_single_use.
10035 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10037 PR middle-end/71281
10038 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10040 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10042 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10043 (enum x86_dirflag_state): New enum.
10044 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10045 (machine_function): Remove needs_cld.
10046 (ix86_current_function_needs_cld): Remove.
10047 * config/i386/i386.c (ix86_set_func_type): Set
10048 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10049 (ix86_expand_prologue): Do not emit CLD here.
10050 (ix86_dirflag_mode_needed): New function.
10051 (ix86_dirflag_mode_entry): Ditto.
10052 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10053 (ix86_mode_after): Ditto.
10054 (ix86_mode_entry): Ditto.
10055 (ix86_mode_exit): Ditto.
10056 (ix86_emit_mode_set): Ditto.
10057 * config/i386/i386.md (strmov_singleop): Set
10058 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10059 Do not set ix86_current_function_needs_cld.
10061 (strset_singleop): Ditto.
10063 (cmpstrnqi_nz_1): Ditto.
10064 (cmpstrnqi_1): Ditto.
10065 (strlenqi_1): Ditto.
10067 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10069 PR tree-optimization/71259
10070 * tree-vect-slp.c (vect_get_constant_vectors): For
10071 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10072 one for constant op, and use COND_EXPR for non-constant.
10074 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10076 * Makefile.in (OBJS): Add function-tests.o,
10077 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10078 selftest-run-tests.o.
10079 (OBJS-libcommon): Add selftest.o.
10080 (OBJS-libcommon-target): Add selftest.o.
10081 (all.internal): Add "selftest".
10082 (all.cross): Likewise.
10083 (selftest): New phony target.
10084 (s-selftest): New target.
10085 (selftest-gdb): New phony target.
10086 (COLLECT2_OBJS): Add selftest.o.
10087 * bitmap.c: Include "selftest.h".
10088 (selftest::test_gc_alloc): New function.
10089 (selftest::test_set_range): New function.
10090 (selftest::test_clear_bit_in_middle): New function.
10091 (selftest::test_copying): New function.
10092 (selftest::test_bitmap_single_bit_set_p): New function.
10093 (selftest::bitmap_c_tests): New function.
10094 * common.opt (fself-test): New.
10095 * diagnostic-show-locus.c: Include "selftest.h".
10096 (make_range): New function.
10097 (test_range_contains_point_for_single_point): New function.
10098 (test_range_contains_point_for_single_line): New function.
10099 (test_range_contains_point_for_multiple_lines): New function.
10100 (assert_eq): New function.
10101 (test_get_line_width_without_trailing_whitespace): New function.
10102 (selftest::diagnostic_show_locus_c_tests): New function.
10103 * et-forest.c: Include "selftest.h".
10104 (selftest::test_single_node): New function.
10105 (selftest::test_simple_tree): New function.
10106 (selftest::test_disconnected_nodes): New function.
10107 (selftest::et_forest_c_tests): New function.
10108 * fold-const.c: Include "selftest.h".
10109 (selftest::assert_binop_folds_to_const): New function.
10110 (selftest::assert_binop_folds_to_nonlvalue): New function.
10111 (selftest::test_arithmetic_folding): New function.
10112 (selftest::fold_const_c_tests): New function.
10113 * function-tests.c: New file.
10114 * gimple.c: Include "selftest.h".
10115 Include "gimple-pretty-print.h".
10116 (selftest::verify_gimple_pp): New function.
10117 (selftest::test_assign_single): New function.
10118 (selftest::test_assign_binop): New function.
10119 (selftest::test_nop_stmt): New function.
10120 (selftest::test_return_stmt): New function.
10121 (selftest::test_return_without_value): New function.
10122 (selftest::gimple_c_tests): New function.
10123 * hash-map-tests.c: New file.
10124 * hash-set-tests.c: New file.
10125 * input.c: Include "selftest.h".
10126 (selftest::assert_loceq): New function.
10127 (selftest::test_accessing_ordinary_linemaps): New function.
10128 (selftest::test_unknown_location): New function.
10129 (selftest::test_builtins): New function.
10130 (selftest::test_reading_source_line): New function.
10131 (selftest::input_c_tests): New function.
10132 * rtl-tests.c: New file.
10133 * selftest-run-tests.c: New file.
10134 * selftest.c: New file.
10135 * selftest.h: New file.
10136 * spellcheck.c: Include "selftest.h".
10137 (selftest::levenshtein_distance_unit_test_oneway): New function,
10138 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10139 (selftest::levenshtein_distance_unit_test): Likewise.
10140 (selftest::spellcheck_c_tests): Likewise.
10141 * toplev.c: Include selftest.h.
10142 (toplev::run_self_tests): New.
10143 (toplev::main): Handle -fself-test.
10144 * toplev.h (toplev::run_self_tests): New.
10145 * tree.c: Include "selftest.h".
10146 (selftest::test_integer_constants): New function.
10147 (selftest::test_identifiers): New function.
10148 (selftest::test_labels): New function.
10149 (selftest::tree_c_tests): New function.
10150 * tree-cfg.c: Include "selftest.h".
10151 (selftest::push_fndecl): New function.
10152 (selftest::test_linear_chain): New function.
10153 (selftest::test_diamond): New function.
10154 (selftest::test_fully_connected): New function.
10155 (selftest::tree_cfg_c_tests): New function.
10156 * vec.c: Include "selftest.h".
10157 (selftest::safe_push_range): New function.
10158 (selftest::test_quick_push): New function.
10159 (selftest::test_safe_push): New function.
10160 (selftest::test_truncate): New function.
10161 (selftest::test_safe_grow_cleared): New function.
10162 (selftest::test_pop): New function.
10163 (selftest::test_safe_insert): New function.
10164 (selftest::test_ordered_remove): New function.
10165 (selftest::test_unordered_remove): New function.
10166 (selftest::test_block_remove): New function.
10167 (selftest::reverse_cmp): New function.
10168 (selftest::test_qsort): New function.
10169 (selftest::vec_c_tests): New function.c.
10170 * wide-int.cc: Include selftest.h and wide-int-print.h.
10171 (selftest::from_int <wide_int>): New function.
10172 (selftest::from_int <offset_int>): New function.
10173 (selftest::from_int <widest_int>): New function.
10174 (selftest::assert_deceq): New function.
10175 (selftest::assert_hexeq): New function.
10176 (selftest::test_printing <VALUE_TYPE>): New function template.
10177 (selftest::test_ops <VALUE_TYPE>): New function template.
10178 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10179 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10181 (selftest::wide_int_cc_tests): New function.
10183 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10185 PR middle-end/37780
10186 * ifcvt.c (noce_try_ifelse_collapse): New function.
10188 (noce_process_if_block): Call noce_try_ifelse_collapse.
10189 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10190 (simplify_ternary_operation): Use the above to simplify
10191 conditional CLZ/CTZ expressions.
10193 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10195 PR middle-end/37780
10196 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10197 define_insn_and_split.
10199 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10201 PR middle-end/37780
10202 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10204 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10207 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10208 Implicitly clobber memory for basic asm with non-empty assembler
10209 string. Use targetm.md_asm_adjust also here.
10210 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10211 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10212 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10213 non-empty assembler string.
10214 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10215 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10216 (decode_asm_operands): Handle basic asm in PARALLEL block.
10217 (extract_insn): Handle basic asm in PARALLEL block.
10218 * doc/extend.texi: Mention new behavior of basic asm.
10219 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10220 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10221 branch_needs_nop_p): Use asm_noperands.
10223 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10225 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10226 Include the M7 SPARC DFA scheduler.
10227 New attribute v3pipe.
10228 Annotate insns with v3pipe where appropriate.
10229 Define cpu_feature vis4.
10230 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10231 Add (V8QI "8") to vbits.
10232 Add insns {add,sub}v8qi3
10233 Add insns ss{add,sub}v8qi3
10234 Add insns us{add,sub}{v8qi,v4hi}3
10235 Add insns {min,max}{v8qi,v4hi,v2si}3
10236 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10237 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10238 * config/sparc/niagara4.md: Add a comment explaining the
10239 discrepancy between the documented latenty numbers and the
10241 * config/sparc/niagara7.md: New file.
10242 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10243 supports SPARC5 and VIS 4.0 instructions.
10244 * configure: Regenerate.
10245 * config.in: Likewise.
10246 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10247 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10248 TARGET_CPU_niagara7.
10249 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10250 (CPP_CPU_SPEC): Handle niagara7.
10251 (ASM_CPU_SPEC): Likewise.
10252 * config/sparc/sparc-opts.h (processor_type): Add
10253 PROCESSOR_NIAGARA7.
10254 (mvis4): New option.
10255 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10256 (AS_NIAGARA7_FLAG): Define.
10257 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10258 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10259 (CPP_CPU_SPEC): Handle niagara7.
10260 (ASM_CPU_SPEC): Likewise.
10261 * config/sparc/sparc.c (niagara7_costs): Define.
10262 (sparc_option_override): Handle niagara7 and adjust cache-related
10263 parameters with better values for niagara cpus. Also support VIS4.
10264 (sparc32_initialize_trampoline): Likewise.
10265 (sparc_use_sched_lookahead): Likewise.
10266 (sparc_issue_rate): Likewise.
10267 (sparc_register_move_cost): Likewise.
10268 (dump_target_flag_bits): Support VIS4.
10269 (sparc_vis_init_builtins): Likewise.
10270 (sparc_builtins): Likewise.
10271 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10273 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10275 * config/sparc/sparc.opt (sparc_processor_type): New value
10277 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10279 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10281 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10284 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10286 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10288 2016-06-06 Richard Biener <rguenther@suse.de>
10290 PR tree-optimization/71398
10291 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10294 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10296 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10297 ft32_expand_prolog, ft32_expand_epilogue):
10298 Handle pretend_args.
10299 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10300 * config/ft32/ft32.md: Add pretend_returner.
10302 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10305 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10306 Copy op1 RTX to avoid invalid sharing.
10307 (ix86_expand_vector_move_misalign): Ditto.
10309 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10311 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10314 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10316 * predict.c (predicted_by_loop_heuristics_p): New function.
10317 (predict_iv_comparison): Use it.
10318 (predict_loops): Walk from innermost loops; do not predict edges
10319 leaving multiple loops multiple times; implement
10320 PRED_LOOP_ITERATIONS_MAX heuristics.
10321 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10323 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10325 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10326 only edges out of BB are EH edges.
10328 2016-06-04 Martin Sebor <msebor@redhat.com>
10329 Marcin Baczyński <marbacz@gmail.com>
10332 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10333 a void expression in a void function.
10335 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10337 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10338 aux; dump reasons of decisions.
10339 (should_duplicate_loop_header_p): Likewise.
10340 (do_while_loop_p): Likewise.
10341 (ch_base::copy_headers): Dump asi num insns duplicated.
10343 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10345 PR tree-optimization/71405
10346 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10347 incompatible type, build a new clobber with the right type instead
10348 of building a VIEW_CONVERT_EXPR around it.
10350 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10352 PR tree-optimization/52171
10353 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10354 by_pieces_ninsns instead of move_by_pieces_ninsns.
10356 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10358 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10359 for reg+reg addressing mode.
10361 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10363 * rs6000-c.c (c/c-tree.h): Add #include.
10364 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10365 in C++ when found in the base position of vec_ld or vec_st.
10367 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10369 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10370 use of profile unless profile status is PROFILE_READ.
10371 * profile.c (compute_branch_probabilities): Set profile status
10372 only after reporting predictor hitrates.
10374 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10378 * common.opt (ffp-int-builtin-inexact): New option.
10379 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10380 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10381 (ceil@var{m}2): Document dependence on this option.
10382 * ipa-inline-transform.c (inline_call): Handle
10383 flag_fp_int_builtin_inexact.
10384 * ipa-inline.c (can_inline_edge_p): Likewise.
10385 * config/i386/i386.md (rintxf2): Do not test
10386 flag_unsafe_math_optimizations.
10387 (rint<mode>2_frndint): New define_insn.
10388 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10389 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10390 for 387 instead of extending and truncating.
10391 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10392 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10393 Change to frndint<mode>2_<rounding>.
10394 (frndintxf2_<rounding>_i387): Likewise. Change to
10395 frndint<mode>2_<rounding>_i387.
10396 (<rounding_insn>xf2): Likewise.
10397 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10398 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10399 x87. Test TARGET_ROUND || !flag_trapping_math ||
10400 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10401 SSE. Use ROUND_NO_EXC in constant operand of
10402 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10403 for 387 instead of extending and truncating.
10405 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10406 Julia Koval <julia.koval@intel.com>
10418 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10419 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10420 all registers, except for function return registers if there are
10421 no caller-saved registers.
10422 (ix86_set_func_type): New function.
10423 (ix86_set_current_function): Call ix86_set_func_type to set
10424 no_caller_saved_registers and func_type. Call reinit_regs if
10425 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10426 nor x87 instructions in interrupt handler nor function with
10427 no_caller_saved_registers attribute.
10428 (ix86_function_ok_for_sibcall): Return false if there are no
10429 caller-saved registers.
10430 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10432 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10433 (ix86_function_arg): Return special arguments in interrupt handler.
10434 (ix86_promote_function_mode): Promote pointer to word_mode only
10435 for normal functions.
10436 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10438 (ix86_epilogue_uses): New function.
10439 (ix86_hard_regno_scratch_ok): Likewise.
10440 (ix86_save_reg): Preserve all registers in interrupt handler
10441 after reload. Preserve all registers, except for function return
10442 registers, if there are no caller-saved registers after reload.
10443 (find_drap_reg): Always use callee-saved register if there are
10444 no caller-saved registers.
10445 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10446 for interrupt handler.
10447 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10448 Emit cld instruction if stringops are used in interrupt handler
10449 or interrupt handler isn't a leaf function.
10450 (ix86_expand_epilogue): Generate interrupt return for interrupt
10451 handler and pop the 'ERROR_CODE' off the stack before interrupt
10452 return in exception handler.
10453 (ix86_expand_call): Disallow calling interrupt handler directly.
10454 If there are no caller-saved registers, mark all registers that
10455 are clobbered by the call which returns as clobbered.
10456 (ix86_handle_no_caller_saved_registers_attribute): New function.
10457 (ix86_handle_interrupt_attribute): Likewise.
10458 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10460 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10461 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10462 accumulation in interrupt function if stack may be realigned to
10464 (EPILOGUE_USES): New.
10465 (function_type): New enum.
10466 (machine_function): Add func_type and no_caller_saved_registers.
10467 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10468 (interrupt_return): New pattern.
10469 * doc/extend.texi: Document x86 interrupt and
10470 no_caller_saved_registers attributes.
10472 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10474 PR tree-optimization/52171
10475 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10476 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10477 Look for constant strings. Move some code to emit_block_cmp_hints
10479 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10480 * defaults.h (COMPARE_MAX_PIECES): New macro.
10481 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10482 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10483 (clear_by_pieces_1): Don't declare. Move definition before use.
10484 (can_do_by_pieces): New static function.
10485 (can_move_by_pieces): Use it. Return bool.
10486 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
10487 OP. All callers changed. Handle COMPARE_BY_PIECES.
10488 (class pieces_addr); New.
10489 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
10490 pieces_addr::adjust, pieces_addr::increment_address,
10491 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
10493 (class op_by_pieces_d): New.
10494 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
10496 (class move_by_pieces_d, class compare_by_pieces_d,
10497 class store_by_pieces_d): New subclasses of op_by_pieces_d.
10498 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
10499 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
10500 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
10501 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
10502 compare_by_pieces_d::finish_mode): New member functions.
10503 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
10505 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
10506 (emit_block_cmp_hints): New function.
10507 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
10508 use the newly defined classes.
10509 * expr.h (by_pieces_constfn): New typedef.
10510 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
10511 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
10512 (move_by_pieces_ninsns): Don't declare.
10513 (can_move_by_pieces): Change return value to bool.
10514 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
10515 (compare_by_pieces_branch_ratio): New hook.
10516 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
10517 (by_pieces_ninsns): Declare.
10518 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
10520 (default_compare_by_pieces_branch_ratio): New function.
10521 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
10522 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
10523 * doc/tm.texi: Regenerate.
10524 * tree-ssa-strlen.c: Include "builtins.h".
10525 (handle_builtin_memcmp): New static function.
10526 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
10527 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
10529 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10531 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
10532 relevant stmts which are simple and invariant.
10533 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
10534 instead of simple and invariant
10536 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10538 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
10539 (vectorizable_reduction): Check for new relevant state.
10540 (vectorizable_live_operation): vectorize live stmts using
10541 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
10542 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
10543 (vect_stmt_relevant_p): Check for stmts which are only used live.
10544 (process_use): Use of a stmt does not inherit it's live value.
10545 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
10546 (vect_analyze_stmt): Check for new relevant state.
10547 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
10548 outside the loop, but not inside it.
10550 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10552 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
10553 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
10554 (vect_get_vec_def_for_operand): Split out code.
10556 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
10558 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
10560 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10562 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
10564 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10566 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
10568 2016-06-03 Jakub Jelinek <jakub@redhat.com>
10570 PR middle-end/71387
10571 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
10572 to noreturn e->callee->decl that has void return type and void
10573 arguments, adjust gimple_call_fntype and remove lhs even if it had
10574 previously addressable type.
10576 2016-06-02 Jeff Law <law@redhat.com>
10578 PR tree-optimization/71328
10579 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
10580 error when checking for a jump back onto the copied path.
10582 2016-06-02 David Malcolm <dmalcolm@redhat.com>
10584 * config/microblaze/microblaze.c (get_branch_target): Add return
10585 NULL_RTX for the non-CALL_P case.
10586 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
10587 (insert_wic): Remove unused local "j".
10589 2016-06-02 Martin Liska <mliska@suse.cz>
10591 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
10593 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
10594 Julia Koval <julia.koval@intel.com>
10596 * function.c (assign_parm_setup_stack): Force source into a
10597 register if needed.
10598 * target.def (function_incoming_arg): Update documentation to
10599 allow arbitrary address computation based on hard register.
10600 * doc/tm.texi: Regenerated.
10602 2016-06-02 Martin Liska <mliska@suse.cz>
10604 * predict.c (combine_predictions_for_bb): Fix first match in
10605 cases where a first predictor contains more than one occurence
10606 in list of predictors. Take the best value in such case.
10608 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10610 PR rtl-optimization/71295
10611 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
10612 offset would go over the size of the inner mode reject it.
10614 2016-06-02 Jakub Jelinek <jakub@redhat.com>
10616 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
10617 x=x,x and v=v,m instead of x=x,m.
10619 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
10620 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
10621 alternative to v=rm,C.
10623 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
10624 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
10625 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
10626 instead of vex for the last two above mentioned alternatives.
10628 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10631 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
10633 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
10635 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
10637 2016-06-01 David Malcolm <dmalcolm@redhat.com>
10639 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
10640 from int to unsigned.
10642 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10644 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
10645 alternatives, eliminating preferred register class. Add support
10646 for the MTVSRDD instruction in ISA 3.0.
10647 (vsx_splat_v4si_internal): Use splat_input_operand instead of
10648 reg_or_indexed_operand.
10649 (vsx_splat_v4sf_internal): Likewise.
10651 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10654 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
10655 for loading up all 0's or all 1's.
10657 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
10659 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
10661 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
10663 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
10665 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
10666 * gcc.c (set_source_date_epoch_envvar): New function, sets
10667 the SOURCE_DATE_EPOCH environment variable to the current time.
10669 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10671 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
10672 the factor for live Phi nodes.
10674 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10676 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
10677 * tree-parloops.c (parallelize_loops): likewise.
10678 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
10679 tree_unswitch_outer_loop): likewise.
10681 2016-06-01 Jakub Jelinek <jakub@redhat.com>
10683 PR middle-end/71371
10684 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
10685 around creation of the temporary.
10687 2016-06-01 Richard Biener <rguenther@suse.de>
10689 PR tree-optimization/71366
10690 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
10691 (unloop_loops): Move removing edges here ...
10692 (try_unroll_loop_completely): ... from here.
10693 (try_peel_loop): ... and here.
10694 (tree_unroll_loops_completely_1): Track parent loops via
10695 bitmap of header BBs.
10696 (tree_unroll_loops_completely): Adjust for that.
10698 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10700 * config/rs6000/altivec.h (vec_slv): New macro.
10701 (vec_srv): New macro.
10702 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
10703 (UNSPEC_VSRV): New value.
10706 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
10707 (vsrv): New builtin definition.
10708 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
10709 define argument types for new builtin.
10710 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
10712 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
10715 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
10716 Jocelyn Mayer <l_indien@magic.fr>
10719 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
10720 detect processor family for signature_CENTAUR_ebx.
10721 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
10722 signature_CENTAUR_ebx.
10723 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
10724 <default>: Pass x86-64 for has_longmode.
10726 2016-06-01 Nathan Sidwell <nathan@acm.org>
10728 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
10731 2016-06-01 Richard Biener <rguenther@suse.de>
10733 PR tree-optimization/71261
10734 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
10735 of stmts successfully put in the bool pattern. Remove
10736 single-use restriction.
10737 (adjust_bool_pattern_cast): Add cast at the use site via the
10738 pattern def sequence.
10739 (adjust_bool_pattern): Remove recursion, maintain a hash-map
10740 of patterned defs. Use the pattern def seqence instead of
10741 multiple independent patterns.
10742 (sort_after_uid): New qsort compare function.
10743 (adjust_bool_stmts): New function to process stmts in the bool
10744 pattern in IL order.
10745 (vect_recog_bool_pattern): Adjust.
10746 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
10747 (ifcvt_walk_pattern_tree): Likewise.
10748 (stmt_is_root_of_bool_pattern): Likewise.
10749 (ifcvt_repair_bool_pattern): Likewise.
10750 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
10752 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10754 * loop-unroll.c (decide_unroll_constant_iterations,
10755 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
10756 likely upper bounds.
10757 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
10759 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
10761 * tree-core.h (enum omp_clause_code): Remove
10762 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
10764 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10766 * config/arm/sync.md (arm_store_exclusive<mode>):
10767 Use 'H' output modifier on operands[2] rather than creating a new
10768 entry in out-of-bounds memory of the operands array.
10769 (arm_store_release_exclusivedi): Likewise.
10771 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10773 * config/arm/arm.c (arm_fusion_enabled_p): New function.
10774 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
10775 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
10776 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
10778 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10780 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
10781 into account live statements for mask producers.
10783 2016-06-01 Richard Biener <rguenther@suse.de>
10785 PR tree-optimization/71311
10786 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
10787 restrict to non-INTEGER_CST @0.
10789 2016-06-01 Richard Biener <rguenther@suse.de>
10791 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
10792 (relational patterns): Use :c to avoid pattern duplications.
10794 2016-06-01 Richard Biener <rguenther@suse.de>
10796 * genmatch.c (comparison_code_p): New predicate.
10797 (swap_tree_comparison): New function.
10798 (commutate): Add for_vec parameter to append new for entries.
10799 Support commutating relational operators by swapping it alongside
10801 (lower_commutative): Adjust.
10802 (dt_simplify::gen): Do not pass artificial operators to gen
10804 (decision_tree::gen): Do not add artificial operators as parameters.
10805 (parser::parse_expr): Verify operator commutativity when :c is
10806 applied. Allow :C to override this.
10807 * match.pd: Adjust patterns to use :C instead of :c where required.
10809 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
10811 PR tree-optimization/71077
10812 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
10813 the combining step, use boolean_false_node and boolean_true_node
10814 as the designated false/true return values.
10816 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10818 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
10819 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
10820 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
10823 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10825 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
10826 of flags impliying the register renaming.
10827 * toplev.c (process_options): Do not imply flag_rename_registers with
10830 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10832 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
10833 default implementation.
10835 2016-05-31 Nathan Sidwell <nathan@acm.org>
10837 * dwarf2out.c (cur_line_info_table): Add GTY marker.
10839 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10841 * config/sh/constraints.md (b): Remove constraint.
10842 * config/sh/predicates.md (arith_reg_operand): Remove
10844 * config/sh/sh-modes.def (PDI): Remove.
10845 * config/sh/sh.c (sh_target_reg_class,
10846 sh_optimize_target_register_callee_saved): Remove functions.
10847 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
10848 (sh_expand_epilogue): Update comment.
10849 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
10850 sh_secondary_reload): Remove TARGET_REGS related code.
10851 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
10852 TARGET_REGISTER_P): Remove macros.
10853 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
10854 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
10855 TR1_REG, TR2_REG): Remove constants.
10856 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
10858 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10860 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
10861 define_expand patterns.
10862 (adddi3_compact): Rename to adddi3.
10863 (subdi3_compact): Rename to subdi3.
10864 (*negdi2): Rename to negdi2.
10865 (*abs<mode>2): Rename to abs<mode>2.
10867 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10869 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
10870 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
10871 (atomic_sub_fetchsi): ... this new pattern.
10872 (mvtc): Add CC_REG clobber.
10874 2016-05-31 Marek Polacek <polacek@redhat.com>
10876 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
10878 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10880 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
10881 aarch64_fusion_enabled_p to check for fusion capabilities.
10883 2016-05-31 Richard Biener <rguenther@suse.de>
10885 PR tree-optimization/71352
10886 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
10887 minus one and a negate.
10889 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10891 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
10892 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
10894 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
10895 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
10896 Remove use of aarch64_simd_attr_length_move, set length attribute
10898 (*aarch64_be_movoi): Likewise.
10899 (*aarch64_be_movci): Likewise.
10900 (*aarch64_be_movxi): Likewise.
10902 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10904 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
10905 It no longer does that.
10906 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
10908 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
10910 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
10911 attribute __unused__.
10913 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
10915 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
10916 * config/arm/arm.c (arm_arch_thumb1): Define.
10917 (arm_option_override): Initialize arm_arch_thumb1.
10918 * config/arm/arm.h (arm_arch_thumb1): Declare.
10919 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
10920 support Thumb-1 ISA.
10922 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
10925 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
10926 `Yv' for scalar operand.
10928 2016-05-31 Tom de Vries <tom@codesourcery.com>
10930 PR tree-optimization/69068
10931 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
10932 phis with more than two args.
10934 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
10936 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
10937 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
10940 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
10942 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
10944 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10946 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
10947 cpu_32, cpu_64, tune_32 and tune_64.
10948 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
10950 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10952 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10954 2016-05-30 Andi Kleen <ak@linux.intel.com>
10956 * auto-profile.c (read_profile): Replace asserts with errors
10957 when file does not exist.
10958 * gcov-io.c (gcov_read_words): Dito.
10960 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10962 * tree-cfg.c (print_loop): Print likely upper bounds.
10964 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10966 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
10967 * opts.c (default_options): Enable peel loops at -O3.
10968 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
10969 (try_peel_loop): Do not re-peel already peeled loops;
10970 use likely upper bounds; fix profile updating.
10971 (pass_complete_unroll::execute): Initialize peeled_loops.
10973 2016-05-30 Martin Liska <mliska@suse.cz>
10975 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
10976 computed costs by frequency of BB they belong to.
10977 (get_scaled_computation_cost_at): New function.
10979 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
10980 Marc Glisse <marc.glisse@inria.fr>
10982 PR tree-optimization/71289
10983 * match.pd (-1 / B < A, A > -1 / B): New transformations.
10985 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10987 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
10989 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10991 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
10992 for peeled copies; avoid underflow when updating estimates; correctly
10993 scale loop profile.
10995 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10997 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
10998 r236875. Corrected oe3 to oe2 as obvious.
11000 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11002 PR middle-end/71269
11003 PR middle-end/71252
11004 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11005 that inserted stmt will not dominate stmts that defines its operand.
11006 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11007 (rewrite_expr_tree_parallel): Likewise.
11009 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11011 PR middle-end/71252
11012 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11013 all fields including stmt_to_insert are swapped.
11015 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11017 * predict.h (force_edge_cold): Declare.
11018 * predict.c (force_edge_cold): New function.
11019 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11021 (canonicalize_loop_induction_variables): Fix formating.
11023 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11025 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11026 (visium_expand_copysign): Use gen_int_mode directly.
11027 (visium_compute_frame_size): Minor tweaks.
11029 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11031 * tree-vect-loop.c (vect_analyze_loop_2): Use
11032 likely_max_stmt_executions_int.
11034 2016-05-30 Tom de Vries <tom@codesourcery.com>
11036 PR tree-optimization/69067
11037 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11039 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11042 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11043 New peepholes to remove unneeded fild/fistp pairs.
11044 (define_peephole2 atomic_loaddi_fpu): Ditto.
11046 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11048 * predict.c (maybe_hot_frequency_p): Avoid division.
11050 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11052 * doc/install.texi: Use https for shop.fsf.org.
11054 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11056 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11057 likely_max_stmt_executions_int.
11059 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11061 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11062 likely_max_stmt_executions_int.
11064 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11066 * profile.c (compute_branch_probabilities): Do not report hitrates
11068 (branch_prob): Report hitrates here.
11069 * predict.c (gimple_predict_edge): Do not assert profile status;
11070 fix formatting issues.
11072 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11074 * predict.c (edge_predicted_by_p): New function.
11075 (predict_paths_for_bb): Do not put multiple predictions of the same type
11078 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11080 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11083 2016-05-28 Alan Modra <amodra@gmail.com>
11085 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11087 2016-05-28 Alan Modra <amodra@gmail.com>
11089 PR rtl-optimization/71275
11090 * ira.c (ira): Free dominance info.
11092 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11094 * doc/sourcebuild.texi: New address for upstream Go repository.
11096 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11098 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11099 (TARGET_ARM_V7M): Likewise.
11101 2016-05-26 Jeff Law <law@redhat.com>
11103 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11104 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11105 * passes.def: Add jump threading passes before DOM/VRP.
11106 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11107 argument to a basic block from an edge. Remove tests which are
11109 (pass_data_thread_jumps, class pass_thread_jumps): New.
11110 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11111 (make_pass_thread_jumps): Likewise.
11112 * tree-pass.h (make_pass_thread_jumps): Declare.
11114 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11116 * config/visium/visium-protos.h (split_double_move): Rename into...
11117 (visium_split_double_move): ...this.
11118 (visium_split_double_add): Declare.
11119 * config/visium/visium.c (split_double_move): Rename into...
11120 (visium_split_double_move): ...this.
11121 (visium_split_double_add): New function.
11122 (visium_expand_copysign): Renumber operands for consistency.
11123 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11124 (DFmode move splitter): Likewise.
11125 (*addi3_insn): Split by means of visium_split_double_add.
11126 (*adddi3_insn_flags): Delete.
11127 (*plus_plus_sltu<subst_arith>): New insn.
11128 (*subdi3_insn): Split by means of visium_split_double_add.
11129 (subdi3_insn_flags): Delete.
11130 (*minus_minus_sltu<subst_arith>): New insn.
11131 (*negdi2_insn): Split by means of visium_split_double_add.
11132 (*negdi2_insn_flags): Delete.
11134 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11136 * configure.ac: Treat a --with-headers option without argument
11137 the same as the default (i.e. consult sys-include directory).
11138 * configure: Regenerate.
11140 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11142 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11143 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11145 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11146 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11148 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11151 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11152 tree-stdarg analysis results.
11153 (aarch64_setup_incoming_varargs): Likewise.
11155 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11157 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11158 va_list_gpr_counter_field and va_list_fpr_counter_field.
11160 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11163 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11164 * config/aarch64/aarch64.c
11165 (aarch64_cannot_change_mode_class): Remove function.
11166 * config/aarch64/aarch64-protos.h
11167 (aarch64_cannot_change_mode_class): Remove.
11169 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11171 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11172 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11173 get_likely_max_loop_iterations_int): New.
11174 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11175 any_likely_upper_bound.
11176 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11178 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11179 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11181 (unroll_loop_constant_iterations): Likewise.
11182 (unroll_loop_runtime_iterations): Likewise.
11183 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11184 * lto-streamer-out.c (output_cfg): Likewise.
11185 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11187 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11188 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11189 (likely_max_loop_iterations): New.
11190 (likely_max_loop_iterations_int): New.
11191 (likely_max_stmt_executions): New.
11192 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11193 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11194 likely_max_stmt_executions): Declare.
11196 2016-05-27 Marek Polacek <polacek@redhat.com>
11198 PR middle-end/71308
11199 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11201 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11203 * config/s390/s390.md (2x risbg splitters): Use
11204 reg_overlap_mentioned_p instead of rtx_equal_p.
11206 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11208 * combine.c (make_compound_operation): Take known zero bits into
11209 account when checking for possible zero_extend.
11211 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11213 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11214 Use const_int_operand for operand 2 predicate. Simplify expand code
11217 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11219 PR middle-end/71279
11220 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11223 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11225 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11226 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11227 that returns CC_SESWPmode and CC_ZESWPmode.
11228 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11230 (aarch64_rtx_costs): Likewise.
11232 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11234 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11235 for ISA 3.0 min/max support.
11236 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11237 conditional move support.
11238 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11239 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11241 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11242 conditional moves where the comparison type is different from move
11244 (fp_minmax): New code iterator for smin/smax.
11245 (minmax): New code attributes for min/max.
11246 (SMINMAX): Likewise.
11247 (smax<mode>3): Combine min, max insns into one insn using the
11248 fp_minmax code iterator. Add support for ISA 3.0 min/max
11249 instructions that don't need -ffast-math.
11250 (s<minmax><mode>3): Likewise.
11251 (smax<mode>3_vsx): Likewise.
11252 (smin<mode>3): Likewise.
11253 (s<minmax><mode>3_vsx): Likewise.
11254 (smin<mode>3_vsx): Likewise.
11255 (pre-VSX min/max splitters): Likewise.
11256 (s<minmax><mode>3_fpr): Likewise.
11257 (movsfcc): Rewrite floating point conditional moves to combine
11258 SFmode/DFmode into a single insn.
11259 (mov<mode>cc): Likewise.
11260 (movdfcc): Likewise.
11261 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11262 SFDF2 iterators to handle all combinations.
11263 (fseldfsf4): Likewise.
11264 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11265 (fseldfdf4): Likewise.
11266 (fselsfdf4): Likewise.
11267 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11268 comparison instructions that set a 0/-1 mask, and use it for
11269 floating point conditional move via XXSEL.
11270 (fpmask<mode>): Likewise.
11271 (xxsel<mode>): Likewise.
11272 * config/rs6000/predicates.md (min_max_operator): Delete, no
11274 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11275 instructions that generate a 0/-1 mask for use with XXSEL.
11276 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11277 say whether floating point min/max is available, either through
11278 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11279 (TARGET_MINMAX_DF): Likewise.
11281 2016-05-27 Alan Modra <amodra@gmail.com>
11283 PR rtl-optimization/71275
11284 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11285 for update_equiv_regs and combine_and_move_insns.
11287 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11289 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11290 if_then_else or cond RTXes to calculate attribute value.
11291 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11292 <attr "length_immediate>: Ditto.
11293 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11294 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11295 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11296 <attr "type">: Ditto.
11297 <attr "prefix_data16">: Ditto.
11298 <attr "prefix_extra">: Ditto.
11299 <attr "length_immediate">: Ditto.
11300 <attr "prefix">: Ditto.
11301 (vec_set<mode>_0) <attr "isa">: Ditto.
11302 <attr "prefix_extra">: Ditto.
11303 <attr "length_immediate">: Ditto.
11304 <attr "prefix">: Ditto.
11305 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11306 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11307 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11308 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11309 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11310 <attr "length_immediate">: Ditto.
11311 <attr "prefix">: Ditto.
11312 (sse2_movsd) <attr "length_immediate">: Ditto.
11313 <attr "prefix">: Ditto.
11314 (vec_concatv2df) <attr "isa">: Ditto.
11315 <attr "prefix">: Ditto.
11316 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11317 (*vec_extractv2di_1) <attr "isa">: Ditto.
11318 <attr "type">: Ditto.
11319 <attr "length_immediate">: Ditto.
11320 <attr "prefix_rex">: Ditto.
11321 <attr "prefix_extra">: Ditto.
11322 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11323 <attr "prefix_extra">: Ditto.
11324 <attr "length_immediate">: Ditto.
11325 (vec_concatv2di) <attr "isa">: Ditto.
11326 <attr "prefix_extra">: Ditto.
11327 <attr "length_immediate">: Ditto.
11328 <attr "prefix">: Ditto.
11330 2016-05-26 Martin Liska <mliska@suse.cz>
11332 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11334 (operator+): Likewise.
11335 (operator-): Likewise.
11336 (comp_cost::operator+=): Likewise.
11337 (comp_cost::operator-=): Likewise.
11338 (comp_cost::operator/=): Likewise.
11339 (comp_cost::operator*=): Likewise.
11340 (operator<): Likewise.
11341 (operator==): Likewise.
11342 (operator<=): Likewise.
11343 (new_cost): Remove.
11344 (infinite_cost_p): Likewise.
11345 (add_costs): Likewise.
11346 (sub_costs): Likewise.
11347 (compare_costs): Likewise.
11348 (set_group_iv_cost): Use the newly introduced functions.
11349 (get_address_cost): Likewise.
11350 (get_shiftadd_cost): Likewise.
11351 (force_expr_to_var_cost): Likewise.
11352 (split_address_cost): Likewise.
11353 (ptr_difference_cost): Likewise.
11354 (difference_cost): Likewise.
11355 (get_computation_cost_at): Likewise.
11356 (determine_group_iv_cost_generic): Likewise.
11357 (determine_group_iv_cost_address): Likewise.
11358 (determine_group_iv_cost_cond): Likewise.
11359 (autoinc_possible_for_pair): Likewise.
11360 (determine_group_iv_costs): Likewise.
11361 (cheaper_cost_pair): Likewise.
11362 (iv_ca_recount_cost): Likewise.
11363 (iv_ca_set_no_cp): Likewise.
11364 (iv_ca_set_cp): Likewise.
11365 (iv_ca_cost): Likewise.
11366 (iv_ca_new): Likewise.
11367 (iv_ca_dump): Likewise.
11368 (iv_ca_narrow): Likewise.
11369 (iv_ca_prune): Likewise.
11370 (iv_ca_replace): Likewise.
11371 (try_add_cand_for): Likewise.
11372 (try_improve_iv_set): Likewise.
11373 (find_optimal_iv_set): Likewise.
11375 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11377 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11378 that internal functions will clobber all caller-saved registers.
11380 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11382 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11383 Return a better case_values_threshold when optimizing.
11385 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11387 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11388 Add ? to integer variant.
11389 (aarch64_combinez_be): Likewise.
11391 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11393 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11394 instead of x constraint.
11395 (vcvtps2ph256<mask_name>): Likewise.
11397 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11398 alternative. Formatting fix.
11400 * config/i386/sse.md
11401 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11403 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11404 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11405 maybe_evex prefix instead of vex.
11406 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11407 EXT_REX_SSE_REG_P (op0) case in the splitter.
11409 2016-05-25 Jeff Law <law@redhat.com>
11411 PR tree-optimization/71272
11412 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11413 Update comments. Add test for empty path.
11415 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11417 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11418 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11419 special case builtin.
11420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11421 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11422 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11423 for __builtin_vec_cmpne.
11425 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11427 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11428 redundant test and bail out if the type of the new operand is not
11429 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11431 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11433 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11434 (x_ix86_target_flags_explicit): Remove.
11435 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11436 x_ix86_target_flags_explicit.
11437 (ix86_function_specific_restore): Ditto.
11439 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11440 H.J. Lu <hongjiu.lu@intel.com>
11443 * common/config/i386/i386-common.c
11444 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11445 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11446 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11447 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11448 (-mgeneral-regs-only): Add new option.
11449 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11450 x87 instructions if only general registers are allowed.
11451 (ix86_target_string): Add ix86_flags argument. Handle additional
11452 flags options through ix86_flags argument. Update all callers.
11453 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11455 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11457 PR rtl-optimization/66940
11458 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11459 decrementing desired_val will not overflow before performing these
11462 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11464 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11465 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11466 * config/i386/i386.c (enum ix86_builtins): Add
11467 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11468 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11469 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11470 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11471 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11472 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11473 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11474 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11475 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11476 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11477 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11478 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11479 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11480 __builtin_ia32_cvtps2dq512_mask.
11481 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11482 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11483 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11484 * config/i386/sse.md
11485 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
11487 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
11488 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
11490 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
11491 (avx512f_vec_pack_sfix_v8df): New define_expand.
11492 (avx512f_roundpd512): Rename to ...
11493 (avx512f_round<castmode>512): ... this. Change iterator.
11494 (avx512f_roundps512_sfix): New define_expand.
11495 (round<mode>2_sfix): Change iterator.
11497 2016-05-25 Nick Clifton <nickc@redhat.com>
11499 * config/msp430/msp430.c (msp430_attr): Produce an error if a
11500 static interrupt handler is detected.
11501 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
11502 default linker script.
11503 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
11504 the low part of a symbolic pointer.
11506 2016-05-25 Richard Biener <rguenther@suse.de>
11508 PR tree-optimization/71261
11509 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
11510 interesting stmt instead of immediate uses when looking
11511 for the use operand to replace.
11513 2016-05-25 Martin Liska <mliska@suse.cz>
11515 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
11517 2016-05-25 Richard Biener <rguenther@suse.de>
11519 PR tree-optimization/71264
11520 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11523 2016-05-25 Martin Liska <mliska@suse.cz>
11525 PR tree-optimization/71239
11526 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
11527 if DECL_SIZE is NULL.
11529 2016-05-25 Richard Biener <rguenther@suse.de>
11531 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
11532 * tree-if-conv.c (pass_data_if_conversion): Use it.
11534 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11536 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
11537 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
11538 * varpool.c (varpool_node::get_availability): Likewise.
11540 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11542 * config/rs6000/altivec.md (VNEG iterator): New iterator for
11543 VNEGW/VNEGD instructions.
11544 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
11545 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
11546 support for ISA 3.0 VNEGW/VNEGD instructions.
11548 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
11550 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
11551 pointers inside OACC_DATA regions.
11552 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
11553 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
11554 (gimplify_adjust_omp_clauses): Fix typo in comment.
11556 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11558 * config/rs6000/altivec.md (VParity): New mode iterator for vector
11559 parity built-in functions.
11560 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
11562 (p9v_parity<mode>2): Likewise.
11563 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
11565 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
11566 (parity<mode>2): ISA 3.0 expander for vector parity.
11567 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
11569 (BU_P9_64BIT_MISC_0): Likewise.
11570 (BU_P9_MISC_0): Likewise.
11571 (BU_P9V_AV_1): Likewise.
11572 (BU_P9V_AV_2): Likewise.
11573 (BU_P9V_AV_3): Likewise.
11574 (BU_P9V_AV_P): Likewise.
11575 (BU_P9V_VSX_1): Likewise.
11576 (BU_P9V_OVERLOAD_1): Likewise.
11577 (BU_P9V_OVERLOAD_2): Likewise.
11578 (BU_P9V_OVERLOAD_3): Likewise.
11579 (VCTZB): Add vector count trailing zeros support.
11583 (VPRTYBD): Add vector parity support.
11584 (VPRTYBQ): Likewise.
11585 (VPRTYBW): Likewise.
11586 (VCTZ): Add overloaded vector count trailing zeros support.
11587 (VPRTYB): Add overloaded vector parity support.
11588 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11589 overloaded vector count trailing zeros and parity instructions.
11590 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
11591 vector parity support.
11592 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
11593 trailing zeros support.
11594 (vec_cntlz): Likewise.
11595 (vec_vctzb): Likewise.
11596 (vec_vctzd): Likewise.
11597 (vec_vctzh): Likewise.
11598 (vec_vctzw): Likewise.
11599 (vec_vprtyb): Add ISA 3.0 vector parity support.
11600 (vec_vprtybd): Likewise.
11601 (vec_vprtybw): Likewise.
11602 (vec_vprtybq): Likewise.
11603 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11604 the ISA 3.0 vector count trailing zeros and vector parity built-in
11607 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11609 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
11610 when there is stmt_to_insert.
11612 2016-05-24 Martin Sebor <msebor@redhat.com>
11615 * tree.h (complete_or_array_type_p): New inline function.
11617 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11619 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
11620 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
11621 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
11623 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
11624 Limit 1st alternative to noavx isa, split 2nd alternative into one
11625 noavx and one avx alternative, use *x and Bm in the former and
11626 x and m in the latter.
11628 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
11629 of sse4 for the first alternative, drop %v from the template
11630 and d operand modifier. Split second alternative into one sse4_noavx
11631 and one avx alternative, use *x instead of *v in the former and v
11632 instead of *v in the latter.
11633 (*sse4_1_extractps): Use noavx isa instead of * for the first
11634 alternative, drop %v from the template. Split second alternative into
11635 one noavx and one avx alternative, use *x instead of *v in the
11636 former and v instead of *v in the latter.
11637 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
11638 with noavx and the last one with avx.
11639 (sse4_1_phminposuw): Guard first alternative with noavx isa,
11640 split the second one into one noavx and one avx alternative,
11641 use *x and Bm in the former and x and m in the latter one.
11642 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
11645 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
11646 first two alternatives to noavx, use *x instead of *v in the second
11647 one, add avx alternative without *.
11648 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
11649 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
11650 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
11652 2016-05-24 Jeff Law <law@redhat.com>
11654 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
11655 New function, extracted from...
11656 (fsm_find_control_statement_thread_paths): Here. Use the new function.
11657 Allow simple copies and constant initializations in the SSA chain.
11659 2016-05-24 Marek Polacek <polacek@redhat.com>
11662 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
11665 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11668 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
11669 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
11670 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
11671 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
11672 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
11674 2016-05-24 Richard Biener <rguenther@suse.de>
11676 PR tree-optimization/71240
11677 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
11680 2016-05-24 Richard Biener <rguenther@suse.de>
11682 PR tree-optimization/71230
11683 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
11685 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11687 * tree-vectorizer.h (vectorizable_comparison): Delete.
11688 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
11689 PURE_SLP_STMT check.
11690 * tree-vect-stmts.c (vectorizable_call): Likewise.
11691 (vectorizable_simd_clone_call): Likewise.
11692 (vectorizable_conversion): Likewise.
11693 (vectorizable_assignment): Likewise.
11694 (vectorizable_shift): Likewise.
11695 (vectorizable_operation): Likewise.
11696 (vectorizable_load): Likewise.
11697 (vectorizable_condition): Likewise.
11698 (vectorizable_store): Likewise. Assert that we don't have
11700 (vectorizable_comparison): Make static. Remove redundant
11701 PURE_SLP_STMT check.
11702 (vect_transform_stmt): Assert that we always have an slp_node
11705 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11707 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
11708 operands[2] against 1 with comparison against CONST1_RTX.
11709 (<shift>di3_neon): Likewise.
11710 * config/arm/predicates.md (const0_operand): Replace with comparison
11711 against CONST0_RTX.
11713 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11715 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
11716 operands[2] against 1 with comparison against CONST1_RTX.
11717 (ashrdi3): Likewise.
11718 (lshrdi3): Likewise.
11719 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
11721 (ashrsi3): Likewise.
11722 (lshrsi3): Likewise.
11723 (rotrsi3): Likewise.
11724 (define_split above *compareqi_eq0): Likewise.
11725 (define_split above "prologue"): Likewise.
11726 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
11727 * config/arm/predicates.md (shift_operator): Likewise.
11728 (shift_nomul_operator): Likewise.
11729 (sat_shift_operator): Likewise.
11730 (thumb1_cmp_operand): Likewise.
11731 (const_neon_scalar_shift_amount_operand): Replace manual range
11732 check with IN_RANGE.
11733 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
11734 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
11736 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11738 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
11739 with HOST_WIDE_INT_1.
11741 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
11742 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
11743 (arm_canonicalize_comparison): Likewise.
11744 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
11746 (thumb1_size_rtx_costs): Likewise.
11747 (vfp_const_double_index): Replace cast of 1 to unsigned
11748 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11749 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
11751 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
11752 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11753 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
11754 HOST_WIDE_INT with HOST_WIDE_INT_1.
11756 2016-05-24 Marek Polacek <polacek@redhat.com>
11758 * tree-cfg.h (should_remove_lhs_p): New predicate.
11759 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
11760 * gimplify.c (gimplify_modify_expr): Likewise.
11761 * tree-cfg.c (verify_gimple_call): Likewise.
11762 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
11763 * gimple-fold.c: Include "tree-cfg.h".
11764 (gimple_fold_call): Use should_remove_lhs_p.
11766 2016-05-24 Richard Biener <rguenther@suse.de>
11768 PR tree-optimization/71253
11769 * cfganal.h (control_dependences): Make robust against edge
11771 (control_dependences::control_dependences): Remove edge_list argument.
11772 (control_dependences::get_edge): Remove.
11773 (control_dependences::get_edge_src): Add.
11774 (control_dependences::get_edge_dest): Likewise.
11775 (control_dependences::m_el): Make a vector of edge src/dest index.
11776 * cfganal.c (control_dependences::find_control_dependence): Adjust.
11777 (control_dependences::control_dependences): Likewise.
11778 (control_dependences::~control_dependence): Likewise.
11779 (control_dependences::get_edge): Remove.
11780 (control_dependences::get_edge_src): Add.
11781 (control_dependences::get_edge_dest): Likewise.
11782 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
11784 (perform_tree_ssa_dce): Adjust.
11785 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
11787 (pass_loop_distribution::execute): Adjust. Do loop destroying
11788 conditional on changed.
11790 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11793 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
11794 return. Reindent transformation comment and mention the ARM state
11797 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11799 PR middle-end/71252
11800 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
11801 after build_and_add_sum creates new use stmt.
11803 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11805 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
11806 load_lanes/grouped_load classification comes first. Don't check
11807 whether the vectorization factor is a multiple of the group size
11810 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11812 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
11813 GROUP_GAP for single-element interleaving.
11814 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
11817 2016-05-24 Richard Biener <rguenther@suse.de>
11819 PR middle-end/70434
11821 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
11822 bases which are accessed with non-invariant indices.
11823 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
11824 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
11826 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11828 PR middle-end/71170
11829 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
11830 (add_to_ops_vec): Add stmt_to_insert.
11831 (add_repeat_to_ops_vec): Init stmt_to_insert.
11832 (insert_stmt_before_use): New.
11833 (transform_add_to_multiply): Remove mult_stmt insertion and add it
11835 (get_ops): Init stmt_to_insert.
11836 (maybe_optimize_range_tests): Likewise.
11837 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
11838 (rewrite_expr_tree_parallel): Likewise.
11839 (reassociate_bb): Likewise.
11841 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11844 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
11845 ISA 3.0 xxperm fusion alternative.
11846 (altivec_vperm_v8hiv16qi): Likewise.
11847 (altivec_vperm_<mode>_uns_internal): Likewise.
11848 (vperm_v8hiv4si): Likewise.
11849 (vperm_v16qiv8hi): Likewise.
11851 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11852 Kelvin Nilsen <kelvin@gcc.gnu.org>
11854 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
11855 vpermr/xxpermr on ISA 3.0.
11856 (altivec_expand_vec_perm_le): Likewise.
11857 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
11858 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
11861 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
11863 * config/i386/i386.h (IS_STACK_MODE): Enable for
11864 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
11865 SSE_FLOAT_MODE_P macros.
11866 * config/i386/i386.c (ix86_preferred_reload_class): Use
11867 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
11868 Cleanup regclass processing for CONST_DOUBLE_P.
11869 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
11870 (ix86_rtx_costs): Remove redundant TARGET_80387 check
11871 with IS_STACK_MODE macro.
11872 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
11874 (*movdf_internal): Use IS_STACK_MODE macro.
11875 (*movsf_internal): Ditto.
11877 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
11879 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
11880 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
11882 2016-05-23 Jeff Law <law@redhat.com>
11884 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
11886 (fsm_find_control_statement_thread_paths): Call it.
11888 2016-05-23 Martin Jambor <mjambor@suse.cz>
11891 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
11892 from_global_constant if t is not NULL.
11894 2016-05-23 Marek Polacek <polacek@redhat.com>
11897 * common.opt (Wswitch-unreachable): New option.
11898 * doc/invoke.texi: Document -Wswitch-unreachable.
11899 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
11902 2016-05-23 Bin Cheng <bin.cheng@arm.com>
11904 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
11905 TMR_INDEX is non-NULL.
11907 2016-05-23 Richard Biener <rguenther@suse.de>
11909 PR tree-optimization/71230
11910 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
11911 (try_special_add_to_ops): ... here. Always test for single-use.
11913 2016-05-23 Martin Jambor <mjambor@suse.cz>
11915 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
11916 default block if a PHI node in the original one would be resized.
11918 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11920 PR tree-optimization/58135
11921 * tree-vect-slp.c: When group size is not multiple
11922 of vector size, allow splitting of store group at
11925 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
11927 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
11929 2016-05-22 Jakub Jelinek <jakub@redhat.com>
11931 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11932 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
11933 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
11936 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
11937 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
11938 v constraint instead of x and vinserti32x4 insn.
11940 * config/i386/sse.md (i128vldq): New mode iterator.
11941 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
11942 avx512dq and avx512vl alternatives.
11944 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
11945 constraint, use maybe_evex prefix instead of vex.
11946 (vec_dupv4sf): Use v constraint instead of x for output
11947 operand except for noavx alternative, use Yv constraint
11948 instead of x for input. Use maybe_evex prefix instead of vex.
11949 (*vec_dupv4si): Likewise.
11950 (*vec_dupv2di): Likewise.
11952 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11954 PR middle-end/40921
11955 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
11956 (linearize_expr_tree): Call try_special_add_to_ops.
11957 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
11959 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11961 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
11962 to computed stack_usage.
11964 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11967 * config/avr/avr.md (define_expand "mov<mode>"): If the source
11968 operand is subreg (symbol_ref) then move the symbol ref to register.
11970 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
11972 * tree.c (array_at_struct_end_p): Look through MEM_REF.
11974 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11976 PR middle-end/71179
11977 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
11980 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11982 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
11983 ranges by calling get_single_symbol and tidy up. Look more closely
11984 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
11986 2016-05-20 Jeff Law <law@redhat.com>
11988 * bitmap.c (bitmap_find_bit): Remove useless test.
11990 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
11992 * function.c (thread_prologue_and_epilogue_insns): Commit the
11993 insertion of the epilogue.
11995 2016-05-20 Martin Jambor <mjambor@suse.cz>
11997 PR tree-optimization/70884
11998 * tree-sra.c (initialize_constant_pool_replacements): Do not check
11999 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12000 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12001 of constant pool data as a reason for scalarization.
12003 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12005 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12006 for naked functions.
12007 (thumb1_expand_prologue): Likewise.
12009 2016-05-20 Nathan Sidwell <nathan@acm.org>
12011 * config/nvptx/nptx.c (nvptx_option_override): Only set
12012 flag_toplevel_reorder, if not explicitly specified. Set
12013 flag_no_common, unless explicitly specified.
12015 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12017 * calls.c (can_implement_as_sibling_call_p): Mark param
12018 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12020 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12022 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12023 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12024 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12026 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12027 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12028 and CASE_CONST_ANY.
12030 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12032 * config/nvptx/nvptx.md (sincossf3): New pattern.
12034 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12036 * calls.c (maybe_complain_about_tail_call): New function.
12037 (initialize_argument_information): Call
12038 maybe_complain_about_tail_call when clearing *may_tailcall.
12039 (can_implement_as_sibling_call_p): Call
12040 maybe_complain_about_tail_call when returning false.
12041 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12042 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12043 if tail-call optimization fails.
12044 * cfgexpand.c (expand_call_stmt): Initialize
12045 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12046 * gimple-pretty-print.c (dump_gimple_call): Dump
12047 gimple_call_must_tail_p.
12048 * gimple.c (gimple_build_call_from_tree): Call
12049 gimple_call_set_must_tail with the value of
12050 CALL_EXPR_MUST_TAIL_CALL.
12051 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12052 (gimple_call_set_must_tail): New function.
12053 (gimple_call_must_tail_p): New function.
12054 * print-tree.c (print_node): Update printing of TREE_STATIC
12055 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12056 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12057 trailing comment listing applicable flags.
12058 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12060 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12062 * calls.c (expand_call): Move "Rest of purposes for tail call
12063 optimizations to fail" to...
12064 (can_implement_as_sibling_call_p): ...this new function, and
12065 split into multiple "if" statements.
12067 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12069 * cfgloop.h (expected_loop_iterations_unbounded,
12070 expected_loop_iterations): Unconstify.
12071 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12072 profile with known upper bound; return 3 when profile is absent.
12073 (expected_loop_iterations): Update.
12075 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12077 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12078 and get_max_loop_iterations_int.
12080 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12082 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12083 realistic upper bounds here.
12085 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12088 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12089 calls if the LHS is variable length or has addressable type.
12090 If targets[0]->decl is a noreturn call with void return type and
12091 zero arguments, adjust fntype and remove lhs in that case.
12093 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12095 PR tree-optimization/71079
12096 PR tree-optimization/71206
12097 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12099 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12101 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12102 (get_vec_alignment_for_array_decl): Likewise.
12103 (get_vec_alignment_for_record_decl): Likewise.
12104 (increase_alignment::execute): Move code to find alignment to
12105 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12106 (type_align_map): New hash_map.
12108 2016-05-20 Richard Guenther <rguenther@suse.de>
12110 PR tree-optimization/29756
12111 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12112 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12113 * fold-const.c (operand_equal_p): Likewise.
12114 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12115 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12116 * tree-inline.c (estimate_operator_cost): Likewise.
12117 * tree-pretty-print.c (dump_generic_node): Likewise.
12118 * tree-ssa-operands.c (get_expr_operands): Likewise.
12119 * cfgexpand.c (expand_debug_expr): Likewise.
12120 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12121 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12122 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12123 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12124 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12125 (execute_update_addresses_taken): Do it.
12127 2016-05-20 Richard Biener <rguenther@suse.de>
12129 PR tree-optimization/71185
12130 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12131 register operations.
12133 2016-05-20 Richard Biener <rguenther@suse.de>
12135 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12136 gimple_seq_add_seq_without_update.
12137 (release_bb_predicate): Assert we have no operands to free.
12138 (if_convertible_loop_p_1): Calculate post dominators later.
12139 Do not free BB predicates here.
12140 (combine_blocks): Do not recompute BB predicates.
12141 (version_loop_for_if_conversion): Save BB predicates around
12144 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12146 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12147 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12148 code. Ignore sibcalls on EDGE_IGNORE edges.
12149 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12150 on edges for sibcalls that run without prologue. The rest of the
12151 function is combined from...
12152 (fix_fake_fallthrough_edge): ... this, and ...
12153 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12154 function argument, make it a local variable.
12156 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12158 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12159 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12160 for 32-bit mode and SEH for 64-bit.
12161 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12162 TARGET_64BIT_DEFAULT.
12164 2016-05-19 Ryan Burn <contact@rnburn.com>
12166 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12167 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12169 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12171 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12172 force pending loads from memory.
12174 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12176 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12177 (UNSPEC_DARN_32): New unspec constant.
12178 (UNSPEC_DARN_RAW): New unspec constant.
12179 (darn_32): New instruction.
12180 (darn_raw): New instruction.
12181 (darn): New instruction.
12182 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12183 support and documentation for this macro.
12184 (BU_P9_MISC_1): New macro definition.
12185 (BU_P9_64BIT_MISC_0): New macro definition.
12186 (BU_P9_MISC_0): New macro definition.
12187 (darn_32): New builtin definition.
12188 (darn_raw): New builtin definition.
12189 (darn): New builtin definition.
12190 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12191 RS6000_BUILTIN_0 directives to surround each occurrence of
12192 #include "rs6000-builtin.def".
12193 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12194 RS6000_BTM_64BIT flags to the returned mask, depending on
12196 (def_builtin): Correct an error in the assignments made to the
12197 debugging variable attr_string.
12198 (rs6000_expand_builtin): Add support for no-operand built-in
12200 (builtin_function_type): Remove fatal_error assertion that is no
12202 (rs6000_common_init_builtins): Add support for no-operand built-in
12204 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12206 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12208 (RS6000_BTM_64BIT): New macro definition.
12209 * doc/extend.texi: Document __builtin_darn (void),
12210 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12213 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12215 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12216 max_loop_iterations_int.
12218 2016-05-19 Marek Polacek <polacek@redhat.com>
12220 PR tree-optimization/71031
12221 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12222 condition and adjust the code a bit.
12224 2016-05-19 Martin Liska <mliska@suse.cz>
12226 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12227 auto_vec instead of vec.
12229 2016-05-19 Martin Liska <mliska@suse.cz>
12231 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12233 2016-05-19 Martin Liska <mliska@suse.cz>
12235 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12237 2016-05-19 Martin Liska <mliska@suse.cz>
12239 * ipa-pure-const.c (set_function_state): Remove an existing
12241 (remove_node_data): Do not free it as it's released
12242 in set_function_state.
12244 2016-05-19 Martin Liska <mliska@suse.cz>
12246 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12249 2016-05-19 Martin Liska <mliska@suse.cz>
12251 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12253 2016-05-19 Martin Liska <mliska@suse.cz>
12255 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12256 an auto_vec instead of re-creating it.
12258 2016-05-19 Martin Liska <mliska@suse.cz>
12260 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12261 auto_vec instead of vec.
12263 2016-05-19 Martin Liska <mliska@suse.cz>
12265 * lto-section-in.c (lto_get_section_data): Call
12266 lto_check_version with additional argument.
12267 * lto-streamer.c (lto_check_version): Add new argument.
12268 * lto-streamer.h (lto_check_version): Likewise.
12270 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12272 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12273 Don't add cost of inner memory when handling sign-extended loads.
12275 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12277 PR rtl-optimization/71148
12278 * cse.c (cse_main): Free dominance info.
12279 (rest_of_handle_cse): Don't free dominance info.
12280 (rest_of_handle_cse2): Likewise.
12281 (rest_of_handle_cse_after_global_opts): Likewise.
12283 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12286 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12287 NULL_TREE early if NEON is not available. Remove now redundant check
12288 in ARM_CHECK_BUILTIN_MODE.
12290 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12293 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12294 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12295 * doc/cpp.texi: Document new macros.
12297 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12299 PR tree-optimization/69848
12300 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12301 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12303 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12305 * function.c (thread_prologue_and_epilogue_insn): Move the
12306 "goto epilogue_done" one block later.
12308 2016-05-19 Richard Biener <rguenther@suse.de>
12310 PR tree-optimization/70729
12311 * passes.def: Move LIM pass before PRE. Remove no longer
12312 required copyprop and move first DCE out of the loop pipeline.
12314 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12317 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12318 (OBJS-libcommon-target): ...here.
12319 * opts-common.c: Include spellcheck.h.
12320 (cmdline_handle_error): Build a vec of valid options and use it
12321 to suggest provide hints for misspelled arguments.
12323 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12326 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12327 lhs if it has TREE_ADDRESSABLE type.
12329 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12332 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12333 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12335 2016-05-18 Martin Jambor <mjambor@suse.cz>
12338 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12339 input for NOP_EXPR pass-through functions.
12340 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12341 aggregate global constant VAR_DECLs in constant jump functions.
12343 2016-05-18 Martin Jambor <mjambor@suse.cz>
12346 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12347 from TREE_READONLY parameters.
12349 2016-05-18 Martin Jambor <mjambor@suse.cz>
12352 * cgraph.h (cgraph_indirect_call_info): New field
12353 guaranteed_unmodified.
12354 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12355 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12357 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12358 pass the parameter value to ipa_find_agg_cst_for_param.
12359 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12360 guaranteed_unmodified, store AA results there instead of bailing out
12362 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12363 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12364 (find_constructor_constant_at_offset): New function.
12365 (ipa_find_agg_cst_from_init): Likewise.
12366 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12367 static initializers of contants, report back through a new paameter
12368 from_global_constant if that was the case.
12369 (try_make_edge_direct_simple_call): Also pass parameter value to
12370 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12372 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12373 (ipa_read_indirect_edge_info): Likewise.
12374 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12375 (ipa_load_from_parm_agg): Likewise.
12377 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12379 PR rtl-optimization/71150
12380 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12383 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12386 * config/rs6000/constraints.md (wE constraint): New constraint
12387 for a vector constant that can be loaded with XXSPLTIB.
12388 (wM constraint): New constraint for a vector constant of a 1's.
12389 (wS constraint): New constraint for a vector constant that can be
12390 loaded with XXSPLTIB and a vector sign extend instruction.
12391 * config/rs6000/predicates.md (xxspltib_constant_split): New
12392 predicates for wE/wS constraints.
12393 (xxspltib_constant_nosplit): Likewise.
12394 (easy_vector_constant): Add support for constants that can be
12395 loaded via XXSPLTIB.
12396 (all_ones_constant): New predicate for vector constant with all
12398 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12399 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12400 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12401 instruction and possibly with a sign extension.
12402 (output_vec_const_move): Add support for XXSPLTIB. If we are
12403 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12404 instead of XXLXOR/XXLORC.
12405 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12407 (rs6000_legitimize_reload_address): Likewise.
12408 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12410 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12411 combine VSX_M and VSX_M2 into one iterator.
12412 (VSX_M2): Likewise.
12413 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12414 (VSINT_842): Likewise.
12415 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12416 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12417 XXSPLTIB instruction.
12418 (xxspltib_<mode>_nosplit): Likewise.
12419 (xxspltib_<mode>_split): New insn to load up constants with
12420 XXSPLTIB and a sign extend instruction.
12421 (vsx_mov<mode>): Replace single move that handled all vector types
12422 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12423 moves (when -mvsx-timode is in effect) into the main vector
12424 moves. Eliminate separate moves for <VSr> <VSa>, where the
12425 preferred register class (<VSr>) is listed first, and the
12426 secondary register class (<VSa>) is listed second with a '?' to
12427 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12428 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12429 that if the register was involved in a slow operation, the
12430 clear/set operation does not wait for the slow operation to
12431 finish. Adjust the length attributes for 32-bit mode. Use
12432 rs6000_output_move_128bit and drop the use of the string
12433 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12434 spacing so that the alternatives and attributes don't generate
12435 long lines, and put things in columns, so that it is easier to
12436 match up the operands and attributes with the insn alternatives.
12437 (vsx_mov<mode>_64bit): Likewise.
12438 (vsx_mov<mode>_32bit): Likewise.
12439 (vsx_movti_64bit): Fold movti into normal vector moves.
12440 (vsx_movti_32bit): Likewise.
12441 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12442 splat instructions.
12443 (vsx_splat_v4si_internal): Likewise.
12444 (vsx_splat_v4sf_internal): Likewise.
12445 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12446 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12447 extend vector elements.
12448 (vsx_sign_extend_hi_<mode>): Likewise.
12449 (vsx_sign_extend_si_v2di): Likewise.
12450 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12452 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12453 constraints. Add trailing period to wL documentation.
12455 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12457 PR middle-end/71020
12458 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12459 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12460 * tree-call-cdce.c: Include tree-dfa.h.
12461 (can_guard_call_p): New function, extracted from...
12462 (can_use_internal_fn): ...here.
12463 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12465 (shrink_wrap_one_built_in_call): Likewise.
12466 (use_internal_fn): Likewise.
12467 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12468 and return void. Call replace_abnormal_ssa_names.
12469 (pass_call_cdce::execute): Check can_guard_call_p during the
12470 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12471 will always change something.
12473 2016-05-18 Martin Jambor <mjambor@suse.cz>
12476 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12477 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12479 2016-05-18 Martin Jambor <mjambor@suse.cz>
12482 * ipa-inline.h (condition): New field size.
12483 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12484 for comaprison and store it into the new condition.
12485 (evaluate_conditions_for_known_args): Use condition size to check
12486 access sizes for all but CHANGED conditions.
12487 (unmodified_parm_1): New parameter size_p, store access size into it.
12488 (unmodified_parm): Likewise.
12489 (unmodified_parm_or_parm_agg_item): Likewise.
12490 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
12491 (set_cond_stmt_execution_predicate): Extract access sizes and store
12492 them to conditions.
12493 (set_switch_stmt_execution_predicate): Likewise.
12494 (will_be_nonconstant_expr_predicate): Likewise.
12495 (will_be_nonconstant_predicate): Likewise.
12496 (inline_read_section): Stream condition size.
12497 (inline_write_summary): Likewise.
12499 2016-05-18 Richard Biener <rguenther@suse.de>
12501 * tree-ssa-loop-im.c (determine_max_movement): Properly add
12502 condition cost to PHI cost instead of total_cost.
12504 2016-05-18 Martin Liska <mliska@suse.cz>
12507 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
12510 2016-05-18 Richard Biener <rguenther@suse.de>
12512 * lto-streamer.h (LTO_major_version): Bump to 6.
12514 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12516 * function.c (make_split_prologue_seq, make_prologue_seq,
12517 make_epilogue_seq): New functions, factored out from...
12518 (thread_prologue_and_epilogue_insns): Here.
12520 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12522 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
12523 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
12524 of before. Add a comment.
12526 2016-05-18 Bin Cheng <bin.cheng@arm.com>
12528 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
12529 expression pointer, not pointer to the pointer.
12531 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12533 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
12534 (avx2_pbroadcast<mode>): Add another alternative with v instead
12535 of x constraints in it, using <pbroadcast_evex_isa> isa.
12536 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
12538 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
12539 constraint x instead of v in second alternative, add avx512bw
12542 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
12543 constraint x instead of v in second alternative, add avx512bw
12546 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
12547 constraint x instead of v in second alternative, add avx512bw
12550 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
12551 avx512bw alternative.
12553 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12555 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
12556 array to 128 chars.
12557 (define_insn "*andnottf3"): Ditto.
12558 (define_insn "*<code><mode>3"/any_logic): Ditto.
12559 (define_insn "*<code>tf3"/any_logic): Ditto.
12560 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
12561 operand to block AVX-512VL insn variant emit when it is not enabled.
12563 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12565 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
12566 constraint fot SF mode.
12568 2016-05-18 Petr Murzin <petr.murzin@intel.com>
12569 Kirill Yukhin <kirill.yukhin@intel.com>
12571 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
12573 (define_insn "rsqrt14<mode>"): Ditto.
12574 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
12575 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
12576 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
12577 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
12578 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
12580 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
12581 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
12582 * config/i386/i386.c (ix86_print_operand): Expand check for size
12583 override codes for Intel syntax.
12585 2016-05-18 Richard Biener <rguenther@suse.de>
12587 PR tree-optimization/71168
12588 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
12589 initialization earlier.
12591 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
12593 * config/aarch64/aarch64-simd.md
12594 (aarch64_reduc_plus_internal<mode>): Rename to...
12595 (reduc_plus_scal): ...This, and remove previous implementation.
12597 2016-05-18 Richard Biener <rguenther@suse.de>
12599 * passes.def: Put late dse and cd_dce in canonical order.
12601 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
12603 * ipa-inline-transform.c (preserve_function_body_p): Look for
12604 first non-thunk clone.
12605 (save_function_body): Save into first non-thunk.
12606 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
12608 (lto_output_node): Inline thunks don't need body in every
12610 * lto-streamer-in.c: Do not fixup thunk clones.
12611 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
12613 * tree-inline.c (copy_bb): Be prepared for target node to be new after
12616 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12618 PR middle-end/63586
12619 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
12620 (reassociate_bb): Call transform_add_to_multiply.
12622 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12624 * config/aarch64/aarch64.c (all_extensions): Removed unused
12627 2016-05-17 Nathan Sidwell <nathan@acm.org>
12629 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
12630 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
12632 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
12634 PR tree-optimization/54579
12635 PR middle-end/55299
12636 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
12638 2016-05-17 Marek Polacek <polacek@redhat.com>
12641 * tree-inline.c (expand_call_inline): Call
12642 maybe_remove_unused_call_args.
12644 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
12646 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
12647 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
12648 * doc/md.texi (fmin@var{m}3): Likewise.
12650 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12652 * match.pd (X & C): New transformation.
12654 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12656 * match.pd (~X & Y): New transformation.
12658 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12660 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
12661 information for new SSA_NAME.
12662 (simplify_conversion_using_ranges): Get range through get_range_info
12663 instead of get_value_range.
12665 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12667 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
12668 Remove inline assembly.
12669 (vmvn_s16): Likewise.
12670 (vmvn_s32): Likewise.
12671 (vmvn_u8): Likewise.
12672 (vmvn_u16): Likewise.
12673 (vmvn_u32): Likewise.
12674 (vmvnq_s8): Likewise.
12675 (vmvnq_s16): Likewise.
12676 (vmvnq_s32): Likewise.
12677 (vmvnq_u8): Likewise.
12678 (vmvnq_u16): Likewise.
12679 (vmvnq_u32): Likewise.
12680 (vmvn_p8): Likewise.
12681 (vmvnq_p16): Likewise.
12683 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12685 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
12687 (vmul_n_s16): Likewise.
12688 (vmul_n_s32): Likewise.
12689 (vmul_n_u16): Likewise.
12690 (vmul_n_u32): Likewise.
12691 (vmulq_n_f32): Likewise.
12692 (vmulq_n_f64): Likewise.
12693 (vmulq_n_s16): Likewise.
12694 (vmulq_n_s32): Likewise.
12695 (vmulq_n_u16): Likewise.
12696 (vmulq_n_u32): Likewise.
12698 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12700 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
12701 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
12703 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12705 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
12706 to *aarch64_fma4_elt_from_dup<mode>.
12707 (*aarch64_fnma4_elt_to_128df): Rename to
12708 *aarch64_fnma4_elt_from_dup<mode>.
12709 * config/aarch64/arm_neon.h (vfma_n_f64): New.
12710 (vfms_n_f32): Likewise.
12711 (vfms_n_f64): Likewise.
12712 (vfmsq_n_f32): Likewise.
12713 (vfmsq_n_f64): Likewise.
12715 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
12717 * wide-int.h: Change fixed_wide_int_storage from class to struct.
12719 2016-05-17 Richard Biener <rguenther@suse.de>
12721 PR tree-optimization/71132
12722 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
12723 Only add control dependences for blocks in the loop.
12724 (build_rdg): Adjust.
12725 (generate_code_for_partition): Return whether loop should
12726 be destroyed and delay that.
12727 (distribute_loop): Likewise.
12728 (pass_loop_distribution::execute): Record loops to be destroyed
12729 and perform delayed destroying of loops.
12731 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12734 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
12736 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12738 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
12740 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
12743 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
12744 insertion point for instructions generated by validize_mem.
12746 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12748 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
12751 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12753 * config/aarch64/aarch64.c
12754 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
12755 rather than a macro.
12757 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12759 * doc/invoke.texi (AArch64 Options): Various updates.
12761 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12763 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
12764 into instrumentation thunks.
12765 * cif-code.def (CIF_CHKP): New.
12767 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
12769 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
12771 2016-05-16 Martin Jambor <mjambor@suse.cz>
12773 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
12774 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
12776 2016-05-16 Marek Polacek <polacek@redhat.com>
12778 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
12781 2016-05-16 Martin Jambor <mjambor@suse.cz>
12784 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
12785 the outlined kernel function.
12787 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
12789 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
12790 (ISA_HAS_DLSA): Ditto.
12792 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12794 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
12796 2016-05-16 Nathan Sidwell <nathan@acm.org>
12798 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
12799 (nvptx_name_replacement): Restore. Add comment.
12800 (write_fn_proto, write_fn_proto_from_insn,
12801 nvptx_output_call_insn): Restore
12802 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
12804 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12806 * config/aarch64/aarch64.md
12807 (add<mode>3_compareC_cconly_imm): Remove use of %w.
12808 (add<mode>3_compareC_imm): Likewise.
12809 (<optab>si3_uxtw): Split into register and immediate variants.
12810 (andsi3_compare0_uxtw): Likewise.
12811 (and<mode>3_compare0): Likewise.
12812 (and<mode>3nr_compare0): Likewise.
12813 (stack_protect_test_<mode>): Don't use %x for memory operands.
12815 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12817 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
12819 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12821 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
12822 Split integer shifts into shift_reg and bfm.
12823 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
12824 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
12825 (ror<mode>3_insn): Likewise.
12826 (<optab>si3_insn_uxtw): Likewise.
12827 (<optab><mode>3_insn): Change to rotate_imm.
12828 (extr<mode>5_insn_alt): Likewise.
12829 (extrsi5_insn_uxtw): Likewise.
12830 (extrsi5_insn_uxtw_alt): Likewise.
12832 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12834 * doc/tm.texi: Regenerate.
12835 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
12836 (TARGET_INVALID_RETURN_TYPE): Remove.
12837 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
12838 TARGET_INVALID_RETURN_TYPE.
12839 * target.def (invalid_parameter_type): Remove.
12840 (invalid_return_type): Remove.
12842 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12844 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
12845 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
12847 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
12849 (preserve_function_body_p): No need to preserve function body
12850 * cif-codes.def (CIF_THUNK): Remove.
12851 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
12853 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12855 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
12857 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12859 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
12862 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12864 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
12865 (inline_small_functions): Do not look for function symbol when
12868 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12870 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
12873 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12874 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12875 Jiong Wang <jiong.wang@arm.com>
12877 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
12878 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
12879 Define __ARM_FP16_ARGS when appropriate.
12880 * config/arm/arm.c (arm_invalid_parameter_type): Remove
12882 (arm_invalid_return_type): Likewise.
12883 (TARGET_INVALID_PARAMETER_TYPE): Remove.
12884 (TARGET_INVALID_RETURN_TYPE): Remove.
12885 (aapcs_vfp_sub_candidate): Allow HFmode.
12886 (aapcs_vfp_allocate): Add comment. Support HFmode.
12887 (aapcs_vfp_allocate_return_reg): Likewise.
12888 (struct aapcs_cp_arg_layout): Slightly reword comments for
12889 is_return_candidate and allocate_return_reg.
12890 (output_mov_vfp): Update assert.
12891 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
12893 (arm_invalid_parameter_type): Remove.
12894 (amr_invalid_return_type): Remove.
12895 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
12896 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
12897 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
12899 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12901 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
12902 * config/aarch64/arch64-protos.h
12903 (aarch64_legitimize_reload_address): Remove.
12904 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
12907 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
12909 * configure.ac: Add ACX_NONCANONICAL_HOST.
12910 * configure: Regenerate.
12911 * Makefile.in: Set host_noncanonical.
12913 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
12916 * config/i386/i386.md (*movtf_internal): Before register allocation,
12917 do not allow FP constants for CM_MEDIUM memory model, allow only
12918 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
12919 (*movxf_internal): Ditto.
12920 (*movdf_internal): Ditto.
12921 (*movsf_internal): Ditto.
12923 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
12925 PR rtl-optimization/67483
12926 * combine.c (make_compound_operation): Don't call extract_left_shift
12927 with negative shift amounts.
12929 2016-05-13 Jakub Jelinek <jakub@redhat.com>
12932 * fold-const.c (fold_checksum_tree): Allow modification
12933 of TYPE_ALIAS_SET during folding.
12935 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
12936 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
12937 (ix86_split_to_parts): Likewise. Fix up formatting.
12939 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
12941 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
12942 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
12945 2016-05-13 Nathan Sidwell <nathan@acm.org>
12947 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
12948 (nvptx_name_replacement): Delete.
12949 (write_fn_proto, write_fn_proto_from_insn,
12950 nvptx_output_call_insn): Remove nvptx_name_replacement call.
12951 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
12952 * langhooks.c (add_builtin_funcction_common): Call
12953 targetm.mangle_decl_assembler_name.
12955 * config/nvptx/nvptx.c (write_fn_proto): Handle
12956 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
12958 2016-05-13 Martin Liska <mliska@suse.cz>
12960 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
12961 and PRIu64 in printf format.
12963 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12965 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
12968 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12970 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12971 Change --param max-completely-peeled-times to
12972 --param max-completely-peel-times in dump file printing.
12974 2016-05-13 Richard Biener <rguenther@suse.de>
12976 PR tree-optimization/42587
12977 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
12978 (find_bswap_or_nop_1): Likewise.
12979 (bswap_replace): Likewise.
12981 2016-05-13 Martin Liska <mliska@suse.cz>
12983 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
12984 Initialize a variable with default value.
12986 2016-05-13 Martin Liska <mliska@suse.cz>
12988 * doc/invoke.texi: Enhance explanation of error recovery
12991 2016-05-13 Martin Liska <mliska@suse.cz>
12993 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
12994 (struct cost_pair): Change inv_expr_id (int) to inv_expr
12995 (iv_inv_expr_ent *).
12996 (struct iv_inv_expr_ent): Comment struct fields.
12997 (sort_iv_inv_expr_ent): New function.
12998 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
12999 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13000 a hash_map between iv_inv_expr_ent and number of usages.
13001 (niter_for_exit): Fix coding style.
13002 (tree_ssa_iv_optimize_init): Use renamed variable.
13003 (determine_base_object): Fix coding style.
13004 (alloc_iv): Likewise.
13005 (find_interesting_uses_outside): Likewise.
13006 (add_candidate_1): Likewise.
13007 (add_standard_iv_candidates): Likewise.
13008 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13009 (prepare_decl_rtl): Fix coding style.
13010 (get_address_cost): Likewise.
13011 (get_shiftadd_cost): Likewise.
13012 (force_expr_to_var_cost): Likewise.
13013 (compare_aff_trees): Likewise.
13014 (get_expr_id): Restructure the function.
13015 (get_loop_invariant_expr_id): Renamed to
13016 get_loop_invariant_expr.
13017 (get_computation_cost_at): Replace usage of inv_expr_id with
13019 (get_computation_cost): Likewise.
13020 (determine_group_iv_cost_generic): Likewise.
13021 (determine_group_iv_cost_address): Likewise.
13022 (iv_period): Fix coding style.
13023 (iv_elimination_compare_lt): Likewise.
13024 (may_eliminate_iv): Likewise.
13025 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13027 (determine_group_iv_costs): Dump invariant expressions.
13028 (iv_ca_recount_cost): Use the newly added hash_map.
13029 (iv_ca_set_remove_invariants): Fix coding style.
13030 (iv_ca_set_add_invariants): Fix coding style.
13031 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13033 (iv_ca_set_cp): Likewise.
13034 (iv_ca_new): Initialize the newly added hash_map and remove
13035 initialization of fields.
13036 (iv_ca_free): Delete the hash_map.
13037 (iv_ca_dump): Dump invariant expressions.
13038 (iv_ca_extend): Fix coding style.
13039 (try_add_cand_for): Likewise.
13040 (create_new_ivs): Dump information about # of avg iterations and
13041 # of used invariant expressions.
13042 (rewrite_use_compare): Fix coding style.
13043 (free_loop_data): Set default value for max_inv_expr_id.
13045 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13047 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13048 returned value cse_cfg_altered computation.
13049 (rest_of_handle_cse2): Likewise.
13050 (rest_of_handle_cse_after_global_opts): Likewise.
13052 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13055 * config/arm/arm.c (arm32_output_mi_thunk): New.
13056 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13057 to split Thumb1 vs TARGET_32BIT functionality.
13058 (arm_thumb1_mi_thunk): New.
13060 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13062 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13065 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13068 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13070 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13072 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13073 (expand_builtin_trap): Emit a regular call.
13074 (set_builtin_user_assembler_name): Remove obsolete cases.
13075 * dse.c (scan_insn): Adjust.
13076 * except.c: Include calls.h.
13077 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13078 emit a regular call to setjmp.
13079 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13080 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13081 (emit_block_move_via_libcall): Delete.
13082 (block_move_fn): Delete.
13083 (init_block_move_fn): Likewise.
13084 (emit_block_move_libcall_fn): Likewise.
13085 (emit_block_op_via_libcall): New function.
13086 (set_storage_via_libcall): Tidy up and use memset builtin.
13087 (block_clear_fn): Delete.
13088 (init_block_clear_fn): Likewise.
13089 (clear_storage_libcall_fn): Likewise.
13090 (expand_assignment): Call emit_block_move_via_libcall.
13091 Do not include gt-expr.h.
13092 * expr.h (emit_block_op_via_libcall): Declare.
13093 (emit_block_copy_via_libcall): New inline function.
13094 (emit_block_move_via_libcall): Likewise.
13095 (emit_block_comp_via_libcall): Likewise.
13096 (block_clear_fn): Delete.
13097 (init_block_move_fn): Likewise.
13098 (init_block_clear_fn): Likewise.
13099 (emit_block_move_via_libcall): Likewise.
13100 (set_storage_via_libcall): Add default parameter value.
13101 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13102 (abort_libfunc): Delete.
13103 (memcpy_libfunc): Likewise.
13104 (memmove_libfunc): Likewise.
13105 (memcmp_libfunc): Likewise.
13106 (memset_libfunc): Likewise.
13107 (setbits_libfunc): Likewise.
13108 (setjmp_libfunc): Likewise.
13109 (longjmp_libfunc): Likewise.
13110 (profile_function_entry_libfunc): Likewise.
13111 (profile_function_exit_libfunc): Likewise.
13112 (gcov_flush_libfunc): Likewise.
13113 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13114 and DECL_VISIBILITY on the declaration.
13115 (init_optabs): Do not initialize obsolete libfuncs.
13116 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13117 * tree-core.h (ECF_RET1): Define.
13118 (ECF_TM_PURE): Adjust.
13119 (ECF_TM_BUILTIN): Likewise.
13120 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13121 (build_common_builtin_nodes): Initialize abort builtin.
13122 Add ECF_RET1 on memcpy, memmove and memset builtins.
13123 Pass final flags for alloca and alloca_with_align builtins.
13124 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13126 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13127 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13128 set_storage_via_libcall and call emit_block_copy_via_libcall.
13130 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13132 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13133 DImode before it is passed to ix86_output_call_operand.
13134 (*call_value_got_x32): Ditto for operand 1.
13136 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13138 PR rtl-optimization/70904
13139 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13140 reload for wide mode.
13142 2016-05-12 Marek Polacek <polacek@redhat.com>
13145 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13146 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13147 * langhooks.h (incomplete_type_error): Likewise.
13148 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13149 parameter, pass it down to incomplete_type_error.
13150 * tree.h (size_in_bytes): New inline overload.
13151 (size_in_bytes_loc): Renamed from size_in_bytes.
13153 2016-05-12 Richard Biener <rguenther@suse.de>
13155 PR tree-optimization/71059
13156 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13157 nary before looking up or entering the expression into the VN
13159 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13160 Make sure to re-use NARYs without result as inserted by
13163 2016-05-12 Richard Biener <rguenther@suse.de>
13165 PR tree-optimization/71062
13166 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13168 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13169 vars_contains_restrict if the var is a restrict tag.
13170 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13171 do not disambiguate pointers against it.
13172 (dump_points_to_solution): Re-structure and adjust for new
13173 vars_contains_restrict flag.
13174 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13176 2016-05-12 Martin Liska <mliska@suse.cz>
13178 * doc/invoke.texi: Explain connection between
13179 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13181 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13183 PR tree-optimization/71006
13184 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13185 consider COND_EXPR as a mask producer.
13187 2016-05-12 Marek Polacek <polacek@redhat.com>
13190 * opts.c (common_handle_option): Detect missing argument for --help^.
13192 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13195 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13196 when popping the PC and within an interrupt handler routine.
13197 Add missing tab to output of "ldmfd".
13198 (output_return_instruction): Output LDMFD with SP update rather
13199 than POP when returning from interrupt handler.
13201 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13203 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13204 TARGET_64BIT && TARGET_AVX512DQ.
13205 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13206 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13207 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13208 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13209 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13210 (*vec_extractv4si_zext): Add avx512dq alternative.
13211 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13212 use v instead of x constraint in other alternatives where possible.
13214 * config/i386/sse.md (sse2_loadld): Use v instead of x
13215 constraint in alternatives 0,1,4.
13217 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13218 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13219 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13222 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13223 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13224 is not emitted unless TARGET_AVX512BW.
13225 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13226 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13227 for the result operand.
13229 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13230 constraint instead of x in avx alternatives. Use maybe_evex instead
13233 * config/i386/constraints.md (Yv): New constraint.
13234 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13235 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13236 * config/i386/i386.md (avx512fvecmode): New mode attr.
13237 (*pushtf): Use v constraint instead of x.
13238 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13239 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13240 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13241 (*absnegtf2_sse): Likewise.
13242 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13243 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13244 avx512f alternatives.
13245 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13247 2016-05-12 Richard Biener <rguenther@suse.de>
13249 PR tree-optimization/71060
13250 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13251 require exact match of DR_BASE_OBJECT but only matching address and
13254 2016-05-12 Richard Biener <rguenther@suse.de>
13256 PR tree-optimization/70986
13257 * cfganal.c: Include cfgloop.h.
13258 (dfs_find_deadend): Prefer to take edges exiting loops.
13260 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13262 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13263 compile and run time.
13265 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13268 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13270 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13272 * config/i386/i386.c (legitimize_pic_address): Use
13273 copy_to_suggested_reg instead of gen_movsi.
13275 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13277 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13278 the code into quad_address_p and call it to share code with
13279 vsx_quad_dform_memory_operand.
13280 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13282 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13283 bit instead of being a separate word. Split -mpower9-dform into
13284 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13285 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13286 for the register class supporting 128-bit quad word memory offsets.
13287 (mode_supports_vsx_dform_quad): Helper function to return if the
13288 register class uses quad word memory offsets.
13289 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13290 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13291 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13292 instructions are enabled, set up the appropriate addr_masks for
13294 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13295 -mpower9-dform-scalar, instead of -mpower9-dform.
13296 (rs6000_option_override_internal): Split -mpower9-dform into two
13297 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13298 -mpower9-dform switch sets or clears both. If we are not using
13299 the LRA register allocator, do not enable -mpower9-dform-vector by
13300 default. If we are using LRA, enable -mpower9-dform-vector and
13301 -mvsx-timode if it is appropriate. Issue a warning if either
13302 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13304 (quad_address_offset_p): New helper function to return if the
13305 offset is legal for quad word memory instructions.
13306 (quad_address_p): New function to determin if GPR or vector
13307 register quad word memory addresses are legal.
13308 (mem_operand_gpr): Validate quad word address offsets.
13309 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13310 d-form (register + offset) instructions.
13311 (offsettable_ok_by_alignment): Likewise.
13312 (rs6000_legitimate_offset_address_p): Likewise.
13313 (legitimate_lo_sum_address_p): Likewise.
13314 (rs6000_legitimize_address): Likewise.
13315 (rs6000_legitimize_reload_address): Add more debug statements for
13317 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13318 d-form instructions.
13319 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13320 d-form instructions. Distinguish different cases in debug
13321 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13322 d-form instructions.
13323 (rs6000_preferred_reload_class): Likewise.
13324 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13325 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13326 of the ISA 2.06 indexed memory instructions.
13327 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13328 use them to save/restore the saved vector registers instead of
13329 using Altivec instructions.
13330 (rs6000_emit_epilogue): Likewise.
13331 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13332 (rs6000_opt_masks): Split -mpower9-dform into
13333 -mpower9-dform-scalar and -mpower9-dform-vector.
13334 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13336 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13337 ISA 3.0 vector indexed memory instructions, and fold the code into
13338 the normal mov<mode> patterns.
13339 (p9_vecstore_<mode>): Likewise.
13340 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13342 (vsx_movti_64bit): Likewise.
13343 (vsx_movti_32bit): Likewise.
13344 * config/rs6000/constraints.md (wO constraint): New constraint for
13345 ISA 3.0 vector d-form support.
13346 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13347 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13348 include -mpower9-dform-vector until we switch over to LRA.
13349 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13350 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13351 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13352 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13353 for -mpower9-dform and -mlra.
13354 * doc/md.texi (wO constraint): Document wO constraint.
13356 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13358 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13359 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13360 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13361 Move handling of non-insn arguments inline into the sole user:
13362 (output_trans_func): ...here.
13363 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13364 in emitted function prototype.
13365 (output_internal_insn_latency_func): Ditto. Simplify.
13366 (output_internal_maximal_insn_latency_func): Ditto. Delete
13367 always-unused argument.
13368 (output_insn_latency_func): Ditto.
13369 (output_maximal_insn_latency_func): Ditto.
13371 2016-05-11 Richard Biener <rguenther@suse.de>
13373 PR tree-optimization/71055
13374 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13375 sth with precision not equal to access size verify we don't chop
13378 2016-05-11 Richard Biener <rguenther@suse.de>
13381 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13382 (dwarf2out_finish): Move retry_incomplete_types call ...
13383 (dwarf2out_early_finish): ... here.
13385 2016-05-11 Richard Biener <rguenther@suse.de>
13387 PR middle-end/71002
13388 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13389 if the langhook insists on it.
13390 * fold-const.c (make_bit_field_ref): Add arg for the original
13391 reference and preserve its alias-set.
13392 (decode_field_reference): Take exp by reference and adjust it
13393 to the original memory reference.
13394 (optimize_bit_field_compare): Adjust callers.
13395 (fold_truth_andor_1): Likewise.
13396 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13398 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13400 PR middle-end/70807
13401 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13402 * cfgrtl.c (delete_insn_and_edges): Likewise.
13403 * config/i386/i386.c (convert_scalars_to_vector): Remove
13405 * cse.c (cse_insn): Compute cse_cfg_altered.
13406 (delete_trivially_dead_insns): Likewise.
13407 (cse_cc_succs): Likewise.
13408 (rest_of_handle_cse): Free dominance info if required.
13409 (rest_of_handle_cse2): Likewise.
13410 (rest_of_handle_cse_after_global_opts): Likewise.
13412 2016-05-11 Alan Modra <amodra@gmail.com>
13414 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13415 abi_v4_pass_in_fpr): New functions.
13416 (rs6000_function_arg_boundary): Exclude complex IBM long double
13417 from 64-bit alignment when ABI_V4.
13418 (rs6000_function_arg, rs6000_function_arg_advance_1,
13419 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13421 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13423 PR rtl-optimization/71028
13424 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13425 jump with just a return in the fallthrough block if the branch
13426 block contains just a return as well.
13428 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13430 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13431 * match.pd ((X & Y) ^ Y): ... this.
13432 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13433 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13435 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13437 * read-md.c (require_char_ws): New function.
13438 (read_string): Simplify using require_char_ws.
13439 (handle_constants): Likewise.
13440 (handle_enum): Likewise.
13441 (handle_file): Likewise.
13442 * read-md.h (require_char_ws): New declaration.
13443 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13444 (read_mapping): Likewise.
13445 (read_rtx_code): Likewise.
13446 (read_nested_rtx): Likewise.
13448 2016-05-10 James Norris <jnorris@codesourcery.com>
13450 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13451 if offloading is enabled and -fopenacc or -fopenmp is specified.
13452 (CRTOFFLOADEND): Likewise.
13453 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13454 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13456 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13458 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13459 gotoff_operand code paths. Use copy_to_suggested_regs and
13460 expand_simple_binop where appropriate. Cleanup.
13462 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13465 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13467 (dimode_scalar_chain::vector_const_cost): New.
13468 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13469 (dimode_scalar_chain::convert_op): Likewise.
13470 (dimode_scalar_chain::convert_insn): Likewise.
13472 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13474 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13475 unary operation, not a binary one.
13477 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13479 PR middle-end/70877
13480 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13481 calls with type casted fndecl.
13483 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13485 PR tree-optimization/70786
13486 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
13487 * calls.c (initialize_argument_information): Bind bounds
13488 with corresponding args passed by reference.
13490 2016-05-10 Jakub Jelinek <jakub@redhat.com>
13493 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
13494 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
13495 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
13498 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13501 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
13502 code for a zero scale factor.
13503 (vsx_xvcvdpuxds_scale): Likewise.
13505 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13507 * diagnostic-show-locus.c (layout::layout): Call show_ruler
13508 if show_ruler_p was set on the context.
13509 (layout::show_ruler): New method.
13510 * diagnostic.h (struct diagnostic_context): Add field
13513 2016-05-10 Richard Biener <rguenther@suse.de>
13515 PR tree-optimization/71039
13516 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
13517 (chk_uses): New function.
13518 (propagate_with_phi): Verify we can safely replicate the lhs of an
13519 aggregate assignment on all incoming edges.
13521 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
13523 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
13525 (rx_atomic_sequence): New class.
13526 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
13527 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
13529 (rx_atomic_sequence::rx_atomic_sequence,
13530 rx_atomic_sequence::~rx_atomic_sequence): New functions.
13531 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
13532 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
13533 CTRLREG_INTB): New constants.
13534 (FETCHOP): New code iterator.
13535 (fethcop_name, fetchop_name2): New iterator code attributes.
13536 (QIHI): New mode iterator.
13537 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
13538 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
13539 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
13541 2016-05-10 Martin Liska <mliska@suse.cz>
13543 * tree-inline.c (remap_dependence_clique): Do not remap
13544 debugging statements.
13546 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13548 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
13549 ("*fixuns_truncdfdi2_z13")
13550 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
13551 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
13552 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
13554 2016-05-10 Richard Biener <rguenther@suse.de>
13556 PR tree-optimization/70497
13557 PR tree-optimization/28367
13558 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
13560 (visit_reference_op_load): ... here.
13561 (vn_reference_lookup_3): Use it to handle subreg-like accesses
13562 with simplified BIT_FIELD_REFs.
13563 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
13564 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
13567 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13569 * dwarf2out.c (add_abstract_origin_attribute): Adjust
13570 documentation comment. For BLOCK nodes, add a
13571 DW_AT_abstract_origin attribute that points to the DIE generated
13572 for the origin BLOCK.
13573 (gen_lexical_block_die): Call add_abstract_origin_attribute for
13574 blocks from inlined functions.
13576 2016-05-10 Alan Modra <amodra@gmail.com>
13579 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
13580 regrename modifying insns saving lr before __morestack call.
13581 * config/rs6000/rs6000.md (split_stack_return): Similarly for
13582 insns restoring lr after __morestack call.
13584 2016-05-09 Jakub Jelinek <jakub@redhat.com>
13586 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
13587 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
13589 * config/i386/sse.md (vec_interleave_high<mode>,
13590 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
13591 <avx512>_vpermt2var<mode>3_maskz): Likewise.
13593 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13595 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
13596 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
13597 parallel reassociation for power8 and forward.
13599 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
13601 * config/i386/i386.md (absneg splitters with general regs): Use
13602 general_reg_operand predicate.
13603 (btsq peephole2): Use x86_64_immediate_operand to check if new
13604 value is suitable for immediate operand. Generate emitted insn
13605 using RTL expressions.
13606 (btcq peephole2): Ditto.
13607 (btrq peephole2): Ditto. Generate correct immediate operand
13610 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13612 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
13615 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13617 * tree-affine.c (wide_int_constant_multiple_p): Add missing
13618 pointer dereference.
13620 2016-05-09 Richard Biener <rguenther@suse.de>
13622 PR tree-optimization/70985
13623 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
13624 op0 isn't a gimple register.
13626 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
13628 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
13629 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
13630 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
13631 (i6400_fpu_mult): New cpu units.
13632 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
13633 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
13634 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
13635 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
13636 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
13637 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
13638 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
13639 (i6400_msa_long_float4, i6400_msa_long_float5)
13640 (i6400_msa_long_float8, i6400_msa_fdiv_df)
13641 (i6400_msa_fdiv_sf): New reservations.
13642 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
13643 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
13644 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
13645 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
13646 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
13647 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
13648 (msa_short_cmp, msa_short_float2, msa_short_logic3)
13649 (msa_short_store4, msa_long_load, msa_short_store)
13650 (msa_long_logic, msa_long_float2, msa_long_float4)
13651 (msa_long_float5, msa_long_float8, msa_long_mult)
13652 (msa_long_fdiv, msa_long_div): New reservations.
13654 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
13655 Sameera Deshpande <sameera.deshpande@imgtec.com>
13656 Matthew Fortune <matthew.fortune@imgtec.com>
13657 Graham Stott <graham.stott@imgtec.com>
13658 Chao-ying Fu <chao-ying.fu@imgtec.com>
13660 * config.gcc: Add MSA header file for mips*-*-* target.
13661 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
13662 (Ubv8i, Urv8): New constraints.
13663 * config/mips/mips-ftypes.def: Add function types for MSA
13665 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
13666 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
13667 * config/mips/mips-msa.md: New file.
13668 * config/mips/mips-protos.h
13669 (mips_split_128bit_const_insns): New prototype.
13670 (mips_msa_idiv_insns): Likewise.
13671 (mips_split_128bit_move): Likewise.
13672 (mips_split_128bit_move_p): Likewise.
13673 (mips_split_msa_copy_d): Likewise.
13674 (mips_split_msa_insert_d): Likewise.
13675 (mips_split_msa_fill_d): Likewise.
13676 (mips_expand_msa_branch): Likewise.
13677 (mips_const_vector_same_val_p): Likewise.
13678 (mips_const_vector_same_bytes_p): Likewise.
13679 (mips_const_vector_same_int_p): Likewise.
13680 (mips_const_vector_shuffle_set_p): Likewise.
13681 (mips_const_vector_bitimm_set_p): Likewise.
13682 (mips_const_vector_bitimm_clr_p): Likewise.
13683 (mips_msa_vec_parallel_const_half): Likewise.
13684 (mips_msa_output_division): Likewise.
13685 (mips_ldst_scaled_shift): Likewise.
13686 (mips_expand_vec_cond_expr): Likewise.
13687 * config/mips/mips.c (enum mips_builtin_type): Add
13688 MIPS_BUILTIN_MSA_TEST_BRANCH.
13689 (mips_gen_const_int_vector_shuffle): New prototype.
13690 (mips_const_vector_bitimm_set_p): New function.
13691 (mips_const_vector_bitimm_clr_p): Likewise.
13692 (mips_const_vector_same_val_p): Likewise.
13693 (mips_const_vector_same_bytes_p): Likewise.
13694 (mips_const_vector_same_int_p): Likewise.
13695 (mips_const_vector_shuffle_set_p): Likewise.
13696 (mips_symbol_insns): Forbid loading symbols via immediate for
13698 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
13700 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
13702 (mips_lx_address_p): Add support load indexed address for MSA.
13703 (mips_address_insns): Add calculation of instructions needed for
13704 stores and loads for MSA.
13705 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
13706 CONST_VECTOR for MSA and let it fall through.
13707 (mips_ldst_scaled_shift): New function.
13708 (mips_subword_at_byte): Likewise.
13709 (mips_msa_idiv_insns): Likewise.
13710 (mips_legitimize_move): Validate MSA moves.
13711 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
13712 calculation of costs for MSA division.
13713 (mips_split_move_p): Check if MSA moves need splitting.
13714 (mips_split_move): Split MSA moves if necessary.
13715 (mips_split_128bit_move_p): New function.
13716 (mips_split_128bit_move): Likewise.
13717 (mips_split_msa_copy_d): Likewise.
13718 (mips_split_msa_insert_d): Likewise.
13719 (mips_split_msa_fill_d): Likewise.
13720 (mips_output_move): Handle MSA moves.
13721 (mips_expand_msa_branch): New function.
13722 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
13723 Reinstate 'y' modifier.
13724 (mips_file_start): Add MSA .gnu_attribute.
13725 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
13727 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
13728 (mips_class_max_nregs): Add register size for MSA supported mode.
13729 (mips_cannot_change_mode_class): Allow conversion between MSA
13730 vector modes and TImode.
13731 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
13733 (mips_secondary_reload_class): Force MSA loads/stores via memory.
13734 (mips_preferred_simd_mode): Add preffered modes for MSA.
13735 (mips_vector_mode_supported_p): Add MSA supported modes.
13736 (mips_autovectorize_vector_sizes): New function.
13737 (mips_msa_output_division): Likewise.
13738 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
13739 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
13740 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
13741 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
13742 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
13743 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
13744 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
13745 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
13746 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
13747 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
13748 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
13749 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
13750 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
13751 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
13752 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
13753 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
13754 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
13755 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
13756 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
13757 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
13758 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
13759 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
13760 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
13761 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
13762 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
13763 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
13764 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
13765 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
13766 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
13767 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
13768 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
13769 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
13770 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
13771 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
13772 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
13773 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
13774 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
13775 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
13776 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
13777 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
13778 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
13779 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
13780 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
13781 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
13782 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13783 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13784 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13785 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13786 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13787 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13788 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13789 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13790 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
13791 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
13792 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
13793 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
13794 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
13795 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
13796 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
13797 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
13798 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
13799 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
13800 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
13801 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
13802 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
13803 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
13804 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
13805 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
13806 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
13807 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
13808 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
13809 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
13810 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
13811 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
13812 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
13813 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
13814 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
13815 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
13816 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
13817 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
13818 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
13819 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
13820 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
13821 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
13822 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
13823 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
13824 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
13825 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
13826 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
13827 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
13828 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
13829 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
13830 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
13831 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
13832 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
13833 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
13834 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
13835 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
13836 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
13837 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
13838 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
13839 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
13840 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
13841 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
13842 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
13843 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
13844 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
13845 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
13846 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
13847 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
13848 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
13849 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
13850 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
13851 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
13852 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
13853 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
13854 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
13855 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
13856 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
13857 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
13858 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
13859 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
13860 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
13861 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
13862 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
13863 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
13864 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
13865 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
13866 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
13867 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
13868 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
13869 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
13870 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
13871 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
13872 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
13873 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
13874 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
13875 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
13876 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
13877 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
13878 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
13879 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
13880 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
13881 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
13882 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
13883 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
13884 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
13885 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
13886 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
13887 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
13888 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
13890 (mips_get_builtin_decl_index): New array.
13891 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
13892 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
13893 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
13894 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
13895 (mips_init_builtins): Initialize mips_get_builtin_decl_index
13897 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13899 (mips_expand_builtin_insn): Prepare operands for
13900 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
13901 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
13902 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
13903 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
13904 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
13905 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
13906 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
13907 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
13908 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
13909 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
13910 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
13911 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
13912 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
13913 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
13914 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
13915 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
13916 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
13917 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
13918 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
13919 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
13920 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
13921 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
13922 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
13923 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
13924 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
13925 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
13926 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
13927 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
13928 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
13929 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
13930 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
13931 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
13932 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
13933 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
13934 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
13935 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
13936 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
13937 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
13938 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
13939 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
13940 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
13941 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
13942 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
13943 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
13944 These are set implicitly and an error is reported if overridden.
13945 (mips_expand_builtin_msa_test_branch): New function.
13946 (mips_expand_msa_shuffle): Likewise.
13947 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
13948 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
13949 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
13950 (mips_expand_vec_unpack): Add support for MSA.
13951 (mips_expand_vector_init): Likewise.
13952 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
13953 instead of const0_rtx.
13954 (mips_msa_vec_parallel_const_half): New function.
13955 (mips_gen_const_int_vector): Likewise.
13956 (mips_gen_const_int_vector_shuffle): Likewise.
13957 (mips_expand_msa_cmp): Likewise.
13958 (mips_expand_vec_cond_expr): Likewise.
13959 * config/mips/mips.h
13960 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
13961 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
13963 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
13964 (ISA_HAS_MSA): New macro.
13965 (UNITS_PER_MSA_REG): Likewise.
13966 (BITS_PER_MSA_REG): Likewise.
13967 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
13968 (MSA_REG_FIRST): New macro.
13969 (MSA_REG_LAST): Likewise.
13970 (MSA_REG_NUM): Likewise.
13971 (MSA_REG_P): Likewise.
13972 (MSA_REG_RTX_P): Likewise.
13973 (MSA_SUPPORTED_MODE_P): Likewise.
13974 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
13975 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
13976 * config/mips/mips.md: Include mips-msa.md.
13977 (alu_type): Add simd_add.
13978 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
13979 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
13980 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
13981 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
13982 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
13983 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
13984 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
13985 simd_move, simd_load, simd_store. Choose "multi" for moves
13987 (qword_mode): New attribute.
13988 (insn_count): Add instruction count for quad moves.
13989 Increase the count for MIPS SIMD division.
13990 (UNITMODE): Add UNITMODEs for vector types.
13991 (addsub): New code iterator.
13992 * config/mips/mips.opt (mmsa): New option.
13993 * config/mips/msa.h: New file.
13994 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
13996 * config/mips/mti-linux.h: Likewise.
13997 * config/mips/predicates.md
13998 (const_msa_branch_operand): New constraint.
13999 (const_uimm3_operand): Likewise.
14000 (const_uimm4_operand): Likewise.
14001 (const_uimm5_operand): Likewise.
14002 (const_uimm8_operand): Likewise.
14003 (const_imm5_operand): Likewise.
14004 (aq10b_operand): Likewise.
14005 (aq10h_operand): Likewise.
14006 (aq10w_operand): Likewise.
14007 (aq10d_operand): Likewise.
14008 (const_m1_operand): Likewise.
14009 (reg_or_m1_operand): Likewise.
14010 (const_exp_2_operand): Likewise.
14011 (const_exp_4_operand): Likewise.
14012 (const_exp_8_operand): Likewise.
14013 (const_exp_16_operand): Likewise.
14014 (const_vector_same_val_operand): Likewise.
14015 (const_vector_same_simm5_operand): Likewise.
14016 (const_vector_same_uimm5_operand): Likewise.
14017 (const_vector_same_uimm6_operand): Likewise.
14018 (const_vector_same_uimm8_operand): Likewise.
14019 (par_const_vector_shf_set_operand): Likewise.
14020 (reg_or_vector_same_val_operand): Likewise.
14021 (reg_or_vector_same_simm5_operand): Likewise.
14022 (reg_or_vector_same_uimm6_operand): Likewise.
14023 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14025 * doc/invoke.texi (-mmsa): Document new option.
14027 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14029 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14030 * configure: Regenerate.
14031 * config.in: Regenerate.
14032 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14033 on -fvtable-verify.
14034 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14035 (ENDFILE_VTV_SPEC): Define.
14037 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14039 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14040 registers in all interrupt handlers if necessary.
14041 (rl78_option_override): Add warning.
14042 (MUST_SAVE_MDUC_REGISTERS): New macro.
14043 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14044 * config/rl78/rl78.c (check_mduc_usage): New function.
14045 (mduc_regs): New structure to hold MDUC register data.
14046 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14047 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14048 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14049 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14050 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14051 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14053 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14055 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14056 (tree-ssa-loop-niter.h): Ditto.
14057 (idx_within_array_bound, ref_within_array_bound): New functions.
14058 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14059 Factor out check on writable base object to ...
14060 (base_object_writable): ... here.
14062 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14064 * config/arm/arm.md (probe_stack): Add modes to set source
14067 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14069 * regrename.c (base_reg_class_for_rename): New static function.
14070 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14072 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14074 * cgraph.c (thunk_adjust): Export.
14075 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14076 * cgraphunit.c (thunk_adjust): Export.
14077 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14079 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14081 * tree-inline.c (expand_call_inline): Expand thunks inline.
14083 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14086 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14087 (*sse2_vd_cvtss2sd): Ditto.
14088 * config/i386/i386.md
14089 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14090 Generate *sse2_vd_cvtsd2ss pattern.
14091 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14092 Generate *sse2_vd_cvtss2sd pattern.
14094 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14096 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14097 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14100 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14102 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14103 * config/sh/sh.c: Define and declare variables on first use throughout
14105 (current_function_interrupt): Change to bool type.
14106 (frame_insn): Rename to emit_frame_insn and update users.
14107 (push_regs): Use bool for 'interrupt_handler' argument.
14108 (save_schedule_s): Remove.
14109 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14110 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14111 targetm.asm_out.unaligned_op.di.
14112 (gen_far_branch): Remove redundant forward declaration.
14113 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14114 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14115 (sh_set_return_address, sh_function_ok_for_sibcall,
14116 scavenge_reg): Update comments.
14117 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14118 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14119 (sh_attr_renesas_p): Remove unnecessary parentheses.
14120 (branch_dest): Simplify.
14121 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14122 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14123 (CUMULATIVE_ARGS): Change macro to typedef.
14124 (current_function_interrupt): Change to bool type.
14125 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14126 Surround with __cplusplus ifdef.
14127 (sh_compare_op0, sh_compare_op1): Remove.
14128 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14130 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14132 * config/arm/arm.md: (arch): Add neon.
14133 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14134 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14135 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14136 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14137 attributes for alt renumbering. Mark alt 3 as non-predicable.
14138 (thumb2_movdf_vfp): Likewise.
14140 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14142 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14143 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14144 (*andqi_1): Add preferred_for_speed attribute to disparage
14145 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14146 (*<code>qi_1): Ditto.
14147 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14148 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14149 (*ashlqi3_1): Ditto.
14150 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14151 Add preferred_for_size attribute to disparage alternative 0 and
14152 preferred_for_speed attribute to disparage alternative 1 for
14153 TARGET_PARTIAL_REG_STALL targets.
14155 2016-05-07 Tom de Vries <tom@codesourcery.com>
14157 PR tree-optimization/70956
14158 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14161 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14163 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14164 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14165 * config/sh/sh.md (branch_zero): Remove define_attr.
14166 (define_delay): Disable delay slot if branch distance is one insn.
14168 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14170 * config/i386/i386.md (LEAMODE): New mode attribute.
14171 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14172 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14173 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14174 operand 2 predicate.
14175 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14176 (*lea<mode>_general_3): Ditto.
14177 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14179 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14181 * genmddump.c (main): Convert argv from char ** to const char **.
14183 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14185 * coretypes.h (OVERRIDE): New macro.
14186 (FINAL): New macro.
14188 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14190 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14191 allow coalescing if the types are compatible.
14193 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14195 * pass_manager.h (pass_manager::register_pass_name): New method.
14196 (pass_manager::get_pass_by_name): New method.
14197 (pass_manager::create_pass_tab): New method.
14198 (pass_manager::m_name_to_pass_map): New field.
14199 * passes.c (name_to_pass_map): Delete global in favor of field
14200 "m_name_to_pass_map" of pass_manager.
14201 (register_pass_name): Rename from a function to...
14202 (pass_manager::register_pass_name): ...this method, updating
14203 for renaming of global "name_to_pass_map" to field
14204 "m_name_to_pass_map".
14205 (create_pass_tab): Rename from a function to...
14206 (pass_manager::create_pass_tab): ...this method, updating
14207 for renaming of global "name_to_pass_map" to field.
14208 (get_pass_by_name): Rename from a function to...
14209 (pass_manager::get_pass_by_name): ...this method.
14210 (enable_disable_pass): Convert use of get_pass_by_name to
14211 a method call, locating the pass_manager singleton.
14213 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14215 * genattr-common.c (main): Convert argv from char ** to const char **.
14216 * genattr.c (main): Likewise.
14217 * genattrtab.c (main): Likewise.
14218 * genautomata.c (initiate_automaton_gen): Likewise.
14220 * gencodes.c (main): Likewise.
14221 * genconditions.c (main): Likewise.
14222 * genconfig.c (main): Likewise.
14223 * genconstants.c (main): Likewise.
14224 * genemit.c (main): Likewise.
14225 * genenums.c (main): Likewise.
14226 * genextract.c (main): Likewise.
14227 * genflags.c (main): Likewise.
14228 * genmddeps.c (main): Likewise.
14229 * genopinit.c (main): Likewise.
14230 * genoutput.c (main): Likewise.
14231 * genpeep.c (main): Likewise.
14232 * genpreds.c (main): Likewise.
14233 * genrecog.c (main): Likewise.
14234 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14235 (init_rtx_reader_args): Likewise.
14236 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14237 (init_rtx_reader_args): Likewise.
14238 * gentarget-def.c (main): Likewise.
14239 * read-md.c (read_md_files): Likewise.
14240 * read-md.h (read_md_files): Likewise.
14242 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14244 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14245 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14246 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14247 Remove unused predicate.
14248 (register_and_not_fp_reg_operand): Ditto.
14250 2016-05-06 Martin Liska <mliska@suse.cz>
14252 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14253 instead of vec as the vector is local to the function.
14255 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14257 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14258 avx512bw alternative.
14260 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14261 before the ashr<mode>3 pattern.
14263 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14264 v instead of x in vex or maybe_vex alternatives, use
14265 maybe_evex instead of vex in prefix.
14267 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14268 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14269 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14270 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14273 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14274 v instead of x in vex or maybe_vex alternatives, use
14275 maybe_evex instead of vex in prefix.
14277 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14278 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14279 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14280 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14281 alternatives, use maybe_evex instead of vex in prefix.
14283 * config/i386/sse.md (vec_interleave_lowv4sf,
14284 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14285 v instead of x in vex or maybe_vex alternatives, use
14286 maybe_evex instead of vex in prefix.
14288 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14289 v instead of x in vex or maybe_vex alternatives, use
14290 maybe_evex instead of vex in prefix.
14292 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14293 v constraint instead of x.
14295 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14297 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14298 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14301 2016-05-06 Richard Biener <rguenther@suse.de>
14303 PR tree-optimization/70948
14304 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14305 Properly clobber all fields of va_list for __builtin_va_start.
14307 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14310 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14311 loop latch destination.
14313 2016-05-06 Martin Liska <mliska@suse.cz>
14315 * tree-ssa-uninit.c: Apply manual changes
14316 to the GNU coding style.
14317 (prune_uninit_phi_opnds): Rename from
14318 prune_uninit_phi_opnds_in_unrealizable_paths.
14320 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14322 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14323 mspace): Remove deprecated options.
14324 * doc/invoke.texi (SH options): Remove -mspace.
14326 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14328 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14330 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14332 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14333 corresponding combine split pattern.
14335 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14338 * config/sh/predicates.md (long_displacement_mem_operand): New.
14339 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14340 Add movi20, movi20s alternatives. Adjust length attribute for
14342 (movsi_ie): Allow for any FPU. Adjust length attribute for
14344 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14345 attribute for alternatives.
14346 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14347 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14348 length attribute for alternatives.
14350 2016-05-06 Richard Biener <rguenther@suse.de>
14352 PR tree-optimization/70960
14353 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14355 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14358 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14359 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14361 2016-05-06 Marek Polacek <polacek@redhat.com>
14364 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14366 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14369 * config/sh/sh.md (*rotcr): Add another variant.
14371 2016-05-06 Richard Biener <rguenther@suse.de>
14373 PR middle-end/70931
14374 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14376 2016-05-06 Richard Biener <rguenther@suse.de>
14378 PR middle-end/70941
14379 * fold-const.c (split_tree): Always convert to the original type
14382 2016-05-06 Richard Biener <rguenther@suse.de>
14384 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14385 (fwprop_addr): Likewise.
14387 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14392 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14393 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14394 the splitter condition.
14395 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14396 the splitter condition.
14397 (FP float_extend load splitter): Ditto.
14399 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14401 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14402 to REGNO in all peephole2 patterns.
14403 (post-reload splitters): Change true_regnum to REGNO in
14404 post-reload splitters.
14405 (zero_extend splitters): Use general_reg_operand and
14406 nonimmediate_gr_operand predicates.
14408 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14410 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14411 v constraint instead of x.
14413 2016-05-05 Alan Modra <amodra@gmail.com>
14416 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14417 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14418 TARGET_NO_FP_IN_TOC for -mrelocatable.
14419 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14420 TARGET_RELOCATABLE test.
14421 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14422 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14423 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14424 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14425 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14426 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14427 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14428 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14429 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14430 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14432 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14433 (rs6000_stack_info): Likewise.
14434 (rs6000_elf_asm_out_constructor): Likewise.
14435 (rs6000_elf_asm_out_destructor): Likewise.
14436 (rs6000_elf_declare_function_name): Likewise.
14437 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14438 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14441 2016-05-05 Alan Modra <amodra@gmail.com>
14443 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14445 2016-05-05 Alan Modra <amodra@gmail.com>
14447 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14448 out-of-line gpr restore for one or two regs if that would add
14451 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14454 * config/i386/i386.md
14455 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14456 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14457 as operand 0 predicate.
14458 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14460 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14461 Ditto. Emit the pattern using RTX.
14463 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14464 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14465 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14466 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14468 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14469 sse_reg_operand as operand 0 predicate.
14471 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14472 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14473 instead of gen_rtx_REG.
14474 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14477 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14479 * function.c (emit_use_return_register_into_block): Delete.
14480 (gen_return_pattern): Delete.
14481 (emit_return_into_block): Delete.
14482 (active_insn_between): Delete.
14483 (convert_jumps_to_returns): Delete.
14484 (emit_return_for_exit): Delete.
14485 (thread_prologue_and_epilogue_insns): Delete all code dealing with
14486 simple_return for shrink-wrapped blocks.
14487 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
14488 end of blocks that need one.
14489 (get_unconverted_simple_return): Delete.
14490 (convert_to_simple_return): Delete.
14491 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
14492 (convert_to_simple_return): Ditto.
14494 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14496 * cfgcleanup.c (bb_is_just_return): New function.
14497 (try_optimize_cfg): Simplify jumps to return, branches to return,
14498 and branches around return.
14500 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14502 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
14503 branch to a return.
14505 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14509 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
14510 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
14511 assert flags & OEP_HASH_CHECK, instead of asserting it
14512 never happens. Handle TARGET_EXPR.
14513 * fold-const.c (operand_equal_p): For hash verification,
14514 or in OEP_HASH_CHECK into flags.
14516 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
14518 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
14520 (compute_samebase_partition_bases): Fix typo.
14522 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14524 * config/i386/sse.md (vec_interleave_highv8sf,
14525 vec_interleave_lowv8sf, vec_interleave_highv4df,
14526 vec_interleave_lowv4df): Remove constraints from expanders.
14528 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
14530 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14532 * tree-inline.c (expand_call_inline): Fix path dealing with
14533 making lhs of call statement undefined.
14535 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14537 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
14538 Check availability on NODE, too.
14539 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
14540 (cgraph_node::call_for_symbol_and_aliases): Likewise.
14541 (varpool_node::call_for_symbol_and_aliase): Likewise.
14542 * ipa-pure-const.c (add_new_function): Analyze all bodies.
14543 (propagate_pure_const): Propagate across interposable functions, too.
14544 (skip_function_for_local_pure_const): Do not skip interposable bodies
14546 (pass_local_pure_const::execute): Update.
14548 2016-05-04 Marek Polacek <polacek@redhat.com>
14550 * doc/invoke.texi: Document -Wdangling-else.
14552 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14554 * config.gcc: Error out when conflicting multilib is detected. Do not
14555 loop over multilibs since no combination is legal.
14557 2016-05-04 Alan Modra <amodra@gmail.com>
14559 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
14560 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
14561 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14564 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
14566 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
14567 Clean up p5600 comments.
14569 2016-05-04 Richard Biener <rguenther@suse.de>
14571 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
14572 constructor simplifications.
14573 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
14575 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
14577 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
14578 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
14579 result.set_rtx is null instead of aborting.
14580 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
14582 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
14583 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
14584 *mov<mode>_store_postinc): New patterns.
14586 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
14588 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
14589 as commutative. Check both conversions are NOP.
14590 ((A & B) OP (C & B)): Remove.
14592 2016-05-04 Alan Modra <amodra@gmail.com>
14594 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
14596 2016-05-04 Alan Modra <amodra@gmail.com>
14599 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
14600 when cr2,3,4 are all fixed regs.
14602 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
14604 PR rtl-optimization/57193
14605 * opts.c (default_options_table): Revert OPT_frename_registers change.
14606 * doc/invoke.texi (-frename-registers, -O2): Likewise.
14608 2016-05-03 Martin Sebor <msebor@redhat.com>
14611 * builtins.c (fold_builtin_FILE): New function.
14612 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
14613 (fold_builtin_0): Call them.
14614 * gimplify.c (gimplify_call_expr): Remove the handling of
14615 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
14618 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
14619 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
14623 * doc/extend.texi (Function Names as Strings): Update __func__,
14624 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
14627 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14628 Richard Biener <rguenther@suse.de>
14630 PR tree-optimization/70916
14631 * tree-if-conv.c: Include cfganal.h.
14632 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
14633 and remove_fake_exit_edges around the optimization pass.
14635 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
14637 * cgraph.c (symbol_table::create_edge): Set inline_failed.
14638 (cgraph_edge::make_direct): Likewise.
14639 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
14640 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
14641 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
14642 (CIF_THUNK): New code.
14643 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
14644 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
14645 (compute_inline_parameters): Set inline_failed for thunks.
14646 (inline_analyze_function): Cleanup.
14647 * ipa-inline.c (can_inline_edge_p): Do not deal with
14648 call_stmt_cannot_inline_p.
14649 (can_early_inline_edge_p): Likewise.
14650 (early_inliner): Initialize inline_failed.
14651 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
14653 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
14655 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
14656 from nonimm_ssenomem_operand.
14657 (nonimm_ssenomem_operand): New predicate.
14658 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
14659 as operand 0 predicate.
14660 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
14661 Disable unsupported alternatives using "enabled" attribute.
14662 Use register_ssemem_operand as operand 0 predicate.
14663 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
14665 2016-05-03 Marek Polacek <polacek@redhat.com>
14668 * input.c (expansion_point_location): New function.
14669 * input.h (expansion_point_location): Declare.
14671 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
14673 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
14674 occurence with frame_offset_ ones.
14676 2016-05-03 Alan Modra <amodra@gmail.com>
14678 PR rtl-optimization/70890
14679 * ira.c (combine_and_move_insns): When moving def_insn, remove
14680 equivs on use_insn.
14682 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
14684 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
14685 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
14686 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
14687 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
14689 2016-05-03 Alan Modra <amodra@gmail.com>
14691 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
14692 for SAVE_MULTIPLE/STORE_MULTIPLE.
14694 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14696 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
14697 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
14699 2016-05-03 Richard Biener <rguenther@suse.de>
14701 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
14703 (gimplify_arg): Likewise.
14704 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
14705 re-writing the result to a decl if required.
14706 (internal_get_tmp_var): Add allow_ssa parameter
14707 and override into_ssa with it.
14708 (get_formal_tmp_var): Adjust.
14709 (get_initialized_tmp_var): Add allow_ssa parameter.
14710 (gimplify_arg): Add allow_ssa parameter and avoid generating
14711 SSA names for the result false.
14712 (gimplify_call_expr): If the call may return twice do not
14713 gimplify parameters into SSA.
14714 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
14715 (gimplify_modify_expr): Adjust assert. For noreturn calls
14716 with a SSA name LHS adjust its def.
14717 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
14718 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
14719 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
14720 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
14721 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
14722 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
14723 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
14724 (optimize_target_teams): Do not allow SSA names for clause operands.
14725 (gimplify_expr): Likewise for where we mark the result addressable.
14726 * passes.def (pass_init_datastructures): Remove.
14727 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
14728 (rewrite_stmt): Likewise.
14729 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
14730 (replace_locals_op): Replace SSA names.
14731 (copy_gimple_seq_and_replace_locals): Init src_cfun.
14732 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
14733 * cgraph.c (release_function_body): Free CFG annotations only
14734 when we have a CFG. Simplify.
14735 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
14736 force_gimple_operand instead of get_initialized_tmp_var.
14737 * tree-pass.h (make_pass_init_datastructures): Remove.
14738 * tree-ssa.c (execute_init_datastructures): Remove.
14739 (pass_data_init_datastructures): Likewise.
14740 (class pass_init_datastructures): Likewise.
14741 (make_pass_init_datastructures): Likewise.
14742 * omp-low.c (create_omp_child_function): Init SSA data structures.
14743 (grid_expand_target_grid_body): Likewise.
14744 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
14745 name before adding it to names_to_release.
14746 (remove_bb): Always release SSA defs.
14747 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
14748 before dereferencing it.
14749 * cgraphunit.c (init_lowered_empty_function): Always
14750 int SSA data structures.
14751 * tree-ssanames.c (release_defs): Remove assert that we are in
14753 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
14755 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14756 Uros Bizjak <ubizjak@gmail.com>
14758 PR rtl-optimization/70467
14759 * config/i386/predicates.md (x86_64_hilo_int_operand,
14760 x86_64_hilo_general_operand): New predicates.
14761 * config/i386/constraints.md (Wd): New constraint.
14762 * config/i386/i386.md (mode attr di): Use Wd instead of e.
14763 (general_hilo_operand): New mode attr.
14764 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
14765 instead of <general_operand>.
14766 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
14767 x86_64_hilo_general_operand instead of <general_operand>.
14769 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14771 PR tree-optimization/70916
14772 * tree-if-conv.c (constant_or_ssa_name): Removed.
14773 (fold_build_cond_expr): Use is_gimple_val instead of
14774 constant_or_ssa_name.
14776 PR tree-optimization/70916
14777 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
14778 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
14781 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
14782 (optimize_atomic_bit_test_and): New function.
14783 (pass_fold_builtins::execute): Use it.
14784 * optabs.def (atomic_bit_test_and_set_optab,
14785 atomic_bit_test_and_complement_optab,
14786 atomic_bit_test_and_reset_optab): New optabs.
14787 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
14788 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
14789 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
14790 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
14791 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
14792 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
14793 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
14794 * doc/md.texi (atomic_bit_test_and_set@var{mode},
14795 atomic_bit_test_and_complement@var{mode},
14796 atomic_bit_test_and_reset@var{mode}): Document.
14797 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
14798 atomic_bit_test_and_complement<mode>,
14799 atomic_bit_test_and_reset<mode>): New expanders.
14800 (atomic_bit_test_and_set<mode>_1,
14801 atomic_bit_test_and_complement<mode>_1,
14802 atomic_bit_test_and_reset<mode>_1): New insns.
14804 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
14806 PR rtl-optimization/70687
14807 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
14808 instead of unsigned HOST_WIDE_INT.
14810 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
14812 PR rtl-optimization/44281
14813 * hard-reg-set.h (struct target_hard_regs): New field
14814 x_fixed_nonglobal_reg_set.
14815 (fixed_nonglobal_reg_set): New macro.
14816 * reginfo.c (init_reg_sets_1): Initialize it.
14817 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
14819 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
14821 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14823 PR tree-optimization/56541
14824 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
14825 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
14826 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
14827 (any_complicated_phi): new static variable.
14828 (aggressive_if_conv): delete.
14829 (if_convertible_phi_p): support phis with more than two arguments.
14830 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
14831 critical pred edges.
14832 (ifcvt_split_critical_edges): support phis with more than two
14833 arguments by checking new parameter. only split critical edges
14835 (tree_if_conversion): handle simd pragma marked loop using new
14836 local variable aggressive_if_conv. check any_complicated_phi.
14838 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14840 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
14843 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14845 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
14848 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
14850 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
14851 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
14852 define_insn_and_split.
14853 (mulsi3_i): New define_insn_and_split.
14854 (mulsi3_call): Convert to define_insn.
14855 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
14856 Remove constraints.
14858 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14860 * machmode.h (mode_complex): Add support to give the complex mode
14862 (GET_MODE_COMPLEX_MODE): Likewise.
14863 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
14864 stored by build_complex_type and gfc_build_complex_type instead of
14865 trying to figure out the appropriate mode based on the size. Raise
14866 an assertion error, if the type was not set.
14867 * genmodes.c (struct mode_data): Add field for the complex type of
14869 (blank_mode): Likewise.
14870 (make_complex_modes): Remember the complex mode created in the
14872 (emit_mode_complex): Write out the mode_complex array to map a
14873 type mode to the complex version.
14874 (emit_insn_modes_c): Likewise.
14875 * tree.c (build_complex_type): Set the complex type to use before
14876 calling layout_type.
14877 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
14878 support for __float128 complex datatypes.
14879 (rs6000_hard_regno_mode_ok): Likewise.
14880 (rs6000_setup_reg_addr_masks): Likewise.
14881 (rs6000_complex_function_value): Likewise.
14882 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
14883 __float128 and __ibm128 complex.
14884 (FLOAT128_IBM_P): Likewise.
14885 (ALTIVEC_ARG_MAX_RETURN): Likewise.
14886 * doc/extend.texi (Additional Floating Types): Document that
14887 -mfloat128 must be used to enable __float128. Document complex
14888 __float128 and __ibm128 support.
14890 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14893 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
14894 char/short arguments promoted to int because of promote_prototypes.
14896 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14898 * config/i386/predicates.md (register_ssemem_operand): New predicate.
14899 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
14900 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
14901 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
14902 alternatives using "enabled" attribute. Use register_ssemem_operand
14903 as operand 1 predicate.
14904 (*cmpi<unord>xf_i387): Split XFmode pattern from
14905 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
14906 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
14907 *absneg<mode>2_i387. Disable unsupported alternatives using
14908 "enabled" attribute.
14909 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
14911 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14913 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
14915 (oacc_loop_process): Check mask for loop termination.
14917 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14919 * cif-code.def (CIF_THUNK): Add.
14920 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
14923 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14925 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
14926 (dump_inline_summary): Dump it.
14927 (fp_expression_p): New predicate.
14928 (estimate_function_body_sizes): Use it.
14929 (inline_merge_summary): Merge fp_expressions.
14930 (inline_read_section): Read fp_expressions.
14931 (inline_write_summary): Write fp_expressions.
14932 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
14933 codegen boundary if either caller or callee is !fp_expressions.
14934 * ipa-inline.h (inline_summary): Add fp_expressions.
14935 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
14936 to fp_expressions be sure the fp generation flags are updated.
14938 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14940 PR rtl-optimization/70467
14941 * cse.c (cse_insn): Handle no-op MEM moves after folding.
14943 PR rtl-optimization/70467
14944 * ipa-pure-const.c (check_call): Handle internal calls even in
14945 ipa mode like in local mode.
14947 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
14949 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
14951 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14953 * match.pd (X u< X, X u> X): New transformations.
14955 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14957 * flag-types.h (enum warn_strict_overflow_code): Move ...
14958 * coretypes.h: ... here.
14959 * fold-const.h (fold_overflow_warning): Declare.
14960 * fold-const.c (fold_overflow_warning): Make non-static.
14961 (fold_comparison): Move the transformation of X +- C1 CMP C2
14962 into X CMP C2 -+ C1 ...
14963 * match.pd: ... here.
14964 * gimple-fold.c (fold_stmt_1): Protect with
14965 fold_defer_overflow_warnings.
14967 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14969 * omp-low.c (struct oacc_loop): Add 'inner' field.
14970 (new_oacc_loop_raw): Initialize it to zero.
14971 (oacc_loop_fixed_partitions): Initialize it.
14972 (oacc_loop_auto_partitions): Partition outermost loop to outermost
14973 available partitioning.
14975 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14977 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
14979 (umulsidi3): Likewise.
14980 (indirect_jump): Fix jump instruction assembly patterns.
14982 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
14985 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
14986 (nvptx_function_value): Assert non-NULL cfun.
14988 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
14990 PR rtl-optimization/70886
14991 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
14993 * cselib.h (rtx_equal_for_cselib_1): Declare.
14994 (rtx_equal_for_cselib_p: New inline function.
14995 * cselib.c (rtx_equal_for_cselib_p): Delete.
14996 (rtx_equal_for_cselib_1): Make public.
14998 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15000 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15001 (register_mixssei387nonimm_operand): Remove predicate.
15002 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15003 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15004 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15005 for TARGET_MIX_SSE_I387 alternatives.
15006 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15007 Disable unsupported alternatives using "enabled" attribute. Use
15008 nonimm_ssenomem_operand as operand 1 predicate. Also check
15009 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15011 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15013 * tree.c (cst_and_fits_in_hwi): Simplify.
15015 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15017 * tree.h (wi::to_wide): New function.
15018 * expr.c (expand_expr_real_1): Use wi::to_wide.
15019 * fold-const.c (int_const_binop_1): Likewise.
15020 (extract_muldiv_1): Likewise.
15022 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15024 * wide-int.h: Update offset_int and widest_int documentation.
15025 (WI_SIGNED_SHIFT_RESULT): New macro.
15026 (wi::binary_shift): Define signed_shift_result_type for
15027 shifts on offset_int- and widest_int-like types.
15028 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15029 * tree.h (int_bit_position): Use shift operators instead of wi::
15031 * alias.c (adjust_offset_for_component_ref): Likewise.
15032 * expr.c (get_inner_reference): Likewise.
15033 * fold-const.c (fold_comparison): Likewise.
15034 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15035 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15036 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15037 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15038 (stmt_kills_ref_p): Likewise.
15039 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15040 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15041 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15042 (ao_ref_init_from_vn_reference): Likewise.
15044 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15046 * wide-int.h: Update offset_int and widest_int documentation.
15047 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15048 (wi::binary_traits): Allow ordered comparisons between offset_int and
15049 offset_int, between widest_int and widest_int, and between either
15050 of these types and basic C types.
15051 (operator <, <=, >, >=): Define for the same combinations.
15052 * tree.h (tree_int_cst_lt): Use comparison operators instead
15053 of wi:: comparisons.
15054 (tree_int_cst_le): Likewise.
15055 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15056 (fold_nonarray_ctor_reference): Likewise.
15057 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15058 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15059 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15060 * tree-sra.c (completely_scalarize): Likewise.
15061 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15062 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15063 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15064 (check_for_binary_op_overflow): Likewise.
15065 (search_for_addr_array): Likewise.
15066 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15068 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15070 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15071 (arc_save_restore): Likewise.
15072 (arc_dwarf_register_span): Likewise.
15073 (arc_output_pic_addr_const): Initialize suffix variable.
15075 2016-05-02 Martin Liska <mliska@suse.cz>
15077 * symbol-summary.h (function_summary::function_summary):
15078 Remove checking assert for all cgraph nodes.
15079 (function_summary::get): Check summary_uid.
15080 (symtab_insertion): Check summary_uid.
15082 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15084 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15085 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15086 bmaskn instruction.
15087 (arc_dwarf_register_span): Remove enum keyword.
15088 (compact_memory_operand_p): New function.
15089 * config/arc/arc.h (reg_class): Add code density register classes.
15090 (REG_CLASS_NAMES): Likewise.
15091 (REG_CLASS_CONTENTS): Likewise.
15092 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15093 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15094 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15095 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15096 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15098 (h, Rcd, Rsd, Rzd): New register constraints.
15099 (T): Use compact_memory_operand_p function.
15100 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15102 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15104 * config/sh/sh.md (*negnegt, *movtt): Remove.
15106 2016-05-02 Marek Polacek <polacek@redhat.com>
15107 Tom de Vries <tom@codesourcery.com>
15109 PR tree-optimization/70700
15110 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15111 bigger than FIRST_REF_NODE.
15113 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15116 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15118 (prepare_cbranch_operands): Don't use scratch register. Assume that
15119 function is used when pseudos can be created.
15120 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15121 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15122 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15123 define_expand. Allow it only when pseudos can be created.
15124 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15126 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15128 * config/i386/constraints.md (BC): Only allow -1 operands.
15129 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15130 Add "enabled" attribute. Update XI mode attribute calculation.
15131 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15132 (*movoi_internal_avx): Update XI mode attribute calculation.
15133 (*movti_internal): Ditto.
15135 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15137 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15138 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15140 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15142 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15143 statement on instruction code. Remove trailing spaces.
15144 (altivec_expand_stv_builtin): Likewise.
15146 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15148 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15149 (TARGET_FPU_DOUBLE): Simplify.
15150 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15151 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15152 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15153 with 'TARGET_FPU_DOUBLE'.
15154 * config/sh/sh.md: Likewise.
15156 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15158 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15159 SH_DIV_STR_FOR_SIZE): Remove.
15160 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15161 SH_DIV_STR_FOR_SIZE): Remove.
15163 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15165 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15166 logical_reg_operand): Delete.
15167 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15168 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15169 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15170 match_operand and match_test.
15171 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15172 variables on their first use. Return bool values.
15173 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15174 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15175 arith_reg_operand for input operand. Remove empty constraints.
15177 (*xorsi3_compact): Rename to xorsi3.
15178 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15179 (*zero_extend<mode>si2_disp_mem): Update comment.
15182 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15184 * config/sh/t-sh: Remove SH5 support.
15185 * config.gcc: Likewise.
15186 * configure: Likewise.
15188 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15190 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15192 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15194 * config/sh/sh.c (register_sh_passes, sh_option_override,
15195 sh_print_operand, prepare_move_operands,
15196 sh_can_follow_jump): Remove TARGET_SH1 checks.
15197 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15198 PROMOTE_MODE): Likewise.
15199 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15202 2016-04-30 Alan Modra <amodra@gmail.com>
15204 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15205 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15206 Check for user regs later to avoid unnecessary looping over regs.
15207 Merge user reg check with non-saved reg check. Don't force
15208 inline VR restore when static chain used.
15209 (rs6000_frame_related): Omit eh_frame info for user regs when
15211 (fixed_regs_p): Delete.
15213 2016-04-30 Alan Modra <amodra@gmail.com>
15215 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15216 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15219 2016-04-30 Alan Modra <amodra@gmail.com>
15222 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15223 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15226 2016-04-30 Alan Modra <amodra@gmail.com>
15228 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15229 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15230 flag_pic test for Darwin.
15232 2016-04-30 Alan Modra <amodra@gmail.com>
15234 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15235 throw_calls_crossed.
15236 (REG_FREQ_CALLS_CROSSED): Delete.
15237 (REG_N_THROWING_CALLS_CROSSED): Delete.
15238 * regstat.c (regstat_bb_compute_ri): Don't calculate
15239 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15240 (dump_reg_info): Don't print call cross frequency.
15241 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15242 and REG_N_THROWING_CALLS_CROSSED.
15244 2016-04-30 Alan Modra <amodra@gmail.com>
15246 * regs.h (struct reg_info_t): Delete live_length.
15247 (REG_LIVE_LENGTH): Delete macro.
15248 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15249 local_live, local_processed and local_live_last_luid params.
15250 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15252 (regstat_compute_ri): Adjust for above. Don't set
15254 (dump_reg_info): Don't print live length.
15255 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15256 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15257 Localize loop_depth var.
15259 2016-04-30 Alan Modra <amodra@gmail.com>
15261 * ira.c (enum valid_equiv): New.
15262 (validate_equiv_mem): Return enum.
15263 (update_equiv_mem): Create replacement in more cases.
15264 (add_store_equivs): Update validate_equiv_mem call.
15266 2016-04-30 Alan Modra <amodra@gmail.com>
15268 * ira.c (combine_and_move_insns): Rather than scanning insns,
15269 use DF infrastucture to find use and def insns.
15271 2016-04-30 Alan Modra <amodra@gmail.com>
15273 ira.c (combine_and_move_insns): Move invariant conditions..
15274 (ira.c): ..to here. Call combine_and_move_insns before
15275 add_store_equivs. Call grow_reg_equivs later. Allocate
15276 req_equiv later using max_reg_num() rather than global max_regno.
15277 (contains_replace_regs): Delete.
15278 (add_store_equivs): Remove contains_replace_regs test.
15280 2016-04-30 Alan Modra <amodra@gmail.com>
15282 * ira.c (struct equiv_mem_data): New.
15283 (equiv_mem, equiv_mem_modified): Delete static vars.
15284 (validate_equiv_mem_from_store): Use "data" param to communicate..
15285 (validate_equiv_mem): ..from here.
15287 2016-04-30 Alan Modra <amodra@gmail.com>
15289 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15291 (update_reg_equivs): ..here. Move allocation and freeing of
15292 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15293 end_alias_analysis to..
15296 2016-04-30 Alan Modra <amodra@gmail.com>
15298 * ira.c (pdx_subregs): Delete.
15299 (struct equivalence): Add pdx_subregs field.
15300 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15301 pdx_subregs access.
15302 (update_equiv_regs): Don't create or free pdx_subregs. Update
15303 pdx_subregs access.
15305 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15307 * config/rs6000/altivec.h: Change definitions of vec_xl and
15309 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15310 (LD_ELEMREV_V2DI): New.
15311 (LD_ELEMREV_V4SF): New.
15312 (LD_ELEMREV_V4SI): New.
15313 (LD_ELEMREV_V8HI): New.
15314 (LD_ELEMREV_V16QI): New.
15315 (ST_ELEMREV_V2DF): New.
15316 (ST_ELEMREV_V2DI): New.
15317 (ST_ELEMREV_V4SF): New.
15318 (ST_ELEMREV_V4SI): New.
15319 (ST_ELEMREV_V8HI): New.
15320 (ST_ELEMREV_V16QI): New.
15323 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15324 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15325 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15326 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15327 (altivec_expand_builtin): Add handling for
15328 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15329 (rs6000_invalid_builtin): Add error-checking for
15330 RS6000_BTM_P9_VECTOR.
15331 (altivec_init_builtins): Define builtins used to implement vec_xl
15333 (rs6000_builtin_mask_names): Define power9-vector.
15334 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15335 (RS6000_BTM_P9_VECTOR): Define.
15336 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15337 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15338 (vsx_ld_elemrev_v2df): Likewise.
15339 (vsx_ld_elemrev_v4sf): Likewise.
15340 (vsx_ld_elemrev_v4si): Likewise.
15341 (vsx_ld_elemrev_v8hi): Likewise.
15342 (vsx_ld_elemrev_v16qi): Likewise.
15343 (vsx_st_elemrev_v2df): Likewise.
15344 (vsx_st_elemrev_v2di): Likewise.
15345 (vsx_st_elemrev_v4sf): Likewise.
15346 (vsx_st_elemrev_v4si): Likewise.
15347 (vsx_st_elemrev_v8hi): Likewise.
15348 (vsx_st_elemrev_v16qi): Likewise.
15349 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15352 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15354 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15356 (simplify_control_stmt_condition_1): ... here. Recurse into
15357 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15359 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15362 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15363 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15364 define_insn_and_split to define_insn.
15365 (zero_extendqi<mode>2_dot2): Same.
15366 (extendqi<mode>2_dot): Same.
15367 (extendqi<mode>2_dot2): Same.
15369 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15371 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15372 (probe_stack): New expander.
15373 (probe_stack_<mode>): New insn pattern.
15375 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15377 * config/i386/i386.md
15378 (operations with memory inputs setting flags peephole2):
15379 Remove uneeded REG_P checks. Cleanup pattern generation.
15381 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15383 * tree-vect-loop.c (vect_transform_loop): Fix
15384 nb_iterations_upper_bound computation for vectorized loop.
15386 2016-04-29 Marek Polacek <polacek@redhat.com>
15387 Jakub Jelinek <jakub@redhat.com>
15390 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15391 TARGET_EXPR_SLOT as a base.
15393 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15395 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15396 with 'rCm2' constraints to limit possible immediate size.
15397 (*load_zeroextendqisi_update): Likewise.
15398 (*load_signextendqisi_update): Likewise.
15399 (*loadhi_update): Likewise.
15400 (*load_zeroextendhisi_update): Likewise.
15401 (*load_signextendhisi_update): Likewise.
15402 (*loadsi_update): Likewise.
15403 (*loadsf_update): Likewise.
15405 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15407 * config/i386/predicates.md (constm1_operand): Fix comparison.
15409 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15411 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15413 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15415 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15416 remaining SH5 related settings.
15417 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15418 shmedia_prepare_call_address): Delete.
15419 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15420 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15421 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15422 UNSUPPORTED_SH2A): Remove m5 checks.
15423 (sh_divide_strategy_e): Remove SH5 division strategies.
15424 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15425 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15427 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15429 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15431 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15433 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15434 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15435 Change lder to ldr.
15436 * config/s390/vector.md ("mov<mode>"): Likewise.
15438 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15440 * config/s390/constraints.md ("U", "W"): Invoke
15441 s390_mem_constraint with "ZR" and "ZT".
15442 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15443 addresses when using LRA. Accept also short displacements for S
15444 and T constraints. Do not check for long displacement target for
15445 S and T constraints.
15446 (s390_mem_constraint): Remove handling of U and W constraints.
15447 * config/s390/s390.md (various patterns): Remove the short
15448 displacement constraints (Q and R) if a long displacement
15449 constraint is present. Add longdisp as required CPU capability.
15450 * config/s390/vector.md: Likewise.
15451 * config/s390/vx-builtins.md: Likewise.
15453 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15456 * reload1.c (reload): Call finish_spills before
15457 restarting reload loop. Skip select_reload_regs
15458 if update_eliminables_and_spill returns true.
15460 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15462 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15463 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15464 (umulhisi3_imm): Update predicates and constraint letters.
15465 (umulhisi3_reg): Declare instruction as commutative.
15466 * config/arc/constraints.md (J12, J16): New constraints.
15467 * config/arc/predicates.md (short_unsigned_const_operand): New
15469 (arc_short_operand): Likewise.
15470 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15472 2016-04-29 Richard Biener <rguenther@suse.de>
15474 PR tree-optimization/13962
15475 PR tree-optimization/65686
15476 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15477 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15478 using PTA to compare pointers.
15479 * match.pd: Add pattern for pointer equality compare simplification
15480 using ptrs_compare_unequal.
15482 2016-04-29 Richard Biener <rguenther@suse.de>
15484 * stor-layout.c (layout_type): Do not build a pointer-to-element
15487 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15489 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
15490 Use SWI mode iterator. Use general_reg_operand predicate.
15491 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
15492 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
15495 2016-04-29 Jakub Jelinek <jakub@redhat.com>
15497 PR middle-end/70843
15498 * fold-const.c (operand_equal_p): Don't verify hash value equality
15500 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
15503 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15506 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
15507 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
15508 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
15509 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
15510 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
15512 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15514 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
15515 to info. Don't initialize separate fields to 0. Clean up
15518 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15520 * config/i386/i386.md (peephole2s for operations with memory inputs):
15521 Use SWI mode iterator.
15522 (peephole2s for operations with memory outputs): Ditto.
15523 Do not check for stack checking probe.
15525 (probe_stack): Remove expander.
15527 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15528 Andrew Burgess <andrew.burgess@embecosm.com>
15530 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
15531 operands as 32-bits.
15533 2016-04-28 Jason Merrill <jason@redhat.com>
15535 * gdbinit.in: Skip line-map.h.
15537 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15538 Andrew Burgess <andrew.burgess@embecosm.com>
15540 * config/arc/arc.c (arc_conditional_register_usage): Take
15541 TARGET_RRQ_CLASS into account.
15542 (arc_print_operand): Support printing 'p' and 's' operands.
15543 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
15545 (TARGET_RRQ_CLASS): Define.
15546 (IS_POWEROF2_OR_0_P): Define.
15547 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
15549 (*tst_movb): New define_insn.
15550 (*tst): Avoid recognition if it could prevent '*tst_movb'
15551 combination; replace c/CnL with c/Chs alternative.
15552 (*tst_bitfield_tst): New define_insn.
15553 (*tst_bitfield_asr): New define_insn.
15554 (*tst_bitfield): New define_insn.
15555 (andsi3_i): Add Rrq variant.
15556 (extzv): New define_expand.
15557 (insv): New define_expand.
15558 (*insv_i): New define_insn.
15559 (*movb): New define_insn.
15560 (*movb_signed): New define_insn.
15561 (*movb_high): New define_insn.
15562 (*movb_high_signed): New define_insn.
15563 (*movb_high_signed + 1): New define_split pattern.
15564 (*mrgb): New define_insn.
15565 (*mrgb + 1): New define_peephole2 pattern.
15566 (*mrgb + 2): New define_peephole2 pattern.
15567 * config/arc/arc.opt (mbitops): New option for nps400, uses
15568 TARGET_NPS_BITOPS_DEFAULT.
15569 * config/arc/constraints.md (q): Make register class conditional.
15570 (Rrq): New register constraint.
15571 (Chs): New constraint.
15572 (Clo): New constraint.
15573 (Chi): New constraint.
15574 (Cbf): New constraint.
15575 (Cbn): New constraint.
15576 (C18): New constraint.
15577 (Cbi): New constraint.
15579 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15581 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
15583 (bitmap_intersection_of_preds): Ditto.
15584 (bitmap_union_of_succs): Ditto.
15585 (bitmap_union_of_preds): Ditto.
15586 * sbitmap.c (do_popcount): Delete.
15587 (BITMAP_DEBUGGING): Delete.
15588 (sbitmap_verify_popcount): Delete.
15589 (sbitmap_alloc): Don't initialize the popcount field.
15590 (sbitmap_alloc_with_popcount): Delete.
15591 (sbitmap_resize): Don't resize the popcount array.
15592 (sbitmap_vector_alloc): Don't initialize the popcount field.
15593 (bitmap_copy): Don't copy the popcount array.
15594 (bitmap_clear): Don't clear the popcount array.
15595 (bitmap_clear): Delete the popcount array handling.
15596 (bitmap_ior_and_compl): Delete the popcount assert.
15597 (bitmap_not): Ditto.
15598 (bitmap_and_compl): Ditto.
15599 (bitmap_and): Delete the popcount array handling.
15600 (bitmap_xor): Ditto.
15601 (bitmap_ior): Ditto.
15602 (bitmap_or_and): Delete the popcount assert.
15603 (bitmap_and_or): Ditto.
15604 (popcount_table): Delete.
15605 (sbitmap_elt_popcount): Delete.
15606 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
15607 (bitmap_set_bit): Delete the popcount assert.
15608 (bitmap_clear_bit): Ditto.
15609 (sbitmap_free): Don't free the popcount array.
15610 (sbitmap_alloc_with_popcount): Delete declaration.
15611 (sbitmap_popcount): Ditto.
15613 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15614 Andrew Burgess <andrew.burgess@embecosm.com>
15616 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
15617 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
15618 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
15619 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
15620 * config/arc/arc.opt (mcmem): New option.
15621 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
15622 supply length for r/m alternative.
15623 (*extendqisi2_ac): Likewise.
15624 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
15626 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
15627 (movhi_insn): Likewise.
15628 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
15629 (*zero_extendqihi2_i): Add r/Ucm alternative.
15630 (*zero_extendqisi2_ac): Likewise.
15631 (*zero_extendhisi2_i): Likewise.
15632 * config/arc/constraints.md (Uex): New memory constraint.
15633 (Ucm): New define_constraint.
15634 * config/arc/predicates.md (long_immediate_loadstore_operand):
15635 Return 0 for MEM with cmem_address address.
15636 (cmem_address_0): New predicates.
15637 (cmem_address_1): Likewise.
15638 (cmem_address_2): Likewise.
15639 (cmem_address): Likewise.
15641 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15643 * config/rs6000/rs6000.c (machine_function): Rename
15644 insn_chain_scanned_p to spe_insn_chain_scanned_p.
15645 (rs6000_stack_info): Adjust.
15647 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15648 Andrew Burgess <andrew.burgess@embecosm.com>
15650 * config/arc/constraints.md (Usd): Convert to define_constraint.
15654 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15657 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
15658 Add new peephole2 where the first insn is *mov<mode>_or instead of
15659 *mov<mode>_internal.
15661 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
15663 * tracer.c (bb_seen): Make static.
15665 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
15667 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
15668 support, setup defaults.
15669 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
15670 * config/arc/arc.c (arc_init): Add NPS400 support.
15671 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
15672 (TARGET_ARC700): NPS400 is also an ARC700.
15673 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
15675 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15678 * config/nds32/nds32.md (casesi): Don't access the operands array
15681 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15683 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
15684 (or $-1,reg peephole2): Ditto.
15685 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
15687 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
15689 * doc/extend.texi (Common Function Attributes) [optimize]:
15690 Discourage use of the optimize attribute.
15692 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
15694 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
15695 special case builtin.
15696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15697 ALTIVEC_BUILTIN_VEC_ADDE.
15698 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15699 support for ALTIVEC_BUILTIN_VEC_ADDE.
15700 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15701 for __builtin_vec_adde.
15703 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15705 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
15706 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
15708 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15711 * doc/sourcebuild.texi (Effective-Target Keywords, Other
15712 attributes): Document cilkplus_runtime.
15714 2016-04-28 Martin Jambor <mjambor@suse.cz>
15716 * tree-cfg.c (verify_expr): Verify that local declarations belong to
15717 this function. Call verify_expr on MEM_REFs and bases of other
15718 handled_components.
15720 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15722 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
15723 for WORD_REGISTER_OPERATIONS to runtime check.
15725 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15727 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
15729 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15731 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
15732 big-endian compilation.
15733 * config/arc/arc.md (addf3): Likewise.
15734 (subdf3): Likewise.
15735 (muldf3): Likewise.
15737 2016-04-28 Richard Biener <rguenther@suse.de>
15739 PR tree-optimization/70840
15740 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
15741 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
15742 Mark x * pow(x,c) -> pow(x,c+1) commutative.
15743 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
15745 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15747 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
15748 and explain why in a comment.
15750 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15752 * config/arc/arc.md (cpu_facility): Add fpx variant.
15753 (subdf3): Prohibit use reverse sub when assist operations option
15755 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
15756 instructions only when FPX is enabled.
15757 * testsuite/gcc.target/arc/trsub.c: New test.
15759 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15761 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
15762 mult_operator when calculating "type" attribute.
15763 (*fop_<mode>_1_i387): Ditto.
15764 (*fop_xf_1_i387): Ditto.
15765 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
15766 Use std::swap to swap operands. Use RTL expressions to generate
15769 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15770 Joern Rennecke <joern.rennecke@embecosm.com>
15772 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
15774 (emit_pic_move): Remove.
15775 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
15776 * config/arc/arc.c (emit_pic_move): Removed.
15777 (TARGET_HAVE_TLS): Define.
15778 (arc_conditional_register_usage): Test for arc_tp_regno.
15779 (arc_print_operand, arc_print_operand_address): Handle TLS
15781 (arc_needs_pcl_p): New function.
15782 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
15783 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
15784 (arc_raw_symbolic_reference_mentioned_p): Likewise.
15785 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
15786 (arc_legitimize_tls_address): Likewise.
15787 (DTPOFF_ZERO_SYM): Define.
15788 (arc_legitimize_pic_address): Make it static, handle TLS cases.
15789 (arc_output_pic_addr_const): Print TLS unspecs.
15790 (prepare_pic_move): New function, replaces emit_pic_move.
15791 (arc_legitimate_constant_p): Handle TLS unspecs.
15792 (arc_legitimate_address_p): Likewise.
15793 (arc_rewrite_small_data_p): Use assert for TLS constants.
15794 (prepare_move_operands): Use prepare_pic_move.
15795 (arc_legitimize_address): Legitimize tls addresses.
15796 (arc_epilogue_uses): Check for arc_tp_regno.
15797 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
15798 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
15800 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
15802 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
15803 %(arc_tls_extra_start_spec).
15804 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
15805 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
15807 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
15808 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
15809 (UNSPEC_TLS_OFF): Add.
15811 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
15812 (get_thread_pointersi): New patterns.
15813 * config/arc/arc.opt (mtp-regno): New option.
15814 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
15815 (move_dest_operand): Likewise.
15816 * configure: Regenerate.
15817 * configure.ac: Add arc*-*-* case to test for tls.
15818 * doc/invoke.texi (ARC options): Document mtp-regno.
15820 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15822 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
15823 the new ARC HS SIMD instructions.
15824 (arc_preferred_simd_mode): New function.
15825 (arc_autovectorize_vector_sizes): Likewise.
15826 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
15827 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
15828 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
15829 (arc_init_builtins): Add new SIMD builtin types.
15830 (arc_split_move): Handle 64 bit vector moves.
15831 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
15832 (TARGET_PLUS_QMACW): Define.
15833 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
15834 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
15835 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
15836 (VSUBADD4H): New builtins.
15837 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
15838 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
15840 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
15841 Matthias Klose <doko@debian.org>
15843 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
15845 2016-04-28 Richard Biener <rguenther@suse.de>
15847 PR middle-end/70777
15848 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
15851 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
15853 * common/config/sh/sh-common.c: Remove SH5 support.
15854 * config/sh/constraints.md: Likewise.
15855 * config/sh/config/sh/elf.h: Likewise.
15856 * config/sh/linux.h: Likewise.
15857 * config/sh/netbsd-elf.h: Likewise.
15858 * config/sh/predicates.md: Likewise.
15859 * config/sh/sh-c.c: Likewise.
15860 * config/sh/sh-protos.h: Likewise.
15861 * config/sh/sh.c: Likewise.
15862 * config/sh/sh.h: Likewise.
15863 * config/sh/sh.md: Likewise.
15864 * config/sh/sh.opt: Likewise.
15865 * config/sh/sync.md: Likewise.
15866 * config/sh/sh64.h: Delete.
15867 * config/sh/shmedia.h: Likewise.
15868 * config/sh/shmedia.md: Likewise.
15869 * config/sh/sshmedia.h: Likewise.
15870 * config/sh/t-netbsd-sh5-64: Likewise.
15871 * config/sh/t-sh64: Likewise.
15872 * config/sh/ushmedia.h: Likewise.
15874 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15876 * config/i386/i386.md (sign_extend to memory peephole2s): Use
15877 general_reg_operand instead of register_operand predicate.
15879 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15881 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
15883 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
15885 * match.pd (A - B > A, A + B < A): New transformations.
15887 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
15889 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
15890 which defaults to true. Emit an outer pair of parentheses only if
15891 EMIT_PARENS. When continuing a chain of && or || (or & or |),
15892 don't emit parentheses for the right-hand operand.
15894 2016-04-27 Jeff Law <law@redhat.com>
15896 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
15898 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15900 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
15901 (altivec_lvx_<mode>_internal): Document.
15902 (altivec_lvx_<mode>_2op): New define_insn.
15903 (altivec_lvx_<mode>_1op): Likewise.
15904 (altivec_lvx_<mode>_2op_si): Likewise.
15905 (altivec_lvx_<mode>_1op_si): Likewise.
15906 (altivec_stvx_<mode>): Remove.
15907 (altivec_stvx_<mode>_internal): Document.
15908 (altivec_stvx_<mode>_2op): New define_insn.
15909 (altivec_stvx_<mode>_1op): Likewise.
15910 (altivec_stvx_<mode>_2op_si): Likewise.
15911 (altivec_stvx_<mode>_1op_si): Likewise.
15912 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15913 Expand vec_ld and vec_st during parsing.
15914 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
15916 (altivec_expand_stvx_be): Likewise.
15917 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
15918 address-masking behavior in RTL.
15919 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
15920 address-masking behavior in RTL.
15921 (altivec_expand_builtin): Change builtin code arguments for calls
15922 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
15923 (insn_is_swappable_p): Avoid incorrect swap optimization in the
15924 presence of lvx/stvx patterns.
15925 (alignment_with_canonical_addr): New function.
15926 (alignment_mask): Likewise.
15927 (find_alignment_op): Likewise.
15928 (recombine_lvx_pattern): Likewise.
15929 (recombine_stvx_pattern): Likewise.
15930 (recombine_lvx_stvx_patterns): Likewise.
15931 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
15932 stvx patterns from expand.
15933 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
15935 (vector_altivec_store_<mode>): Likewise.
15937 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
15939 * config/aarch64/aarch64.md
15940 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
15941 remove the "fp" attributes.
15942 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
15943 add the "simd" attributes.
15944 (*movdf_aarch64): Likewise.
15945 (*movtf_aarch64): Remove the "fp" attributes.
15946 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
15947 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
15949 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15951 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
15952 rtx to rtx_code_label *.
15953 * rtl.h (maybe_set_first_label_num): Likewise.
15955 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15957 * df-core.c (df_add_problem): Make the problem param be const.
15958 (df_remove_problem): Make local "problem" be const.
15959 * df-problems.c (problem_RD): Make const.
15960 (problem_LR): Likewise.
15961 (problem_LIVE): Likewise.
15962 (problem_MIR): Likewise.
15963 (problem_CHAIN): Likewise.
15964 (problem_WORD_LR): Likewise.
15965 (problem_NOTE): Likewise.
15966 (problem_MD): Likewise.
15967 * df-scan.c (problem_SCAN): Likewise.
15968 * df.h (struct df_problem): Make field "dependent_problem" be
15970 (struct dataflow): Likewise for field "problem".
15971 (df_add_problem): Make param const.
15973 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15975 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
15976 inter-unit moves to/from vector registers are enabled. Do not disable
15979 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15981 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
15982 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
15984 (enum df_problem_id): ...this new enum.
15985 (struct df_problem): Convert field "id" from "int" to
15986 enum df_problem_id.
15988 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15990 * rtl.def: Update comment for "things in the instruction chain" to
15991 reflect the removal of the leading "i" field for INSN_UID in
15992 r210360. Fix bogus apostrophe.
15994 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15996 * config/i386/i386.md
15997 (lea arith with mem operand + setcc peephole2): Set operator mode.
15999 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16002 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16003 (dimode_scalar_to_vector_candidate_p): This.
16004 (timode_scalar_to_vector_candidate_p): New function.
16005 (scalar_to_vector_candidate_p): Likewise.
16006 (timode_check_non_convertible_regs): Likewise.
16007 (timode_remove_non_convertible_regs): Likewise.
16008 (remove_non_convertible_regs): Likewise.
16009 (remove_non_convertible_regs): Renamed to ...
16010 (dimode_remove_non_convertible_regs): This.
16011 (scalar_chain::~scalar_chain): Make it virtual.
16012 (scalar_chain::compute_convert_gain): Make it pure virtual.
16013 (scalar_chain::mark_dual_mode_def): Likewise.
16014 (scalar_chain::convert_insn): Likewise.
16015 (scalar_chain::convert_registers): Likewise.
16016 (scalar_chain::add_to_queue): Make it protected.
16017 (scalar_chain::emit_conversion_insns): Likewise.
16018 (scalar_chain::replace_with_subreg): Likewise.
16019 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16020 (scalar_chain::convert_op): Likewise.
16021 (scalar_chain::convert_reg): Likewise.
16022 (scalar_chain::make_vector_copies): Likewise.
16023 (scalar_chain::convert_registers): New pure virtual function.
16024 (class dimode_scalar_chain): New class.
16025 (class timode_scalar_chain): Likewise.
16026 (scalar_chain::mark_dual_mode_def): Renamed to ...
16027 (dimode_scalar_chain::mark_dual_mode_def): This.
16028 (timode_scalar_chain::mark_dual_mode_def): New function.
16029 (timode_scalar_chain::convert_insn): Likewise.
16030 (dimode_scalar_chain::convert_registers): Likewise.
16031 (scalar_chain::compute_convert_gain): Renamed to ...
16032 (dimode_scalar_chain::compute_convert_gain): This.
16033 (scalar_chain::replace_with_subreg): Renamed to ...
16034 (dimode_scalar_chain::replace_with_subreg): This.
16035 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16036 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16037 (scalar_chain::make_vector_copies): Renamed to ...
16038 (dimode_scalar_chain::make_vector_copies): This.
16039 (scalar_chain::convert_reg): Renamed to ...
16040 (dimode_scalar_chain::convert_reg ): This.
16041 (scalar_chain::convert_op): Renamed to ...
16042 (dimode_scalar_chain::convert_op): This.
16043 (scalar_chain::convert_insn): Renamed to ...
16044 (dimode_scalar_chain::convert_insn): This.
16045 (scalar_chain::convert): Call convert_registers.
16046 (convert_scalars_to_vector): Change to scalar_chain pointer to
16047 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16048 in 32-bit mode. Delete scalar_chain pointer. Call
16049 free_dominance_info in 64-bit mode.
16050 (pass_stv::gate): Remove TARGET_64BIT check.
16051 (ix86_option_override): Put the 64-bit STV pass before the CSE
16054 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16056 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16057 dw_loc_frame_offset field.
16058 * dwarf2out.c (new_loc_descr): Likewise.
16059 (resolve_args_picking_1): Turn the VISITED hash set into a
16060 FRAME_OFFSET hash map. Use it to associate a frame offset to
16061 visited nodes. Remove uses of the CHECKING_P macro.
16062 (resolve_args_picking): Update call to resolve_args_picking_1.
16064 2016-04-27 Martin Liska <mliska@suse.cz>
16066 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16067 (free_loop_data): Release vuses of groups.
16069 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16071 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16072 instead of redundant use_id and boolean have_use_for.
16073 (struct iv_use): Change sub_id into group_id. Remove field next.
16074 Move fields: related_cands, n_map_members, cost_map and selected
16076 (struct iv_group): ... here. New structure.
16077 (struct iv_common_cand): Use structure declaration directly.
16078 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16079 (MAX_CONSIDERED_USES): Rename macro to ...
16080 (MAX_CONSIDERED_GROUPS): ... here.
16081 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16082 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16083 (dump_uses): Rename to ...
16084 (dump_groups): ... here. Update all uses.
16085 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16086 (find_induction_variables): Refactor format of dump information.
16087 (record_sub_use): Delete.
16088 (record_use): Update all uses.
16089 (record_group): New function.
16090 (record_group_use, find_interesting_uses_op): Call above functions.
16092 (find_interesting_uses_cond): Ditto.
16093 (group_compare_offset): New function.
16094 (split_all_small_groups): Rename to ...
16095 (split_small_address_groups_p): ... here. Update all uses.
16096 (split_address_groups): Update all uses.
16097 (find_interesting_uses): Refactor format of dump information.
16098 (add_candidate_1): Update all uses. Remove redundant check on iv,
16100 (add_candidate, record_common_cand): Remove redundant assert.
16101 (add_iv_candidate_for_biv): Update use.
16102 (add_iv_candidate_derived_from_uses): Update all uses.
16103 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16104 (alloc_use_cost_map): Ditto.
16105 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16106 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16107 (determine_use_iv_cost_generic): Ditto.
16108 (determine_group_iv_cost_generic): Ditto.
16109 (determine_use_iv_cost_address): Ditto.
16110 (determine_group_iv_cost_address): Ditto.
16111 (determine_use_iv_cost_condition): Ditto.
16112 (determine_group_iv_cost_cond): Ditto.
16113 (determine_use_iv_cost): Ditto.
16114 (determine_group_iv_cost): Ditto.
16115 (set_autoinc_for_original_candidates): Update all uses.
16116 (find_iv_candidates): Update all uses. Refactor dump information.
16117 (determine_use_iv_costs): Ditto.
16118 (determine_iv_costs): Ditto.
16119 (iv_ca_cand_for_use): Rename to ...
16120 (iv_ca_cand_for_group): ... here. Update all uses.
16121 (iv_ca_add_use, iv_ca_add_group): Ditto.
16122 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16123 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16124 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16125 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16126 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16127 (create_new_iv, adjust_iv_update_pos): Ditto.
16128 (rewrite_use_address): Delete.
16129 (rewrite_use_address_1): Rename to ...
16130 (rewrite_use_address): ... here.
16131 (rewrite_use_compare): Update all uses.
16132 (rewrite_use): Delete.
16133 (rewrite_uses): Rename to ...
16134 (rewrite_groups): ... here. Update all uses.
16135 (remove_unused_ivs, free_loop_data): Update all uses.
16136 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16138 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16140 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16141 for WORD_REGISTER_OPERATIONS to runtime check.
16143 2016-04-27 Richard Biener <rguenther@suse.de>
16146 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16147 aggregate_value_p to determine if a function result is
16148 returned by reference.
16149 (ipa_pta_execute): Functions having their address taken are
16150 not automatically nonlocal.
16152 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16155 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16156 * fold-const.c (operand_equal_p): If flag_checking and
16157 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16158 and if it returns non-zero, assert iterative_hash_expr on both
16161 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16163 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16165 2016-04-27 Nick Clifton <nickc@redhat.com>
16167 PR middle-end/49889
16168 * varasm.c (merge_weak): Generate an error if an attempt is made
16169 to convert a non-weak static function into a weak, public function.
16171 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16173 * params.def (MAX_PARTITION_SIZE): New param.
16174 * doc/invoke.texi: Document lto-max-partition.
16176 2016-04-27 Richard Biener <rguenther@suse.de>
16179 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16180 function cummulating used_from_other_partition, externally_visible
16181 and force_output from aliases.
16182 (refered_from_nonlocal_var): Likewise.
16183 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16184 node flags properly.
16186 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16188 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16189 (-Wmemset-elt-size): New item.
16191 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16194 * stor-layout.h (internal_reference_types): Delete.
16195 * stor-layout.c (reference_types_internal): Likewise.
16196 (internal_reference_types): Likewise.
16197 (layout_type) <REFERENCE_TYPE>: Adjust.
16199 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16202 * tree.h (inchash::add_expr): Add FLAGS argument.
16203 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16204 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16205 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16206 Formatting fix. Adjust recursive calls. For tcc_comparison,
16207 if swap_tree_comparison (code) is smaller than code, hash that
16208 and arguments in the other order. Hash CONVERT_EXPR the same
16209 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16210 of ADDR_EXPR of decl as the decl itself. Add or remove
16211 OEP_ADDRESS_OF from recursive flags as needed. For
16212 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16213 operands commutatively and only the third one normally.
16214 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16216 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16218 * config/rtems.h (LIB_SPEC): Add -latomic.
16220 2016-04-27 Joel Sherrill <joel@rtems.org>
16222 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16223 xilink.ld and flags not relevant to RTEMS.
16225 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16227 * toplev.c (backend_init_target): Avoid calling init_reload when using
16230 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16232 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16233 for loops rather than one for the whole function.
16235 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16237 * match.pd (X + CST CMP X): New transformation.
16239 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16241 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16242 * fold-const.c (fold_binary_loc): Remove 2 transformations
16243 superseded by match.pd.
16244 * match.pd (x+x -> x*2): Generalize to integers.
16246 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16248 * config/i386/i386.md (operation on memory peephole): Duplicate an
16249 existing peephole and adapt it to match lea rather than an operation
16252 PR rtl-optimization/57193
16253 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16255 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16257 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16259 * tree-if-conv.c (any_pred_load_store): New static variable.
16260 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16261 any_pred_load_store instead of and_mask_load_store.
16262 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16263 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16264 (combine_blocks, tree_if_conversion): Ditto.
16266 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16268 PR tree-optimization/70771
16269 PR tree-optimization/70775
16270 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16271 virtual PHI nodes. Delete parameter.
16272 (if_convertible_loop_p_1): Delete argument to above function.
16273 (predicate_all_scalar_phis): Delete code handling single-argument
16275 (tree_if_conversion): Mark and update virtual SSA.
16277 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16280 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16281 (x86_elf_aligned_common): Rename to ...
16282 (x86_elf_aligned_decl_common): ... this.
16283 Add decl arg. Switch to .lbss for largecomm object. Use
16284 LARGECOMM_SECTION_ASM_OP.
16285 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16287 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16288 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16290 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16291 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16293 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16296 * config/i386/i386.c (SECTION_LARGE): Define.
16297 (x86_64_elf_select_section): Set it for large data/bss sections.
16298 Only clear SECTION_WRITE for .lrodata.
16299 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16301 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16302 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16303 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16305 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16306 * doc/tm.texi: Regenerate.
16308 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16311 * configure.ac (--enable-checking): Document extra flag, for
16312 non-release builds default to --enable-checking=yes,extra.
16313 If misc checking and extra checking, define CHECKING_P to 2 instead
16315 * common.opt (fchecking=): Add.
16316 * doc/invoke.texi (-fchecking=): Document.
16317 * doc/install.texi: Document --enable-checking changes.
16318 * configure: Regenerated.
16319 * config.in: Regenerated.
16321 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16323 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16324 attribute instead of which_alternative.
16325 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16326 Use EXT_REX_SSE_REG_P where appropriate.
16328 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16330 * config/i386/predicates.md (const0_operand): Do not match
16331 const_wide_int code.
16332 (const1_operand): Ditto.
16334 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16336 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16337 for SSE constm1 operands and TARGET_AVX512VL.
16338 (*movti_internal): Ditto.
16339 (*mov<mode>_or): Use constm1_operand predicate.
16340 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16341 for SSE vector_all_ones operands and TARGET_AVX512VL.
16342 * config/i386/predicates.md (constm1_operand): New predicate.
16343 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16344 emission of constant -1 load.
16346 2016-04-25 Jason Merrill <jason@redhat.com>
16348 * gdbinit.in: Skip is-a.h.
16350 * attribs.c (register_scoped_attributes): Fix logic.
16351 * attribs.h: Declare register_scoped_attributes.
16353 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16355 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16356 stxvd2x and stxvw4x built-in functions.
16358 2016-04-25 DJ Delorie <dj@redhat.com>
16360 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16361 (ashrhi3): Likewise.
16362 (lshrhi3): Likewise.
16364 2016-04-25 Richard Biener <rguenther@suse.de>
16366 PR tree-optimization/70780
16367 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16368 wasn't visited yet.
16369 (compute_antic): Mark blocks with abnormal preds as visited as
16370 they have a final empty antic-in solution already.
16372 2016-04-25 Michael Collison <michael.collison@linaro.org>
16374 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16376 2016-04-25 Michael Collison <michael.collison@linaro.org>
16378 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16379 mode is VQI to improve mixed mode vectorization.
16380 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16381 define_insn to match low half of signed vaddw.
16382 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16383 define_insn to match high half of signed vaddw.
16384 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16385 define_insn to match low half of unsigned vaddw.
16386 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16387 define_insn to match high half of unsigned vaddw.
16388 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16389 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16390 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16392 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16393 * config/arm/predicates.md (vect_par_constant_high): Support
16394 big endian and simplify by calling
16395 arm_simd_check_vect_par_cnst_half
16396 (vect_par_constant_low): Likewise.
16398 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16400 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16401 predicate for operand 2.
16403 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16404 H.J. Lu <hongjiu.lu@intel.com>
16406 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16407 machine_mode argument.
16408 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16409 constm1_rtx operands. For VOIDmode constants, get mode from
16410 pred_mode. Check mode size if the mode is supported by ABI.
16411 (standard_sse_constant_opcode): Do not use standard_constant_p.
16412 Strictly check ABI support for all-ones operands.
16413 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16414 immediates. Update calls to standard_sse_constant_p.
16415 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16416 (ix86_rtx_costs): Ditto.
16417 * config/i386/i386.md (*movxi_internal_avx512f): Use
16418 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16419 Use (v,BC) alternative instead of (v,C). Use register_operand
16420 checks instead of MEM_P.
16421 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16422 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16423 isa attribute. Use register_operand checks instead of MEM_P.
16424 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16425 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16426 alternative and corresponding sse2 isa attribute.
16427 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16428 to standard_sse_constant_p.
16429 (FP constant splitters): Ditto.
16430 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16432 * config/i386/predicates.md (constm1_operand): Remove.
16433 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16434 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16435 vector_all_ones_operand instead of constm1_operand.
16437 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16439 * print-rtl.c (print_rtx_insn_vec): New function.
16440 * print-rtl.h: New prototype.
16441 * store-motion.c (struct st_expr): Make avail_stores a vector.
16442 (st_expr_entry): Adjust.
16443 (free_st_expr_entry): Likewise.
16444 (print_store_motion_mems): Likewise.
16445 (find_moveable_store): Likewise.
16446 (compute_store_table): Likewise.
16447 (delete_store): Likewise.
16448 (build_store_vectors): Likewise.
16450 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16452 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16454 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16456 * vec.h (vec_safe_contains): New function.
16457 (vec::contains): Likewise.
16458 (vec::begin): Likewise.
16459 (vec::end): Likewise.
16461 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16464 * cfgexpand.c (expand_stack_vars): Fix typo.
16466 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16468 * system.h (list, map, set, vector): Include conditionally.
16469 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16470 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16471 * ipa-icf.c (INCLUDE_LIST): Define.
16472 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16473 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16474 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16475 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16476 * cp/logic.cc (INCLUDE_LIST): Define.
16477 * fortran/trans-common.c (INCLUDE_MAP): Define.
16479 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16481 * auto-profile.c: Remove <string.h> include.
16482 * ipa-icf-gimple.c: Remove <list> include.
16483 * diagnostic.c: Remove <new> include.
16484 * genmatch.c: Likewise.
16485 * pretty-print.c: Likewise.
16486 * toplev.c: Likewise
16487 * c/c-objc-common.c: Likewise.
16488 * cp/error.c: Likewise.
16489 * fortran/error.c: Likewise.
16491 2016-04-22 Richard Biener <rguenther@suse.de>
16493 * lto-streamer-in.c (input_ssa_names): Do not allocate
16494 GIMPLE_NOP for all SSA names.
16495 * lto-streamer-out.c (output_ssa_names): Do not output
16496 SSA names that should have been released.
16498 2016-04-22 Richard Biener <rguenther@suse.de>
16500 PR tree-optimization/70740
16501 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
16504 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
16507 * config/i386/predicates.md (call_insn_operand): Replace
16508 sibcall_memory_operand with memory_operand.
16510 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
16512 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
16513 has_single_use() tests.
16514 (register_edge_assert_for_1): Likewise.
16515 (find_assert_locations_1): Check the liveness bitmap instead of
16516 checking has_single_use().
16518 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
16521 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
16522 Extract AVX-512BW constraint from AVX.
16524 2016-04-21 Richard Biener <rguenther@suse.de>
16526 PR tree-optimization/70725
16527 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
16528 for phi_convertible_by_degenerating_args.
16529 (predicate_all_scalar_phis): Handle single-argument PHIs.
16531 2016-04-21 Richard Biener <rguenther@suse.de>
16533 PR middle-end/70747
16534 * fold-const.c (fold_comparison): Return properly typed
16537 2016-04-21 Bin Cheng <bin.cheng@arm.com>
16539 PR tree-optimization/70715
16540 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16541 after expanding BASE using expand_simple_operations.
16543 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16545 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
16546 New transformations.
16548 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16550 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
16552 2016-04-20 Jan Hubicka <jh@suse.cz>
16554 * ipa-inline.c (can_inline_edge_p): Pass caller info to
16555 ultiimate_alias_target.
16556 (update_callee_keys): Likewise.
16557 (lookup_recursive_calls): Likewise.
16558 (speculation_useful_p): Likewise.
16560 2016-04-20 Jan Hubicka <jh@suse.cz>
16563 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
16564 (set_nothrow_flag_1): ... this; handle interposition correctly;
16565 recurse on aliases and thunks.
16566 (cgraph_node::set_nothrow_flag): New.
16567 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
16568 functions compiled with non-call exceptions that binds to current
16570 (propagate_nothrow): Be safe WRT interposition.
16571 * cgraph.h (set_nothrow_flag): Update prototype.
16573 2016-04-18 Jan Hubicka <jh@suse.cz>
16575 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16576 max_loop_iterations_int.
16577 (tree_unswitch_outer_loop): Likewise.
16579 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16581 PR tree-optimization/69489
16582 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
16583 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
16584 Revise dump message.
16585 (if_convertible_bb_p): Remove check on edge count of basic block's
16588 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16590 PR tree-optimization/56625
16591 PR tree-optimization/69489
16592 * tree-data-ref.h (DR_INNERMOST): New macro.
16593 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
16594 hashing struct innermost_loop_behavior.
16595 (ref_DR_map): Remove.
16596 (innermost_DR_map): New map.
16597 (baseref_DR_map): Revise comment.
16598 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
16599 to innermost_DR_map accroding to its innermost loop behavior.
16600 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
16601 to its innermost loop behavior.
16602 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
16603 Add initialization for innermost_DR_map. Record memory reference
16604 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
16605 have innermost loop behavior.
16606 (if_convertible_loop_p): Remove release for ref_DR_map. Release
16609 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
16611 * config/i386/i386.md (*lea<mode>_general_1): Rename from
16612 *lea_general_1. Use explicit SWI12 mode interator.
16613 (*lea<mode>_general_2): Rename from *lea_general_2.
16614 Use explicit SWI12 mode interator.
16615 (*lea<mode>_general_3): Rename from *lea_general_3.
16616 Use explicit SWI12 mode interator.
16617 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
16618 Use explicit SWI12 mode interator.
16619 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
16620 Use explicit SWI48 mode interator.
16622 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16624 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16625 Short-cut unaligned load and store cases. Handle all integer
16627 (ix86_expand_vector_move_misalign): Short-cut unaligned load
16628 and store cases. Call ix86_avx256_split_vector_move_misalign
16629 directly without checking mode class.
16631 2016-04-20 Andrew Pinski <apinski@cavium.com>
16632 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16635 * config/aarch64/aarch64.md (sibcall): Force call
16636 address to be DImode for ILP32.
16637 (sibcall_value): Likewise.
16639 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16641 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
16643 2016-04-20 Richard Biener <rguenther@suse.de>
16645 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
16646 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
16647 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
16648 (maybe_push_res_to_seq): Adjust.
16649 * gimple-fold.c (maybe_build_generic_op): Likewise.
16651 2016-04-20 Marek Polacek <polacek@redhat.com>
16653 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
16656 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
16658 * config/i386/sse.md (vec_unpacks_lo_hi): Always
16659 use kmovw to support AVX512F target.
16661 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16663 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
16665 2016-04-20 Marek Polacek <polacek@redhat.com>
16667 PR tree-optimization/70725
16668 * tree-if-conv.c (is_false_predicate): New function.
16669 (predicate_mem_writes): Use it.
16671 2016-04-20 Richard Biener <rguenther@suse.de>
16673 PR tree-optimization/70726
16674 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
16675 shift amounts from a pattern stmt operand.
16677 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16680 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
16681 stack_restore_from_fpr pattern when restoring r15.
16682 (s390_optimize_prologue): Strip away the memory barrier in the
16683 parallel when trying to get rid of restore insns.
16684 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
16685 definition for loading the stack pointer from an FPR. Compared to
16686 the normal move insn this pattern includes a full memory barrier.
16688 2016-04-19 Jakub Jelinek <jakub@redhat.com>
16690 PR middle-end/70680
16691 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
16692 implicitly linear or lastprivate iterator on the outer context.
16694 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16696 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
16698 * config/i386/i386.md (ssememalign): Removed.
16699 * config/i386/sse.md: Remove ssememalign attribute from patterns.
16701 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16704 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
16705 const short * to __builtin_ia32_loaddquhi512_mask.
16706 (_mm512_maskz_loadu_epi16): Likewise.
16707 (_mm512_mask_storeu_epi16): Pass short * to
16708 __builtin_ia32_storedquhi512_mask.
16709 (_mm512_mask_loadu_epi8): Pass const char * to
16710 __builtin_ia32_loaddquqi512_mask.
16711 (_mm512_maskz_loadu_epi8): Likewise.
16712 (_mm512_mask_storeu_epi8): Pass char * to
16713 __builtin_ia32_storedquqi512_mask.
16714 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
16715 const double * to __builtin_ia32_loadupd512_mask.
16716 (_mm512_mask_loadu_pd): Likewise.
16717 (_mm512_maskz_loadu_pd): Likewise.
16718 (_mm512_storeu_pd): Pass double * to
16719 __builtin_ia32_storeupd512_mask.
16720 (_mm512_mask_storeu_pd): Likewise.
16721 (_mm512_loadu_ps): Pass const float * to
16722 __builtin_ia32_loadups512_mask.
16723 (_mm512_mask_loadu_ps): Likewise.
16724 (_mm512_maskz_loadu_ps): Likewise.
16725 (_mm512_storeu_ps): Pass float * to
16726 __builtin_ia32_storeups512_mask.
16727 (_mm512_mask_storeu_ps): Likewise.
16728 (_mm512_mask_loadu_epi64): Pass const long long * to
16729 __builtin_ia32_loaddqudi512_mask.
16730 (_mm512_maskz_loadu_epi64): Likewise.
16731 (_mm512_mask_storeu_epi64): Pass long long *
16732 to __builtin_ia32_storedqudi512_mask.
16733 (_mm512_loadu_si512): Pass const int * to
16734 __builtin_ia32_loaddqusi512_mask.
16735 (_mm512_mask_loadu_epi32): Likewise.
16736 (_mm512_maskz_loadu_epi32): Likewise.
16737 (_mm512_storeu_si512): Pass int * to
16738 __builtin_ia32_storedqusi512_mask.
16739 (_mm512_mask_storeu_epi32): Likewise.
16740 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
16741 char * to __builtin_ia32_storedquqi256_mask.
16742 (_mm_mask_storeu_epi8): Likewise.
16743 (_mm256_mask_loadu_epi16): Pass const short * to
16744 __builtin_ia32_loaddquhi256_mask.
16745 (_mm256_maskz_loadu_epi16): Likewise.
16746 (_mm_mask_loadu_epi16): Pass const short * to
16747 __builtin_ia32_loaddquhi128_mask.
16748 (_mm_maskz_loadu_epi16): Likewise.
16749 (_mm256_mask_loadu_epi8): Pass const char * to
16750 __builtin_ia32_loaddquqi256_mask.
16751 (_mm256_maskz_loadu_epi8): Likewise.
16752 (_mm_mask_loadu_epi8): Pass const char * to
16753 __builtin_ia32_loaddquqi128_mask.
16754 (_mm_maskz_loadu_epi8): Likewise.
16755 (_mm256_mask_storeu_epi16): Pass short * to.
16756 __builtin_ia32_storedquhi256_mask.
16757 (_mm_mask_storeu_epi16): Pass short * to.
16758 __builtin_ia32_storedquhi128_mask.
16759 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
16760 const double * to __builtin_ia32_loadupd256_mask.
16761 (_mm256_maskz_loadu_pd): Likewise.
16762 (_mm_mask_loadu_pd): Pass onst double * to
16763 __builtin_ia32_loadupd128_mask.
16764 (_mm_maskz_loadu_pd): Likewise.
16765 (_mm256_mask_storeu_pd): Pass double * to
16766 __builtin_ia32_storeupd256_mask.
16767 (_mm_mask_storeu_pd): Pass double * to
16768 __builtin_ia32_storeupd128_mask.
16769 (_mm256_mask_loadu_ps): Pass const float * to
16770 __builtin_ia32_loadups256_mask.
16771 (_mm256_maskz_loadu_ps): Likewise.
16772 (_mm_mask_loadu_ps): Pass const float * to
16773 __builtin_ia32_loadups128_mask.
16774 (_mm_maskz_loadu_ps): Likewise.
16775 (_mm256_mask_storeu_ps): Pass float * to
16776 __builtin_ia32_storeups256_mask.
16777 (_mm_mask_storeu_ps): ass float * to
16778 __builtin_ia32_storeups128_mask.
16779 (_mm256_mask_loadu_epi64): Pass const long long * to
16780 __builtin_ia32_loaddqudi256_mask.
16781 (_mm256_maskz_loadu_epi64): Likewise.
16782 (_mm_mask_loadu_epi64): Pass const long long * to
16783 __builtin_ia32_loaddqudi128_mask.
16784 (_mm_maskz_loadu_epi64): Likewise.
16785 (_mm256_mask_storeu_epi64): Pass long long * to
16786 __builtin_ia32_storedqudi256_mask.
16787 (_mm_mask_storeu_epi64): Pass long long * to
16788 __builtin_ia32_storedqudi128_mask.
16789 (_mm256_mask_loadu_epi32): Pass const int * to
16790 __builtin_ia32_loaddqusi256_mask.
16791 (_mm256_maskz_loadu_epi32): Likewise.
16792 (_mm_mask_loadu_epi32): Pass const int * to
16793 __builtin_ia32_loaddqusi128_mask.
16794 (_mm_maskz_loadu_epi32): Likewise.
16795 (_mm256_mask_storeu_epi32): Pass int * to
16796 __builtin_ia32_storedqusi256_mask.
16797 (_mm_mask_storeu_epi32): Pass int * to
16798 __builtin_ia32_storedqusi128_mask.
16799 * config/i386/i386-builtin-types.def (PCSHORT): New.
16800 (PINT64): Likewise.
16801 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
16802 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
16803 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
16804 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
16805 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
16806 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
16807 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
16808 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
16809 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
16810 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
16811 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
16812 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
16813 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
16814 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
16815 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
16816 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
16817 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
16818 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
16819 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
16820 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
16821 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
16822 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
16823 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
16824 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
16825 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
16826 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
16827 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
16828 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
16829 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
16830 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
16831 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
16832 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
16833 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
16834 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
16835 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
16836 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
16837 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
16838 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
16839 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
16840 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
16841 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
16842 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
16843 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
16844 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
16845 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
16846 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
16847 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
16848 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
16849 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
16851 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
16852 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
16854 (ix86_expand_vector_move_misalign): Likewise.
16855 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
16856 to scalar function prototype for unaligned load/store builtins.
16857 (ix86_expand_special_args_builtin): Updated.
16858 * config/i386/sse.md (UNSPEC_LOADU): Removed.
16859 (UNSPEC_STOREU): Likewise.
16860 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
16861 (VI_ULOADSTORE_F_AVX512VL): Likewise.
16862 (ssescalarsize): Handle V4TI, V2TI and V1TI.
16863 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16864 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16865 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
16866 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
16867 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
16868 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
16869 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
16870 (<avx512>_storedqu<mode>_mask): Likewise.
16871 (*sse4_2_pcmpestr_unaligned): Likewise.
16872 (*sse4_2_pcmpistr_unaligned): Likewise.
16873 (*mov<mode>_internal): Renamed to ...
16874 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
16875 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
16876 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
16877 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
16879 2016-04-19 Richard Biener <rguenther@suse.de>
16881 PR tree-optimization/70171
16882 * tree-ssa-phiprop.c: Include stor-layout.h.
16883 (phiprop_insert_phi): Handle the aggregate copy case.
16884 (propagate_with_phi): Likewise.
16886 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
16888 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
16889 instead of simplify_gen_subreg (... , 0).
16890 (ix86_delegitimize_address): Ditto.
16891 (ix86_split_divmod): Ditto.
16892 (ix86_split_copysign_const): Ditto.
16893 (ix86_split_copysign_var): Ditto.
16894 (ix86_expand_args_builtin): Ditto.
16895 (ix86_expand_round_builtin): Ditto.
16896 (ix86_expand_special_args_builtin): Ditto.
16897 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
16898 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
16899 (udivmodqi4): Ditto.
16900 (absneg splitters): Ditto.
16901 (*jcc_bt<mode>_1): Ditto.
16903 2016-04-19 Richard Biener <rguenther@suse.de>
16905 PR tree-optimization/70724
16906 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
16907 restoring out from ...
16908 (free_scc_vn): ... here.
16909 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
16910 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
16912 (pass_fre::execute): Restore SSA info.
16914 2016-04-19 Richard Biener <rguenther@suse.de>
16916 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
16917 * gimple-walk.c (walk_gimple_op): Initialize it.
16918 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
16919 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
16920 remapping SSA names of defs.
16921 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
16924 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
16926 PR middle-end/70689
16927 * lra-constraints.c (equiv_substition_p): New.
16928 (process_alt_operands): Use it.
16929 (swap_operands): Swap it.
16930 (curr_insn_transform): Update it.
16932 2016-04-18 Michael Matz <matz@suse.de>
16934 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
16935 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
16936 * tree-core.h (tree_type_common.align): Use bit-field.
16937 (tree_type_common.spare): New.
16938 (tree_decl_common.off_align): Make smaller.
16939 (tree_decl_common.align): Use bit-field.
16941 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
16942 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
16943 (scan_sharing_clauses): Ditto.
16944 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16945 (omp_finish_file): Ditto.
16946 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
16947 (layout_decl): Ditto.
16948 (relayout_decl): Ditto.
16949 (finalize_record_size): Use SET_TYPE_ALIGN.
16950 (finalize_type_size): Ditto.
16951 (finish_builtin_struct): Ditto.
16952 (layout_type): Ditto.
16953 (initialize_sizetypes): Ditto.
16954 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
16955 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
16956 (lookup_field_for_decl): Use SET_DECL_ALIGN.
16957 (get_chain_field): Ditto.
16958 (get_trampoline_type): Ditto.
16959 (get_nl_goto_field): Ditto.
16960 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
16962 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
16963 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
16964 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16965 (build_qualified_type): Use SET_TYPE_ALIGN.
16966 (build_aligned_type, build_range_type_1): Ditto.
16967 (build_atomic_base): Ditto.
16968 (build_common_tree_nodes): Ditto.
16969 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
16970 (expand_one_stack_var_at): Ditto.
16971 * coverage.c (build_var): Use SET_DECL_ALIGN.
16972 * except.c (init_eh): Ditto.
16973 * function.c (assign_parm_setup_block): Ditto.
16974 * symtab.c (increase_alignment_1): Ditto.
16975 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
16976 * tree-vect-stmts.c (ensure_base_align): Ditto.
16977 * varasm.c (align_variable): Ditto.
16978 (assemble_variable): Ditto.
16979 (build_constant_desc): Ditto.
16980 (output_constant_def_contents): Ditto.
16982 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
16983 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
16984 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
16985 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
16986 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
16988 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
16991 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
16992 replace %vmovsd with "%vmovq".
16993 (vec_concatv2df): Likewise.
16995 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
16997 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
16998 (*vec_extractv2si_0): Ditto.
16999 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17000 (zero_extended_scalar_load_operand splitters): Ditto.
17001 (vec_extract splitters): Ditto.
17002 (*vec_extractv4si_0_zext): Ditto.
17003 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17004 and lowpart_subreg.
17005 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17006 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17007 (*sse4_1_extractps): Use lowpart_subreg.
17008 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17010 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17012 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17014 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17015 Mention Solaris 11 packaging changes.
17016 Update gas and gld requirements.
17017 Remove reference to pre-Solaris 10 bug.
17018 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17020 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17023 2016-04-17 Jan Hubicka <jh@suse.cz>
17025 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17026 max_loop_iterations_int.
17028 2016-04-18 Richard Biener <rguenther@suse.de>
17030 PR tree-optimization/43434
17031 * tree-ssa-structalias.c (struct vls_data): New.
17032 (visit_loadstore): Handle all pointer-based accesses.
17033 (compute_dependence_clique): Compute a bitmap of restrict tags
17034 assigned bases and pass it to visit_loadstore.
17036 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17039 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17040 armv8.1-a and armv8.1-a+crc.
17042 2016-04-18 Richard Biener <rguenther@suse.de>
17044 PR tree-optimization/70701
17045 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17046 references after translating through a memcpy.
17048 2016-04-18 Richard Biener <rguenther@suse.de>
17050 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17051 (compute_antic): ... here. For partial antic use regular
17052 postorder and scrap iteration.
17053 (compute_partial_antic_aux): Remove unused return value.
17054 (init_pre): Do not allocate postorder.
17055 (fini_pre): Do not free postorder.
17057 2016-04-18 Richard Biener <rguenther@suse.de>
17059 PR middle-end/37870
17060 * expmed.c (extract_bit_field_1): Remove broken case
17061 using a wider MODE_INT mode.
17063 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17065 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17066 unless compiling with at least GCC-4.8.
17068 2016-04-17 Jan Hubicka <jh@suse.cz>
17071 * graphite.c (graphite_finalize): Update call to
17072 tree_estimate_probability.
17073 * predict.h (tree_estimate_probability): Update prototype.
17075 2016-04-17 Jan Hubicka <jh@suse.cz>
17077 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17078 (tree_estimate_probability): Likewise.
17079 (pass_profile::execute): Update.
17080 (report_predictor_hitrates): New function.
17081 * profile.c (compute_branch_probabilities): Use it.
17082 * predict.h (report_predictor_hitrates): Declare.
17084 2016-04-17 Jan Hubicka <jh@suse.cz>
17087 * cgraph.h (cgraph_node::set_const_flag,
17088 cgraph_node::set_pure_flag): Update prototype to return bool;
17090 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17091 of interposable symbol are interposable, too.
17092 (cgraph_set_const_flag_1): Rename to ...
17093 (set_const_flag_1): ... this one; change to self recursive function
17094 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17095 clearnig the flag in all variants and also virtual thunks of const
17096 functions are pure; track if any change was done.
17097 (cgraph_node::set_const_flag): Update.
17098 (struct set_pure_flag_info): New struct.
17099 (cgraph_set_pure_flag_1): Rename to ...
17100 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17101 rather than pointer encoded flags; track if any changes was done;
17102 handle correctly clearning flag and setting flag of aliases already
17104 (cgraph_node::set_pure_flag): Update.
17105 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17107 2016-04-17 Tom de Vries <tom@codesourcery.com>
17110 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17111 backslash in label.
17113 2016-04-17 Tom de Vries <tom@codesourcery.com>
17115 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17116 '{}<> ' as escape-for-record.
17118 2016-04-17 Tom de Vries <tom@codesourcery.com>
17120 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17123 2016-04-17 Tom de Vries <tom@codesourcery.com>
17126 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17127 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17128 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17129 * passes.c (finish_optimization_passes): Only call
17130 finish_graph_dump_file if dfi->graph_dump_initialized.
17131 (execute_function_dump, pass_init_dump_file): Use
17132 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17134 2016-04-17 Tom de Vries <tom@codesourcery.com>
17136 PR tree-optimization/70256
17137 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17138 (debug_varmap): New function.
17140 2016-04-17 Tom de Vries <tom@codesourcery.com>
17143 * passes.c (pass_manager::register_pass): Propagate pflags.
17145 2016-04-17 Tom de Vries <tom@codesourcery.com>
17148 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17149 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17150 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17151 check if it's equal to p_start.
17152 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17154 2016-04-15 Jan Hubicka <jh@suse.cz>
17157 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17158 function does not bind to current def.
17159 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17160 handle conservatively calls to functions that does not need to bind
17162 (check_call): Update call of worse_state.
17163 (ignore_edge_for_nothrow): Update.
17164 (ignore_edge_for_pure_const): Likewise.
17165 (propagate_pure_const): Update calls to worse_state.
17166 (skip_function_for_local_pure_const): Reformat comments.
17168 2016-04-15 Jan Hubicka <jh@suse.cz>
17171 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17172 (cgraph_node::function_symbol): Likewise.
17173 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17174 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17175 (symtab_node::ultimate_alias_target): Add REF parameter.
17176 (symtab_node::binds_to_current_def_p): Declare.
17177 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17178 (cgraph_node::function_symbol): Likewise.
17179 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17180 (cgraph_node::get_availability): Likewise.
17181 (cgraph_edge::binds_to_current_def_p): New inline function.
17182 (varpool_node::get_availability): Add REF parameter.
17183 (varpool_node::ultimate_alias_target): Likewise.
17184 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17185 (symtab_node::binds_to_current_def_p): Likewise.
17186 * varpool.c (varpool_node::get_availability): Likewise.
17188 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17191 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17192 Fix mode size check.
17194 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17196 * BASE-VER: Set to 7.0.0.
17198 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17200 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17202 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17204 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17205 architecture revisions.
17207 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17209 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17210 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17211 * config/i386/i386.md (stack decrement to push peepholes): Guard
17212 with !x86_using_red_zone ().
17214 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17217 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17218 to dump_generic_node.
17219 (NIY): Pass also flags to do_niy.
17221 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17223 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17224 (simd_clone_vector_of_formal_parm_types)
17225 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17226 (simd_clone_mangle, simd_clone_create)
17227 (simd_clone_adjust_return_type, create_tmp_simd_array)
17228 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17229 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17230 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17231 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17232 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17233 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17234 * omp-simd-clone.c: ... this new file.
17235 (simd_clone_vector_of_formal_parm_types): Make it static.
17236 * Makefile.in (OBJS): Add omp-simd-clone.o.
17238 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17241 * config/i386/sse.md: Use proper memory operand modifiers.
17244 2016-04-15 Richard Biener <rguenther@suse.de>
17245 Alan Modra <amodra@gmail.com>
17247 PR tree-optimization/70130
17248 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17249 when alignment stays not the same and no not use the realign
17252 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17255 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17256 direct move handlers for KFmode. Change TFmode handlers test from
17257 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17259 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17262 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17263 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17264 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17265 * tree-ssa-live.c (remove_unused_scope_block_p): When
17266 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17267 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17268 block_ultimate_origin is FUNCTION_DECL.
17269 (remove_unused_locals): If current_function_decl is
17270 polymorphic_ctor_dtor_p, pass initial true to
17271 remove_unused_scope_block_p' is_ctor_dtor_block.
17273 2016-04-14 Martin Sebor <msebor@redhat.com>
17278 * doc/extend.texi (Variable Length): Revert.
17280 2016-04-14 Marek Polacek <polacek@redhat.com>
17281 Jan Hubicka <hubicka@ucw.cz>
17284 * tree.c (verify_type): Disable the canonical type of main variant
17287 2016-04-14 Jason Merrill <jason@redhat.com>
17289 * cfgexpand.c, expr.c: Revert previous change.
17291 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17293 PR middle-end/70643
17294 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17295 when building a mem ref for the incoming reduction variable.
17297 2016-04-14 Richard Biener <rguenther@suse.de>
17299 PR tree-optimization/70614
17300 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17301 loop if the evolution dropped to chrec_dont_know.
17302 (interpret_condition_phi): Likewise.
17304 2016-04-14 Richard Biener <rguenther@suse.de>
17306 PR tree-optimization/70623
17307 * tree-ssa-pre.c (changed_blocks): Make global ...
17308 (compute_antic): ... local here. Move and fix worklist
17309 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17310 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17311 worklist handling, dump when ANTIC_IN changed.
17312 (compute_partial_antic_aux): Remove worklist handling.
17313 (init_pre): Do not compute post dominators. Add a comment about
17314 the CFG order chosen.
17315 (fini_pre): Do not free post dominators.
17317 2016-04-13 Martin Sebor <msebor@redhat.com>
17322 * doc/extend.texi (Variable Length): Document C++ specifics.
17324 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17327 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17328 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17329 eh edges have been purged.
17332 * tree-sra.c (create_access_replacement,
17333 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17335 * tree-pretty-print.c (dump_fancy_name): New function.
17336 (dump_decl_name, dump_generic_node): Use it.
17338 2016-04-13 Jason Merrill <jason@redhat.com>
17340 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17341 * expr.c (expand_expr_real_1): Likewise.
17343 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17345 * config/i386/i386.md (kunpckhi): Swap operands.
17346 (kunpcksi): Likewise.
17347 (kunpckdi): Likewise.
17348 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17349 (vec_pack_trunc_<mode>): Likewise.
17351 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17354 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17356 PR middle-end/70633
17357 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17358 gimplification turns some element into non-constant.
17361 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17362 * explow.c (convert_memory_address_addr_space_1): No longer static,
17363 add NO_EMIT argument and don't call convert_modes if true, pass
17364 it down recursively, remove break after return.
17365 (convert_memory_address_addr_space): Adjust caller.
17366 * simplify-rtx.c (simplify_unary_operation_1): Call
17367 convert_memory_address_addr_space_1 instead of convert_memory_address,
17368 if it returns NULL, don't simplify.
17370 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17373 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17375 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17377 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17378 Bump the upper SIMDLEN limits, so that if the return type or
17379 characteristic type if the return type is void can be passed in
17380 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17383 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17386 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17387 Do not use "=" constraint on an input constraint.
17388 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17389 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17390 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17391 generates (neg (abs ...)) instead of (abs ...).
17393 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17395 PR rtl-optimization/70596
17396 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17397 just invalidate LRA data and reset them. Adjust dump wording.
17399 2016-04-12 Martin Liska <mliska@suse.cz>
17402 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17404 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17406 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17407 max_loop_iterations_int.
17408 (tree_unswitch_outer_loop): Likewise.
17409 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17410 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17412 2016-04-12 Tom de Vries <tom@codesourcery.com>
17414 PR tree-optimization/68756
17415 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17416 instead of new_name.
17418 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17420 PR tree-optimization/70602
17421 * tree-sra.c (generate_subtree_copies): Don't write anything into
17422 constant pool decls.
17424 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17425 regardless whether there are depend clauses or not.
17427 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17430 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17431 target attribute and pragma from changing the -mfloat128
17432 and -mfloat128-hardware options.
17434 * doc/extend.texi (Additional Floating Types): Document PowerPC
17435 __float128 restrictions.
17437 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17440 * config/aarch64/driver-aarch64.c
17441 (aarch64_get_extension_string_for_isa_flags): New.
17442 (arch_extension): Rename to...
17443 (aarch64_arch_extension): ...This.
17444 (ext_to_feat_string): Rename to...
17445 (aarch64_extensions): ...This.
17446 (aarch64_core_data): Keep track of architecture extension flags.
17447 (cpu_data): Rename to...
17448 (aarch64_cpu_data): ...This.
17449 (aarch64_arch_driver_info): Keep track of architecture extension
17451 (get_arch_name_from_id): Rename to...
17452 (get_arch_from_id): ...This, change return type.
17453 (host_detect_local_cpu): Update and reformat for renames, handle
17454 extensions through common infrastructure.
17456 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17459 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17460 track of a canonical flag name.
17461 (all_extensions): Likewise.
17462 (arch_to_arch_name): Also track extension flags enabled by the arch.
17463 (all_architectures): Likewise.
17464 (aarch64_parse_extension): Move to here.
17465 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17467 (aarch64_rewrite_selected_cpu): Update for above change.
17468 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17469 are handled, such that the single explicit value enabled by an
17470 extension is kept seperate from the implicit values it also enables.
17471 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17473 (aarch64_parse_extension): New.
17474 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17475 here to config/aarch64/aarch64-protos.h.
17476 (aarch64_parse_extension): Move from here to
17477 common/config/aarch64/aarch64-common.c.
17478 (aarch64_option_print): Update.
17479 (aarch64_declare_function_name): Likewise.
17480 (aarch64_start_file): Likewise.
17481 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17482 the canonical flag for extensions.
17483 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
17486 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17488 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
17491 2016-04-09 Tom de Vries <tom@codesourcery.com>
17493 PR tree-optimization/68953
17494 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
17495 first to last subscript.
17497 2016-04-09 Jakub Jelinek <jakub@redhat.com>
17499 PR tree-optimization/70586
17500 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
17503 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
17507 PR tree-optimization/70373
17508 PR middle-end/70533
17509 PR middle-end/70534
17510 PR middle-end/70535
17511 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
17512 clauses for acc parallel reductions as necessary. Error on those
17514 * omp-low.c (scan_sharing_clauses): Don't install variables which
17515 are used in acc parallel reductions.
17516 (lower_rec_input_clauses): Remove dead code.
17517 (lower_oacc_reductions): Add support for reference reductions.
17518 (lower_reduction_clauses): Remove dead code.
17519 (lower_omp_target): Don't remap variables appearing in acc parallel
17521 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
17523 2016-04-08 Jakub Jelinek <jakub@redhat.com>
17525 PR middle-end/70593
17526 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
17527 with multiple SSA_NAME defs, force the outputs other than first
17528 to be live before calling live_track_process_def on each output.
17530 PR rtl-optimization/70574
17531 * fwprop.c (forward_propagate_and_simplify): Don't add
17532 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
17533 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
17534 paradoxical subregs within *loc.
17536 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
17538 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
17539 -ftree-parallelize-loops={0,1}.
17540 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
17541 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
17542 * config/ia64/hpux.h (LIB_SPEC): Likewise.
17543 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
17544 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
17546 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
17549 * asan.c (instrument_derefs): If we get unknown location, extract it
17550 with EXPR_LOCATION.
17551 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
17553 2016-04-08 Tom de Vries <tom@codesourcery.com>
17555 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
17556 implicit firstprivate clause.
17558 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17561 * config/arm/thumb2.md (tst + branch-> lsls + branch
17562 peephole below *orsi_not_shiftsi_si): Require that condition
17563 register is dead after the peephole.
17564 (second peephole after the above): Likewise.
17566 2016-04-08 Alan Modra <amodra@gmail.com>
17569 * builtins.c (fold_builtin_classify): For IBM extended precision,
17570 look at just the high-order double to test for NaN.
17571 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
17572 test just the high double for Inf but both doubles for subnormal
17575 2016-04-07 Jakub Jelinek <jakub@redhat.com>
17577 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
17578 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
17579 node->simdclone->mask_mode != VOIDmode masks.
17580 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
17581 earlier, use it instead of node->simdclone.
17582 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17583 Set clonei->mask_mode.
17585 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17588 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
17589 Pass it through to cp_parser_already_scoped_statement.
17590 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
17591 it through to cp_parser_statement.
17592 (cp_parser_statement): Pass IF_P through to
17593 cp_parser_iteration_statement.
17594 (cp_parser_pragma): Adjust call to
17595 cp_parser_iteration_statement.
17597 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17600 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
17601 resolve a future -Wparentheses warning.
17602 * omp-low.c (scan_sharing_clauses): Likewise.
17603 * tree-parloops.c (eliminate_local_variables): Likewise.
17605 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
17607 PR rtl-optimization/70398
17608 * lra-constraints.c (process_address_1): Check zero scale and code
17609 for reloading with zero scale.
17611 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
17613 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
17614 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
17616 2016-04-06 Jakub Jelinek <jakub@redhat.com>
17618 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17619 Add support for AVX512F clones, include them by default for
17620 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
17621 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
17624 PR middle-end/70550
17625 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
17626 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
17627 firstprivate clauses.
17628 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
17629 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
17630 (lower_omp_target): Set TREE_NO_WARNING for
17631 non-addressable possibly uninitialized vars which are copied into
17632 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
17634 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
17636 * config/pa/predicates.md (integer_store_memory_operand): Accept
17637 REG+D operands with a large offset when reload_in_progress is true.
17638 (floating_point_store_memory_operand): Likewise.
17640 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17643 * match.pd (nested int casts): Limit to GIMPLE.
17645 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
17648 * ipa-devirt.c (maybe_record_node): Fix comment; use
17649 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
17651 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17653 PR rtl-optimization/70542
17654 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
17655 if there are any uses other than insn or debug insns.
17657 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
17658 Jakub Jelinek <jakub@redhat.com>
17660 PR tree-optimization/70509
17661 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
17662 Shift HOST_WIDE_INT_1U instead of 1.
17664 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
17666 PR tree-optimization/70509
17667 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
17668 of the vector base type for index.
17670 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
17673 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
17675 2016-04-05 Richard Biener <rguenther@suse.de>
17677 PR tree-optimization/70526
17678 * tree-sra.c (build_ref_for_offset): Use prev_base to
17679 extract the alias pointer type.
17681 2016-04-05 Richard Biener <rguenther@suse.de>
17683 * dse.c (struct store_info): Remove alias_set member.
17684 (struct read_info_type): Likewise.
17685 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
17686 spill_deleted, clear_alias_set_lookup): Remove.
17687 (get_group_info): Remove dead base == NULL_RTX case.
17688 (dse_step0): Remove initialization of removed variables.
17689 (delete_dead_store_insn): Reomve alias set dumping.
17690 (free_read_records): Remove alias_set handling.
17691 (canon_address): Remove alias_set_out parameter.
17692 (record_store): Remove spill_alias_set, it's always zero.
17693 (check_mem_read_rtx): Likewise.
17694 (dse_step2): Rename from ...
17695 (dse_step2_nospill): ... this. Adjust.
17696 (scan_stores): Rename from ...
17697 (scan_stores_nospill): ... this.
17698 (scan_reads): Rename from ...
17699 (scan_reads_nospill): ... this.
17700 (scan_stores_spill, scan_reads_spill): Remove.
17701 (dse_step3_scan): Remove for_spills argument which is always false.
17702 (dse_step3): Likewise.
17703 (dse_step5): Rename from ...
17704 (dse_step5_nospill): ... this. Remove alias_set handling.
17705 (rest_of_handle_dse): Adjust.
17707 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17710 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
17711 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
17712 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
17713 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
17715 2016-04-05 Richard Biener <rguenther@suse.de>
17717 PR middle-end/70499
17718 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
17719 non-register type temporaries into SSA.
17721 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
17724 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
17725 calls when sanitizing.
17726 (possible_polymorphic_call_target_p): Fix formatting.
17728 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17729 Jakub Jelinek <jakub@redhat.com>
17731 PR middle-end/70457
17732 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
17733 to ensure a call statement is compatible with a built-in's
17735 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
17738 2016-04-04 Richard Biener <rguenther@suse.de>
17740 PR rtl-optimization/70484
17741 * rtl.h (canon_output_dependence): Declare.
17742 * alias.c (canon_output_dependence): New function.
17743 * dse.c (record_store): Use canon_output_dependence rather
17744 than canon_true_dependence.
17746 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17749 * cgraph.h (symtab_node::copy_visibility_from): New function.
17750 * symtab.c (symtab_node::copy_visibility_from): New function.
17751 * ipa-visibility.c (optimize_weakref): New function.
17752 (function_and_variable_visibility): Use it.
17754 2016-04-04 Martin Liska <mliska@suse.cz>
17757 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
17758 value that is really in range handled by SBR instruction.
17759 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
17760 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
17761 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
17763 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
17767 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
17768 set, but not for SP_REG operands.
17770 2016-04-02 Martin Sebor <msebor@redhat.com>
17773 * fold-const.c (maybe_nonzero_address): New function.
17774 (fold_comparison): Call it. Fold equality and relational
17775 expressions involving null pointers.
17776 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
17778 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
17780 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
17781 the "Y" constraint (scalar FP 0.0 immediate).
17783 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
17784 Add the "const_double" to the list of operand constraints.
17786 2016-04-01 Jakub Jelinek <jakub@redhat.com>
17788 PR rtl-optimization/70467
17789 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
17790 If low word of the last operand is 0, just emit addition/subtraction
17793 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17796 * config/s390/s390.c (s390_expand_insv): Check for everything
17797 constant instead of just VOIDmode stuff.
17799 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17802 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
17804 2016-04-01 Nathan Sidwell <nathan@acm.org>
17806 * tree.def (TRY_CATCH_EXPR): Correct documentation.
17808 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
17810 PR rtl-optimization/70461
17811 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
17814 2016-03-31 Martin Liska <mliska@suse.cz>
17817 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
17818 a tree value or an immediate integer value to a buffer
17819 that is eventually copied to a BRIG section.
17820 (emit_immediate_operand): Call the function here.
17821 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
17822 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
17823 of class' fields that are removed.
17824 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
17825 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
17826 m_brig_repr_size fields.
17828 2016-03-31 Martin Liska <mliska@suse.cz>
17831 * hsa-gen.c (hsa_function_representation::update_dominance): New
17833 (convert_addr_to_flat_segment): Likewise.
17834 (gen_hsa_memory_set): New alignment argument.
17835 (gen_hsa_ctor_assignment): Likewise.
17836 (gen_hsa_insns_for_single_assignment): Provide alignment
17837 to gen_hsa_ctor_assignment.
17838 (gen_hsa_insns_for_direct_call): Add new argument.
17839 (expand_lhs_of_string_op): New function.
17840 (expand_string_operation_builtin): Likewise.
17841 (expand_memory_copy): New function.
17842 (expand_memory_set): New function.
17843 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
17844 (convert_switch_statements): Change signature.
17845 (generate_hsa): Use a return value of the function.
17846 (pass_gen_hsail::execute): Do not call
17847 convert_switch_statements here.
17848 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
17849 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
17850 (hsa_function_representation::update_dominance): New function.
17852 2016-03-31 Martin Liska <mliska@suse.cz>
17855 * hsa-brig.c (emit_directive_variable): Emit alignment
17856 according to hsa_symbol::m_align.
17857 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
17858 (dump_hsa_symbol): Dump alignment of HSA symbols.
17859 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
17860 (gen_hsa_addr_with_align): New function.
17861 (hsa_bitmemref_alignment): Use newly added function.
17862 (gen_hsa_insns_for_load): Likewise.
17863 (gen_hsa_insns_for_store): Likewise.
17864 (gen_hsa_memory_copy): New argument added.
17865 (gen_hsa_insns_for_single_assignment): Respect
17866 alignment for assignments processed via gen_hsa_memory_copy.
17867 (gen_hsa_insns_for_direct_call): Likewise.
17868 (gen_hsa_insns_for_return): Likewise.
17869 (gen_function_def_parameters): Set default alignment.
17870 * hsa.c (hsa_object_alignment): New function.
17871 (hsa_byte_alignment): Pasted function.
17872 * hsa.h (hsa_symbol::m_align): New field.
17874 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17876 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
17877 scratch field for goto case.
17879 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
17881 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
17883 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
17886 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
17887 (scalar_chain::convert_insn): Call convert_op for reg
17888 moves to handle undefined registers.
17890 2016-03-31 Nathan Sidwell <nathan@acm.org>
17893 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
17894 Assert we don't want to move backwards.
17896 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
17899 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
17901 2016-03-31 Jakub Jelinek <jakub@redhat.com>
17903 PR rtl-optimization/70460
17904 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
17905 with operand from REG_LABEL_OPERAND, instead substitute
17906 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
17907 Don't do anything for REG_NON_LOCAL_GOTO jumps.
17909 2016-03-31 Martin Liska <mliska@suse.cz>
17911 * passes.c (execute_one_pass): Do not call
17912 todo_after for a discarded function.
17914 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17916 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
17917 (no_cost, infinite_cost): Initialize the new field.
17918 (get_computation_cost_at): Record setup cost.
17919 (determine_use_iv_cost_address): Skip cost computation for sub
17920 uses if we can estimate it without losing accuracy.
17922 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17924 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17926 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17927 max_loop_iterations_int.
17928 (tree_unswitch_outer_loop): Likewise.
17929 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17930 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17932 2016-03-30 Richard Biener <rguenther@suse.de>
17934 PR middle-end/70450
17935 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
17937 2016-03-30 Jakub Jelinek <jakub@redhat.com>
17940 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
17941 in gen_blendm expander.
17943 2016-03-30 Nick Clifton <nickc@redhat.com>
17946 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
17947 case where we are already provided with an SImode SUBREG.
17949 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
17952 * config/i386/i386.c (ix86_expand_epilogue): Properly check
17953 conflict between DRAP register and __builtin_eh_return.
17955 2016-03-30 Michael Matz <matz@suse.de>
17956 Richard Biener <rguenther@suse.de>
17959 * ipa-polymorphic-call.c (struct type_change_info): Change
17960 speculative to an unsigned allowing to limit the work we do.
17961 (csftc_abort_walking_p): New inline function..
17962 (check_stmt_for_type_change): Limit the number of may-defs
17963 skipped for speculative devirtualization to
17964 max-speculative-devirt-maydefs.
17965 * params.def (max-speculative-devirt-maydefs): New param.
17966 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
17968 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
17971 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
17974 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
17976 PR tree-optimization/59124
17977 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
17978 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
17980 2016-03-29 Jeff Law <law@redhat.com>
17982 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
17984 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17986 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
17989 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
17991 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
17992 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
17993 gcrt0.o if linking dynamically.
17995 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17998 * ipa-devirt.c (methods_equal_p): New function.
17999 (compare_virtual_tables): Use it.
18000 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18001 * cgraphclones.c (clone_function_name_1): Use
18002 symbol_table::symbol_suffix_separator.
18003 * coverage.c (build_var): Likewise.
18004 * symtab.c (symbol_table::symbol_suffix_separator): New.
18006 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18008 PR rtl-optimization/70429
18009 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18010 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18011 mode != result_mode.
18014 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18016 PR tree-optimization/70405
18017 * ssa-iterators.h (num_imm_uses): Add missing braces.
18019 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18021 PR rtl-optimization/68695
18022 * ira-color.c (allocno_copy_cost_saving): New.
18023 (improve_allocation): Use it.
18025 2016-03-29 Richard Henderson <rth@redhat.com>
18027 PR middle-end/70355
18028 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18030 2016-03-29 Richard Biener <rguenther@suse.de>
18032 PR middle-end/70424
18033 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18034 use alignment returned by get_pointer_alignment_1 if it is
18035 bigger than BITS_PER_UNIT.
18036 * builtins.c (get_pointer_alignment_1): Do not return true
18037 for alignment extracted from SSA info.
18039 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18041 * config/ft32/ft32.opt (mnodiv): New.
18042 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18043 * doc/invoke.texi (FT32 Options -mnodiv): New.
18045 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18048 * config/i386/i386.md (define_split, andn): Fix modes.
18050 2016-03-26 Richard Biener <rguenther@suse.de>
18051 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18054 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18056 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18057 as 2nd argument to cl_optimization_restore().
18059 2016-03-25 Richard Henderson <rth@redhat.com>
18062 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18063 * config/aarch64/aarch64-protos.h: Declare it.
18064 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18066 2016-03-25 Alan Modra <amodra@gmail.com>
18069 * config/rs6000/constraints.md (j): Simplify.
18070 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18072 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18073 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18074 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18075 in all constraint alternatives.
18076 (movtd_64bit_nodm): Delete "j" constraint alternative.
18078 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18080 * tree-ssa-propagate.c: Enhance docs for
18081 SSA_PROP_NOT_INTERESTING.
18083 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18085 * doc/extend.texi: Fix typo in documentation to pure attribute.
18087 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18090 * config/pa/pa.md (bswapdi2): Use a scratch register.
18092 2016-03-24 Richard Henderson <rth@redhat.com>
18094 PR middle-end/69845
18095 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18098 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18100 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18101 using ix86_expand_binary_operator instead of gen_andsi3.
18103 2016-03-24 Richard Biener <rguenther@suse.de>
18105 PR tree-optimization/70396
18106 * tree-vect-stmts.c (vectorizable_comparison): Use
18107 get_vectype_for_scalar_type.
18109 2016-03-24 Richard Biener <rguenther@suse.de>
18111 PR middle-end/70370
18112 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18113 with register bases.
18115 2016-03-24 Richard Biener <rguenther@suse.de>
18117 PR tree-optimization/70372
18118 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18119 build_all_ones_cst to also handle vector types correctly.
18121 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18124 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18127 2016-03-23 Marek Polacek <polacek@redhat.com>
18130 * doc/invoke.texi: Document -Wignored-attributes.
18132 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18134 PR tree-optimization/69042
18135 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18136 parameter from 30 to 40.
18138 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18140 PR tree-optimization/69042
18141 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18142 for use with constant offset stripped in base.
18144 2016-03-23 Richard Biener <rguenther@suse.de>
18146 PR middle-end/70251
18147 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18148 mode compatibility check.
18149 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18151 2016-03-23 Jeff Law <law@redhat.com>
18153 PR tree-optimization/64058
18154 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18156 (struct ssa_conflicts): Move up earlier in the file.
18157 (conflicts_, var_map_): New static variables.
18158 (initialize_conflict_count): New function to initialize the
18159 CONFLICT_COUNT field for each conflict pair.
18160 (compare_pairs): Lazily initialize the conflict count and use it
18161 as the first tie-breaker.
18162 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18163 and wipe conflicts_ and map_ around the call to qsort. Remove
18164 special case for 2 coalesce pairs.
18165 * bitmap.c (bitmap_count_unique_bits): New function.
18166 (bitmap_count_bits_in_word): New function, extracted from
18168 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18169 * bitmap.h (bitmap_count_unique_bits): Declare it.
18171 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18174 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18175 transparent alias chain for decl assembler name.
18176 * config/sol2.c (solaris_assemble_visibility): Likewise.
18178 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18180 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18182 (v10_fdivs): Likewise.
18183 (v10_fdivd): Likewise.
18185 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18188 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18189 to not call fclose twice on file.
18191 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18193 PR tree-optimization/70354
18194 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18195 oprnd0 is wider than oprnd1 and there is a cast from the wider
18196 type to oprnd1, mask it with the mask of the narrower type.
18199 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18200 Optimize TARGET_STV splitters, if high or low word of last argument
18203 2016-03-22 Jeff Law <law@redhat.com>
18206 tree-ssa-threadbackward.c
18207 (fsm_find_control_statement_thread_paths): Correctly distinguish
18208 between old style jump threads vs FSM jump threads.
18210 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18213 * config/i386/i386.c (scalar_chain::convert_op): Support
18214 uninitialized register usage case.
18216 2016-03-22 Richard Biener <rguenther@suse.de>
18218 PR middle-end/70251
18219 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18221 (capture::gen_transform): ... to change behavior when substituting
18222 a condition into cond or not-cond expr context.
18223 (dt_simplify::gen_1): Adjust.
18224 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18225 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18226 last change and instead change to
18227 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18228 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18230 2016-03-22 Anthony Green <green@moxielogic.com>
18232 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18233 issue for moxiebox targets.
18234 (CC1PLUS_SPEC): Ditto.
18236 2016-03-22 Richard Biener <rguenther@suse.de>
18238 PR middle-end/70333
18239 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18242 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18244 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18246 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18249 * config/i386/i386.c (def_builtin): Handle
18250 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18252 (const struct builtin_description bdesc_special_args[]):
18253 Remove duplicate ISA bits.
18255 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18258 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18259 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18260 in a way that works also for AVX512BW.
18263 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18264 instead of source if operands[1] is xmm16 and above and
18265 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18266 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18269 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18270 on assign if (*from_p) is a comparison, set it to
18271 TREE_NO_WARNING (*from_p).
18273 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18275 PR middle-end/70326
18276 * lra.c (restore_scratches): Ignore deleted insns.
18278 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18279 Jakub Jelinek <jakub@redhat.com>
18281 PR tree-optimization/70317
18282 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18285 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18288 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18289 of ix86_expand_move.
18291 (movti): Use general_operand for operand 1 predicate.
18293 2016-03-21 Martin Liska <mliska@suse.cz>
18295 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18297 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18299 2016-03-21 Martin Liska <mliska@suse.cz>
18302 * ipa-icf.c (sem_function::parse): Skip static
18303 constructors and destructors.
18305 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18308 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18309 function-like macro, peek following token(s) if it is followed
18310 by CPP_OPEN_PAREN token with optional padding in between, and
18311 if not, don't treat it like a macro.
18313 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18314 Alexander Monakov <amonakov@ispras.ru>
18316 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18317 for the stabs debug format.
18319 2016-03-21 Richard Biener <rguenther@suse.de>
18321 PR tree-optimization/70310
18322 * tree-vect-generic.c (expand_vector_condition): Fold the built
18325 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18328 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18329 Block third alternative for AVX-512VL target,
18331 2016-03-21 Martin Liska <mliska@suse.cz>
18334 * hsa-brig.c (emit_function_directives): Mark unemitted
18335 global variables for emission.
18336 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18337 (get_symbol_for_decl): Likewise.
18338 * hsa.h (struct hsa_symbol): New flag.
18340 2016-03-21 Richard Biener <rguenther@suse.de>
18342 PR tree-optimization/70288
18343 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18344 we do not estimate unsimplified all-constant conditionals or
18345 switches as optimized away.
18347 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18349 PR rtl-optimization/69102
18350 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18351 when we have a readonly dependency context.
18353 2016-03-18 Jeff Law <law@redhat.com>
18355 PR rtl-optimization/70263
18356 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18357 (update_equiv_regs): When trying to move a store to after the insn
18358 that sets the source of the store, make sure the store occurs after
18359 the insn that sets the source of the store. When successful note
18360 the REG_EQUIV note created in the dump file.
18362 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18363 Bernd Schmidt <bschmidt@redhat.com>
18365 * doc/extend.texi: Document more potential problems with basic asms.
18367 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18369 PR rtl-optimization/70278
18370 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18373 2016-03-18 Jason Merrill <jason@redhat.com>
18375 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18377 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18379 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18380 values to 128b regs.
18382 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18384 PR tree-optimization/70252
18385 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18386 boolean vector has a proper number of elements.
18387 (supportable_narrowing_operation): Likewise.
18389 2016-03-18 Tom de Vries <tom@codesourcery.com>
18392 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18394 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18396 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18397 instead of replace_rtx for DEBUG_INSNs.
18399 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18401 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18402 load type reservations.
18404 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18407 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18408 define_constraint for "Q" and "T" constraints.
18410 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18412 Tweak the pipeline model for Exynos M1
18414 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18417 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18420 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18421 where one or both locations aren't within a line_map.
18423 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18426 * opts.c (finish_options): Don't set flag_pie to the default if
18427 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18430 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18432 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18433 true as ALL_REGS argument to replace_rtx.
18435 2016-03-17 Richard Biener <rguenther@suse.de>
18438 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18441 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18444 * rtl.h (replace_rtx): Add ALL_REGS argument.
18445 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18446 equality and assert mode is the same, instead of just rtx pointer
18448 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18449 true as ALL_REGS argument to replace_rtx.
18451 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18453 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18454 for boolean vector with vector mode only.
18455 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18457 2016-03-17 Nick Clifton <nickc@redhat.com>
18460 * config/rx/rx.c (rx_print_integer): Print negative constants in
18463 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18466 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18468 2016-03-16 Richard Henderson <rth@redhat.com>
18469 Richard Biener <rguenth@suse.de>
18471 PR middle-end/70240
18472 PR middle-end/68215
18474 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18475 first operand as is_gimple_condexpr.
18477 PR middle-end/70240
18478 PR middle-end/68215
18480 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18481 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18482 Do not gimplify the result.
18483 (do_unop): Adjust call to tree_vec_extract.
18484 (do_binop): Likewise.
18485 (do_compare): Likewise.
18486 (do_plus_minus): Likewise.
18487 (do_negate): Likewise.
18488 (expand_vector_condition): Likewise.
18489 (do_cond): Likewise.
18491 2016-03-16 Richard Henderson <rth@redhat.com>
18494 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
18495 (aarch64_classify_address): Use it.
18496 (aarch64_legitimize_address): Force all subexpressions of PLUS
18497 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
18499 2016-03-16 Jakub Jelinek <jakub@redhat.com>
18500 Richard Biener <rguenth@suse.de>
18503 * rtlanal.c (replace_rtx): For REG, if from is a REG,
18504 return to even if only REGNO is equal, and assert
18507 2016-03-11 Jeff Law <law@redhat.com>
18509 PR rtl-optimization/70224
18510 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
18512 2016-03-16 Richard Henderson <rth@redhat.com>
18514 PR middle-end/70199
18515 * function.h (struct function): Add has_forced_label_in_static.
18516 * gimplify.c (force_labels_r): Set it.
18517 * lto-streamer-in.c (input_struct_function_base): Read it.
18518 * lto-streamer-out.c (output_struct_function_base): Write it.
18519 * tree-inline.c (has_label_address_in_static_1): Remove.
18520 (copy_forbidden): Remove fndecl parameter; test
18521 has_forced_label_in_static.
18522 (inline_forbidden_p): Update call to copy_forbidden.
18523 (tree_versionable_function_p): Likewise.
18524 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
18525 (chkp_versioning): Likewise.
18526 * tree-inline.h (copy_forbidden): Update decl.
18528 2016-03-16 Marek Polacek <polacek@redhat.com>
18531 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
18532 function being thunked if the result type doesn't have fixed size.
18533 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
18534 doesn't have fixed size.
18536 2016-03-16 Bin Cheng <bin.cheng@arm.com>
18538 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
18539 reporting malformed loop nest.
18541 2016-03-16 Tom de Vries <tom@codesourcery.com>
18544 * ipa-devirt.c (possible_polymorphic_call_targets): Move
18545 nodes.length () == 1 test to before first nodes[0] access.
18547 2016-03-16 Tom de Vries <tom@codesourcery.com>
18549 PR tree-optimization/68715
18550 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
18551 single_pred_p test.
18553 2016-03-16 Tom de Vries <tom@codesourcery.com>
18555 PR tree-optimization/68809
18556 * graphite-scop-detection.c (same_close_phi_node): Test if result types
18559 2016-03-16 Carlos O'Donell <carlos@redhat.com>
18560 Sandra Loosemore <sandra@codesourcery.com>
18562 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
18563 on leaf attribute. Mention ELF interposition problems.
18565 2016-03-16 Alan Modra <amodra@gmail.com>
18567 PR rtl-optimization/69195
18568 PR rtl-optimization/47992
18569 * ira.c (indirect_jump_optimize): Ignore artificial defs.
18572 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
18575 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
18577 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18579 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
18581 2016-03-15 Jakub Jelinek <jakub@redhat.com>
18583 PR rtl-optimization/70222
18584 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
18585 optimization if mode is different from result_mode, queue up masking
18586 of the result in outer_op. Formatting fix.
18588 PR middle-end/70239
18589 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
18592 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18594 PR rtl-optimization/69032
18595 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
18596 looping backwards over basic block insns.
18598 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18601 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
18602 to non-speculative when propagating trap bits.
18604 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18606 PR rtl-optimization/63384
18607 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
18608 DEBUG_INSN_P insns.
18610 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18613 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
18614 factored out from ...
18615 (sched_analyze_insn): ... here.
18616 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
18617 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
18618 get_implicit_reg_pending_clobbers in it.
18619 (setup_id_reg_sets): Use setup_id_implicit_regs.
18620 (deps_init_id): Ditto.
18622 2016-03-15 Tom de Vries <tom@codesourcery.com>
18625 * cgraph.c (cgraph_node::get_body): Save, reset and restore
18627 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
18628 execute_function_dump.
18629 (execute_one_pass): Don't dump function if it will be dumped after ipa
18632 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
18634 * genrecog.c (match_pattern_2): If pred is NULL don't call
18635 safe_predicate_mode on it.
18637 2016-03-14 Jakub Jelinek <jakub@redhat.com>
18639 PR middle-end/70219
18640 * lra-constraints.c (delete_move_and_clobber): Change assertion
18641 to also allow dregno == 0.
18643 2016-03-14 Richard Henderson <rth@redhat.com>
18646 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
18647 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
18648 (reassociate_bb): Use optimize_vec_cond_expr; avoid
18649 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
18652 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
18655 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
18657 (lra_create_live_ranges_1): initialize hard register biggest_mode to
18659 * lra-constraints.c (split_reg): For hard regs, try to find the
18660 biggest single-register mode used in the function.
18662 2016-03-14 Richard Biener <rguenther@suse.de>
18664 PR tree-optimization/56365
18665 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
18666 constants to compare against.
18668 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
18671 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18672 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
18673 (define_split for the GPR case): Use int_reg_operand instead of
18674 gpc_reg_operand for the output.
18676 2016-03-14 Tom de Vries <tom@codesourcery.com>
18678 PR tree-optimization/70045
18679 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
18680 create_empty_if_region_on_edge argument.
18682 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
18684 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
18685 (STACK_CHECK_PROTECT): Likewise.
18686 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18687 (STACK_CHECK_PROTECT): Likewise.
18688 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18689 (STACK_CHECK_PROTECT): Likewise.
18690 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
18691 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
18692 (STACK_CHECK_PROTECT): Likewise.
18694 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
18696 PR rtl-optimization/69307
18697 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
18698 registers in modes that span more than one register.
18700 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
18703 * lra-constraints.c (delete_move_and_clobber): New.
18704 (remove_inheritance_pseudos): Use it.
18706 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
18709 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
18710 the libcall is LCT_THROW.
18711 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
18712 for the checking routine.
18714 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18717 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
18718 optimization if we have direct move.
18719 (roundu32<mode>2_fprs): Likewise.
18721 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
18724 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
18726 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
18727 Arguments swapped. All callers changed. Take reg_renumber into
18728 account, and Calculate and compare register ranges for hard regs.
18730 2016-03-11 Jeff Law <law@redhat.com>
18732 PR tree-optimization/70190
18733 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18734 Handle cases where we can not extract the taken edge, even though we
18735 found a constant value.
18737 PR tree-optimization/64058
18738 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
18739 (num_coalesce_pairs): Move up earlier in file.
18740 (find_coalesce_pair): Initialize the INDEX field for each pair
18742 (compare_pairs): No longer sort on the elements in each pair.
18743 Instead break ties with the index of the coalesce pair.
18745 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18748 * config/aarch64/aarch64-protos.h
18749 (aarch64_save_restore_target_globals): New prototype.
18750 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
18751 Call the above when popping pragma.
18752 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
18754 (aarch64_set_current_function): Rewrite using the above.
18756 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18758 PR tree-optimization/70177
18759 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
18760 (extract_ops_from_tree): ... this. In the 2 argument
18761 overload remove _1 suffix.
18762 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
18763 (extract_ops_from_tree): ... this.
18764 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
18766 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18767 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
18768 extract_ops_from_tree instead of 2 operand one.
18770 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
18772 PR tree-optimization/70013
18773 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
18774 for constant-pool entries.
18776 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18778 PR rtl-optimization/70174
18779 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
18780 followed by gen_lowpart on force_reg instead of just gen_lowpart.
18782 PR tree-optimization/70169
18783 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
18784 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
18787 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18788 Jakub Jelinek <jakub@redhat.com>
18791 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
18792 of uninitialized values.
18794 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18796 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
18798 ("*trunctddd2"): New pattern definition.
18799 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
18802 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18804 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
18805 definitions for BFP and DFP rounding modes.
18806 ("fixuns_truncdddi2", "fixuns_trunctddi2")
18807 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
18808 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
18809 ("fix_trunctf<mode>2"): Use the new constants instead of magic
18812 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18814 * config/s390/constraints.md: Adjust comment.
18815 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
18816 s390_decompose_addrstyle_without_index.
18817 * config/s390/predicates.md (shift_count_or_setmem_operand):
18818 Rename to setmem_operand.
18819 * config/s390/s390-protos.h
18820 (s390_decompose_shift_count): Rename to
18821 s390_decompose_addrstyle_without_index.
18822 * config/s390/s390.c (s390_decompose_shift_count)
18823 (s390_mem_constraint, print_shift_count_operand)
18824 (print_operand_address, print_operand): Rename
18825 s390_decompose_shift_count to
18826 s390_decompose_addrstyle_without_index and rename
18827 print_shift_count_operand to print_addrstyle_operand troughout the
18829 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
18830 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
18831 Rename shift_count_or_setmem_operand to setmem_operand.
18832 * config/s390/vx-builtins.md ("vec_insert<mode>")
18833 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
18836 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18839 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18840 Handle overlapping retval and newval.
18842 2016-03-10 Nick Clifton <nickc@redhat.com>
18845 * config/aarch64/aarch64.c
18846 (aarch64_override_options_after_change_1): When forcing
18847 flag_omit_frame_pointer to be true, use a special value that can
18848 be detected if this function is called again, thus preventing
18849 flag_omit_leaf_frame_pointer from being forced to be false.
18851 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18853 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
18854 Set x_flag_omit_leaf_frame_pointer when handling
18855 -momit-leaf-frame-pointer.
18857 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18860 * cgraph.c (cgraph_node::dump): Dump split_part and
18861 indirect_call_target.
18862 * cgraph.h (cgraph_node): Add indirect_call_target flag.
18863 * ipa.c (has_addr_references_p): Cleanup.
18864 (is_indirect_call_target_p): New.
18865 (walk_polymorphic_call_targets): Do not mark virtuals that may be
18866 called indirectly as local.
18867 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
18869 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18872 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18873 on cxa_pure_virtual.
18875 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18878 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
18880 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18883 * tree.c (need_assembler_name_p): Only record main variant type names.
18885 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18888 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
18889 Always define to 0 or 1.
18890 (TARGET_FIX_ERR_A53_843419): New macro.
18891 * config/aarch64/aarch64-elf-raw.h
18892 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
18893 * config/aarch64/aarch64-linux.h: Likewise.
18894 * config/aarch64/aarch64.c
18895 (aarch64_override_options_after_change_1): Do not default
18896 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
18898 (aarch64_attributes): Handle fix-cortex-a53-843419.
18899 (aarch64_can_inline_p): Likewise.
18900 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
18902 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
18903 Jakub Jelinek <jakub@redhat.com>
18905 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
18906 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
18907 DECL_COMMONS if flag_unconstrained_commons is set.
18908 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18909 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
18910 (funconstrained-commons): Document.
18912 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18914 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
18915 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
18917 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
18919 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
18920 has a proper number of elements.
18922 2016-03-10 Alan Modra <amodra@gmail.com>
18924 PR rtl-optimization/69195
18925 PR rtl-optimization/47992
18926 * ira.c (recorded_label_ref): Delete.
18927 (update_equiv_regs): Return void.
18928 (indirect_jump_optimize): New function.
18929 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
18930 before regstat_compute_ri. Don't rebuild_jump_labels here.
18931 Delete update_regstat.
18933 2016-03-10 Richard Biener <rguenther@suse.de>
18935 PR tree-optimization/70128
18936 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18937 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
18939 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18941 PR tree-optimization/70152
18942 * tree-sra.c (replace_removed_params_ssa_names): Copy over
18943 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
18946 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
18947 instead of gen_sse2_loadlpd.
18948 * config/i386/sse.md (*vec_concatv2df): Rename to...
18949 (vec_concatv2df): ... this.
18951 PR tree-optimization/70127
18952 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
18954 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18958 * diagnostic-show-locus.c (compatible_locations_p): New function.
18959 (layout::layout): Sanitize ranges using compatible_locations_p.
18961 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18965 * diagnostic-show-locus.c (layout_range::layout_range): Replace
18966 location_range param with three const expanded_locations * and a
18968 (layout::layout): Replace call to
18969 rich_location::lazily_expand_location with get_expanded_location.
18970 Extract the range and perform location expansion here, passing
18971 the results to the layout_range ctor.
18972 * diagnostic.c (source_range::debug): Delete.
18973 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
18974 of rich_location::get_expanded_location.
18975 * gcc-rich-location.c (get_range_for_expr): Delete.
18976 (gcc_rich_location::add_expr): Reimplement to avoid the
18977 rich_location::add_range overload that took a location_range,
18978 passing a location_t instead.
18980 2016-03-09 Richard Biener <rguenther@suse.de>
18981 Jakub Jelinek <jakub@redhat.com>
18983 PR tree-optimization/70138
18984 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18985 Also skip vect_double_reduction_def.
18987 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18990 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
18991 if the operand is "m".
18993 2016-03-09 Nathan Sidwell <nathan@acm.org>
18995 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
18997 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18999 * config/i386/i386.c (processor_target_table): Fix cost table
19000 intialization order for znver1.
19002 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19004 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19005 - becuase -> because.
19006 * ipa-reference.c (ignore_module_statics): Likewise.
19007 * cgraph.c (cgraph_node::get_body): Likewise.
19008 * ipa-inline.c (early_inliner): Likewise.
19009 * ipa-devirt.c (types_same_for_odr): Likewise.
19010 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19011 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19013 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19015 * tree-ssa-math-opts.c: Fix typo in comment.
19017 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19020 * config/i386/i386.c (scalar_chain::make_vector_copies,
19021 scalar_chain::convert_reg): Call end_sequence in between
19022 get_insns and emit_conversion_insns rather than after both
19025 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19028 * config/i386/i386.h (machine_function): Add
19029 pc_thunk_call_expanded flag.
19030 (ix86_pc_thunk_call_expanded): New define.
19031 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19032 (*set_got): Rename insn pattern from set_got.
19033 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19034 * config/i386/i386.c (ix86_compute_frame_layout): Use
19035 ix86_pc_thunk_call_expanded to prevent red-zone.
19037 2016-03-07 Martin Jambor <mjambor@suse.cz>
19039 * hsa.h (hsa_get_ctor_statements): Declare.
19040 (hsa_get_dtor_statements): Likewise.
19041 (hsa_get_kernel_dispatch_type): Likewise.
19042 * hsa.c (hsa_get_ctor_statements): New function.
19043 (hsa_get_dtor_statements): Likewise.
19044 (hsa_get_kernel_dispatch_type): Likewise.
19045 * hsa-brig.c (hsa_cdtor_statements): Removed.
19046 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19047 hsa_get_dtor_statements.
19048 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19049 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19051 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19053 * config/arm/arm-cores.def (cortex-r8): New.
19054 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19055 * config/arm/arm-tune.md: Likewise.
19056 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19058 2016-03-07 Martin Sebor <msebor@redhat.com>
19060 PR rtl-optimization/19705
19061 * doc/invoke.texi (Options That Control Optimization): Clarify
19062 -fno-branch-count-reg.
19064 2016-02-26 Richard Biener <rguenther@suse.de>
19065 Jeff Law <law@redhat.com>
19067 PR tree-optimization/69740
19068 * cfghooks.c (remove_edge): Request loop fixups if we delete
19069 an edge that might turn an irreducible loop into a natural
19071 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19072 Move after definition of loops_state_clear.
19074 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19076 PR rtl-optimization/69052
19077 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19080 2016-03-07 Tom de Vries <tom@codesourcery.com>
19082 PR tree-optimization/70116
19083 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19084 is_tm_ending stmts and ubsan/asan internal functions.
19085 (find_duplicate): Use it. Don't test is_tm_ending here.
19087 2016-03-07 Richard Biener <rguenther@suse.de>
19089 PR tree-optimization/70115
19090 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19091 (propagate_constants_for_unrolling): Use replace_uses_by.
19093 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19095 PR middle-end/69916
19096 * omp-low.c (struct oacc_loop): Add ifns.
19097 (new_oacc_loop_raw): Initialize it.
19098 (finish_oacc_loop): Clear mask & flags if no ifns.
19099 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19100 (oacc_loop_xform_loop): Add ifns arg & adjust.
19101 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19103 2016-03-07 Richard Henderson <rth@redhat.com>
19106 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19107 (insert_value_copy_on_edge): Likewise.
19109 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19111 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19113 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19116 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19118 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19120 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19122 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19124 Fix sseimul type attribute.
19125 * config/i386/znver1.md
19126 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19127 znver1_sseimul_avx256_load) : Fix the type attribute.
19128 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19129 pipe usage and latency.
19131 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19134 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19135 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19138 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19141 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19143 PR rtl-optimization/69941
19144 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19145 the reg share its mode.
19147 2016-03-04 Jeff Law <law@redhat.com>
19149 PR tree-optimization/69196
19150 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19151 If the both SSA_NAMEs are anonymous, then consider them unassociated
19152 and include the PHI in the statement count.
19154 2016-03-05 Tom de Vries <tom@codesourcery.com>
19156 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19157 construct in oacc routine. Check for oacc region in oacc routine.
19159 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19162 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19163 2016-02-22 changes, instead don't recurse if RECUR is already true.
19164 Don't change *dynamic_check if RECUR. Adjust recursive caller
19165 to pass true to the new argument.
19166 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19169 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19170 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19172 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19174 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19176 PR rtl-optimization/57676
19177 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19178 with flag_checking.
19180 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19182 * tree-vect-patterns.c (search_type_for_mask): Handle
19183 comparison of booleans.
19185 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19187 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19191 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19192 all other ops that have dw_val_class_die_ref operands,
19193 and DW_OP_GNU_entry_value.
19195 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19197 PR rtl-optimization/69904
19198 * config/arm/arm.c (arm_cannot_copy_insn_p):
19199 Return true for load-exclusive instructions.
19201 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19204 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19205 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19206 the pattern no matter if it is used just by non-pattern, pattern
19208 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19209 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19210 oprnd1 def_stmt is in pattern, don't look through it.
19212 2016-03-03 Marek Polacek <polacek@redhat.com>
19214 PR middle-end/70050
19215 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19217 2016-03-03 Martin Liska <mliska@suse.cz>
19219 PR tree-optimization/70043
19220 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19221 previous statement if we see a debug statement.
19223 2016-03-03 Richard Biener <rguenther@suse.de>
19225 PR tree-optimization/55936
19226 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19227 parameter and guard unsafe equivalence use.
19228 (vrp_evaluate_conditional_warnv_with_ops): Always use
19229 safe equivalences but not via the quadratic compare_names
19232 2016-03-03 Michael Collison <michael.collison@linaro.org>
19235 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19236 for operand 1 to s_register_operand. Change predicate for operand
19237 2 to arm_not_immediate_operand.
19239 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19241 * doc/tm.texi: Regenerated.
19243 2016-03-02 Richard Henderson <rth@redhat.com>
19246 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19247 simplification when all args are positive non-fixed registers.
19249 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19251 * target.def (lra_p): Specify that new ports should use LRA.
19253 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19256 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19257 gimplify_type_sizes the type they refer to.
19258 (omp_notice_variable): Handle reference vars to VLAs.
19259 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19260 reference to VLA decls in the second pass instead of first pass.
19262 2016-03-02 Tom de Vries <tom@codesourcery.com>
19264 PR tree-optimization/68659
19265 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19266 new_expr == NULL_TREE.
19267 (get_new_name): Handle ADDR_EXPR.
19269 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19271 PR rtl-optimization/69052
19272 * loop-invariant.c (canonicalize_address): New function.
19273 (inv_can_prop_to_addr_use): Check validity of address expression
19274 which is canonicalized by above function.
19276 2016-03-02 Alan Modra <amodra@gmail.com>
19279 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19282 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19285 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19286 (*movhi_internal): Put mask moves from and to memory separately
19287 from moves from/to GPRs.
19289 2016-03-02 Richard Biener <rguenther@suse.de>
19291 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19292 GENERIC expressions in GIMPLE.
19294 2016-03-02 Richard Biener <rguenther@suse.de>
19296 * config/i386/i386.c (type_natural_mode): Fix typo.
19298 2016-03-02 Nick Clifton <nickc@redhat.com>
19300 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19302 2016-03-02 Richard Biener <rguenther@suse.de>
19303 Uros Bizjak <ubizjak@gmail.com>
19306 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19308 2016-03-02 Richard Biener <rguenther@suse.de>
19310 PR middle-end/67278
19311 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19313 2016-03-02 Marek Polacek <polacek@redhat.com>
19316 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19317 "is promoted to" warning.
19319 2016-03-01 DJ Delorie <dj@redhat.com>
19321 * config.gcc: Deprecate mep-*.
19323 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19325 PR middle-end/70025
19326 * lra-constraints.c (regno_val_use_in): New.
19327 (match_reload): Use it instead of regno_use_in.
19329 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19331 PR rtl-optimization/70007
19332 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19333 references present in REG_EQUAL notes attached to non-SET patterns.
19335 2016-03-01 Jeff Law <law@redhat.com>
19337 PR tree-optimization/69196
19338 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19339 Appropriately clamp the number of statements to copy when the
19340 thread path does not traverse a loop backedge.
19342 PR tree-optimization/69196
19343 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19344 Do count some PHIs in the thread path against the insn count. Decrease
19345 final statement count by one as the control statement in the last
19346 block will get removed. Remove special cased code for handling PHIs
19349 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19352 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19353 asm dialect alternatives to explicit GOTPCREL calls.
19355 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19358 * ira.c (do_reload): Issue warning for generic stack checking here...
19359 * reload1.c (reload): ...instead of here and streamline it.
19361 2016-03-01 Nick Clifton <nickc@redhat.com>
19363 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19365 2016-03-01 Richard Biener <rguenther@suse.de>
19367 PR tree-optimization/69983
19368 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19369 types and fall back to operand_equal_p.
19371 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19374 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19376 * config/s390/constraints.md ("jm8"): New constraint.
19377 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19379 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19381 ("*setmem_long<setmem_and>"): New pattern.
19382 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19384 ("*setmem_long_31z<setmem_and>"): New pattern.
19385 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19386 New substitution rules with the required attributes.
19389 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19392 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19394 * gensupport.c (process_substs_on_one_elem): Split loop to
19395 complete mark_operands_used_in_match_dup on all expressions in the
19397 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19398 and remove function.
19400 2016-03-01 Richard Biener <rguenther@suse.de>
19402 PR middle-end/70022
19403 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19404 vector BIT_FIELD_REF extract.
19406 2016-03-01 Richard Biener <rguenther@suse.de>
19408 PR tree-optimization/69994
19409 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19411 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19413 PR tree-optimization/69956
19414 * tree-vect-stmts.c (supportable_widening_operation): Support
19415 multi-step conversion of boolean vectors.
19416 (supportable_narrowing_operation): Likewise.
19418 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19420 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19423 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19425 * config/s390/subst.md (DSI_VI): New mode iterator.
19426 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19427 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19428 the insn definition.
19429 ("*vec_set<mode>"): Change predicate and add alternative to
19430 support only either register or const_int operands as element
19432 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19434 ("vec_extract<mode>"): New expander.
19435 ("*vec_extract<mode>"): New insn definition supporting reg and
19436 const_int element selectors.
19437 ("*vec_extract<mode>_plus"): New insn definition supporting
19438 reg+const_int element selectors.
19439 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19440 following expander+insn definition.
19441 ("<vec_shifts_name><mode>3"): New expander.
19442 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19444 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19446 * config/s390/s390.md ("*tabort_1"): Change predicate to
19447 nonmemory_operand. Add a second alternative to cover
19448 register as well as const int operands.
19449 ("*tabort_1_plus"): New pattern definition.
19451 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19453 * config/s390/s390.md ("*ashrdi3_cc_31")
19454 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19455 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19456 Merge insn definitions into ...
19457 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19458 New pattern definition.
19459 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19460 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19461 ("*ashr<mode>3_and"): Merge insn definitions into ...
19462 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19463 New pattern definition.
19464 * config/s390/subst.md ("addr_style_op_cc_subst")
19465 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19466 substitutions patterns plus attributes.
19467 Add ashiftrt to SUBST iterator.
19469 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19471 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19472 op2 to nonmemory_operand.
19473 ("*<shift>di3_31", "*<shift>di3_31_and"):
19474 Merge into single pattern definition ...
19475 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19476 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19477 pattern definition ...
19478 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19479 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19482 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19484 * config/s390/predicates.md (const_int_6bitset_operand): New
19486 * config/s390/s390.md: Include subst.md.
19487 ("rotl<mode>3"): New expander.
19488 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
19490 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
19491 * config/s390/subst.md: New file.
19493 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19495 * config/s390/s390.md ("op_type", "atype", "length" attributes):
19496 Remove RRR type. It doesn't really exist.
19497 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
19499 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
19500 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
19501 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
19502 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
19503 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
19504 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
19505 `enabled' attribute.
19507 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19509 * gensupport.c (process_substs_on_one_elem): Split loop to
19510 complete mark_operands_used_in_match_dup on all expressions in the
19512 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19513 and remove function.
19515 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19518 * config/sparc/sparc.c (NWORDS_UP): Rename to...
19519 (CEIL_NWORDS): ...this. Use CEIL macro.
19520 (compute_fp_layout): Adjust to above renaming.
19521 (function_arg_union_value): Likewise.
19522 (sparc_arg_partial_bytes): Likewise.
19523 (sparc_function_arg_advance): Likewise.
19525 2016-02-29 Jeff Law <law@redhat.com>
19527 PR tree-optimization/70005
19528 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
19529 where an object with a boolean range is compared against a value
19532 PR tree-optimization/69999
19533 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
19534 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
19537 2016-02-29 Richard Biener <rguenther@suse.de>
19539 PR tree-optimization/69994
19540 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
19541 (get_unary_op): Look through nop conversions.
19542 (ops_equal_values_p): New function, look for equality diregarding
19544 (eliminate_plus_minus_pair): Use ops_equal_values_p
19545 (repropagate_negates): Do not use get_unary_op here.
19547 2016-02-29 Martin Liska <mliska@suse.cz>
19549 * system.h: Poison ENABLE_CHECKING macro.
19551 2016-02-29 Martin Liska <mliska@suse.cz>
19553 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
19554 is presented in dump flags.
19555 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19556 (hsa_regalloc): Likewise.
19558 2016-02-19 Richard Biener <rguenther@suse.de>
19560 PR tree-optimization/69980
19561 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
19562 permutation of those we need to keep.
19564 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19567 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
19568 (NWORDS_UP): ...this
19569 (init_cumulative_args): Minor tweaks.
19570 (sparc_promote_function_mode): Likewise.
19571 (scan_record_type): Delete.
19572 (traverse_record_type): New function template.
19573 (classify_data_t): New structure type.
19574 (classify_registers): New inline function.
19575 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
19576 exhausted. Instantiate traverse_record_type on classify_registers and
19577 deal with the case of a structure passed in slot #15 with no FP field
19579 (assign_data_t): New structure type.
19580 (compute_int_layout): New static function.
19581 (compute_fp_layout): Likewise.
19582 (count_registers): New inline function.
19583 (assign_int_registers): New static function.
19584 (assign_fp_registers): Likewise.
19585 (assign_registers): New inline function.
19586 (function_arg_record_value_1): Delete.
19587 (function_arg_record_value_2): Likewise.
19588 (function_arg_record_value_3): Likewise.
19589 (function_arg_record_value): Adjust to above changes. Instantiate
19590 traverse_record_type on count_registers to first count the number of
19591 registers to be used and then on assign_registers to assign them.
19592 (function_arg_union_value): Adjust to above renaming.
19593 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
19594 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
19595 case of a structure passed in slot #15
19596 (sparc_function_arg_advance): Likewise.
19597 (function_arg_padding): Minor tweak.
19599 2016-02-29 Richard Biener <rguenther@suse.de>
19601 PR tree-optimization/69720
19602 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
19603 the adjustment_def path for possibly vectorized defs.
19604 (vect_create_epilog_for_reduction): Handle vectorized initial
19607 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
19609 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
19611 2016-02-27 Jeff Law <law@redhat.com>
19614 2016-02-26 Richard Biener <rguenther@suse.de>
19615 Jeff Law <law@redhat.com>
19617 PR tree-optimization/69740
19618 * cfghooks.c (remove_edge): Request loop fixups if we delete
19619 an edge that might turn an irreducible loop into a natural
19622 2016-02-27 Jakub Jelinek <jakub@redhat.com>
19624 PR rtl-optimization/69896
19625 * tree-vect-generic.c (get_compute_type): Avoid single element
19628 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
19630 Rename the AArch64 tuning option and related functions to enable the
19631 Newton series for the reciprocal square root to reflect its
19632 approximative characteristic.
19634 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
19635 function to "aarch64_emit_approx_rsqrt".
19636 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
19637 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
19638 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
19639 (xgene1_tunings): Likewise.
19640 (use_rsqrt_p): Likewise.
19641 (aarch64_emit_swrsqrt): Use new function name.
19642 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
19643 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
19644 text explaining this option.
19645 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
19647 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19650 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
19651 complain about -mallow-movmisalign without -mvsx if
19652 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
19654 2016-02-26 Joel Sherrill <joel@rtems.org>
19656 * config.gcc: Add x86_64-*-rtems*.
19657 * config/i386/rtems-64.h: New file.
19659 2016-02-26 Joel Sherrill <joel@rtems.org>
19661 * config.gcc: Add aarch64-*-rtems*.
19662 * config/aarch64/rtems.h: New file.
19664 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
19667 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
19668 shift amount using %h. Add comment.
19670 2016-02-26 Richard Biener <rguenther@suse.de>
19671 Jeff Law <law@redhat.com>
19673 PR tree-optimization/69740
19674 * cfghooks.c (remove_edge): Request loop fixups if we delete
19675 an edge that might turn an irreducible loop into a natural
19678 2016-02-26 Martin Jambor <mjambor@suse.cz>
19680 PR middle-end/69920
19681 * tree-sra.c (sra_modify_assign): Do not remove loads of
19682 uninitialized aggregates to SSA_NAMEs.
19684 2016-02-26 Richard Henderson <rth@redhat.com>
19687 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
19688 pseudo in case the target rtx matches the source of the left
19691 2016-02-26 Martin Jambor <mjambor@suse.cz>
19694 * hsa.h (hsa_type_packed_p): Declare.
19695 * hsa.c (hsa_type_packed_p): New function.
19696 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
19698 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
19699 * hsa-brig.c (emit_basic_insn): Likewise.
19701 2016-02-26 Martin Jambor <mjambor@suse.cz>
19704 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
19706 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
19708 2016-02-26 Martin Jambor <mjambor@suse.cz>
19710 * hsa.h (is_a_helper): New overload for hsa_op_immed for
19711 hsa_op_with_type operands.
19712 (hsa_unsigned_type_for_type): Declare.
19713 * hsa.c (hsa_unsigned_type_for_type): New function.
19714 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
19715 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
19716 the finalizer. Do not emit extra move.
19718 2016-02-26 Martin Jambor <mjambor@suse.cz>
19720 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
19721 atomic operations in private segment.
19723 2016-02-26 Martin Jambor <mjambor@suse.cz>
19725 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
19726 statements to wi->info. Also disallow omp simd constructs.
19727 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
19728 for not gridifying. Dump special string for omp_for.
19730 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19733 * config/aarch64/aarch64.c (aarch64_set_current_function):
19734 Save/restore target globals when switching to
19735 target_option_default_node.
19737 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19740 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
19741 Return 0 if !SHIFT_COUNT_TRUNCATED.
19743 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19744 Eric Botcazou <ebotcazou@adacore.com>
19746 PR rtl-optimization/69891
19747 * dse.c (scan_insn): If we can't figure out memset arguments
19748 or they are non-constant, call clear_rhs_from_active_local_stores.
19750 2016-02-26 Martin Liska <mliska@suse.cz>
19752 * doc/extend.texi: Mention clog10, clog10f an clog10l
19753 in Builtins section.
19755 2016-02-26 Martin Liska <mliska@suse.cz>
19757 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
19759 (resolve_args_picking_1): Likewise.
19760 * dwarf2out.h (struct GTY): Likewise.
19762 2016-02-26 Martin Liska <mliska@suse.cz>
19764 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
19765 with flag_checking.
19766 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19768 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
19769 Martin Liska <mliska@suse.cz>
19771 * doc/install.texi: Mention --enable-valgrind-annotations.
19773 2016-02-26 Richard Biener <rguenther@suse.de>
19775 PR tree-optimization/69551
19776 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
19777 looking through aliases adjust DECL_PT_UID to refer to the
19778 ultimate alias target.
19780 2016-02-25 Martin Liska <mliska@suse.cz>
19782 PR middle-end/69919
19783 * alloc-pool.c (after_memory_report): New variable.
19784 * alloc-pool.h (base_pool_allocator ::release): Do not use
19785 the infrastructure if after_memory_report.
19786 * toplev.c (toplev::main): Mark after memory report.
19788 2016-02-25 Richard Biener <rguenther@suse.de>
19790 PR tree-optimization/48795
19791 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
19793 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
19796 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
19797 offloading is enabled and -fopenacc or -fopenmp is specified.
19798 (CRTOFFLOADEND): Likewise.
19799 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
19800 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
19801 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
19802 (offload_objects_file_name): New static var.
19803 (tool_cleanup): Remove offload_objects_file_name file.
19804 (find_offloadbeginend): Replace with ...
19805 (find_crtoffloadtable): ... this.
19806 (run_gcc): Remove offload_argc and offload_argv.
19807 Get offload_objects_file_name from -foffload-objects=... option.
19808 Read names of object files with offload from this file, pass them to
19809 compile_images_for_offload_targets. Don't call find_offloadbeginend and
19810 don't pass offloadbegin and offloadend to the linker. Don't pass
19811 offload non-LTO files to the linker, because now they're not claimed.
19813 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
19816 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19817 on builtin_unreachable.
19819 2016-02-25 Jakub Jelinek <jakub@redhat.com>
19821 PR rtl-optimization/69896
19822 * regcprop.c: Include cfgrtl.h.
19823 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
19824 than remembered mode, either delete it (if noop_move_p), or
19825 treat like copy_p but not noop_p instruction.
19827 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19830 * dwarf2out.c (gen_variable_die): Work around buggy LTO
19831 - allow NULL decl for Fortran DW_TAG_common_block variables.
19833 2016-02-24 Jason Merrill <jason@redhat.com>
19835 * common.opt (flifetime-dse): Add -flifetime-dse=1.
19837 2016-02-24 Richard Biener <rguenther@suse.de>
19838 Jakub Jelinek <jakub@redhat.com>
19840 PR middle-end/69760
19841 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
19842 conditionally executed ops to well-defined overflow behavior.
19844 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19846 PR middle-end/69915
19847 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
19850 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19852 PR rtl-optimization/69886
19853 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
19854 argument. Use it when checking validity of set instructions.
19855 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
19856 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
19858 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
19859 * store-motion.c (find_moveable_store): Update
19860 can_assign_to_reg_without_clobbers_p callsite.
19862 2016-02-24 Richard Biener <rguenther@suse.de>
19864 PR middle-end/68963
19865 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
19867 (record_nonwrapping_iv): Do not fall back to the low/high bound
19868 for non-constant IV bases if the stmt is not always executed.
19870 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19872 * config/arm/arm-cores.def (cortex-a32): New entry.
19873 * config/arm/arm-tables.opt: Regenerate.
19874 * config/arm/arm-tune.md: Regenerate.
19875 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
19876 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
19877 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
19878 for -mcpu and -mtune.
19880 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19883 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
19884 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
19885 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
19886 (atomic_loaddi_1): Delete.
19887 (atomic_loaddi): Rewrite expander using the above changes.
19889 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19892 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
19895 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19896 Richard Biener <rguenth@suse.de>
19898 PR middle-end/69909
19899 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
19900 set_mem_attributes if tem is SSA_NAME which got expanded
19903 2016-02-24 Richard Biener <rguenther@suse.de>
19905 PR tree-optimization/69907
19906 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
19907 end of permutations for BB vectorization.
19909 2016-02-24 Christian Bruel <christian.bruel@st.com>
19911 * config/arm/arm-c.c (arm_option_override): Initialize
19912 target_option_current_node.
19913 * config/arm/arm.c (arm_pragma_target_parse): Replace
19914 build_target_option_node call by target_option_current_node.
19915 Set target_option_current_node.
19918 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
19921 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
19922 define_insn_and_split to define_insn.
19923 (zero_extendqi<mode>2_dot2): Same.
19924 (extendqi<mode>2_dot): Same.
19925 (extendqi<mode>2_dot2): Same.
19927 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19929 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
19930 and add bypass for AES{D,E} and AESMC pairs.
19931 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
19934 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19936 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
19937 series for reciprocal square root in Exynos M1.
19939 2016-02-23 Martin Sebor <msebor@redhat.com>
19942 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
19943 __builtin_alloca_with_align.
19945 2016-02-23 Richard Henderson <rth@redhat.com>
19947 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
19948 (ix86_register_pragmas): Remove __seg_tls.
19949 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
19950 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
19951 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
19952 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
19953 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
19954 * doc/extend.texi (__seg_tls): Remove item.
19956 2016-02-23 Richard Biener <rguenther@suse.de>
19958 * alloc-pool.h (struct allocation_object): Make id member
19959 conditional on CHECKING_P again.
19960 (get_instance): Adjust.
19961 (base_pool_allocator): Likewise.
19963 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
19965 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
19966 (parallelize_loops): In OpenACC kernels mode, set n_threads to
19968 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
19970 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
19972 2016-02-23 Richard Biener <rguenther@suse.de>
19974 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
19975 * bitmap.h (struct bitmap_usage): Likewise.
19976 (bitmap_move): Declare.
19977 * bitmap.c (register_overhead): Take size_t argument.
19978 (bitmap_move): New function.
19979 * df-problems.c (df_rd_transfer_function): Use bitmap_move
19980 to properly account overhead.
19981 * tree.c (free_node): Use tree_size.
19983 2016-02-23 Jakub Jelinek <jakub@redhat.com>
19986 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
19987 when inverting comparison.
19990 * common.opt (Wunreachable-code): Add Warning flag.
19992 2016-02-23 Mark Wielaard <mjw@redhat.com>
19993 Jakub Jelinek <jakub@redhat.com>
19996 * cgraphunit.c (check_global_declaration): Check main_input_filename
19997 and DECL_SOURCE_FILE are not NULL.
19999 2016-02-23 Martin Jambor <mjambor@suse.cz>
20001 PR tree-optimization/69666
20002 * tree-sra.c (sra_modify_assign): Do not attempt to create
20003 default_def replacements for unscalarizable regions.
20005 2016-02-20 Mark Wielaard <mjw@redhat.com>
20008 * cgraphunit.c (check_global_declaration): Check level of
20009 warn_unused_const_variable and main_input_filename.
20010 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20011 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20012 (-Wunused-const-variable): Explain levels 1 and 2.
20014 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20017 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20018 identical arguments. Formatting and spelling fixes.
20021 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20026 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20027 and m68k-devices.def.
20028 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20029 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20031 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20033 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20034 and HImode registers.
20036 2016-02-22 Richard Biener <rguenther@suse.de>
20038 PR tree-optimization/69882
20039 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20040 preserve permutations present because of gaps.
20041 (vect_supported_load_permutation_p): Always continue checking
20042 permutations after vect_attempt_slp_rearrange_stmts.
20044 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20046 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20047 min_profitable_estimate, rather than min_profitable_iters.
20049 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20052 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20053 SImode for last match_operand.
20055 2016-02-22 Martin Liska <mliska@suse.cz>
20057 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20058 return bitsize - 1 as the return value.
20060 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20064 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20065 Handle negative shift counts.
20066 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20067 force_reg on the shift constant.
20068 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20069 (lshrsi3_d): Handle negative shift counts.
20071 2016-02-22 Richard Biener <rguenther@suse.de>
20072 Tom de Vries <tom@codesourcery.com>
20074 * graph.c: Include dumpfile.h.
20075 (print_graph_cfg): Split into three overloads.
20076 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20078 2016-02-22 Tom de Vries <tom@codesourcery.com>
20080 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20083 2016-02-22 Richard Biener <rguenther@suse.de>
20086 * ipa-inline-transform.c (inline_call): When not updating
20087 overall summaries adjust self size by the growth estimate.
20088 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20089 hash-set, do not update overall summaries here. Renamed from ...
20090 (inline_to_all_callers): ... this which is now wrapping the
20091 above and performing delayed overall summary update.
20092 (early_inline_small_functions): Delay updating of the overall
20095 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20097 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20100 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20103 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20104 :%* in %:gt() argument.
20105 (greater_than_spec_func): Adjust for expecting only numbers,
20106 if there are more than two numbers, compare the last two.
20108 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20110 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20111 -Wnarrowing with -std.
20113 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20116 * expr.c (store_field): Don't use bit-field path if exp is
20117 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20118 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20119 and the assignment can be performed by bitwise copy. Formatting
20122 PR middle-end/69838
20123 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20124 call copy_reg_eh_region_note_forward on before and/or after sequences
20125 and remove note from insn if it no longer can throw.
20128 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20129 if TARGET_AVX512BW.
20131 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20133 * config/s390/vector.md: Add missing commutative operand markers
20134 to the patterns which qualify for one.
20135 * config/s390/vx-builtins.md: Likewise.
20137 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20139 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20140 types to mode iterators.
20141 (vec_double): ... and mode attribute.
20142 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20144 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20146 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20147 Change the predicate of op2 from nonimmediate to general and let
20148 reload fix it if necessary.
20150 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20152 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20154 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20156 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20159 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20161 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20162 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20163 * config/s390/s390.md ("movstr<P:mode>"): Call
20164 s390_expand_vec_movstr.
20166 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20168 * config/s390/s390.md: Add missing output modifier for operand 1
20169 to print it as address properly.
20171 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20173 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20174 * config/s390/2964.md: New file.
20175 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20176 of insn grouping attributes depending on the CPU level.
20177 (s390_get_unit_mask): New function.
20178 (s390_sched_score): Remove the OOO from the scheduling macros.
20179 Add loop to calculate a score for the instruction mix.
20180 (s390_sched_reorder): Likewise plus improve debug output.
20181 (s390_sched_variable_issue): Rename macros as above. Calculate
20182 the unit distances after actually scheduling an insn. Improve
20184 (s390_sched_init): Clear last_scheduled_unit_distance array.
20185 * config/s390/s390.md: Include 2964.md.
20187 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20190 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20191 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20192 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20193 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20194 *avx512f_<code>v8div16qi2_mask_1): New insns.
20196 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20199 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20202 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20203 earlyclobber from target. Use wF constraint for fused memory
20205 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20207 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20208 Martin Liska <mliska@suse.cz>
20211 * cfgexpand.c (asan_sanitize_stack_p): New function.
20212 (partition_stack_vars): Use the function.
20213 (expand_stack_vars): Likewise.
20214 (defer_stack_allocation): Likewise.
20215 (expand_used_vars): Likewise.
20217 2016-02-18 Richard Biener <rguenther@suse.de>
20219 PR middle-end/69553
20220 * fold-const.c (operand_equal_p): Properly compare offsets for
20221 IMAGPART_EXPR and ARRAY_REF.
20223 2016-02-18 Nick Clifton <nickc@redhat.com>
20227 * config/arm/arm.c (arm_option_override_internal): Disable
20228 interworking if the target does not support thumb instructions.
20229 (arm_reload_in_hi): Handle the case where a register to register
20230 move needs reloading because there is no simple pattern to handle
20232 (arm_reload_out_hi): Likewise.
20234 2016-02-18 Richard Biener <rguenther@suse.de>
20236 PR middle-end/69854
20237 * match.pd: Don't use fold_binary or fold_unary for folding
20240 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20243 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20244 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20245 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20246 warn on gimple_no_warning_p statements.
20248 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20250 * doc/extend.texi (C++ Attributes): Correct description of
20251 warn_unused type attribute.
20253 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20255 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20256 correct instruction.
20258 2016-02-17 Richard Biener <rguenther@suse.de>
20260 PR rtl-optimization/69609
20261 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20262 (find_traces_1_round): When ending a trace update cached priority
20264 (bb_to_key): Use cached priority when available.
20265 (copy_bb): Initialize cached priority.
20266 (reorder_basic_blocks_software_trace_cache): Likewise.
20268 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20271 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20273 (aarch64_comparison_operator): Break overly long line into two.
20274 (aarch64_comparison_operation): Likewise.
20275 * config/aarch64/aarch64.md (cstorecc4): Use
20276 aarch64_comparison_operator_mode instead of
20277 aarch64_comparison_operator.
20278 (cstore<mode>4): Likewise.
20279 (aarch64_cstore<mode>): Likewise.
20280 (*cstoresi_insn_uxtw): Likewise.
20281 (cstore<mode>_neg): Likewise.
20282 (*cstoresi_neg_uxtw): Likewise.
20284 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20287 * config/arm/predicates.md (arm_comparison_operator_mode):
20289 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20290 instead of arm_comparison_operator.
20291 (*mov_negscc): Likewise.
20292 (*mov_notscc): Likewise.
20293 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20294 (*thumb2_mov_negscc): Likewise.
20295 (*thumb2_mov_negscc_strict_it): Likewise.
20296 (*thumb2_mov_notscc): Likewise.
20297 (*thumb2_mov_notscc_strict_it): Likewise.
20299 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20301 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20302 Add missing return.
20304 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20306 * config/visium/visium.c (machine_libfunc_index): New enum.
20307 (machine_libfuncs): New structure.
20308 (visium_libfuncs): New static variable.
20309 (TARGET_INIT_LIBFUNCS): Define to...
20310 (visium_init_libfuncs): ...this. New function.
20311 (expand_block_move_4): Use the appropriate libfunc.
20312 (expand_block_move_2): Likewise.
20313 (expand_block_move_1): Likewise.
20314 (expand_block_set_4): Likewise.
20315 (expand_block_set_2): Likewise.
20316 (expand_block_set_1): Likewise.
20317 (visium_trampoline_init): Likewise.
20319 2016-02-17 Nick Clifton <nickc@redhat.com>
20321 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20322 TI's devices.csv file as of March 2016.
20324 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20327 * opts-global.c (handle_common_deferred_options): Introduce and
20328 initialize two global variables to remember command-line options
20329 specifying a stack-limiting register.
20330 * opts.h: Add extern declarations of the two new global variables.
20331 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20332 variable based on the values of the two new global variables.
20334 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20337 * common.opt (Wnonnull-compare): New warning.
20338 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20339 of arguments against NULL.
20340 (-Wnonnull-compare): Document.
20341 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20342 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20343 * passes.def (pass_warn_nonnull_compare): Add.
20344 * gimple-ssa-nonnull-compare.c: New file.
20346 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20348 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20349 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20351 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20353 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20354 reciprocal sqrt for -mlow-precision-recip-sqrt.
20356 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20357 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20359 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20360 always use lane loads to construct non-constant vectors.
20362 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20364 * config/aarch64/aarch64.md
20365 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20366 constraints for operand 3.
20367 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20369 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20370 Richard Biener <rguenther@suse.de>
20372 PR tree-optimization/69820
20373 * tree-vect-patterns.c (type_conversion_p): Return false if
20374 *orig_type is unsigned single precision or boolean.
20375 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20378 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20380 PR rtl-optimization/69764
20381 PR rtl-optimization/69771
20382 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20383 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20385 2016-02-16 Richard Biener <rguenther@suse.de>
20387 PR tree-optimization/69776
20388 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20390 (indirect_refs_may_alias_p): Likewise.
20391 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20392 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20393 according to tbaa_p.
20394 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20395 (optimize_stmt): For redundant store discovery do not allow tbaa.
20397 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20399 PR tree-optimization/69714
20400 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20401 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20403 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20405 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20406 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20407 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20408 * config/arc/arc.c (arc_init): Check FPU options.
20409 (get_arc_condition_code): Handle new CC_FPU* modes.
20410 (arc_select_cc_mode): Likewise.
20411 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20412 register pair only. Allow access for ARCv2 accumulator.
20413 (gen_compare_reg): Whenever we have FPU support use FPU compare
20415 (arc_reorg): Don't generate brcc insns when FPU compare
20416 instructions are involved.
20417 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20418 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20419 floating point emulation.
20420 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20421 (REVERSE_CONDITION): Add new CC_FPU* modes.
20422 (TARGET_FP_SP_BASE): Define.
20423 (TARGET_FP_DP_BASE): Likewise.
20424 (TARGET_FP_SP_FUSED): Likewise.
20425 (TARGET_FP_DP_FUSED): Likewise.
20426 (TARGET_FP_SP_CONV): Likewise.
20427 (TARGET_FP_DP_CONV): Likewise.
20428 (TARGET_FP_SP_SQRT): Likewise.
20429 (TARGET_FP_DP_SQRT): Likewise.
20430 (TARGET_FP_DP_AX): Likewise.
20431 * config/arc/arc.md (ARCV2_ACC): New constant.
20432 (type): New fpu type attribute.
20433 (SDF): Conditional iterator.
20434 (cstore<mode>, cbranch<mode>): Change expand condition.
20435 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20436 handles FPU/FPX cases as well.
20437 * config/arc/arc.opt (mfpu): New option.
20438 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20440 (adddf3, muldf3, subdf3): Removed.
20441 * config/arc/predicates.md (proper_comparison_operator): Recognize
20443 * config/arc/fpu.md: New file.
20444 * doc/invoke.texi (ARC Options): Document mfpu option.
20446 2016-02-16 Richard Biener <rguenther@suse.de>
20448 PR rtl-optimization/69291
20449 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20450 noce_operand_ok check.
20452 2016-02-16 Tom de Vries <tom@codesourcery.com>
20455 * omp-low.c (simd_clone_create): Remove call to
20456 symtab->call_cgraph_insertion_hooks.
20458 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20460 PR tree-optimization/69802
20461 * tree-ssa-reassoc.c (update_range_test): If op is
20462 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20463 op == 1 test of precision 1 integral op, otherwise handle
20464 that case as op itself. Fix up formatting.
20465 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20468 2016-02-16 Richard Biener <rguenther@suse.de>
20470 PR tree-optimization/69586
20471 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20472 types for conversion sources.
20474 2016-02-16 Richard Biener <rguenther@suse.de>
20476 PR middle-end/69801
20477 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20478 mask OEP_ADDRESS_OF.
20480 2016-02-16 Alan Modra <amodra@gmail.com>
20483 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20484 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
20485 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20487 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
20488 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
20489 (p8_fmrgow_<mode>): Likewise.
20490 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
20492 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
20493 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
20494 to use movdi_internal64. Remove op0_di.
20495 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
20497 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
20499 Add support for the FCCMP insn types
20501 * config/aarch64/aarch64.md (fccmp): Change insn type.
20502 (fccmpe): Likewise.
20503 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
20504 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
20505 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
20506 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
20507 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
20508 * config/arm/types.md (fccmps): Add new insn type.
20509 (fccmpd): Likewise.
20511 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
20513 * alias.c (get_alias_set): Fix a typo in comment.
20515 2016-02-15 Richard Biener <rguenther@suse.de>
20517 PR tree-optimization/69595
20518 * match.pd: Complete range test simplification to true.
20520 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
20522 PR rtl-optimization/69648
20523 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
20524 pic_offset_table_rtx.
20526 PR rtl-optimization/69752
20527 * ira.c (update_equiv_regs): When looking for more than a single SET,
20528 also take other side effects into account.
20530 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20532 * config/s390/s390.c (s390_function_profiler): Add a new sequence
20533 for z900+ CPUs in 31-bit mode.
20535 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20537 * common/config/s390/s390-common.c (s390_supports_split_stack):
20539 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
20540 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
20541 * config/s390/s390.c (struct machine_function): New field
20542 split_stack_varargs_pointer.
20543 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
20544 in s390_emit_prologue.
20545 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
20547 (morestack_ref): New global.
20548 (SPLIT_STACK_AVAILABLE): New macro.
20549 (s390_expand_split_stack_prologue): New function.
20550 (s390_live_on_entry): New function.
20551 (s390_va_start): Use split-stack vararg pointer if appropriate.
20552 (s390_asm_file_end): Emit the split-stack note sections.
20553 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20554 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
20555 (UNSPECV_SPLIT_STACK_CALL): New unspec.
20556 (UNSPECV_SPLIT_STACK_DATA): New unspec.
20557 (split_stack_prologue): New expand.
20558 (split_stack_space_check): New expand.
20559 (split_stack_data): New insn.
20560 (split_stack_call): New expand.
20561 (split_stack_call_*): New insn.
20562 (split_stack_cond_call): New expand.
20563 (split_stack_cond_call_*): New insn.
20565 2016-02-15 Richard Biener <rguenther@suse.de>
20567 PR tree-optimization/69783
20568 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20569 Add trivially correct cases.
20571 2016-02-15 Tom de Vries <tom@codesourcery.com>
20574 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
20576 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
20578 2016-02-15 Richard Biener <rguenther@suse.de>
20580 PR tree-optimization/69776
20581 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20582 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
20583 indicate whether we can use TBAA to disambiguate against stores.
20584 Use alias-set zero if not.
20585 (visit_reference_op_store): Do not use TBAA when looking up
20587 * tree-ssa-pre.c (compute_avail): Use TBAA here.
20588 (eliminate_dom_walker::before_dom_children): But not when looking
20589 up redundant stores.
20591 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
20593 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
20595 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20597 * config/i386/znver1.md
20598 (znver1_pop, znver1_pop_mem,
20599 znver1_load_imov_double_store,
20600 znver1_load_imov_direct_store,
20601 znver1_load_imov_direct_load,
20602 znver1_load_imov_double_load): Add new.
20603 (znver1_insn, znver1_insn_load): Add icmov type.
20604 (znver1_sseavx_fma,
20605 znver1_sseavx_fma_load,
20607 znver1_avx256_fma_load): Fix pipe usage.
20609 2016-02-14 Alan Modra <amodra@gmail.com>
20612 * reload.c (find_reloads_address_1): For pre/post-inc/dec
20613 with an invalid hard reg, reload just the reg not the entire
20614 pre/post-inc/dec address expression.
20616 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20619 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
20620 fixed R1_REG scratch reg.
20621 (sibcall_value_pcrel_fdpic): Likewise.
20623 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20627 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
20629 2016-02-12 Walter Lee <walt@tilera.com>
20631 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
20632 * config/tilegx/t-tilegx: Likewise.
20634 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20637 * diagnostic-show-locus.c (struct line_span): New struct.
20638 (layout::get_first_line): Delete.
20639 (layout::get_last_line): Delete.
20640 (layout::get_num_line_spans): New member function.
20641 (layout::get_line_span): Likewise.
20642 (layout::print_heading_for_line_span_index_p): Likewise.
20643 (layout::get_expanded_location): Likewise.
20644 (layout::calculate_line_spans): Likewise.
20645 (layout::m_first_line): Delete.
20646 (layout::m_last_line): Delete.
20647 (layout::m_line_spans): New field.
20648 (layout::layout): Update comment. Replace m_first_line and
20649 m_last_line with m_line_spans, replacing their initialization
20650 with a call to calculate_line_spans.
20651 (diagnostic_show_locus): When printing source lines and
20652 annotations, rather than looping over a single span
20653 of lines, instead loop over each line_span within
20654 the layout, with an inner loop over the lines within them.
20655 Call the context's start_span callback when changing line spans.
20656 * diagnostic.c (diagnostic_initialize): Initialize start_span.
20657 (diagnostic_build_prefix): Break out the building of the location
20658 part of the string into...
20659 (diagnostic_get_location_text): ...this new function, rewriting
20660 it from nested ternary expressions to a sequence of "if"
20662 (default_diagnostic_start_span_fn): New function.
20663 * diagnostic.h (diagnostic_start_span_fn): New typedef.
20664 (diagnostic_context::start_span): New field.
20665 (default_diagnostic_start_span_fn): New prototype.
20667 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20670 * gcc.c (driver::finalize): Fix cleanup of "specs".
20672 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20676 * gcc.c (driver::driver): Initialize m_option_suggestions.
20677 (driver::~driver): Clean up m_option_suggestions.
20678 (suggest_option): Convert to...
20679 (driver::suggest_option): ...this, and split out into
20680 driver::build_option_suggestions and find_closest_string.
20681 (driver::build_option_suggestions): New function, from
20682 first half of suggest_option. Special-case
20683 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
20684 the sanitizer_opts array. For options of enum types, add the
20685 various enum values to the candidate strings.
20686 (driver::handle_unrecognized_options): Remove "const".
20687 * gcc.h (driver::handle_unrecognized_options): Likewise.
20688 (driver::build_option_suggestions): New decl.
20689 (driver::suggest_option): New decl.
20690 (driver::m_option_suggestions): New field.
20691 * opts-common.c (add_misspelling_candidates): New function.
20692 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
20693 and make non-static.
20694 * opts.h (sanitizer_opts): New array decl.
20695 (add_misspelling_candidates): New function decl.
20696 * spellcheck.c (find_closest_string): New function.
20697 * spellcheck.h (find_closest_string): New function decl.
20699 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20701 PR rtl-optimization/69764
20702 PR rtl-optimization/69771
20703 * optabs.c (expand_binop_directly): For shift_optab_p, force
20704 convert_modes with VOIDmode if xop1 has VOIDmode.
20706 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
20709 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
20710 to correctly determine instrumentation thunks.
20712 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20715 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
20716 type by reference, force lhs on the call.
20719 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
20720 Compute retval and retbnd early in all cases if split_part_return_p
20721 and return_bb is not EXIT. Remove all clobber stmts and reset
20722 all debug stmts that refer to SSA_NAMEs defined in split part,
20723 except if it is retval, in that case replace the old retval with the
20724 lhs of the call to the split part.
20726 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20729 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20731 PR middle-end/66726
20732 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20733 whose result is used in PHI.
20734 (maybe_optimize_range_tests): Likewise.
20735 (final_range_test_p): Likweise.
20737 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20739 PR middle-end/66726
20740 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20741 whose result is used in PHI.
20742 (maybe_optimize_range_tests): Likewise.
20743 (final_range_test_p): Likweise.
20745 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20747 * cgraph.c: Spelling fixes - behaviour -> behavior and
20748 neighbour -> neighbor.
20749 * target.def: Likewise.
20750 * sel-sched.c: Likewise.
20751 * config/mips/mips.c: Likewise.
20752 * config/arc/arc.md: Likewise.
20753 * config/arm/cortex-a57.md: Likewise.
20754 * config/arm/arm.c: Likewise.
20755 * config/arm/neon.md: Likewise.
20756 * config/arm/arm-c.c: Likewise.
20757 * config/vms/vms-c.c: Likewise.
20758 * config/s390/s390.c: Likewise.
20759 * config/i386/znver1.md: Likewise.
20760 * config/i386/i386.c: Likewise.
20761 * config/ia64/hpux-unix2003.h: Likewise.
20762 * config/msp430/msp430.md: Likewise.
20763 * config/rx/rx.c: Likewise.
20764 * config/rx/rx.md: Likewise.
20765 * config/aarch64/aarch64-simd.md: Likewise.
20766 * config/aarch64/aarch64.c: Likewise.
20767 * config/nvptx/nvptx.c: Likewise.
20768 * config/bfin/bfin.c: Likewise.
20769 * config/cris/cris.opt: Likewise.
20770 * config/rs6000/rs6000.c: Likewise.
20771 * target.h: Likewise.
20772 * spellcheck.c: Likewise.
20773 * ira-build.c: Likewise.
20774 * tree-inline.c: Likewise.
20775 * builtins.c: Likewise.
20776 * lra-constraints.c: Likewise.
20777 * explow.c: Likewise.
20778 * hwint.h: Likewise.
20779 * targhooks.c: Likewise.
20780 * tree-vect-data-refs.c: Likewise.
20781 * expr.c: Likewise.
20782 * doc/tm.texi: Likewise.
20783 * doc/extend.texi: Likewise.
20784 * doc/install.texi: Likewise.
20785 * doc/md.texi: Likewise.
20786 * tree-ssa-tail-merge.c: Likewise.
20787 * sched-int.h: Likewise.
20788 * match.pd: Likewise.
20789 * sched-ebb.c: Likewise.
20790 * target.def (omit_struct_return_reg): Likewise.
20791 * gimple-ssa-isolate-paths.c: Likewise.
20792 (find_implicit_erroneous_behaviour): Renamed to...
20793 (find_implicit_erroneous_behavior): ... this.
20794 (find_explicit_erroneous_behaviour): Renamed to...
20795 (find_explicit_erroneous_behavior): ... this.
20796 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
20798 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
20800 PR rtl-optimization/64682
20801 PR rtl-optimization/69567
20802 PR rtl-optimization/69737
20803 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
20804 in I2 as well, just lose it.
20806 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20808 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
20810 (aarch64_last_printed_tune_string): Likewise.
20811 (aarch64_declare_function_name): Only output .arch assembler
20812 directive if it will be different from the previously output
20813 directive. Same for .tune comment but only if -dA is set.
20814 (aarch64_start_file): New function.
20815 (TARGET_ASM_FILE_START): Define.
20817 2016-02-11 David Malcolm <dmalcolm@redhat.com>
20820 * Makefile.in (PLUGIN_HEADERS): Add params.list.
20822 2016-02-11 Jakub Jelinek <jakub@redhat.com>
20825 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
20826 -Wmaybe-uninitialized warning.
20828 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
20831 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
20833 2016-02-11 Richard Biener <rguenther@suse.de>
20835 PR rtl-optimization/69291
20836 * ifcvt.c (noce_try_store_flag_constants): Do not allow
20837 subexpressions affected by changing the result.
20839 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
20842 * lra-constraints.c (curr_insn_transform): Find in/out operands
20843 for secondary memory moves. Update dups.
20845 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
20847 PR tree-optimization/69652
20848 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
20849 to nested loop, did source re-formatting, skip debug statements,
20850 add check on statement with volatile operand, remove dead scalar
20853 2016-02-10 Jakub Jelinek <jakub@redhat.com>
20854 Patrick Palka <ppalka@gcc.gnu.org>
20858 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
20859 calls if the return type is TREE_ADDRESSABLE.
20860 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
20861 * ipa-split.c (split_function): Fix doubled "we" in comment.
20862 Use void return type for the split part even if
20863 !split_point->split_part_set_retval.
20865 2016-02-10 Bin Cheng <bin.cheng@arm.com>
20867 PR tree-optimization/68021
20868 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
20869 when computing the value of biv cand by itself.
20871 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20873 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
20874 (cortexa57_tunings): Likewise.
20875 (cortexa72_tunings): Likewise.
20876 (arch_macro_fusion_pair_p): Add support for AES fusion.
20877 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
20878 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
20879 Allow virtual registers before reload so early scheduling works.
20880 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
20881 correct latency and pipeline.
20882 (cortex_a57_crypto_complex): Likewise.
20883 (cortex_a57_crypto_xor): Likewise.
20884 (define_bypass): Add AES bypass.
20886 2016-02-10 Richard Biener <rguenther@suse.de>
20888 PR tree-optimization/69726
20889 * passes.def: Add DCE pass before late uninit.
20890 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
20891 really fixup if-conversions job.
20893 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20895 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
20896 (arm_cortex_a57_tune): Likewise.
20897 (aarch_macro_fusion_pair_p): Add support for AES fusion.
20898 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
20900 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
20902 * timevar.def (TV_PHASE_DBGINFO): Delete.
20903 (TV_PHASE_CHECK_DBGINFO): Likewise.
20904 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
20906 2016-02-10 Richard Biener <rguenther@suse.de>
20908 PR tree-optimization/69719
20909 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20910 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
20912 2016-02-09 Andrew Pinski <apinski@cavium.com>
20915 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
20916 get_vcond_mask_icode returns false.
20918 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20921 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
20922 an ADDIS that adds a pointer to a large constant that sets the
20923 upper16 bits with a load operation.
20925 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20928 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
20930 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
20932 (vzipq_s16): Likewise.
20933 (vzipq_s32): Likewise.
20934 (vzipq_f32): Likewise.
20935 (vzipq_u8): Likewise.
20936 (vzipq_u16): Likewise.
20937 (vzipq_u32): Likewise.
20938 (vzipq_p8): Likewise.
20939 (vzipq_p16): Likewise.
20941 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20944 * config/arm/arm.c (neon_endian_lane_map): New function.
20945 (neon_vector_pair_endian_lane_map): New function.
20946 (arm_evpc_neon_vuzp): Allow for big endian lane order.
20947 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
20949 (vuzpq_s16): Likewise.
20950 (vuzpq_s32): Likewise.
20951 (vuzpq_f32): Likewise.
20952 (vuzpq_u8): Likewise.
20953 (vuzpq_u16): Likewise.
20954 (vuzpq_u32): Likewise.
20955 (vuzpq_p8): Likewise.
20956 (vuzpq_p16): Likewise.
20958 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
20961 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
20964 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
20966 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
20967 truncate const_int operand 1 to QImode.
20969 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
20971 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
20972 corresponding to an abnormal edge.
20974 2016-02-09 Tom de Vries <tom@codesourcery.com>
20976 PR tree-optimization/69599
20977 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
20979 (find_func_aliases_for_builtin_call, find_func_clobbers)
20980 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
20983 2016-02-09 Richard Biener <rguenther@suse.de>
20985 PR tree-optimization/69715
20986 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
20987 LHS on calls as non-rewritable.
20989 2016-02-09 Tom de Vries <tom@codesourcery.com>
20992 * lto-wrapper.c (append_diag_options): New function.
20993 (compile_offload_image): Call append_diag_options.
20995 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
20998 * doc/extend.texi (Flag Output Operands): Correct sectioning.
20999 Minor copy-edit to fix verb tenses.
21001 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21003 PR tree-optimization/69209
21004 * ipa-split.c (split_function): If split part is not
21005 returning retval, retval has gimple type but is not
21006 gimple value, force it into a SSA_NAME first.
21008 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21010 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21013 2016-02-08 Jason Merrill <jason@redhat.com>
21016 * convert.c (convert_to_integer_1): Check dofold on truncation
21018 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21019 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21020 Rename from *_nofold.
21021 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21022 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21024 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21027 * tree.c (build_common_tree_nodes): Remove short_double argument.
21028 All callers changed.
21029 * tree.h (build_common_tree_nodes): Adjust declaration.
21030 * doc/invoke.texi (-fshort-double): Remove documentation.
21031 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21032 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21033 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21034 (append_linker_options): Don't handle OPT_fshort_double.
21036 PR rtl-optimization/68730
21037 * lra-remat.c (insn_to_cand_activation): New static variable.
21038 (lra_remat): Allocate and free it.
21039 (create_cand): New arg activation. Initialize a field in
21040 insn_to_cand_activation if it is nonnull.
21041 (create_cands): Pass the activation insn to create_cand when making
21042 a candidate involving an output reload. Reorganize code a little.
21043 (do_remat): Keep track of active status of candidates in a separate
21046 2016-02-08 Richard Biener <rguenther@suse.de>
21048 PR tree-optimization/69719
21049 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21050 Properly use absolute of the difference of the two offsets to
21051 compare or adjust the segment length.
21053 2016-02-08 Richard Biener <rguenther@suse.de>
21054 Jeff Law <law@redhat.com>
21057 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21058 types for anonymous SSA names.
21060 2016-02-08 Richard Biener <rguenther@suse.de>
21062 PR rtl-optimization/69274
21063 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21065 2016-02-08 Jeff Law <law@redhat.com>
21067 PR tree-optimization/65917
21068 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21069 equivalences from if (x == y) style conditionals.
21070 (loop_depth_of_name): Remove.
21071 (record_equality): Remove loop depth check.
21072 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21073 (const_and_copies::record_const_or_copy_raw): New member function.
21074 * tree-ssa-scopedtables.c
21075 (const_and_copies::record_const_or_copy_raw): New, factored out of
21076 (const_and_copies::record_const_or_copy): Call new member function.
21078 2016-02-05 Jeff Law <law@redhat.com>
21080 PR tree-optimization/68541
21081 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21082 (count_stmts_in_block): New function.
21083 (poor_ifcvt_candidate_code): Likewise.
21084 (is_feasible_trace): Add some heuristics to determine when path
21085 splitting is profitable.
21086 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21087 is a diamond with a single exit.
21089 2016-02-05 Martin Sebor <msebor@redhat.com>
21092 * doc/invoke.texi: Update -Wplacement-new to take an optional
21095 2016-02-06 Richard Henderson <rth@redhat.com>
21098 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21099 out of non-standard address spaces.
21101 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21103 PR rtl-optimization/69691
21104 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21106 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21108 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21109 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21110 (*ieee128_mfvsrd_64bit): Likewise.
21111 (*ieee128_mfvsrd_32bit): Likewise.
21113 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21117 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21119 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21120 instrumented_version.
21122 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21124 * doc/invoke.texi (Optimize Options): In table of --param options
21125 rename second occurrence of tracer-min-branch-ratio to
21126 tracer-min-branch-probability, rename
21127 tracer-min-branch-ratio-feedback to
21128 tracer-min-branch-probability-feedback and clarify description,
21129 rename sched-spec-state-edge-prob-cutoff to
21130 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21131 to selsched-insns-to-rename, rename lto-minpartition to
21132 lto-min-partition, delete reorder-blocks-duplicate and
21133 reorder-blocks-duplicate-feedback.
21135 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21137 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21140 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21142 * doc/extend.texi: S/390: Correct some typos.
21144 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21146 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21148 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21151 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21152 (s390_register_info_gprtofpr): Use new macros above.
21153 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21155 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21156 its name. Adjust restore and save gpr ranges.
21157 (s390_register_info_set_ranges): New function.
21158 (s390_register_info): Use new macros above. Call
21159 s390_register_info_set_ranges.
21160 (s390_optimize_register_info): Likewise.
21161 (s390_hard_regno_rename_ok): Use new macros.
21162 (s390_hard_regno_scratch_ok): Likewise.
21163 (s390_emit_epilogue): Likewise.
21164 (s390_can_use_return_insn): Likewise.
21165 (s390_optimize_prologue): Likewise.
21166 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21168 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21171 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21173 (ix86_option_override_internal): Disable TARGET_STV even for
21174 -m{incoming,preferred}-stack-boundary=3.
21176 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21178 * config.gcc: Mark deprecated rtems targets as obsolete.
21180 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21182 PR rtl-optimization/64682
21183 PR rtl-optimization/69567
21184 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21185 before I2 only if the register is both used and set in I2.
21187 2016-02-04 DJ Delorie <dj@redhat.com>
21189 * config/msp430/msp430.c (msp430_start_function): Add function type.
21191 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21194 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21196 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21198 PR rtl-optimization/69577
21200 2015-10-29 Richard Henderson <rth@redhat.com>
21204 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21205 sse check to the exact conditions of PR 67609.
21207 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21210 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21211 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21212 not allowed into the traditional Altivec registers.
21213 (movtd_64bit_nodm): Likewise.
21214 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21216 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21218 * config/aarch64/cortex-a57-fma-steering.c
21219 (aarch64_register_fma_steering): Remove "static" from arguments
21222 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21225 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21226 twice when complex.
21228 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21230 * doc/invoke.texi: Delete -mno-fma4.
21232 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21234 PR rtl-optimization/69577
21235 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21236 (find_subregs_of_mode): Update accordingly. Iterate over partial
21239 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21241 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21242 * config/arm/arm.c (neon_reinterpret): Remove.
21243 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21244 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21245 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21246 vreinterpretti): Remove.
21247 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21248 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21249 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21250 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21251 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21252 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21253 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21254 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21255 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21256 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21257 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21258 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21259 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21260 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21261 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21262 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21263 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21264 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21265 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21266 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21267 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21268 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21269 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21270 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21271 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21272 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21273 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21274 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21275 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21276 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21277 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21278 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21279 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21280 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21281 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21282 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21283 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21284 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21285 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21286 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21287 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21288 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21289 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21290 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21291 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21292 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21293 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21294 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21295 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21296 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21297 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21298 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21299 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21300 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21301 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21302 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21303 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21304 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21305 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21306 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21307 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21308 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21309 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21310 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21311 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21312 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21313 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21314 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21315 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21316 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21317 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21318 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21319 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21320 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21321 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21322 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21323 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21324 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21325 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21326 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21327 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21328 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21329 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21330 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21331 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21332 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21333 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21334 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21335 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21336 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21337 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21338 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21339 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21340 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21341 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21342 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21343 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21344 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21345 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21346 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21347 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21348 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21349 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21351 2016-02-04 Martin Liska <mliska@suse.cz>
21354 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21355 that are gimple_store_p.
21356 (maybe_instrument_call): Likewise.
21358 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21360 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21361 register scaling out of memory reference and comment why.
21363 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21367 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21368 folding the source of a SET.
21370 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21374 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21375 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21377 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21381 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21384 2016-02-04 Christian Bruel <christian.bruel@st.com>
21386 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21387 * config/arm/arm.c (arm_set_current_function): Likewise.
21389 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21390 Ilya Enkovich <enkovich.gnu@gmail.com>
21391 H.J. Lu <hongjiu.lu@intel.com>
21394 * config/i386/i386.c (convert_scalars_to_vector): Remove
21395 stack alignment fixes.
21396 (ix86_option_override_internal): Disable TARGET_STV if stack
21397 might not be aligned enough.
21398 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21400 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21402 * config/i386/x86-tune.def: Disable default prefetching
21405 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21406 Vladimir Makarov <vmakarov@redhat.com>
21409 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21410 in validating fused toc addresses.
21412 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21415 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21416 range->m_caret fields if range->m_show_caret_p is false.
21419 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21420 Force oldval into register if it does not satisfy reg_or_short_operand
21421 predicate. Fix up formatting.
21423 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21424 Alexandre Oliva <aoliva@redhat.com>
21427 * lra-constraints.c (simplify_operand_subreg): Check additionally
21428 address validity after potential reloading.
21429 (process_address_1): Check insns validity. In case of failure do
21432 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21435 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21438 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21440 * wide-int.cc (canonize_uhwi): New function.
21441 (wi::divmod_internal): Use it.
21443 2016-02-02 James Norris <jnorris@codesourcery.com>
21445 * gimplify.c (omp_notice_variable): Add usage check.
21447 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21449 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21450 like LE, GE, LT, GT when emitting relational operator.
21452 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21454 * ira-costs.c (find_costs_and_classes): Add extra argument.
21455 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21456 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21457 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21458 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21459 Add best_class parameter, and return it if not ALL_REGS.
21460 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21462 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21463 Update target hook.
21465 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21467 * config/aarch64/aarch64.c
21468 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21469 (aarch64_ira_change_pseudo_allocno_class): New function.
21471 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21474 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21476 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21478 * config/avr/avr.c (avr_option_override): Set
21479 PARAM_ALLOW_STORE_DATA_RACES to 1.
21481 2016-02-02 Richard Biener <rguenther@suse.de>
21483 PR tree-optimization/69595
21484 * match.pd: Add range test simplifications to true/false.
21486 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
21488 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
21489 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
21492 2016-02-02 Richard Biener <rguenther@suse.de>
21494 PR tree-optimization/69606
21495 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
21496 info on the result before moving a stmt.
21498 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
21500 PR middle-end/68542
21501 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
21502 branch with vector comparison.
21503 * config/i386/sse.md (VI48_AVX): New mode iterator.
21504 (define_expand "cbranch<mode>4): Add support for conditional branch
21505 with vector comparison.
21506 * tree-vect-loop.c (optimize_mask_stores): New function.
21507 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
21508 has_mask_store field of vect_info.
21509 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
21510 vectorized loops having masked stores after vec_info destroy.
21511 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
21512 correspondent macros.
21513 (optimize_mask_stores): Add prototype.
21515 2016-02-02 Alan Modra <amodra@gmail.com>
21518 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
21521 2016-02-02 Alan Modra <amodra@gmail.com>
21524 * config/rs6000/rs6000.c (need_toc_init): New var, set it
21525 whenever toc_label_name used.
21526 (rs6000_file_start): Don't set up toc section here,
21527 (rs6000_output_function_epilogue): do so here instead,
21528 (rs6000_xcoff_file_start): and here.
21529 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
21530 (load_toc_aix_di): Likewise.
21532 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21534 PR rtl-optimization/69592
21535 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
21536 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
21537 (num_sign_bit_copies_binary_arith_p): New inline function.
21538 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
21540 2016-02-01 Jeff Law <law@redhat.com>
21542 PR tree-optimization/69580
21543 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
21544 * tree-ssa-threadbackward.c
21545 (fsm_find_control_statement_thread_paths): Do not try to walk
21546 through large PHI nodes.
21548 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21550 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
21551 when count is incremented above limit, don't analyze further
21554 * omp-low.c (oacc_parse_default_dims): Avoid
21555 -Wsign-compare warning, make sure value fits into int
21556 rather than just unsigned int.
21558 2016-02-01 Bin Cheng <bin.cheng@arm.com>
21560 PR tree-optimization/67921
21561 * fold-const.c (split_tree): New parameters. Convert pointer
21562 type variable part to proper type before negating.
21563 (fold_binary_loc): Pass new arguments to split_tree.
21565 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
21567 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
21568 (nvptx_goacc_validate_dims): Extend to handle global defaults.
21569 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
21570 * doc/tm.texti: Rebuilt.
21571 * doc/invoke.texi (fopenacc-dim): Document.
21572 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
21573 (append_compiler_options): Likewise.
21574 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
21575 (oacc_parse_default_dims): New.
21576 (oacc_validate_dims): Add USED arg. Select non-unity default when
21578 (oacc_loop_fixed_partitions): Return mask of used partitions.
21579 (oacc_loop_auto_partitions): Emit dump info.
21580 (oacc_loop_partition): Return mask of used partitions.
21581 (execute_oacc_device_lower): Parse default dimension arg. Adjust
21582 loop partitioning and validation calls.
21584 2016-02-01 Richard Biener <rguenther@suse.de>
21586 PR middle-end/69556
21587 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
21589 2016-02-01 Richard Biener <rguenther@suse.de>
21591 PR tree-optimization/69574
21592 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
21593 of asserting return chrec_dont_know.
21595 2016-02-01 Martin Liska <mliska@suse.cz>
21597 * mem-stats-traits.h: Add copyright header.
21598 * mem-stats.h: Likewise.
21600 2016-02-01 Richard Biener <rguenther@suse.de>
21602 PR tree-optimization/69579
21603 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
21604 Do not propagate through abnormal PHI results.
21606 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
21608 * postreload.c (reload_cse_simplify): Remove dead code.
21610 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21612 PR rtl-optimization/69570
21613 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
21614 if there is more than one set, not if there is a single set.
21616 2016-02-01 Richard Henderson <rth@redhat.com>
21619 * combine.c (make_compound_operation): When looking through a
21620 subreg, make sure to re-extend to the width of the outer mode.
21622 2016-01-30 Jakub Jelinek <jakub@redhat.com>
21624 PR tree-optimization/69546
21625 * wide-int.cc (wi::divmod_internal): For unsigned division
21626 where both operands fit into uhwi, if o1 is 1 and o0 has
21627 msb set, if divident_prec is larger than bits per hwi,
21628 clear another quotient word and return 2 instead of 1.
21629 Similarly for remainder with msb in HWI set, if dividend_prec
21630 is larger than bits per hwi.
21632 2016-01-29 Martin Jambor <mjambor@suse.cz>
21634 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
21635 Use short lowercase names.
21636 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
21637 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
21638 acq_rel one. Protect warning agains segfaults if
21639 get_memory_order_name returns NULL.
21640 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
21641 with release semantics. Do not warn if get_memory_order already did.
21642 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
21643 semantics. Fix check for relaxed or acquire semantics. Do not warn
21644 if get_memory_order already did.
21646 2016-01-29 Sebastian Pop <s.pop@samsung.com>
21648 * doc/install.texi: Document that isl-0.16 is supported.
21650 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
21653 * config/i386/constraints.md (Bm): Describe as special memory
21655 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
21656 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21657 * genpreds.c (struct constraint_data): Add is_special_memory.
21658 (have_special_memory_constraints, special_memory_start): New
21660 (special_memory_end): Ditto.
21661 (add_constraint): Add new arg is_special_memory. Add code to
21662 process its true value. Update have_special_memory_constraints.
21663 (process_define_constraint): Pass the new arg.
21664 (process_define_register_constraint): Ditto.
21665 (choose_enum_order): Process special memory.
21666 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
21667 function insn_extra_special_memory_constraint.
21668 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21669 * gensupport.c (process_rtx): Process
21670 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21671 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
21672 * ira-lives.c (single_reg_class): Use
21673 insn_extra_special_memory_constraint.
21674 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
21675 * lra-constraints.c (process_alt_operands): Ditto.
21676 (curr_insn_transform): Use insn_extra_special_memory_constraint.
21677 * recog.c (asm_operand_ok, preprocess_constraints): Process
21679 * reload.c (find_reloads): Ditto.
21680 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
21681 * stmt.c (parse_input_constraint): Use
21682 insn_extra_special_memory_constraint.
21684 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21687 * lra-splill.c (lra_final_code_change): Revert r229087 by
21688 removing all sub-registers.
21690 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
21693 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
21695 2016-01-29 Jakub Jelinek <jakub@redhat.com>
21698 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
21699 SSE1, copy target into the temporary reg first before recursing
21702 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21704 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
21707 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21709 * ginclude/stdarg.h: Test __cplusplus instead of
21710 __GXX_EXPERIMENTAL_CXX0X__.
21712 2016-01-29 Richard Biener <rguenther@suse.de>
21714 PR tree-optimization/69547
21715 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
21716 Do not mark clobbers necessary.
21717 (mark_all_reaching_defs_necessary_1): Likewise.
21719 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21721 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
21722 declaration name with %qs and print it in both error messages.
21723 Also fix indentation.
21725 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21728 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
21729 trailing blank line from error message.
21731 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21734 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
21737 2016-01-29 Richard Biener <rguenther@suse.de>
21739 PR middle-end/69537
21740 * match.pd: Allow all integral types when simplifying a
21741 widening or sign-changing conversion.
21743 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21745 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
21746 back to setting codegen_error to fail codegen.
21748 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
21751 * config/i386/constraints.md (C): Only accept constant zero operand.
21752 (BC): New constraint.
21753 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
21754 instead of C constraint.
21755 * doc/md.texi (Machine Constraints): Update description
21758 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
21761 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
21763 2016-01-28 Jakub Jelinek <jakub@redhat.com>
21765 PR middle-end/69542
21766 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
21769 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
21771 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
21772 branches if using guessed profile.
21774 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
21776 * graphite-optimize-isl.c (optimize_isl): Fix dump.
21778 2016-01-28 Richard Henderson <rth@redhat.com>
21781 * config/aarch64/aarch64-modes.def (CC_Cmode): New
21782 * config/aarch64/aarch64-protos.h: Update.
21783 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
21784 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
21785 (aarch64_get_condition_code_1): Handle CC_Cmode.
21786 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
21787 (*add<mode>3_compareC_cconly_imm): New.
21788 (*add<mode>3_compareC_cconly): New.
21789 (*add<mode>3_compareC_imm): New.
21790 (add<mode>3_compareC): New.
21791 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
21792 to be first. Use aarch64_carry_operation.
21793 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
21794 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
21795 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
21796 (subti3): Use subdi3_compare1.
21797 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
21798 (sub<mode>3_compare1): New.
21799 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
21800 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
21801 (*subsi3_carryin_uxtw): Likewise.
21802 (*ngc<mode>, *ngcsi_uxtw): Likewise.
21803 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
21804 * config/aarch64/iterators.md (DWI): New.
21805 * config/aarch64/predicates.md (aarch64_carry_operation): New.
21806 (aarch64_borrow_operation): New.
21808 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21810 * graphite-optimize-isl.c (optimize_isl): Print a different debug
21811 message when isl does not return a valid schedule.
21813 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21815 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
21816 Remove comments from class declarations: they are already in the code
21819 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21821 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
21823 (ternary_op_to_tree): Same.
21824 (unary_op_to_tree): Same.
21825 (nary_op_to_tree): Same.
21826 (gcc_expression_from_isl_expr_op): Same.
21827 (gcc_expression_from_isl_expression): Same.
21828 (graphite_create_new_loop): Same.
21829 (graphite_create_new_loop_guard): Same.
21830 (build_iv_mapping): Same.
21831 (graphite_create_new_guard): Same.
21832 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
21833 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
21835 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21837 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
21838 instead of setting codegen_error to fail codegen.
21840 2016-01-28 Jason Merrill <jason@redhat.com>
21842 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
21844 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21846 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
21847 Remove CONST_INT_P check in CCMP cost calculation.
21849 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21851 * config/aarch64/aarch64.c (generic_vector_cost):
21852 Set vec_permute_cost.
21853 (cortexa57_vector_cost): Likewise.
21854 (exynosm1_vector_cost): Likewise.
21855 (xgene1_vector_cost): Likewise.
21856 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
21857 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
21858 Add vec_permute_cost entry.
21860 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21862 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
21864 (add<mode>3_compare0): Likewise.
21865 (addsi3_compare0_uxtw): Likewise.
21866 (add<mode>3nr_compare0): Likewise.
21867 (compare_neg<mode>): Likewise.
21868 (<optab><mode>3): Likewise.
21870 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
21872 * tree-vect-stmts.c (vectorizable_comparison): Add
21873 NULL check for vectype.
21875 2016-01-28 Richard Biener <rguenther@suse.de>
21877 PR tree-optimization/69466
21878 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
21879 Account for PHIs we couldn't duplicate.
21881 2016-01-28 Martin Liska <mliska@suse.cz>
21884 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
21885 instead of ENABLE_VALGRIND_CHECKING.
21887 2016-01-27 Richard Henderson <rth@redhat.com>
21890 * lra-remat.c (subreg_regs): New.
21891 (dump_candidates_and_remat_bb_data): Dump it.
21892 (operand_to_remat): Reject if operand in subreg_regs.
21893 (set_bb_regs): Collect subreg_regs.
21894 (lra_remat): Init and free subreg_regs. Compute
21895 calculate_local_reg_remat_bb_data before create_cands.
21897 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
21900 * config/i386/i386.c (ix86_update_stack_boundary): Don't
21901 change stack_alignment_needed for __tls_get_addr call.
21903 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
21905 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
21907 2016-01-27 Jeff Law <law@redhat.com>
21909 PR tree-optimization/68398
21910 PR tree-optimization/69196
21911 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
21912 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
21913 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21914 Only count PHIs in the last block in the path. The others will
21915 const/copy propagate away. Add heuristic to allow more irreducible
21916 subloops to be created when it is likely profitable to do so.
21918 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21919 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
21920 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
21922 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21925 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
21926 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
21927 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
21928 * tree-streamer-in.c: Include asan.h.
21929 (streamer_get_builtin_tree): For builtins in sanitizer
21930 range call initialize_sanitizer_builtins and retry.
21932 2016-01-27 Ian Lance Taylor <iant@google.com>
21934 * common.opt (fkeep-gc-roots-live): New undocumented option.
21935 * tree-ssa-loop-ivopts.c (add_candidate_1): If
21936 -fkeep-gc-roots-live, skip pointers.
21937 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
21940 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
21943 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
21944 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
21946 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
21949 * configure.ac: NetBSD provides SSP in its C library.
21950 * configure: Updated.
21952 2016-01-27 Richard Biener <rguenther@suse.de>
21954 PR tree-optimization/69166
21955 * tree-vect-loop.c (vect_is_simple_reduction): Always check
21956 reduction code for commutativity / associativity.
21958 2016-01-27 Martin Jambor <mjambor@suse.cz>
21960 PR tree-optimization/69355
21961 * tree-sra.c (analyze_access_subtree): Correct hole detection when
21962 total_scalarization fails.
21964 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
21966 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
21969 2016-01-27 Christian Bruel <christian.bruel@st.com>
21972 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
21973 Move arm_reset_previous_fndecl and set_target_option_current_node in
21974 the conditional part. Call save_restore_target_globals.
21975 * config/arm/arm.c (arm_set_current_function):
21976 Refactor to better support #pragma target and attribute mix.
21977 Call save_restore_target_globals.
21978 * config/arm/arm-protos.h (save_restore_target_globals): New function.
21980 2016-01-27 Martin Liska <mliska@suse.cz>
21982 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
21983 reference for an HSA kernel and its host function.
21985 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21987 PR tree-optimization/69399
21988 * wide-int.h (wi::lrshift): For larger precisions, only
21989 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
21991 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
21993 * config/arc/predicates.md (proper_comparison_operator): Reject
21994 constant-constant comparison.
21996 2016-01-26 Tom de Vries <tom@codesourcery.com>
21998 PR tree-optimization/69110
21999 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22000 DR_NUM_DIMENSIONS == 0.
22002 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22003 Sebastian Pop <s.pop@samsung.com>
22005 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22006 isl_ast_op_cond and isl_ast_op_select.
22007 (gcc_expression_from_isl_expr_op): Same.
22009 2016-01-26 Jason Merrill <jason@redhat.com>
22012 * tree.c (recompute_constructor_flags): Split out from
22014 (verify_constructor_flags): New.
22015 * tree.h: Declare them.
22017 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22019 PR rtl-optimization/69217
22020 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22021 are no TYPE_FIELDS set for the record type.
22023 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22026 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22027 toc_label_name unconditionally.
22028 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22029 SYMBOL_REF string. Use toc_label_name instead of constructing
22031 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22032 constructing LCTOC1.
22034 2016-01-26 Martin Sebor <msebor@redhat.com>
22037 * doc/extend.texi (Common Type Attributes): Move text that talks about
22038 attribute packed from attribute aligned to the section discussing
22039 the former attribute for clarity.
22041 2016-01-26 Richard Henderson <rth@redhat.com>
22043 PR middle-end/60908
22044 * trans-mem.c (tm_region_init): Mark entry block as visited.
22046 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22049 * diagnostic-show-locus.c (layout::print_source_line): Replace
22050 call to pp_newline with call to layout::print_newline.
22051 (layout::print_annotation_line): Likewise.
22052 (layout::move_to_column): Likewise.
22053 (layout::print_any_fixits): After printing any fixits, print a
22054 trailing newline, if necessary.
22055 (layout::print_newline): New method, resetting any colorization
22057 (diagnostic_show_locus): Move the pp_newline to before the
22058 early bailout. Remove dummy block enclosing the layout instance.
22059 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22060 of pp_newline_and_flush with pp_flush.
22061 (diagnostic_append_note): Delete use of pp_newline.
22062 (diagnostic_append_note_at_rich_loc): Delete.
22063 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22064 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22065 when newline characters are added to the buffer.
22067 2016-01-26 Michael Matz <matz@suse.de>
22069 * configure.ac (ac_cv_std_swap_in_utility): New test.
22070 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22071 * configure: Regenerate.
22072 * config.in: Regenerate.
22074 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22076 * config/arc/arc.md (cstoresi4): Force operand into register.
22077 (arcset<code>): Fix predicate.
22078 (arcsetltu): Likewise.
22079 (arcsetgeu): Likewise.
22080 (arcsethi): Likewise.
22081 (arcsetls): Likewise.
22083 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22085 PR tree-optimization/69483
22086 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22087 if base has error_mark_node type.
22089 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22092 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22093 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22095 (vget_lane_f16): Handle big-endian.
22096 (vgetq_lane_f16): Likewise.
22097 (vset_lane_f16): Likewise.
22098 (vsetq_lane_f16): Likewise.
22099 * config/arm/iterators.md (VQXMOV): Add V8HF.
22100 (VDQ): Add V4HF and V8HF.
22101 (V_reg): Handle V4HF and V8HF.
22102 (Is_float_mode): Likewise.
22103 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22104 neon_vdup_nv8hf): New patterns.
22105 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22106 Use VD_LANE iterator.
22107 (neon_vld1_dup<mode>): Use VQ2 iterator.
22109 2016-01-26 Nathan Sidwell <nathan@acm.org>
22111 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22112 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22113 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22114 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22115 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22116 (oacc_validate_dims): Add LEVEL arg, don't return level.
22117 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22118 oacc_validate_dims.
22119 (execute_oacc_device_lower): Adjust, add more dump output.
22120 * tree-ssa-loop.c (gate_oacc_kernels): Use
22121 oacc_fn_attrib_kernels_p.
22122 * tree-parloops.c (create_parallel_loop): Adjust
22123 set_oacc_fn_attrib call.
22125 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22128 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22129 (append_compiler_options): Handle -fcilkplus.
22130 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22132 2016-01-26 Nick Clifton <nickc@redhat.com>
22135 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22136 been marked as DECL_ONE_ONLY but we do not the means to make it
22137 so, then do not allow it to bind locally.
22139 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22142 * opts.h (parse_sanitizer_options): New prototype.
22143 * opts.c (sanitizer_opts): New array.
22144 (parse_sanitizer_options): New function.
22145 (common_handle_option): Use parse_sanitizer_options.
22147 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22150 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22151 alignment adjustment to ...
22152 (ix86_update_stack_boundary): Here. Don't over-align stack for
22154 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22155 if __tls_get_addr is called.
22157 2016-01-26 Christian Bruel <christian.bruel@st.com>
22159 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22161 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22163 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22165 2016-01-26 Richard Biener <rguenther@suse.de>
22167 PR middle-end/69467
22168 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22170 2016-01-26 Richard Biener <rguenther@suse.de>
22172 PR tree-optimization/69452
22173 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22174 (move_computations_dom_walker::before_dom_children): Rename
22176 (move_computations_worker): This.
22177 (move_computations): Perform an RPO rather than a DOM walk.
22179 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22182 * combine.c (combine_instructions): For REG_EQUAL note with
22183 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22184 to the underlying register.
22185 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22186 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22188 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22191 * config/aarch64/aarch64-builtins.c
22192 (aarch64_init_simd_builtin_types): Do not set structural
22193 equality to __Poly{8,16,64,128}_t types.
22195 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22197 PR tree-optimization/69400
22198 * wide-int.cc (wi_pack): Take the precision as argument and
22199 perform canonicalization here rather than in the callers.
22200 Use the main loop to handle all full-width HWIs. Add a
22201 zero HWI if in_len isn't a full result.
22202 (wi::divmod_internal): Update accordingly.
22203 (wi::mul_internal): Likewise. Simplify.
22205 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22206 Sebastian Pop <s.pop@samsung.com>
22208 * graphite-poly.c (apply_poly_transforms): Simplify.
22209 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22210 (print_isl_map): Same.
22211 (print_isl_union_map): Same.
22212 (print_isl_schedule): New.
22213 (debug_isl_schedule): New.
22214 * graphite-dependences.c (scop_get_reads): Do not call
22215 isl_union_map_add_map that is undocumented isl functionality.
22216 (scop_get_must_writes): Same.
22217 (scop_get_may_writes): Same.
22218 (scop_get_original_schedule): Remove.
22219 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22220 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22221 (compute_deps): Remove.
22222 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22223 (debug_schedule_ast): New.
22224 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22225 set_separate_option.
22226 (graphite_regenerate_ast_isl): Add dump.
22227 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22228 from scop->transformed_schedule.
22229 (graphite_regenerate_ast_isl): Add more dump.
22230 * graphite-optimize-isl.c (optimize_isl): Set
22231 scop->transformed_schedule. Check whether schedules are equal.
22232 (apply_poly_transforms): Move here.
22233 * graphite-poly.c (apply_poly_transforms): ... from here.
22234 (free_poly_bb): Static.
22235 (free_scop): Static.
22236 (pbb_number_of_iterations_at_time): Remove.
22237 (print_isl_ast): New.
22238 (debug_isl_ast): New.
22239 (debug_scop_pbb): New.
22240 * graphite-scop-detection.c (print_edge): Move.
22241 (print_sese): Move.
22242 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22243 (build_scop_scattering): Remove.
22244 (create_pw_aff_from_tree): Assert instead of bailing out.
22245 (add_condition_to_pbb): Remove unused code, do not fail.
22246 (add_conditions_to_domain): Same.
22247 (add_conditions_to_constraints): Remove.
22248 (build_scop_context): New.
22249 (add_iter_domain_dimension): New.
22250 (build_iteration_domains): Initialize pbb->iterators.
22251 Call add_conditions_to_domain.
22254 (index_outermost_in_loop): New.
22255 (index_pbb_in_loop): New.
22256 (outermost_pbb_in): New.
22257 (add_in_sequence): New.
22258 (add_outer_projection): New.
22259 (outer_projection_mupa): New.
22260 (add_loop_schedule): New.
22261 (build_schedule_pbb): New.
22262 (build_schedule_loop): New.
22263 (embed_in_surrounding_loops): New.
22264 (build_schedule_loop_nest): New.
22265 (build_original_schedule): New.
22266 (build_poly_scop): Call build_original_schedule.
22267 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22268 (free_poly_dr): Remove.
22269 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22270 (free_poly_bb): Remove.
22271 (debug_loop_vec): Remove.
22272 (print_isl_ast): Declare.
22273 (debug_isl_ast): Declare.
22274 (scop_do_interchange): Remove.
22275 (scop_do_strip_mine): Remove.
22276 (scop_do_block): Remove.
22277 (flatten_all_loops): Remove.
22278 (optimize_isl): Remove.
22279 (pbb_number_of_iterations_at_time): Remove.
22280 (debug_scop_pbb): Declare.
22281 (print_schedule_ast): Declare.
22282 (debug_schedule_ast): Declare.
22283 (struct scop): Remove schedule. Add original_schedule,
22284 transformed_schedule.
22285 (free_gimple_poly_bb): Remove.
22286 (print_generated_program): Remove.
22287 (debug_generated_program): Remove.
22288 (unify_scattering_dimensions): Remove.
22289 * sese.c (print_edge): ... here.
22290 (print_sese): ... here.
22291 (debug_edge): ... here.
22292 (debug_sese): ... here.
22293 * sese.h (print_edge): Declare.
22294 (print_sese): Declare.
22295 (dump_edge): Declare.
22296 (dump_sese): Declare.
22298 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22299 Sebastian Pop <s.pop@samsung.com>
22301 * Makefile.in: Set ISLVER in site.exp.
22303 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22305 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22306 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22307 through DECL_VALUE_EXPR for expansion.
22309 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22311 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22312 the frame info after reload completed.
22314 2016-01-25 Jeff Law <law@redhat.com>
22316 PR tree-optimization/69196
22317 PR tree-optimization/68398
22318 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22319 tree-ssa-threadupdate.c.
22320 (determine_bb_domination_status): Prototype
22321 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22322 (determine_bb_domination_status): No longer static.
22323 (valid_jump_thread_path): Remove code to detect characteristics
22324 of the jump thread path not associated with correctness.
22325 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22326 Correct test for thread path length. Count PHIs for real operands as
22327 statements that need to be copied. Do not count ASSERT_EXPRs.
22328 Look at all the blocks in the thread path. Compute and selectively
22329 filter thread paths based on threading through the latch, threading
22330 a multiway branch or crossing a multiway branch.
22332 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22334 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22335 decl with __attribute__ ((unused)) annotation.
22337 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22340 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22341 of operands is compatible with a statement vectype.
22343 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22345 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22346 improve wording for mixed storage order support.
22348 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22350 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22351 (vcvt_u64_f64): Likewise.
22352 (vcvta_s64_f64): Likewise.
22353 (vcvta_u64_f64): Likewise.
22354 (vcvtm_s64_f64): Likewise.
22355 (vcvtm_u64_f64): Likewise.
22356 (vcvtn_s64_f64): Likewise.
22357 (vcvtn_u64_f64): Likewise.
22358 (vcvtp_s64_f64): Likewise.
22359 (vcvtp_u64_f64): Likewise.
22361 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22363 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22364 (arc_init): Check validity mll64 option.
22365 (arc_save_restore): Use double load/store instruction.
22366 (arc_expand_movmem): Likewise.
22367 (arc_split_move): Don't split if we have double load/store
22368 instructions. Returns a boolean.
22369 (arc_process_double_reg_moves): Change function to return boolean
22370 instead of a sequence of instructions.
22371 (arc_dwarf_register_span): New function.
22372 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22373 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22374 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22375 (*movdf_insn): Likewise.
22376 * config/arc/arc.opt (mll64): New option.
22377 * config/arc/predicates.md (even_register_operand): New predicate.
22378 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22380 2016-01-25 Richard Biener <rguenther@suse.de>
22383 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22384 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22386 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22388 2016-01-25 Richard Biener <rguenther@suse.de>
22390 PR tree-optimization/69376
22391 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22393 (VN_INFO_ANTI_RANGE_P): New inline.
22394 (VN_INFO_RANGE_TYPE): Likewise.
22395 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22396 SSA_NAME_ANTI_RANGE_P.
22397 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22398 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22399 Properly query VN_INFO_RANGE_TYPE.
22401 2016-01-25 Nick Clifton <nickc@redhat.com>
22404 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22406 2016-01-23 Tom de Vries <tom@codesourcery.com>
22408 PR tree-optimization/69426
22409 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22412 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22414 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22415 "the the" with "the" in the comments.
22416 * ipa-devirt.c (build_type_inheritance_graph,
22417 update_type_inheritance_graph): Likewise.
22418 * tree.c (build_function_type_list_1): Likewise.
22419 * cfgloopmanip.c (scale_loop_profile): Likewise.
22420 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22421 * gimple-ssa-split-paths.c
22422 (find_block_to_duplicate_for_splitting_paths): Likewise.
22423 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22424 * expr.c (convert_move): Likewise.
22425 * var-tracking.c (vt_stack_adjustments): Likewise.
22426 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22427 * tree-vrp.c (test_for_singularity): Likewise.
22429 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22430 directly instead of building a temporary tree.
22433 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22434 remove <algorithm> include.
22436 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22439 * config/i386/i386.c: Include dojump.h.
22440 (expand_small_movmem_or_setmem,
22441 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22443 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22444 if dynamic_check != -1.
22446 2016-01-21 Jeff Law <law@redhat.com>
22448 PR middle-end/69347
22449 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22450 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22451 into dominated_by_p.
22452 (cprop_into_successor_phis): Avoid unnecessary tests.
22454 2016-01-22 Richard Henderson <rth@redhat.com>
22457 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22458 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22460 2016-01-22 Michael Matz <matz@suse.de>
22462 * system.h (string, algorithm): Include only conditionally.
22463 (new): Include always under C++.
22464 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22465 * final.c (toplevel): Ditto.
22466 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22467 * genconditions.c (write_header): Make gencondmd.c define
22469 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22471 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22472 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22474 2016-01-22 Christian Bruel <christian.bruel@st.com>
22477 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22479 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22482 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22483 define_insn_and_split. Ensure operands[1] and operands[0] do not
22484 get assigned the same register.
22486 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22488 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
22490 2016-01-22 Christian Bruel <christian.bruel@st.com>
22492 * config/arm/arm-c.c (arm_pragma_target_parse):
22493 Remove warn_builtin_macro_redefined overwrite.
22495 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22497 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
22498 flag_non_call_exceptions compatibility.
22500 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22503 * dwarf2out.c (add_child_die_after): New function.
22504 (dwarf_qual_info_t): New type.
22505 (dwarf_qual_info): New variable.
22506 (qualified_die_p): New function.
22507 (modified_type_die): For -fdebug-types-section, ensure
22508 canonical order of qualifiers. Put qualified DIEs adjacent
22509 to the corresponding non-qualified type DIE and search there
22510 for existing qualified DIEs.
22512 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22514 * doc/extend.texi (scalar_storage_order type attribute): Document
22515 restriction on type punning and aliasing, and remove future tense.
22517 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
22520 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
22523 2016-01-21 Jeff Law <law@redhat.com>
22525 PR middle-end/69347
22526 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
22527 useless call to record_temporary_equivalences.
22528 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
22529 allocate 10 slots in the bb_path vector and let it grow as needed.
22530 (fsm_find_control_statement_thread_paths): Similarly for the next_path
22533 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22535 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
22537 * configure: Regenerate.
22539 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
22541 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
22542 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
22544 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
22546 PR middle-end/66178
22547 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
22548 drop EXPAND_INITIALIZER.
22549 * rtl.h (contains_symbolic_reference_p): Declare.
22550 * rtlanal.c (contains_symbolic_reference_p): New function.
22551 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
22552 a subtraction into a NOT if symbolic constants are involved.
22554 2016-01-21 Anton Blanchard <anton@samba.org>
22555 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22558 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
22560 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
22563 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22565 * config/microblaze/microblaze.c
22566 (get_branch_target): New.
22567 (insert_wic_for_ilb_runout): New.
22569 (microblaze_machine_dependent_reorg): New.
22570 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
22571 * config/microblaze/microblaze.md
22572 (UNSPEC_IPREFETCH): Define.
22573 (iprefetch): New pattern
22574 * config/microblaze/microblaze.opt
22575 (mxl-prefetch): New flag.
22577 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22579 * config/microblaze/microblaze.h
22580 (FIXED_REGISTERS): Update in macro.
22581 (CALL_USED_REGISTERS): Update in macro.
22583 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
22585 PR rtl-optimization/68920
22586 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
22589 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
22591 PR rtl-optimization/68990
22592 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
22593 pseudo instead of inheritance ones.
22595 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
22596 Nick Clifton <nickc@redhat.com>
22600 * config/mips/mips.c (mips_compute_frame_info): Initialise
22601 args_size and hard_frame_pointer_offset fields of the frame
22602 structure before calling mips_global_pointer.
22604 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22606 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
22608 * configure: Regenerate.
22610 2016-01-21 Richard Biener <rguenther@suse.de>
22612 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
22614 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22616 * config/s390/s390.c (s390_asm_declare_function_size): Add code
22617 to actually emit the .size directive.
22619 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
22620 Jakub Jelinek <jakub@redhat.com>
22624 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
22625 args array size by one to avoid buffer overflow.
22627 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22629 * config/s390/s390.md (pool_section_start): Use switch_to_section
22630 to select proper read-only data section instead of hardcoding
22632 (pool_section_end): Use switch_to_section to match the above.
22634 2016-01-21 Richard Biener <rguenther@suse.de>
22636 PR tree-optimization/69378
22637 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
22638 (set_ssa_val_to): Use it for dominance checks taking into
22639 account not executable edges.
22641 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22644 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
22645 for bitsize instead of GET_MODE_PRECISION (mode).
22647 2016-01-20 Martin Sebor <msebor@redhat.com>
22650 * extend.texi (__sync Builtins): Clarify the semantics of
22651 __sync_fetch_and_OP built-ins on pointers.
22652 (__atomic Builtins): Same.
22654 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22655 Sebastian Pop <s.pop@samsung.com>
22657 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
22658 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
22659 (is_valid_rename): Same.
22660 (translate_isl_ast_to_gimple::get_rename): Same.
22661 (translate_isl_ast_to_gimple::rename_all_uses): Same.
22662 (translate_isl_ast_to_gimple::rename_uses): Same.
22663 (get_new_name): Check for close_phi nodes.
22664 (copy_loop_phi_args): Use phi_node_kind.
22665 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
22666 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
22668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22669 Sebastian Pop <s.pop@samsung.com>
22671 Revert commit r229783.
22672 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
22673 Remove use of parameter_rename_map.
22674 (copy_def): Remove.
22675 (copy_internal_parameters): Remove.
22676 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
22677 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
22678 (free_sese_info): Do not free parameter_rename_map.
22679 (set_rename): Do not use parameter_rename_map.
22680 (rename_uses): Update call to set_rename.
22681 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
22682 * sese.h (parameter_rename_map_t): Remove.
22683 (struct sese_info_t): Remove field parameter_rename_map.
22685 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22686 Sebastian Pop <s.pop@samsung.com>
22688 * graphite-isl-ast-to-gimple.c: Fix comment.
22689 * graphite-scop-detection.c (defined_in_loop_p): New.
22690 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
22691 names defined in loop.
22693 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22694 Sebastian Pop <s.pop@samsung.com>
22696 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
22697 Discard unstructured if-then-else regions.
22699 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22700 Sebastian Pop <s.pop@samsung.com>
22702 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
22703 (cleanup_loop_iter_dom): Remove.
22704 (build_loop_iteration_domains): Remove.
22705 (build_scop_context): Remove.
22706 (build_scop_iteration_domain): Remove.
22707 (add_loop_constraints): New.
22708 (build_iteration_domains): New.
22709 (build_poly_scop): Call build_iteration_domains.
22711 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22712 Sebastian Pop <s.pop@samsung.com>
22714 * graphite-scop-detection.c
22715 (scop_detection::harmful_loop_in_region): Free dom and loops.
22716 (scop_detection::loop_body_is_valid_scop): Free bbs.
22718 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22719 Sebastian Pop <s.pop@samsung.com>
22721 * graphite-scop-detection.c (record_loop_in_sese): New.
22722 (gather_bbs::before_dom_children): Call record_loop_in_sese.
22723 (build_scops): Remove call to build_sese_loop_nests.
22724 * sese.c (sese_record_loop): Remove.
22725 (build_sese_loop_nests): Remove.
22726 (new_sese_info): Remove region->loops.
22727 (free_sese_info): Same.
22728 * sese.h (sese_contains_loop): Same.
22729 (build_sese_loop_nests): Remove.
22730 (sese_contains_loop): Remove.
22732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22733 Sebastian Pop <s.pop@samsung.com>
22735 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
22736 loop_is_valid_in_scop.
22737 (scop_detection::harmful_stmt_in_region): Renamed
22738 harmful_loop_in_region.
22739 Call loop_is_valid_in_scop.
22741 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22742 Sebastian Pop <s.pop@samsung.com>
22744 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
22747 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22748 Sebastian Pop <s.pop@samsung.com>
22750 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
22751 * graphite.h (struct poly_bb): Remove field is_reduction.
22752 (PBB_IS_REDUCTION): Remove.
22754 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22755 Sebastian Pop <s.pop@samsung.com>
22757 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
22758 (add_pdr_constraints): Same.
22759 (scop_get_reads): Same.
22760 (scop_get_must_writes): Same.
22761 (scop_get_may_writes): Same.
22762 (scop_get_original_schedule): Same.
22763 (extend_schedule): Same.
22764 (apply_schedule_on_deps): Same.
22765 (carries_deps): Same.
22766 (compute_deps): Same.
22767 (scop_get_dependences): Same.
22768 * graphite-isl-ast-to-gimple.c
22769 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
22770 * graphite-optimize-isl.c (get_schedule_for_band): Same.
22771 (get_schedule_for_band_list): Same.
22772 (get_schedule_map): Same.
22773 (apply_schedule_map_to_scop): Same.
22774 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
22775 (build_loop_iteration_domains): Same.
22776 (add_condition_to_pbb): Same.
22777 (add_param_constraints): Same.
22778 (pdr_add_memory_accesses): Same.
22779 (pdr_add_data_dimensions): Same.
22781 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22783 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
22786 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22788 * common.opt (feliminate-dwarf2-dups): Replace references to
22789 "DWARF 2" with just "DWARF".
22790 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
22791 * doc/extend.texi: Likewise.
22792 * doc/cpp.texi: Likewise.
22793 * doc/invoke.texi: Likewise.
22794 (Option Summary): Add -gdwarf to list of Debugging Options.
22795 (Debugging Options): Document -gdwarf.
22796 * doc/contrib.texi: Spell "DWARF" like that.
22798 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22800 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
22801 warning. Fix up formatting.
22803 PR middle-end/67653
22804 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
22805 attempt to mark memory input operand addressable and
22806 call prepare_gimple_addressable in that case. Don't adjust
22807 input_location for diagnostics, use error_at instead.
22809 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
22811 * config/rs6000/ppc-auxv.h: New file.
22812 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
22813 (cpu_is): Likewise.
22814 (cpu_supports): Likewise.
22815 * config/rs6000/rs6000.c: include "ppc-auxv.h".
22816 (cpu_is_info): New variable.
22817 (cpu_supports_info): Likewise.
22818 (tcb_verification_symbol): Likewise.
22819 (cpu_builtin_p): Likewise.
22820 (cpu_expand_builtin): New function.
22821 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
22822 (rs6000_init_builtins): Likewise.
22823 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
22824 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
22825 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
22826 * configure: Regenerate.
22827 * config.in: Likewise.
22828 * doc/extend.texi (PowerPC Built-in Functions): Document
22829 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
22831 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
22834 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
22836 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
22839 2016-01-20 Richard Henderson <rth@redhat.com>
22845 * tree.c (tm_define_builtin): New.
22846 (find_tm_vector_type): New.
22847 (build_tm_vector_builtins): New.
22848 (build_common_builtin_nodes): Call it.
22850 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
22852 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
22853 (arm_fp_ok): Likewise.
22854 (arm_fp): Likewise.
22855 (arm_crypto): Likewise.
22857 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
22858 Richard Biener <rguenther@suse.de>
22860 PR tree-optimization/69328
22861 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
22862 vectors have same number of elements.
22863 (vectorizable_condition): Fix masked version recognition.
22865 2016-01-20 Richard Biener <rguenther@suse.de>
22867 PR tree-optimization/69345
22868 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
22869 (VN_INFO_PTR_INFO): Likewise.
22870 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
22871 info when it is equal between non-dominating SSA names.
22872 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22873 Make sure to look at original SSA infos.
22875 2016-01-20 Jeff Law <law@redhat.com>
22878 * config/m68k/predicates.md (pow2_m1_operand): New predicate
22880 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
22881 (pc_or_label_operand): New predicate.
22882 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
22883 tests for small integers that are 2^n - 1.
22885 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
22887 * doc/invoke.texi (Options Summary): Add '.' after @xref.
22889 2016-01-19 Jeff Law <law@redhat.com>
22891 PR middle-end/69347
22892 * tree-ssa-threadbackwards.c
22893 (fsm_find_control_statement_thread_paths): Do not try to lookup
22894 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
22896 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
22898 * doc/lto.texi: Remove text that says only Gold has linker plugin
22901 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
22903 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
22904 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
22905 the DIE accordingly.
22906 (modified_type_die): Add REVERSE parameter and pass it recursively,
22907 as well as to base_type_die. Adjust presence check accordingly.
22908 (base_type_for_mode): Adjust call to modified_type_die.
22909 (add_type_attribute): Add REVERSE parameter and pass it to
22911 (generic_parameter_die): Adjust call to add_type_attribute.
22912 (add_scalar_info): Likewise.
22913 (add_subscript_info): Likewise.
22914 (gen_array_type_die): Likewise.
22915 (gen_descr_array_type_die): Likewise.
22916 (gen_entry_point_die): Likewise.
22917 (gen_enumeration_type_die): Likewise.
22918 (gen_formal_parameter_die): Likewise.
22919 (gen_subprogram_die): Likewise.
22920 (gen_variable_die ): Likewise.
22921 (gen_const_die): Likewise.
22922 (gen_field_die): Likewise.
22923 (gen_pointer_type_die): Likewise.
22924 (gen_reference_type_die): Likewise.
22925 (gen_ptr_to_mbr_type_die): Likewise.
22926 (gen_inheritance_die): Likewise.
22927 (gen_subroutine_type_die): Likewise.
22928 (gen_typedef_die): Likewise.
22929 (force_type_die): Adjust call to modified_type_die.
22931 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
22933 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
22934 flow throughout the file. Fix broken link to Objective-C 2.0
22936 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
22939 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22941 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
22943 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22946 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
22947 (maybe_record_node): Record cxa_pure_virtual as the only possible
22948 target if there are not ohter candidates.
22949 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
22951 2016-01-19 Richard Biener <rguenther@suse.de>
22953 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
22954 (get_memory_order): Likewise.
22956 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
22958 * tree-vect-stmts.c (vectorizable_store): Check
22961 2016-01-19 David Malcolm <dmalcolm@redhat.com>
22964 * gcc.c (driver::decode_argv): Add call to
22965 init_opts_obstack before init_options_struct.
22966 * opts.c (init_opts_obstack): Remove idempotency.
22967 (init_options_struct): Replace call to init_opts_obstack
22968 with a gcc_assert to verify that it has already been called.
22969 * toplev.c (toplev::main): Add call to init_opts_obstack before
22970 calls to init_options_struct.
22971 (toplev::finalize): Move cleanup of opts_obstack next to
22972 cleanup of save_decoded_options, clearing the latter, and
22973 save_decoded_options_count.
22975 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22978 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
22979 attribute to unconditional. Remove %? from output template.
22981 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22982 Jiong Wang <jiong.wang@arm.com>
22984 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
22985 generated from different expand order.
22987 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22989 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22990 Add support for CCMP costing.
22992 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22994 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
22995 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
22996 (fccmpe<mode>): Likewise.
22997 (fcmp): Rename to fcmp and globalize pattern.
22999 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23000 (aarch64_gen_ccmp_next): Add FP support.
23002 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23004 * target.def (gen_ccmp_first): Update documentation.
23005 (gen_ccmp_next): Likewise.
23006 * doc/tm.texi (gen_ccmp_first): Update documentation.
23007 (gen_ccmp_next): Likewise.
23008 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23009 expand_ccmp_expr_1. Improve comments.
23010 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23011 (ccmp_ior<mode>): Remove pattern.
23012 (cmp<mode>): Remove expand.
23013 (cmp): Globalize pattern.
23014 (cstorecc4): Use cc_register.
23015 (mov<mode>cc): Remove ccmp_cc_register check.
23016 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23017 Simplify after removal of CC_DNE/* modes.
23018 (aarch64_ccmp_mode_to_code): Remove.
23019 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23020 In 'k' case use integer as condition.
23021 (aarch64_nzcv_codes): Remove inverted cases.
23022 (aarch64_code_to_ccmode): Remove.
23023 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23024 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23025 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23026 pattern. Return the comparison with CC register. Invert conditions
23027 when bitcode is OR.
23028 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23029 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23031 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23033 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23034 instrumented_version.
23036 2016-01-19 Richard Biener <rguenther@suse.de>
23038 PR tree-optimization/69336
23039 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23040 handled components with get_ref_base_and_extent.
23041 (equal_mem_array_ref_p): Adjust.
23043 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23046 * shrink-wrap.c: Include valtrack.h.
23047 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23048 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23049 in between insn and where it will be moved to. Call
23050 dead_debug_insert_temp.
23051 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23052 first and dead_debug_local_finish at the end.
23053 For uses and defs bitmap, handle all regs in between REGNO and
23054 END_REGNO, not just the first one.
23056 2016-01-19 Richard Biener <rguenther@suse.de>
23058 PR tree-optimization/69352
23059 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23060 (equal_mem_array_ref_p): Constrain size and max size properly.
23061 Compare the reverse flag.
23063 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23065 * ira.c (ira): Update regstat data if we deleted insns.
23067 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23069 PR rtl-optimization/68955
23070 PR rtl-optimization/64557
23071 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23072 here. Fix up formatting.
23073 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23075 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23078 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23079 assume that the node has body.
23080 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23083 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23085 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23088 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23090 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23091 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23093 2016-01-19 Martin Jambor <mjambor@suse.cz>
23094 Martin Liska <mliska@suse.cz>
23095 Michael Matz <matz@suse.de>
23097 * Makefile.in (OBJS): Add new source files.
23098 (GTFILES): Add hsa.c.
23099 * common.opt (disable_hsa): New variable.
23100 (-Whsa): New warning.
23101 * config.in (ENABLE_HSA): New.
23102 * configure.ac: Treat hsa differently from other accelerators.
23103 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23104 $enable_offloading.
23105 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23106 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23107 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23108 --with-hsa-kmt-lib.
23109 * doc/invoke.texi (-Whsa): Document.
23110 (hsa-gen-debug-stores): Likewise.
23111 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23112 to invoke offload compiler for hsa acclerator.
23113 * opts.c (common_handle_option): Determine whether HSA offloading
23114 should be performed.
23115 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23116 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23117 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23118 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23119 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23120 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23121 GF_OMP_FOR_KIND_GRID_LOOP.
23122 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23123 (pp_gimple_stmt_1): Likewise.
23124 * gimple-walk.c (walk_gimple_stmt): Likewise.
23125 * gimple.c (gimple_build_omp_grid_body): New function.
23126 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23127 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23128 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23129 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23130 GF_OMP_TEAMS_GRID_PHONY.
23131 (gimple_statement_omp_single_layout): Updated comments.
23132 (gimple_build_omp_grid_body): New function.
23133 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23134 (gimple_omp_for_grid_phony): New function.
23135 (gimple_omp_for_set_grid_phony): Likewise.
23136 (gimple_omp_parallel_grid_phony): Likewise.
23137 (gimple_omp_parallel_set_grid_phony): Likewise.
23138 (gimple_omp_teams_grid_phony): Likewise.
23139 (gimple_omp_teams_set_grid_phony): Likewise.
23140 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23141 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23142 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23143 (BUILT_IN_GOMP_TARGET): Updated type.
23144 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23145 (adjust_for_condition): New function.
23146 (get_omp_for_step_from_incr): Likewise.
23147 (extract_omp_for_data): Moved parts to adjust_for_condition and
23148 get_omp_for_step_from_incr.
23149 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23150 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23151 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23152 (scan_omp_parallel): Do not create child functions for phony
23154 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23155 (scan_omp_1_op): Checking assert we are not remapping to
23156 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23157 (parallel_needs_hsa_kernel_p): New function.
23158 (expand_parallel_call): Register apprpriate parallel child
23159 functions as HSA kernels.
23160 (grid_launch_attributes_trees): New type.
23161 (grid_attr_trees): New variable.
23162 (grid_create_kernel_launch_attr_types): New function.
23163 (grid_insert_store_range_dim): Likewise.
23164 (grid_get_kernel_launch_attributes): Likewise.
23165 (get_target_argument_identifier_1): Likewise.
23166 (get_target_argument_identifier): Likewise.
23167 (get_target_argument_value): Likewise.
23168 (push_target_argument_according_to_value): Likewise.
23169 (get_target_arguments): Likewise.
23170 (expand_omp_target): Call get_target_arguments instead of looking
23171 up for teams and thread limit.
23172 (grid_expand_omp_for_loop): New function.
23173 (grid_arg_decl_map): New type.
23174 (grid_remap_kernel_arg_accesses): New function.
23175 (grid_expand_target_kernel_body): New function.
23176 (expand_omp): Call it.
23177 (lower_omp_for): Do not emit phony constructs.
23178 (lower_omp_taskreg): Do not emit phony constructs but create for them
23179 a temporary variable receiver_decl.
23180 (lower_omp_taskreg): Do not emit phony constructs.
23181 (lower_omp_teams): Likewise.
23182 (lower_omp_grid_body): New function.
23183 (lower_omp_1): Call it.
23184 (grid_reg_assignment_to_local_var_p): New function.
23185 (grid_seq_only_contains_local_assignments): Likewise.
23186 (grid_find_single_omp_among_assignments_1): Likewise.
23187 (grid_find_single_omp_among_assignments): Likewise.
23188 (grid_find_ungridifiable_statement): Likewise.
23189 (grid_target_follows_gridifiable_pattern): Likewise.
23190 (grid_remap_prebody_decls): Likewise.
23191 (grid_copy_leading_local_assignments): Likewise.
23192 (grid_process_kernel_body_copy): Likewise.
23193 (grid_attempt_target_gridification): Likewise.
23194 (grid_gridify_all_targets_stmt): Likewise.
23195 (grid_gridify_all_targets): Likewise.
23196 (execute_lower_omp): Call grid_gridify_all_targets.
23197 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23198 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23199 (tree_omp_clause): Added union field dimension.
23200 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23201 * tree.c (omp_clause_num_ops): Added number of arguments of
23202 OMP_CLAUSE__GRIDDIM_.
23203 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23204 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23205 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23206 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23207 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23208 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23209 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23210 * tree-pass.h (make_pass_gen_hsail): Declare.
23211 (make_pass_ipa_hsa): Likewise.
23212 * ipa-hsa.c: New file.
23213 * lto-section-in.c (lto_section_name): Add hsa section name.
23214 * lto-streamer.h (lto_section_type): Add hsa section.
23215 * timevar.def (TV_IPA_HSA): New.
23216 * hsa-brig-format.h: New file.
23217 * hsa-brig.c: New file.
23218 * hsa-dump.c: Likewise.
23219 * hsa-gen.c: Likewise.
23222 * toplev.c (compile_file): Call hsa_output_brig.
23223 * hsa-regalloc.c: New file.
23225 2016-01-18 Jeff Law <law@redhat.com>
23227 PR tree-optimization/69320
23228 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23229 ranged object, do nothing if the RHS constant is not [0..1].
23230 (optimize_stmt): Comparing a boolean ranged object against a
23231 constant outside [0..1] results in a compile-time constant.
23233 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23236 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23238 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23239 (Option Summary): Update to reflect new section and moved options.
23240 (C++ Dialect Options): Move -fstats to new section.
23241 (Debugging Options): Move all dump, statistics, and other GCC
23242 developer options to new section. Rewrite section introduction
23243 and re-order remaining options to put the more basic ones first.
23244 (Optimization Options): Move -fira-verbose and -flto-report* to
23246 (Developer Options): New section incorporating moved options.
23247 * doc/cppopts.texi (-dM): Update cross-reference.
23249 2016-01-18 Richard Henderson <rth@redhat.com>
23252 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23253 operands to pseudo only if CSE is expected. Split long immediate
23254 operands only after reload, and for the stack pointer.
23255 (*add<GPI>3_pluslong): Remove.
23256 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23257 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23258 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23259 (*add<GPI>3 peepholes): New.
23260 (*add<GPI>3 splitters): New.
23261 * config/aarch64/constraints.md (Upl): New.
23262 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23264 2016-01-18 Richard Biener <rguenther@suse.de>
23266 PR tree-optimization/69297
23267 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23269 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23271 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23273 PR middle-end/68542
23274 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23275 of mixind vector and scalar types.
23276 (fold_relational_const): Add handling of vector
23277 comparison with boolean result.
23278 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23279 comparison of vector operands with boolean result for EQ/NE only.
23280 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23281 (verify_gimple_cond): Likewise.
23282 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23285 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23287 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23290 2016-01-18 Richard Biener <rguenther@suse.de>
23292 PR middle-end/69308
23293 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23295 2016-01-18 Tom de Vries <tom@codesourcery.com>
23297 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23299 2016-01-18 Tom de Vries <tom@codesourcery.com>
23301 * omp-low.c (set_oacc_fn_attrib): Make extern.
23302 * omp-low.h (set_oacc_fn_attrib): Declare.
23303 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23304 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23305 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23306 Add and handle function parameter oacc_kernels_p.
23307 (find_reduc_addr, get_omp_data_i_param): New function.
23308 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23309 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23310 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23311 Calculate dominance info. Skip loops that are not in a kernels region
23312 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23313 (pass_parallelize_loops::execute): Call parallelize_loops with
23314 oacc_kernels_p argument.
23315 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23316 New member function.
23317 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23318 * passes.def: Add argument to pass_parallelize_loops instantation.
23320 2016-01-18 Tom de Vries <tom@codesourcery.com>
23322 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23323 pass_parallelize_loops to be run outside the loop pipeline.
23325 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23327 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23328 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23330 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23333 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23334 using get_ref_base_and_extent.
23335 (equal_mem_array_ref_p): New.
23336 (hashable_expr_equal_p): Add call to previous.
23338 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23341 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23342 (sra_initialize): Allocate disqualified_constants.
23343 (sra_deinitialize): Free disqualified_constants.
23344 (disqualify_candidate): Update disqualified_constants when appropriate.
23345 (create_access): Scan for constant-pool entries as we go along.
23346 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23347 (maybe_add_sra_candidate): Allow constant-pool entries.
23348 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23349 (initialize_constant_pool_replacements): New.
23350 (sra_modify_assign): Avoid mangling assignments created by previous,
23351 and don't generate writes into constant pool.
23352 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23354 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23356 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23357 andnot instruction.
23358 (scalar_chain::convert_op): Likewise.
23359 * config/i386/i386.md (*andndi3_doubleword): New.
23361 2016-01-18 Richard Biener <rguenther@suse.de>
23363 PR tree-optimization/69170
23364 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23365 building a vector from scalar results of a pattern stmt.
23367 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23369 * haifa-sched.c (autopref_multipass_init): Work around
23370 -Wmaybe-uninitialized warning.
23372 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23374 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23375 against the constant 0.
23377 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23379 PR tree-optimization/68799
23380 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23381 look up phi candidates in the statement-candidate map.
23382 (phi_add_costs): Likewise.
23383 (record_phi_increments): Likewise.
23384 (phi_incr_cost): Likewise.
23385 (ncd_with_phi): Likewise.
23386 (all_phi_incrs_profitable): Likewise.
23388 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23390 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23391 -Wmaybe-uninitialized warning.
23393 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23395 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23396 (Option Summary): Update to reflect new section and moved options.
23397 (C++ Dialect Options): Move -fvtable-verify and related options.
23398 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23399 and profiling-related options.
23400 (Optimization Options): Move profile generation options and
23401 -fstack-protector and related options.
23402 (Instrumentation Options): New section incorporating moved options.
23403 (Code Generation Options): Move -finstrument-functions and
23404 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23406 2016-01-16 Tom de Vries <tom@codesourcery.com>
23408 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23410 2016-01-16 Tom de Vries <tom@codesourcery.com>
23412 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23414 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23416 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23417 that checks whether the table is already empty. Rename the
23418 original implementation to...
23419 (hash_table::empty_slot): ...this new private function.
23421 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23423 PR diagnostic/68899
23424 * diagnostic-show-locus.c (layout::print_source_line): Move x
23425 offset of line until after call to
23426 get_line_width_without_trailing_whitespace.
23428 2016-01-15 Jeff Law <law@redhat.com>
23430 PR tree-optimization/69270
23431 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23432 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23433 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23434 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23435 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23436 ssa_name_has_boolean_range and constant_boolean_node.
23438 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23440 PR rtl-optimization/69030
23441 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23443 (spill_pseudos): Delete debug insn for dead pseudo.
23444 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23446 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23448 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23450 (TYPES_UNOPUS): Likewise.
23451 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23452 builtin type, from UNOP to UNOPUS.
23453 (lbtruncuv4sf): Likewise.
23454 (lbtruncuv2df): Likewise.
23455 (lrounduv2sf): Likewise.
23456 (lrounduv4sf): Likewise.
23457 (lrounduv2df): Likewise.
23458 (lroundusf): Likewise.
23459 (lroundusf): Likewise.
23460 (lceiluv2sf): Likewise.
23461 (lceiluv4sf): Likewise.
23462 (lceiluv2df): Likewise.
23463 (lceilusf): Likewise.
23464 (lceiludf): Likewise.
23465 (lflooruv2sf): Likewise.
23466 (lflooruv4sf): Likewise.
23467 (lflooruv2df): Likewise.
23468 (lfloorusf): Likewise.
23469 (lfloorudf): Likewise.
23470 (lfrintnuv2sf): Likewise.
23471 (lfrintnuv4sf): Likewise.
23472 (lfrintnuv2df): Likewise.
23473 (lfrintnusf): Likewise.
23474 (lfrintnudf): Likewise.
23475 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23477 (vcvtq_u32_f32): Likewise.
23478 (vcvtq_u64_f64): Likewise.
23479 (vcvta_u32_f32): Likewise.
23480 (vcvtaq_u32_f32): Likewise.
23481 (vcvtaq_u64_f64): Likewise.
23482 (vcvtm_u32_f32): Likewise.
23483 (vcvtmq_u32_f32): Likewise.
23484 (vcvtmq_u64_f64): Likewise.
23485 (vcvtn_u32_f32): Likwise.
23486 (vcvtnq_u32_f32): Likewise.
23487 (vcvtnq_u64_f64): Likewise.
23488 (vcvtp_u32_f32): Likewise.
23489 (vcvtpq_u32_f32): Likewise.
23490 (vcvtpq_u64_f64): Likewise.
23491 (vcvtmd_u64_f64): Likewise.
23492 (vcvtms_u32_f32): Likewise.
23493 (vcvtad_u64_f64): Likewise.
23494 (vcvtas_u32_f32): Likewise.
23495 (vcvtnd_u64_f64): Likewise.
23496 (vcvtns_u32_f32): Likewise.
23497 (vcvtpd_u64_f64): Likewise.
23498 (vcvtps_u32_f32): Likewise.
23500 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23502 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
23503 CSEL of zero_extended registers.
23505 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23507 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
23508 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
23510 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23512 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
23513 false when argument string is not found in the attributes table
23516 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
23519 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
23520 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
23521 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
23522 precision estimate.
23524 2016-01-15 Richard Biener <rguenther@suse.de>
23526 PR tree-optimization/66856
23527 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
23528 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
23529 (vect_create_new_slp_node): Increment stmt reference count.
23530 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
23531 an SLP tree before swapping operands.
23532 (vect_build_slp_tree): Likewise.
23533 (destroy_bb_vec_info): Free stmt info after SLP instances.
23534 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
23535 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
23536 (STMT_VINFO_NUM_SLP_USES): New macro.
23538 2016-01-15 Richard Biener <rguenther@suse.de>
23541 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
23542 (add_linkage_name): ... here.
23543 (gen_typedef_die): Use add_linkage_name_raw instead of
23544 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
23547 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
23549 * gimplify.c (oacc_default_clause): Decode reference and pointer
23550 types for both kernels and parallel regions.
23552 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
23554 PR middle-end/69246
23555 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
23557 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23559 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
23560 (convert_scalars_to_vector): Likewise.
23562 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
23564 * doc/extend.texi (Type Traits): Fix grammar.
23566 2016-01-15 Martin Jambor <mjambor@suse.cz>
23568 * tree-inline.c (remap_decl): Use existing dclarations if
23569 remapping a type and prevent_decl_creation_for_types.
23570 (replace_locals_stmt): Do an initial remapping of non-VLA typed
23571 decls first. Do real remapping with
23572 prevent_decl_creation_for_types set.
23573 * tree-inline.h (copy_body_data): New field
23574 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
23577 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23579 * config/s390/s390.opt (mmvcle): More verbose help text.
23581 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23583 * config/s390/s390.opt: Add period to -mzvector option text.
23585 2016-01-15 Richard Biener <rguenther@suse.de>
23587 PR tree-optimization/68961
23588 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
23589 of invariants in stores again.
23591 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
23593 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
23595 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23597 * config/i386/i386.c (ix86_expand_branch): Don't split
23598 DI mode xor instruction to SI mode.
23600 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23603 * ipa-icf.c (sem_function::merge): Virtual functions may become
23604 reachable even if they address is not taken and there are no
23607 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23609 * lto-streamer-out.c (subtract_estimated_size): New function.
23610 (get_symbol_initial_value): Use it.
23612 2016-01-15 Christian Bruel <christian.bruel@st.com>
23615 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
23616 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
23617 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
23618 use add_builtin_function_ext_scope instead of add_builtin_function.
23619 (neon_set_p, neon_crypto_set_p): Remove.
23620 (arm_init_builtins): Always call arm_init_neon_builtins and
23621 arm_init_crypto_builtins.
23622 (arm_expand_builtin): Check that builtins are allowed for the arch.
23623 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
23624 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
23625 arm_init_neon_builtins call.
23627 2016-01-15 Richard Biener <rguenther@suse.de>
23629 PR tree-optimization/69117
23630 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
23631 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
23632 of the leader conservatively.
23633 (free_scc_vn): Restore original SSA name infos.
23635 2016-01-14 Jeff Law <law@redhat.com>
23637 PR tree-optimization/69270
23638 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
23639 single bit of precision, verify it's also unsigned.
23640 (record_edge_info): Use constant_boolean_node rather than fold_convert
23641 to convert boolean_true/boolean_false to the right type.
23643 2016-01-14 Richard Henderson <rth@redhat.com>
23646 * loop-doloop.c (record_reg_sets): New.
23647 (doloop_optimize): Reject the transform if the sequence
23648 clobbers registers live at the end of the loop block.
23649 (doloop_optimize_loops): Enable df_live if needed.
23651 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23653 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
23654 * config/rs6000/rs6000.c: Likewise.
23655 * config/rs6000/rs6000.h: Likewise.
23656 * config/rs6000/rs6000.md: Likewise.
23657 * doc/extend.texi: Likewsie.
23659 2016-01-14 Jeff Law <law@redhat.com>
23661 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
23664 2016-01-14 Richard Henderson <rth@redhat.com>
23668 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
23669 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
23670 instead of builtin_decl_declared_p to test for declaration.
23672 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
23674 * doc/loop.texi (Loop Analysis and Representation): Document
23675 loop_depth function.
23677 2016-01-14 Tom de Vries <tom@codesourcery.com>
23679 PR tree-optimization/68773
23680 * omp-low.c (expand_omp_target): Don't set force_output.
23681 * varpool.c (varpool_node::get_create): Same.
23682 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
23683 offload_funcs with force_output.
23685 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23688 * lra-eliminations.c (move_plus_up): Don't change anything if either
23689 the outer or inner subreg mode is not MODE_INT.
23690 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
23691 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
23693 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23695 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
23696 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
23697 reduc_uplus_@var{m}): Remove.
23698 * expr.c (expand_expr_real_2): Remove expansion path for
23699 reduc_[us](min|max|plus) optabs.
23700 * optabs-tree.c (scalar_reduc_to_vector): Remove.
23701 * optabs-tree.h (scalar_reduc_to_vector): Remove.
23702 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
23703 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
23704 * tree-vect-loop.c (vectorizable_reduction): Remove test for
23705 reduc_[us](min|max|plus) optabs.
23707 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23709 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
23710 (reduc_plus_scal_v2sf): New.
23711 (reduc_smax_v2sf): Rename to...
23712 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
23713 (reduc_smin_v2sf): Rename to...
23714 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
23716 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
23718 * alias.c (compare_base_symbol_refs): New function.
23719 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
23722 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23724 PR middle-end/68146
23725 PR tree-optimization/69155
23726 * tree-complex.c: Include cfganal.h.
23727 (phis_to_revisit): New variable.
23728 (extract_component): Add phiarg_p argument. Assert that returned
23729 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
23730 (update_phi_components): Partly rewrite to use loop over real/imag
23731 components instead of code duplication. If extract_component returns
23732 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
23733 create_tmp_reg into the PHI node instead, and mention the phi triplet
23734 in phis_to_revisit.
23735 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
23736 in phis_to_revisit at the end.
23738 2016-01-14 Richard Biener <rguenther@suse.de>
23740 PR tree-optimization/68060
23741 * tree-vect-loop.c (vect_is_simple_reduction): Check the
23742 outer loop reduction is only used in the inner loop before
23743 detecting a double reduction.
23745 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23748 * combine.c (expand_field_assignment): Punt if compute_mode is
23749 unsupported scalar mode.
23751 2016-01-14 Richard Biener <rguenther@suse.de>
23753 PR tree-optimization/66856
23754 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
23755 SLP node only if it built successfully.
23756 (vect_analyze_slp_instance): Adjust.
23758 2016-01-14 Jeff Law <law@redhat.com>
23760 PR tree-optimization/69270
23761 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
23762 (record_edge_info): Use it. Convert boolean_{true,false}_node
23763 to the type of op0.
23765 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
23768 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
23769 use block_ultimate_origin
23770 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
23772 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23774 * doc/invoke.texi (Submodel Options): Rename section to
23775 "Machine-Dependent Options" to better reflect its content.
23776 Rewrite introductory text to remove archaic CPU names.
23779 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23781 * doc/invoke.texi (Code Gen Options): Move section up in file,
23782 before target-specific options. Update menu and option summary
23783 to reflect the new section ordering.
23785 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23787 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
23788 (C++ Dialect Options): Add cross-reference to -std option.
23789 * doc/standards.texi (C++ Language): Document C++14 support.
23791 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
23793 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
23794 for pack/unpack functions for __ibm128.
23795 (PACK_IF): Likewise.
23796 (UNPACK_IF): Likewise.
23798 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
23799 support for __ibm128 pack/unpack functions.
23800 (rs6000_invalid_builtin): Likewise.
23801 (rs6000_init_builtins): Likewise.
23802 (rs6000_opt_masks): Likewise.
23804 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
23805 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
23807 (RS6000_BTM_COMMON): Likewise.
23809 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
23810 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
23811 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
23812 128-bit floating point. Add support for the double values to be
23813 in Altivec registers for TF/IF packing and unpacking, but restrict
23814 TD packing sub-fields to be FPR registers. Don't allow overlapped
23815 register support for packing. Allow pack inputs to be memory
23816 locations. Don't build generator functions for unpack<mode>_dm
23817 and unpack<mode>_nodm.
23818 (unpack<mode>_dm): Likewise.
23819 (unpack<mode>_nodm): Likewise.
23820 (pack<mode>): Likewise.
23822 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
23823 built-in functions to pack/unpack explicit __ibm128 values.
23824 (__builtin_unpack_ibm128): Likewise.
23826 * doc/extend.texi (PowerPC Built-in Functions): Document
23827 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
23829 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
23832 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
23833 Add new arg loc and pass it down as context.
23834 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
23835 to the location to use for the warning.
23836 (check_function_arguments): New arg loc. All callers changed. Pass
23837 it to check_function_nonnull.
23838 * c-common.h (check_function_arguments): Adjust declaration.
23840 2016-01-13 Jakub Jelinek <jakub@redhat.com>
23842 PR tree-optimization/69156
23843 * gimple.c (validate_type): Removed.
23844 (gimple_builtin_call_types_compatible_p): Use
23845 useless_type_conversion_p instead of validate_type.
23846 * value-prof.c (gimple_stringop_fixed_value): Fold
23847 icall_size to correct type.
23849 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23851 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
23854 2016-01-13 Richard Henderson <rth@redhat.com>
23857 * target.def (builtin_tm_load, builtin_tm_store): Remove.
23858 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
23859 (ix86_builtin_tm_store): Remove.
23860 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23861 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23862 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23863 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23864 * doc/tm.texi: Rebuild.
23866 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
23867 (BUILT_IN_TM_MEMCPY_RTWN): New.
23868 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
23869 fallback from vector to integer helpers.
23870 (build_tm_load): Handle vector types directly, instead of
23872 (build_tm_store): Likewise.
23873 (expand_assign_tm): Prepare for register types not handled by
23874 the above. Copy them to memory and use memcpy.
23875 * tree.c (tm_define_builtin): New.
23876 (find_tm_vector_type): New.
23877 (build_tm_vector_builtins): New.
23878 (build_common_builtin_nodes): Call it.
23880 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
23882 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
23883 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
23885 2016-01-13 Tom de Vries <tom@codesourcery.com>
23887 PR tree-optimization/69169
23888 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
23889 handled_struct_type param.
23890 (create_variable_info_for, intra_create_variable_infos): Call
23891 create_variable_info_for_1 with extra arg.
23893 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
23895 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
23896 and "armv8.1-a+crc" entries.
23898 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
23901 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
23902 Change first operand predicate from register_or_constm1_operand
23903 to register_operand.
23904 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
23905 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
23906 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
23907 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
23908 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
23909 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
23910 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
23911 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
23912 comparison with constm1_rtx from vec_prefetch_gen part.
23914 2016-01-13 Richard Biener <rguenther@suse.de>
23916 PR tree-optimization/69013
23917 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
23918 Exchange assert for a test.
23920 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23923 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
23925 2016-01-13 Richard Biener <rguenther@suse.de>
23927 PR tree-optimization/69242
23928 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
23929 assert with a check.
23931 2016-01-13 Richard Biener <rguenther@suse.de>
23933 PR tree-optimization/69186
23934 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
23935 Properly guard vect_update_misalignment_for_peel call.
23937 2016-01-12 Jeff Law <law@redhat.com>
23939 PR tree-optimization/pr67755
23940 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
23941 "need_profile_correction".
23942 (thread_block_1): Initialize new field to false by default. If we
23943 have multiple thread paths through a common joiner to different
23944 final targets, then set new field to true.
23945 (compute_path_counts): Only do count adjustment when it's really
23948 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23950 * doc/invoke.texi (Spec Files): Move section down in file, past
23951 all command-line option descriptions.
23953 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23955 PR middle-end/54809
23956 * doc/gty.texi: Remove documentation of mark_hook.
23957 * gengtype.c (struct write_types_data): Remove code to support
23958 mark_hook attribute.
23959 (walk_type): Likewise.
23960 (write_func_for_structure): Likewise.
23962 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23964 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
23965 Directory Options, and -specs= to Overall Options.
23966 (Overall Options): Adjust similarly. Reorder to group related
23967 options together. Make -specs= cross-reference the spec file details.
23968 (Directory Options): Adjust similarly.
23970 2016-01-12 Jeff Law <law@redhat.com>
23972 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
23974 2016-01-12 Olivier Hainque <hainque@adacore.com>
23976 * gcc.c (spec_undefvar_allowed): New global.
23977 (process_command): Set to true when running for --version or --help,
23979 (getenv_spec_function): When the variable is not defined, use the
23980 variable name as the variable value if we're allowed not to issue
23983 2016-01-12 Bin Cheng <bin.cheng@arm.com>
23985 PR tree-optimization/68911
23986 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
23987 information computed for expression "init + nit * step".
23989 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23991 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
23992 about name of GCC executable. Remove deleted node from menu.
23993 (Directory Options) <-B>: Remove cross-reference to deleted node.
23994 (Target Options): Delete section.
23996 2016-01-12 Christian Bruel <christian.bruel@st.com>
23999 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24000 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24002 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24005 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24006 aligned_mem is properly set for AVX512-VL floating point masked
24010 * ifcvt.c (cond_exec_process_if_block): When removing the last
24011 insn from then_bb, remove also any possible barriers that follow it.
24013 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24017 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24018 (PTRDIFF_TYPE): Likewise.
24019 (WCHAR_TYPE): Likewise.
24020 (WCHAR_TYPE_SIZE): Likewise.
24021 (STDINT_LONG32): Likewise.
24023 2016-01-12 Richard Biener <rguenther@suse.de>
24025 PR tree-optimization/69053
24026 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24027 convert initial value for cond reductions.
24029 2016-01-12 Richard Biener <rguenther@suse.de>
24031 PR tree-optimization/69007
24032 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24033 widen_sum after dot_prod and sad.
24035 2016-01-12 Richard Biener <rguenther@suse.de>
24037 PR tree-optimization/69168
24038 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24039 pattern stmt SLP type.
24040 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24041 end up unused so cope with that case.
24043 2016-01-12 Richard Biener <rguenther@suse.de>
24045 PR tree-optimization/69157
24046 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24047 stmts def type only during analyze phase.
24048 (vectorizable_call): Likewise.
24049 (vectorizable_simd_clone_call): Likewise.
24050 (vectorizable_conversion): Likewise.
24051 (vectorizable_assignment): Likewise.
24052 (vectorizable_shift): Likewise.
24053 (vectorizable_operation): Likewise.
24054 (vectorizable_store): Likewise.
24055 (vectorizable_load): Likewise.
24057 2016-01-12 Richard Biener <rguenther@suse.de>
24059 PR tree-optimization/69174
24060 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24062 (vectorizable_load): Properly compute the number of loads needed
24063 for permuted strided SLP loads and do not spuriously assign
24064 to SLP_TREE_VEC_STMTS.
24066 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24068 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24069 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24070 (MD_EXEC_PREFIX): Remove.
24071 (MD_STARTFILE_PREFIX) Removee.
24072 (FILE_NAME_ABSOLUTE_P): Remove.
24073 (CPP_SPEC): Do not read macros from sys/version.h.
24074 (LINK_COMMAND_SPEC): Remove.
24075 (LOCAL_INCLUDE_DIR): Remove.
24076 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24077 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24078 (POST_LINK_SPEC): Define to invoke stubify after linker
24079 (LIBSTDCXX): Remove define
24080 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24081 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24082 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24083 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24084 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24085 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24086 (i386_djgpp_asm_named_section): Add propotype of new procedure
24088 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24089 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24090 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24091 in config/i386/djgpp.h).
24092 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24093 STANDARD_STARTFILE_PREFIX_1.
24094 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24095 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24096 installation errors.
24097 (MAX_OFILE_ALIGNMENT): Define to 128.
24098 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24100 * config/i386/djgpp.c: New file. Add implementation of
24101 i386_djgpp_asm_named_section.
24103 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24105 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24106 Add rule for building djgpp.o.
24108 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24110 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24111 (rtx_is_swappable_p): Reductions are swappable.
24112 (insn_is_swappable_p): V2DF reductions are swappable.
24114 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24116 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24117 reloads for other unsupported memory operands.
24119 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24120 Jim Wilson <jim.wilson@linaro.org>
24123 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24124 copy_to_mode_reg instead of force_reg.
24126 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24129 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24130 TARGET_80387 is true.
24132 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24135 * lra-eliminations.c (move_plus_up): Only move plus up
24136 if subreg of the constant can be simplified into constant
24137 and use the simplified subreg of the constant instead of
24138 the original constant.
24140 * fold-const.c (fold_convertible_p): Don't return true
24141 for conversion of VECTOR_TYPE to same sized integral type.
24142 (fold_convert_loc): Fix up formatting. Fold conversion of
24143 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24144 instead of NOP_EXPR.
24146 PR tree-optimization/69214
24147 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24148 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24151 PR tree-optimization/69207
24152 * tree-vect-slp.c (vect_get_constant_vectors): For
24153 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24154 fold_convertible_p to vector_type's element type, and always
24155 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24157 2016-01-11 Richard Biener <rguenther@suse.de>
24159 PR tree-optimization/69173
24160 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24161 fixup the cycle if all stmts are in a pattern.
24163 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24165 PR middle-end/68999
24166 * alias.c (base_alias_check): Move check for addresses with
24167 alignment ANDs before the call for compare_base_decls.
24168 (memrefs_conflict_p): Return -1 for different decls
24169 that went through alignment adjustments.
24171 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24173 PR rtl-optimization/68796
24174 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24175 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24176 and QImode comparisons against zero with CC_NZmode.
24177 * config/aarch64/iterators.md (short_mask): New mode_attr.
24179 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24181 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24182 (<avx512>_store<mode>_mask): Likewise.
24184 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24185 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24187 PR rtl-optimization/68841
24188 * ifcvt.c (struct noce_if_info): Add orig_x field.
24189 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24190 Don't record conflicts on to_rename if it's present.
24191 Allow memory destinations in sets.
24192 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24193 blocks, passing orig_x to the checks.
24194 (noce_process_if_block): Set if_info->orig_x appropriately.
24196 2016-01-11 Tom de Vries <tom@codesourcery.com>
24198 PR tree-optimization/69069
24199 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24201 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24203 PR rtl-optimization/68920
24204 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24205 of conditional moves for RTL if-conversion to 1 for
24206 TARGET_ONE_IF_CONV_INSN.
24207 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24208 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24209 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24210 parameter to restirct number of conditional moves for
24212 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24213 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24216 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24219 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24220 onepart vars. Fix typo in comment. Fix reversed condition in
24222 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24225 * var-tracking.c (dump_onepart_variable_differences): New.
24226 (dataflow_set_different): If a detailed dump is requested,
24227 delay early returns and dump differences between onepart
24228 variables present before and after, and added variables.
24230 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24233 * expr.c (expand_expr_real_1): For boolean vector constants
24234 with a scalar mode use const_scalar_mask_from_tree.
24235 (const_scalar_mask_from_tree): New.
24236 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24237 assigned to a mask type to handle constants.
24239 2016-01-11 Martin Jambor <mjambor@suse.cz>
24242 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24243 useless parameters if we cannot change function signature.
24245 2016-01-11 Martin Jambor <mjambor@suse.cz>
24248 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24251 2016-01-11 Tom de Vries <tom@codesourcery.com>
24253 PR tree-optimization/69109
24254 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24257 2016-01-11 Tom de Vries <tom@codesourcery.com>
24259 PR tree-optimization/69108
24260 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24261 res is not used in a phi.
24263 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24266 * common.opt (frandom-seed): Fix parameter name.
24267 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24269 2016-01-11 Tom de Vries <tom@codesourcery.com>
24271 PR tree-optimization/69058
24272 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24275 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24277 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24278 (mcode-density): Likewise.
24280 2016-01-10 Tom de Vries <tom@codesourcery.com>
24282 PR tree-optimization/69062
24283 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24284 (parallelize_loops): Don't paralelize loop that has phi with address
24287 2016-01-10 Tom de Vries <tom@codesourcery.com>
24289 PR tree-optimization/69039
24290 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24293 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24295 PR middle-end/68743
24296 * match.pd: Require target has function_c99_misc before doing
24297 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24299 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24301 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24303 * configure: Regenerate.
24305 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24307 PR middle-end/50865
24308 PR tree-optimization/69097
24309 * fold-const.h (expr_not_equal_to): New prototype.
24310 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24311 (expr_not_equal_to): New function.
24312 * match.pd (X % -Y is the same as X % Y): Don't optimize
24313 unless X is known not to be equal to minimum or Y is known
24314 not to be equal to -1.
24315 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24316 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24317 (simplify_stmt_using_ranges): Adjust caller.
24318 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24319 substitute_and_fold.
24321 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24323 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24326 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24328 PR tree-optimization/69167
24329 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24330 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24332 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24334 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24335 Richard Biener <rguenther@suse.de>
24337 PR tree-optimization/68707
24338 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24339 instances that can be handled via vect_load_lanes.
24341 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24343 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24344 if we can't determine address equivalence.
24345 * alias.c (compare_base_decl): Update for changed return value of
24346 symtab_node::equal_address_to.
24348 2016-01-08 Jason Merrill <jason@redhat.com>
24352 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24353 * expr.c (store_field): Not here.
24354 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24355 call with TREE_ADDRESSABLE type.
24356 * tree-cfg.c (verify_gimple_call): Adjust.
24358 2016-01-08 Olivier Hainque <hainque@adacore.com>
24360 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24363 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24365 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24366 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24367 (reduc_smin_v2sf): Rename to...
24368 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24369 (reduc_splus_v2sf): Rename to...
24370 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24372 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24374 PR tree-optimization/69162
24375 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24376 valist argument in another argument.
24377 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24378 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24379 to determine the va_list type, build a MEM_REF instead of
24380 build_fold_indirect_ref.
24382 PR tree-optimization/69172
24383 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24386 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24388 PR tree-optimization/67781
24389 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24390 and cmpnop in two steps: first the ones not accessed in original
24391 gimple expression in a endian independent way and then the ones not
24392 accessed in the final result in an endian-specific way.
24394 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24396 PR tree-optimization/69083
24397 * tree-vect-slp.c (vect_get_constant_vectors): For
24398 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24399 element type. If op is fold_convertible_p to vector_type's element
24400 type, use NOP_EXPR instead of VCE.
24402 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24404 PR rtl-optimization/67778
24405 PR rtl-optimization/68634
24406 PR rtl-optimization/68909
24407 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24408 block from the stack until done with it. Remove a superfluous
24409 bitmap set. Remove a superfluous bitmap test.
24411 2016-01-07 Martin Sebor <msebor@redhat.com>
24414 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24415 constraint on the type of arguments.
24417 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24419 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24420 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24421 unaligned_access on the gcc_options set.
24422 * config/arm/arm.c (arm_option_override_internal): Use
24423 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24425 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24428 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24429 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24431 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24434 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24437 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24438 depending on frame_pointer_needed before remaining integer and SSE
24439 registers are saved.
24441 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24444 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24446 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24449 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24450 Use the "xBm" constraint.
24451 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24453 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24454 (sse_cvtsi2ssq<round_name>): Likewise.
24455 (sse_cvtss2si<round_name>): Likewise.
24456 (sse_cvtss2siq<round_name>): Likewise.
24457 (sse2_cvtsi2sdq<round_name>): Likewise.
24458 (sse2_cvtsd2si<round_name>): Likewise.
24459 (sse2_cvtsd2siq<round_name>): Likewise.
24460 * config/i386/subst.md (round_nimm_scalar_predicate): New
24463 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24465 PR middle-end/67639
24466 * varasm.c (make_decl_rtl): Mark invalid register vars as
24469 PR rtl-optimization/66206
24470 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24471 All callers changed.
24473 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24475 PR tree-optimization/69141
24476 * tree-ssa-pre.c: Include langhooks.h.
24477 (eliminate_dom_walker::before_dom_children): Use
24478 lang_hooks.decl_printable_name instead of
24479 cgraph_node::get ()->name ().
24481 PR middle-end/68960
24482 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24483 it and DECL_ALIGN too.
24485 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
24487 * config/mips/mips-ftypes.def: Sort to lexicographical order.
24489 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24492 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24493 depending on frame_pointer_needed before remaining integer and SSE
24494 registers are saved.
24496 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24498 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
24499 mode iterator with VSX_M2.
24500 (*p9_vecstore_<mode>): Likewise.
24501 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
24502 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
24503 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
24504 (define_split for VSX_LE128 stores): Likewise.
24505 (define_peephole2 for TImode LE swaps): Likewise.
24506 (define_split for VSX_LE128 post-reload stores): Likewise.
24508 2016-01-06 Marek Polacek <polacek@redhat.com>
24511 * convert.c (convert_to_integer_1): Adjust call to
24512 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
24513 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
24514 EXPR instead of ARG.
24515 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
24517 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24520 * doc/extend.texi (RL78 Variable Attributes): New section.
24522 2016-01-05 Marek Polacek <polacek@redhat.com>
24525 * builtins.c (get_memmodel): Use expansion point location rather than
24526 the input location. Call warning_at rather than warning.
24527 (expand_builtin_atomic_compare_exchange): Likewise.
24528 (expand_builtin_atomic_load): Likewise.
24529 (expand_builtin_atomic_store): Likewise.
24530 (expand_builtin_atomic_clear): Likewise.
24532 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24535 * config/i386/i386.c (ix86_expand_vector_logical_operator):
24536 Replace nonimmediate_operand with vector_operand.
24537 * config/i386/predicates.md (vector_operand): New predicate.
24538 (general_vector_operand): Replace nonimmediate_operand with
24540 * config/i386/sse.md: Replace nonimmediate_operand with
24541 vector_operand and m constraint with Bm constraint on SSE
24542 patterns with 16-byte memory operand.
24543 * config/i386/subst.md (round_nimm_predicate): Replace
24544 nonimmediate_operand with vector_operand.
24545 (round_saeonly_nimm_predicate): Likewise.
24546 (round_saeonly_nimm_scalar_predicate): New.
24548 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24551 * config/i386/constraints.md (Bm): New constraint.
24552 * config/i386/predicates.md (vector_memory_operand): New
24554 * config/i386/sse.md: Replace xm with xBm in plusminus and
24555 any_logic patterns.
24557 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24560 * doc/extend.texi (V850 Function Attributes): New section.
24561 (V850 Variable Attributes): New section.
24563 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24566 * doc/extend.texi (MicroBlaze Function Attributes): Document
24567 interrupt_handler and fast_interrupt attributes.
24569 2016-01-05 Sergei Trofimovich <siarheit@google.com>
24572 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
24573 for local symbolic operands.
24574 * config/ia64/predicates.md (local_symbolic_operand64): New
24577 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24579 PR rtl-optimization/68651
24580 * combine.c (combine_simplify_rtx): Canonicalize x + x into
24583 2016-01-05 Nathan Sidwell <nathan@acm.org>
24585 * alias.c (compare_base_decls): Use symtab_node::get.
24587 2016-01-05 Nick Clifton <nickc@redhat.com>
24590 * ira-costs.c (copy_cost): Initialise the t_icode field of the
24591 secondary_reload_info structure.
24594 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
24595 decls if weak support is available.
24597 2016-01-04 Martin Sebor <msebor@redhat.com>
24599 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
24601 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24603 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
24604 OPTION_MASK_P9_DFORM.
24606 * config/rs6000/constraints.md (wo constraint): New constraint for
24609 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
24611 (rs6000_init_hard_regno_mode_ok): Likewise.
24613 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
24616 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
24617 expanders not to have constraints. Add support for ISA 3.0 xxperm
24618 instruction. Add support for fusing xxlor with xxperm.
24619 (altivec_vperm_<mode>_internal): Likewise.
24620 (altivec_vperm_v8hiv16qi): Likewise.
24621 (altivec_vperm_<mode>v16q): Likewise.
24622 (altivec_vperm_<mode>_uns): Likewise.
24623 (vperm_v8hiv4si): Likewise.
24624 (vperm_v16qiv8hi): Likewise.
24626 * doc/md.texi (RS/6000 constraints): Document wo constraint.
24628 2016-01-04 Jakub Jelinek <jakub@redhat.com>
24630 Update copyright years.
24632 * gcc.c (process_command): Update copyright notice dates.
24633 * gcov-dump.c (print_version): Ditto.
24634 * gcov.c (print_version): Ditto.
24635 * gcov-tool.c (print_version): Ditto.
24636 * gengtype.c (create_file): Ditto.
24637 * doc/cpp.texi: Bump @copying's copyright year.
24638 * doc/cppinternals.texi: Ditto.
24639 * doc/gcc.texi: Ditto.
24640 * doc/gccint.texi: Ditto.
24641 * doc/gcov.texi: Ditto.
24642 * doc/install.texi: Ditto.
24643 * doc/invoke.texi: Ditto.
24645 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24647 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
24648 modes larger than TImode as TImode if NEON is not enabled.
24650 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24653 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
24654 mode for %f0-%f31 only if TARGET_FPU.
24656 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24659 * config/sparc/sparc.c (scan_record_type): Take into account subfields
24660 to compute the PACKED_P predicate.
24661 (function_arg_record_value): Minor tweaks.
24663 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24665 * doc/install.texi (--with-multilib-list): Describe the meaning of the
24666 option for arm*-*-* targets.
24668 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
24670 * doc/extend.texi (Common Function Attributes): Move docs for
24671 MSP430-specific attributes to....
24672 (MSP430 Function Attributes): ...here. Delete the redundant
24673 entries and copy-edit the remaining text.
24674 (MSP430 Variable Attributes): Use uniform format for index
24675 entries and add a cross-reference to the corresponding function
24678 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
24680 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
24682 (x86 Options): Likewise.
24684 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24688 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
24689 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
24690 to corresponding attribute.
24692 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24694 * doc/extend.texi (Common Function Attributes) <noplt>: Move
24695 to correct alphabetization of table. Copy-edit and correct
24697 <stack_protect>: Likewise.
24698 <target_clones>: Likewise.
24700 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
24701 Correct punctuation.
24702 (Code Gen Options) <-fno-plt>: Copy-edit.
24704 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
24707 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
24708 SI values. Explicitly convert SI to DI and vice-versa.
24710 2016-01-01 Jakub Jelinek <jakub@redhat.com>
24712 PR tree-optimization/69070
24713 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
24714 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
24717 * ubsan.c (ubsan_instrument_float_cast): Call
24718 initialize_sanitizer_builtins.
24721 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
24723 Copyright (C) 2016 Free Software Foundation, Inc.
24725 Copying and distribution of this file, with or without modification,
24726 are permitted in any medium without royalty provided the copyright
24727 notice and this notice are preserved.