1 2016-09-30 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/77399
4 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
5 float <-> int conversions.
7 2016-09-30 Alan Modra <amodra@gmail.com>
9 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
14 ext_level before calling CPUID with 0x80000008.
15 Simplify xgetbv checks.
17 2016-09-29 David Malcolm <dmalcolm@redhat.com>
19 * Makefile.in (OBJS): Add print-rtl-function.o.
20 * print-rtl-function.c: New file.
21 * print-rtl.h (print_rtx_function): New decl.
23 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
26 * config/i386/cpuid.h (__get_cpuid_count): New.
27 (__get_cpuid): Rename __level to __leaf.
29 2016-09-29 Marek Polacek <polacek@redhat.com>
31 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
33 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
35 * builtins.c (expand_builtin_memcmp): don't swap args unless
36 result is only being compared with zero.
38 2016-09-29 Marek Polacek <polacek@redhat.com>
40 * dwarf2out.c (loc_descriptor): Add fall through comment.
41 (add_const_value_attribute): Likewise.
43 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
45 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
46 with "v6t2". Move "arch" attribute above "pool_range".
47 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
49 (*thumb2_movhi_vfp): Likewise.
50 (*arm_movhi_fp16): Likewise.
51 (*thumb2_movhi_fp16): Likewise.
52 (*arm_movsi_vfp): Remove "arch" attribute.
53 (*thumb2_movsi_vfp): Likewise.
55 2016-09-29 Martin Liska <mliska@suse.cz>
57 * doc/extend.texi: Remove limitation of Objective C for
58 __attribute__((constructor)) and __attribute__((destructor)).
60 2016-09-29 Richard Biener <rguenther@suse.de>
62 PR tree-optimization/77768
63 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
64 Handle stores to readonly memory when removing redundant stores.
66 2016-09-29 Richard Biener <rguenther@suse.de>
69 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
70 X / -X -> -1 simplifications.
72 2016-09-29 Richard Biener <rguenther@suse.de>
75 * match.pd: Add max(a,-a) -> abs(a) pattern.
76 * tree-ssa-phiopt.c (minmax_replacement): Disable for
77 HONOR_SIGNED_ZEROS types.
79 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
81 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
82 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
84 2016-09-29 Richard Biener <rguenther@suse.de>
86 * tree-vrp.c (set_defs_to_varying): New helper avoiding
87 writing to vr_const_varying.
88 (vrp_initialize): Call it.
89 (vrp_visit_stmt): Likewise.
90 (evrp_dom_walker::before_dom_children): Likewise.
92 2016-09-29 Richard Biener <rguenther@suse.de>
94 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
95 constructors with vector elements.
97 2016-09-29 Richard Biener <rguenther@suse.de>
99 PR tree-optimization/77768
100 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
101 with stores to a place we know has a constant value.
103 2016-09-29 Alan Modra <amodra@gmail.com>
105 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
106 * doc/invoke.texi: Document it.
107 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
108 (rs6000_passes_float): Comment.
109 (rs6000_passes_long_double): New static var.
110 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
111 (init_cumulative_args): Set up to emit fp .gnu_attribute for
112 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
113 to include fp values returned in vectors.
114 Set rs6000_passes_long_double.
115 (rs6000_function_arg_advance_1): Likewise for function args.
116 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
117 and SPE. Emit long double tag value too.
118 (rs6000_opt_vars): Add gnu-attr.
119 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
120 * configure: Regenerate.
121 * config.in: Regenerate.
123 2016-09-28 Jakub Jelinek <jakub@redhat.com>
125 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
127 (format_floating, format_string, format_directive,
128 get_destination_size, pass_sprintf_length::handle_gimple_call):
131 2016-09-28 Jakub Jelinek <jakub@redhat.com>
133 * gimple-ssa-sprintf.c: Fix comment formatting.
134 (format_integer): Use is_gimple_assign.
135 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
136 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
137 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
138 (pass_sprintf_length::execute): Use is_gimple_call.
140 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
142 * gimple-fold.c (gimple_fold_builtin): After failing to fold
143 strchr, also try the generic folding.
145 2016-09-28 Martin Sebor <msebor@redhat.com>
148 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
151 2016-09-28 Martin Sebor <msebor@redhat.com>
154 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
155 length modifier is not expected.
156 (format_floating): Ignore l length modifier and fail gracefuly
157 when it isn't one of the other expected ones.
159 2016-09-28 Martin Sebor <msebor@redhat.com>
162 * varasm.c (assemble_addr_to_section): Increase local buffer size.
164 2016-09-27 Richard Biener <rguenther@suse.de>
166 * dwarf2out.c (cu_die_list): New global.
167 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
168 main_comp_unit_die to cu_die_list if we created it.
169 Move break_out_includes ...
170 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
173 2016-09-28 Richard Biener <rguenther@suse.de>
175 * dwarf2out.c (struct die_struct): Add removed flag.
176 (lookup_type_die): If the DIE is marked as removed, clear
177 TYPE_SYMTAB_DIE and return NULL.
178 (lookup_decl_die): If the DIE is marked as removed, remove it
179 from the hash and return NULL.
180 (mark_removed): New helper.
181 (prune_unused_types_prune): Call it for removed DIEs.
182 (gen_subprogram_die): Move the premark_used_types call to after
183 DIEs for the functions scopes are generated.
184 (process_scope_var): Do not re-create pruned types or type decls.
185 Make sure to also re-parent type decls.
186 (dwarf2out_finish): Move unused type pruning and debug_types
188 (dwarf2out_early_finish): ... here.
190 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
192 * config/arc/arc-c.c: New file.
193 * config/arc/arc-c.def: Likewise.
194 * config/arc/t-arc: Likewise.
195 * config.gcc: Include arc-c.o as c and cpp object.
196 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
197 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
198 arc_cpu_cpp_builtins.
200 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
202 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
203 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
205 2016-09-28 Nathan Sidwell <nathan@acm.org>
207 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
210 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
212 PR tree-optimization/61056
213 * gimple-fold.c (gimple_fold_builtin_strchr):
214 New function to optimize strchr (s, 0) to strlen.
215 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
217 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
219 PR tree-optimization/77724
220 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
221 Add tree_fits_shwi_p check.
223 2016-09-27 Jakub Jelinek <jakub@redhat.com>
225 * auto-inc-dec.c (try_merge): Remove break after return.
226 * cselib.c (autoinc_split): Likewise.
227 * explow.c (promote_mode): Likewise.
228 * fixed-value.c (fixed_arithmetic): Likewise.
229 * hsa.c (hsa_internal_fn::get_arity): Likewise.
230 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
231 * trans-mem.c (get_attrs_for): Likewise.
232 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
233 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
234 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
235 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
236 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
237 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
238 * config/cris/cris.c (cris_op_str): Likewise.
239 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
240 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
242 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
244 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
245 IFN_GOACC_REDUCTION_CODES): New.
246 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
247 ifn_goacc_reduction_kind): Use them.
248 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
249 of internal functions, when applicable.
251 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
253 * config/mips/constraints.md (d): Fix documentation.
254 * doc/md.texi (Machine Constraints): Update accordingly.
256 2016-09-27 Richard Biener <rguenther@suse.de>
258 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
259 cur_line_info_table initialization ...
260 (dwarf2out_assembly_start): ... here.
262 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
264 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
265 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
266 (*thumb2_movhi_vfp): Likewise.
267 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
268 template. Expand predicable attribute to mark VMOV.F16 as not
269 predicable. Add "arch" attribute.
270 (*thumb2_movhi_fp16): Likewise.
271 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
272 (*thumb2_movsi_vfp): Add "arch" attribute.
274 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
276 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
279 2016-09-27 Marek Polacek <polacek@redhat.com>
281 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
284 * config/c6x/c6x.h: Adjust fall through comment.
285 * config/sh/sh.c (final_prescan_insn): Likewise.
286 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
287 (visium_expand_fp_cstore): Likewise.
289 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
291 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
292 expected by -Wimplicit-fallthrough.
293 (thumb1_size_rtx_costs): Likewise.
294 (thumb2_reorg): Likewise.
295 (tls_mentioned_p): Add "Fall through" comment.
296 (thumb2_reorg): Likewise.
297 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
298 comment form expected by -Wimplicit-fallthrough.
300 2016-09-27 Martin Liska <mliska@suse.cz>
302 PR gcov-profile/46266
303 * input.h (RESERVED_LOCATION_P): New macro.
304 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
305 instread of comparison with UNKNOWN_LOCATION.
307 2016-09-27 Richard Biener <rguenther@suse.de>
309 PR tree-optimization/77745
310 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
311 When removing redundant stores make sure to check compatibility
312 of the TBAA state for downstream accesses.
313 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
314 value-numbering virtual operands for store matches.
316 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
319 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
320 movrt patterns. Match them before anything else in the SET case.
322 2016-09-27 Martin Liska <mliska@suse.cz>
325 PR gcov-profile/16855
326 PR gcov-profile/44779
327 * coverage.c (build_gcov_exit_decl): New function.
328 (coverage_obj_init): Call the function and generate __gcov_exit
330 * doc/gcov.texi: Document when __gcov_exit function is called.
332 2016-09-27 Marek Polacek <polacek@redhat.com>
335 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
336 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
337 -Wno-error instead of -Wno-implicit-fallthrough.
339 2016-09-27 Martin Liska <mliska@suse.cz>
342 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
344 2016-09-27 Jakub Jelinek <jakub@redhat.com>
346 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
347 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
348 comments. Remove break after return.
349 (ix86_fp_compare_code_to_integer, has_dispatch,
350 ix86_simd_clone_usable): Remove break after return.
352 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
354 PR rlt-optimization/77714
355 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
358 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
361 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
362 extract_range_from_unary_expr to convert value_range.
363 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
364 (extract_range_from_unary_expr): This.
365 * tree-vrp.h (extract_range_from_unary_expr): Declare.
367 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
369 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
371 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
373 * config/i386/i386.c (ix86_print_operand)
374 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
375 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
376 (epilogue_renumber): Likewise.
378 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
381 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
382 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
384 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
386 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
387 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
388 is_mm_seq_cst, is_mm_sync): Move to ...
389 * memmodel.h: This. New file.
390 * builtins.c: Include memmodel.h.
391 * optabs.c: Likewise.
393 * config/aarch64/aarch64.c: Likewise.
394 * config/alpha/alpha.c: Likewise.
395 * config/arm/arm.c: Likewise.
396 * config/i386/i386.c: Likewise.
397 * config/ia64/ia64.c: Likewise.
398 * config/mips/mips.c: Likewise.
399 * config/rs6000/rs6000.c: Likewise.
400 * config/sparc/sparc.c: Likewise.
401 * genconditions.c: Include memmodel.h in generated file.
402 * genemit.c: Likewise.
403 * genoutput.c: Likewise.
404 * genpeep.c: Likewise.
405 * genpreds.c: Likewise.
406 * genrecog.c: Likewise.
408 2016-09-26 David Malcolm <dmalcolm@redhat.com>
410 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
411 "c" instead when parsing characters. Move operand parsing into...
412 (read_rtx_operand): ...this new function, renaming "i" to "idx",
413 and tightening the scope of various locals.
415 2016-09-26 Liu Hao <lh_mouse@126.com>
417 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
419 2016-09-26 Marek Polacek <polacek@redhat.com>
421 * system.h: Use __has_attribute to check whether the fallthrough
422 attribute is supported.
424 2016-09-26 Marek Polacek <polacek@redhat.com>
426 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
427 gimple_call_internal_p.
428 * ipa-split.c (find_return_bb): Likewise.
429 (execute_split_functions): Likewise.
430 * omp-low.c (dump_oacc_loop_part): Likewise.
431 (oacc_loop_xform_head_tail): Likewise.
432 * predict.c (predict_loops): Likewise.
433 * sanopt.c (pass_sanopt::execute): Likewise.
434 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
435 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
436 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
437 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
438 (expand_ifn_va_arg): Likewise.
439 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
440 (optimize_mask_stores): Likewise.
441 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
442 (vect_transform_stmt): Likewise.
443 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
444 * tsan.c (instrument_memory_accesses): Likewise.
446 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
447 Alexander Monakov <amonakov@ispras.ru>
449 * regrename.c (rename_chains): Check
450 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
451 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
452 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
454 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
456 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
457 (s390_sched_score): Likewise.
459 2016-09-26 Martin Liska <mliska@suse.cz>
461 * doc/gcov.texi: Update program output of gcov tool.
463 2016-09-26 Martin Liska <mliska@suse.cz>
465 PR gcov-profile/23332
466 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
467 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
468 * value-prof.c (dump_histogram_value): Do not handle
469 HIST_TYPE_CONST_DELTA.
470 (stream_in_histogram_value): Likewise.
471 (gimple_find_values_to_profile): Likewise.
472 * value-prof.h (enum hist_type): Likewise.
474 2016-09-26 Martin Liska <mliska@suse.cz>
476 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
477 from default sanitize recover values.
478 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
479 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
480 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
482 * opts.c (finish_options): Do a generic loop over options
483 that can be recovered.
484 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
486 (common_handle_option): Likewise.
487 * opts.h: Declare can_recover to sanitizer_opts_s.
489 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
491 * target.def(elf_flags_numeric): Change documentation to present tense.
492 * doc/tm.texi: Regenerate.
494 2016-09-26 Marek Polacek <polacek@redhat.com>
497 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
498 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
499 -Wno-switch-fallthrough.
500 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
501 (expand_builtin): Likewise.
502 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
503 * convert.c (convert_to_real_1): Likewise.
504 (convert_to_integer_1): Likewise.
505 * final.c (output_alternate_entry_point): Likewise.
506 * genattrtab.c (make_canonical): Likewise.
507 (write_test_expr): Likewise.
508 * genpreds.c (validate_exp): Likewise.
509 * gimple-ssa-strength-reduction.c
510 (find_candidates_dom_walker::before_dom_children): Likewise.
511 * godump.c (go_format_type): Likewise.
512 * reload1.c (elimination_effects): Likewise.
513 * resource.c (mark_referenced_resources): Likewise.
514 (mark_set_resources): Likewise.
515 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
516 * varasm.c (output_addressed_constants): Likewise.
518 2016-09-26 Marek Polacek <polacek@redhat.com>
521 * common.opt (Wimplicit-fallthrough): New option.
522 * doc/extend.texi: Document statement attributes and the fallthrough
524 * doc/invoke.texi: Document -Wimplicit-fallthrough.
525 * gimple.h (gimple_call_internal_p): New function.
526 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
527 (struct label_entry): New struct.
528 (find_label_entry): New function.
529 (case_label_p): New function.
530 (collect_fallthrough_labels): New function.
531 (last_stmt_in_scope): New function.
532 (should_warn_for_implicit_fallthrough): New function.
533 (warn_implicit_fallthrough_r): New function.
534 (maybe_warn_implicit_fallthrough): New function.
535 (expand_FALLTHROUGH_r): New function.
536 (expand_FALLTHROUGH): New function.
537 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
538 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
539 (gimplify_label_expr): New function.
540 (gimplify_case_label_expr): Set location.
541 (gimplify_expr): Call gimplify_label_expr.
542 * internal-fn.c (expand_FALLTHROUGH): New function.
543 * internal-fn.def (FALLTHROUGH): New internal function.
544 * langhooks.c (lang_GNU_OBJC): New function.
545 * langhooks.h (lang_GNU_OBJC): Declare.
546 * system.h (gcc_fallthrough): Define.
547 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
548 * tree.h (FALLTHROUGH_LABEL_P): Define.
550 2016-09-26 Richard Biener <rguenther@suse.de>
552 * dwarf2out.c (stripattributes): Remove unused function.
553 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
554 Push dwarf_split_debug_info handling into init_sections_and_labels.
555 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
556 (DEBUG_MACRO_SECTION_FLAGS): Remove.
557 (debug_macinfo_section_name): New global.
558 (output_macinfo): Use debug_macinfo_section_name.
559 (init_sections_and_labels): Split out section and label generation
560 from dwarf2out_init. Set debug_macinfo_section_name.
561 (dwarf2out_init): Move text section label generation and emission
563 (dwarf2out_assembly_start): ... here.
564 (dwarf2out_finish): Call init_sections_and_labels before DWARF
567 2016-09-26 Richard Biener <rguenther@suse.de>
570 * cgraphunit.c (analyze_functions): Before early removing
571 global vars calls the late_global_decl debug handler mark
572 the variable as readonly.
574 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
577 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
578 (sh_rtx_costs): Handle SET of movt and movrt patterns.
579 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
580 declare new overloads.
581 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
584 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
586 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
587 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
589 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
591 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
592 * configure: Regenerate.
594 2016-09-24 Marek Polacek <polacek@redhat.com>
597 * doc/invoke.texi: Document -Wbool-operation.
599 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
601 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
602 * config/rs6000/rs6000.c (expand_block_compare): New function used by
603 cmpmemsi pattern to do builtin expansion of memcmp ().
604 (compute_current_alignment): Add helper function for
605 expand_block_compare used to compute alignment as the compare proceeds.
606 (select_block_compare_mode): Used by expand_block_compare to select
607 the mode used for reading the next chunk of bytes in the compare.
608 (do_load_for_compare): Used by expand_block_compare to emit the load
609 insns for the compare.
610 (rs6000_emit_dot_insn): Moved this function to avoid a forward
611 reference from expand_block_compare ().
612 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
613 prototype for this function.
614 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
615 target option for controlling how much code inline expansion of
616 memcmp() will be allowed to generate.
618 2016-09-23 Jakub Jelinek <jakub@redhat.com>
620 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
621 hook_bool_mode_false, hook_bool_mode_true,
622 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
623 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
624 hook_bool_const_rtx_insn_const_rtx_insn_true,
625 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
626 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
627 hook_bool_const_tree_hwi_hwi_const_tree_false,
628 hook_bool_const_tree_hwi_hwi_const_tree_true,
629 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
630 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
631 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
632 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
633 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
634 hook_bool_const_tree_true, hook_bool_tree_tree_false,
635 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
636 hook_bool_rtx_insn_true, hook_bool_rtx_false,
637 hook_bool_uintp_uintp_false,
638 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
639 hook_rtx_tree_int_null, hook_uint_mode_0,
640 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
641 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
642 hook_constcharptr_const_rtx_insn_null,
643 hook_constcharptr_const_tree_const_tree_null,
644 hook_constcharptr_int_const_tree_null,
645 hook_constcharptr_int_const_tree_const_tree_null,
646 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
647 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
648 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
650 * vec.h (vNULL): Extend comment to say = vNULL initialization
651 isn't needed for static vars.
653 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
654 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
655 = vNULL initialization of file scope vec.
656 * passes.c (pass_tab, enabled_pass_uid_range_tab,
657 disabled_pass_uid_range_tab): Likewise.
658 * haifa-sched.c (sched_luids, h_i_d): Likewise.
659 * tree-chkp-opt.c (check_infos): Likewise.
660 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
662 * vec.h (vnull::operator vec): Add constexpr keyword for
665 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
667 PR tree-optimization/77654
668 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
669 to duplicate_ssa_name_ptr_info.
671 2016-09-23 David Malcolm <dmalcolm@redhat.com>
673 PR preprocessor/77672
674 * input.c (selftest::test_lexer_string_locations_simple): Update
675 test to expect location information of the terminator character
676 at the location of the final closing quote.
677 (selftest::test_lexer_string_locations_hex): Likewise.
678 (selftest::test_lexer_string_locations_oct): Likewise.
679 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
680 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
681 (selftest::test_lexer_string_locations_ucn4): Likewise.
682 (selftest::test_lexer_string_locations_ucn8): Likewise.
683 (selftest::test_lexer_string_locations_u8): Likewise.
684 (selftest::test_lexer_string_locations_utf8_source): Likewise.
685 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
686 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
687 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
688 (selftest::test_lexer_string_locations_macro): Likewise.
689 (selftest::test_lexer_string_locations_long_line): Likewise.
691 2016-09-23 Richard Biener <rguenther@suse.de>
693 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
694 virtual definition to virtual use if the call devirtualizes
695 to a const or pure function.
696 (visit_use): Also visit calls we can devirtualize to a
697 const or pure function.
699 2016-09-23 Richard Biener <rguenther@suse.de>
701 PR tree-optimization/77697
702 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
703 signal error if we have sth ternary or unhandled.
705 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
707 * config/arm/arm_neon.h (vabd_f16): New.
745 (vcvtq_f16_s16): New.
746 (vcvtq_f16_u16): New.
747 (vcvtq_s16_f16): New.
748 (vcvtq_u16_f16): New.
749 (vcvta_s16_f16): New.
750 (vcvta_u16_f16): New.
751 (vcvtaq_s16_f16): New.
752 (vcvtaq_u16_f16): New.
753 (vcvtm_s16_f16): New.
754 (vcvtm_u16_f16): New.
755 (vcvtmq_s16_f16): New.
756 (vcvtmq_u16_f16): New.
757 (vcvtn_s16_f16): New.
758 (vcvtn_u16_f16): New.
759 (vcvtnq_s16_f16): New.
760 (vcvtnq_u16_f16): New.
761 (vcvtp_s16_f16): New.
762 (vcvtp_u16_f16): New.
763 (vcvtpq_s16_f16): New.
764 (vcvtpq_u16_f16): New.
765 (vcvt_n_f16_s16): New.
766 (vcvt_n_f16_u16): New.
767 (vcvtq_n_f16_s16): New.
768 (vcvtq_n_f16_u16): New.
769 (vcvt_n_s16_f16): New.
770 (vcvt_n_u16_f16): New.
771 (vcvtq_n_s16_f16): New.
772 (vcvtq_n_u16_f16): New.
786 (vmul_lane_f16): New.
789 (vmulq_lane_f16): New.
819 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
821 * config.gcc (extra_headers): Add arm_fp16.h
822 * config/arm/arm_fp16.h: New.
823 * config/arm/arm_neon.h: Include "arm_fp16.h".
825 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
827 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
829 (vmulf): New (v8hf, v4hf variants).
830 (vfma): New (v8hf, v4hf variants).
831 (vfms): New (v8hf, v4hf variants).
832 (vsub): New (v8hf, v4hf variants).
833 (vcage): New (v8hf, v4hf variants).
834 (vcagt): New (v8hf, v4hf variants).
835 (vcale): New (v8hf, v4hf variants).
836 (vcalt): New (v8hf, v4hf variants).
837 (vceq): New (v8hf, v4hf variants).
838 (vcgt): New (v8hf, v4hf variants).
839 (vcge): New (v8hf, v4hf variants).
840 (vcle): New (v8hf, v4hf variants).
841 (vclt): New (v8hf, v4hf variants).
842 (vceqz): New (v8hf, v4hf variants).
843 (vcgez): New (v8hf, v4hf variants).
844 (vcgtz): New (v8hf, v4hf variants).
845 (vcltz): New (v8hf, v4hf variants).
846 (vclez): New (v8hf, v4hf variants).
847 (vabd): New (v8hf, v4hf variants).
848 (vmaxf): New (v8hf, v4hf variants).
849 (vmaxnm): New (v8hf, v4hf variants).
850 (vminf): New (v8hf, v4hf variants).
851 (vminnm): New (v8hf, v4hf variants).
852 (vpmaxf): New (v4hf variant).
853 (vpminf): New (v4hf variant).
854 (vpadd): New (v4hf variant).
855 (vrecps): New (v8hf, v4hf variants).
856 (vrsqrts): New (v8hf, v4hf variants).
857 (vabs): New (v8hf, v4hf variants).
858 (vneg): New (v8hf, v4hf variants).
859 (vrecpe): New (v8hf, v4hf variants).
860 (vrnd): New (v8hf, v4hf variants).
861 (vrnda): New (v8hf, v4hf variants).
862 (vrndm): New (v8hf, v4hf variants).
863 (vrndn): New (v8hf, v4hf variants).
864 (vrndp): New (v8hf, v4hf variants).
865 (vrndx): New (v8hf, v4hf variants).
866 (vrsqrte): New (v8hf, v4hf variants).
867 (vmul_lane): Add v4hf and v8hf variants.
868 (vmul_n): Add v4hf and v8hf variants.
869 (vext): New (v8hf, v4hf variants).
870 (vcvts): New (v8hi, v4hi variants).
871 (vcvts): New (v8hf, v4hf variants).
872 (vcvtu): New (v8hi, v4hi variants).
873 (vcvtu): New (v8hf, v4hf variants).
874 (vcvts_n): New (v8hf, v4hf variants).
875 (vcvtu_n): New (v8hi, v4hi variants).
876 (vcvts_n): New (v8hi, v4hi variants).
877 (vcvtu_n): New (v8hf, v4hf variants).
878 (vbsl): New (v8hf, v4hf variants).
879 (vcvtas): New (v8hf, v4hf variants).
880 (vcvtau): New (v8hf, v4hf variants).
881 (vcvtms): New (v8hf, v4hf variants).
882 (vcvtmu): New (v8hf, v4hf variants).
883 (vcvtns): New (v8hf, v4hf variants).
884 (vcvtnu): New (v8hf, v4hf variants).
885 (vcvtps): New (v8hf, v4hf variants).
886 (vcvtpu): New (v8hf, v4hf variants).
888 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
890 * config/arm/arm-builtins.c (hf_UP): New.
892 (vfp_builtin_data): New. Update comment.
893 (enum arm_builtins): Include "arm_vfp_builtins.def".
894 (ARM_BUILTIN_VFP_PATTERN_START): New.
895 (arm_init_vfp_builtins): New.
896 (arm_init_builtins): Add arm_init_vfp_builtins.
897 (arm_expand_vfp_builtin): New.
898 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
900 * config/arm/arm_vfp_builtins.def: New file.
901 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
902 (arm-builtins.o): Likewise.
904 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
907 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
908 from constant while creating value range.
910 2016-09-23 Renlin Li <renlin.li@arm.com>
912 * ira.c (ira): Move ira_use_lra_p initialization code to ...
913 (ira_init_once): Here.
915 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
916 Jakub Jelinek <jakub@redhat.com>
918 * hooks.h (hook_uint_uintp_false): Rename to...
919 (hook_bool_uint_uintp_false): ... this.
920 * hooks.c (hook_uint_uintp_false): Rename to...
921 (hook_bool_uint_uintp_false): ... this.
922 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
923 instead of hook_uint_uintp_false.
925 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
927 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
928 (arm_init_builtins): Move body of a loop to the standalone
929 function arm_init_neon_builtin.
930 (arm_expand_neon_builtin_1): New. Update comment. Function body
931 moved from arm_neon_builtin with some white-space fixes.
932 (arm_expand_neon_builtin): Move code into the standalone function
933 arm_expand_neon_builtin_1.
935 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
937 * config/arm/iterators.md (VCVTHI): New.
938 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
942 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
943 (V_HALF): Add V4HF. Fix white-space.
944 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
945 (V_s_elem): Likewise.
946 (V_sz_elem): Fix white-space.
947 (V_elem_ch): Likewise.
949 (scalar_mul_constraint): Add V8HF and V4HF.
950 (Is_float_mode): Fix white-space.
951 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
952 (q): Add HF. Fix white-space.
955 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
956 (neon_vfm_lane_as): New.
957 * config/arm/neon.md (add<mode>3_fp16): New.
958 (sub<mode>3_fp16): New.
959 (mul<mode>3add<mode>_neon): New.
960 (fma<VH:mode>4_intrinsic): New.
961 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
962 (fmsub<VH:mode>4_intrinsic): New.
963 (<absneg_str><mode>2): New.
964 (neon_v<absneg_str><mode>): New.
965 (neon_v<fp16_rnd_str><mode>): New.
966 (neon_vrsqrte<mode>): New.
967 (neon_vpaddv4hf): New.
968 (neon_vadd<mode>): New.
969 (neon_vsub<mode>): New.
970 (neon_vmulf<mode>): New.
971 (neon_vfma<VH:mode>): New.
972 (neon_vfms<VH:mode>): New.
973 (neon_vc<cmp_op><mode>): New.
974 (neon_vc<cmp_op><mode>_fp16insn): New
975 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
976 (neon_vca<cmp_op><mode>): New.
977 (neon_vca<cmp_op><mode>_fp16insn): New.
978 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
979 (neon_vc<cmp_op>z<mode>): New.
980 (neon_vabd<mode>): New.
981 (neon_v<maxmin>f<mode>): New.
982 (neon_vp<maxmin>fv4hf: New.
983 (neon_<fmaxmin_op><mode>): New.
984 (neon_vrecps<mode>): New.
985 (neon_vrsqrts<mode>): New.
986 (neon_vrecpe<mode>): New (VH variant).
987 (neon_vdup_lane<mode>_internal): New.
988 (neon_vdup_lane<mode>): New.
989 (neon_vcvt<sup><mode>): New (VCVTHI variant).
990 (neon_vcvt<sup><mode>): New (VH variant).
991 (neon_vcvt<sup>_n<mode>): New (VH variant).
992 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
993 (neon_vcvt<vcvth_op><sup><mode>): New.
994 (neon_vmul_lane<mode>): New.
995 (neon_vmul_n<mode>): New.
996 * config/arm/unspecs.md (UNSPEC_VCALE): New
998 (UNSPEC_VFMA_LANE): New.
999 (UNSPECS_VFMS_LANE): New.
1001 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1003 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1004 ("*extzv<mode><clobbercc_or_nocc>"):
1005 Correct a typo in a comment.
1007 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1008 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1009 ("*insv<mode>_zEC12_appendbitsleft")
1010 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1011 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1012 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1013 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1014 Provide pattern with operands switched.
1015 ("*pre_z10_extv<mode>"):
1016 Use new subst patterns.
1017 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1018 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1019 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1020 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1021 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1022 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1023 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1025 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1026 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1027 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1029 ("SINT"): New mode_iterator with SI, HI, QI.
1030 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1031 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1034 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1036 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1037 new interface of s390_contiguous_bitmask_p.
1038 ("contiguous_bitmask_nowrap_operand"): New predicate.
1039 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1040 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1041 of s390_contiguous_bitmask_p.
1042 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1043 ("NxxSw"): New constraint.
1044 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1045 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1047 (s390_contiguous_bitmask_nowrap_p): Export.
1048 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1049 former s390_contiguous_bitmask_p.
1050 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1051 detect contiguous bit ranges with wraparound. Change signature to
1052 return START and END position instead of POS and LENGTH.
1053 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1054 ranges with wraparound.
1055 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1056 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1057 Adapt to new signature of s390_contiguous_bitmask_p.
1059 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1061 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1062 (create_intersect_range_checks): New.
1063 (vect_create_cond_for_alias_checks): Call above function.
1065 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1067 * config/arm/iterators.md (Code iterators): Fix some white-space
1071 (FCVT): Moved from vfp.md.
1072 (VCVT_HF_US_N): New.
1073 (VCVT_SI_US_N): New.
1078 (FCVTI32typename): Moved from vfp.md.
1079 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1080 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1081 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1082 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1083 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1085 (fp16_rnd_str): New.
1086 (fp16_rnd_insn): New.
1087 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1088 (UNSPEC_VCVT_HF_U_N): New.
1089 (UNSPEC_VCVT_SI_S_N): New.
1090 (UNSPEC_VCVT_SI_U_N): New.
1091 (UNSPEC_VCVTH_S): New.
1092 (UNSPEC_VCVTH_U): New.
1093 (UNSPEC_VCVTA_S): New.
1094 (UNSPEC_VCVTA_U): New.
1095 (UNSPEC_VCVTM_S): New.
1096 (UNSPEC_VCVTM_U): New.
1097 (UNSPEC_VCVTN_S): New.
1098 (UNSPEC_VCVTN_U): New.
1099 (UNSPEC_VCVTP_S): New.
1100 (UNSPEC_VCVTP_U): New.
1101 (UNSPEC_VCVTP_S): New.
1102 (UNSPEC_VCVTP_U): New.
1104 (UNSPEC_VRNDA): New.
1105 (UNSPEC_VRNDI): New.
1106 (UNSPEC_VRNDM): New.
1107 (UNSPEC_VRNDN): New.
1108 (UNSPEC_VRNDP): New.
1109 (UNSPEC_VRNDX): New.
1110 * config/arm/vfp.md (<absneg_str>hf2): New.
1112 (neon_v<fp16_rnd_str>hf): New.
1113 (neon_vrndihf): New.
1118 (*mulsf3neghf_vfp): New.
1119 (*negmulhf3_vfp): New.
1120 (*mulsf3addhf_vfp): New.
1121 (*mulhf3subhf_vfp): New.
1122 (*mulhf3neghfaddhf_vfp): New.
1123 (*mulhf3neghfsubhf_vfp): New.
1126 (fmsubhf4_fp16): New.
1130 (neon_vsqrthf): New.
1131 (neon_vrsqrtshf): New.
1132 (FCVT): Move to iterators.md.
1133 (FCVTI32typename): Likewise.
1134 (neon_vcvth<sup>hf): New.
1135 (neon_vcvth<sup>si): New.
1136 (neon_vcvth<sup>_nhf_unspec): New.
1137 (neon_vcvth<sup>_nhf): New.
1138 (neon_vcvth<sup>_nsi_unspec): New.
1139 (neon_vcvth<sup>_nsi): New.
1140 (neon_vcvt<vcvth_op>h<sup>si): New.
1141 (neon_<fmaxmin_op>hf): New.
1143 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1145 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1146 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1147 ("*insv<mode>_zEC12_appendbitsleft")
1148 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1149 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1151 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1153 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1154 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1155 construct values without normalization.
1156 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1157 static local lhs_ops to vNULL.
1159 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1160 Jiong Wang <jiong.wang@arm.com>
1162 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1163 available when FP16 instructions are available.
1164 (output_move_vfp): Add support for 16-bit data moves.
1165 (arm_validize_comparison): Fix some white-space. Support HFmode
1166 by conversion to SFmode.
1167 * config/arm/arm.md (truncdfhf2): Fix a comment.
1168 (extendhfdf2): Likewise.
1170 (movsicc): Fix some white-space.
1172 (movsfcc): Fix some white-space.
1174 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1175 instructions are available.
1176 (*thumb2_movhi_vfp): Likewise.
1177 (*arm_movhi_fp16): New.
1178 (*thumb2_movhi_fp16): New.
1179 (*movhf_vfp_fp16): New.
1180 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1181 (*movhf_vfp): Likewise.
1182 (extendhfsf2): Enable when VFP FP16 instructions are available.
1183 (truncsfhf2): Enable when VFP FP16 instructions are available.
1185 2016-09-23 Martin Liska <mliska@suse.cz>
1187 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1189 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1191 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1193 (arm_evpc_neon_vtrn): Likewise.
1194 (arm_evpc_neon_vrev): Likewise.
1195 (arm_evpc_neon_vext): Likewise.
1196 * config/arm/arm_neon.h (vbsl_f16): New.
1200 (vdup_lane_f16): New.
1201 (vdupq_lane_f16): New.
1214 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1215 (vdup_lane): New (v8hf, v4hf variants).
1216 (vext): New (v8hf, v4hf variants).
1217 (vbsl): New (v8hf, v4hf variants).
1218 * config/arm/iterators.md (VDQWH): New.
1220 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1221 (Scalar_mul_8_16): Fix white-space.
1222 (Is_d_reg): Add V4HF and V8HF.
1223 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1224 (neon_vdup_lane<mode>): New.
1225 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1226 (*neon_vtrn<mode>_insn): Likewise.
1227 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1228 (*neon_vzip<mode>_insn): Likewise
1229 (neon_vuzp<mode>_internal): Likewise.
1230 (*neon_vuzp<mode>_insn): Likewise
1231 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1233 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1234 Matthew Wahab <matthew.wahab@arm.com>
1236 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1237 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1238 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1239 available. Also fix some white-space.
1240 * config/arm/vfp.md (*arm_movhi_vfp): New.
1241 (*thumb2_movhi_vfp): New.
1243 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1245 * config/arm/arm-c.c (arm_cpu_builtins): Define
1246 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1247 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1249 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1251 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1252 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1253 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1254 arm_v8_2a_fp16_neon_hw.
1255 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1258 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1260 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1261 arm_fp16_alternative_ok and arm_fp16_none_ok.
1263 2016-09-23 Martin Liska <mliska@suse.cz>
1265 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1267 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1269 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1271 ("armv8.2-a+fp16"): New.
1272 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1273 (FL2_FP16INST): New.
1274 (FL2_FOR_ARCH8_2A): New.
1275 * config/arm/arm-tables.opt: Regenerate.
1276 * config/arm/arm.c (arm_arch8_2): New.
1277 (arm_fp16_inst): New.
1278 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1279 for incompatible fp16-format settings.
1280 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1281 (TARGET_NEON_FP16INST): New.
1282 (arm_arch8_2): Declare.
1283 (arm_fp16_inst): Declare.
1284 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1285 march=armv8.2-a and march=armv8.2-a+fp16.
1286 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1288 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1289 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1291 2016-09-23 Martin Liska <mliska@suse.cz>
1293 * doc/extend.texi: Remove fused-madd from i386 target options.
1295 2016-09-23 Martin Liska <mliska@suse.cz>
1297 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1300 2016-09-23 Martin Liska <mliska@suse.cz>
1302 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1305 2016-09-23 Martin Liska <mliska@suse.cz>
1308 * config/i386/i386.c (ix86_option_override_internal): Change
1309 signature and return false when there's an error related to
1311 (release_options_strings): New function.
1312 (ix86_valid_target_attribute_tree): Call the function.
1314 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1316 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1317 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1318 (gen_hsa_ctor_assignment): Likewise.
1319 * print-tree.c (print_node): Likewise.
1320 * tree-dump.c (dequeue_and_dump): Likewise.
1321 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1322 * expr.c (store_constructor): Likewise.
1323 * fold-const.c (operand_equal_p): Likewise.
1324 * tree-pretty-print.c (dump_generic_node): Likewise.
1325 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1326 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1328 2016-09-23 Richard Biener <rguenther@suse.de>
1330 * hooks.h (hook_uint_uintp_false): Declare.
1332 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1334 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1335 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1337 2016-09-22 Martin Sebor <msebor@redhat.com>
1340 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1341 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1342 (target_int_min): Correct computation.
1343 (format_integer): Use long long as the argument for the ll length
1345 (format_floating): Use target_int_max().
1346 (get_string_length): Same.
1347 (format_string): Avoid setting the bounded flag for strings
1349 (try_substitute_return_value): Avoid setting range info when
1350 the result isn't bounded.
1351 * varasm.c (assemble_name): Increase buffer size.
1353 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1354 Terry Guo <terry.guo@arm.com>
1356 * target.def (elf_flags_numeric): New target hook.
1357 * targhooks.h (default_asm_elf_flags_numeric): New.
1358 * varasm.c (default_asm_elf_flags_numeric): New.
1359 (default_elf_asm_named_section): Use new target hook.
1360 * config/arm/arm.opt (mpure-code): New.
1361 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1362 * config/arm/arm.c (arm_asm_init_sections): Add section
1363 attribute to default text section if -mpure-code.
1364 (arm_option_check_internal): Diagnose use of option with
1365 non supported targets and/or options.
1366 (arm_asm_elf_flags_numeric): New.
1367 (arm_function_section): New.
1368 (arm_elf_section_type_flags): New.
1369 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1371 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1372 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1374 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1376 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1378 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1380 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1381 * rtl.h: Adjust prototype.
1383 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1385 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1386 (prev_active_insn): Likewise.
1387 (active_insn_p): Likewise.
1388 * rtl.h: Adjust prototypes.
1389 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1390 * config/arc/arc.md: Likewise.
1391 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1392 (branch_needs_nop_p): Likewise.
1393 (use_skip_p): Likewise.
1394 * config/sh/sh.c (gen_block_redirect): Likewise.
1395 (split_branches): Likewise.
1396 * reorg.c (optimize_skip): Likewise.
1397 (fill_simple_delay_slots): Likewise.
1398 (fill_slots_from_thread): Likewise.
1399 (relax_delay_slots): Likewise.
1400 * resource.c (mark_target_live_regs): Likewise.
1402 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1404 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1406 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1407 (prev_nonnote_nondebug_insn): Likewise.
1408 * config/cris/cris-protos.h: Adjust prototype.
1410 * jump.c (rtx_renumbered_equal_p): Adjust.
1412 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1414 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1415 * rtl.h: Adjust prototype.
1416 * config/sh/sh.md: Adjust.
1417 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1419 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1421 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1422 (prev_nondebug_insn): Likewise.
1423 * loop-doloop.c (doloop_condition_get): Likewise.
1424 * rtl.h: Adjust prototype.
1425 * cfgloop.h: Likewise.
1427 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1429 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1430 (prev_nonnote_insn): Likewise.
1431 * jump.c (reversed_comparison_code_parts): Likewise.
1432 (reversed_comparison): Likewise.
1433 * rtl.h: Adjust prototypes.
1434 * config/arc/arc.md: Adjust.
1435 * cse.c (find_comparison_args): Likewise.
1436 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1437 (fix_reg_dead_note): Change argument type to rtx_insn *.
1438 (delete_prior_computation): Likewise.
1439 (delete_computation): Likewise.
1440 (fill_slots_from_thread): Adjust.
1441 (relax_delay_slots): Likewise.
1442 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1443 (simplify_relational_operation_1): Likewise.
1444 (simplify_ternary_operation): Likewise.
1446 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1448 * config/arc/arc-protos.h (arc_label_align): Change type of
1449 variables from rtx to rtx_insn *.
1450 * config/arc/arc.c (arc_label_align): Likewise.
1451 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
1452 * config/bfin/bfin.c (workaround_speculation): Likewise.
1453 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
1454 (find_last_same_clock): Likewise.
1455 (reorg_split_calls): Likewise.
1456 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
1457 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
1458 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
1459 (same_cmp_following_p): Likewise.
1460 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
1461 (same_cmp_following_p): Likwise.
1462 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
1463 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
1464 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
1465 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
1466 (rl78_alloc_physical_registers_cmp): Likewise.
1467 (rl78_alloc_physical_registers_umul): Likewise.
1468 (rl78_calculate_death_notes): Likewise.
1469 * config/s390/s390-protos.h (s390_label_align): Likewise.
1470 * config/s390/s390.c (s390_label_align): Likewise.
1471 * config/sh/sh.c (barrier_align): Likewise.
1472 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
1473 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
1474 (emit_cbcond_nop): Likewise.
1476 2016-09-22 Martin Liska <mliska@suse.cz>
1479 * ipa-icf.c (sem_variable::merge): Yield merge operation if
1480 alias address matters, not necessarily address of original.
1482 2016-09-22 Richard Biener <rguenther@suse.de>
1485 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1488 2016-09-22 Richard Biener <rguenther@suse.de>
1491 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
1492 from constant folding results.
1493 (gimple_resimplify2): Likewise.
1494 (gimple_resimplify3): Likewise.
1496 2016-09-22 Richard Biener <rguenther@suse.de>
1499 * expr.c (expand_expr_real_1): Guard array access against negative
1502 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1504 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
1506 (format_floating): Likewise.
1508 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1511 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1512 for all IFN_GOMP_SIMD_* internal fns, not just for
1513 IFN_GOMP_SIMD_ORDERED_*.
1515 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1518 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1519 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1520 instructions when you want to invert the test.
1521 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1522 correct order for XXSEL.
1523 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1524 for using XSCMP{EQ,GT,GE}DP.
1526 2016-09-21 David Malcolm <dmalcolm@redhat.com>
1528 * genconstants.c (main): Introduce noop_reader and convert call
1529 to read_md_files to a method call.
1530 * genenums.c (main): Likewise.
1531 * genmddeps.c (main): Likewise.
1532 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
1533 rtx_reader_ptr->get_top_level_filename ().
1534 (write_tm_preds_h): Likewise.
1535 (write_insn_preds_c): Likewise.
1536 * gensupport.c (class gen_reader): New subclass of rtx_reader.
1537 (rtx_handle_directive): Convert to...
1538 (gen_reader::handle_unknown_directive): ...this.
1539 (init_rtx_reader_args_cb): Convert return type from bool to
1540 rtx_reader *. Create a gen_reader instance, using it for the
1541 call to read_md_files. Return it if no errors occur.
1542 (init_rtx_reader_args): Convert return type from bool to
1544 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1545 (init_rtx_reader_args_cb): Likewise.
1546 * read-md.c (struct file_name_list): Move to class rtx_reader.
1547 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
1548 (read_md_filename): Delete in favor of
1549 rtx_reader::m_read_md_filename.
1550 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
1551 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
1552 (base_dir): Delete in favor of rtx_reader::m_base_dir.
1553 (first_dir_md_include): Delete in favor of
1554 rtx_reader::m_first_dir_md_include.
1555 (last_dir_md_include_ptr): Delete in favor of
1556 rtx_reader::m_last_dir_md_include_ptr.
1557 (max_include_len): Delete.
1558 (rtx_reader_ptr): New.
1559 (fatal_with_file_and_line): Use get_filename and get_lineno
1560 accessors of rtx_reader_ptr.
1561 (require_char_ws): Likewise.
1562 (rtx_reader::read_char): New method, based on ::read_char.
1563 (rtx_reader::unread_char): New method, based on ::unread_char.
1564 (read_escape): Use get_filename and get_lineno accessors of
1566 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
1567 (read_string): Use get_filename and get_lineno accessors of
1569 (rtx_reader::rtx_reader): New ctor.
1570 (rtx_reader::~rtx_reader): New dtor.
1571 (handle_include): Convert from a function to...
1572 (rtx_reader::handle_include): ...this method, converting
1573 handle_directive from a callback to a virtual function.
1574 (handle_file): Likewise, converting to...
1575 (rtx_reader::handle_file): ...this method.
1576 (handle_toplevel_file): Likewise, converting to...
1577 (rtx_reader::handle_toplevel_file): ...this method.
1578 (rtx_reader::get_current_location): New method.
1579 (parse_include): Convert from a function to...
1580 (rtx_reader::add_include_path): ...this method, dropping redundant
1581 update to unused max_include_len.
1582 (read_md_files): Convert from a function to...
1583 (rtx_reader::read_md_files): ...this method, converting
1584 handle_directive from a callback to a virtual function.
1585 (noop_reader::handle_unknown_directive): New method.
1586 * read-md.h (directive_handler_t): Delete this typedef.
1588 (read_md_file): Delete.
1589 (read_md_lineno): Delete.
1590 (read_md_filename): Delete.
1591 (class rtx_reader): New class.
1592 (rtx_reader_ptr): New decl.
1593 (class noop_reader): New subclass of rtx_reader.
1594 (read_char): Reimplement in terms of rtx_reader::read_char.
1595 (unread_char): Reimplement in terms of rtx_reader::unread_char.
1596 (read_md_files): Delete.
1597 * read-rtl.c (read_rtx_code): Update for deletion of globals
1598 read_md_filename and read_md_lineno.
1600 2016-09-21 Jason Merrill <jason@redhat.com>
1602 * input.h (from_macro_definition_at): New.
1604 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1606 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1608 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1610 PR tree-optimization/77550
1611 * tree-vect-stmts.c (create_array_ref): Change parameters.
1612 (get_group_alias_ptr_type): New function.
1613 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1615 2016-09-21 Marek Polacek <polacek@redhat.com>
1617 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
1618 Add falls through comment.
1620 2016-09-21 Richard Biener <rguenther@suse.de>
1622 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
1623 (replace_child): Likewise.
1624 (remove_child_TAG): Adjust.
1625 (move_marked_base_types): Likewise.
1626 (prune_unused_types_prune): Clear die_sib of removed children.
1628 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1631 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1632 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1634 2016-09-21 Richard Biener <rguenther@suse.de>
1636 PR tree-optimization/77648
1637 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1639 (make_transitive_closure_constraints): Adjust comment.
1640 (make_any_offset_constraints): New function.
1641 (handle_rhs_call): Make sure to first expand a pointer to all
1642 subfields before transitively closing it.
1643 (handle_const_call): Likewise. Properly expand returned
1645 (handle_pure_call): Likewise.
1647 2016-09-21 Richard Biener <rguenther@suse.de>
1648 Jakub Jelinek <jakub@redhat.com>
1650 PR tree-optimization/77621
1651 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1652 group at non-vectorizable stmts.
1654 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1656 PR tree-optimization/72835
1657 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
1658 (make_new_ssa_for_all_defs): Likewise.
1659 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
1661 2016-09-20 Martin Sebor <msebor@redhat.com>
1664 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
1665 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
1666 * config/linux.c (gnu_libc_printf_pointer_format): New function.
1667 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
1668 * config/sol2.c (solaris_printf_pointer_format): New function.
1669 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
1671 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
1672 * doc/tm.texi: Regenerate.
1673 * gimple-fold.h (get_range_strlen): New function.
1674 (get_maxval_strlen): Declare existing function.
1675 * gimple-fold.c (get_range_strlen): Add arguments and compute both
1676 maximum and minimum.
1677 (get_range_strlen): Define overload.
1678 (get_maxval_strlen): Adjust.
1679 * gimple-ssa-sprintf.c: New file and pass.
1680 * passes.def (pass_sprintf_length): Add new pass.
1681 * targhooks.h (default_printf_pointer_format): Declare new function.
1682 (gnu_libc_printf_pointer_format): Same.
1683 (solaris_libc_printf_pointer_format): Same.
1684 * targhooks.c (default_printf_pointer_format): Define new function.
1685 * tree-pass.h (make_pass_sprintf_length): Declare new function.
1686 * print-tree.c: Increase buffer size.
1688 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1690 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
1692 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1694 * common.opt: New option -fipa-vrp.
1695 * ipa-cp.c (ipa_get_vr_lat): New.
1696 (ipcp_vr_lattice::print): Likewise.
1697 (print_all_lattices): Call ipcp_vr_lattice::print.
1698 (ipcp_vr_lattice::meet_with): New.
1699 (ipcp_vr_lattice::meet_with_1): Likewise.
1700 (ipcp_vr_lattice::top_p): Likewise.
1701 (ipcp_vr_lattice::bottom_p): Likewsie.
1702 (ipcp_vr_lattice::set_to_bottom): Likewise.
1703 (set_all_contains_variable): Call VR set_to_bottom.
1704 (initialize_node_lattices): Init VR lattices.
1705 (propagate_vr_accross_jump_function): New.
1706 (propagate_constants_accross_call): Call
1707 propagate_vr_accross_jump_function.
1708 (ipcp_store_vr_results): New.
1709 (ipcp_driver): Handle VR.
1710 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
1711 (ipa_set_jf_unknown): Likewise.
1712 (ipa_compute_jump_functions_for_edge): Likewise.
1713 (ipa_node_params_t::duplicate): Likewise.
1714 (ipa_write_jump_function): Likewise.
1715 (ipa_read_jump_function): Likewise.
1716 (write_ipcp_transformation_info): Likewise.
1717 (read_ipcp_transformation_info): Likewise.
1718 (ipcp_update_vr): New.
1719 (ipcp_transform_function): Handle VR.
1720 * ipa-prop.h (struct ipa_vr): New.
1721 * cgraph.c: Include tree-vrp.h.
1722 * cgraphunit.c: Likewise.
1723 * ipa-utils.c: Likewise.
1726 * toplev.c: Likewise.
1727 * ipa-devirt.c: Likewise.
1728 * ipa-inline-transform.c: Likewise.
1729 * ipa-inline.c: Likewise.
1730 * ipa-profile.c: Likewise.
1732 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1734 * doc/invoke.texi: Document -fdump-tree-evrp.
1735 * passes.def: Define new pass_early_vrp.
1736 * timevar.def: Define new TV_TREE_EARLY_VRP.
1737 * tree-pass.h (make_pass_early_vrp): New.
1738 * tree-ssa-propagate.c: Make replace_uses_in non static.
1739 * tree-ssa-propagate.h: Export replace_uses_in.
1740 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
1741 (extract_range_from_assert): Factor out
1742 extract_range_for_var_from_comparison_expr.
1743 (vrp_initialize_lattice): New.
1744 (vrp_initialize): Factor out vrp_initialize_lattice.
1745 (vrp_valueize): Fix it to reject complex value ranges.
1746 (vrp_free_lattice): New.
1747 (evrp_dom_walker::before_dom_children): Likewise.
1748 (evrp_dom_walker::after_dom_children): Likewise.
1749 (evrp_dom_walker::push_value_range): Likewise.
1750 (evrp_dom_walker::pop_value_range): Likewise.
1751 (execute_early_vrp): Likewise.
1752 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
1753 (make_pass_early_vrp): New.
1755 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
1758 instead of exact_log2.
1760 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1764 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1765 (ix86_add_stmt_cost): Penalize DFmode vector operations
1766 for !TARGET_VECTORIZE_DOUBLE.
1768 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
1770 * doc/invoke.texi (Warning Options): Simplify language.
1771 (Optimize Options): Complete sentence.
1773 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
1775 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
1778 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1781 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
1782 inits on power8 and above, use the VMRGEW instruction instead of a
1785 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
1786 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
1789 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1791 * config/aarch64/arm_neon.h
1792 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
1793 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
1794 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
1796 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1798 * config/var/vax.h (ELIMINABLE_REGS): Define.
1799 (INITIAL_ELIMINATION_OFFSET): Define.
1801 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1804 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1805 cast to void * if the cast is from some other pointer type.
1807 2016-09-20 Richard Biener <rguenther@suse.de>
1809 PR tree-optimization/77646
1810 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
1813 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1815 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
1816 attributes to all inlined functions and make them extern.
1818 2016-09-20 Richard Biener <rguenther@suse.de>
1820 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
1822 * debug.c (do_nothing_debug_hooks): Adjust.
1823 * dbxout.c (dbx_debug_hooks): Likewise.
1824 * sdbout.c (sdb_debug_hooks): Likewise.
1825 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
1826 (dwarf2out_finish): Move producer, filename and
1828 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
1829 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
1831 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1834 * doc/invoke.texi: Document -Wint-in-bool-context.
1837 * dwarf2out.c (output_loc_operands): Fix an assertion.
1839 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1841 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
1842 (CR_DECIMAL_DIG): New macro.
1844 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1846 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
1849 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
1851 PR rtl-optimization/77416
1852 * lra-remat.c (operand_to_remat): Process hard coded insn
1855 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1857 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
1858 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
1860 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
1862 * target.def (lra_p): Wordsmithing.
1863 * doc/tm.texi: Regenerate.
1865 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1866 Jan Hubicka <jh@suse.cz>
1869 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1870 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1871 Call ultimate_alias_target just once, not up to 4 times.
1873 2016-09-19 Richard Biener <rguenther@suse.de>
1875 * dwarf2out.c (early_dwarf_finished): New global.
1876 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
1878 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
1879 if called from LTO exit early.
1880 (dwarf2out_late_global_decl): When being during the early
1881 debug phase do not add locations but only const value attributes.
1882 Adjust the way we generate early DIEs for LTO.
1884 2016-09-19 Richard Biener <rguenther@suse.de>
1887 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1888 proper niter to bound the loops.
1890 2016-09-19 Richard Biener <rguenther@suse.de>
1892 PR tree-optimization/77514
1893 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1894 search for folded stmt.
1896 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
1898 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
1899 * tree-pass.h (make_pass_early_thread_jumps): Declare.
1900 * tree-ssa-threadbackward.c (fsm_find_thread_path,
1901 fsm_find_thread_path, profitable_jump_thread_path,
1902 fsm_find_control_statement_thread_paths,
1903 find_jump_threads_backwards): Add speed_p parameter.
1904 (pass_data_early_thread_jumps): New pass.
1905 (make_pass_early_thread_jumps): New function.
1907 2016-09-17 Andreas Schwab <schwab@suse.de>
1909 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
1910 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1912 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
1914 * recog.c (rest_of_handle_split_after_reload): Delete.
1915 (pass_split_after_reload::gate): New method.
1916 (pass_split_after_reload::execute): Call split_all_insns directly.
1918 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1920 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1921 parameters for functions taking long long arguments.
1923 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1926 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
1927 splat with truncate.
1929 2016-09-16 Jason Merrill <jason@redhat.com>
1931 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
1933 * hwint.c (exact_log2): Use pow2p_hwi.
1934 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
1935 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
1936 * builtins.c (get_object_alignment_2, get_object_alignment)
1937 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
1939 * calls.c (compute_argument_addresses, store_one_arg): Use
1941 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
1942 * combine.c (force_to_mode): Use least_bit_hwi.
1943 (contains_muldiv, find_split_point, combine_simplify_rtx)
1944 (simplify_if_then_else, simplify_set, force_to_mode)
1945 (if_then_else_cond, simplify_and_const_int_1)
1946 (simplify_compare_const): Use pow2p_hwi.
1947 * cse.c (fold_rtx): Use pow2p_hwi.
1948 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
1950 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
1951 (init_expmed_one_conv): Use pow2p_hwi.
1952 * expr.c (is_aligning_offset): Use pow2p_hwi.
1953 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
1954 (fold_binary_loc): Use pow2p_hwi.
1955 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
1956 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
1957 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
1958 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
1960 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
1961 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
1962 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
1963 * omp-low.c (oacc_loop_fixed_partitions)
1964 (oacc_loop_auto_partitions): Use least_bit_hwi.
1965 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
1966 * stor-layout.c (place_field): Use least_bit_hwi.
1967 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
1968 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
1969 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
1970 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
1971 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
1972 * tree-vect-data-refs.c (vect_analyze_group_access_1)
1973 (vect_grouped_store_supported, vect_grouped_load_supported)
1974 (vect_permute_load_chain, vect_shift_permute_load_chain)
1975 (vect_transform_grouped_load): Use pow2p_hwi.
1976 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
1977 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
1978 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
1980 * tsan.c (instrument_expr): Use least_bit_hwi.
1981 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
1983 2016-09-16 Andreas Schwab <schwab@suse.de>
1985 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
1987 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1989 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1992 * combine.c (rest_of_handle_combine): If any edges have been purged,
1993 free dominators if available.
1995 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1996 Eric Botcazou <ebotcazou@adacore.com>
1999 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2000 through into expand_addsub_overflow after expand_neg_overflow.
2002 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2004 * diagnostic-show-locus.c
2005 (selftest::test_fixit_insert_containing_newline): New function.
2006 (selftest::test_fixit_replace_containing_newline): New function.
2007 (selftest::diagnostic_show_locus_c_tests): Call the above.
2009 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2011 PR tree-optimization/77503
2012 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2013 code for CONST_COND_REDUCTION at analysis stage and use it at
2015 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2016 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2017 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2020 2016-09-15 Richard Biener <rguenther@suse.de>
2023 * fold-const.c (split_tree): Do not split constant ~X.
2025 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2027 PR rtl-optimization/77425
2028 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2032 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2033 use %qs instead of %s where desirable, use argument instead of arg in
2034 the diagnostic wording, add list of supported strategies and
2036 (ix86_option_override_internal): Emit target("m...") instead of
2037 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2038 -march/-mtune option diagnostic. Add list of supported arches/tunings
2039 and spellcheck hint. Remove prefix, suffix and sw variables, use
2040 main_args_p ? "..." : "..." in diagnostics to make translation
2043 2016-09-15 Richard Biener <rguenther@suse.de>
2045 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2046 extra offset argument.
2047 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2048 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2049 to reflect new offset parameter.
2050 * doc/tm.texi: Regenerate.
2051 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2052 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2054 (darwin_asm_output_dwarf_offset): Likewise.
2055 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2057 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2058 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2059 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2061 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2064 * ipa-icf.c (set_alias_uids): New function.
2065 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2066 all the merged variable's referring aliases.
2068 2016-09-15 Richard Biener <rguenther@suse.de>
2070 PR tree-optimization/77514
2071 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2072 only forced_stmts sequence.
2074 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2076 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2077 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2078 FOR_EACH_SSA_NAME to iterate over SSA variables.
2079 (pass_expand::execute): Likewise.
2080 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2081 * tree-cfg.c (dump_function_to_file): Likewise.
2082 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2083 (update_ssa): Likewise.
2084 * tree-ssa-alias.c (dump_alias_info): Likewise.
2085 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2086 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2087 (create_outofssa_var_map): Likewise.
2088 (coalesce_ssa_name): Likewise.
2089 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2090 * tree-ssa-pre.c (compute_avail): Likewise.
2091 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2092 (scc_vn_restore_ssa_info): Likewise.
2093 (free_scc_vn): Likwise.
2094 (run_scc_vn): Likewise.
2095 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2096 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2097 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2098 * tree-ssa.c (verify_ssa): Likewise.
2100 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2102 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2103 and mips64r2 as default 32-bit and 64-bit architectures.
2104 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2105 as default 32-bit and 64-bit architectures.
2107 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2109 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2112 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2114 * target.def (lra_p): Change commentary (for the manual) for the
2116 * doc/tm.texi: Regenerate.
2118 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2120 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2121 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2122 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2123 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2125 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2127 * targhooks.c (default_lra_p): Return true instead of false.
2129 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2131 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2132 hook_bool_void_false.
2133 * config/avr/avr.c: Ditto.
2134 * config/bfin/bfin.c: Ditto.
2135 * config/c6x/c6x.c: Ditto.
2136 * config/cr16/cr16.c: Ditto.
2137 * config/cris/cris.c: Ditto.
2138 * config/epiphany/epiphany.c: Ditto.
2139 * config/fr30/fr30.c: Ditto.
2140 * config/frv/frv.c: Ditto.
2141 * config/h8300/h8300.c: Ditto.
2142 * config/ia64/ia64.c: Ditto.
2143 * config/iq2000/iq2000.c: Ditto.
2144 * config/lm32/lm32.c: Ditto.
2145 * config/m32c/m32c.c: Ditto.
2146 * config/m32r/m32r.c: Ditto.
2147 * config/m68k/m68k.c: Ditto.
2148 * config/mcore/mcore.c: Ditto.
2149 * config/microblaze/microblaze.c: Ditto.
2150 * config/mmix/mmix.c: Ditto.
2151 * config/mn10300/mn10300.c: Ditto.
2152 * config/moxie/moxie.c: Ditto.
2153 * config/msp430/msp430.c: Ditto.
2154 * config/nios2/nios2.c: Ditto.
2155 * config/nvptx/nvptx.c: Ditto.
2156 * config/pa/pa.c: Ditto.
2157 * config/pdp11/pdp11.c: Ditto.
2158 * config/rl78/rl78.c: Ditto.
2159 * config/sparc/sparc.c: Ditto.
2160 * config/spu/spu.c: Ditto.
2161 * config/stormy16/stormy16.c: Ditto.
2162 * config/tilegx/tilegx.c: Ditto.
2163 * config/tilepro/tilepro.c: Ditto.
2164 * config/v850/v850.c: Ditto.
2165 * config/vax/vax.c: Ditto.
2166 * config/visium/visium.c: Ditto.
2167 * config/xtensa/xtensa.c: Ditto.
2169 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2172 * tsan.c: Include target.h.
2173 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2174 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2175 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2176 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2177 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2179 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2180 Martin Liska <mliska@suse.cz>
2183 * predict.c (force_edge_cold): Add braces to a condition.
2185 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2187 PR rtl-optimization/77289
2188 * lra-constraints.c (get_final_hard_regno): Removed.
2189 (get_hard_regno): Add new parameter final_p.
2190 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2191 (operands_match_p): Adjust call to get_hard_regno.
2192 (uses_hard_regs_p): Likewise.
2193 (process_alt_operands): Likewise.
2195 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2198 * config/msp430/msp430.c (msp430_start_function): Emit an error
2199 if a function is both weak and specifies an interrupt number.
2201 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2203 PR tree-optimization/77454
2204 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2205 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2208 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2210 * config/aarch64/aarch64-builtins.c
2211 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2213 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2215 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2216 SFmode and SCmode arguments by reference.
2218 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2220 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2222 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2223 for renaming of add_fixit_insert to add_fixit_insert_before.
2224 (selftest::test_one_liner_fixit_insert_after): New function.
2225 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2226 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2227 (selftest::test_one_liner_many_fixits): Likewise.
2228 (selftest::test_diagnostic_show_locus_one_liner): Update for
2229 renaming, call new test function.
2230 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2231 renaming of add_fixit_insert to add_fixit_insert_before.
2232 (selftest::test_fixit_consolidation): Likewise.
2233 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2235 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2236 (selftest::test_applying_fixits_insert_before): ...this.
2237 (selftest::test_applying_fixits_insert): Update for renaming of
2238 add_fixit_insert to add_fixit_insert_before.
2239 (selftest::test_applying_fixits_insert_after): New function.
2240 (selftest::test_applying_fixits_insert_after_at_line_end): New
2242 (selftest::test_applying_fixits_insert_after_failure): New function.
2243 (selftest::test_applying_fixits_multiple): Update for renaming of
2244 add_fixit_insert to add_fixit_insert_before.
2245 (selftest::change_line): Likewise.
2246 (selftest::test_applying_fixits_unreadable_file): Likewise.
2247 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2248 (selftest::test_applying_fixits_column_validation): Likewise.
2249 (selftest::test_applying_fixits_column_validation): Likewise.
2250 (selftest::edit_context_c_tests): Update for renamed test function;
2251 call new test functions.
2253 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2255 PR tree-optimization/77536
2256 PR rtl-optimization/68212
2257 * config/rs6000/rs6000.md (div->recip splitter): Remove
2258 optimize_insn_for_speed_p condition.
2260 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2262 * optabs.c (prepare_cmp_insn): Update documentation comment.
2264 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2265 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2268 * opts.h (candidates_list_and_hint): Declare.
2269 * opts-common.c (candidates_list_and_hint): New function.
2270 (cmdline_handle_error): Use it.
2272 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2274 * edit-context.c (edited_line::get_len): New accessor.
2275 (edited_file::print_diff): Split out hunk-printing into...
2276 (edited_file::print_diff_hunk): New method.
2277 (edited_file::print_diff_line): New method.
2279 2016-09-12 Andrew Pinski <apinski@cavium.com>
2281 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2283 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2284 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2285 (aarch64_operands_ok_for_ldpstp): Return false if
2286 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2287 was SImode and the alignment is less than 8 byte.
2288 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2290 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2293 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2295 2016-09-12 Marek Polacek <polacek@redhat.com>
2297 * doc/extend.texi: Use lowercase "boolean".
2298 * doc/invoke.texi: Likewise.
2299 * doc/md.texi: Likewise.
2300 * target.def: Likewise.
2301 * doc/tm.texi: Regenerated.
2303 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2306 * expmed.c (synth_mult): Delete duplicate mode check.
2308 2016-09-10 Tom de Vries <tom@codesourcery.com>
2311 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2313 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2314 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2316 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2318 PR rtl-optimization/77289
2319 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2320 register numbers. Remove support for subregs.
2321 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2322 (get_reg_class): Delete removed get_final_hard_regno() argument.
2323 (uses_hard_regs_p): Call get_final_hard_regno().
2325 2016-09-09 Martin Sebor <msebor@redhat.com>
2329 * pretty-print.c (pp_quoted_string): New function.
2330 (pp_format): Call it for %c and %s directives.
2332 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2334 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2335 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2336 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2337 * target.def (frame_pointer_required, can_eliminate): Likewise.
2338 * doc/tm.texi: Regenerated.
2339 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2341 * df-scan.c (df_hard_reg_init): Likewise.
2342 * ira.c (ira_setup_eliminable_regset): Likewise.
2343 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2344 init_elim_table): Likewise.
2345 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2346 set_initial_elim_offsets, update_eliminables,
2347 init_elim_table): Likewise.
2348 * rtlanal.c (get_initial_register_offset): Likewise.
2349 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2350 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2351 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2352 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2353 * config/fr30/fr30.h: Fix comment.
2354 * config/frv/frv.c: Likewise.
2355 * config/frv/frv.h: Likewise.
2356 * config/ft32/ft32.h: Likewise.
2357 * config/visium/visium.h: Likewise.
2358 * config/pa/pa64-linux.h: Likewise.
2359 * config/v850/v850.h: Likewise.
2360 * config/cris/cris.c: Likewise.
2361 * config/ia64/ia64.h: Likewise.
2362 * config/moxie/moxie.h: Likewise.
2363 * config/m32r/m32r.h: Likewise.
2365 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2368 * config.in: Regenerate.
2369 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2371 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2372 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2373 static-libmpxwrappers case.
2374 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2375 MPX_LD_AS_NEEDED_GUARD_POP.
2376 * configure: Regenerate.
2377 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2378 defined if linker support "--push-state"/"--pop-state".
2380 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2382 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2384 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2386 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2387 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2388 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2389 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2390 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2391 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2392 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2394 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2395 width macros from TS 18661-1.
2396 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2398 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2401 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2402 OMP_CLAUSE_SAFELEN_EXPR.
2404 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2406 * Makefile.in (OBJS): Add substring-locations.o.
2407 * langhooks-def.h (class substring_loc): New forward decl.
2408 (lhd_get_substring_location): New decl.
2409 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2410 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2411 * langhooks.c (lhd_get_substring_location): New function.
2412 * langhooks.h (class substring_loc): New forward decl.
2413 (struct lang_hooks): Add field get_substring_location.
2414 * substring-locations.c: New file, taking definition of
2415 format_warning_va and format_warning_at_substring from
2416 c-family/c-format.c, making them non-static.
2417 * substring-locations.h (class substring_loc): Move class here
2418 from c-family/c-common.h. Add and rewrite comments.
2419 (format_warning_va): New decl.
2420 (format_warning_at_substring): New decl.
2421 (get_source_location_for_substring): Add comment.
2423 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2425 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2426 to avoid -Wnarrowing warning.
2427 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2428 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2430 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2432 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2433 Avoid use of base_offset if offset already in range.
2435 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2437 * config/sh/sh-protos.h (struct sh_atomic_model,
2438 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2439 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2440 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2441 * config/sh/sh.h (struct sh_atomic_model,
2442 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2443 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2444 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2445 Guard with __cplusplus.
2447 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2450 * config/i386/i386.c (ix86_expand_builtin): For builtin with
2451 unsupported or unknown ISA, use expand_call.
2453 2016-09-06 Martin Liska <mliska@suse.cz>
2455 PR gcov-profile/77378
2456 PR gcov-profile/77466
2457 * tree-profile.c (tree_profiling): Detect whether target can use
2458 -fprofile-update=atomic.
2460 2016-09-06 Richard Biener <rguenther@suse.de>
2462 PR tree-optimization/77479
2463 * tree-vrp.c (update_value_range): Extend overflow handling to
2466 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2469 * config/i386/i386.md (isa): Add x64_avx512bw.
2470 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
2471 (kmov_isa): New mode attr.
2472 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
2473 (*zero_extend<mode>si2): Likewise.
2474 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
2476 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
2478 * doc/invoke.texi (SPU Options): nops -> NOPs.
2479 (x86 Options): Ditto.
2481 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2484 * toplev.c (process_options): Temporarily set input_location
2485 to UNKNOWN_LOCATION around targetm.target_option.override () call.
2487 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
2489 PR rtl-optimization/77452
2490 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
2491 inner-mode reference to a CONST_VECTOR constant in the constant pool.
2493 2016-09-05 Marek Polacek <polacek@redhat.com>
2496 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2498 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2501 * gensupport.c (alter_output_for_subst_insn): Remove redundant
2502 *insn_out == '*' test. Don't copy unnecessary to yet another
2503 memory buffer, and don't leak it.
2505 PR rtl-optimization/77425
2506 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2508 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
2510 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2512 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2514 * common.opt (fdiagnostics-generate-patch): New option.
2515 * diagnostic.c: Include "edit-context.h".
2516 (diagnostic_initialize): Initialize context->edit_context_ptr.
2517 (diagnostic_finish): Delete context->edit_context_ptr.
2518 (diagnostic_report_diagnostic): Add fix-it hints from the
2519 diagnostic to context->edit_context_ptr, if any.
2520 * diagnostic.h (class edit_context): Add forward decl.
2521 (struct diagnostic_context): Add field "edit_context_ptr".
2522 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2523 -fdiagnostics-generate-patch.
2524 (-fdiagnostics-generate-patch): New item.
2525 * toplev.c: Include "edit-context.h".
2526 (process_options): Set global_dc->edit_context_ptr to a new
2527 edit_context if the options need one.
2528 (toplev::main): Handle -fdiagnostics-generate-patch by using
2529 global_dc->edit_context_ptr.
2531 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2534 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
2535 map and firstprivate clauses on target construct for _Atomic
2537 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
2538 on target construct for _Atomic qualified decls.
2539 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
2541 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
2542 _Atomic qualified arguments not mentioned in uniform clause.
2544 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2546 * Makefile.in (OBJS-libcommon): Add edit-context.o.
2547 * diagnostic-color.c (color_dict): Add "diff-filename",
2548 "diff-hunk", "diff-delete", and "diff-insert".
2549 (parse_gcc_colors): Update default value of GCC_COLORS in comment
2550 to reflect above changes.
2551 * doc/invoke.texi (-fdiagnostics-color): Update description of
2552 default GCC_COLORS, and of the supported capabilities.
2553 * edit-context.c: New file.
2554 * edit-context.h: New file.
2555 * input.c (struct fcache): Add field "missing_trailing_newline".
2556 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
2558 (add_file_to_cache_tab): Likewise.
2559 (fcache::fcache): Likewise.
2560 (get_next_line): Update c->missing_trailing_newline.
2561 (location_missing_trailing_newline): New function.
2562 * input.h (location_missing_trailing_newline): New decl.
2563 * selftest-run-tests.c (selftest::run_tests): Call
2564 edit_context_c_tests.
2565 * selftest.h (edit_context_c_tests): New decl.
2567 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2568 Richard Biener <rguenth@suse.de>
2570 PR tree-optimization/77444
2571 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
2572 as steptype, remove redundant initialization.
2574 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2577 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
2578 (sanopt_optimize_walker): Optimize away
2579 __asan_before_dynamic_init (...) followed by
2580 __asan_after_dynamic_init () without intervening memory loads/stores.
2581 * ipa-pure-const.c (special_builtin_state): Handle
2582 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
2583 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2585 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2587 * cfg.c (free_original_copy_tables): Replace second assignment of
2588 bb_copy = NULL by bb_original = NULL.
2590 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2593 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
2594 assignment added in r216794.
2596 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2598 * Makefile.in (OBJS): Add typed-splay-tree.o.
2599 * selftest-run-tests.c (selftest::run_tests): Call
2600 typed_splay_tree_c_tests.
2601 * selftest.h (typed_splay_tree_c_tests): New decl.
2602 * typed-splay-tree.c: New file.
2603 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
2604 (typed_splay_tree::max): New method.
2605 (typed_splay_tree::min): New method.
2606 (typed_splay_tree::foreach): New method.
2607 (typed_splay_tree::closure): New struct.
2608 (typed_splay_tree::inner_foreach_fn): New function.
2610 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2612 * ipa-cp.c (ipcp_store_bits_results): Change option name from
2613 -fipa-cp-bit to -fipa-bit-cp.
2615 2016-09-01 Martin Sebor <msebor@redhat.com>
2617 PR tree-optimization/71831
2618 * tree-object-size.h: Return bool instead of the size and add
2619 argument for the size.
2620 * tree-object-size.c (compute_object_offset): Update signature.
2621 (addr_object_size): Same.
2622 (compute_builtin_object_size): Return bool instead of the size
2623 and add argument for the size. Handle POINTER_PLUS_EXPR when
2624 optimization is disabled.
2625 (expr_object_size): Adjust.
2626 (plus_stmt_object_size): Adjust.
2627 (pass_object_sizes::execute): Adjust.
2628 * builtins.c (fold_builtin_object_size): Adjust.
2629 * doc/extend.texi (Object Size Checking): Update.
2630 * ubsan.c (instrument_object_size): Adjust.
2632 2016-09-01 Martin Sebor <msebor@redhat.com>
2634 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
2635 it fits the output of the formatted function regardless of its
2637 * gcc/genmodes.c (parser::parse_expr): Same.
2638 * gimplify.c (gimplify_asm_expr): Same.
2639 * passes.c (pass_manager::register_one_dump_file): Same.
2640 * print-tree.c (print_node): Same.
2642 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2644 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
2646 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2648 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
2650 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2652 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
2653 * config/rs6000/vector.md: Ditto.
2654 * config/rs6000/vsx.md: Ditto.
2656 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2658 * ipa-inline-analysis.c (param_change_prob): Get to the base object
2661 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2663 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
2664 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
2665 *return_and_restore_gpregs_<mode>_r11,
2666 *return_and_restore_gpregs_<mode>_r12,
2667 *return_and_restore_gpregs_<mode>_r1,
2668 *return_and_restore_fpregs_<mode>_r11,
2669 *return_and_restore_fpregs_<mode>_r12,
2670 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
2671 directly instead of via the "l" constraint. Renumber operands.
2674 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2676 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
2677 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
2678 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
2679 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
2680 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
2681 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
2682 *call_value_nonlocal_darwin64, reload_macho_picbase,
2683 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
2684 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
2685 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
2686 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
2687 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
2688 *save_fpregs_<mode>_r1): Ditto.
2689 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
2690 *return_and_restore_gpregs_spe): Ditto.
2692 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2694 * config/rs6000/rs6000.md
2695 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
2696 the use of the link register.
2697 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
2699 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2700 Michael Meissner <meissner@linux.vnet.ibm.com>
2703 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
2704 reg+reg addressing for TImode.
2705 (rs6000_legitimate_address_p): Only allow register indirect
2706 addressing for TImode, even without TARGET_QUAD_MEMORY.
2708 2016-09-01 Richard Biener <rguenther@suse.de>
2711 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
2712 check whether the result fits the desired result type.
2714 2016-09-01 Nathan Sidwell <nathan@acm.org>
2716 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
2718 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
2720 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
2722 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
2724 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2726 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
2727 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
2728 for comparisons of integer ZERO_EXTEND against zero.
2730 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2732 * config/i386/i386.c (ix86_option_override_internal): Also disable the
2733 STV pass if -mstackrealign is enabled.
2735 2016-08-31 Ilya Verbin <iverbin@gmail.com>
2737 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
2740 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2742 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
2743 (layout_range::intersects_line_p): New method.
2744 (test_range_contains_point_for_single_point): Rename to...
2745 (test_layout_range_for_single_point): ...this, and add testing
2746 for layout_range::intersects_line_p.
2747 (test_range_contains_point_for_single_line): Rename to...
2748 (test_layout_range_for_single_line): ...this, and add testing
2749 for layout_range::intersects_line_p.
2750 (test_range_contains_point_for_multiple_lines): Rename to...
2751 (test_layout_range_for_multiple_lines): ...this, and add testing
2752 for layout_range::intersects_line_p.
2753 (layout::layout): Populate m_fixit_hints.
2754 (layout::get_expanded_location): Handle the case of a line-span
2756 (layout::validate_fixit_hint_p): New method.
2757 (get_line_span_for_fixit_hint): New function.
2758 (layout::calculate_line_spans): Add spans for fixit-hints.
2759 (layout::should_print_annotation_line_p): New method.
2760 (layout::print_any_fixits): Drop param "richloc", instead using
2761 validated fixits in m_fixit_hints. Add "const" to hint pointers.
2762 (diagnostic_show_locus): Avoid printing blank annotation lines.
2763 (selftest::test_diagnostic_context::test_diagnostic_context):
2764 Initialize show_column and start_span.
2765 (selftest::test_diagnostic_context::start_span_cb): New static
2767 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
2768 (selftest::diagnostic_show_locus_c_tests): Update for function
2769 renamings. Call test_diagnostic_show_locus_fixit_lines.
2771 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2773 PR tree-optimization/73714
2774 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
2776 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2778 * selftest.c: Move "namespace selftest {" to top of file,
2779 removing explicit "selftest::" qualifiers throughout.
2781 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2783 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
2785 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
2786 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
2787 Replace builtin with vector extension.
2788 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
2790 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
2791 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
2792 Replace builtin with vector extension.
2793 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
2794 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
2795 Replace builtin with vector extension.
2796 * config/i386/xmmintrin.h (__m128_u): New type.
2797 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
2798 (_mm_load_ps, _mm_store_ps): Simplify.
2800 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
2802 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
2804 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2806 * diagnostic-show-locus.c (colorizer::begin_state): Support more
2807 than 3 ranges per diagnostic by alternating between color 1 and
2809 (layout::layout): Replace use of rich_location::MAX_RANGES
2810 with richloc->get_num_locations ().
2811 (layout::calculate_line_spans): Replace use of
2812 rich_location::MAX_RANGES with m_layout_ranges.length ().
2813 (layout::print_annotation_line): Handle arbitrary numbers of
2814 ranges in caret-printing by defaulting to '^'.
2815 (selftest::test_one_liner_many_fixits): New function.
2816 (test_diagnostic_show_locus_one_liner): Call it.
2817 * diagnostic.c (diagnostic_initialize): Update for renaming
2818 of rich_location::MAX_RANGES to
2819 rich_location::STATICALLY_ALLOCATED_RANGES.
2820 * diagnostic.h (struct diagnostic_context): Likewise.
2822 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2824 * selftest.c (selftest::named_temp_file::named_temp_file): New
2826 (selftest::temp_source_file::~temp_source_file): Move to...
2827 (selftest::named_temp_file::~named_temp_file): ...here.
2828 (selftest::test_named_temp_file): New function.
2829 (selftest::selftest_c_tests): Call test_named_temp_file.
2830 * selftest.h (class named_temp_file): New class.
2831 (class temp_source_file): Convert to a subclass of named_temp_file.
2833 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
2835 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
2836 USEs of LR_REGNO in returns and sibcalls.
2837 (rs6000_output_mi_thunk): Similar.
2838 (rs6000_sibcall_aix): Similar.
2839 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
2840 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
2841 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
2842 Remove the USE of LR_REGNO from the patterns as well. Delete an
2844 (return_internal_<mode>): Delete.
2846 2016-08-30 Tamar Christina <tamar.christina@arm.com>
2848 * gcc/config/aarch64/aarch64-simd.md
2849 (aarch64_ld2<mode>_dreg_le): New.
2850 (aarch64_ld2<mode>_dreg_be): New.
2851 (aarch64_ld2<mode>_dreg): Removed.
2852 (aarch64_ld3<mode>_dreg_le): New.
2853 (aarch64_ld3<mode>_dreg_be): New.
2854 (aarch64_ld3<mode>_dreg): Removed.
2855 (aarch64_ld4<mode>_dreg_le): New.
2856 (aarch64_ld4<mode>_dreg_be): New.
2857 (aarch64_ld4<mode>_dreg): Removed.
2858 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
2860 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2862 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
2863 redundant location param.
2864 (test_one_liner_fixit_remove): Likewise.
2865 (test_one_liner_fixit_replace): Likewise.
2866 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
2867 * gcc-rich-location.c
2868 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
2869 get_range_from_loc. Drop overload taking a const char *.
2870 * gcc-rich-location.h
2871 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
2874 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2876 * config/linux.c (linux_libc_has_function): Return true on musl.
2878 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2880 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
2882 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
2884 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
2885 used for abnormal egdes.
2887 2016-08-30 Jakub Jelinek <jakub@redhat.com>
2889 PR tree-optimization/72866
2890 * tree-vect-patterns.c (search_type_for_mask): Turn into
2891 a small wrapper, move all code to ...
2892 (search_type_for_mask_1): ... this new function. Add caching
2893 and adjust recursive calls.
2896 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
2897 instead of lookup_type_die (type_main_variant (type)) even for array
2901 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
2902 constant pool reference return x instead of c.
2904 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
2906 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
2909 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2912 (selftest::test_make_location_nonpure_range_endpoints): Fix
2915 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2917 * diagnostic-show-locus.c
2918 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
2920 (selftest::test_diagnostic_show_locus_one_liner): Call it.
2921 * input.c (get_pure_location): Move to libcpp/line-map.c.
2922 * input.h (get_pure_location): Convert decl to an inline function
2923 calling implementation in libcpp.
2925 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
2928 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
2929 template for intel asm dialect.
2930 (vec_set_hi_<mode><mask_name>): Ditto.
2932 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2934 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
2935 (selftest::fail_formatted): Likewise.
2937 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2939 * input.c (make_location): Call get_start and get_finish
2940 on the endpoints to avoid storing packed ranges or ad-hoc
2942 (selftest::test_make_location_nonpure_range_endpoints): New function.
2943 (selftest::input_c_tests): Call it.
2944 * input.h (get_start): New inline function.
2946 2016-08-29 Tom de Vries <tom@codesourcery.com>
2949 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
2952 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
2954 * Makefile.in (gcov-iov.h): Add dummy recipe.
2956 2016-08-29 Nathan Sidwell <nathan@acm.org>
2958 * config/nvptx/nvptx.c: #include tree-vrp.h.
2960 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
2963 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
2964 HIGH+LO construct during reload.
2966 2016-08-28 Tom de Vries <tom@codesourcery.com>
2969 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
2970 'sysv_abi va_list' attribute.
2971 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
2972 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
2975 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2977 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
2978 * emit-rtl.c (unshare_all_rtl_1): Adjust.
2979 (unshare_all_rtl_again): Likewise.
2980 * function.c (assign_stack_local_1): Likewise.
2981 (assign_stack_temp_for_type): Likewise.
2983 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2985 * cfgbuild.c (make_edges): Adjust.
2986 * cfgrtl.c (can_delete_label_p): Likewise.
2987 * dwarf2cfi.c (create_trace_edges): Likewise.
2988 * except.c (sjlj_emit_dispatch_table): Likewise.
2989 * function.h (struct expr_status): make x_forced_labels a vector.
2990 * jump.c (rebuild_jump_labels_1): Adjust.
2991 * reload1.c (set_initial_label_offsets): Likewise.
2992 * stmt.c (force_label_rtx): Likewise.
2993 (expand_label): Likewise.
2995 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2997 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
2999 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3001 PR tree-optimization/71077
3002 PR tree-optimization/68542
3003 * fold-const.c (fold_relational_const): Fix folding of
3004 VECTOR_CST comparisons that have a scalar boolean result type.
3005 (selftest::test_vector_folding): New static function.
3006 (selftest::fold_const_c_tests): Call it.
3008 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3010 * doc/extend.texi (SPU Built-in Functions): Remove stale
3011 references to material formerly at IBM and Sony.
3013 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3016 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3018 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3020 * diagnostic-show-locus.c
3021 (selftest::test_fixit_consolidation): New function.
3022 (selftest::diagnostic_show_locus_c_tests): Call it.
3023 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3024 constructor based on source_range.
3026 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3028 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3030 (parse_gcc_colors): Update description of default GCC_COLORS.
3031 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3032 (colorizer::set_fixit_insert): New method.
3033 (colorizer::set_fixit_delete): New method.
3034 (colorizer::get_color_by_name): New method.
3035 (colorizer::STATE_FIXIT_INSERT): New constant.
3036 (colorizer::STATE_FIXIT_DELETE): New constant.
3037 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3038 fields in favor of new field "m_stop_color". Add fields
3039 "m_fixit_insert" and "m_fixit_delete".
3040 (colorizer::colorizer): Update for above changes. Replace
3041 colorize_start calls with calls to get_color_by_name.
3042 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3043 STATE_FIXIT_DELETE. Update for field renamings.
3044 (colorizer::finish_state): Simplify by using m_stop_color,
3045 rather than multiple identical "*_ce" fields.
3046 (colorizer::get_color_by_name): New method.
3047 (layout::print_any_fixits): Print insertions and replacements
3048 using the "fixit-insert" color, and deletions using the
3049 "fixit-delete" color.
3050 * doc/invoke.texi (-fdiagnostics-color): Update description of
3051 default GCC_COLORS, and of the supported capabilities.
3053 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3055 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3056 current_function_static_stack_size variable with the static
3057 stack frame size of the current function when
3058 flag_stack_usage_info is enabled.
3060 2016-08-26 Nathan Sidwell <nathan@acm.org>
3062 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3063 assignment inside if condition.
3065 2016-08-26 Richard Biener <rguenther@suse.de>
3067 PR tree-optimization/69047
3068 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3069 extracts similar to what FRE does.
3070 (non_rewritable_mem_ref_base): Likewise.
3072 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3074 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3075 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3076 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3077 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3078 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3080 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3081 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3082 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3083 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3084 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3086 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3089 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3090 reservation duration to 15 cycles.
3091 (cortex_a8_vfp_macs): Likewise.
3092 (cortex_a8_vfp_macd): Likewise.
3093 (cortex_a8_vfp_divs): Likewise.
3094 (cortex_a8_vfp_divd): Likewise.
3096 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3098 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3099 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3101 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3102 Martin Jambhor <mjambor@suse.cz>
3104 * common.opt: New option -fipa-bit-cp.
3105 * doc/invoke.texi: Document -fipa-bit-cp.
3106 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3107 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3108 * tree-ssa-ccp.h: New header file.
3109 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3110 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3111 Replace all occurences of tree parameter by two new params: signop, int.
3112 (bit_value_unop_1): Change to bit_value_unop and export it.
3113 Replace all occurences of tree parameter by two new params: signop,
3115 (bit_value_binop): Change call from bit_value_binop_1 to
3117 (bit_value_assume_aligned): Likewise.
3118 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3119 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3121 (ccp_finalize): Skip processing if val->mask == 0.
3122 * ipa-cp.c: Include tree-ssa-ccp.h
3123 (ipcp_bits_lattice): New class.
3124 (ipcp_param_lattice (bits_lattice): New member.
3125 (print_all_lattices): Call ipcp_bits_lattice::print.
3126 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3127 (initialize_node_lattices): Likewise.
3128 (propagate_bits_accross_jump_function): New function.
3129 (propagate_constants_accross_call): Call
3130 propagate_bits_accross_jump_function.
3131 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3132 (ipcp_store_bits_results): New function.
3133 (ipcp_driver): Call ipcp_store_bits_results.
3134 * ipa-prop.h (ipa_bits): New struct.
3135 (ipa_jump_func): Add new member bits of type ipa_bits.
3136 (ipa_param_descriptor): Change decl to decl_or_type.
3137 (ipa_get_param): Change decl to decl_or_type and assert on
3139 (ipa_get_type): New function.
3140 (ipcp_transformation_summary): New member bits.
3141 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3142 (ipa_populate_param_decls): Likewise.
3143 (ipa_dump_param): Likewise.
3144 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3146 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3147 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3149 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3150 (ipa_write_jump_function): Add streaming for ipa_bits.
3151 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3152 (write_ipcp_transformation_info): Add streaming for ipa_bits
3154 (read_ipcp_transfomration_info): Add support for reading streamed
3156 (ipcp_update_bits): New function.
3157 (ipcp_transform_function): Call ipcp_update_bits.
3159 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3161 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3162 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3164 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3166 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3168 2016-08-25 Richard Biener <rguenther@suse.de>
3170 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3171 Only add locations in late dwarf.
3172 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3173 (dwarf2out_early_finish): But do it here.
3175 2016-08-24 Michael Collison <michael.collison@linaro.org>
3176 Michael Collison <michael.collison@arm.com>
3178 * config/arm/arm-modes.def: Add new condition code mode CC_V
3179 to represent the overflow bit.
3180 * config/arm/arm.c (maybe_get_arm_condition_code):
3181 Add support for CC_Vmode.
3182 (arm_gen_unlikely_cbranch): New function to generate common
3183 rtl conditional branches for overflow patterns.
3184 * config/arm/arm-protos.h: Add prototype for
3185 arm_gen_unlikely_cbranch.
3186 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3187 addsi3_compareV_upper): New patterns to support signed
3188 builtin overflow add operations.
3189 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3190 New patterns to support unsigned builtin add overflow operations.
3191 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3192 builtin overflow subtract operations,
3193 (usubv<mode>4): New patterns to support unsigned builtin subtract
3194 overflow operations.
3195 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3196 to support builtin overflow negate operations.
3198 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3201 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3203 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3204 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3207 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3209 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3210 MULTILIB_OPTIONS should be used. Small wording fixes.
3211 * genmultilib: Memorize set of all option combinations in
3212 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3213 found in MULTILIB_OPTIONS by checking if option set is listed in
3214 combination_space. Output new and existing error message to stderr.
3216 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3218 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3219 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3220 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3221 (MULTILIB_REUSE): Remove reuse rules for option set including
3222 -mfpu=fp-armv8 and -mfpu=vfpv4
3224 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3226 * config/arm/t-rtems: Add vfp multilib.
3228 2016-08-23 Ian Lance Taylor <iant@golang.org>
3230 * config/s390/s390.c (s390_asm_file_start): Call
3233 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3235 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3236 initialization of all 0's to the 0 constant, instead of directly
3237 generating XOR. Add support for V4SImode vector initialization on
3238 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3239 initialization. Change variables used in V4SFmode vector
3240 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3241 any memory addresses are in index form. Add support for using
3242 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3243 with all of the same element.
3244 (regno_or_subregno): New helper function to return a register
3245 number for either REG or SUBREG.
3246 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3247 Use regno_or_subregno where possible.
3248 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3249 DImode value from two SImode values in order to generate V4SImode
3250 vector initialization on 64-bit systems with direct move.
3251 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3253 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3255 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3257 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3258 attributes to initialize V8HImode and V16QImode vectors with the
3260 (VSX_SPLAT_COUNT): Likewise.
3261 (VSX_SPLAT_SUFFIX): Likewise.
3262 (UNSPEC_VSX_VEC_INIT): New unspec.
3263 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3264 Allow SFmode values to come from Altivec registers.
3265 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3266 on 64-bit systems with direct move.
3267 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3268 vector initializations, to allow V4SImode vector initializations
3269 on 64-bit systems with direct move.
3270 (vsx_splat_v4si): Likewise.
3271 (vsx_splat_v4si_di): Likewise.
3272 (vsx_splat_v4sf): Likewise.
3273 (vsx_splat_v4sf_internal): Likewise.
3274 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3276 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3277 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3278 initializing V8HImode and V16QImode vectors with the same
3280 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3281 optimization if -maltivec=be.
3283 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3285 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3286 attribute for alternatives 3 and 4.
3288 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3290 * selftest.c (selftest::assert_str_contains): New function.
3291 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3292 * selftest.h (selftest::assert_str_contains): New decl.
3293 (ASSERT_STR_CONTAINS): New macro.
3295 2016-08-23 Richard Biener <rguenther@suse.de>
3297 PR tree-optimization/77286
3298 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3300 (vect_transform_loop): Split exit edges of loop and scalar
3301 loop if required and at the appropriate time.
3303 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3305 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3306 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3308 Correct a typo in a comment.
3310 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3312 * config/s390/s390.md ("*andc_split"): New splitter for and with
3315 2016-08-23 Richard Biener <rguenther@suse.de>
3317 PR tree-optimization/27336
3318 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3319 by looking for a non-EH edge.
3320 (process_assert_insertions_for): Likewise.
3322 2016-08-23 Richard Biener <rguenther@suse.de>
3325 * statistics.c (statistics_counter_event): Robustify against
3328 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3330 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3331 for targets amdfam10 and barcelona.
3333 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3336 (zero_extend<mode>di2): Ditto.
3337 (*zero_extend<mode>si2): Ditto.
3338 (*zero_extendqihi2): Ditto.
3340 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3343 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3344 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3346 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3348 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3349 identical consecutive elements.
3350 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3351 the node's def stmt, avoid printing an unwanted trailing newline by
3352 replacing the call to print_gimple_stmt() with its inlined body and
3353 adjusting it to not set pp_needs_newline and to call pp_flush()
3354 instead of pp_newline_and_flush().
3356 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3358 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3359 (float32_type_node, float64_type_node, float32x_type_node)
3360 (float128x_type_node): New macros.
3361 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3362 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3363 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3364 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3365 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3366 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3367 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3368 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3369 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3370 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3371 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3372 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3373 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3374 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3375 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3376 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3377 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3378 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3379 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3381 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3382 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3383 * doc/extend.texi (Other Builtins): Document these built-in
3385 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3388 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3390 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3392 2016-08-22 Richard Biener <rguenther@suse.de>
3394 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3396 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3399 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3400 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3401 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3403 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3405 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3406 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3407 (vrp_visit_switch_stmt): Likewise.
3408 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3409 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3410 (vrp_visit_stmt): Use extract_range_from_stmt.
3411 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3413 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3415 * Makefile.in: Add tree-vrp.h to GTFILES.
3416 * gengtype.c (open_base_files): Add tree-vrp.h.
3417 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3418 * builtins.c: Likewise.
3419 * fold-const.c: Likewise.
3420 * gimple-builder.c: Likewise.
3421 * gimple-laddress.c: Likewise.
3422 * hsa-gen.c: Likewise.
3423 * internal-fn.c: Likewise.
3425 * targhooks.c: Liewise,
3426 * tree-ssa-address.c: Likewise.
3427 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3428 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3429 * tree-vrp.h: New file.
3431 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3433 PR tree-optimization/61839
3434 * tree-vrp.c (two_valued_val_range_p): New.
3435 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3436 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3437 Also Convert VAR BINOP CST where VAR is two-valued to
3438 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3440 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3442 * diagnostic-show-locus.c
3443 (layout::annotation_line_showed_range_p): New method.
3444 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3445 Reimplement case fixit_hint::REPLACE to cover removals, and
3446 replacements where the range of the replacement isn't one
3447 of the ranges in the rich_location.
3448 (test_one_liner_fixit_replace): Likewise.
3449 (selftest::test_one_liner_fixit_replace_non_equal_range): New
3451 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
3453 (selftest::test_diagnostic_show_locus_one_liner): Call the new
3455 * diagnostic.c (print_parseable_fixits): Remove case
3458 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
3461 * config/i386/i386.c (ix86_option_override_internal): Remove
3462 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
3463 Enable SSE prefetch also for TARGET_PREFETCHWT1.
3464 Do not try to enable TARGET_PRFCHW ISA flag here.
3465 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
3466 Rewrite expander function body.
3467 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
3469 2016-08-19 Joseph Myers <joseph@codesourcery.com>
3472 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
3473 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
3474 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
3475 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
3476 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
3477 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
3478 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
3479 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
3480 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
3482 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
3484 (struct floatn_type_info): New structure type.
3485 (floatn_nx_types): New variable declaration.
3486 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
3487 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
3488 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
3489 * tree.c (floatn_nx_types): New variable.
3490 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
3491 corresponding complex types.
3492 * target.def (floatn_mode): New hook.
3493 * targhooks.c: Include "real.h".
3494 (default_floatn_mode): New function.
3495 * targhooks.h (default_floatn_mode): New prototype.
3496 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
3498 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
3499 effective-target and dg-add-options keywords.
3500 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
3501 Document new effective-target keywords.
3502 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
3503 * doc/tm.texi: Regenerate.
3504 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
3505 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
3506 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
3508 * real.h (struct real_format): Add field ieee_bits.
3509 * real.c (ieee_single_format, mips_single_format)
3510 (motorola_single_format, spu_single_format, ieee_double_format)
3511 (mips_double_format, motorola_double_format)
3512 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
3513 (ieee_extended_intel_128_format)
3514 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
3515 (mips_extended_format, ieee_quad_format, mips_quad_format)
3516 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
3517 (decimal_double_format, decimal_quad_format, ieee_half_format)
3518 (arm_half_format, real_internal_format: Initialize ieee_bits
3520 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
3521 float128_type_node. Set float80_type_node to float64x_type_node
3522 if appropriate and long_double_type_node not appropriate.
3523 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
3524 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
3525 Initialize ieee_bits field.
3526 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
3527 (rs6000_init_builtins): Set ieee128_float_type_node to
3529 (rs6000_floatn_mode): New function.
3531 2016-08-19 Jakub Jelinek <jakub@redhat.com>
3533 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3534 _rdseed64_step): Uglify argument names and/or local variable names
3535 in inline functions.
3536 * config/i386/rtmintrin.h (_xabort): Likewise.
3537 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
3538 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
3539 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
3540 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
3541 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
3542 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
3543 _mm_maskz_ternarylogic_epi32): Likewise.
3544 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
3545 __lwpins32, __lwpins64): Likewise.
3546 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
3547 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
3548 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
3549 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
3550 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
3551 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
3552 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
3553 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
3554 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
3555 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
3556 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
3557 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
3558 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
3559 _mm256_mask_i64gather_epi32): Likewise.
3560 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3561 * config/i386/ia32intrin.h (__writeeflags): Likewise.
3562 * config/i386/pkuintrin.h (_wrpkru): Likewise.
3563 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
3564 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
3565 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
3566 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
3567 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
3568 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
3569 _mm512_mask_prefetch_i64scatter_ps): Likewise.
3570 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3571 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
3572 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
3573 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
3574 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
3575 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
3576 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
3577 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
3579 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
3581 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
3582 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
3584 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
3585 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
3587 (_rdpkru_u32): Add space after function name.
3589 * config/i386/t-i386 (i386-c.o): Don't depend on
3590 i386-builtin-types.inc.
3591 (i386.o): Depend on i386-builtin-types.inc.
3593 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
3596 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
3597 Use const_vec_duplicate to check for duplicated elements.
3599 2016-08-19 Richard Biener <rguenther@suse.de>
3601 PR tree-optimization/77290
3602 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3603 Fix flag_tree_parallelize_loops check.
3605 2016-08-19 Richard Biener <rguenther@suse.de>
3607 * match.pd (x | 0 -> x): Add.
3609 2016-08-19 Richard Biener <rguenther@suse.de>
3611 PR tree-optimization/77286
3612 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3613 Deal with virtual PHIs being out-of-order.
3615 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3617 * doc/invoke.texi (fverbose-asm): Note that source code lines
3618 are emitted, and provide an example.
3619 * final.c (asm_show_source): New function.
3620 (final_scan_insn): Call asm_show_source.
3622 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3624 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
3625 param with diagnostic_kind.
3626 (class colorizer): Similarly replace field m_diagnostic with
3628 (colorizer::colorizer): Replace diagnostic
3629 param with diagnostic_kind.
3630 (colorizer::begin_state): Update for above field change.
3631 (layout::layout): Replace diagnostic param with rich_location *
3632 and diagnostic_kind.
3633 (diagnostic_show_locus): Replace diagnostic param with richloc
3634 and diagnostic_kind.
3635 (class selftest::test_diagnostic_context): New class.
3636 (selftest::test_diagnostic_show_locus_unknown_location): New
3638 (selftest::test_one_liner_simple_caret): New function.
3639 (selftest::test_one_liner_caret_and_range): New function.
3640 (selftest::test_one_liner_multiple_carets_and_ranges): New
3642 (selftest::test_one_liner_fixit_remove): New function.
3643 (selftest::test_one_liner_fixit_replace): New function.
3644 (selftest::test_diagnostic_show_locus_one_liner): New function.
3645 (selftest::diagnostic_show_locus_c_tests): Call the new test
3647 * diagnostic.c (diagnostic_initialize): Initialize
3648 colorize_source_p, show_ruler_p and parseable_fixits_p.
3649 (default_diagnostic_finalizer): Update for change to
3650 diagnostic_show_locus.
3651 (diagnostic_append_note): Likewise.
3652 * diagnostic.h (diagnostic_show_locus): Replace
3653 const diagnostic_info * param with location * and diagnostic_t.
3655 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3657 * input.c (saved_line_table): New global.
3658 (class selftest::temp_line_table): Rename to line_table_test and
3659 move declaration to selftest.h, and drop field m_old_line_table.
3660 (selftest::temp_line_table::temp_line_table): Rename ctor to...
3661 (selftest::line_table_test::line_table_test): ...this. Add a
3662 default ctor. Store current value of line_table within
3664 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
3665 (selftest::line_table_test::~line_table_test): ...this, and
3666 restore line_table from the saved_line_table, rather than
3668 (selftest::test_accessing_ordinary_linemaps): Update for above
3670 (selftest::test_lexer): Likewise.
3671 (struct selftest::lexer_test): Likewise.
3672 (selftest::lexer_test::lexer_test): Likewise.
3673 (selftest::input_c_tests): Move the looping over test cases from
3675 (selftest::for_each_line_table_case): New function.
3676 * input.h (saved_line_table): New decl.
3677 * selftest.h (struct selftest::line_table_case): New forward decl.
3678 (class selftest::line_table_test): New class, moved here from
3679 selftest::temp_line_table in input.c, and renamed.
3680 (selftest::for_each_line_table_case): New decl.
3682 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
3685 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
3687 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
3690 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
3691 enclosing parallel construct for reduction variables on OpenACC loop
3694 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
3696 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
3697 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
3699 (function_to_dwarf_procedure): Update comment.
3701 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3703 * input.c (diagnostics_file_cache_forcibly_evict_file): New
3705 * input.h (diagnostics_file_cache_forcibly_evict_file): New
3707 * selftest.c (selftest::temp_source_file::~temp_source_file):
3708 Evict m_filename from the diagnostic file cache.
3710 2016-08-18 Richard Biener <rguenther@suse.de>
3712 * tree-pass.h (make_pass_materialize_all_clones): Declare.
3713 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
3714 make_pass_materialize_all_clones): New simple IPA pass encapsulating
3715 clone materialization.
3716 * passes.def (all_late_ipa_passes): Start with
3717 pass_materialize_all_clones.
3718 * cgraphunit.c (symbol_table::compile): Remove call to
3719 materialize_all_clones.
3720 * tree-into-ssa.c: Include statistics.h.
3721 (update_ssa): Count number of times we do incremental/rewrite
3724 2016-08-18 Richard Biener <rguenther@suse.de>
3726 PR tree-optimization/77282
3727 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3728 When doing auto-parallelizing also prevent use of PHIs that
3729 carry dependences across loop backedges.
3731 2016-08-18 Tamar Christina <tamar.christina@arm.com>
3732 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3734 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
3736 2016-08-18 Richard Biener <rguenther@suse.de>
3738 * ssa-iterators.h (ssa_vuse_operand): New inline.
3739 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
3740 (predicate_all_scalar_phis): Use remove_phi_node to remove
3741 phi nodes predicated. Delay removing virtual PHIs.
3742 (predicate_mem_writes): Update virtual operands.
3743 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
3744 (tree_if_conversion): Do not rewrite virtual SSA form.
3745 * tree-phinodes.c (release_phi_node): Make static.
3746 * tree-phinodes.h (release_phi_node): Remove.
3748 2016-08-18 Jakub Jelinek <jakub@redhat.com>
3750 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
3751 codes that appear in bdesc_* arrays, instead include i386-builtin.def
3752 twice to define those.
3753 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
3754 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
3755 bdesc_multi_arg): Define by including i386-builtin.def the third time.
3756 * config/i386/i386-builtin.def: New file.
3758 2016-08-17 David Malcolm <dmalcolm@redhat.com>
3760 * input.c (get_source_range_for_char): Rename to...
3761 (selftest::get_source_range_for_char): ...this, and move within
3762 the #if CHECKING_P guard.
3763 (get_num_source_ranges_for_substring): Rename to...
3764 (selftest::get_num_source_ranges_for_substring): ...this, move
3765 within the #if CHECKING_P guard, and make static.
3766 (selftest::assert_num_substring_ranges): Initialize
3769 2016-08-18 Alan Modra <amodra@gmail.com>
3771 PR rtl-optimization/72771
3772 * reload.c (find_reloads): Don't assume that a subreg mem is OK
3773 when find_reloads_toplev returns address_reloaded==-1.
3774 (alternative_allows_const_pool_ref): Update comment.
3776 2015-08-17 Alan Hayward <alan.hayward@arm.com>
3778 PR tree-optimization/71752
3779 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
3780 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
3782 2016-08-17 Jakub Jelinek <jakub@redhat.com>
3784 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
3785 instead of testing ECF_NORETURN bit in gimple_call_flags.
3786 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
3787 * predict.c (tree_bb_level_predictions): Likewise.
3788 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
3791 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
3792 turning a call into __builtin_unreachable-like noreturn call, adjust
3793 gimple_call_set_fntype.
3794 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
3795 gimple_call_fntype has void return type.
3797 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
3799 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
3800 maybe_lookup_decl, to handle nested acc loop directives.
3802 2016-08-17 Richard Biener <rguenther@suse.de>
3804 PR tree-optimization/76490
3805 * tree-vrp.c (update_value_range): Preserve overflow infinities
3806 when intersecting with ranges from get_range_info.
3807 (operand_less_p): Handle overflow infinities correctly.
3808 (value_range_constant_singleton): Use vrp_operand_equal_p
3809 to handle overflow max/min correctly.
3810 (vrp_valueize): Likewise.
3811 (union_ranges): Likewise.
3812 (intersect_ranges): Likewise.
3813 (vrp_visit_phi_node): Improve iteration limitation to only
3814 apply when we'll possibly re-visit the PHI via a changed argument
3817 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3819 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
3820 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
3821 rather than those that should not be built.
3823 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
3826 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
3828 2016-08-17 Richard Biener <rguenther@suse.de>
3830 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
3831 (verify_vssa): New function verifying virtual SSA form.
3832 (verify_ssa): Call it.
3833 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
3834 Do not apply loop-closed SSA handling to virtuals.
3835 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
3836 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
3837 when rewriting their symbol.
3838 (prepare_def_site_for): Likewise.
3839 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
3840 operands of moved stmts.
3842 2016-08-17 Richard Biener <rguenther@suse.de>
3844 PR tree-optimization/23855
3845 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
3846 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
3847 find guards to hoist. Do not update SSA form but rewrite virtuals
3848 into loop closed SSA.
3849 (find_loop_guard): Adjust to skip already hoisted guards. Do
3850 not mark virtuals for renaming or update SSA form.
3852 2016-08-17 Martin Liska <mliska@suse.cz>
3854 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
3855 a LONG_LONG_TYPE_SIZE comparison.
3856 * gcov-io.h: Remove macro definitions.
3857 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
3858 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
3861 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3863 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
3864 that builtins not mentioned in bdesc_* arrays come first, then
3865 the ones mentioned in bdesc_* arrays in the order they appear in
3866 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
3867 IX86_BUILTIN__BDESC_*_LAST enumerator.
3868 (bdesc_mpx): Fix up a comment typo.
3869 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
3870 __builtin_ia32_vpcomneu[bwdq] builtins.
3871 (BDESC_VERIFY, BDESC_VERIFYS): Define.
3872 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
3873 enum ix86_builtins ordering.
3874 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
3875 for direct bdesc_* array member access instead of searching all the
3876 arrays until an fcode match is found.
3878 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
3881 pattern as define_insn_and_split. Split insn before reload to
3883 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
3884 <shift_insn><mode>3_1.
3885 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
3886 <rotate_insn><mode>3_1.
3888 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3891 * input.c (get_source_range_for_substring): Rename to...
3892 (get_source_location_for_substring): ...this, adding param
3893 "caret_idx", and converting output param from source_range * to
3895 (get_source_range_for_char): New function.
3896 (get_num_source_ranges_for_substring): Update comment to reflect
3898 (assert_char_at_range): Update to use get_source_range_for_char
3899 rather than get_source_range_for_substring.
3900 (test_lexer_string_locations_concatenation_2): Likewise.
3901 * substring-locations.h (get_source_range_for_substring): Rename
3903 (get_source_location_for_substring): ...this, and adding param
3904 "caret_idx", and converting output param from source_range * to
3907 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3909 * input.c (class selftest::temp_source_file): Move to
3911 (selftest::temp_source_file::temp_source_file): Move to
3913 (selftest::temp_source_file::~temp_source_file): Likewise.
3914 * selftest.c (selftest::temp_source_file::temp_source_file): Move
3916 (selftest::temp_source_file::~temp_source_file): Likewise.
3917 * selftest.h (class selftest::temp_source_file): Move here from
3920 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3923 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
3924 inlining, add cgraph edge for the added __builtin_unreachable call.
3927 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
3928 only cast it to SHWI for the final comparison.
3930 2016-08-16 Martin Liska <mliska@suse.cz>
3932 PR gcov-profile/36412
3933 * doc/gcov.texi: Document --hash-filenames(-x).
3934 * gcov.c (print_usage): Add the option.
3935 (process_args): Process the option, sort options alphabetically.
3936 (md5sum_to_hex): New function.
3937 (make_gcov_file_name): Do the md5sum and append it to a
3940 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3942 PR tree-optimization/69848
3943 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
3944 and swtich operands to avoid additional NOT instruction.
3945 (vcond<v_cmp_mixed><mode>): Ditto.
3946 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3948 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
3950 * doc/install.texi (*-*-solaris2*): Adjust latest change.
3952 2016-08-16 Richard Biener <rguenther@suse.de>
3954 PR tree-optimization/76783
3955 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
3956 BB visited flags at start.
3958 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3960 PR tree-optimization/72817
3961 PR tree-optimization/73450
3962 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
3963 multiple_of_p for adjusted IV.base.
3965 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
3968 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
3969 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
3970 for !flag_finite_math_only or flag_signed_zeros.
3971 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
3972 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
3973 depend on flag_finite_math_only.
3974 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
3976 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
3977 (*ieee_smin<mode>3): Ditto.
3978 (*ieee_smax<mode>3): Ditto.
3979 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
3980 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
3982 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
3983 depend on flag_finite_math_only.
3984 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
3985 (*mmx_<code>v2sf3): Remove.
3986 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
3987 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
3988 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
3990 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
3992 PR rtl-optimization/73650
3993 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
3994 it is not a simple move.
3996 2016-08-15 Martin Liska <mliska@suse.cz>
3999 * gcc.c (do_spec_1): Call save_string with the right size.
4000 (save_string): Do an assert about string we copy.
4002 2016-08-15 Richard Biener <rguenther@suse.de>
4004 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4005 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4007 (pass_data_stv): Likewise.
4009 2016-08-15 Richard Biener <rguenther@suse.de>
4011 PR tree-optimization/73434
4012 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4013 TBAA info on the base when forwarding a non-invariant address.
4015 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4017 * dwarf2out.c (struct checksum_attributes): Add
4018 at_string_length_bit_size and at_string_length_byte_size fields.
4019 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4020 and DW_AT_string_length_byte_size.
4021 (die_checksum_ordered): Handle at_string_length_bit_size and
4022 at_string_length_byte_size.
4023 (gen_array_type_die): For dwarf_version >= 5 emit
4024 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4025 (adjust_string_types): For dwarf_version >= 5 remove
4026 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4027 (resolve_addr): Likewise.
4030 * dwarf2out.c (string_types): New variable.
4031 (gen_array_type_die): Change early_dwarf handling of
4032 DW_AT_string_length, create DW_OP_call4 referencing the
4033 length var temporarily. Handle parameters that are pointers
4035 (adjust_string_types): New function.
4036 (gen_subprogram_die): Temporarily set string_types to local var,
4037 call adjust_string_types if needed.
4038 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4040 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4042 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4044 * doc/install.texi (*-*-solaris2*): Fix version number and document
4045 requirement on GNU make for building libjava with the Solaris linker.
4047 2016-08-15 Martin Liska <mliska@suse.cz>
4048 Jakub Jelinek <jakub@redhat.com>
4050 PR tree-optimization/72824
4051 * tree-loop-distribution.c (const_with_all_bytes_same)
4052 <case VECTOR_CST>: Fix a typo.
4054 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4057 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4058 Renamed from _mm512_undefined_si512.
4059 (_mm_undefined_si512): New definition.
4061 2016-08-13 Richard Biener <rguenther@suse.de>
4063 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4064 into PHIs and update the lattice for its def.
4066 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4069 * ubsan.c (instrument_si_overflow): Pass true instead of false
4071 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4072 of bbs. Return TODO_cleanup_cfg if any returned true.
4074 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4076 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4077 ISA 3.0 MTVSRDD instruction.
4078 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4081 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4083 PR tree-optimization/71083
4084 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4085 bitfield access when possible.
4087 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4090 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4091 sign-changing cast from a shorter unsigned type to a wider
4094 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4096 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4097 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4098 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4100 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4102 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4103 Correct costs for vec_construct.
4105 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4107 PR tree-optimization/69848
4108 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4109 type CONST_COND_REDUCTION.
4110 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4111 reudction type CONST_COND_REDUCTION.
4113 2016-08-12 Richard Biener <rguenther@suse.de>
4115 PR tree-optimization/57326
4116 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4117 returning an SSA name.
4118 (phi_translate_1): When fully_constant_expression returns a NAME
4119 make sure we have a leader for it.
4121 2016-08-12 Martin Liska <mliska@suse.cz>
4122 Adam Fineman <afineman@afineman.com>
4124 * gcov.c (process_file): Create .gcov file when .gcda
4127 2016-08-12 Marek Polacek <polacek@redhat.com>
4130 * alias.c (find_base_value): Adjust fall through comment.
4131 * cfgexpand.c (expand_debug_expr): Likewise.
4132 * combine.c (find_split_point): Likewise.
4133 (expand_compound_operation): Likewise. Add FALLTHRU.
4134 (make_compound_operation): Adjust fall through comment.
4135 (canon_reg_for_combine): Add FALLTHRU.
4136 (force_to_mode): Adjust fall through comment.
4137 (simplify_shift_const_1): Likewise.
4138 (simplify_comparison): Likewise.
4139 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4141 * config/aarch64/predicates.md: Likewise.
4142 * config/i386/i386.c (function_arg_advance_32): Likewise.
4143 (ix86_gimplify_va_arg): Likewise.
4144 (print_reg): Likewise.
4145 (ix86_print_operand): Likewise.
4146 (ix86_build_const_vector): Likewise.
4147 (ix86_expand_branch): Likewise.
4148 (ix86_sched_init_global): Adjust fall through comment.
4149 (ix86_expand_args_builtin): Add FALLTHRU.
4150 (ix86_expand_builtin): Likewise.
4151 (ix86_expand_vector_init_one_var): Likewise.
4152 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4153 (rs6000_adjust_cost): Likewise.
4154 (insn_must_be_first_in_group): Likewise.
4155 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4156 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4157 * df-scan.c (df_uses_record): Likewise.
4158 * dojump.c (do_jump): Add FALLTHRU.
4159 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4161 (resolve_args_picking_1): Adjust fall through comment.
4162 (loc_list_from_tree_1): Likewise.
4163 * expmed.c (make_tree): Likewise.
4164 * expr.c (expand_expr_real_2): Add FALLTHRU.
4165 (expand_expr_real_1): Likewise. Adjust fall through comment.
4166 * fold-const.c (const_binop): Adjust fall through comment.
4167 (fold_truth_not_expr): Likewise.
4168 (fold_cond_expr_with_comparison): Add FALLTHRU.
4169 (fold_binary_loc): Likewise.
4170 (contains_label_1): Adjust fall through comment.
4171 (multiple_of_p): Likewise.
4172 * gcov-tool.c (process_args): Add FALLTHRU.
4173 * genattrtab.c (check_attr_test): Likewise.
4174 (write_test_expr): Likewise.
4175 * genconfig.c (walk_insn_part): Likewise.
4176 * genpreds.c (validate_exp): Adjust fall through comment.
4177 (needs_variable): Likewise.
4178 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4179 (subst_dup): Likewise.
4180 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4181 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4182 (gimplify_scan_omp_clauses): Add FALLTHRU.
4183 (goa_stabilize_expr): Likewise.
4184 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4186 * hsa-gen.c (get_address_from_value): Likewise.
4187 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4188 * ira.c (ira_setup_alts): Add FALLTHRU.
4189 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4191 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4192 * opts.c (common_handle_option): Likewise.
4193 * read-rtl.c (read_rtx_code): Likewise.
4194 * real.c (round_for_format): Likewise.
4195 * recog.c (asm_operand_ok): Likewise.
4196 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4197 * reload1.c (set_label_offsets): Likewise.
4198 (eliminate_regs_1): Likewise.
4199 (reload_reg_reaches_end_p): Likewise.
4200 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4201 (rtx_cost): Likewise.
4202 * sched-rgn.c (is_exception_free): Likewise.
4203 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4204 * stor-layout.c (int_mode_for_mode): Likewise.
4205 * toplev.c (print_to_asm_out_file): Likewise.
4206 (print_to_stderr): Likewise.
4207 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4208 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4209 (chrec_fold_multiply): Likewise.
4210 (evolution_function_is_invariant_rec_p): Likewise.
4211 (for_each_scev_op): Likewise.
4212 * tree-data-ref.c (siv_subscript_p): Likewise.
4213 (get_references_in_stmt): Likewise.
4214 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4215 (substitute_in_expr): Likewise.
4216 (type_cache_hasher::equal): Likewise.
4217 (walk_type_fields): Likewise.
4218 * var-tracking.c (adjust_mems): Add FALLTHRU.
4219 (set_dv_changed): Adjust fall through comment.
4220 * varasm.c (default_function_section): Add FALLTHRU.
4222 2016-08-12 Marek Polacek <polacek@redhat.com>
4225 * tree-complex.c (expand_complex_division): Add missing break.
4227 2016-08-12 Richard Biener <rguenther@suse.de>
4229 * passes.c (execute_todo): Do not push/pop TV_TODO.
4230 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4231 (execute_one_pass): Likewise.
4232 * common.opt (ftime-report-details): New switch.
4233 * doc/invoke.texi (ftime-report-details): Document.
4234 * timevar.h (timer::print_row): Adjust signature.
4235 (timer::all_zero): New static helper.
4236 (timer::child_map_t): New typedef.
4237 (timer::time_var_def): Add children field.
4238 * timevar.c (timer::named_items::print): Adjust.
4239 (timer::~timer): Free timevar recorded children.
4240 (timer::pop_internal): When -ftime-report-details record
4241 time spent in sub-timevars.
4242 (timer::print_row): Adjust.
4243 (timer::print): Print sub-timevar stats, use all_zero.
4244 * timevar.def (TV_TODO): Remove.
4246 2016-08-12 Richard Biener <rguenther@suse.de>
4248 PR tree-optimization/72851
4249 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4250 worklists to use bitmaps indexed in execution order.
4251 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4252 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4253 (cfg_blocks): Make a bitmap.
4254 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4256 (cfg_blocks_empty_p): Adjust.
4257 (cfg_blocks_add): Likewise.
4258 (cfg_blocks_get): Likewise.
4259 (add_ssa_edge): Likewise.
4260 (add_control_edge): Likewise.
4261 (simulate_stmt): Likewise.
4262 (process_ssa_edge_worklist): Likewise.
4263 (simulate_block): Likewise.
4264 (ssa_prop_init): Compute PRE order and stmt UIDs.
4265 (ssa_prop_fini): Adjust.
4266 (ssa_propagate): Adjust.
4268 2016-08-12 Richard Biener <rguenther@suse.de>
4270 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4271 the currently executable edges have fixed ranges. Always
4272 go through update_value_range.
4274 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4278 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4279 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4280 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4281 (LANG_HOOKS_DECLS): Add it.
4282 * langhooks.h (struct lang_hooks_for_decls): Add
4283 function_decl_defaulted. Const_tree-ify
4284 function_decl_explicit_p and function_decl_deleted_p.
4285 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4286 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4287 also at strict DWARF v5.
4290 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4291 TYPE_QUAL_CONST in reference-typed decls.
4294 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4295 in DW_OP_pieces, just enough to handle pointers to member
4297 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4298 expression on DWARFv5 if a constant value doesn't work.
4300 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4302 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4303 * selftest.c (selftest::test_assertions): New function.
4304 (selftest::selftest_c_tests): New function.
4305 * selftest.h (selftest::selftest_c_tests): New declaration.
4307 2016-08-11 Richard Biener <rguenther@suse.de>
4308 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4310 PR rtl-optimization/72855
4311 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4313 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4316 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4317 (vsx_store_<mode>): Likewise.
4319 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4321 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4322 TImode CONST_WIDE_INT store.
4323 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4325 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4327 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4328 mode if unaligned SSE load and store are optimal.
4330 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4332 PR tree-optimization/71083
4333 * tree-predcom.c (ref_at_iteration): Correctly align the
4336 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4338 * config/s390/s390-builtin-types.def: Add INT128 types.
4339 * config/s390/s390-builtins.def: Add INT128 variants for the add
4340 sub low-level builtins dealing with TImode.
4341 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4342 via subreg when expanding a builtin.
4343 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4344 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4346 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4347 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4348 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4349 "vacc<bhfgq>_<mode>".
4350 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4351 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4352 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4353 "vscbi<bhfgq>_<mode>".
4354 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4355 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4357 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4359 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4361 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4363 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4365 (vcond<v_cmp_mixed><mode>): Ditto.
4366 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4368 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4370 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4371 variable explicitly, also assert on it before use.
4373 2016-08-11 Richard Biener <rguenther@suse.de>
4375 PR tree-optimization/72772
4376 * cfgloopmanip.c (create_preheader): Use split_edge if there
4377 is a single loop entry, avoiding degenerate PHIs.
4379 2016-08-11 Richard Biener <rguenther@suse.de>
4381 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4382 unconditional TODO_cleanup_cfg.
4383 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4384 cleanup only if we threaded a jump.
4386 2016-08-11 Alan Modra <amodra@gmail.com>
4389 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4390 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4391 slow. Emit two reloads for slow mem case, first loading in
4392 fast innermode, then converting to required mode.
4394 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4396 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4397 (vec_extract_sig): New macro.
4398 (vec_insert_exp): New macro.
4399 (vec_test_data_class): New macro.
4400 (scalar_extract_exp): New macro.
4401 (scalar_extract_sig): New macro.
4402 (scalar_insert_exp): New macro.
4403 (scalar_test_data_class): New macro.
4404 (scalar_test_neg): New macro.
4405 (scalar_cmp_exp_gt): New macro.
4406 (scalar_cmp_exp_lt): New macro.
4407 (scalar_cmp_exp_eq): New macro.
4408 (scalar_cmp_exp_unordered): New macro.
4409 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4410 to enforce constraint that operand is a 7-bit unsigned literal.
4411 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4412 for power9 built-ins.
4413 (BU_P9V_VSX_2): Likewise.
4414 (BU_P9V_64BIT_VSX_2): Likewise.
4415 (VSEEDP): Add scalar extract exponent support.
4416 (VSEESP): Add scalar extract signature support.
4417 (VSTDCNDP): Add scalar test negative support.
4418 (VSTDCNSP): Likewise.
4419 (VSIEDP): Add scalar insert exponent support.
4420 (VSCEDPGT): Add scalar compare exponent greater than support.
4421 (VSCEDPLT): Add scalar compare exponent less than support.
4422 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4423 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4424 (VSTDCDP): Add scalar test data class support.
4425 (VSTDCSP): Likewise.
4426 (VSEEDP): Add overload support for scalar extract exponent
4428 (VSESDP): Add overload support for scalar extract signature
4430 (VSTDCN): Add overload support for scalar test negative
4432 (VSTDCNDP): Add overload support for scalar test negative
4434 (VSTDCNSP): Add overload support for scalar test negative
4436 (VSIEDP): Add overload support for scalar insert exponent
4438 (VSTDC): Add overload support for scalar test data class
4440 (VSTDCDP): Add overload support for scalar test data class
4442 (VSTDCSP): Add overload support for scalar test data class
4444 (VSCEDPGT): Add overload support for scalar compare exponent
4445 greater than operation.
4446 (VSCEDPLT): Add overload support for scalar compare exponent
4447 less than operation.
4448 (VSCEDPEQ): Add overload support for scalar compare exponent
4449 test-for-equality operation.
4450 (VSCEDPUO): Add overload support for scalar compare exponent
4451 test-for-unordered operation.
4452 (VEEDP): Add vector extract exponent support.
4454 (VESDP): Add vector extract significand support.
4456 (VIEDP): Add vector insert exponent support.
4458 (VTDCDP): Add vector test data class support.
4460 (VES): Add overload support for vector extract significand operation.
4463 (VEE): Add overload support for vector extract exponent operation.
4466 (VTDC): Add overload support for vector test data class operation.
4469 (VIE): Add overload support for vector insert exponent operation.
4472 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4473 overloaded binary floating point functions.
4474 (altivec_resolve_overloaded_builtin): Improve error messages to
4475 distinguish between functions not supported in the current
4476 compiler configuration and functions that were invoked with an
4477 invalid parameter combination, and include the built-in function
4478 name in both error messages.
4479 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
4481 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
4483 (rs6000_expand_binop_builtin): Add check to enforce that argument
4484 2 of the test data class operations is a 7-bit unsigned literal.
4485 (rs6000_invalid_builtin): Add code to issue an error message if a
4486 built-in function that requires the power9_vector and -m32
4487 command-line options is compiled without these options.
4488 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
4489 (UNSPEC_VSX_SXSIGDP): New value.
4490 (UNSPEC_VSX_SXSIGPDP): New value.
4491 (UNSPEC_VSX_SIEXPDP): New value.
4492 (UNSPEC_VSX_SCMPEXPDP): New value.
4493 (UNSPEC_VSX_STSTDC): New value.
4494 (UNSPEC_VSX_VXEXP): New value.
4495 (UNSPEC_VSX_VXSIG): New value.
4496 (UNSPEC_VSX_VIEXP): New value.
4497 (UNSPEC_VSX_VTSTDC): New value.
4498 (xsxexpdp): New insn for scalar extract exponent.
4499 (xsxsigdp): New insn for scalar extract significand.
4500 (xsiexpdp): New insn for scalar insert exponent.
4501 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
4502 (*xscmpexpdp): New insn for scalar compare exponents.
4503 (xststdc<Fvsx): New expansion for both single- and
4504 double-precision scalar test data class operations.
4505 (xststdcneg<Fvsx>): New expansion for both single- and
4506 double-precision scalar test for negative value operations.
4507 (*xststdc<Fvsx>): New insn for scalar test data class
4509 (xvxexp<VSs>): New insn for single- and double-precision
4510 vector extract exponent operation.
4511 (xvxsig<VSs>): New insn for single- and double-precision
4512 vector extract significand operation.
4513 (xviexp<VSs>): New insn for single- and double-precision
4514 vector insert exponent operation.
4515 (xvtstdc<VSs>): New insn for single- and double-precision
4516 vector test data class operation.
4517 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4518 built-in functions to represent the Power9 binary floating-point
4519 support instructions.
4521 2016-08-10 bin cheng <bin.cheng@arm.com>
4523 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
4525 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4526 Renlin Li <renlin.li@arm.com>
4527 Bin Cheng <bin.cheng@arm.com>
4529 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
4530 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
4531 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
4532 (aarch64_vcond_internal<mode><mode>): Delete pattern.
4533 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
4534 (vcond<v_cmp_result><mode>): Ditto.
4535 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
4536 (vcondu<mode><mode>): Ditto.
4537 (vcond<v_cmp_mixed><mode>): New pattern.
4538 (vcondu<mode><v_cmp_mixed>): New pattern.
4539 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
4540 of aarch64_vcond_internal.
4542 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4543 Renlin Li <renlin.li@arm.com>
4544 Bin Cheng <bin.cheng@arm.com>
4546 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
4547 (vec_cmp<mode><v_cmp_result>): New pattern.
4548 (vec_cmpu<mode><mode>): New pattern.
4549 (vcond_mask_<mode><v_cmp_result>): New pattern.
4551 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4553 PR tree-optimization/71734
4554 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
4555 REF_LOOP, invoke ref_indep_loop_p_1.
4556 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
4557 to ref_indep_loop_p.
4558 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
4559 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
4560 is inside LOOP, do not cache dpendence value for loops with
4562 (ref_indep_loop_p_2): Delete function.
4563 (can_sm_ref_p): Pass LOOP as additional argument to
4566 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4569 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
4570 being an offsettable address.
4572 2016-08-10 Martin Liska <mliska@suse.cz>
4574 PR gcov-profile/58306
4575 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
4576 atomic variants of profile update functions.
4578 2016-08-10 Martin Liska <mliska@suse.cz>
4580 Cherry picked (and modified) from google-4_7 branch
4581 2012-12-26 Rong Xu <xur@google.com>
4582 * common.opt (fprofile-update): Add new flag.
4583 * coretypes.h: Define enum profile_update.
4584 * doc/invoke.texi: Document -fprofile-update.
4585 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
4586 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
4587 * tree-profile.c (gimple_init_edge_profiler): Generate
4588 also atomic profiler update.
4589 (gimple_gen_edge_profiler): Likewise.
4591 2016-08-10 David Malcolm <dmalcolm@redhat.com>
4593 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
4594 stack_usage_file to NULL after fclose calls.
4596 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4599 * reload.c (push_reload): Compute subreg_in_class for
4600 subregs of constants and plus expressions. Remove special
4601 handling of SYMBOL_REFs.
4603 2016-08-10 Alan Modra <amodra@gmail.com>
4606 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
4607 SImode for TARGET_E500_DOUBLE when given SImode.
4609 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
4611 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
4612 unused variable __O.
4614 2016-08-09 Martin Liska <mliska@suse.cz>
4616 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
4617 _gcov_reset to __gcov_reset.
4618 * doc/gcov-tool.texi: Fix typo.
4620 2016-08-09 Martin Liska <mliska@suse.cz>
4622 * value-prof.c (gimple_divmod_values_to_profile): Do not
4623 instrument MOD histogram if a value is not a SSA name.
4625 2016-08-09 Martin Liska <mliska@suse.cz>
4627 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
4630 2016-08-09 Renlin Li <renlin.li@arm.com>
4633 * calls.c (prepare_call_address): Convert funexp to Pmode when
4635 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
4636 (sibcall_value): Likewise.
4638 2016-08-09 Marek Polacek <polacek@redhat.com>
4641 * cselib.c (cselib_expand_value_rtx_1): Add return.
4642 * gengtype.c (dbgprint_count_type_at): Likewise.
4643 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
4644 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
4646 2016-08-09 Martin Jambor <mjambor@suse.cz>
4649 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
4650 if instance is a MEM_REF.
4652 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/i386.md (*movtf_internal): Use
4656 lra_in_progress || reload_completed instead of !can_create_pseudo_p
4657 in the insn constraint.
4658 (*movxf_internal): Ditto.
4659 (*movdf_internal): Ditto.
4660 (*movsf_internal): Ditto.
4662 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4664 PR tree-optimization/72772
4665 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4668 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4670 PR tree-optimization/72772
4671 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
4673 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
4674 parameter STOP and update calls. Move expand_simple_operations
4675 function call from here...
4676 (simplify_using_initial_conditions): ...to here. Delete parameter
4678 (tree_simplify_using_condition): Delete parameter STOP.
4679 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
4680 simplify_using_initial_conditions.
4682 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
4685 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
4686 Use create_tmp_var_raw instead of create_tmp_var.
4688 2016-08-09 Richard Biener <rguenther@suse.de>
4690 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
4691 Treat same SSA names related.
4693 2016-08-09 Jakub Jelinek <jakub@redhat.com>
4695 PR tree-optimization/72824
4696 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
4697 real_zerop is not negative.
4699 2016-08-09 Richard Biener <rguenther@suse.de>
4701 PR tree-optimization/71802
4702 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
4703 all merge opportunities with the predecessor.
4705 2016-08-09 Richard Biener <rguenther@suse.de>
4708 * ipa-prop.c (ipa_modify_formal_parameters): Build
4709 parameter types with natural alignment also for the
4712 2016-08-08 Andi Kleen <ak@linux.intel.com>
4714 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
4716 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4719 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
4720 do-nothing langhook.
4721 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
4722 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
4723 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
4724 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
4726 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4729 * input.c: Ensure that HAVE_ICONV is defined.
4731 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4734 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
4735 private vars for lastprivate and for linear iterator.
4738 * omp-simd-clone.c: Include varasm.h.
4739 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
4740 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
4741 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
4742 update function name.
4744 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4746 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
4747 (avr_diagnose_devicespecs_error): Remove.
4748 (avr_devicespecs_file): Remove composing absolute path for specfile
4749 and its verbose info. Remove conditions to check specs-file,
4751 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4753 PR rtl-optimization/72821
4754 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
4755 just return false for them.
4757 2016-08-08 Alan Modra <amodra@gmail.com>
4760 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
4761 toc refs created during reload. Update function comment.
4763 2016-08-08 Alan Modra <amodra@gmail.com>
4766 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
4767 alternatives. Put loads first, then stores, and reg/reg moves
4768 within same class later. Delete attr length.
4770 2016-08-08 Alan Modra <amodra@gmail.com>
4773 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
4774 (mem_operand_ds_form): New predicate.
4775 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
4776 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
4777 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
4778 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
4779 (extendsfdf2_fpr): Replace o constraint with wY.
4781 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
4783 * tree-ssa-threadbackward.c: Include tree-inline.h
4784 (profitable_jump_thread_path): Use estimate_num_insns to estimate
4785 size of copied block; for cold paths reduce duplication.
4786 (find_jump_threads_backwards): Remove redundant tests.
4787 (pass_thread_jumps::gate): Enable for -Os.
4789 2016-08-07 Jakub Jelinek <jakub@redhat.com>
4792 * stor-layout.c (layout_decl): Fix up formatting.
4793 (relayout_decl): Allow DECL to be FIELD_DECL.
4795 2016-08-07 Alan Modra <amodra@gmail.com>
4797 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
4799 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4801 * data-streamer-in.c (streamer_read_wide_int): New.
4802 (streamer_read_widest_int): Renamed function.
4803 * data-streamer-out.c (streamer_write_wide_int): New
4804 (streamer_write_widest_int): Renamed function.
4805 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
4807 (input_cfg): Call renamed function.
4808 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
4810 (output_cfg): Call renamed function.
4811 * data-streamer.h: Add declarations.
4813 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4815 * tree-ssa-ccp.c (extend_mask): New param sgn.
4816 Remove ORing with wi::mask.
4817 (get_default_value): Adjust call to extend_mask to pass sign.
4818 (evaluate_stmt): Likewise.
4820 2016-08-06 Jakub Jelinek <jakub@redhat.com>
4822 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
4825 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4827 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
4828 transform if operand's type is pointer to function or method.
4830 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4832 PR tree-optimization/18046
4833 * tree-ssa-threadedge.c: Include cfganal.h.
4834 (simplify_control_statement_condition): If simplifying a
4835 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
4836 with the dominating ASSERT_EXPR before handing it off to VRP.
4837 Mention that a CASE_LABEL_EXPR may be returned.
4838 (thread_around_empty_blocks): Adjust to handle
4839 simplify_control_statement_condition() returning a
4841 (thread_through_normal_block): Likewise.
4842 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
4843 a switch statement by trying to determine which case label
4846 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
4848 PR rtl-optimization/69847
4849 * lra-constraints.c (process_invariant_for_inheritance): Save
4850 pattern instead of src.
4851 (remove_inheritance_pseudos): Use the pattern. Add assert.
4853 2016-08-05 David Malcolm <dmalcolm@redhat.com>
4855 * input.c (string_concat::string_concat): New constructor.
4856 (string_concat_db::string_concat_db): New constructor.
4857 (string_concat_db::record_string_concatenation): New method.
4858 (string_concat_db::get_string_concatenation): New method.
4859 (string_concat_db::get_key_loc): New method.
4860 (class auto_cpp_string_vec): New class.
4861 (get_substring_ranges_for_loc): New function.
4862 (get_source_range_for_substring): New function.
4863 (get_num_source_ranges_for_substring): New function.
4864 (class selftest::lexer_test_options): New class.
4865 (struct selftest::lexer_test): New struct.
4866 (class selftest::ebcdic_execution_charset): New class.
4867 (selftest::ebcdic_execution_charset::s_singleton): New variable.
4868 (selftest::lexer_test::lexer_test): New constructor.
4869 (selftest::lexer_test::~lexer_test): New destructor.
4870 (selftest::lexer_test::get_token): New method.
4871 (selftest::assert_char_at_range): New function.
4872 (ASSERT_CHAR_AT_RANGE): New macro.
4873 (selftest::assert_num_substring_ranges): New function.
4874 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
4875 (selftest::assert_has_no_substring_ranges): New function.
4876 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
4877 (selftest::test_lexer_string_locations_simple): New function.
4878 (selftest::test_lexer_string_locations_ebcdic): New function.
4879 (selftest::test_lexer_string_locations_hex): New function.
4880 (selftest::test_lexer_string_locations_oct): New function.
4881 (selftest::test_lexer_string_locations_letter_escape_1): New function.
4882 (selftest::test_lexer_string_locations_letter_escape_2): New function.
4883 (selftest::test_lexer_string_locations_ucn4): New function.
4884 (selftest::test_lexer_string_locations_ucn8): New function.
4885 (selftest::uint32_from_big_endian): New function.
4886 (selftest::test_lexer_string_locations_wide_string): New function.
4887 (selftest::uint16_from_big_endian): New function.
4888 (selftest::test_lexer_string_locations_string16): New function.
4889 (selftest::test_lexer_string_locations_string32): New function.
4890 (selftest::test_lexer_string_locations_u8): New function.
4891 (selftest::test_lexer_string_locations_utf8_source): New function.
4892 (selftest::test_lexer_string_locations_concatenation_1): New
4894 (selftest::test_lexer_string_locations_concatenation_2): New
4896 (selftest::test_lexer_string_locations_concatenation_3): New
4898 (selftest::test_lexer_string_locations_macro): New function.
4899 (selftest::test_lexer_string_locations_stringified_macro_argument):
4901 (selftest::test_lexer_string_locations_non_string): New function.
4902 (selftest::test_lexer_string_locations_long_line): New function.
4903 (selftest::test_lexer_char_constants): New function.
4904 (selftest::input_c_tests): Call the new test functions once per
4905 case within the line_table test matrix.
4906 * input.h (struct string_concat): New struct.
4907 (struct location_hash): New struct.
4908 (class string_concat_db): New class.
4909 * substring-locations.h: New header.
4911 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4913 PR tree-optimization/72810
4914 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
4915 the type of the case labels when truncating.
4917 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
4920 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
4921 (aarch64_fp16_ptr_type_node): Likewise.
4922 * config/aarch64/aarch64-simd-builtins.c
4923 (aarch64_fp16_ptr_type_node): Define.
4924 (aarch64_init_fp16_types): New, refactored out of...
4925 (aarch64_init_builtins): ...here, update to call
4926 aarch64_init_fp16_types.
4927 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
4929 (aapcs_vfp_sub_candidate): Likewise.
4931 2016-08-05 Martin Liska <mliska@suse.cz>
4932 Joshua Cranmer <Pidgeot18@gmail.com>
4934 * gcov.c (line_t::has_block): New function.
4935 (enum loop_type): New enum.
4936 (handle_cycle): New function.
4937 (unblock): Likewise.
4938 (circuit): Likewise.
4939 (get_cycles_count): Likewise.
4940 (accumulate_line_counts): Use new loop detection algorithm.
4942 2016-08-05 Martin Liska <mliska@suse.cz>
4944 * gcov.c (output_intermediate_file): Rename
4945 function_info::line_next to next_file_fn.
4946 (process_file): Likewise.
4947 (read_graph_file): Likewise.
4948 (accumulate_line_counts): Likewise.
4949 (output_lines): Likewise.
4951 2016-08-05 Richard Biener <rguenther@suse.de>
4953 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
4954 restriction on threading to a loop header.
4956 2016-08-05 Richard Biener <rguenther@suse.de>
4958 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
4959 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
4960 adjust loop info accordingly.
4962 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
4964 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
4965 before folding call to __builtin_constant_p with parameters to false.
4967 2016-08-05 Alan Modra <amodra@gmail.com>
4969 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
4970 code accidentally committed 2016-05-02 providing class when given
4973 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4975 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
4976 the case label ranges that partially overlap with OP's value
4979 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
4983 Cast builtin function result to __mmask16 instead of __mmask8.
4984 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4985 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
4986 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4988 2016-08-04 David Malcolm <dmalcolm@redhat.com>
4990 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
4991 (ASSERT_TRUE_AT): New macro.
4992 (ASSERT_FALSE): Reimplement in terms of...
4993 (ASSERT_FALSE_AT): New macro.
4994 (ASSERT_STREQ_AT): Fix typo in comment.
4996 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4998 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
4999 labels are exhaustive, designate the label with the widest
5000 range to be the default label.
5002 2016-08-04 Andrew Pinski <apinski@cavium.com>
5004 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5005 (thunderx_tunings): Use thunderx_vector_cost instead of
5006 generic_vector_cost.
5008 2016-08-04 Martin Liska <mliska@suse.cz>
5010 * gcov.c (main): Fix GNU coding style.
5011 (output_intermediate_file): Likewise.
5012 (process_file): Likewise.
5013 (generate_results): Likewise.
5014 (release_structures): Likewise.
5015 (create_file_names): Likewise.
5016 (find_source): Likewise.
5017 (read_graph_file): Likewise.
5018 (find_exception_blocks): Likewise.
5019 (canonicalize_name): Likewise.
5020 (make_gcov_file_name): Likewise.
5021 (mangle_name): Likewise.
5022 (accumulate_line_counts): Likewise.
5023 (output_branch_count): Likewise.
5024 (read_line): Likewise.
5026 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5028 PR rtl-optimization/71779
5029 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5030 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5031 or if it was truncated.
5033 PR rtl-optimization/70903
5034 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5036 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5038 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5039 accessing SSA_NAME_PTR_INFO.
5041 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5044 * common/config/avr/avr-common.c (avr_option_optimization_table)
5045 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5047 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5050 * config/avr/avr.md: New pattern to work around do_store_flag
5051 generating shift instructions for bit extractions.
5053 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5055 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5057 (add_equivalence): Likewise.
5058 (get_value_range): Allocate value range with vrp_value_range_pool.
5059 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5060 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5062 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5064 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5065 the default for the rs6000 port.
5067 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5070 * calls.c (special_function_p): Remove special handling of
5071 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5072 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5073 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5075 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5078 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5079 Don't stop on regular insns.
5081 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5083 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5084 size to DImode boundary.
5085 (nvptx_propagate): Likewise.
5087 2016-08-03 Alan Modra <amodra@gmail.com>
5089 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5090 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5091 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5092 from -mefficient-unaligned-vector. Note that this affects fp too.
5094 2016-08-03 Alan Modra <amodra@gmail.com>
5096 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5099 2016-08-03 Alan Modra <amodra@gmail.com>
5101 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5102 to a reg. Localize vars.
5104 2016-08-03 Alan Modra <amodra@gmail.com>
5106 * config/rs6000/rs6000.opt: Remove negatives from help strings
5109 2016-08-03 Alan Modra <amodra@gmail.com>
5111 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5112 Delete duplicated code.
5114 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5117 * lra-spills.c (regno_in_use_p): New.
5118 (lra_final_code_change): Use it.
5120 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5122 PR rtl-optimization/69847
5123 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5125 (lra_rtx_hash): New.
5126 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5128 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5129 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5130 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5131 next insn is USE with the same reg as the current insn source.
5132 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5134 (lra_constraints_init): Call initiate_invariants.
5135 (lra_constraints_finish): Call finish_invariants.
5136 (struct invariant, invariant_t, invariant_ptr_t): New.
5137 (const_invariant_ptr_t, invariants, invariants_pool): New.
5138 (invariant_table, invariant_hash, invariant_eq_p): New.
5139 (insert_invariant, initiate_invariants, finish_invariants): New.
5140 (clear_invariants, invalid_invariant_regs): New.
5141 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5142 instead of restore_regno.
5143 (invariant_p, process_invariant_for_inheritance): New.
5144 (inherit_in_ebb): Implement invariant inheritance.
5145 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5146 (remove_inheritance_pseudos): Implement undoing invariant
5148 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5149 instead of restore_regno.
5150 * lra-assigns.c (regno_live_length): New.
5151 (reload_pseudo_compare_func): Use regno_live_length.
5152 (assign_by_spills): Use restore_rtx instead of restore_regno.
5153 (lra_assign): Ditto. Initiate regno_live_length.
5155 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5157 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5158 __builtin_aarch64_fmindf.
5160 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5162 PR tree-optimization/34114
5163 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5164 information for more control IVs.
5166 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5168 PR tree-optimization/34114
5169 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5170 PLUS_EXPR case. Handle SSA_NAME case.
5172 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5174 * config/aarch64/aarch64-simd-builtins.def
5175 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5176 (__builtin_aarch64_fmaxdf): Likewise.
5177 (__builtin_aarch64_smin_nandf): Likewise.
5178 (__builtin_aarch64_smax_nandf): Likewise.
5179 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5180 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5181 (<fmaxmin><mode>3): ...this.
5182 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5183 (vminnm_f64): Likewise.
5184 (vmin_f64): Likewise.
5185 (vmax_f64): Likewise.
5186 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5187 (FMAXMIN_UNS): ...this.
5188 (fmaxmin): Merged with
5189 (fmaxmin_op): ...this...
5190 (maxmin_uns_op): ...in to this.
5192 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5194 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5195 Add support for vec_extract on vector float, vector int, vector
5196 short, and vector char vector types.
5197 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5198 vector float, vector int, vector short, and vector char
5199 optimizations on 64-bit ISA 2.07 systems for both constant and
5200 variable element numbers.
5201 (rs6000_split_vec_extract_var): Likewise.
5202 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5203 Altivec registers on ISA 2.07 and above.
5204 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5205 which never was matched due to the split occuring before register
5206 allocation (and the code would not have worked on little endian
5207 systems if it did match). Allow extracts to go to the Altivec
5208 registers if ISA 2.07 (power8). Change from using "" around the
5209 C++ code to using {}'s.
5210 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5211 vec_extracts when the vector is in memory.
5212 (vsx_extract_v4sf_var): New insn to optimize vector float
5213 vec_extracts when the element number is variable on 64-bit ISA
5215 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5216 for 64-bit ISA 2.07 as well as ISA 3.0.
5217 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5218 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5219 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5220 optimize vector int, vector short, and vector char vec_extracts
5221 when the vector is in memory.
5222 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5223 optimize vector int, vector short, and vector char vec_extracts
5224 when the element number is variable.
5226 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5229 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5230 does not overlap with other symbol flags.
5232 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5234 * config/aarch64/aarch64.h (aarch64_frame):
5235 Remove padding0 and hardfp_offset. Add locals_offset,
5236 initial_adjust, callee_adjust, callee_offset and final_adjust.
5237 * config/aarch64/aarch64.c (aarch64_layout_frame):
5238 Remove unused padding0 and hardfp_offset initializations.
5239 Choose frame layout and set frame variables accordingly.
5240 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5241 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5242 (aarch64_pop_regs): Likewise.
5243 (aarch64_expand_prologue): Remove all decision code, just emit
5244 prolog according to frame variables.
5245 (aarch64_expand_epilogue): Remove all decision code, just emit
5246 epilog according to frame variables.
5247 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5249 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5252 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5253 fix_debug_reg_uses after changing source register mode to
5254 V1TImode if source register is undefined.
5256 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5258 PR tree-optimization/71818
5259 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5260 with non invariant evolutions
5262 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5265 * config/avr/avr.md (length) [branch]: Correct insn length
5266 attribute for forward branches.
5268 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5270 * doc/extend.texi (AVR Built-in Functions): Document
5272 * config/avr/builtins.def (NOPS): New.
5273 * config/avr/avr.c (avr_expand_nops): New static function.
5274 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5276 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5278 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5279 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5282 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5284 * config/aarch64/aarch64.c (vulcan_tunings): Update
5285 vulcan L1 cache_line_size.
5287 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5289 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5290 function that takes a vector memory address, a hard register, an
5291 element number and a temporary base register, and recreates an
5292 address that points to the appropriate element within the vector.
5293 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5294 (rs6000_split_vec_extract_var): Add support for the target of a
5295 vec_extract with variable element number being a scalar memory
5297 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5299 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5300 vsx_extract_<mode>_load insn with a new insn that optimizes
5301 storing either element to a memory location, using scratch
5302 registers to pick apart the vector and reconstruct the address.
5303 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5304 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5305 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5307 (vsx_extract_<mode>_var): Add support for extracting a variable
5308 element number from memory.
5310 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5312 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5313 when testing for compares against constants of the form 0xabab.
5315 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5317 PR tree-optimization/57558
5318 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5320 (vect_loop_versioning): Support versioning with niter assumptions.
5321 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5322 (vect_get_loop_niters): New parameter. Reimplement to support
5323 assumptions in loop niter info.
5324 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5325 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5326 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5327 Support loop versioning for niters.
5328 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5329 (vect_free_loop_info_assumptions): New function.
5330 (vectorize_loops): Free loop niter info for loops with flag
5331 LOOP_F_ASSUMPTIONS set if vectorization failed.
5332 * tree-vectorizer.h (struct _loop_vec_info): New field
5333 num_iters_assumptions.
5334 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5335 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5336 (LOOP_REQUIRES_VERSIONING): New macro.
5337 (vect_free_loop_info_assumptions): New decl.
5339 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5341 * cfgloop.h (struct loop): New field constraints.
5342 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5343 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5345 * cfgloop.c (alloc_loop): Initialize new field.
5346 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5347 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5348 Adjust niter analysis wrto loop constraints.
5349 * doc/loop.texi (@node Number of iterations): Add description for loop
5352 2016-07-29 Marek Polacek <polacek@redhat.com>
5355 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5356 (ix86_expand_round_builtin): Likewise.
5358 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5359 Georg-Johann Lay <avr@gjlay.de>
5361 PR rtl-optimization/71976
5362 * combine.c (get_last_value): Return 0 if the argument for which
5363 the function is called has a wider mode than the recorded value.
5365 2016-07-29 Marek Polacek <polacek@redhat.com>
5368 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5369 (altivec_expand_st_builtin): Likewise.
5371 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5373 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5374 introduced in r238381.
5376 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5379 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5380 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5382 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5384 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5386 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5387 Add support for vec_extract of vector double or vector long having
5388 a variable element number on 64-bit ISA 2.07 systems or newer.
5389 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5391 (rs6000_split_vec_extract_var): New function to split a
5392 vec_extract built-in function with variable element number.
5393 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5395 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5396 (UNSPEC_VSX_EXTRACT): Likewise.
5397 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5398 direct move instructions to be generated on 64-bit ISA 2.07
5399 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5401 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5402 arguments for vec_extract variable element.
5403 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5404 vec_extract with variable element on V2DFmode and V2DImode
5406 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5407 -mupper-regs-df requirement, since it isn't needed.
5408 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5409 do direct moves on 64-bit systems, which allows optimization of
5410 vec_extract on 64-bit ISA 2.07 systems and newer.
5412 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5413 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5415 * config/aarch64/aarch64.md
5416 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5418 (<optab>qihi2_aarch64): Likewise, and split into two.
5419 (extendqihi2_aarch64): New.
5420 (zero_extendqihi2_aarch64): New.
5421 * config/aarch64/iterators.md (ldrxt): Remove.
5422 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5425 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5427 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5429 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5431 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5432 (aarch64_push_reg): New function to push 1 or 2 registers.
5433 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5434 (aarch64_expand_prologue): Use aarch64_push_regs.
5435 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5437 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5439 PR tree-optimization/71734
5440 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5441 attribute instead of REF_LOOP and use it.
5442 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5443 set it for Loops having non-zero safelen attribute.
5444 (ref_indep_loop_p): Pass zero as initial value for safelen.
5446 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5450 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
5451 call using chkp_gimple_call_builtin_p.
5452 (chkp_copy_bounds_for_assign): Likewise.
5454 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5456 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
5457 * config/arm/arm-protos.h (struct tune_params): Likewise.
5458 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
5459 (cortex_a9_sched_adjust_cost): Likewise.
5460 (fa726te_sched_adjust_cost): Likewise.
5461 (arm_adjust_cost): Likewise.
5462 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
5463 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
5464 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
5465 * config/i386/i386.c (ix86_adjust_cost): Likewise.
5466 * config/ia64/ia64.c: Likewise.
5467 * config/m68k/m68k.c: Likewise.
5468 * config/mep/mep.c (mep_adjust_cost): Likewise.
5469 * config/microblaze/microblaze.c (microblaze_adjust_cost):
5471 * config/mips/mips.c (mips_adjust_cost): Likewise.
5472 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
5474 * config/pa/pa.c (pa_adjust_cost): Likewise.
5475 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
5476 (rs6000_debug_adjust_cost): Likewise.
5477 * config/sh/sh.c (sh_adjust_cost): Likewise.
5478 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
5479 (hypersparc_adjust_cost): Likewise.
5480 (sparc_adjust_cost): Likewise.
5481 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
5482 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
5483 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
5485 * config/visium/visium.c (visium_adjust_cost): Likewise.
5486 * doc/tm.texi: Regenerate.
5487 * haifa-sched.c (dep_cost_1): Adjust.
5488 * target.def: Merge adjust_cost and adjust_cost_2.
5490 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5492 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
5494 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5496 * store-motion.c (struct st_expr): Make pattern_regs a vector.
5497 (extract_mentioned_regs): Append to a vector instead of
5498 returning a rtx_expr_list.
5499 (st_expr_entry): Adjust.
5500 (free_st_expr_entry): Likewise.
5501 (store_ops_ok): Likewise.
5502 (store_killed_in_insn): Likewise.
5503 (find_moveable_store): Likewise.
5505 2016-07-28 Martin Liska <mliska@suse.cz>
5507 PR gcov-profile/68025
5508 * tree-profile.c (tree_profiling): Respect
5509 no_profile_instrument_function attribute.
5510 * doc/extend.texi: Document no_profile_instrument_function
5513 2016-07-28 Martin Liska <mliska@suse.cz>
5515 PR rtl-optimization/70944
5516 * combine.c (make_compound_operation):
5517 Do not allow make_compound_operation for vector mode
5519 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
5522 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
5523 before calling get_ops.
5525 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5527 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
5528 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
5529 (BITS_PER_UNIT_LOG): Remove.
5530 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
5531 * expr.c (expand_assignment): Likewise.
5532 * stor-layout.c (initialize_sizetypes): Likewise.
5534 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5536 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
5537 signature of rs6000_expand_vector_extract so that the element
5538 number is a RTX instead of a constant integer.
5539 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
5541 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
5542 (altivec_expand_vec_ext_builtin): Likewise.
5543 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
5544 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
5545 MFVSRLD instruction.
5547 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5549 * input.c (get_pure_location): Move here from tree.c.
5550 (make_location): Likewise. Add header comment.
5551 (selftest::test_accessing_ordinary_linemaps): Verify
5552 pure_location_p, make_location, get_location_from_adhoc_loc and
5554 * input.h (get_pure_location): Move declaration here from tree.h.
5555 (get_finish): Likewise for inline function.
5556 (make_location): Likewise for declaration.
5557 * tree.c (get_pure_location): Move to input.c.
5558 (make_location): Likewise.
5559 * tree.h (get_pure_location): Move declaration to tree.h.
5560 (get_finish): Likewise for inline function.
5561 (make_location): Likewise for declaration.
5563 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5566 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
5568 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5570 * system.h (STATIC_ASSERT): Use static_assert if building
5573 2016-07-27 Richard Biener <rguenther@suse.de>
5575 PR tree-optimization/72517
5576 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
5577 Revert change to not compute read-read dependences.
5579 2016-07-27 Richard Biener <rguenther@suse.de>
5581 * predict.c (set_even_probabilities): Make nedges unsigned.
5583 2016-07-27 Martin Liska <mliska@suse.cz>
5585 * predict.c (set_even_probabilities): Handle unlikely edges.
5586 (combine_predictions_for_bb): Likewise.
5588 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5591 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
5592 __float128 support when we don't have hardware support, so that
5593 the IEEE built-in functions like isgreater, first call __unordkf3
5594 to make sure neither operand is a NaN, and if both operands are
5595 ordered, do the normal comparison.
5597 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5599 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
5601 (extract_code_and_val_from_cond_with_ops): Verify that name is
5602 either cond_op0 or cond_op1.
5604 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5606 PR tree-optimization/18046
5607 * genmodes.c (emit_mode_size_inline): Emit an assert that
5608 verifies that mode is a valid array index.
5609 (emit_mode_nuinits_inline): Likewise.
5610 (emit_mode_inner_inline): Likewise.
5611 (emit_mode_unit_size_inline): Likewise.
5612 (emit_mode_unit_precision_inline): Likewise.
5613 * tree-vrp.c: Include params.h.
5614 (find_switch_asserts): Register edge assertions for the default
5615 label which correspond to the anti-ranges of each case label.
5616 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
5617 * doc/invoke.texi: Document it.
5619 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5621 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
5622 and unnecessary call to gimple_bb.
5624 2016-07-26 Richard Biener <rguenther@suse.de>
5626 PR rtl-optimization/71984
5627 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
5630 2016-07-26 Richard Biener <rguenther@suse.de>
5633 * expmed.c (extract_bit_field_1): Constrain the vector mode
5634 with element size matching the extraction mode size when
5635 choosing a better vector mode to do the extraction from.
5637 2016-07-26 Richard Biener <rguenther@suse.de>
5638 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5641 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
5644 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5646 * tree-ssa-structalias.c (struct scc_info): Change types of
5647 members to auto_sbitmap and auto_vec.
5648 (scc_info::scc_info): New constructor.
5649 (scc_info::~scc_info): New destructor.
5650 (init_scc_info): Remove.
5651 (free_scc_info): Remove.
5652 (find_indirect_cycles): Adjust.
5653 (perform_var_substitution): Likewise.
5654 (free_var_substitution_info): Likewise.
5656 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5658 * tree-outof-ssa.c (struct elim_graph): Change type of members
5659 to auto_vec and auto_sbitmap.
5660 (elim_graph::elim_graph): New constructor.
5661 (delete_elim_graph): Remove.
5662 (expand_phi_nodes): Adjust.
5664 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5666 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
5667 (new_elim_graph): Adjust.
5668 (clear_elim_graph): Likewise.
5669 (delete_elim_graph): Likewise.
5670 (elim_graph_size): Likewise.
5671 (elim_graph_add_node): Likewise.
5672 (elim_graph_add_edge): Likewise.
5673 (elim_graph_remove_succ_edge): Likewise.
5674 (eliminate_name): Likewise.
5675 (eliminate_build): Likewise.
5676 (elim_forward): Likewise.
5677 (elim_unvisited_predecessor): Likewise.
5678 (elim_backward): Likewise.
5679 (elim_create): Likewise.
5680 (eliminate_phi): Likewise.
5681 (expand_phi_nodes): Likewise.
5683 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5685 * bt-load.c (compute_out): Use auto_sbitmap class.
5686 (link_btr_uses): Likewise.
5687 * cfganal.c (mark_dfs_back_edges): Likewise.
5688 (post_order_compute): Likewise.
5689 (inverted_post_order_compute): Likewise.
5690 (pre_and_rev_post_order_compute_fn): Likewise.
5691 (single_pred_before_succ_order): Likewise.
5692 * cfgexpand.c (pass_expand::execute): Likewise.
5693 * cfgloop.c (verify_loop_structure): Likewise.
5694 * cfgloopmanip.c (fix_bb_placements): Likewise.
5695 (remove_path): Likewise.
5696 (update_dominators_in_loop): Likewise.
5697 * cfgrtl.c (break_superblocks): Likewise.
5698 * ddg.c (check_sccs): Likewise.
5699 (create_ddg_all_sccs): Likewise.
5700 * df-core.c (df_worklist_dataflow): Likewise.
5701 * dse.c (dse_step3): Likewise.
5702 * except.c (eh_region_outermost): Likewise.
5703 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5704 * gcse.c (prune_expressions): Likewise.
5705 (prune_insertions_deletions): Likewise.
5706 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
5707 * graph.c (draw_cfg_nodes_no_loops): Likewise.
5708 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
5709 * lcm.c (compute_earliest): Likewise.
5710 (compute_farthest): Likewise.
5711 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
5712 (unroll_loop_runtime_iterations): Likewise.
5713 (unroll_loop_stupid): Likewise.
5714 * lower-subreg.c (decompose_multiword_subregs): Likewise.
5715 * lra-lives.c: Likewise.
5716 * lra.c (lra): Likewise.
5717 * modulo-sched.c (schedule_reg_moves): Likewise.
5718 (optimize_sc): Likewise.
5719 (get_sched_window): Likewise.
5720 (sms_schedule_by_order): Likewise.
5721 (check_nodes_order): Likewise.
5722 (order_nodes_of_sccs): Likewise.
5723 (order_nodes_in_scc): Likewise.
5724 * recog.c (split_all_insns): Likewise.
5725 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
5726 * reload1.c (reload): Likewise.
5727 * sched-rgn.c (haifa_find_rgns): Likewise.
5728 (split_edges): Likewise.
5729 (compute_trg_info): Likewise.
5730 * sel-sched.c (init_seqno): Likewise.
5731 * store-motion.c (remove_reachable_equiv_notes): Likewise.
5732 * tree-into-ssa.c (update_ssa): Likewise.
5733 * tree-ssa-live.c (live_worklist): Likewise.
5734 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
5735 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5737 (try_peel_loop): Likewise.
5738 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5740 * tree-ssa-pre.c (compute_antic): Likewise.
5741 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
5742 * tree-stdarg.c (reachable_at_most_once): Likewise.
5743 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
5744 * var-tracking.c (vt_find_locations): Likewise.
5746 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5748 * sbitmap.h (auto_sbitmap): New class.
5750 2016-07-26 Alan Modra <amodra@gmail.com>
5753 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
5756 2016-07-25 David Malcolm <dmalcolm@redhat.com>
5758 * input.c (selftest::temp_source_file::temp_source_file): Fix
5759 missing "%s" in fprintf.
5761 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
5764 * cselib.c (cselib_process_insn): Invalidate argument slots for
5767 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5769 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
5770 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
5771 vmulxh_lane_f16, vmulxh_laneq_f16): New.
5773 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5775 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5776 * config/aarch64/aarch64.md (fma, fnma): Support HF.
5777 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
5779 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5781 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5782 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
5784 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
5785 (add<mode>3): Likewise.
5786 (sub<mode>3): Likewise.
5787 (mul<mode>3): Likewise.
5788 (div<mode>3): Likewise.
5789 (*div<mode>3): Likewise.
5790 (<fmaxmin><mode>3): Extend to HF.
5791 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
5792 (fabd<mode>3): Likewise.
5793 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
5794 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
5795 (aarch64_fmulx<mode>): Likewise.
5796 (aarch64_fac<optab><mode>): Likewise.
5797 (aarch64_frecps<mode>): Likewise.
5798 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
5799 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
5800 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
5801 (VSDQ_HSDI): Support HI.
5802 (fcvt_target, FCVT_TARGET): Likewise.
5803 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
5804 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
5805 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
5806 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
5807 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
5808 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
5809 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
5812 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5814 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
5815 * config/aarch64/aarch64-builtins.c (hi_UP): New.
5816 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5817 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
5819 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
5820 (aarch64_cm<optab><mode>): Likewise.
5821 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
5822 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
5823 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
5824 (sqrt<mode>2): Likewise.
5825 (*sqrt<mode>2): Likewise.
5826 (abs<mode>2): Likewise.
5827 (<optab><mode>hf2): New pattern for HF mode.
5828 (<optab>hihf2): Likewise.
5829 * config/aarch64/arm_neon.h: Include arm_fp16.h.
5830 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
5831 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
5833 * config/aarch64/arm_fp16.h: New file.
5834 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
5835 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
5836 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
5837 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
5838 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
5839 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
5840 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
5841 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
5842 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
5843 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
5844 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
5845 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
5848 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5850 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
5851 reduc_smin_scal_): Use VDQIF_F16.
5852 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
5853 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
5855 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
5856 * config/aarch64/iterators.md (VDQIF_F16): New.
5857 (vp): Support HF modes.
5858 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
5859 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
5861 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5863 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
5864 "*aarch64_mulx_elt_from_dup<mode>".
5865 (*aarch64_mul3_elt<mode>): Update schedule type.
5866 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
5867 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
5868 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
5869 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
5870 (f, fp): Support HF modes.
5871 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
5872 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
5873 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
5874 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
5875 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
5876 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
5878 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5880 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5881 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
5883 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
5886 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5888 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5889 * config/aarch64/aarch64-simd.md
5890 (aarch64_rsqrts<mode>): Extend to HF modes.
5891 (fabd<mode>3): Likewise.
5892 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
5893 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
5894 (aarch64_<maxmin_uns>p<mode>): Likewise.
5895 (<su><maxmin><mode>3): Likewise.
5896 (<maxmin_uns><mode>3): Likewise.
5897 (<fmaxmin><mode>3): Likewise.
5898 (aarch64_faddp<mode>): Likewise.
5899 (aarch64_fmulx<mode>): Likewise.
5900 (aarch64_frecps<mode>): Likewise.
5901 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
5902 (add<mode>3): Extend to HF modes.
5903 (sub<mode>3): Likewise.
5904 (mul<mode>3): Likewise.
5905 (div<mode>3): Likewise.
5906 (*div<mode>3): Likewise.
5907 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
5909 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
5910 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
5911 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
5912 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
5913 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
5914 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
5915 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
5916 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
5917 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
5918 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
5919 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
5920 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
5921 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
5922 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
5924 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5926 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
5927 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5928 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
5929 (neg<mode>2): Likewise.
5930 (abs<mode>2): Likewise.
5931 (<frint_pattern><mode>2): Likewise.
5932 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
5933 (<optab><VDQF:mode><fcvt_target>2): Likewise.
5934 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
5935 (ftrunc<VDQF:mode>2): Likewise.
5936 (<optab><fcvt_target><VDQF:mode>2): Likewise.
5937 (sqrt<mode>2): Likewise.
5938 (*sqrt<mode>2): Likewise.
5939 (aarch64_frecpe<mode>): Likewise.
5940 (aarch64_cm<optab><mode>): Likewise.
5941 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
5943 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
5944 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
5946 * config/aarch64/arm_neon.h (vdup_n_f16): New.
5947 (vdupq_n_f16): Likewise.
5948 (vld1_dup_f16): Use vdup_n_f16.
5949 (vld1q_dup_f16): Use vdupq_n_f16.
5950 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
5951 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
5952 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
5953 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
5954 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
5955 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
5956 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
5957 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
5958 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
5959 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
5960 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
5961 vsqrt_f16, vsqrtq_f16): New.
5963 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5965 * config/aarch64/aarch64-simd.md
5966 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
5967 (aarch64_ext<mode>): Likewise.
5968 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
5969 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
5970 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
5972 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
5974 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
5975 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
5976 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
5977 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
5978 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
5979 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
5980 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
5982 (vmov_n_f16): Reimplement using vdup_n_f16.
5983 (vmovq_n_f16): Reimplement using vdupq_n_f16..
5985 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5987 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
5988 "frame_related_p". Generate CFA annotation when it's necessary.
5989 (aarch64_expand_prologue): Use aarch64_add_constant.
5990 (aarch64_expand_epilogue): Likewise.
5991 (aarch64_output_mi_thunk): Pass "false" when calling
5992 aarch64_add_constant.
5994 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5996 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
5999 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6001 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6002 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6003 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6004 (aarch64_build_constant): Delete.
6006 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6009 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6011 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6012 flag_toplevel_reorder.
6014 2016-07-25 Richard Biener <rguenther@suse.de>
6016 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6017 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6018 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6019 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6020 (streamer_get_builtin_tree): Likewise.
6021 (streamer_write_builtin): Likewise.
6022 * lto-streamer.h (LTO_builtin_decl): Remove.
6023 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6024 (lto_input_scc): Remove LTO_builtin_decl handling.
6025 (lto_input_tree_1): Liekwise.
6026 * lto-streamer-out.c (lto_output_tree_1): Remove special
6027 handling of builtins.
6028 (DFS::DFS): Likewise.
6029 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6030 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6032 (streamer_write_builtin): Remove.
6034 2016-07-25 Martin Liska <mliska@suse.cz>
6036 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6037 if flag_auto_profile is set to true.
6039 2016-07-25 Martin Liska <mliska@suse.cz>
6041 PR gcov-profile/71868
6042 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6043 have a function with multiple latches, count them all.
6045 2016-07-25 Martin Liska <mliska@suse.cz>
6047 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6049 2016-07-25 Martin Liska <mliska@suse.cz>
6051 PR tree-optimization/71987
6052 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6053 just for SSA_NAMEs. Fix GNU coding style.
6055 2016-07-25 Martin Liska <mliska@suse.cz>
6057 PR gcov-profile/64874
6058 * gcov-io.h: Update command about file format.
6059 * gcov-iov.c (main): Adapt the numbering scheme.
6061 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6064 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6065 whose result is used in PHI.
6066 (final_range_test_p): Likewise.
6067 (maybe_optimize_range_tests): Likewise.
6069 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6071 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6072 Reformat two multi-line strings.
6074 2016-07-22 Martin Sebor <msebor@redhat.com>
6076 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6078 2016-07-22 Martin Sebor <msebor@redhat.com>
6081 * doc/extend.texi (Compound Literals): Correct and clarify.
6082 (Cast to Union): Same.
6084 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6086 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6087 comments to explain why certain error messages make mention of
6088 undocumented options.
6089 (rs6000_invalid_builtin): Change error messages to replace mention
6090 of undocumented options with mention of the -mcpu=power9 option
6091 that enables those undocumented options.
6092 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6093 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6094 definition of this macro to correct an existing error.
6095 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6096 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6097 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6098 descriptions of built-in functions so that they depend on
6099 -mcpu=power9 instead of on the corresponding undocumented flags.
6100 * doc/invoke.texi (Option Summary): Remove all mention of newly
6102 (IBM RS/6000 and PowerPC Options): Likewise.
6103 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6104 mention of newly undocumented flags.
6106 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6108 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6109 when target_clones attribute is set.
6111 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6113 * common.opt (funsafe-loop-optimizations): Mark ignore.
6114 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6115 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6117 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6118 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6120 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6122 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6124 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6126 (number_of_iterations_exit): Warn missed loop optimization for
6127 possible infinite loops.
6129 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6132 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6133 when to emit a ".machine" pseudo-op.
6135 2016-07-22 Martin Liska <mliska@suse.cz>
6137 PR gcov-profile/69028
6138 PR gcov-profile/62047
6139 * coverage.c (coverage_compute_lineno_checksum): Do not
6140 calculate checksum for fns w/o xloc.file.
6141 (coverage_compute_profile_id): Likewise.
6143 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6145 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6146 (avr_secondary_reload): ...and implementation.
6147 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6148 * config/avr/avr.md (reload_in<mode>): Remove insns.
6149 (adjust_len) [lpm]: Remove insn attribute value.
6150 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6152 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6155 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6157 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6158 * calls.c (special_function_p): Remove the special handling of the
6159 "__builtin_" prefix.
6161 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6164 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6165 if STMT may be an alloca call.
6166 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6167 builtin alloca call.
6168 * calls.h (gimple_maybe_alloca_call_p): New function.
6169 * tree-inline.c (inline_forbidden_p_stmt): Use
6170 gimple_maybe_alloca_call_p here.
6172 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6174 * spellcheck-tree.c (best_macro_match::best_macro_match):
6175 Explictly specify the template arguments when invoking the base
6176 class constructor, to help older C++ compilers.
6178 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6181 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6182 before builtin_decl_implicit.
6184 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6186 * optabs.c (emit_condiitonal_move): Short circuit for identical
6189 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6191 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6192 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6193 (noce_conversion_profitable_p): New.
6194 (noce_try_store_flag_constants): Use it.
6195 (noce_try_addcc): Likewise.
6196 (noce_try_store_flag_mask): Likewise.
6197 (noce_try_cmove): Likewise.
6198 (noce_try_cmove_arith): Likewise.
6199 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6201 (noce_convert_multiple_sets): Move cost model to here, from...
6202 (bb_ok_for_noce_convert_multiple_sets) ...here.
6203 (noce_process_if_block): Update calls for above changes.
6204 (noce_find_if_block): Record new noce_if_info parameters.
6206 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6208 * target.def (max_noce_ifcvt_seq_cost): New.
6209 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6210 * doc/tm.texi: Regenerate.
6211 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6212 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6213 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6214 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6215 * doc/invoke.texi: Document new params.
6217 2016-07-21 Richard Biener <rguenther@suse.de>
6219 PR tree-optimization/71947
6220 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6221 ranges have useful limit_vr information.
6223 2016-07-21 Richard Biener <rguenther@suse.de>
6225 * function-tests.c (build_trivial_generic_function): Set
6226 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6227 * omp-low.c (create_omp_child_function): Likewise.
6228 (grid_expand_target_grid_body): Likewise.
6229 * cgraphunit.c (init_lowered_empty_function): Likewise.
6230 (cgraph_node::expand_thunk): Likewise.
6231 * tree-parloops.c (create_loop_fn): Likewise.
6232 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6234 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6236 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6239 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6241 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6242 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6243 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6244 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6245 values for insn attribute.
6246 * config/avr/avr.c (avr_out_insert_notbit): New function.
6247 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6248 ADJUST_LEN_INSV_NOTBIT_0/_7.
6249 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6251 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6253 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6254 (chrec_convert_1, chrec_convert): Ditto.
6255 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6256 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6257 * tree-vrp.c (adjust_range_with_scev): Ditto.
6258 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6259 (scev_var_range_cant_overflow): New function.
6260 (scev_probably_wraps_p): New parameter. Call above function.
6261 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6263 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6265 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6266 by removing computation of may_be_zero.
6268 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6270 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6272 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6274 Improving concepts performance and diagnostics.
6275 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6276 for constraint satisfaction and subsumption.
6277 * timevar.h (auto_timevar): New constructor that matches the push/pop
6278 pattern of usage in pt.c.
6280 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6282 * hwint.h (HOST_WIDE_INT_0): New define.
6283 (HOST_WIDE_INT_0U): Ditto.
6284 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6285 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6286 * simplify-rtx.c: Ditto.
6287 * tree-object-size.c: Ditto.
6289 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6291 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6294 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6296 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6297 * combine.c: Use HOST_WIDE_INT_M1U instead of
6298 ~(unsigned HOST_WIDE_INT) 0.
6299 * double-int.h: Ditto.
6301 * dwarf2asm.c:Ditto.
6303 * genmodes.c: Ditto.
6305 * read-rtl.c: Ditto.
6306 * tree-ssa-loop-ivopts.c: Ditto.
6307 * tree-ssa-loop-prefetch.c: Ditto.
6308 * tree-vect-generic.c: Ditto.
6309 * tree-vect-patterns.c: Ditto.
6312 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6314 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6315 constant addresses outside [0,0xc0] into a register.
6316 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6317 cases where the base address register is unused after.
6318 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6319 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6320 (avr_out_store_psi_reg_disp_tiny): Same.
6322 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6324 Implement attribute progmem on reduced Tiny cores by adding
6325 flash offset 0x4000 to respective symbols.
6328 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6329 documentation how it works on reduced Tiny cores.
6330 (AVR Named Address Spaces): No support for reduced Tiny.
6331 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6332 (avr_address_tiny_pm_p): New static function.
6333 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6334 if the address is in progmem.
6335 (avr_assemble_integer): Same.
6336 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6337 for symbol_ref in progmem.
6338 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6339 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6340 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6342 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6344 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6345 * configure: Regenerate.
6346 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6347 (USE_THIN_ARCHIVES): New variable.
6348 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6349 this archive as a thin archive.
6351 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6353 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6354 same location as last time, don't skip if we have fix-it hints.
6355 Clarify the skipping logic by converting it from one "if" clause
6356 to repeated "if" clauses.
6357 * spellcheck-tree.c: Include "cpplib.h".
6358 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6359 (best_macro_match::best_macro_match): New constructor.
6360 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6361 Move here from c/c-decl.c.
6362 (class best_macro_match): Move here from c/c-decl.c, converting
6363 from a typedef to a subclass, gaining a ctor.
6365 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6367 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6368 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6370 (avr_addr_space_diagnose_usage): ...and implementation.
6371 (avr_addr_space_supported_p): New function.
6372 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6373 report bad address space usage if that space is supported.
6374 (avr_insert_attributes): Same. No more complain about unsupported
6376 * config/avr/avr-c.c (tm_p.h): Include it.
6377 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6378 macro if avr_addr_space_supported_p.
6380 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6382 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6383 flag_toplevel_reorder.
6385 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6387 * gcc-rich-location.c
6388 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6390 * gcc-rich-location.h
6391 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6393 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6395 * target.def (addr_space): Add new diagnose_usage to hook vector.
6396 * targhooks.c (default_addr_space_diagnose_usage): Add default
6397 implementation and...
6398 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6399 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6400 is some address space, call targetm.addr_space.diagnose_usage.
6401 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6402 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6403 * doc/tm.texi: Regenerate.
6405 2016-07-20 Martin Liska <mliska@suse.cz>
6408 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6409 Properly handly PHI stmts.
6411 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6413 PR tree-optimization/71503
6414 PR tree-optimization/71683
6415 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6418 2016-07-20 Martin Liska <mliska@suse.cz>
6420 * doc/invoke.texi (-fipa-ra): Document when the option is
6421 disabled. Fix a typo.
6423 2016-07-20 Martin Liska <mliska@suse.cz>
6425 * Makefile.in: Include fibonacci_heap.c
6426 * fibonacci_heap.c: New file.
6427 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6428 (fibonacci_heap::union_with): Fix deletion of the second heap.
6429 * selftest-run-tests.c (selftest::run_tests): Incorporate
6430 fibonacci heap tests.
6431 * selftest.h: Declare fibonacci_heap_c_tests.
6433 2016-07-20 Martin Liska <mliska@suse.cz>
6435 * selftest-run-tests.c (selftest::run_tests): New function.
6436 * selftest.h (sreal_c_tests): Declare.
6437 * sreal.c (sreal_verify_basics): New function.
6438 (verify_aritmetics): Likewise.
6439 (sreal_verify_arithmetics): Likewise.
6440 (verify_shifting): Likewise.
6441 (sreal_verify_shifting): Likewise.
6442 (void sreal_c_tests): Likewise.
6444 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6446 PR rtl-optimization/71916
6447 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6448 bb which have a single succ fake edge.
6450 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
6453 * dwarf2out.c (gen_subprogram_die): Only call
6454 gen_unspecified_parameters_die while dumping early dwarf.
6456 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6459 * gimple-fold.c (fold_builtin_memory_op): Use
6460 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
6462 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
6464 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6465 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
6466 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
6467 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
6471 * double-int.c: Ditto.
6473 * dwarf2out.c: Ditto.
6476 * fold-const.c: Ditto.
6477 * function.c: Ditto.
6479 * genmodes.c: Ditto.
6483 * loop-doloop.c: Ditto.
6484 * loop-invariant.c: Ditto.
6491 * simplify-rtx.c: Ditto.
6492 * stor-layout.c: Ditto.
6494 * tree-ssa-loop-ivopts.c: Ditto.
6495 * tree-vect-generic.c: Ditto.
6496 * tree-vect-patterns.c: Ditto.
6501 * wide-int-print.cc: Ditto.
6502 * wide-int.cc: Ditto.
6503 * wide-int.h: Ditto.
6505 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6507 * selftest.c (selftest::assert_streq): Handle NULL values of
6508 val_actual and val_expected.
6510 2016-07-19 Martin Jambor <mjambor@suse.cz>
6513 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
6514 rather than cgraph_create_node to get a call graph node.
6516 2016-07-19 Richard Biener <rguenther@suse.de>
6518 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
6519 handle all tcc_constant bases and valueize SSA names.
6520 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
6523 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6525 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
6526 the flags of the exit block and bb2, not just the entry block.
6528 2016-07-19 Richard Biener <rguenther@suse.de>
6530 PR tree-optimization/71901
6531 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6532 align member, group stuff with the bitfield.
6533 (vn_ref_op_align_unit): New inline.
6534 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
6535 record element alignment and operand 3 unchanged.
6536 (ao_ref_init_from_vn_reference): Adjust.
6537 (valueize_refs_1): Likewise.
6538 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
6540 2016-07-19 Richard Biener <rguenther@suse.de>
6542 PR tree-optimization/71908
6543 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
6544 symbolic constants in a more reliable way.
6546 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
6548 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
6550 (vect_update_inits_of_drs): Likewise.
6551 (vect_create_cond_for_alias_checks): Likewise.
6552 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
6554 2016-07-19 Richard Biener <rguenther@suse.de>
6557 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
6558 with an abstract origin that is not an inlined function outer
6559 scope add a self-reference as abstract origin.
6560 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
6562 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6565 * config/rs6000/rs6000.c (rs6000_function_value): Fix
6566 unintentional System V.4 structure return breakage for structures
6567 with a single floating point element.
6569 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6571 PR tree-optimization/71734
6572 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
6573 contains REF, use it to check safelen, assume that safelen value
6574 must be greater 1, fix style.
6575 (ref_indep_loop_p_2): Add REF_LOOP argument.
6576 (ref_indep_loop_p): Pass LOOP as additional argument to
6579 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
6581 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
6582 allocation in the prologue.
6583 * explow.c (get_dynamic_stack_base): New function to return an address
6584 expression for the dynamic stack base.
6585 (get_dynamic_stack_size): New function to do the required dynamic stack
6586 space size calculations.
6587 (allocate_dynamic_stack_space): Use new functions.
6588 (align_dynamic_address): Move some code from
6589 allocate_dynamic_stack_space to new function.
6590 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
6592 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6594 * config/s390/s390.c (s390_encode_section_info): Always set
6595 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
6598 2016-07-18 Richard Biener <rguenther@suse.de>
6600 PR tree-optimization/71893
6601 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
6602 for sizetype cast added by array_ref_element_size.
6603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6605 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
6607 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
6608 register parameters. Remove code to initialize argument pointer
6609 on TARGET_64BIT. Optimize call to _mcount when it can be reached
6610 using a pc-relative branch. Cleanup conditional code.
6611 * config/pa/pa.md (call_mcount): New expander.
6612 (call_mcount_nonpic): New insn.
6613 (call_mcount_pic): New insn and split.
6614 (call_mcount_pic_post_reload): New insn.
6615 (call_mcount_64bit): New insn and split.
6616 (call_mcount_64bit_post_reload): New insn.
6618 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
6620 * config/avr/predicates.md (const_m255_to_m1_operand): New.
6621 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
6622 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
6623 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
6624 (*usum_widenqihi3, *udiff_widenqihi3)
6625 (*addhi3_zero_extend.const): New combiner insns.
6626 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
6627 just 1 bit is affected.
6628 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
6629 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
6631 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
6633 * omp-low.c (lower_omp_target): Mark data clauses with
6634 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
6635 zero-length subarrays.
6637 2016-07-15 Richard Biener <rguenther@suse.de>
6639 PR tree-optimization/71881
6640 * tree-loop-distribution.c (destroy_loop): Remove blocks in
6641 reverse DOM order to make debug temp generation happy.
6643 2016-07-15 Richard Biener <rguenther@suse.de>
6645 PR tree-optimization/71887
6646 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
6647 verify it is not zero for division / modulo handling.
6648 (value_replacement): Adjust.
6650 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
6651 Julian Brown <julian@codesourcery.com>
6653 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
6654 * config/aarch64/aarch64-cost-tables.h
6655 (vulcan_extra_costs): New variable.
6656 * config/aarch64/aarch64.c
6657 (vulcan_addrcost_table): Likewise.
6658 (vulcan_regmove_cost): Likewise.
6659 (vulcan_vector_cost): Likewise.
6660 (vulcan_branch_cost): Likewise.
6661 (vulcan_tunings): Likewise.
6663 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
6665 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
6666 (output_in_order): Loop over undefined variables too. Output them
6667 via assemble_undefined_decl. Skip variables that correspond to hard
6668 registers or have value-exprs.
6669 * varpool.c (symbol_table::output_variables): Handle undefined
6670 variables together with defined ones.
6672 2016-07-15 Richard Biener <rguenther@suse.de>
6674 * tree-ssa-pre.c (get_representative_for): Make sure to return
6675 the value number of SSA names.
6676 (phi_translate_1): get_representative_for cannot return NULL.
6677 (do_pre_regular_insertion): Remove redundant call to
6678 fully_constant_expression.
6679 (do_pre_partial_partial_insertion): Likewise.
6681 2016-07-15 Bin Cheng <bin.cheng@arm.com>
6683 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
6684 (derive_simple_iv_with_niters): New function.
6685 (simple_iv): Rewrite using simple_iv_with_niters.
6686 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
6687 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6689 (number_of_iterations_exit): Rewrite using above function.
6690 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6693 2016-07-15 Richard Biener <rguenther@suse.de>
6695 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
6698 2016-07-14 Jakub Jelinek <jakub@redhat.com>
6700 PR tree-optimization/71872
6701 * tree-data-ref.c (get_references_in_stmt): Ignore references
6702 with is_gimple_constant get_base_address.
6704 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6706 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
6707 (TARGET_HAVE_LDACQD): New macro.
6708 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
6709 than TARGET_HAVE_LDACQ.
6710 (arm_load_acquire_exclusivedi): Likewise.
6711 (arm_store_release_exclusivedi): Likewise.
6713 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6715 PR rtl-optimization/71878
6716 * lra-constraints.c (match_reload): Pass information about other
6717 output operands. Create new unique register value if matching input
6718 operand shares same register value as output operand being considered.
6719 (curr_insn_transform): Record output operands already processed.
6721 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6724 PR tree-optimization/70923
6725 * tree-vect-patterns.c: Include mult-synthesis.h.
6726 (target_supports_mult_synth_alg): New function.
6727 (synth_lshift_by_additions): Likewise.
6728 (apply_binop_and_append_stmt): Likewise.
6729 (vect_synth_mult_by_constant): Likewise.
6730 (target_has_vecop_for_code): Likewise.
6731 (vect_recog_mult_pattern): Use above functions to synthesize vector
6732 multiplication by integer constants.
6734 2016-07-14 Alan Modra <amodra@gmail.com>
6736 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
6737 gpr alternatives. Correct '*' placement on Y,r alternative.
6738 Add '*' on operand 1 of r,r alternative.
6740 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6742 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
6743 * expmed.h: ... Here.
6745 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
6747 * gimple.h (stmt_can_terminate_bb_p): New function.
6748 * tree-cfg.c (need_fake_edge_p): Rename to ...
6749 (stmt_can_terminate_bb_p): ... this; return true if stmt can
6750 throw external; handle const and pure calls.
6751 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
6753 2016-07-14 Richard Biener <rguenther@suse.de>
6755 PR tree-optimization/71866
6756 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
6757 (do_hoist_insertion): Avoid endless recursion when we
6758 didn't insert anything because we managed to simplify
6759 things down to a constant or SSA name.
6760 (fully_constant_expression): Re-write in terms of ...
6761 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
6762 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
6763 vn_nary_build_or_lookup_1.
6764 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
6765 (vn_nary_build_or_lookup): ... this which now wraps it.
6767 2016-07-14 Alan Modra <amodra@gmail.com>
6770 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
6771 with p9_vector override before power9-dform override.
6773 2016-07-13 Andi Kleen <ak@linux.intel.com>
6775 * value-prof.c (gimple_value_profile_transformations): Don't run
6776 when auto_profile is on.
6778 2016-07-13 Andi Kleen <ak@linux.intel.com>
6780 * auto-profile.c (update_inlined_ind_target,
6781 afdo_indirect_call): Print information to dump file.
6783 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
6785 * genrecog.c (special_predicate_operand_p): New function.
6786 (predicate_name): Move function.
6787 (validate_pattern): Don't warn about missing mode for all
6788 define_special_predicate predicates.
6790 2016-07-13 Bin Cheng <bin.cheng@arm.com>
6792 * tree-vect-data-refs.c (vect_no_alias_p): New function.
6793 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
6794 resolve alias checks which are known at compilation time.
6795 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
6796 alias checks are resolved. Move dump info for too many runtime
6797 alias checks to here...
6798 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
6800 2016-07-13 Richard Biener <rguenther@suse.de>
6802 PR tree-optimization/24574
6803 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
6804 position and add shift, rotate, divison and modulo support
6806 (value_replacement): Pass in argument position to absorbing_element_p.
6808 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
6811 * ipa-inline-transform.c (inline_call): Support
6812 instrumented thunks.
6814 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6816 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
6817 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
6819 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
6820 Baseline. Make initial alternative TARGET_32BIT only.
6821 (udivsi3): Likewise.
6822 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
6823 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
6826 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6828 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
6829 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
6830 availability with TARGET_HAVE_MOVT.
6831 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
6832 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
6833 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
6835 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
6836 extra instruction if MOVW is available. Use a cost variable
6837 incremented by COSTS_N_INSNS (1) when the condition match rather than
6838 returning an arithmetic expression based on COSTS_N_INSNS. Make
6839 constant with bottom half word zero cost 2 instruction if MOVW is
6841 * config/arm/arm.md (define_attr "arch"): Add v8mb.
6842 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
6843 target is ARMv8-M Baseline.
6844 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
6845 (arm_movtas_ze): Likewise.
6846 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
6847 alternative for constants satisfying j constraint.
6848 (thumb1_movsi_insn): Likewise.
6849 (movsi splitter for K alternative): Tighten condition to not trigger
6850 if movt is available and j constraint is satisfied.
6851 (Pe immediate splitter): Likewise.
6852 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
6853 constant fitting in an halfword to use MOVW.
6854 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
6857 2016-07-13 Richard Biener <rguenther@suse.de>
6860 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
6861 gimplifying the LHS. Make sure to gimplify a returning twice
6862 call LHS without using SSA names.
6864 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6866 * tree-data-ref.c (find_data_references_in_stmt): Remove
6867 unnecessary call to vec::release.
6868 (graphite_find_data_references_in_stmt): Likewise.
6869 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
6870 * tree-vect-stmts.c (vectorizable_condition): Likewise.
6872 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6874 * cfgexpand.c (expand_used_vars): Make the type of a local
6876 * genmatch.c (lower_for): Likewise.
6877 * haifa-sched.c (haifa_sched_init): Likewise.
6878 (add_to_speculative_block): Likewise.
6879 (create_check_block_twin): Likewise.
6880 * predict.c (handle_missing_profiles): Likewise.
6881 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
6882 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
6883 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
6885 (maybe_lower_iteration_bound): Likewise.
6886 * tree-ssa-sccvn.c (DFS): Likewise.
6887 * tree-stdarg.c (reachable_at_most_once): Likewise.
6888 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6889 (vectorizable_store): Likewise.
6891 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6893 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
6894 (sccvn_dom_walker): make cond_stack an auto_vec.
6896 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6898 * ree.c (struct ext_state): Make type of members auto_vec.
6899 (find_and_remove_re): Adjust.
6901 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6903 * cfgexpand.c (struct stack_vars_data): Make type of fields
6905 (expand_used_vars): Adjust.
6907 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6909 * ipa.c (record_cdtor_fn): Adjust.
6910 (build_cdtor_fns): Likewise.
6911 (ipa_cdtor_merge): Make static_ctors and static_dtors local
6914 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6916 * genextract.c (struct accum_extract): Add constructor and make
6920 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6922 * tree.c (struct free_lang_data_d): Add constructor and change
6923 types of members to ones that automatically manage resources.
6924 (fld_worklist_push): Adjust.
6925 (find_decls_types): Likewise.
6926 (find_decls_types_in_eh_region): Likewise.
6927 (free_lang_data_in_cgraph): Stop manually creating and
6928 destroying members of free_lang_data_d.
6930 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
6932 PR rtl-optimization/68961
6933 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
6934 peephole variant. Use sse_reg_operand predicates.
6936 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
6938 * config/i386/predicates.md (x86_64_immediate_operand)
6939 <case CONST_INT>: Remove unneeded truncation to DImode.
6940 <case CONST>: Ditto.
6941 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6943 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6946 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
6947 The xxperm and xxpermr instructions require that the 2nd input
6948 operand overlap with the output operand, and not the 1st.
6949 (altivec_vperm_v8hiv16qi): Likewise.
6950 (altivec_vperm_<mode>_uns_internal): Likewise.
6951 (altivec_vpermr_<mode>_internal): Likewise.
6952 (vperm_v8hiv4si): Likewise.
6953 (vperm_v16qiv8hi): Likewise.
6955 2016-07-12 Nathan Sidwell <nathan@acm.org>
6957 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
6958 when -mno-pic-data-is-text-relative is in effect, by default.
6959 * doc/invoke.texi (mpic-data-is-text-relative): Document new
6960 behavior and clarify.
6962 2016-07-12 Martin Liska <mliska@suse.cz>
6964 * params.def: Add avg-loop niter.
6965 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
6966 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
6967 * doc/invoke.texi: Document the new parameter.
6969 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6972 * expr.c (store_constructor): Mask sign-extended bits when widening
6973 sub-word constructor element at the start of a word.
6975 2016-07-12 Martin Liska <mliska@suse.cz>
6977 * Makefile.in: Append rule for params-options.h.
6978 * params-options.h: New file.
6980 2016-07-12 Martin Liska <mliska@suse.cz>
6982 * ira-build.c (mark_loops_for_removal): Properly iterate
6985 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
6986 Richard Biener <rguenther@suse.de>
6988 PR tree-optimization/23286
6989 PR tree-optimization/70159
6990 * doc/invoke.texi: Document -fcode-hoisting.
6991 * common.opt (fcode-hoisting): New flag.
6992 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
6993 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
6994 (do_regular_insertion): Rename to ...
6995 (do_pre_regular_insertion): ... this and amend general comments
6996 on insertion strathegy.
6997 (do_partial_partial_insertion): Rename to ...
6998 (do_pre_partial_partial_insertion): ... this.
6999 (do_hoist_insertion): New function.
7000 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7001 and call do_hoist_insertion properly.
7003 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7004 (pass_pre::execute): Register hoist_insert stats.
7006 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7009 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7010 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7011 is different from mode's bitsize. Small cleanup.
7013 2016-07-12 Richard Biener <rguenther@suse.de>
7015 PR rtl-optimization/68961
7016 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7017 to simplify to a non-constant.
7019 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7022 * omp-low.c (expand_omp_target): Gimplify device.
7024 PR tree-optimization/71823
7025 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7026 to get vec_oprnds2 from op2.
7028 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7030 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7031 Hoist common subexpressions.
7032 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7034 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7037 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7038 prevent generation of 'stxsiwx' on pre Power8 hardware.
7040 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7042 * input.c: Include cpplib.h.
7043 (selftest::temp_source_file): New class.
7044 (selftest::temp_source_file::temp_source_file): New ctor.
7045 (selftest::temp_source_file::~temp_source_file): New dtor.
7046 (selftest::should_have_column_data_p): New function.
7047 (selftest::test_should_have_column_data_p): New function.
7048 (selftest::temp_line_table): New class.
7049 (selftest::temp_line_table::temp_line_table): New ctor.
7050 (selftest::temp_line_table::~temp_line_table): New dtor.
7051 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7052 it to create a temp_line_table.
7053 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7054 locations that are known to have column data.
7055 (selftest::line_table_case): New struct.
7056 (selftest::test_reading_source_line): Move tempfile handling
7057 to class temp_source_file.
7058 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7059 (selftest::assert_token_loc_eq): New function.
7060 (ASSERT_TOKEN_LOC_EQ): New macro.
7061 (selftest::test_lexer): New function.
7062 (selftest::boundary_locations): New array.
7063 (selftest::input_c_tests): Call test_should_have_column_data_p.
7064 Loop over a test matrix of interesting values of location and
7065 default_range_bits, calling test_lexer on each case in the matrix.
7066 Move call to test_accessing_ordinary_linemaps into the matrix.
7067 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7068 (ASSERT_EQ_AT): New macro.
7070 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7073 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7074 Don't convert TImode in debug insn.
7076 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7078 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7079 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7080 (tree_type_common::lang_flag_7): New.
7081 (tree_type_common::spare): Reduce size.
7082 * tree.h (TYPE_ALIGN_OK): Remove.
7083 (TYPE_LANG_FLAG_7): New.
7084 (get_inner_reference): Adjust header.
7085 * print-tree.c (print_node): Adjust.
7086 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7087 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7088 calls to get_inner_reference.
7089 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7090 handling of TYPE_ALIGN_OK.
7091 * builtins.c (get_object_alignment_2): Adjust call to
7092 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7093 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7095 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7096 * cfgexpand.c (expand_debug_expr): Likewise.
7097 * dbxout.c (dbxout_expand_expr): Likewise.
7098 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7099 loc_list_from_tree, fortran_common): Likewise.
7100 * fold-const.c (optimize_bit_field_compare,
7101 decode_field_reference, fold_unary_loc, fold_comparison,
7102 split_address_to_core_and_offset): Likewise.
7103 * gimple-laddress.c (execute): Likewise.
7104 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7105 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7106 * hsa-gen.c (gen_hsa_addr): Likewise.
7107 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7108 * tsan.c (instrument_expr): Likewise.
7109 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7110 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7111 * tree-affine.c (tree_to_aff_combination,
7112 get_inner_reference_aff): Adjust calls to get_inner_reference.
7113 * tree-data-ref.c (split_constant_offset_1,
7114 dr_analyze_innermost): Likewise.
7115 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7116 * tree-sra.c (ipa_sra_check_caller): Likewise.
7117 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7118 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7119 bswap_replace): Likewise.
7120 * tree-vect-data-refs.c (vect_check_gather,
7121 vect_analyze_data_refs): Likewise.
7122 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7123 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7126 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7128 * Makefile.in (selftest-valgrind): New phony target.
7129 * function-tests.c (selftest::build_cfg): Delete pass instances
7130 created by the test.
7131 (selftest::convert_to_ssa): Likewise.
7132 (selftest::test_expansion_to_rtl): Likewise.
7133 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7135 (selftest::test_diamond): Likewise.
7137 2016-07-11 Richard Biener <rguenther@suse.de>
7139 PR tree-optimization/71816
7140 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7141 than replacing all of its operands.
7143 2016-07-11 Alan Modra <amodra@gmail.com>
7145 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7146 (ctr<mode>): Add unspec.
7147 (ctr<mode>_internal*): Likewise.
7149 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7151 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7152 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7154 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7156 PR rtl-optimization/71621
7157 * lra-constraints.c (process_alt_operands): Check combination of
7160 2016-07-08 Jason Merrill <jason@redhat.com>
7161 Richard Biener <rguenther@suse.de>
7163 P0145: Refining Expression Order for C++.
7164 * gimplify.c (initial_rhs_predicate_for): New.
7165 (gimplfy_modify_expr): Gimplify RHS before LHS.
7167 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7170 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7171 Allow standard error handling to take over when a wrong number
7172 of arguments is presented to __builtin_vec_ld () or
7173 __builtin_vec_st ().
7175 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7177 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7182 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7183 __builtin_aarch64_fmaxv2sf.
7184 (vmaxnmq_f32): Likewise.
7185 (vmaxnmq_f64): Likewise.
7186 (vminnm_f32): Likewise.
7187 (vminnmq_f32): Likewise.
7188 (vminnmq_f64): Likewise.
7190 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7193 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7194 enable -mfloat128-hardware by default.
7195 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7196 that IEEE 128-bit hardware support needs.
7197 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7198 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7199 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7200 floating point requires.
7201 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7202 -mfloat128 and -mfloat128-hardware changes.
7204 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7206 PR tree-optimization/71667
7207 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7209 2016-07-08 Martin Liska <mliska@suse.cz>
7212 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7213 folding produces SAVE_EXPRs, thus return false for the type.
7215 2016-07-07 Martin Liska <mliska@suse.cz>
7217 * file-find.c (remove_prefix): New function.
7218 * file-find.h (remove_prefix): Declare the function.
7219 * gcc-ar.c (main): Skip a folder of the wrapper if
7220 a wrapped binary would point to the same file.
7222 2016-07-07 Jan Hubicka <jh@suse.cz>
7224 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7225 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7226 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7228 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7231 * ipa-inline-analysis.c (compute_inline_parameters): Set
7232 local.can_change_signature to false for intrumentation
7235 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7237 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7238 with TARGET_HAVE_MOVT.
7239 (TARGET_HAVE_MOVT): Define.
7240 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7241 availability with TARGET_HAVE_MOVT.
7242 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7244 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7246 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7247 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7248 * config/arm/constraints.md (define_constraint "j"): Use
7249 TARGET_HAVE_MOVT to check MOVT availability.
7251 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7253 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7255 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7257 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7258 (armv8-m.main): Likewise.
7259 (armv8-m.main+dsp): Likewise.
7260 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7261 (FL_FOR_ARCH8M_MAIN): Likewise.
7262 * config/arm/arm-tables.opt: Regenerate.
7263 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7264 armv8-m.main+dsp to BE8_LINK_SPEC.
7265 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7266 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7267 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7268 Baseline and Mainline.
7269 (arm_option_override_internal): Also disable arm_restrict_it when
7270 !arm_arch_notm. Update comment for -munaligned-access to also cover
7272 (arm_file_start): Increase buffer size for printing architecture name.
7273 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7274 and armv8-m.main+dsp.
7275 (mno-unaligned-access): Clarify that this is disabled by default for
7276 ARMv8-M Baseline architectures as well.
7278 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7280 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7281 decide whether to prevent some libgcc routines being included for some
7282 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7283 link between this condition and the one in
7284 libgcc/config/arm/lib1func.S.
7286 2016-07-07 Richard Biener <rguenther@suse.de>
7288 * tree-ssa-pre.c: Include alias.h.
7289 (compute_avail): If we have multiple VN_REFERENCEs with the
7290 same hashtable entry adjust that to make it a valid replacement
7291 for all of them with respect to alignment and aliasing
7292 when doing insertion.
7293 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7294 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7296 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7300 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7301 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7304 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7306 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7307 (adjust_mems): Adjust.
7308 (adjust_insn): Likewise.
7309 (prepare_call_arguments): Likewise.
7311 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7313 * gcse.c (struct ls_expr): Make stores field a vector.
7314 (ldst_entry): Adjust.
7315 (free_ldst_entry): Likewise.
7316 (print_ldst_list): Likewise.
7317 (compute_ld_motion_mems): Likewise.
7318 (update_ld_motion_stores): Likewise.
7320 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7322 * gcse.c (struct ls_expr): Remove loads field.
7323 (ldst_entry): Adjust.
7324 (free_ldst_entry): Likewise.
7325 (print_ldst_list): Likewise.
7326 (compute_ld_motion_mems): Likewise.
7328 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7330 * store-motion.c (struct st_expr): Make antic_stores a vector.
7331 (st_expr_entry): Adjust.
7332 (free_st_expr_entry): Likewise.
7333 (print_store_motion_mems): Likewise.
7334 (find_moveable_store): Likewise.
7335 (compute_store_table): Likewise.
7336 (remove_reachable_equiv_notes): Likewise.
7337 (replace_store_insn): Likewise.
7338 (build_store_vectors): Likewise.
7340 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7342 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7343 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7345 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7347 PR tree-optimization/71518
7348 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7349 misalign also for outer loops with negative step.
7351 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7353 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7354 (cortex_a53_shift): Add mov_shift.
7355 (cortex_a53_shift_reg): Add new reservation for register shifts.
7356 (cortex_a53_alu): Remove bfm.
7357 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7358 (cortex_a53_alu_extr): Add new reservation for EXTR.
7359 (bypasses): Improve bypass modelling.
7361 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7364 * config/avr/avr.c (avr_asm_select_section): Strip off
7365 SECTION_DECLARED from flags when calling get_section.
7367 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7369 * tree-vectorizer.h (vect_memory_access_type): Add
7370 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7371 * tree-vect-stmts.c (compare_step_with_zero): New function.
7372 (perm_mask_for_reverse): Move further up file.
7373 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7375 (get_negative_load_store_type): New function.
7376 (get_load_store_type): Call it. Add an ncopies argument.
7377 (vectorizable_mask_load_store): Update call accordingly and
7378 remove tests for negative steps.
7379 (vectorizable_store, vectorizable_load): Likewise. Handle new
7380 memory_access_types.
7382 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7384 * tree-vectorizer.h (vect_memory_access_type): New enum.
7385 (_stmt_vec_info): Add a memory_access_type field.
7386 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7387 (vect_model_store_cost): Take an access type instead of a boolean.
7388 (vect_model_load_cost): Likewise.
7389 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7390 vect_model_store_cost and vect_model_load_cost.
7391 * tree-vect-stmts.c (vec_load_store_type): New enum.
7392 (vect_model_store_cost): Take an access type instead of a
7393 store_lanes_p boolean. Simplify tests.
7394 (vect_model_load_cost): Likewise, but for load_lanes_p.
7395 (get_group_load_store_type, get_load_store_type): New functions.
7396 (vectorizable_store): Use get_load_store_type. Record the access
7397 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7398 (vectorizable_load): Likewise.
7399 (vectorizable_mask_load_store): Likewise. Replace is_store
7400 variable with vls_type.
7402 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7404 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7405 single_element_p parameter.
7406 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7407 Check the PR65518 case here rather than in vectorizable_load.
7408 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7409 * tree-vect-stmts.c (vectorizable_load): Likewise.
7411 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7413 * tree-vectorizer.h (gather_scatter_info): New structure.
7414 (vect_check_gather_scatter): Return a bool rather than a decl.
7415 Replace return-by-pointer arguments with a single
7416 gather_scatter_info *.
7417 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7418 (vect_analyze_data_refs): Update call accordingly.
7419 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7420 (vectorizable_mask_load_store): Likewise. Also record the
7421 offset dt and vectype in the gather_scatter_info.
7422 (vectorizable_store): Likewise.
7423 (vectorizable_load): Likewise.
7425 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7427 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7428 strided groups, use the cost of N scalar accesses instead
7429 of ncopies vector accesses.
7430 (vect_model_load_cost): Likewise.
7432 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7434 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7435 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7436 variable to indicate when once-per-group costs are being used.
7437 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7439 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7441 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7442 peeling-for-gaps condition.
7444 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7446 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7447 element to register if it doesn't match general_operand.
7449 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7450 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7452 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
7454 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7455 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
7456 (SIGNBIT): New mode iterator.
7457 (Fsignbit): New mode attribute.
7458 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
7459 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
7460 when direct moves are available.
7461 (signbit<mode>2_dm): New define_insn_and_split).
7462 (signbit<mode>2_dm2): New define_insn.
7464 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7466 PR rtl-optimization/71594
7467 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
7468 into subregs of appropriate mode before trying to emit a conditional
7471 2016-07-05 Jan Hubicka <jh@suse.cz>
7473 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
7474 (simple_iv): Use it.
7476 2016-07-05 Jan Hubicka <jh@suse.cz>
7478 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
7480 2016-07-05 Jiong Wang <jiong.wang@arm.com>
7482 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
7485 2016-07-05 Jan Hubicka <jh@suse.cz>
7487 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
7490 2016-07-05 Richard Biener <rguenther@suse.de>
7492 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
7493 Handle empty else block.
7494 (is_feasible_trace): Likewise.
7495 (split_paths): Likewise.
7497 2016-07-05 Richard Biener <rguenther@suse.de>
7499 * tree-loop-distribution.c (distribute_loop): Fix issue with
7500 the cost model loop.
7502 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
7504 * config/arm/neon-testgen.ml: Delete.
7505 * config/arm/neon.ml: Delete.
7507 2016-07-04 Jakub Jelinek <jakub@redhat.com>
7510 * tree.c (attribute_value_equal): Use get_attribute_name instead of
7511 directly using TREE_PURPOSE.
7513 2016-07-04 Jiong Wang <jiong.wang@arm.com>
7515 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
7516 * config/aarch64/aarch64_neon.h: Likewise.
7517 * config/aarch64/arm_neon.h: Likewise.
7518 * config/aarch64/atomics.md: Likewise.
7519 * config/aarch64/aarch64-simd-builtins.def: Likewise.
7520 * doc/invoke.texi: Likewise.
7522 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7524 * config/s390/s390.md: Add "z13" cpu_facility.
7525 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
7526 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
7527 condition" type instructions.
7529 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7530 Jeff Law <law@redhat.com>
7532 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
7533 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
7535 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
7537 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
7538 permutation for TARGET_AVX512F.
7539 (ix86_expand_vec_one_operand_perm_avx512): New function.
7540 (expand_vec_perm_1): Invoke introduced function.
7541 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7542 it may be not valid after vectorization.
7544 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7547 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
7548 typo in comment. Only force to memory if it is a weak
7551 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
7552 Jiong Wang <jiong.wang@arm.com>
7554 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
7555 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
7556 (AARCH64_FL_F16): New.
7557 (AARCH64_FL_FOR_ARCH8_2): New.
7558 (AARCH64_ISA_8_2): New.
7559 (AARCH64_ISA_F16): New.
7560 (TARGET_FP_F16INST): New.
7561 (TARGET_SIMD_F16INST): New.
7562 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
7563 ("fp"): Disabling "fp" also disables "fp16".
7564 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
7565 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
7566 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
7567 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
7569 2016-07-04 Jan Beulich <jbeulich@suse.com>
7571 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
7573 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7576 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
7577 the insns, use an insn form that does not adjust the offset on
7578 little endian systems.
7580 2016-07-01 Jan Beulich <jbeulich@suse.com>
7582 * varasm.c (get_variable_section): Validate initializer in
7583 named .bss-like sections.
7585 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7587 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
7588 Exchange the order of the second and third operands in the vpermr
7589 instruction tmeplate.
7591 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
7594 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
7595 Disallow TDmode values.
7597 2016-07-01 Alan Modra <amodra@gmail.com>
7599 PR rtl-optimization/71709
7600 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
7601 being set, not referenced.
7603 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
7605 PR tree-optimization/70729
7606 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
7607 of loop since it can be not valid after transformation.
7609 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7611 * config/arm/arm.c (thumb_reload_in_hi): Delete.
7612 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
7614 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
7616 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
7619 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7622 * config/rs6000/constraints.md (wY constraint): New constraint to
7623 match the requirements for the LXSD and STXSD instructions.
7624 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
7625 predicate to match the requirements for the LXSD and STXSD
7627 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
7628 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
7629 to make sure that the bottom 2 bits of offset are 0, the address
7630 form is offsettable, and no updating is done in the address mode.
7631 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
7632 (movdi_internal32): Likewise
7633 (movdi_internal64): Likewise.
7635 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7637 PR tree-optimization/71707
7638 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
7639 strinfo even for ADDR_EXPR ptr.
7641 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7643 * config/rs6000/altivec.md (darn_32): Change the condition to
7644 TARGET_P9_MISC instead of TARGET_MODULO.
7645 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
7646 condition expression.
7647 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
7648 condition expression.
7649 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
7650 (DFP_TEST): New code iterator.
7651 (dfptstsfi_<code>_mode>): New define_expand.
7652 (*dfp_sgnfcnc_<mode>): New define_insn.
7653 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
7654 definition next to BU_P9_MISC_1 definition and change the MASK
7655 value to RS6000_BTM_P9_MISC.
7656 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
7657 (BU_P9_64BIT_MISC_0): Likewise.
7658 (BU_P9_DFP_MISC_0): New macro definition.
7659 (BU_P9_DFP_MISC_1): New macro definition.
7660 (BU_P9_DFP_MISC_2): New macro definition.
7661 (BU_P9_DFP_OVERLOAD_1): New macro definition.
7662 (BU_P9_DFP_OVERLOAD_2): New macro definition.
7663 (BU_P9_DFP_OVERLOAD_3): New macro definition.
7664 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
7665 (TSTSFI_LT_TD): Likewise.
7666 (TSTSFI_EQ_DD): Likewise.
7667 (TSTSFI_EQ_TD): Likewise.
7668 (TSTSFI_GT_DD): Likewise.
7669 (TSTSFI_GT_TD): Likewise.
7670 (TSTSFI_OV_DD): Likewise.
7671 (TSTSFI_OV_TD): Likewise.
7672 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
7673 (TSTSFI_LT_DD): Likewise.
7674 (TSTSFI_LT_TD): Likewise.
7675 (TSTSFI_EQ): Likewise.
7676 (TSTSFI_EQ_DD): Likewise.
7677 (TSTSFI_EQ_TD): Likewise.
7678 (TSTSFI_GT): Likewise.
7679 (TSTSFI_GT_DD): Likewise.
7680 (TSTSFI_GT_TD): Likewise.
7681 (TSTSFI_OV): Likewise.
7682 (TSTSFI_OV_DD): Likewise.
7683 (TSTSFI_OV_TD): Likewise.
7684 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7685 overloaded test significance functions.
7686 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7687 OPTION_MASK_P9_MISC into the representation of this mask.
7688 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
7690 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
7691 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
7693 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
7694 argument is a 6-bit unsigned literal value if the icode argument
7695 represents a DFP test significance built-in call.
7696 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
7697 flag used independently and in combination with the
7698 RS6000_BTM_64BIT flag.
7699 (rs6000_opt_masks): Add entry for power9-misc command-line option.
7700 (rs6000_builtin_mask_names): Add entry for power9-misc
7701 command-line option.
7702 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
7703 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
7704 RS6000_BTM_P9_MISC macros.
7705 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
7706 option and change the description of the -mpower9-vector option to
7707 enable only vector instructions, removing its erroneously claimed
7708 support for scalar instructions.
7709 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7710 the ISA 3.0 digital floating point test significance built-in
7713 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
7715 * config/aarch64/aarch64.c (cortexa35_tunings):
7716 Enable AES fusion. Use cortexa57_branch_cost.
7717 (cortexa53_tunings): Use cortexa57_branch_cost.
7718 (cortexa72_tunings): Use cortexa57_branch_cost.
7719 Use AUTOPREFETCHER_WEAK.
7720 (cortexa73_tunings): Use cortexa57_branch_cost.
7722 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7723 James Greenhalgh <james.greenhalgh@arm.com>
7725 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
7726 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
7727 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
7728 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
7729 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
7730 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
7731 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
7732 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
7733 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
7734 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
7735 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
7736 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
7737 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
7740 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
7741 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7743 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
7745 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
7747 2016-06-30 David Malcolm <dmalcolm@redhat.com>
7750 * gcc.c (driver::build_option_suggestions): Pass "option" to
7751 add_misspelling_candidates.
7752 * opts-common.c (add_misspelling_candidates): Add "option" param;
7753 use it to avoid adding negated forms for options marked with
7755 * opts.h (add_misspelling_candidates): Add "option" param.
7757 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7760 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
7761 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
7762 first when permuting bitwise operation with rotate. Cast
7763 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
7765 2016-06-29 David Malcolm <dmalcolm@redhat.com>
7767 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
7768 for misspelled param names.
7769 * params.c: Include spellcheck.h.
7770 (find_param_fuzzy): New function.
7771 * params.h (find_param_fuzzy): New prototype.
7772 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
7773 * spellcheck.h (struct edit_distance_traits<const char *>):
7776 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
7778 * config/rs6000/predicates.md (const_0_to_7_operand): New
7779 predicate, recognize 0..7.
7780 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7781 support for doing extracts from V16QImode, V8HImode, V4SImode
7783 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
7784 vector extract support.
7785 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
7786 for ISA 3.0 vector extract.
7787 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
7788 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
7789 extracts of a constant element number from small integer vectors
7790 on 64-bit ISA 3.0 systems.
7791 (vsx_extract_<mode>_di): Likewise.
7792 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
7793 say when we can do ISA 3.0 vector extracts.
7794 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
7795 registers, using the stxsiwx instruction.
7797 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
7799 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
7800 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
7801 qdf24xx_regmove_cost, qdf24xx_tunings): New.
7802 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
7803 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
7804 * config/arm/arm.c (arm_qdf24xx_tune): New.
7806 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
7808 * config/aarch64/aarch64.c (cortexa53_tunings):
7809 Increase loop alignment to 8. Set function alignment to 16.
7810 (cortexa35_tunings): Likewise.
7811 (cortexa57_tunings): Increase loop alignment to 8.
7812 (cortexa72_tunings): Likewise.
7813 (cortexa73_tunings): Likewise.
7815 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
7817 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
7818 for arm_fp16_ok and arm_fp16_hw.
7819 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
7820 arm_fp16_alternative.
7822 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
7824 PR tree-optimization/71655
7825 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
7826 types when swapping operands.
7828 2016-06-29 Martin Liska <mliska@suse.cz>
7831 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
7832 * ipa-inline-transform.c (inline_call): Remove unnecessary call
7833 of build_optimization_node.
7835 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
7837 PR tree-optimization/70729
7838 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
7839 independent in loops having positive safelen value.
7840 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7841 it may be not valid after vectorization.
7843 2016-06-29 Jakub Jelinek <jakub@redhat.com>
7845 PR tree-optimization/71625
7846 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
7847 is sorted by ascending list->offset. If PTR is non-NULL and there is
7848 previous strinfo, call get_stridx_plus_constant.
7849 (get_stridx): Pass exp as second argument to get_addr_stridx.
7850 (addr_stridxptr): Add missing list = list->next, so that there can be
7851 more than one entries in the list. Bump limit from 16 to 32. Ensure
7852 the list is sorted by ascending list->offset.
7853 (get_stridx_plus_constant): Adjust so that it can be also called with
7854 ADDR_EXPR instead of SSA_NAME as PTR.
7855 (handle_char_store): Pass NULL_TREE as second argument to
7858 2016-06-29 Richard Biener <rguenther@suse.de>
7860 PR rtl-optimization/68961
7861 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
7863 2016-06-29 Richard Biener <rguenther@suse.de>
7866 * alias.c (component_uses_parent_alias_set_from): Handle
7867 type punning through union accesses by using the union alias set.
7868 * gimple.c (gimple_get_alias_set): Remove union type punning case.
7870 2016-07-29 Richard Biener <rguenther@suse.de>
7872 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
7873 precision not matching mode precision.
7875 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
7877 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
7878 pa_output_arg_descriptor.
7879 (call_val_symref_64bit_post_reload): Likewise.
7880 (call_val_powf_64bit_post_reload): Likewise.
7881 (sibcall_internal_symref_64bit): Likewise.
7882 (sibcall_value_internal_symref_64bit): Likewise.
7884 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7887 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
7888 a constant, force its SUBREG_REG into memory or register instead
7891 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7894 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
7895 * doc/invoke.texi (AVR Options): Document it.
7897 2016-06-28 Walter Lee <walt@tilera.com>
7899 * config/tilegx/linux.h: Do not include arch/icache.h
7900 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7901 * config/tilepro/linux.h: Do not include arch/icache.h
7902 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7904 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
7906 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
7907 for big-endian BIT_FIELD_REF.
7909 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
7911 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
7912 ('size' attribute): Add '128'.
7914 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
7915 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
7916 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
7917 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
7918 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
7919 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
7920 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
7921 *trunc<mode>df2_odd): Set size attribute to '128'.
7922 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
7923 * config/rs6000/power6.md (power6-fp): Include dfp type.
7924 * config/rs6000/power7.md (power7-fp): Likewise.
7925 * config/rs6000/power8.md (power8-fp): Likewise.
7926 * config/rs6000/power9.md: New file.
7927 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
7928 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
7929 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
7931 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
7932 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7933 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
7934 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
7935 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
7936 dfp_dscri_<mode>): Change type attribute to dfp.
7937 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
7938 attribute to vecsimple.
7939 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
7940 and prefetch streams.
7941 (rs6000_option_override_internal): Remove temporary code setting
7942 tuning to power8. Don't set rs6000_sched_groups for power9.
7943 (last_scheduled_insn): Change to rtx_insn *.
7944 (divide_cnt, vec_load_pendulum): New variables.
7945 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
7946 (rs6000_issue_rate): Set issue rate for Power9.
7947 (is_power9_pairable_vec_type): New.
7948 (power9_sched_reorder2): New.
7949 (rs6000_sched_reorder2): Call new function for Power9 specific
7951 (insn_must_be_first_in_group): Remove Power9.
7952 (insn_must_be_last_in_group): Likewise.
7953 (force_new_group): Likewise.
7954 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
7955 Initialize divide_cnt/vec_load_pendulum.
7956 (_rs6000_sched_context, rs6000_init_sched_context,
7957 rs6000_set_sched_context): Handle context save/restore of new
7960 2016-06-28 Richard Biener <rguenther@suse.de>
7962 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
7963 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
7964 COMPONENT_REF operand.
7965 (nonoverlapping_component_refs_p): Likewise.
7966 * stor-layout.c (start_bitfield_representative): Mark
7967 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
7969 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7971 * Makefile.in: Don't cat ../stage_current if it does not exist.
7973 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
7974 last argument is a bit-field.
7976 PR rtl-optimization/71673
7977 * internal-fn.c (expand_arith_overflow_result_store): Use
7978 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
7979 expand_simple_binop.
7982 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
7983 expand_ifn_atomic_compare_exchange): New functions.
7984 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
7985 * tree.h (build_call_expr_internal_loc): Rename to ...
7986 (build_call_expr_internal_loc_array): ... this. Fix up type of
7988 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
7989 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
7990 ATOMIC_COMPARE_EXCHANGE result.
7991 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
7992 * gimple-fold.h (optimize_atomic_compare_exchange_p,
7993 fold_builtin_atomic_compare_exchange): New prototypes.
7994 * gimple-fold.c (optimize_atomic_compare_exchange_p,
7995 fold_builtin_atomic_compare_exchange): New functions..
7996 * tree-ssa.c (execute_update_addresses_taken): If
7997 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
7998 of call when finding addressable vars, and if such var becomes
7999 non-addressable, call fold_builtin_atomic_compare_exchange.
8001 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8004 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8005 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8007 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8009 * config/rs6000/rs6000.md ('type' attribute): Add
8010 veclogical,veccmpfx,vecexts,vecmove insn types.
8011 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8012 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8013 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8014 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8015 *nabs<mode>2_hw): Change type to vecmove.
8016 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8017 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8018 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8019 *ieee_128bit_vsx_abs<mode>2_internal,
8020 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8021 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8022 *ieee128_mtvsrd_32bit): Change type to veclogical.
8023 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8024 *movdi_internal32, *movdi_internal64): Update insn types.
8025 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8026 vsx_extract_<mode>): Change type to veclogical.
8027 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8028 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8029 *vsx_sign_extend_si_v2di): Change type to vecexts.
8030 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8032 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8033 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8034 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8035 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8036 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8037 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8038 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8039 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8040 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8041 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8042 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8043 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8044 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8045 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8046 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8047 (ppc7450-vecsimple): Add veclogical, vecmove.
8048 (ppc7450-veccmp): Add veccmpfx.
8049 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8051 (ppc8540_vector_compare): Add veccmpfx.
8052 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8053 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8054 (cell-vecsimple): Add veclogical, vecmove.
8055 (cell-veccmp): Add veccmpfx.
8056 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8057 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8059 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8060 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8061 (power4-vecsimple): Add veclogical, vecmove.
8062 (power4-veccmp): Add veccmpfx.
8063 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8064 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8065 (power6-vecsimple): Add veclogical, vecmove.
8066 (power6-veccmp): Add veccmpfx.
8067 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8068 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8069 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8070 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8071 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8072 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8073 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8075 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8077 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8080 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8081 OPTION_MASK_P9_DFORM_VECTOR.
8082 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8083 disable -mpower9-dform-vector when using reload.
8084 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8085 New 'strict' argument. Update all callers. Add strict addressing
8087 (rs6000_legitimate_offset_address_p): Remove call to
8088 virtual_stack_registers_memory_p.
8089 (rs6000_legitimize_reload_address): Add quad address support.
8090 (rs6000_legitimate_address_p): Move call to quad_address_p above
8091 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8092 to account for new strict usage.
8093 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8094 for new strict usage.
8095 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8097 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8104 * config/i386/i386.c (ix86_spill_class): Disable condition to
8105 always return NO_REGS.
8107 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8109 * predict.c: Include gimple-pretty-print.h
8110 (predicted_by_loop_heuristics_p): Check also
8111 PRED_LOOP_EXIT_WITH_RECURSION
8112 (predict_loops): Find self recursive calls and use special purpose
8113 predictors for them; dump log about decisions.
8114 (pass_profile::execute): Dump info about #of iterations.
8115 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8116 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8118 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8120 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8121 output_asm_insn calls and shorten long lines. Output .CALL
8122 argument descriptor using pa_output_arg_descriptor. Add various
8123 inline $$dyncall and other optimizations.
8124 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8126 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8128 PR tree-optimization/71643
8129 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8132 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8133 leak a bitmap if dep_bb is NULL.
8135 PR tree-optimization/71631
8136 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8137 to rewrite_expr_tree even if negate_result, move new_lhs var
8138 declaration and initialization earlier, for powi_result set afterwards
8139 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8140 if new_lhs != lhs, and don't shadow gsi var.
8142 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8144 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8145 Add in_loop parameter.
8146 (predict_loops): Add loop guard heuristics.
8147 * predict.def (PRED_LOOP_GUARD): New heuristics.
8149 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8151 * predict.c: Include ipa-utils.h
8152 (tree_bb_level_prediction): Predict recursive calls.
8153 (tree_estimate_probability_bb): Skip inexpensive calls for call
8155 * predict.def (PRED_RECURSIVE_CALL): New.
8157 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8159 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8160 (BU_FLOAT128_1): Likewise.
8162 (COPYSIGNQ): Likewise.
8163 (RS6000_BUILTIN_NANQ): Likewise.
8164 (RS6000_BUILTIN_NANSQ): Likewise.
8165 (RS6000_BUILTIN_INFQ): Likewise.
8166 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8167 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8168 (TARGET_FOLD_BUILTIN): New #define.
8169 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8170 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8171 (rs6000_fold_builtin): New target hook implementation, handling
8172 folding of 128-bit NaNs and infinities.
8173 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8174 entries are filled in to avoid problems during bootstrap
8175 self-test; define builtins for 128-bit NaNs and infinities.
8176 (rs6000_opt_mask): Add entry for float128.
8177 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8178 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8179 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8180 (const_str_type_node): New #define.
8181 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8182 to a define_expand that dispatches to either copysign<mode>3_soft
8183 or copysign<mode>3_hard.
8184 (copysign<mode>3_hard): Rename from copysign<mode>3.
8185 (copysign<mode>3_soft): New define_insn.
8186 * doc/extend.texi: Document new builtins.
8188 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8190 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8191 PRIu64 instead of lu.
8193 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8196 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8199 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8201 PR tree-optimization/71647
8202 * omp-low.c (lower_rec_input_clauses): Convert
8203 omp_clause_aligned_alignment (c) to size_type_node for the
8204 last argument of __builtin_assume_aligned.
8206 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8208 * configure.ac (calling ___tls_get_addr via GOT): New
8209 assembler/linker check.
8210 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8211 assembler and linker supports calling ___tls_get_addr via GOT.
8212 Otherise, defined to 0.
8213 * config.in: Regenerated.
8214 * configure: Likewise.
8215 * config/i386/constraints.md (Yb): New constraint.
8216 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8217 (REG_CLASS_NAMES): Likewise.
8218 (REG_CLASS_CONTENTS): Likewise.
8219 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8220 the b constraint with the Yb constraint. Call ___tls_get_addr
8221 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8223 (*tls_local_dynamic_base_32_gnu): Likewise.
8224 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8225 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8226 (*tls_local_dynamic_base_64_<mode>): Likewise.
8228 2016-06-24 Martin Liska <mliska@suse.cz>
8230 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8231 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8233 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8234 argument to true if the expected number of iterations is
8237 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8239 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8240 assemble for 32bit target.
8241 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8242 and $ld_ix86_gld_32_opt to link for 32bit target.
8243 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8244 * configure: Regenerate.
8246 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8248 * config/arm/arm.c (int_log2): Delete definition and prototype.
8249 (shift_op): Use exact_log2 instead of int_log2.
8250 (vfp3_const_double_for_fract_bits): Likewise.
8252 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8254 * internal-fn.c (expand_arith_set_overflow): New function.
8255 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8257 (expand_arith_overflow_result_store): Likewise. Handle precision
8258 smaller than mode precision.
8259 * tree-vrp.c (extract_range_basic): For imag part, handle
8260 properly signed 1-bit precision result.
8261 * doc/extend.texi (__builtin_add_overflow): Document that last
8262 argument can't be pointer to enumerated or boolean type.
8263 (__builtin_add_overflow_p): Document that last argument can't
8264 have enumerated or boolean type.
8266 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8267 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8269 * config/rs6000/predicates.md (splat_input_operand): Rework.
8270 Don't allow constants, since the insns that use this predicate
8271 don't support constants. Constants are handled by other insns
8272 that are created via combine. During and after register
8273 allocation, only allow indexed or indirect addresses, and not
8274 general addresses. Only allow modes supported by the hardware.
8275 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8276 comment. Move check for using VSPLTIS<x> to a common location,
8277 instead of doing it in two different places.
8279 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8281 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8282 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8283 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8284 signature_CENTAUR_ebx.
8286 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8290 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8291 (as_ix86_gas_32_opt): This.
8292 (ld_ix86_tls_ldm_opt): Renamed to ...
8293 (ld_ix86_gld_32_opt): This.
8294 (R_386_TLS_LDM reloc): Updated.
8295 (R_386_GOT32X reloc): New assembler/linker check.
8296 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8297 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8299 * config.in: Regenerated.
8300 * configure: Likewise.
8301 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8302 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8303 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8304 if ix86_force_load_from_GOT_p returns true.
8305 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8306 ix86_force_load_from_GOT_p returns true.
8307 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8308 the external function address via the GOT slot.
8309 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8310 HAVE_AS_IX86_GOT32X before returning false.
8311 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8312 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8314 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8316 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8318 2016-06-23 Andi Kleen <ak@linux.intel.com>
8320 * Makefile.in: Regenerate.
8321 * doc/install.texi: Document autoprofiledbootstrap.
8323 2016-06-23 Andi Kleen <ak@linux.intel.com>
8325 * config/i386/gcc-auto-profile: New file.
8327 2016-06-23 Martin Liska <mliska@suse.cz>
8330 * predict.c (predict_loops): Revert the hunk that was removed
8333 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8335 * config.gcc: Add support for arm*-*-phoenix* targets.
8336 * config/arm/t-phoenix: New.
8337 * config/phoenix.h: New.
8339 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8340 H.J. Lu <hongjiu.lu@intel.com>
8343 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8344 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8345 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8346 ix86_force_load_from_GOT_p returns true.
8347 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8348 ix86_force_load_from_GOT_p returns true.
8349 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8350 ix86_force_load_from_GOT_p returns true.
8351 (ix86_expand_move): Load the external function address via the
8352 GOT slot if ix86_force_load_from_GOT_p returns true.
8353 * config/i386/predicates.md (x86_64_immediate_operand): Return
8354 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8355 (x86_64_zext_immediate_operand): Ditto.
8357 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8359 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8361 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8364 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8365 * diagnostic.c (pedwarn_at_rich_loc): New function.
8366 * spellcheck.h (best_match::best_match): Add a
8367 "best_distance_so_far" optional parameter.
8368 (best_match::set_best_so_far): New method.
8369 (best_match::get_best_distance): New accessor.
8370 (best_match::get_best_candidate_length): New accessor.
8372 2016-06-22 Nick Clifton <nickc@redhat.com>
8374 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8375 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8376 modes are accepted as well.
8377 (ucompare_loc_descriptor): Likewise.
8378 (minmax_loc_descriptor): Likewise.
8379 (clz_loc_descriptor): Likewise.
8380 (popcount_loc_descriptor): Likewise.
8381 (bswap_loc_descriptor): Likewise.
8382 (rotate_loc_descriptor): Likewise.
8383 (mem_loc_descriptor): Likewise.
8384 (loc_descriptor): Likewise.
8386 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8388 * common.opt (fdiagnostics-parseable-fixits): New option.
8389 * diagnostic.c: Include "selftest.h".
8390 (print_escaped_string): New function.
8391 (print_parseable_fixits): New function.
8392 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8393 (selftest::assert_print_escaped_string): New function.
8394 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8395 (selftest::test_print_escaped_string): New function.
8396 (selftest::test_print_parseable_fixits_none): New function.
8397 (selftest::test_print_parseable_fixits_insert): New function.
8398 (selftest::test_print_parseable_fixits_remove): New function.
8399 (selftest::test_print_parseable_fixits_replace): New function.
8400 (selftest::diagnostic_c_tests): New function.
8401 * diagnostic.h (struct diagnostic_context): Add field
8402 "parseable_fixits_p".
8403 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8404 -fdiagnostics-parseable-fixits.
8405 (-fdiagnostics-parseable-fixits): New option.
8406 * opts.c (common_handle_option): Handle
8407 -fdiagnostics-parseable-fixits.
8408 * selftest-run-tests.c (selftest::run_tests): Call
8409 selftest::diagnostic_c_tests.
8410 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8412 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8414 PR tree-optimization/71488
8415 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8416 comparison of boolean vectors.
8417 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8418 of boolean vectors using bitwise operations.
8420 2016-06-22 Andreas Schwab <schwab@suse.de>
8422 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8425 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8427 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8429 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8431 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8434 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8436 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8437 * config/arm/arm-cores.def (cortex-a73): New entry.
8438 (cortex-a73.cortex-a35): Likewise.
8439 (cortex-a73.cortex-a53): Likewise.
8440 * config/arm/arm-tables.opt: Regenerate.
8441 * config/arm/arm-tune.md: Likewise.
8442 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8443 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8444 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8445 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8446 * doc/invoke.texi (ARM Options): Document cortex-a73,
8447 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8449 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8451 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
8452 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
8453 (cortex-a73.cortex-a35): Likewise.
8454 (cortex-a73.cortex-a53): Likewise.
8455 * config/aarch64/aarch64-tune.md: Regenerate.
8456 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
8457 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
8460 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8462 * configure.ac (gcc_cv_as_compress_debug): Remove
8463 --compress-debug-sections as extra as switch.
8464 Handle gas --compress-debug-sections=type.
8465 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
8466 Handle gld --compress-debug-sections=type.
8467 * configure: Regenerate.
8469 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
8471 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
8473 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
8475 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
8476 (do_rewrite): likewise.
8478 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8480 * common/config/mep/mep-common.c: Remove.
8481 * config.gcc: Remove mep-* support.
8482 * config/mep/constraints.md: Remove.
8483 * config/mep/default.h: Remove.
8484 * config/mep/intrinsics.h: Remove.
8485 * config/mep/intrinsics.md: Remove.
8486 * config/mep/ivc2-template.h: Remove.
8487 * config/mep/mep-c5.cpu: Remove.
8488 * config/mep/mep-core.cpu: Remove.
8489 * config/mep/mep-default.cpu: Remove.
8490 * config/mep/mep-ext-cop.cpu: Remove.
8491 * config/mep/mep-intrin.h: Remove.
8492 * config/mep/mep-ivc2.cpu: Remove.
8493 * config/mep/mep-pragma.c: Remove.
8494 * config/mep/mep-protos.h: Remove.
8495 * config/mep/mep.c: Remove.
8496 * config/mep/mep.cpu: Remove.
8497 * config/mep/mep.h: Remove.
8498 * config/mep/mep.md: Remove.
8499 * config/mep/mep.opt: Remove.
8500 * config/mep/predicates.md: Remove.
8501 * config/mep/t-mep: Remove.
8502 * doc/install.texi: Remove mep-* documentation.
8503 * doc/md.texi: Likewise.
8505 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8507 * config.gcc: Remove support for avr-rtems.
8508 * config/avr/gen-avr-mmcu-specs.c: Likewise.
8509 * config/avr/rtems.h: Remove.
8510 * config/avr/t-rtems: Remove.
8512 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8514 * config.gcc: Remove m32r-rtems support.
8515 * config/m32r/rtems.h: Remove.
8517 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8519 * config.gcc: Remove h8300-rtems support.
8520 * config/h8300/rtems.h: Remove.
8521 * config/h8300/t-rtems: Remove.
8523 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8525 * config.gcc: Remove support for knetbsd.
8526 * configure.ac: Likewise.
8527 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
8528 * config/knetbsd-gnu.h: Remove.
8529 * configure: Regenerate.
8531 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8533 * config.gcc: Remove support for openbsd 2 and 3.
8534 * config/openbsd-oldgas.h: Remove.
8536 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8538 * config.gcc: Remove interix support.
8539 * config/i386/i386-interix.h: Remove.
8540 * config/i386/interix.opt: Remove.
8541 * config/i386/t-interix: Remove.
8542 * configure: Regenerate.
8543 * configure.ac: Remove interix support.
8544 * doc/install.texi: Remove interix documentation.
8546 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8548 * config/rs6000/rs6000.h: Add conditional preprocessing directives
8549 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
8552 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8554 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
8555 they are both PLACEHOLDER_EXPRs.
8557 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8559 * stor-layout.c (layout_type): Move setting complex MODE to
8560 layout_type, instead of setting it ahead of time by the caller.
8561 * tree.c (build_complex_type): Likewise.
8563 2016-06-21 Martin Liska <mliska@suse.cz>
8565 * predict.c (force_edge_cold): Replace imposisble with
8568 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8570 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
8571 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
8573 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8575 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
8577 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
8578 Ilya Enkovich <ilya.enkovich@intel.com>
8581 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8582 New member function to convert V1TImode register to SUBREG
8583 TImode in debug insn.
8584 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
8585 after changing register mode to V1TImode.
8587 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
8589 * config/aarch64/aarch64-cores.def (vulcan): New core.
8590 * config/aarch64/aarch64-tune.md: Regenerate.
8591 * doc/invoke.texi: Document vulcan as an available option.
8593 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8595 * cse.c (canon_asm_operands): New function extracted from...
8596 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
8597 either standalone or member of a PARALLEL.
8599 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8602 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
8603 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
8604 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
8606 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8609 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
8610 constant addresses if can_create_pseudo_p.
8612 2016-06-21 Jakub Jelinek <jakub@redhat.com>
8614 PR tree-optimization/71588
8615 * tree-ssa-strlen.c (valid_builtin_call): New function.
8616 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
8619 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8622 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
8623 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
8624 for conversion of scalar user var to complex type and use the
8625 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
8628 PR rtl-optimization/71591
8629 * toplev.c (toplev::run_self_tests): If no_backend, complain and
8630 don't run any tests.
8632 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
8635 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
8636 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
8637 space for PIC with non-v32 and the common non-PIC "jump".
8639 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8642 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
8643 returned values and add UN*/LTGT/*ORDERED cases with values matching
8644 D operand modifier on vcmp for AVX.
8646 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8648 * config/aarch64/aarch64.opt
8649 (mpc-relative-literal-loads): Rename internal option name.
8650 * config/aarch64/aarch64.c
8651 (aarch64_nopcrelative_literal_loads): Rename to
8652 aarch64_pcrelative_literal_loads.
8653 (aarch64_expand_mov_immediate): Likewise.
8654 (aarch64_secondary_reload): Likewise.
8655 (aarch64_can_use_per_function_literal_pools_p): Likewise.
8656 (aarch64_override_options_after_change_1): Rename and simplify logic.
8657 (aarch64_classify_symbol): Merge large model checks into switch,
8658 remove pc-relative load check.
8660 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8662 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
8663 costs relative to the cost of a register move.
8665 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8667 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
8668 (vcvt_n_f64_u64): Likewise.
8669 (vcvt_n_s64_f64): Likewise.
8670 (vcvt_n_u64_f64): Likewise.
8671 (vcvt_f64_s64): Likewise.
8672 (vrecpe_f64): Likewise.
8673 (vcvt_f64_u64): Likewise.
8674 (vrecps_f64): Likewise.
8676 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8678 * config/aarch64/aarch64.md
8679 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
8681 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
8683 * config/aarch64/aarch64-builtins.c
8684 (aarch64_types_binop_uss_qualifiers): Delete.
8685 (TYPES_BINOP_USS): Likewise.
8686 (aarch64_types_binop_sus_qualifiers): Likewise.
8687 (TYPES_BINOP_SUS): Likewise.
8688 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
8689 (TYPES_FCVTIMM_SUS): Likewise.
8690 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
8692 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
8693 (fcvtzs): Use SHIFTIMM rather than BINOP.
8694 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
8696 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8698 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
8699 costs relative to the cost of a register move.
8701 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8703 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
8704 Allow scalar/single vector modes to be tieable.
8706 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8708 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
8710 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8712 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
8714 * tree.h (TYPE_ALIGN): Likewise.
8716 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8719 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
8721 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8723 * config/avr/avr.c (avr_print_operand): Fix "format not a string
8724 literal" build warnings.
8725 (avr_print_operand_address): Dito.
8727 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
8730 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
8731 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
8733 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
8735 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
8737 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
8740 * reload1.c (reload): Pass 0 to finish_spills when called because
8741 update_eliminables_and_spill returns true and remove did_spill.
8742 (finish_spills): Adjust comment and document GLOBAL parameter.
8744 2016-06-17 DJ Delorie <dj@redhat.com>
8747 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
8748 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
8749 (umulqihi3_virt): Likewise.
8750 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
8751 (umulqihi3_real): Likewise.
8753 2016-06-17 Martin Liska <mliska@suse.cz>
8755 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
8757 2016-06-17 Martin Liska <mliska@suse.cz>
8759 * predict.def: PRED_LOOP_EXIT from 92 to 85.
8761 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
8763 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
8765 (vaddq_f32): Likewise.
8766 (vmul_f32): Likewise.
8767 (vmulq_f32): Likewise.
8768 (vsub_f32): Likewise.
8769 (vsubq_f32): Likewise.
8771 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8773 PR tree-optimization/71347
8774 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
8775 cost for all uses in group.
8777 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8779 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
8780 insert gimple seq if it's not empty.
8782 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8784 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
8786 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
8788 (comp_dr_with_seg_len_pair): Ditto.
8789 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
8790 struct dr_with_seg_len_pair against DR_OFFSET.
8791 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
8794 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
8796 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
8798 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
8800 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
8801 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
8802 (pa_output_millicode_call): Likewise.
8803 (pa_output_call): Likewise.
8804 (pa_output_indirect_call): Likewise.
8805 (pa_asm_output_mi_thunk): Likewise.
8807 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8809 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
8811 2016-06-16 Martin Liska <mliska@suse.cz>
8813 * predict.c (combine_predictions_for_insn): When we find a first
8814 match predictor, we should consider just predictors with
8815 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
8816 DS theory predictor.
8817 (combine_predictions_for_bb): Likewise.
8819 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8821 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
8822 with base of reference to struct.
8824 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8826 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
8828 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8831 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
8832 progmem_swtable_section.
8833 (progmem_swtable_section): Remove.
8834 (avr_asm_function_rodata_section): Remove.
8835 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8836 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
8838 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
8840 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8841 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
8842 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
8843 signature_CENTAUR_ebx.
8844 * config/i386/i386.c (ix86_option_override_internal): Add
8845 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
8846 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
8847 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
8849 2016-06-16 Martin Liska <mliska@suse.cz>
8851 * predict.def: Add fortran loop preheader predictor.
8852 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
8853 fold IFN_BUILTIN_EXPECT with a known constant argument.
8855 2016-06-16 Martin Liska <mliska@suse.cz>
8857 * predict.def: Add 'Fortran' to display text of all
8858 PRED_FORTRAN_* predictors.
8860 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8863 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
8864 [IA64_BUILTIN_NANSQ]: Ditto.
8865 (ia64_fold_builtin): New function.
8866 (TARGET_FOLD_BUILTIN): New define.
8867 (ia64_init_builtins) Declare const_string_type node.
8868 Add __builtin_nanq and __builtin_nansq builtin functions.
8869 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
8871 2016-06-16 Nick Clifton <nickc@redhat.com>
8873 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
8874 MSP430_HWMULT_ prefix to enum values.
8875 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
8876 * config/msp430/msp430.c: Update use of enum values.
8877 * config/msp430/msp430.md: Likewise.
8878 * config/msp430/msp430.opt: Likewise.
8880 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
8882 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
8883 of comparsions in the last iteration.
8885 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8886 Joern Rennecke <joern.rennecke@embecosm.com>
8888 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
8890 (arc_needs_pcl_p): Add GOTOFFPC.
8891 (arc_legitimate_pic_addr_p): Likewise.
8892 (arc_output_pic_addr_const): Likewise.
8893 (arc_legitimize_pic_address): Generate a pc-relative address using
8895 (arc_output_libcall): Use @pcl syntax.
8896 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
8897 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
8898 (*movsi_insn): Use @pcl syntax.
8899 (doloop_begin_i): Likewise.
8901 2016-06-16 Martin Liska <mliska@suse.cz>
8903 * predict.def: Define a new predictor.
8905 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8907 * config/arc/arc.opt (mtp-regno): Update text.
8909 2016-06-16 Renlin Li <renlin.li@arm.com>
8911 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
8913 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8916 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
8917 (setcc + and peephole2): Likewise.
8919 PR rtl-optimization/71532
8920 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
8923 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8925 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
8926 DImode constants with XXSPLTIB in vector registers.
8927 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
8928 vsx_extract_<mode>_internal{1,2} into a single insn that handles
8929 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
8930 extraction of the element at the top of the register as a scalar
8932 (vsx_extract_<mode>_internal1): Likewise.
8933 (vsx_extract_<mode>_internal2): Likewise.
8934 * config/rs6000/constraints.md (wi constraint): Remove a comment
8935 about DImode not being allowed in Altivec registers.
8936 (wB constraint): New constraint for constants that can be
8937 generated in Altivec registers with VSPLTISW/VUPKHSW.
8938 * config/rs6000/predicates.md (xxspltib_constant_split): Update
8940 (xxspltib_constant_nosplit): Likewise.
8941 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
8942 support for -mupper-regs-di to enable DImode to go into Altivec
8944 (POWERPC_MASKS): Likewise.
8945 (power7 cpu): Likewise.
8946 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
8947 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
8948 for DImode being allowed in Altivec registers. Update wi/wj
8949 constraints. Set scalar_in_vmx_p flag.
8950 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
8951 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
8952 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
8953 (rs6000_opt_masks): Add -mupper-regs-di.
8954 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
8955 direct move to use wi and not wj.
8957 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
8959 (floatunssi<mode>2_lfiwzx_mem): Likewise.
8960 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
8961 any VSX register, instead of just Altivec registers, to allow
8962 either operand to be an Altivec register or both.
8963 (fixuns_trunc<mode>di2_fctiduz): Likewise.
8964 (movdi_internal32): Add support for -mupper-regs-di. Add support
8965 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
8966 the alternatives and attributes to be lined up to be easier to
8968 (movdi_internal64): Likewise.
8969 (64-bit DImode splitters): Change predicates to only split loading
8970 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
8971 load constants in ISA 3.0 or ISA 2.07 respectively.
8972 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8973 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
8974 mention -mcpu=power9 sets these options.
8975 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
8978 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8981 * config/avr/avr.c (avr_set_current_function): Warn misspelled
8982 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
8983 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
8984 by default to warn misspelled interrupt/ signal handler.
8985 * doc/invoke.texi (AVR Options): Document it. Update description
8986 for -nodevicelib option.
8988 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8990 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
8991 up parentheses. Use GET_MODE_UNIT_BITSIZE.
8992 (aarch64_<sur>shll2_n<mode>): Likewise.
8994 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
8997 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
8998 DECL_CONTEXT for copied arguments.
9000 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9002 PR tree-optimization/71483
9003 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9006 2016-06-15 Martin Liska <mliska@suse.cz>
9008 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9009 instead of predict_edge w/o a probability.
9011 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9013 PR tree-optimization/71439
9014 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9017 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9019 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9020 register subregs in SET_SRC.
9022 2016-06-15 Richard Biener <rguenther@suse.de>
9024 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9027 2016-06-15 Richard Biener <rguenther@suse.de>
9029 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9030 not consider dependences between accesses that belong to the
9032 (vect_analyze_data_ref_dependences): Do not analyze read-read
9033 or self-dependences.
9035 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9037 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9039 (find_closest_identifier): Reimplement in terms of
9040 best_match<tree,tree>.
9041 * spellcheck-tree.h: New file.
9042 * spellcheck.c (struct edit_distance_traits<const char *>): New
9044 (find_closest_string): Reimplement in terms of
9045 best_match<const char *, const char *>.
9046 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9047 overload to spellcheck-tree.h.
9048 (find_closest_identifier): Likewise.
9049 (struct edit_distance_traits<T>): New template.
9050 (class best_match): New class.
9052 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9054 * selftest-run-tests.c (selftest::run_tests): Call
9055 selftest::spellcheck_tree_c_tests.
9056 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9057 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9058 (selftest::test_find_closest_identifier): New function.
9059 (selftest::spellcheck_tree_c_tests): New function.
9060 * spellcheck.c (selftest::test_find_closest_string): Verify that
9061 the order of the vec does not affect the results for this case.
9062 (selftest::test_data): New array.
9063 (selftest::test_metric_conditions): New function.
9064 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9065 Call selftest::test_metric_conditions.
9067 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9069 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9070 (BU_P9_MISC_1): Likewise.
9071 (BU_P9_64BIT_MISC_0): Likewise.
9072 (BU_P9_MISC_0): Likewise.
9074 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9076 * gcc-rich-location.c
9077 (gcc_rich_location::add_fixit_misspelled_id): New method.
9078 * gcc-rich-location.h
9079 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9081 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9083 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9084 FreeBSD 11 and above.
9086 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9088 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9090 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9092 * expmed.h: Close parenthesis in "at your option" in copyright
9094 * lower-subreg.h: Likewise.
9096 2016-06-14 Richard Biener <rguenther@suse.de>
9099 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9102 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9104 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9106 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9108 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9110 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9111 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9113 2016-06-14 Richard Biener <rguenther@suse.de>
9115 PR tree-optimization/71522
9116 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9117 copying into float copying.
9119 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9121 PR tree-optimization/71520
9122 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9123 (replace_block_by): Move user labels from bb1 to bb2.
9125 2016-06-14 Richard Biener <rguenther@suse.de>
9129 * expr.h (get_bit_range): Declare.
9130 * expr.c (get_bit_range): Export.
9131 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9132 word_mode again to constrain the bitfield access.
9134 2016-06-14 Richard Biener <rguenther@suse.de>
9136 PR tree-optimization/71521
9137 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9138 division int_const_binop against zero divisor.
9140 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9142 * config/i386/i386.md (signbittf2): New expander.
9143 * config/i386/sse.md (ptesttf2): New insn pattern.
9145 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9148 * input.c (selftest::test_reading_source_line): Avoid reading from
9149 __FILE__ by creating a tempfile with known content and reading
9152 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9154 * pretty-print.c (assert_pp_format_colored): Skip the test if
9156 (test_pp_format): Remove comment about GCC_COLORS.
9158 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9160 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9161 * pretty-print.c (assert_pp_format_va): Add location param and use
9162 it with ASSERT_STREQ_AT.
9163 (assert_pp_format): Add location param and pass it to
9164 assert_pp_format_va.
9165 (assert_pp_format_colored): Likewise.
9166 (ASSERT_PP_FORMAT_1): New.
9167 (ASSERT_PP_FORMAT_2): New.
9168 (ASSERT_PP_FORMAT_3): New.
9169 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9170 explicitly, or implicitly via the above macros.
9171 * selftest.c (selftest::pass): Use a selftest::location rather
9173 (selftest::fail): Likewise. Print the function name.
9174 (selftest::fail_formatted): Likewise.
9175 (selftest::assert_streq): Use a selftest::location rather than
9177 * selftest.h (selftest::location): New struct.
9178 (SELFTEST_LOCATION): New macro.
9179 (selftest::pass): Accept a const location & rather than file
9181 (selftest::fail): Likewise.
9182 (selftest::fail_formatted): Likewise.
9183 (selftest::assert_streq): Likewise.
9184 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9185 (ASSERT_FALSE): Likewise.
9186 (ASSERT_EQ): Likewise.
9187 (ASSERT_NE): Likewise.
9188 (ASSERT_STREQ): Likewise.
9189 (ASSERT_PRED1): Likewise.
9190 (ASSERT_STREQ_AT): New macro.
9192 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9194 * selftest.c (selftest::fail_formatted): New function.
9195 (selftest::assert_streq): New function.
9196 * selftest.h (selftests::fail_formatted): New decl.
9197 (selftest::assert_streq): New decl.
9198 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9200 2016-06-13 Jeff Law <law@redhat.com>
9202 PR tree-optimization/71403
9203 * tree-ssa-threadbackward.c
9204 (convert_and_register_jump_thread_path): No longer accept reference
9205 to path. Do not pop items off the path anymore.
9206 (fsm_find_control_statement_thread_paths): Do not allow threading
9207 to a deeper loop nest. Pop the last item off the path here rather
9208 than in convert_and_register_jump_thread_path.
9210 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9211 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9213 [AArch64] Emit division using the Newton series
9215 * config/aarch64/aarch64-protos.h
9216 (cpu_approx_modes): Add new member "division".
9217 (aarch64_emit_approx_div): Declare new function.
9218 * config/aarch64/aarch64.c
9219 (generic_approx_modes): New member "division".
9220 (exynosm1_approx_modes): Likewise.
9221 (xgene1_approx_modes): Likewise.
9222 (aarch64_emit_approx_div): Define new function.
9223 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9224 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9225 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9226 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9228 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9229 Wilco Dijkstra <wilco.dijkstra@arm.com>
9231 [AArch64] Emit square root using the Newton series
9233 * config/aarch64/aarch64-protos.h
9234 (aarch64_emit_approx_rsqrt): Replace with new function
9235 "aarch64_emit_approx_sqrt".
9236 (cpu_approx_modes): New member "sqrt".
9237 * config/aarch64/aarch64.c
9238 (generic_approx_modes): New member "sqrt".
9239 (exynosm1_approx_modes): Likewise.
9240 (xgene1_approx_modes): Likewise.
9241 (aarch64_emit_approx_rsqrt): Replace with new function
9242 "aarch64_emit_approx_sqrt".
9243 (aarch64_override_options_after_change_1): Handle new option.
9244 * config/aarch64/aarch64-simd.md
9245 (rsqrt<mode>2): Use new function instead.
9246 (sqrt<mode>2): New expansion and insn definitions.
9247 * config/aarch64/aarch64.md: Likewise.
9248 * config/aarch64/aarch64.opt
9249 (mlow-precision-sqrt): Add new option description.
9250 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9252 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9254 [AArch64] Add more choices for the reciprocal square root approximation
9256 Allow a target to prefer such operation depending on the operation mode.
9258 * config/aarch64/aarch64-protos.h
9259 (AARCH64_APPROX_MODE): New macro.
9260 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9261 (cpu_approx_modes): New structure.
9262 (tune_params): New member "approx_modes".
9263 * config/aarch64/aarch64-tuning-flags.def
9264 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9265 * config/aarch64/aarch64.c
9266 (generic_approx_modes): New core "cpu_approx_modes" structure.
9267 (exynosm1_approx_modes): Likewise.
9268 (xgene1_approx_modes): Likewise.
9269 (generic_tunings): New member "approx_modes".
9270 (cortexa35_tunings): Likewise.
9271 (cortexa53_tunings): Likewise.
9272 (cortexa57_tunings): Likewise.
9273 (cortexa72_tunings): Likewise.
9274 (exynosm1_tunings): Likewise.
9275 (thunderx_tunings): Likewise.
9276 (xgene1_tunings): Likewise.
9277 (use_rsqrt_p): New argument for the mode and use new member from
9279 (aarch64_builtin_reciprocal): Devise mode from builtin.
9280 (aarch64_optab_supported_p): New argument for the mode.
9281 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9283 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9285 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9286 RS6000_BTM_MODULO flag into the set of flags that are considered
9287 to be part of the common configuration.
9289 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9291 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9292 difference unsigned.
9293 (vec_absdb): New macro for vector absolute difference unsigned
9295 (vec_absdh): New macro for vector absolute difference unsigned
9297 (vec_absdw): New macro for vector absolute difference unsigned word.
9298 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9299 (vadu<mode>3): New insn.
9300 (*p9_vadu<mode>3): New insn.
9301 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9303 (vaduh): New built-in definition.
9304 (vaduw): New built-in definition.
9305 (vadu): New overloaded built-in definition.
9306 (vadub): New overloaded built-in definition.
9307 (vaduh): New overloaded built-in definition.
9308 (vaduw): New overloaded built-in definition.
9309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9310 overloaded vector absolute difference unsigned functions.
9311 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9312 the ISA 3.0 vector absolute difference unsigned built-in functions.
9314 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9316 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9317 update shared_lookup_references only once after changing operands.
9319 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9322 * tree-nested.c (convert_nonlocal_omp_clauses)
9323 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9325 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9326 * tree.def (CASE_LABEL_EXPR): Likewise.
9328 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9331 * input.c (test_builtins): Fix an assertion.
9333 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9335 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9338 (isinf<mode>2): Ditto.
9340 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9342 * ggc-tests.c (test_finalization): Only test need_finalization_p
9343 for GCC_VERSION >= 4003.
9345 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9347 * config/s390/vecintrin.h: Fix file description in comment.
9349 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9351 * config/s390/s390-builtin-types.def: Change builtin type naming
9352 scheme to match builtin-types.def.
9354 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9356 * fold-const.c (optimize_minmax_comparison): Remove.
9357 (fold_comparison): Remove call to the above.
9358 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9359 New transformations.
9361 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9363 PR tree-optimization/71416
9364 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9367 2016-06-13 Martin Liska <mliska@suse.cz>
9369 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9370 (combine_predictions_for_insn): Likewise.
9371 (prune_predictions_for_bb): Likewise.
9372 (combine_predictions_for_bb): Likewise.
9374 2016-06-13 Richard Biener <rguenther@suse.de>
9376 PR tree-optimization/71505
9377 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9378 assert match comment.
9380 2016-06-13 Marek Polacek <polacek@redhat.com>
9383 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9384 gimplify_switch_expr.
9385 (warn_switch_unreachable_r): New function.
9387 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9390 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9393 2016-06-13 Richard Biener <rguenther@suse.de>
9396 * fold-const.c (fold_unary_loc): Preserve alignment when
9397 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9399 2016-06-13 Martin Liska <mliska@suse.cz>
9402 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9403 w/ -fsanitize=bounds.
9405 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9407 * config/i386/i386.c (ix86_init_builtins): Calculate
9408 FLOAT128_FTYPE_CONST_STRING function type only once.
9409 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9410 built-in functions are available for x86-32 and x86-64 targets.
9412 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9415 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9417 (FLOAT128_FTYPE_CONST_STRING): New function type.
9418 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9419 [IX86_BUILTIN_NANSQ]: Ditto.
9420 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9421 (ix86_init_builtin_types): Declare const_string_type_node.
9422 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9424 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9425 * doc/extend.texi (x86 Built-in Functions): Document
9426 __builtin_nanq and __builtin_nansq.
9428 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9431 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9432 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9433 length for pop patterns.
9434 (arm_attr_length_push_multi): Update comments.
9435 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9437 (*pop_multiple_with_writeback_and_return): Likewise.
9438 (*pop_multiple_with_return): Likewise.
9440 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9443 * fold-const.c (optimize_bit_field_compare): Don't try to use
9444 word_mode unconditionally for reading the bit field, look at
9445 DECL_BIT_FIELD_REPRESENTATIVE instead.
9447 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9450 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
9451 vector integer type.
9453 2016-06-10 Jakub Jelinek <jakub@redhat.com>
9456 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
9457 without LABEL_DECL, set *handled_ops_p to false instead of true.
9459 2016-06-10 Martin Sebor <msebor@redhat.com>
9462 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
9463 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
9464 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
9466 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9467 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
9468 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
9469 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
9470 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
9471 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
9472 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
9473 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
9475 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9477 * config/arm/arm.h (pool_vector_label,
9478 return_used_this_function): Remove.
9480 2016-06-10 Jeff Law <law@redhat.com>
9482 PR tree-optimization/71335
9483 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
9484 zero length paths here.
9485 (convert_and_register_jump_thread_path): Remove hacks related to
9486 duplicated blocks in the jump thread path.
9487 (fsm_find_control_statement_thread_paths): Avoid putting the same
9488 block on the thread path twice, but ensure the thread path is
9489 unchanged from the caller's point of view.
9491 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9493 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
9494 * predict.def (PRED_LOOP_BRANCH): Remove.
9496 2016-06-10 David Malcolm <dmalcolm@redhat.com>
9498 * Makefile.in (OBJS): Add ggc-tests.o.
9499 (GTFILES): Add ggc-tests.c.
9500 * ggc-tests.c: New file.
9501 * selftest-run-tests.c (selftest::run_tests): Call
9502 selftest::ggc_tests_c_tests.
9503 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
9505 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
9507 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
9509 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
9512 * varasm.c (place_block_symbol): Adjust alignment for asan protected
9513 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
9515 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9517 * profile.c: Include cfgloop.h.
9518 (branch_prob): Compute estimated number of iterations.
9519 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
9520 recompute estimate number of iterations from profile.
9522 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9525 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
9526 must be grouped on top of stack. Don't force early clobber
9527 on ordinary reg outputs.
9529 2016-06-10 Richard Biener <rguenther@suse.de>
9531 * targhooks.c (default_builtin_vectorization_cost): Adjust
9534 2016-06-10 Richard Biener <rguenther@suse.de>
9536 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
9537 to fold the RHS to a constant if possible.
9539 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
9542 * tree-nested.c (convert_nonlocal_omp_clauses)
9543 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
9544 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
9545 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
9547 * gimplify.c (gimplify_adjust_omp_clauses): Discard
9549 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
9551 * omp-low.c (scan_sharing_clauses): Don't expect
9554 2016-06-10 Alan Hayward <alan.hayward@arm.com>
9556 PR tree-optimization/71407
9557 PR tree-optimization/71416
9558 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
9561 2016-06-10 Richard Biener <rguenther@suse.de>
9564 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
9566 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
9568 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
9570 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
9571 Jiong Wang <jiong.wang@arm.com>
9573 PR rtl-optimization/70751
9574 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
9575 spilled into memory.
9577 2016-06-09 Jonathan Yong <10walls@gmail.com>
9580 2015-09-21 Jonathan Yong <10walls@gmail.com>
9582 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
9583 sysroot/usr/lib/32api for additional win32 libraries,
9584 fixes failing Cygwin bootstrapping.
9586 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
9588 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
9591 2016-06-09 David Malcolm <dmalcolm@redhat.com>
9594 * pretty-print.c (pp_indent): Specify that %p is printed in a
9595 host-dependent manner.
9596 (test_pp_format): Remove the test for %p.
9598 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
9600 * config/mips/mips.c (mips_output_jump): Fix formatting.
9602 2016-06-09 Richard Biener <rguenther@suse.de>
9604 PR tree-optimization/71462
9605 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
9608 2016-06-09 Martin Liska <mliska@suse.cz>
9610 * predict.c (dump_prediction): Add new argument.
9611 (enum predictor_reason): New enum.
9612 (struct predictor_hash): New struct.
9613 (predictor_hash::hash): New function.
9614 (predictor_hash::equal): Likewise.
9615 (not_removed_prediction_p): New function.
9616 (prune_predictions_for_bb): Likewise.
9617 (combine_predictions_for_bb): Prune predictions.
9619 2016-06-09 Martin Liska <mliska@suse.cz>
9621 * predict.c (filter_predictions): New function.
9622 (remove_predictions_associated_with_edge): Use the filter
9624 (equal_edge_p): New function.
9626 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
9628 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
9629 Correct usage of @samp vs @option, add @samp where appropriate.
9630 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
9631 Add armv6s-m and document it, as it is no official ARM name.
9633 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9635 * ifcvt.c (struct noce_if_info): Add transform_name field.
9636 (noce_try_move): Set if_info->transform_name to the function name.
9637 (noce_try_ifelse_collapse): Likewise.
9638 (noce_try_store_flag): Likewise.
9639 (noce_try_inverse_constants): Likewise.
9640 (noce_try_store_flag_constants): Likewise.
9641 (noce_try_addcc): Likewise.
9642 (noce_try_store_flag_mask): Likewise.
9643 (noce_try_cmove): Likewise.
9644 (noce_try_cmove_arith): Likewise.
9645 (noce_try_minmax): Likewise.
9646 (noce_try_abs): Likewise.
9647 (noce_try_sign_mask): Likewise.
9648 (noce_try_bitop): Likewise.
9649 (noce_convert_multiple_sets): Likewise.
9650 (noce_process_if_block): Print if_info->transform_name to
9651 dump_file if transformation succeeded.
9653 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9655 * config/arm/cortex-a57.md (cortex_a57_alu):
9658 2016-06-08 Martin Sebor <msebor@redhat.com>
9659 Jakub Jelinek <jakub@redhat.com>
9663 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
9664 BUILT_IN_MUL_OVERFLOW_P): New builtins.
9665 * builtins.c: Include gimple-fold.h.
9666 (fold_builtin_arith_overflow): Handle
9667 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
9668 (fold_builtin_3): Likewise.
9669 * doc/extend.texi (Integer Overflow Builtins): Document
9670 __builtin_{add,sub,mul}_overflow_p.
9672 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
9674 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
9675 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
9677 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
9679 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
9680 Rewrite, looking one level down for records and arrays.
9682 2016-06-08 David Malcolm <dmalcolm@redhat.com>
9684 * pretty-print.c: Include "selftest.h".
9685 (pp_format): Fix comment.
9686 (identifier_to_locale): Likewise.
9687 (selftest::test_basic_printing): New function.
9688 (selftest::assert_pp_format): New function.
9689 (selftest::test_pp_format): New function.
9690 (selftest::pretty_print_c_tests): New function.
9691 * selftest-run-tests.c (selftest::run_tests): Call
9692 selftest::pretty_print_c_tests.
9693 * selftest.h (pretty_print_c_tests): New declaration.
9695 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9697 * invoke.texi (max-loop-headers-insns): Document.
9698 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
9699 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
9700 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
9702 2016-06-08 Richard Biener <rguenther@suse.de>
9704 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
9705 on strided SLP loads and fall back to scalar loads in case
9706 we can't chunk them.
9708 2016-06-08 Richard Biener <rguenther@suse.de>
9710 PR tree-optimization/71452
9711 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
9712 type used for the SSA rewrite has enough precision to cover
9713 the dynamic type of the location.
9715 2016-06-08 Jakub Jelinek <jakub@redhat.com>
9716 Richard Biener <rguenther@suse.de>
9719 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
9720 the same as DECL_P (base0) for indirect_base0. Use equality_code
9721 in one further place.
9723 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
9725 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
9726 to one word if the field is known to overlap other words.
9727 (extract_bit_field_1): Likewise.
9728 (store_split_bit_field): Remove compensating code.
9729 (extract_split_bit_field): Likewise.
9731 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
9735 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
9737 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9739 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
9741 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
9742 (arch64_addpv4sf): Delete.
9743 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
9744 "gen_aarch64_addpv4sf".
9745 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
9747 (vpadds_f32): Likewise.
9748 (vpaddq_f32): Likewise.
9749 (vpaddq_f64): Likewise.
9751 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9753 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
9755 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
9756 to VALLF. Rename to "fabd<mode>3".
9757 "*fabd_scalar<mode>3): Delete.
9758 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
9760 (vabdd_f64): Likewise.
9761 (vabd_f32): Likewise.
9762 (vabd_f64): Likewise.
9763 (vabdq_f32): Likewise.
9764 (vabdq_f64): Likewise.
9766 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9768 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
9770 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
9771 "aarch64_rsqrts<mode>".
9772 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
9773 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
9775 (vrsqrtsd_f64): Likewise.
9776 (vrsqrts_f32): Likewise.
9777 (vrsqrts_f64): Likewise.
9778 (vrsqrtsq_f32): Likewise.
9779 (vrsqrtsq_f64): Likewise.
9781 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9783 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
9785 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
9786 "aarch64_rsqrte<mode>".
9787 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
9788 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
9790 (vrsqrted_f64): Likewise.
9791 (vrsqrte_f32): Likewise.
9792 (vrsqrte_f64): Likewise.
9793 (vrsqrteq_f32): Likewise.
9794 (vrsqrteq_f64): Likewise.
9796 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9798 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
9802 * config/aarch64/aarch64-simd.md
9803 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
9804 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
9805 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
9807 (vcvt_n_f32_u32): Likewise.
9808 (vcvt_n_s32_f32): Likewise.
9809 (vcvt_n_u32_f32): Likewise.
9810 (vcvtq_n_f32_s32): Likewise.
9811 (vcvtq_n_f32_u32): Likewise.
9812 (vcvtq_n_f64_s64): Likewise.
9813 (vcvtq_n_f64_u64): Likewise.
9814 (vcvtq_n_s32_f32): Likewise.
9815 (vcvtq_n_s64_f64): Likewise.
9816 (vcvtq_n_u32_f32): Likewise.
9817 (vcvtq_n_u64_f64): Likewise.
9818 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
9819 (VSDQ_SDI): Likewise.
9820 (fcvt_target): Support V4DI, V4SI and V2SI.
9821 (FCVT_TARGET): Likewise.
9823 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9825 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
9826 (TYPES_BINOP_SUS): Likewise.
9827 (aarch64_simd_builtin_data): Update include file name.
9828 (aarch64_builtins): Likewise.
9829 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
9830 for conversion between scalar float-point and fixed-point.
9834 * config/aarch64/aarch64.md
9835 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
9836 pattern for conversion between scalar float to fixed-pointer.
9837 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
9838 (UNSPEC_FCVTZS): New UNSPEC enumeration.
9839 (UNSPEC_FCVTZU): Likewise.
9840 (UNSPEC_SCVTF): Likewise.
9841 (UNSPEC_UCVTF): Likewise.
9842 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
9844 (vcvtd_n_f64_u64): Likewise.
9845 (vcvtd_n_s64_f64): Likewise.
9846 (vcvtd_n_u64_f64): Likewise.
9847 (vcvtd_n_f32_s32): Likewise.
9848 (vcvts_n_f32_u32): Likewise.
9849 (vcvtd_n_s32_f32): Likewise.
9850 (vcvts_n_u32_f32): Likewise.
9851 * config/aarch64/iterators.md (fcvt_target): Support integer to float
9853 (FCVT_TARGET): Likewise.
9854 (FCVT_FIXED2F): New iterator.
9855 (FCVT_F2FIXED): Likewise.
9856 (fcvt_fixed_insn): New define_int_attr.
9858 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9860 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
9861 some statements was removed.
9863 2016-06-08 Alan Hayward <alan.hayward@arm.com>
9865 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
9866 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
9867 (vect_can_advance_ivs_p): likewise.
9868 (vect_update_ivs_after_vectorizer): likewise.
9869 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
9870 (vect_analyze_scalar_cycles_1): likewise.
9871 (vect_analyze_loop_operations): likewise.
9872 (report_vect_op): likewise.
9873 (vect_is_slp_reduction): likewise.
9874 (vect_is_simple_reduction): likewise.
9875 (get_initial_def_for_induction): likewise.
9876 (vect_transform_loop): likewise.
9877 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
9878 (vect_recog_sad_pattern): likewise.
9879 (vect_recog_widen_sum_pattern): likewise.
9880 (vect_recog_widening_pattern): likewise.
9881 (vect_recog_divmod_pattern): likewise.
9882 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
9883 (vect_analyze_slp_instance): likewise.
9884 (vect_transform_slp_perm_load): likewise.
9885 (vect_schedule_slp_instance): likewise.
9887 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9889 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
9890 (return_prediction): PRED_CONST_RETURN predict return as not taken.
9891 * predict.def (PRED_CONTINUE): Change hitrate 50->67
9892 (PRED_LOOP_BRANCH): Document predictor as broken.
9893 (PRED_LOOP_EXIT): Change hitrate 91->92.
9894 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
9895 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
9896 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
9897 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
9898 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
9899 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
9900 (PRED_CALL): Chane hitrate 71->67.
9901 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
9902 (PRED_GOTO): Document as unused right now.
9903 (PRED_CONST_RETURN): Change hitrate 67->69
9904 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
9905 (PRED_NULL_RETURN): Change hitrate 91->90.
9906 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
9907 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
9908 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
9910 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
9912 * config/rs6000/altivec.h: Add __builtin_vec_mul.
9913 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
9914 special case Altivec builtin.
9915 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9916 VSX_BUILTIN_VEC_MUL (replaced with special case code).
9917 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9918 code for ALTIVEC_BUILTIN_VEC_MUL.
9919 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9920 for __builtin_vec_mul.
9922 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
9924 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
9927 2016-06-07 David Malcolm <dmalcolm@redhat.com>
9929 * spellcheck.c (selftest::test_find_closest_string): New function.
9930 (spellcheck_c_tests): Call the above.
9932 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9934 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
9936 2016-06-07 Jakub Jelinek <jakub@redhat.com>
9938 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
9939 Yv=Yv,C alternatives.
9941 2016-06-07 Richard Biener <rguenther@suse.de>
9944 * common.opt (ffast-math): Make Optimization.
9946 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
9947 Prachi Godbole <prachi.godbole@imgtec.com>
9949 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
9950 `fabs' and `fneg' type attributes.
9951 (p5600_fpu_fabs): Add `fmove' to the comment.
9953 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9955 * gimple.c: Include builtins.h
9956 (gimple_inexpensive_call_p): New function.
9957 * gimple.h (gimple_inexpensive_call_p): Declare.
9958 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
9959 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
9962 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
9964 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
9965 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
9966 warning_at_rich_loc, warning_n, pedwarn, permerror,
9967 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
9968 sorry, fatal_error, internal_error, internal_error_no_backtrace):
9971 2016-06-07 Richard Biener <rguenther@suse.de>
9973 PR tree-optimization/71428
9974 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
9975 BIT_FIELD_REF op vs. load.
9977 2016-06-07 Richard Biener <rguenther@suse.de>
9980 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
9983 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9985 * config/pa/pa.md (call): Generate indirect long calls to non-local
9986 functions on TARGET_64BIT.
9987 (call_value): Likewise.
9989 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9991 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
9992 pattern and subsequent splitters.
9993 (call_val_reg_64bit_post_reload): Likewise.
9995 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9998 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
9999 propagate_op_to_single_use.
10001 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10003 PR middle-end/71281
10004 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10006 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10008 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10009 (enum x86_dirflag_state): New enum.
10010 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10011 (machine_function): Remove needs_cld.
10012 (ix86_current_function_needs_cld): Remove.
10013 * config/i386/i386.c (ix86_set_func_type): Set
10014 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10015 (ix86_expand_prologue): Do not emit CLD here.
10016 (ix86_dirflag_mode_needed): New function.
10017 (ix86_dirflag_mode_entry): Ditto.
10018 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10019 (ix86_mode_after): Ditto.
10020 (ix86_mode_entry): Ditto.
10021 (ix86_mode_exit): Ditto.
10022 (ix86_emit_mode_set): Ditto.
10023 * config/i386/i386.md (strmov_singleop): Set
10024 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10025 Do not set ix86_current_function_needs_cld.
10027 (strset_singleop): Ditto.
10029 (cmpstrnqi_nz_1): Ditto.
10030 (cmpstrnqi_1): Ditto.
10031 (strlenqi_1): Ditto.
10033 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10035 PR tree-optimization/71259
10036 * tree-vect-slp.c (vect_get_constant_vectors): For
10037 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10038 one for constant op, and use COND_EXPR for non-constant.
10040 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10042 * Makefile.in (OBJS): Add function-tests.o,
10043 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10044 selftest-run-tests.o.
10045 (OBJS-libcommon): Add selftest.o.
10046 (OBJS-libcommon-target): Add selftest.o.
10047 (all.internal): Add "selftest".
10048 (all.cross): Likewise.
10049 (selftest): New phony target.
10050 (s-selftest): New target.
10051 (selftest-gdb): New phony target.
10052 (COLLECT2_OBJS): Add selftest.o.
10053 * bitmap.c: Include "selftest.h".
10054 (selftest::test_gc_alloc): New function.
10055 (selftest::test_set_range): New function.
10056 (selftest::test_clear_bit_in_middle): New function.
10057 (selftest::test_copying): New function.
10058 (selftest::test_bitmap_single_bit_set_p): New function.
10059 (selftest::bitmap_c_tests): New function.
10060 * common.opt (fself-test): New.
10061 * diagnostic-show-locus.c: Include "selftest.h".
10062 (make_range): New function.
10063 (test_range_contains_point_for_single_point): New function.
10064 (test_range_contains_point_for_single_line): New function.
10065 (test_range_contains_point_for_multiple_lines): New function.
10066 (assert_eq): New function.
10067 (test_get_line_width_without_trailing_whitespace): New function.
10068 (selftest::diagnostic_show_locus_c_tests): New function.
10069 * et-forest.c: Include "selftest.h".
10070 (selftest::test_single_node): New function.
10071 (selftest::test_simple_tree): New function.
10072 (selftest::test_disconnected_nodes): New function.
10073 (selftest::et_forest_c_tests): New function.
10074 * fold-const.c: Include "selftest.h".
10075 (selftest::assert_binop_folds_to_const): New function.
10076 (selftest::assert_binop_folds_to_nonlvalue): New function.
10077 (selftest::test_arithmetic_folding): New function.
10078 (selftest::fold_const_c_tests): New function.
10079 * function-tests.c: New file.
10080 * gimple.c: Include "selftest.h".
10081 Include "gimple-pretty-print.h".
10082 (selftest::verify_gimple_pp): New function.
10083 (selftest::test_assign_single): New function.
10084 (selftest::test_assign_binop): New function.
10085 (selftest::test_nop_stmt): New function.
10086 (selftest::test_return_stmt): New function.
10087 (selftest::test_return_without_value): New function.
10088 (selftest::gimple_c_tests): New function.
10089 * hash-map-tests.c: New file.
10090 * hash-set-tests.c: New file.
10091 * input.c: Include "selftest.h".
10092 (selftest::assert_loceq): New function.
10093 (selftest::test_accessing_ordinary_linemaps): New function.
10094 (selftest::test_unknown_location): New function.
10095 (selftest::test_builtins): New function.
10096 (selftest::test_reading_source_line): New function.
10097 (selftest::input_c_tests): New function.
10098 * rtl-tests.c: New file.
10099 * selftest-run-tests.c: New file.
10100 * selftest.c: New file.
10101 * selftest.h: New file.
10102 * spellcheck.c: Include "selftest.h".
10103 (selftest::levenshtein_distance_unit_test_oneway): New function,
10104 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10105 (selftest::levenshtein_distance_unit_test): Likewise.
10106 (selftest::spellcheck_c_tests): Likewise.
10107 * toplev.c: Include selftest.h.
10108 (toplev::run_self_tests): New.
10109 (toplev::main): Handle -fself-test.
10110 * toplev.h (toplev::run_self_tests): New.
10111 * tree.c: Include "selftest.h".
10112 (selftest::test_integer_constants): New function.
10113 (selftest::test_identifiers): New function.
10114 (selftest::test_labels): New function.
10115 (selftest::tree_c_tests): New function.
10116 * tree-cfg.c: Include "selftest.h".
10117 (selftest::push_fndecl): New function.
10118 (selftest::test_linear_chain): New function.
10119 (selftest::test_diamond): New function.
10120 (selftest::test_fully_connected): New function.
10121 (selftest::tree_cfg_c_tests): New function.
10122 * vec.c: Include "selftest.h".
10123 (selftest::safe_push_range): New function.
10124 (selftest::test_quick_push): New function.
10125 (selftest::test_safe_push): New function.
10126 (selftest::test_truncate): New function.
10127 (selftest::test_safe_grow_cleared): New function.
10128 (selftest::test_pop): New function.
10129 (selftest::test_safe_insert): New function.
10130 (selftest::test_ordered_remove): New function.
10131 (selftest::test_unordered_remove): New function.
10132 (selftest::test_block_remove): New function.
10133 (selftest::reverse_cmp): New function.
10134 (selftest::test_qsort): New function.
10135 (selftest::vec_c_tests): New function.c.
10136 * wide-int.cc: Include selftest.h and wide-int-print.h.
10137 (selftest::from_int <wide_int>): New function.
10138 (selftest::from_int <offset_int>): New function.
10139 (selftest::from_int <widest_int>): New function.
10140 (selftest::assert_deceq): New function.
10141 (selftest::assert_hexeq): New function.
10142 (selftest::test_printing <VALUE_TYPE>): New function template.
10143 (selftest::test_ops <VALUE_TYPE>): New function template.
10144 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10145 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10147 (selftest::wide_int_cc_tests): New function.
10149 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10151 PR middle-end/37780
10152 * ifcvt.c (noce_try_ifelse_collapse): New function.
10154 (noce_process_if_block): Call noce_try_ifelse_collapse.
10155 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10156 (simplify_ternary_operation): Use the above to simplify
10157 conditional CLZ/CTZ expressions.
10159 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10161 PR middle-end/37780
10162 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10163 define_insn_and_split.
10165 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10167 PR middle-end/37780
10168 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10170 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10173 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10174 Implicitly clobber memory for basic asm with non-empty assembler
10175 string. Use targetm.md_asm_adjust also here.
10176 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10177 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10178 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10179 non-empty assembler string.
10180 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10181 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10182 (decode_asm_operands): Handle basic asm in PARALLEL block.
10183 (extract_insn): Handle basic asm in PARALLEL block.
10184 * doc/extend.texi: Mention new behavior of basic asm.
10185 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10186 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10187 branch_needs_nop_p): Use asm_noperands.
10189 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10191 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10192 Include the M7 SPARC DFA scheduler.
10193 New attribute v3pipe.
10194 Annotate insns with v3pipe where appropriate.
10195 Define cpu_feature vis4.
10196 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10197 Add (V8QI "8") to vbits.
10198 Add insns {add,sub}v8qi3
10199 Add insns ss{add,sub}v8qi3
10200 Add insns us{add,sub}{v8qi,v4hi}3
10201 Add insns {min,max}{v8qi,v4hi,v2si}3
10202 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10203 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10204 * config/sparc/niagara4.md: Add a comment explaining the
10205 discrepancy between the documented latenty numbers and the
10207 * config/sparc/niagara7.md: New file.
10208 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10209 supports SPARC5 and VIS 4.0 instructions.
10210 * configure: Regenerate.
10211 * config.in: Likewise.
10212 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10213 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10214 TARGET_CPU_niagara7.
10215 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10216 (CPP_CPU_SPEC): Handle niagara7.
10217 (ASM_CPU_SPEC): Likewise.
10218 * config/sparc/sparc-opts.h (processor_type): Add
10219 PROCESSOR_NIAGARA7.
10220 (mvis4): New option.
10221 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10222 (AS_NIAGARA7_FLAG): Define.
10223 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10224 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10225 (CPP_CPU_SPEC): Handle niagara7.
10226 (ASM_CPU_SPEC): Likewise.
10227 * config/sparc/sparc.c (niagara7_costs): Define.
10228 (sparc_option_override): Handle niagara7 and adjust cache-related
10229 parameters with better values for niagara cpus. Also support VIS4.
10230 (sparc32_initialize_trampoline): Likewise.
10231 (sparc_use_sched_lookahead): Likewise.
10232 (sparc_issue_rate): Likewise.
10233 (sparc_register_move_cost): Likewise.
10234 (dump_target_flag_bits): Support VIS4.
10235 (sparc_vis_init_builtins): Likewise.
10236 (sparc_builtins): Likewise.
10237 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10239 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10241 * config/sparc/sparc.opt (sparc_processor_type): New value
10243 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10245 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10247 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10250 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10252 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10254 2016-06-06 Richard Biener <rguenther@suse.de>
10256 PR tree-optimization/71398
10257 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10260 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10262 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10263 ft32_expand_prolog, ft32_expand_epilogue):
10264 Handle pretend_args.
10265 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10266 * config/ft32/ft32.md: Add pretend_returner.
10268 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10271 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10272 Copy op1 RTX to avoid invalid sharing.
10273 (ix86_expand_vector_move_misalign): Ditto.
10275 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10277 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10280 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10282 * predict.c (predicted_by_loop_heuristics_p): New function.
10283 (predict_iv_comparison): Use it.
10284 (predict_loops): Walk from innermost loops; do not predict edges
10285 leaving multiple loops multiple times; implement
10286 PRED_LOOP_ITERATIONS_MAX heuristics.
10287 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10289 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10291 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10292 only edges out of BB are EH edges.
10294 2016-06-04 Martin Sebor <msebor@redhat.com>
10295 Marcin Baczyński <marbacz@gmail.com>
10298 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10299 a void expression in a void function.
10301 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10303 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10304 aux; dump reasons of decisions.
10305 (should_duplicate_loop_header_p): Likewise.
10306 (do_while_loop_p): Likewise.
10307 (ch_base::copy_headers): Dump asi num insns duplicated.
10309 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10311 PR tree-optimization/71405
10312 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10313 incompatible type, build a new clobber with the right type instead
10314 of building a VIEW_CONVERT_EXPR around it.
10316 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10318 PR tree-optimization/52171
10319 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10320 by_pieces_ninsns instead of move_by_pieces_ninsns.
10322 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10324 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10325 for reg+reg addressing mode.
10327 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10329 * rs6000-c.c (c/c-tree.h): Add #include.
10330 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10331 in C++ when found in the base position of vec_ld or vec_st.
10333 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10335 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10336 use of profile unless profile status is PROFILE_READ.
10337 * profile.c (compute_branch_probabilities): Set profile status
10338 only after reporting predictor hitrates.
10340 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10344 * common.opt (ffp-int-builtin-inexact): New option.
10345 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10346 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10347 (ceil@var{m}2): Document dependence on this option.
10348 * ipa-inline-transform.c (inline_call): Handle
10349 flag_fp_int_builtin_inexact.
10350 * ipa-inline.c (can_inline_edge_p): Likewise.
10351 * config/i386/i386.md (rintxf2): Do not test
10352 flag_unsafe_math_optimizations.
10353 (rint<mode>2_frndint): New define_insn.
10354 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10355 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10356 for 387 instead of extending and truncating.
10357 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10358 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10359 Change to frndint<mode>2_<rounding>.
10360 (frndintxf2_<rounding>_i387): Likewise. Change to
10361 frndint<mode>2_<rounding>_i387.
10362 (<rounding_insn>xf2): Likewise.
10363 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10364 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10365 x87. Test TARGET_ROUND || !flag_trapping_math ||
10366 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10367 SSE. Use ROUND_NO_EXC in constant operand of
10368 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10369 for 387 instead of extending and truncating.
10371 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10372 Julia Koval <julia.koval@intel.com>
10384 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10385 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10386 all registers, except for function return registers if there are
10387 no caller-saved registers.
10388 (ix86_set_func_type): New function.
10389 (ix86_set_current_function): Call ix86_set_func_type to set
10390 no_caller_saved_registers and func_type. Call reinit_regs if
10391 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10392 nor x87 instructions in interrupt handler nor function with
10393 no_caller_saved_registers attribute.
10394 (ix86_function_ok_for_sibcall): Return false if there are no
10395 caller-saved registers.
10396 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10398 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10399 (ix86_function_arg): Return special arguments in interrupt handler.
10400 (ix86_promote_function_mode): Promote pointer to word_mode only
10401 for normal functions.
10402 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10404 (ix86_epilogue_uses): New function.
10405 (ix86_hard_regno_scratch_ok): Likewise.
10406 (ix86_save_reg): Preserve all registers in interrupt handler
10407 after reload. Preserve all registers, except for function return
10408 registers, if there are no caller-saved registers after reload.
10409 (find_drap_reg): Always use callee-saved register if there are
10410 no caller-saved registers.
10411 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10412 for interrupt handler.
10413 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10414 Emit cld instruction if stringops are used in interrupt handler
10415 or interrupt handler isn't a leaf function.
10416 (ix86_expand_epilogue): Generate interrupt return for interrupt
10417 handler and pop the 'ERROR_CODE' off the stack before interrupt
10418 return in exception handler.
10419 (ix86_expand_call): Disallow calling interrupt handler directly.
10420 If there are no caller-saved registers, mark all registers that
10421 are clobbered by the call which returns as clobbered.
10422 (ix86_handle_no_caller_saved_registers_attribute): New function.
10423 (ix86_handle_interrupt_attribute): Likewise.
10424 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10426 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10427 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10428 accumulation in interrupt function if stack may be realigned to
10430 (EPILOGUE_USES): New.
10431 (function_type): New enum.
10432 (machine_function): Add func_type and no_caller_saved_registers.
10433 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10434 (interrupt_return): New pattern.
10435 * doc/extend.texi: Document x86 interrupt and
10436 no_caller_saved_registers attributes.
10438 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10440 PR tree-optimization/52171
10441 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10442 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10443 Look for constant strings. Move some code to emit_block_cmp_hints
10445 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10446 * defaults.h (COMPARE_MAX_PIECES): New macro.
10447 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10448 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10449 (clear_by_pieces_1): Don't declare. Move definition before use.
10450 (can_do_by_pieces): New static function.
10451 (can_move_by_pieces): Use it. Return bool.
10452 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
10453 OP. All callers changed. Handle COMPARE_BY_PIECES.
10454 (class pieces_addr); New.
10455 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
10456 pieces_addr::adjust, pieces_addr::increment_address,
10457 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
10459 (class op_by_pieces_d): New.
10460 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
10462 (class move_by_pieces_d, class compare_by_pieces_d,
10463 class store_by_pieces_d): New subclasses of op_by_pieces_d.
10464 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
10465 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
10466 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
10467 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
10468 compare_by_pieces_d::finish_mode): New member functions.
10469 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
10471 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
10472 (emit_block_cmp_hints): New function.
10473 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
10474 use the newly defined classes.
10475 * expr.h (by_pieces_constfn): New typedef.
10476 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
10477 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
10478 (move_by_pieces_ninsns): Don't declare.
10479 (can_move_by_pieces): Change return value to bool.
10480 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
10481 (compare_by_pieces_branch_ratio): New hook.
10482 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
10483 (by_pieces_ninsns): Declare.
10484 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
10486 (default_compare_by_pieces_branch_ratio): New function.
10487 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
10488 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
10489 * doc/tm.texi: Regenerate.
10490 * tree-ssa-strlen.c: Include "builtins.h".
10491 (handle_builtin_memcmp): New static function.
10492 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
10493 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
10495 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10497 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
10498 relevant stmts which are simple and invariant.
10499 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
10500 instead of simple and invariant
10502 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10504 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
10505 (vectorizable_reduction): Check for new relevant state.
10506 (vectorizable_live_operation): vectorize live stmts using
10507 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
10508 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
10509 (vect_stmt_relevant_p): Check for stmts which are only used live.
10510 (process_use): Use of a stmt does not inherit it's live value.
10511 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
10512 (vect_analyze_stmt): Check for new relevant state.
10513 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
10514 outside the loop, but not inside it.
10516 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10518 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
10519 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
10520 (vect_get_vec_def_for_operand): Split out code.
10522 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
10524 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
10526 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10528 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
10530 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10532 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
10534 2016-06-03 Jakub Jelinek <jakub@redhat.com>
10536 PR middle-end/71387
10537 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
10538 to noreturn e->callee->decl that has void return type and void
10539 arguments, adjust gimple_call_fntype and remove lhs even if it had
10540 previously addressable type.
10542 2016-06-02 Jeff Law <law@redhat.com>
10544 PR tree-optimization/71328
10545 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
10546 error when checking for a jump back onto the copied path.
10548 2016-06-02 David Malcolm <dmalcolm@redhat.com>
10550 * config/microblaze/microblaze.c (get_branch_target): Add return
10551 NULL_RTX for the non-CALL_P case.
10552 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
10553 (insert_wic): Remove unused local "j".
10555 2016-06-02 Martin Liska <mliska@suse.cz>
10557 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
10559 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
10560 Julia Koval <julia.koval@intel.com>
10562 * function.c (assign_parm_setup_stack): Force source into a
10563 register if needed.
10564 * target.def (function_incoming_arg): Update documentation to
10565 allow arbitrary address computation based on hard register.
10566 * doc/tm.texi: Regenerated.
10568 2016-06-02 Martin Liska <mliska@suse.cz>
10570 * predict.c (combine_predictions_for_bb): Fix first match in
10571 cases where a first predictor contains more than one occurence
10572 in list of predictors. Take the best value in such case.
10574 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10576 PR rtl-optimization/71295
10577 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
10578 offset would go over the size of the inner mode reject it.
10580 2016-06-02 Jakub Jelinek <jakub@redhat.com>
10582 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
10583 x=x,x and v=v,m instead of x=x,m.
10585 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
10586 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
10587 alternative to v=rm,C.
10589 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
10590 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
10591 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
10592 instead of vex for the last two above mentioned alternatives.
10594 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10597 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
10599 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
10601 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
10603 2016-06-01 David Malcolm <dmalcolm@redhat.com>
10605 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
10606 from int to unsigned.
10608 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10610 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
10611 alternatives, eliminating preferred register class. Add support
10612 for the MTVSRDD instruction in ISA 3.0.
10613 (vsx_splat_v4si_internal): Use splat_input_operand instead of
10614 reg_or_indexed_operand.
10615 (vsx_splat_v4sf_internal): Likewise.
10617 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10620 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
10621 for loading up all 0's or all 1's.
10623 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
10625 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
10627 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
10629 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
10631 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
10632 * gcc.c (set_source_date_epoch_envvar): New function, sets
10633 the SOURCE_DATE_EPOCH environment variable to the current time.
10635 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10637 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
10638 the factor for live Phi nodes.
10640 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10642 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
10643 * tree-parloops.c (parallelize_loops): likewise.
10644 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
10645 tree_unswitch_outer_loop): likewise.
10647 2016-06-01 Jakub Jelinek <jakub@redhat.com>
10649 PR middle-end/71371
10650 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
10651 around creation of the temporary.
10653 2016-06-01 Richard Biener <rguenther@suse.de>
10655 PR tree-optimization/71366
10656 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
10657 (unloop_loops): Move removing edges here ...
10658 (try_unroll_loop_completely): ... from here.
10659 (try_peel_loop): ... and here.
10660 (tree_unroll_loops_completely_1): Track parent loops via
10661 bitmap of header BBs.
10662 (tree_unroll_loops_completely): Adjust for that.
10664 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10666 * config/rs6000/altivec.h (vec_slv): New macro.
10667 (vec_srv): New macro.
10668 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
10669 (UNSPEC_VSRV): New value.
10672 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
10673 (vsrv): New builtin definition.
10674 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
10675 define argument types for new builtin.
10676 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
10678 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
10681 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
10682 Jocelyn Mayer <l_indien@magic.fr>
10685 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
10686 detect processor family for signature_CENTAUR_ebx.
10687 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
10688 signature_CENTAUR_ebx.
10689 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
10690 <default>: Pass x86-64 for has_longmode.
10692 2016-06-01 Nathan Sidwell <nathan@acm.org>
10694 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
10697 2016-06-01 Richard Biener <rguenther@suse.de>
10699 PR tree-optimization/71261
10700 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
10701 of stmts successfully put in the bool pattern. Remove
10702 single-use restriction.
10703 (adjust_bool_pattern_cast): Add cast at the use site via the
10704 pattern def sequence.
10705 (adjust_bool_pattern): Remove recursion, maintain a hash-map
10706 of patterned defs. Use the pattern def seqence instead of
10707 multiple independent patterns.
10708 (sort_after_uid): New qsort compare function.
10709 (adjust_bool_stmts): New function to process stmts in the bool
10710 pattern in IL order.
10711 (vect_recog_bool_pattern): Adjust.
10712 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
10713 (ifcvt_walk_pattern_tree): Likewise.
10714 (stmt_is_root_of_bool_pattern): Likewise.
10715 (ifcvt_repair_bool_pattern): Likewise.
10716 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
10718 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10720 * loop-unroll.c (decide_unroll_constant_iterations,
10721 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
10722 likely upper bounds.
10723 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
10725 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
10727 * tree-core.h (enum omp_clause_code): Remove
10728 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
10730 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10732 * config/arm/sync.md (arm_store_exclusive<mode>):
10733 Use 'H' output modifier on operands[2] rather than creating a new
10734 entry in out-of-bounds memory of the operands array.
10735 (arm_store_release_exclusivedi): Likewise.
10737 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10739 * config/arm/arm.c (arm_fusion_enabled_p): New function.
10740 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
10741 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
10742 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
10744 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10746 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
10747 into account live statements for mask producers.
10749 2016-06-01 Richard Biener <rguenther@suse.de>
10751 PR tree-optimization/71311
10752 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
10753 restrict to non-INTEGER_CST @0.
10755 2016-06-01 Richard Biener <rguenther@suse.de>
10757 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
10758 (relational patterns): Use :c to avoid pattern duplications.
10760 2016-06-01 Richard Biener <rguenther@suse.de>
10762 * genmatch.c (comparison_code_p): New predicate.
10763 (swap_tree_comparison): New function.
10764 (commutate): Add for_vec parameter to append new for entries.
10765 Support commutating relational operators by swapping it alongside
10767 (lower_commutative): Adjust.
10768 (dt_simplify::gen): Do not pass artificial operators to gen
10770 (decision_tree::gen): Do not add artificial operators as parameters.
10771 (parser::parse_expr): Verify operator commutativity when :c is
10772 applied. Allow :C to override this.
10773 * match.pd: Adjust patterns to use :C instead of :c where required.
10775 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
10777 PR tree-optimization/71077
10778 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
10779 the combining step, use boolean_false_node and boolean_true_node
10780 as the designated false/true return values.
10782 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10784 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
10785 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
10786 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
10789 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10791 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
10792 of flags impliying the register renaming.
10793 * toplev.c (process_options): Do not imply flag_rename_registers with
10796 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10798 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
10799 default implementation.
10801 2016-05-31 Nathan Sidwell <nathan@acm.org>
10803 * dwarf2out.c (cur_line_info_table): Add GTY marker.
10805 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10807 * config/sh/constraints.md (b): Remove constraint.
10808 * config/sh/predicates.md (arith_reg_operand): Remove
10810 * config/sh/sh-modes.def (PDI): Remove.
10811 * config/sh/sh.c (sh_target_reg_class,
10812 sh_optimize_target_register_callee_saved): Remove functions.
10813 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
10814 (sh_expand_epilogue): Update comment.
10815 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
10816 sh_secondary_reload): Remove TARGET_REGS related code.
10817 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
10818 TARGET_REGISTER_P): Remove macros.
10819 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
10820 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
10821 TR1_REG, TR2_REG): Remove constants.
10822 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
10824 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10826 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
10827 define_expand patterns.
10828 (adddi3_compact): Rename to adddi3.
10829 (subdi3_compact): Rename to subdi3.
10830 (*negdi2): Rename to negdi2.
10831 (*abs<mode>2): Rename to abs<mode>2.
10833 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10835 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
10836 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
10837 (atomic_sub_fetchsi): ... this new pattern.
10838 (mvtc): Add CC_REG clobber.
10840 2016-05-31 Marek Polacek <polacek@redhat.com>
10842 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
10844 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10846 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
10847 aarch64_fusion_enabled_p to check for fusion capabilities.
10849 2016-05-31 Richard Biener <rguenther@suse.de>
10851 PR tree-optimization/71352
10852 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
10853 minus one and a negate.
10855 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10857 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
10858 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
10860 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
10861 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
10862 Remove use of aarch64_simd_attr_length_move, set length attribute
10864 (*aarch64_be_movoi): Likewise.
10865 (*aarch64_be_movci): Likewise.
10866 (*aarch64_be_movxi): Likewise.
10868 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10870 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
10871 It no longer does that.
10872 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
10874 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
10876 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
10877 attribute __unused__.
10879 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
10881 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
10882 * config/arm/arm.c (arm_arch_thumb1): Define.
10883 (arm_option_override): Initialize arm_arch_thumb1.
10884 * config/arm/arm.h (arm_arch_thumb1): Declare.
10885 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
10886 support Thumb-1 ISA.
10888 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
10891 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
10892 `Yv' for scalar operand.
10894 2016-05-31 Tom de Vries <tom@codesourcery.com>
10896 PR tree-optimization/69068
10897 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
10898 phis with more than two args.
10900 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
10902 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
10903 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
10906 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
10908 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
10910 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10912 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
10913 cpu_32, cpu_64, tune_32 and tune_64.
10914 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
10916 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10918 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10920 2016-05-30 Andi Kleen <ak@linux.intel.com>
10922 * auto-profile.c (read_profile): Replace asserts with errors
10923 when file does not exist.
10924 * gcov-io.c (gcov_read_words): Dito.
10926 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10928 * tree-cfg.c (print_loop): Print likely upper bounds.
10930 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10932 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
10933 * opts.c (default_options): Enable peel loops at -O3.
10934 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
10935 (try_peel_loop): Do not re-peel already peeled loops;
10936 use likely upper bounds; fix profile updating.
10937 (pass_complete_unroll::execute): Initialize peeled_loops.
10939 2016-05-30 Martin Liska <mliska@suse.cz>
10941 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
10942 computed costs by frequency of BB they belong to.
10943 (get_scaled_computation_cost_at): New function.
10945 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
10946 Marc Glisse <marc.glisse@inria.fr>
10948 PR tree-optimization/71289
10949 * match.pd (-1 / B < A, A > -1 / B): New transformations.
10951 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10953 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
10955 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10957 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
10958 for peeled copies; avoid underflow when updating estimates; correctly
10959 scale loop profile.
10961 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10963 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
10964 r236875. Corrected oe3 to oe2 as obvious.
10966 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10968 PR middle-end/71269
10969 PR middle-end/71252
10970 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
10971 that inserted stmt will not dominate stmts that defines its operand.
10972 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
10973 (rewrite_expr_tree_parallel): Likewise.
10975 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10977 PR middle-end/71252
10978 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
10979 all fields including stmt_to_insert are swapped.
10981 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10983 * predict.h (force_edge_cold): Declare.
10984 * predict.c (force_edge_cold): New function.
10985 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
10987 (canonicalize_loop_induction_variables): Fix formating.
10989 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
10991 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
10992 (visium_expand_copysign): Use gen_int_mode directly.
10993 (visium_compute_frame_size): Minor tweaks.
10995 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10997 * tree-vect-loop.c (vect_analyze_loop_2): Use
10998 likely_max_stmt_executions_int.
11000 2016-05-30 Tom de Vries <tom@codesourcery.com>
11002 PR tree-optimization/69067
11003 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11005 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11008 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11009 New peepholes to remove unneeded fild/fistp pairs.
11010 (define_peephole2 atomic_loaddi_fpu): Ditto.
11012 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11014 * predict.c (maybe_hot_frequency_p): Avoid division.
11016 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11018 * doc/install.texi: Use https for shop.fsf.org.
11020 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11022 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11023 likely_max_stmt_executions_int.
11025 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11027 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11028 likely_max_stmt_executions_int.
11030 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11032 * profile.c (compute_branch_probabilities): Do not report hitrates
11034 (branch_prob): Report hitrates here.
11035 * predict.c (gimple_predict_edge): Do not assert profile status;
11036 fix formatting issues.
11038 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11040 * predict.c (edge_predicted_by_p): New function.
11041 (predict_paths_for_bb): Do not put multiple predictions of the same type
11044 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11046 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11049 2016-05-28 Alan Modra <amodra@gmail.com>
11051 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11053 2016-05-28 Alan Modra <amodra@gmail.com>
11055 PR rtl-optimization/71275
11056 * ira.c (ira): Free dominance info.
11058 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11060 * doc/sourcebuild.texi: New address for upstream Go repository.
11062 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11064 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11065 (TARGET_ARM_V7M): Likewise.
11067 2016-05-26 Jeff Law <law@redhat.com>
11069 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11070 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11071 * passes.def: Add jump threading passes before DOM/VRP.
11072 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11073 argument to a basic block from an edge. Remove tests which are
11075 (pass_data_thread_jumps, class pass_thread_jumps): New.
11076 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11077 (make_pass_thread_jumps): Likewise.
11078 * tree-pass.h (make_pass_thread_jumps): Declare.
11080 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11082 * config/visium/visium-protos.h (split_double_move): Rename into...
11083 (visium_split_double_move): ...this.
11084 (visium_split_double_add): Declare.
11085 * config/visium/visium.c (split_double_move): Rename into...
11086 (visium_split_double_move): ...this.
11087 (visium_split_double_add): New function.
11088 (visium_expand_copysign): Renumber operands for consistency.
11089 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11090 (DFmode move splitter): Likewise.
11091 (*addi3_insn): Split by means of visium_split_double_add.
11092 (*adddi3_insn_flags): Delete.
11093 (*plus_plus_sltu<subst_arith>): New insn.
11094 (*subdi3_insn): Split by means of visium_split_double_add.
11095 (subdi3_insn_flags): Delete.
11096 (*minus_minus_sltu<subst_arith>): New insn.
11097 (*negdi2_insn): Split by means of visium_split_double_add.
11098 (*negdi2_insn_flags): Delete.
11100 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11102 * configure.ac: Treat a --with-headers option without argument
11103 the same as the default (i.e. consult sys-include directory).
11104 * configure: Regenerate.
11106 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11108 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11109 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11111 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11112 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11114 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11117 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11118 tree-stdarg analysis results.
11119 (aarch64_setup_incoming_varargs): Likewise.
11121 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11123 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11124 va_list_gpr_counter_field and va_list_fpr_counter_field.
11126 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11129 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11130 * config/aarch64/aarch64.c
11131 (aarch64_cannot_change_mode_class): Remove function.
11132 * config/aarch64/aarch64-protos.h
11133 (aarch64_cannot_change_mode_class): Remove.
11135 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11137 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11138 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11139 get_likely_max_loop_iterations_int): New.
11140 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11141 any_likely_upper_bound.
11142 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11144 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11145 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11147 (unroll_loop_constant_iterations): Likewise.
11148 (unroll_loop_runtime_iterations): Likewise.
11149 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11150 * lto-streamer-out.c (output_cfg): Likewise.
11151 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11153 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11154 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11155 (likely_max_loop_iterations): New.
11156 (likely_max_loop_iterations_int): New.
11157 (likely_max_stmt_executions): New.
11158 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11159 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11160 likely_max_stmt_executions): Declare.
11162 2016-05-27 Marek Polacek <polacek@redhat.com>
11164 PR middle-end/71308
11165 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11167 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11169 * config/s390/s390.md (2x risbg splitters): Use
11170 reg_overlap_mentioned_p instead of rtx_equal_p.
11172 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11174 * combine.c (make_compound_operation): Take known zero bits into
11175 account when checking for possible zero_extend.
11177 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11179 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11180 Use const_int_operand for operand 2 predicate. Simplify expand code
11183 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11185 PR middle-end/71279
11186 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11189 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11191 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11192 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11193 that returns CC_SESWPmode and CC_ZESWPmode.
11194 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11196 (aarch64_rtx_costs): Likewise.
11198 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11200 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11201 for ISA 3.0 min/max support.
11202 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11203 conditional move support.
11204 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11205 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11207 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11208 conditional moves where the comparison type is different from move
11210 (fp_minmax): New code iterator for smin/smax.
11211 (minmax): New code attributes for min/max.
11212 (SMINMAX): Likewise.
11213 (smax<mode>3): Combine min, max insns into one insn using the
11214 fp_minmax code iterator. Add support for ISA 3.0 min/max
11215 instructions that don't need -ffast-math.
11216 (s<minmax><mode>3): Likewise.
11217 (smax<mode>3_vsx): Likewise.
11218 (smin<mode>3): Likewise.
11219 (s<minmax><mode>3_vsx): Likewise.
11220 (smin<mode>3_vsx): Likewise.
11221 (pre-VSX min/max splitters): Likewise.
11222 (s<minmax><mode>3_fpr): Likewise.
11223 (movsfcc): Rewrite floating point conditional moves to combine
11224 SFmode/DFmode into a single insn.
11225 (mov<mode>cc): Likewise.
11226 (movdfcc): Likewise.
11227 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11228 SFDF2 iterators to handle all combinations.
11229 (fseldfsf4): Likewise.
11230 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11231 (fseldfdf4): Likewise.
11232 (fselsfdf4): Likewise.
11233 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11234 comparison instructions that set a 0/-1 mask, and use it for
11235 floating point conditional move via XXSEL.
11236 (fpmask<mode>): Likewise.
11237 (xxsel<mode>): Likewise.
11238 * config/rs6000/predicates.md (min_max_operator): Delete, no
11240 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11241 instructions that generate a 0/-1 mask for use with XXSEL.
11242 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11243 say whether floating point min/max is available, either through
11244 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11245 (TARGET_MINMAX_DF): Likewise.
11247 2016-05-27 Alan Modra <amodra@gmail.com>
11249 PR rtl-optimization/71275
11250 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11251 for update_equiv_regs and combine_and_move_insns.
11253 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11255 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11256 if_then_else or cond RTXes to calculate attribute value.
11257 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11258 <attr "length_immediate>: Ditto.
11259 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11260 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11261 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11262 <attr "type">: Ditto.
11263 <attr "prefix_data16">: Ditto.
11264 <attr "prefix_extra">: Ditto.
11265 <attr "length_immediate">: Ditto.
11266 <attr "prefix">: Ditto.
11267 (vec_set<mode>_0) <attr "isa">: Ditto.
11268 <attr "prefix_extra">: Ditto.
11269 <attr "length_immediate">: Ditto.
11270 <attr "prefix">: Ditto.
11271 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11272 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11273 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11274 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11275 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11276 <attr "length_immediate">: Ditto.
11277 <attr "prefix">: Ditto.
11278 (sse2_movsd) <attr "length_immediate">: Ditto.
11279 <attr "prefix">: Ditto.
11280 (vec_concatv2df) <attr "isa">: Ditto.
11281 <attr "prefix">: Ditto.
11282 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11283 (*vec_extractv2di_1) <attr "isa">: Ditto.
11284 <attr "type">: Ditto.
11285 <attr "length_immediate">: Ditto.
11286 <attr "prefix_rex">: Ditto.
11287 <attr "prefix_extra">: Ditto.
11288 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11289 <attr "prefix_extra">: Ditto.
11290 <attr "length_immediate">: Ditto.
11291 (vec_concatv2di) <attr "isa">: Ditto.
11292 <attr "prefix_extra">: Ditto.
11293 <attr "length_immediate">: Ditto.
11294 <attr "prefix">: Ditto.
11296 2016-05-26 Martin Liska <mliska@suse.cz>
11298 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11300 (operator+): Likewise.
11301 (operator-): Likewise.
11302 (comp_cost::operator+=): Likewise.
11303 (comp_cost::operator-=): Likewise.
11304 (comp_cost::operator/=): Likewise.
11305 (comp_cost::operator*=): Likewise.
11306 (operator<): Likewise.
11307 (operator==): Likewise.
11308 (operator<=): Likewise.
11309 (new_cost): Remove.
11310 (infinite_cost_p): Likewise.
11311 (add_costs): Likewise.
11312 (sub_costs): Likewise.
11313 (compare_costs): Likewise.
11314 (set_group_iv_cost): Use the newly introduced functions.
11315 (get_address_cost): Likewise.
11316 (get_shiftadd_cost): Likewise.
11317 (force_expr_to_var_cost): Likewise.
11318 (split_address_cost): Likewise.
11319 (ptr_difference_cost): Likewise.
11320 (difference_cost): Likewise.
11321 (get_computation_cost_at): Likewise.
11322 (determine_group_iv_cost_generic): Likewise.
11323 (determine_group_iv_cost_address): Likewise.
11324 (determine_group_iv_cost_cond): Likewise.
11325 (autoinc_possible_for_pair): Likewise.
11326 (determine_group_iv_costs): Likewise.
11327 (cheaper_cost_pair): Likewise.
11328 (iv_ca_recount_cost): Likewise.
11329 (iv_ca_set_no_cp): Likewise.
11330 (iv_ca_set_cp): Likewise.
11331 (iv_ca_cost): Likewise.
11332 (iv_ca_new): Likewise.
11333 (iv_ca_dump): Likewise.
11334 (iv_ca_narrow): Likewise.
11335 (iv_ca_prune): Likewise.
11336 (iv_ca_replace): Likewise.
11337 (try_add_cand_for): Likewise.
11338 (try_improve_iv_set): Likewise.
11339 (find_optimal_iv_set): Likewise.
11341 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11343 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11344 that internal functions will clobber all caller-saved registers.
11346 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11348 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11349 Return a better case_values_threshold when optimizing.
11351 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11353 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11354 Add ? to integer variant.
11355 (aarch64_combinez_be): Likewise.
11357 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11359 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11360 instead of x constraint.
11361 (vcvtps2ph256<mask_name>): Likewise.
11363 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11364 alternative. Formatting fix.
11366 * config/i386/sse.md
11367 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11369 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11370 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11371 maybe_evex prefix instead of vex.
11372 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11373 EXT_REX_SSE_REG_P (op0) case in the splitter.
11375 2016-05-25 Jeff Law <law@redhat.com>
11377 PR tree-optimization/71272
11378 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11379 Update comments. Add test for empty path.
11381 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11383 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11384 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11385 special case builtin.
11386 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11387 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11388 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11389 for __builtin_vec_cmpne.
11391 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11393 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11394 redundant test and bail out if the type of the new operand is not
11395 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11397 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11400 (x_ix86_target_flags_explicit): Remove.
11401 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11402 x_ix86_target_flags_explicit.
11403 (ix86_function_specific_restore): Ditto.
11405 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11406 H.J. Lu <hongjiu.lu@intel.com>
11409 * common/config/i386/i386-common.c
11410 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11411 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11412 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11413 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11414 (-mgeneral-regs-only): Add new option.
11415 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11416 x87 instructions if only general registers are allowed.
11417 (ix86_target_string): Add ix86_flags argument. Handle additional
11418 flags options through ix86_flags argument. Update all callers.
11419 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11421 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11423 PR rtl-optimization/66940
11424 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11425 decrementing desired_val will not overflow before performing these
11428 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11430 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11431 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11432 * config/i386/i386.c (enum ix86_builtins): Add
11433 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11434 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11435 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11436 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11437 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11438 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11439 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11440 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11441 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11442 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11443 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11444 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11445 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11446 __builtin_ia32_cvtps2dq512_mask.
11447 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11448 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11449 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11450 * config/i386/sse.md
11451 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
11453 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
11454 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
11456 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
11457 (avx512f_vec_pack_sfix_v8df): New define_expand.
11458 (avx512f_roundpd512): Rename to ...
11459 (avx512f_round<castmode>512): ... this. Change iterator.
11460 (avx512f_roundps512_sfix): New define_expand.
11461 (round<mode>2_sfix): Change iterator.
11463 2016-05-25 Nick Clifton <nickc@redhat.com>
11465 * config/msp430/msp430.c (msp430_attr): Produce an error if a
11466 static interrupt handler is detected.
11467 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
11468 default linker script.
11469 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
11470 the low part of a symbolic pointer.
11472 2016-05-25 Richard Biener <rguenther@suse.de>
11474 PR tree-optimization/71261
11475 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
11476 interesting stmt instead of immediate uses when looking
11477 for the use operand to replace.
11479 2016-05-25 Martin Liska <mliska@suse.cz>
11481 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
11483 2016-05-25 Richard Biener <rguenther@suse.de>
11485 PR tree-optimization/71264
11486 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11489 2016-05-25 Martin Liska <mliska@suse.cz>
11491 PR tree-optimization/71239
11492 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
11493 if DECL_SIZE is NULL.
11495 2016-05-25 Richard Biener <rguenther@suse.de>
11497 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
11498 * tree-if-conv.c (pass_data_if_conversion): Use it.
11500 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11502 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
11503 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
11504 * varpool.c (varpool_node::get_availability): Likewise.
11506 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11508 * config/rs6000/altivec.md (VNEG iterator): New iterator for
11509 VNEGW/VNEGD instructions.
11510 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
11511 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
11512 support for ISA 3.0 VNEGW/VNEGD instructions.
11514 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
11516 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
11517 pointers inside OACC_DATA regions.
11518 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
11519 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
11520 (gimplify_adjust_omp_clauses): Fix typo in comment.
11522 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11524 * config/rs6000/altivec.md (VParity): New mode iterator for vector
11525 parity built-in functions.
11526 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
11528 (p9v_parity<mode>2): Likewise.
11529 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
11531 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
11532 (parity<mode>2): ISA 3.0 expander for vector parity.
11533 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
11535 (BU_P9_64BIT_MISC_0): Likewise.
11536 (BU_P9_MISC_0): Likewise.
11537 (BU_P9V_AV_1): Likewise.
11538 (BU_P9V_AV_2): Likewise.
11539 (BU_P9V_AV_3): Likewise.
11540 (BU_P9V_AV_P): Likewise.
11541 (BU_P9V_VSX_1): Likewise.
11542 (BU_P9V_OVERLOAD_1): Likewise.
11543 (BU_P9V_OVERLOAD_2): Likewise.
11544 (BU_P9V_OVERLOAD_3): Likewise.
11545 (VCTZB): Add vector count trailing zeros support.
11549 (VPRTYBD): Add vector parity support.
11550 (VPRTYBQ): Likewise.
11551 (VPRTYBW): Likewise.
11552 (VCTZ): Add overloaded vector count trailing zeros support.
11553 (VPRTYB): Add overloaded vector parity support.
11554 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11555 overloaded vector count trailing zeros and parity instructions.
11556 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
11557 vector parity support.
11558 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
11559 trailing zeros support.
11560 (vec_cntlz): Likewise.
11561 (vec_vctzb): Likewise.
11562 (vec_vctzd): Likewise.
11563 (vec_vctzh): Likewise.
11564 (vec_vctzw): Likewise.
11565 (vec_vprtyb): Add ISA 3.0 vector parity support.
11566 (vec_vprtybd): Likewise.
11567 (vec_vprtybw): Likewise.
11568 (vec_vprtybq): Likewise.
11569 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11570 the ISA 3.0 vector count trailing zeros and vector parity built-in
11573 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11575 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
11576 when there is stmt_to_insert.
11578 2016-05-24 Martin Sebor <msebor@redhat.com>
11581 * tree.h (complete_or_array_type_p): New inline function.
11583 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11585 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
11586 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
11587 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
11589 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
11590 Limit 1st alternative to noavx isa, split 2nd alternative into one
11591 noavx and one avx alternative, use *x and Bm in the former and
11592 x and m in the latter.
11594 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
11595 of sse4 for the first alternative, drop %v from the template
11596 and d operand modifier. Split second alternative into one sse4_noavx
11597 and one avx alternative, use *x instead of *v in the former and v
11598 instead of *v in the latter.
11599 (*sse4_1_extractps): Use noavx isa instead of * for the first
11600 alternative, drop %v from the template. Split second alternative into
11601 one noavx and one avx alternative, use *x instead of *v in the
11602 former and v instead of *v in the latter.
11603 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
11604 with noavx and the last one with avx.
11605 (sse4_1_phminposuw): Guard first alternative with noavx isa,
11606 split the second one into one noavx and one avx alternative,
11607 use *x and Bm in the former and x and m in the latter one.
11608 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
11611 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
11612 first two alternatives to noavx, use *x instead of *v in the second
11613 one, add avx alternative without *.
11614 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
11615 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
11616 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
11618 2016-05-24 Jeff Law <law@redhat.com>
11620 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
11621 New function, extracted from...
11622 (fsm_find_control_statement_thread_paths): Here. Use the new function.
11623 Allow simple copies and constant initializations in the SSA chain.
11625 2016-05-24 Marek Polacek <polacek@redhat.com>
11628 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
11631 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11634 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
11635 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
11636 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
11637 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
11638 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
11640 2016-05-24 Richard Biener <rguenther@suse.de>
11642 PR tree-optimization/71240
11643 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
11646 2016-05-24 Richard Biener <rguenther@suse.de>
11648 PR tree-optimization/71230
11649 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
11651 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11653 * tree-vectorizer.h (vectorizable_comparison): Delete.
11654 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
11655 PURE_SLP_STMT check.
11656 * tree-vect-stmts.c (vectorizable_call): Likewise.
11657 (vectorizable_simd_clone_call): Likewise.
11658 (vectorizable_conversion): Likewise.
11659 (vectorizable_assignment): Likewise.
11660 (vectorizable_shift): Likewise.
11661 (vectorizable_operation): Likewise.
11662 (vectorizable_load): Likewise.
11663 (vectorizable_condition): Likewise.
11664 (vectorizable_store): Likewise. Assert that we don't have
11666 (vectorizable_comparison): Make static. Remove redundant
11667 PURE_SLP_STMT check.
11668 (vect_transform_stmt): Assert that we always have an slp_node
11671 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11673 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
11674 operands[2] against 1 with comparison against CONST1_RTX.
11675 (<shift>di3_neon): Likewise.
11676 * config/arm/predicates.md (const0_operand): Replace with comparison
11677 against CONST0_RTX.
11679 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11681 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
11682 operands[2] against 1 with comparison against CONST1_RTX.
11683 (ashrdi3): Likewise.
11684 (lshrdi3): Likewise.
11685 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
11687 (ashrsi3): Likewise.
11688 (lshrsi3): Likewise.
11689 (rotrsi3): Likewise.
11690 (define_split above *compareqi_eq0): Likewise.
11691 (define_split above "prologue"): Likewise.
11692 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
11693 * config/arm/predicates.md (shift_operator): Likewise.
11694 (shift_nomul_operator): Likewise.
11695 (sat_shift_operator): Likewise.
11696 (thumb1_cmp_operand): Likewise.
11697 (const_neon_scalar_shift_amount_operand): Replace manual range
11698 check with IN_RANGE.
11699 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
11700 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
11702 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11704 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
11705 with HOST_WIDE_INT_1.
11707 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
11708 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
11709 (arm_canonicalize_comparison): Likewise.
11710 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
11712 (thumb1_size_rtx_costs): Likewise.
11713 (vfp_const_double_index): Replace cast of 1 to unsigned
11714 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11715 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
11717 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
11718 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11719 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
11720 HOST_WIDE_INT with HOST_WIDE_INT_1.
11722 2016-05-24 Marek Polacek <polacek@redhat.com>
11724 * tree-cfg.h (should_remove_lhs_p): New predicate.
11725 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
11726 * gimplify.c (gimplify_modify_expr): Likewise.
11727 * tree-cfg.c (verify_gimple_call): Likewise.
11728 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
11729 * gimple-fold.c: Include "tree-cfg.h".
11730 (gimple_fold_call): Use should_remove_lhs_p.
11732 2016-05-24 Richard Biener <rguenther@suse.de>
11734 PR tree-optimization/71253
11735 * cfganal.h (control_dependences): Make robust against edge
11737 (control_dependences::control_dependences): Remove edge_list argument.
11738 (control_dependences::get_edge): Remove.
11739 (control_dependences::get_edge_src): Add.
11740 (control_dependences::get_edge_dest): Likewise.
11741 (control_dependences::m_el): Make a vector of edge src/dest index.
11742 * cfganal.c (control_dependences::find_control_dependence): Adjust.
11743 (control_dependences::control_dependences): Likewise.
11744 (control_dependences::~control_dependence): Likewise.
11745 (control_dependences::get_edge): Remove.
11746 (control_dependences::get_edge_src): Add.
11747 (control_dependences::get_edge_dest): Likewise.
11748 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
11750 (perform_tree_ssa_dce): Adjust.
11751 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
11753 (pass_loop_distribution::execute): Adjust. Do loop destroying
11754 conditional on changed.
11756 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11759 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
11760 return. Reindent transformation comment and mention the ARM state
11763 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11765 PR middle-end/71252
11766 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
11767 after build_and_add_sum creates new use stmt.
11769 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11771 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
11772 load_lanes/grouped_load classification comes first. Don't check
11773 whether the vectorization factor is a multiple of the group size
11776 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11778 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
11779 GROUP_GAP for single-element interleaving.
11780 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
11783 2016-05-24 Richard Biener <rguenther@suse.de>
11785 PR middle-end/70434
11787 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
11788 bases which are accessed with non-invariant indices.
11789 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
11790 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
11792 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11794 PR middle-end/71170
11795 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
11796 (add_to_ops_vec): Add stmt_to_insert.
11797 (add_repeat_to_ops_vec): Init stmt_to_insert.
11798 (insert_stmt_before_use): New.
11799 (transform_add_to_multiply): Remove mult_stmt insertion and add it
11801 (get_ops): Init stmt_to_insert.
11802 (maybe_optimize_range_tests): Likewise.
11803 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
11804 (rewrite_expr_tree_parallel): Likewise.
11805 (reassociate_bb): Likewise.
11807 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11810 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
11811 ISA 3.0 xxperm fusion alternative.
11812 (altivec_vperm_v8hiv16qi): Likewise.
11813 (altivec_vperm_<mode>_uns_internal): Likewise.
11814 (vperm_v8hiv4si): Likewise.
11815 (vperm_v16qiv8hi): Likewise.
11817 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11818 Kelvin Nilsen <kelvin@gcc.gnu.org>
11820 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
11821 vpermr/xxpermr on ISA 3.0.
11822 (altivec_expand_vec_perm_le): Likewise.
11823 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
11824 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
11827 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
11829 * config/i386/i386.h (IS_STACK_MODE): Enable for
11830 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
11831 SSE_FLOAT_MODE_P macros.
11832 * config/i386/i386.c (ix86_preferred_reload_class): Use
11833 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
11834 Cleanup regclass processing for CONST_DOUBLE_P.
11835 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
11836 (ix86_rtx_costs): Remove redundant TARGET_80387 check
11837 with IS_STACK_MODE macro.
11838 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
11840 (*movdf_internal): Use IS_STACK_MODE macro.
11841 (*movsf_internal): Ditto.
11843 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
11845 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
11846 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
11848 2016-05-23 Jeff Law <law@redhat.com>
11850 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
11852 (fsm_find_control_statement_thread_paths): Call it.
11854 2016-05-23 Martin Jambor <mjambor@suse.cz>
11857 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
11858 from_global_constant if t is not NULL.
11860 2016-05-23 Marek Polacek <polacek@redhat.com>
11863 * common.opt (Wswitch-unreachable): New option.
11864 * doc/invoke.texi: Document -Wswitch-unreachable.
11865 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
11868 2016-05-23 Bin Cheng <bin.cheng@arm.com>
11870 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
11871 TMR_INDEX is non-NULL.
11873 2016-05-23 Richard Biener <rguenther@suse.de>
11875 PR tree-optimization/71230
11876 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
11877 (try_special_add_to_ops): ... here. Always test for single-use.
11879 2016-05-23 Martin Jambor <mjambor@suse.cz>
11881 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
11882 default block if a PHI node in the original one would be resized.
11884 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11886 PR tree-optimization/58135
11887 * tree-vect-slp.c: When group size is not multiple
11888 of vector size, allow splitting of store group at
11891 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
11893 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
11895 2016-05-22 Jakub Jelinek <jakub@redhat.com>
11897 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11898 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
11899 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
11902 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
11903 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
11904 v constraint instead of x and vinserti32x4 insn.
11906 * config/i386/sse.md (i128vldq): New mode iterator.
11907 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
11908 avx512dq and avx512vl alternatives.
11910 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
11911 constraint, use maybe_evex prefix instead of vex.
11912 (vec_dupv4sf): Use v constraint instead of x for output
11913 operand except for noavx alternative, use Yv constraint
11914 instead of x for input. Use maybe_evex prefix instead of vex.
11915 (*vec_dupv4si): Likewise.
11916 (*vec_dupv2di): Likewise.
11918 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11920 PR middle-end/40921
11921 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
11922 (linearize_expr_tree): Call try_special_add_to_ops.
11923 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
11925 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11927 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
11928 to computed stack_usage.
11930 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11933 * config/avr/avr.md (define_expand "mov<mode>"): If the source
11934 operand is subreg (symbol_ref) then move the symbol ref to register.
11936 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
11938 * tree.c (array_at_struct_end_p): Look through MEM_REF.
11940 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11942 PR middle-end/71179
11943 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
11946 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11948 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
11949 ranges by calling get_single_symbol and tidy up. Look more closely
11950 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
11952 2016-05-20 Jeff Law <law@redhat.com>
11954 * bitmap.c (bitmap_find_bit): Remove useless test.
11956 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
11958 * function.c (thread_prologue_and_epilogue_insns): Commit the
11959 insertion of the epilogue.
11961 2016-05-20 Martin Jambor <mjambor@suse.cz>
11963 PR tree-optimization/70884
11964 * tree-sra.c (initialize_constant_pool_replacements): Do not check
11965 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
11966 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
11967 of constant pool data as a reason for scalarization.
11969 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11971 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
11972 for naked functions.
11973 (thumb1_expand_prologue): Likewise.
11975 2016-05-20 Nathan Sidwell <nathan@acm.org>
11977 * config/nvptx/nptx.c (nvptx_option_override): Only set
11978 flag_toplevel_reorder, if not explicitly specified. Set
11979 flag_no_common, unless explicitly specified.
11981 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11983 * calls.c (can_implement_as_sibling_call_p): Mark param
11984 reg_parm_stack_space with ATTRIBUTE_UNUSED.
11986 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
11988 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
11989 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
11990 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
11992 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
11993 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
11994 and CASE_CONST_ANY.
11996 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
11998 * config/nvptx/nvptx.md (sincossf3): New pattern.
12000 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12002 * calls.c (maybe_complain_about_tail_call): New function.
12003 (initialize_argument_information): Call
12004 maybe_complain_about_tail_call when clearing *may_tailcall.
12005 (can_implement_as_sibling_call_p): Call
12006 maybe_complain_about_tail_call when returning false.
12007 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12008 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12009 if tail-call optimization fails.
12010 * cfgexpand.c (expand_call_stmt): Initialize
12011 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12012 * gimple-pretty-print.c (dump_gimple_call): Dump
12013 gimple_call_must_tail_p.
12014 * gimple.c (gimple_build_call_from_tree): Call
12015 gimple_call_set_must_tail with the value of
12016 CALL_EXPR_MUST_TAIL_CALL.
12017 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12018 (gimple_call_set_must_tail): New function.
12019 (gimple_call_must_tail_p): New function.
12020 * print-tree.c (print_node): Update printing of TREE_STATIC
12021 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12022 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12023 trailing comment listing applicable flags.
12024 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12026 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12028 * calls.c (expand_call): Move "Rest of purposes for tail call
12029 optimizations to fail" to...
12030 (can_implement_as_sibling_call_p): ...this new function, and
12031 split into multiple "if" statements.
12033 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12035 * cfgloop.h (expected_loop_iterations_unbounded,
12036 expected_loop_iterations): Unconstify.
12037 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12038 profile with known upper bound; return 3 when profile is absent.
12039 (expected_loop_iterations): Update.
12041 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12043 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12044 and get_max_loop_iterations_int.
12046 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12048 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12049 realistic upper bounds here.
12051 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12054 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12055 calls if the LHS is variable length or has addressable type.
12056 If targets[0]->decl is a noreturn call with void return type and
12057 zero arguments, adjust fntype and remove lhs in that case.
12059 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12061 PR tree-optimization/71079
12062 PR tree-optimization/71206
12063 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12065 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12067 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12068 (get_vec_alignment_for_array_decl): Likewise.
12069 (get_vec_alignment_for_record_decl): Likewise.
12070 (increase_alignment::execute): Move code to find alignment to
12071 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12072 (type_align_map): New hash_map.
12074 2016-05-20 Richard Guenther <rguenther@suse.de>
12076 PR tree-optimization/29756
12077 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12078 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12079 * fold-const.c (operand_equal_p): Likewise.
12080 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12081 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12082 * tree-inline.c (estimate_operator_cost): Likewise.
12083 * tree-pretty-print.c (dump_generic_node): Likewise.
12084 * tree-ssa-operands.c (get_expr_operands): Likewise.
12085 * cfgexpand.c (expand_debug_expr): Likewise.
12086 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12087 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12088 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12089 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12090 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12091 (execute_update_addresses_taken): Do it.
12093 2016-05-20 Richard Biener <rguenther@suse.de>
12095 PR tree-optimization/71185
12096 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12097 register operations.
12099 2016-05-20 Richard Biener <rguenther@suse.de>
12101 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12102 gimple_seq_add_seq_without_update.
12103 (release_bb_predicate): Assert we have no operands to free.
12104 (if_convertible_loop_p_1): Calculate post dominators later.
12105 Do not free BB predicates here.
12106 (combine_blocks): Do not recompute BB predicates.
12107 (version_loop_for_if_conversion): Save BB predicates around
12110 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12112 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12113 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12114 code. Ignore sibcalls on EDGE_IGNORE edges.
12115 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12116 on edges for sibcalls that run without prologue. The rest of the
12117 function is combined from...
12118 (fix_fake_fallthrough_edge): ... this, and ...
12119 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12120 function argument, make it a local variable.
12122 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12124 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12125 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12126 for 32-bit mode and SEH for 64-bit.
12127 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12128 TARGET_64BIT_DEFAULT.
12130 2016-05-19 Ryan Burn <contact@rnburn.com>
12132 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12133 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12135 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12137 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12138 force pending loads from memory.
12140 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12142 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12143 (UNSPEC_DARN_32): New unspec constant.
12144 (UNSPEC_DARN_RAW): New unspec constant.
12145 (darn_32): New instruction.
12146 (darn_raw): New instruction.
12147 (darn): New instruction.
12148 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12149 support and documentation for this macro.
12150 (BU_P9_MISC_1): New macro definition.
12151 (BU_P9_64BIT_MISC_0): New macro definition.
12152 (BU_P9_MISC_0): New macro definition.
12153 (darn_32): New builtin definition.
12154 (darn_raw): New builtin definition.
12155 (darn): New builtin definition.
12156 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12157 RS6000_BUILTIN_0 directives to surround each occurrence of
12158 #include "rs6000-builtin.def".
12159 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12160 RS6000_BTM_64BIT flags to the returned mask, depending on
12162 (def_builtin): Correct an error in the assignments made to the
12163 debugging variable attr_string.
12164 (rs6000_expand_builtin): Add support for no-operand built-in
12166 (builtin_function_type): Remove fatal_error assertion that is no
12168 (rs6000_common_init_builtins): Add support for no-operand built-in
12170 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12172 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12174 (RS6000_BTM_64BIT): New macro definition.
12175 * doc/extend.texi: Document __builtin_darn (void),
12176 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12179 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12181 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12182 max_loop_iterations_int.
12184 2016-05-19 Marek Polacek <polacek@redhat.com>
12186 PR tree-optimization/71031
12187 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12188 condition and adjust the code a bit.
12190 2016-05-19 Martin Liska <mliska@suse.cz>
12192 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12193 auto_vec instead of vec.
12195 2016-05-19 Martin Liska <mliska@suse.cz>
12197 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12199 2016-05-19 Martin Liska <mliska@suse.cz>
12201 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12203 2016-05-19 Martin Liska <mliska@suse.cz>
12205 * ipa-pure-const.c (set_function_state): Remove an existing
12207 (remove_node_data): Do not free it as it's released
12208 in set_function_state.
12210 2016-05-19 Martin Liska <mliska@suse.cz>
12212 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12215 2016-05-19 Martin Liska <mliska@suse.cz>
12217 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12219 2016-05-19 Martin Liska <mliska@suse.cz>
12221 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12222 an auto_vec instead of re-creating it.
12224 2016-05-19 Martin Liska <mliska@suse.cz>
12226 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12227 auto_vec instead of vec.
12229 2016-05-19 Martin Liska <mliska@suse.cz>
12231 * lto-section-in.c (lto_get_section_data): Call
12232 lto_check_version with additional argument.
12233 * lto-streamer.c (lto_check_version): Add new argument.
12234 * lto-streamer.h (lto_check_version): Likewise.
12236 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12238 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12239 Don't add cost of inner memory when handling sign-extended loads.
12241 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12243 PR rtl-optimization/71148
12244 * cse.c (cse_main): Free dominance info.
12245 (rest_of_handle_cse): Don't free dominance info.
12246 (rest_of_handle_cse2): Likewise.
12247 (rest_of_handle_cse_after_global_opts): Likewise.
12249 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12252 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12253 NULL_TREE early if NEON is not available. Remove now redundant check
12254 in ARM_CHECK_BUILTIN_MODE.
12256 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12259 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12260 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12261 * doc/cpp.texi: Document new macros.
12263 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12265 PR tree-optimization/69848
12266 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12267 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12269 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12271 * function.c (thread_prologue_and_epilogue_insn): Move the
12272 "goto epilogue_done" one block later.
12274 2016-05-19 Richard Biener <rguenther@suse.de>
12276 PR tree-optimization/70729
12277 * passes.def: Move LIM pass before PRE. Remove no longer
12278 required copyprop and move first DCE out of the loop pipeline.
12280 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12283 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12284 (OBJS-libcommon-target): ...here.
12285 * opts-common.c: Include spellcheck.h.
12286 (cmdline_handle_error): Build a vec of valid options and use it
12287 to suggest provide hints for misspelled arguments.
12289 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12292 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12293 lhs if it has TREE_ADDRESSABLE type.
12295 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12298 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12299 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12301 2016-05-18 Martin Jambor <mjambor@suse.cz>
12304 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12305 input for NOP_EXPR pass-through functions.
12306 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12307 aggregate global constant VAR_DECLs in constant jump functions.
12309 2016-05-18 Martin Jambor <mjambor@suse.cz>
12312 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12313 from TREE_READONLY parameters.
12315 2016-05-18 Martin Jambor <mjambor@suse.cz>
12318 * cgraph.h (cgraph_indirect_call_info): New field
12319 guaranteed_unmodified.
12320 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12321 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12323 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12324 pass the parameter value to ipa_find_agg_cst_for_param.
12325 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12326 guaranteed_unmodified, store AA results there instead of bailing out
12328 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12329 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12330 (find_constructor_constant_at_offset): New function.
12331 (ipa_find_agg_cst_from_init): Likewise.
12332 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12333 static initializers of contants, report back through a new paameter
12334 from_global_constant if that was the case.
12335 (try_make_edge_direct_simple_call): Also pass parameter value to
12336 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12338 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12339 (ipa_read_indirect_edge_info): Likewise.
12340 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12341 (ipa_load_from_parm_agg): Likewise.
12343 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12345 PR rtl-optimization/71150
12346 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12349 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12352 * config/rs6000/constraints.md (wE constraint): New constraint
12353 for a vector constant that can be loaded with XXSPLTIB.
12354 (wM constraint): New constraint for a vector constant of a 1's.
12355 (wS constraint): New constraint for a vector constant that can be
12356 loaded with XXSPLTIB and a vector sign extend instruction.
12357 * config/rs6000/predicates.md (xxspltib_constant_split): New
12358 predicates for wE/wS constraints.
12359 (xxspltib_constant_nosplit): Likewise.
12360 (easy_vector_constant): Add support for constants that can be
12361 loaded via XXSPLTIB.
12362 (all_ones_constant): New predicate for vector constant with all
12364 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12365 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12366 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12367 instruction and possibly with a sign extension.
12368 (output_vec_const_move): Add support for XXSPLTIB. If we are
12369 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12370 instead of XXLXOR/XXLORC.
12371 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12373 (rs6000_legitimize_reload_address): Likewise.
12374 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12376 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12377 combine VSX_M and VSX_M2 into one iterator.
12378 (VSX_M2): Likewise.
12379 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12380 (VSINT_842): Likewise.
12381 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12382 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12383 XXSPLTIB instruction.
12384 (xxspltib_<mode>_nosplit): Likewise.
12385 (xxspltib_<mode>_split): New insn to load up constants with
12386 XXSPLTIB and a sign extend instruction.
12387 (vsx_mov<mode>): Replace single move that handled all vector types
12388 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12389 moves (when -mvsx-timode is in effect) into the main vector
12390 moves. Eliminate separate moves for <VSr> <VSa>, where the
12391 preferred register class (<VSr>) is listed first, and the
12392 secondary register class (<VSa>) is listed second with a '?' to
12393 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12394 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12395 that if the register was involved in a slow operation, the
12396 clear/set operation does not wait for the slow operation to
12397 finish. Adjust the length attributes for 32-bit mode. Use
12398 rs6000_output_move_128bit and drop the use of the string
12399 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12400 spacing so that the alternatives and attributes don't generate
12401 long lines, and put things in columns, so that it is easier to
12402 match up the operands and attributes with the insn alternatives.
12403 (vsx_mov<mode>_64bit): Likewise.
12404 (vsx_mov<mode>_32bit): Likewise.
12405 (vsx_movti_64bit): Fold movti into normal vector moves.
12406 (vsx_movti_32bit): Likewise.
12407 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12408 splat instructions.
12409 (vsx_splat_v4si_internal): Likewise.
12410 (vsx_splat_v4sf_internal): Likewise.
12411 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12412 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12413 extend vector elements.
12414 (vsx_sign_extend_hi_<mode>): Likewise.
12415 (vsx_sign_extend_si_v2di): Likewise.
12416 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12418 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12419 constraints. Add trailing period to wL documentation.
12421 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12423 PR middle-end/71020
12424 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12425 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12426 * tree-call-cdce.c: Include tree-dfa.h.
12427 (can_guard_call_p): New function, extracted from...
12428 (can_use_internal_fn): ...here.
12429 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12431 (shrink_wrap_one_built_in_call): Likewise.
12432 (use_internal_fn): Likewise.
12433 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12434 and return void. Call replace_abnormal_ssa_names.
12435 (pass_call_cdce::execute): Check can_guard_call_p during the
12436 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12437 will always change something.
12439 2016-05-18 Martin Jambor <mjambor@suse.cz>
12442 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12443 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12445 2016-05-18 Martin Jambor <mjambor@suse.cz>
12448 * ipa-inline.h (condition): New field size.
12449 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12450 for comaprison and store it into the new condition.
12451 (evaluate_conditions_for_known_args): Use condition size to check
12452 access sizes for all but CHANGED conditions.
12453 (unmodified_parm_1): New parameter size_p, store access size into it.
12454 (unmodified_parm): Likewise.
12455 (unmodified_parm_or_parm_agg_item): Likewise.
12456 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
12457 (set_cond_stmt_execution_predicate): Extract access sizes and store
12458 them to conditions.
12459 (set_switch_stmt_execution_predicate): Likewise.
12460 (will_be_nonconstant_expr_predicate): Likewise.
12461 (will_be_nonconstant_predicate): Likewise.
12462 (inline_read_section): Stream condition size.
12463 (inline_write_summary): Likewise.
12465 2016-05-18 Richard Biener <rguenther@suse.de>
12467 * tree-ssa-loop-im.c (determine_max_movement): Properly add
12468 condition cost to PHI cost instead of total_cost.
12470 2016-05-18 Martin Liska <mliska@suse.cz>
12473 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
12476 2016-05-18 Richard Biener <rguenther@suse.de>
12478 * lto-streamer.h (LTO_major_version): Bump to 6.
12480 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12482 * function.c (make_split_prologue_seq, make_prologue_seq,
12483 make_epilogue_seq): New functions, factored out from...
12484 (thread_prologue_and_epilogue_insns): Here.
12486 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12488 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
12489 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
12490 of before. Add a comment.
12492 2016-05-18 Bin Cheng <bin.cheng@arm.com>
12494 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
12495 expression pointer, not pointer to the pointer.
12497 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12499 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
12500 (avx2_pbroadcast<mode>): Add another alternative with v instead
12501 of x constraints in it, using <pbroadcast_evex_isa> isa.
12502 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
12504 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
12505 constraint x instead of v in second alternative, add avx512bw
12508 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
12509 constraint x instead of v in second alternative, add avx512bw
12512 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
12513 constraint x instead of v in second alternative, add avx512bw
12516 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
12517 avx512bw alternative.
12519 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12521 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
12522 array to 128 chars.
12523 (define_insn "*andnottf3"): Ditto.
12524 (define_insn "*<code><mode>3"/any_logic): Ditto.
12525 (define_insn "*<code>tf3"/any_logic): Ditto.
12526 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
12527 operand to block AVX-512VL insn variant emit when it is not enabled.
12529 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12531 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
12532 constraint fot SF mode.
12534 2016-05-18 Petr Murzin <petr.murzin@intel.com>
12535 Kirill Yukhin <kirill.yukhin@intel.com>
12537 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
12539 (define_insn "rsqrt14<mode>"): Ditto.
12540 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
12541 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
12542 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
12543 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
12544 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
12546 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
12547 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
12548 * config/i386/i386.c (ix86_print_operand): Expand check for size
12549 override codes for Intel syntax.
12551 2016-05-18 Richard Biener <rguenther@suse.de>
12553 PR tree-optimization/71168
12554 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
12555 initialization earlier.
12557 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
12559 * config/aarch64/aarch64-simd.md
12560 (aarch64_reduc_plus_internal<mode>): Rename to...
12561 (reduc_plus_scal): ...This, and remove previous implementation.
12563 2016-05-18 Richard Biener <rguenther@suse.de>
12565 * passes.def: Put late dse and cd_dce in canonical order.
12567 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
12569 * ipa-inline-transform.c (preserve_function_body_p): Look for
12570 first non-thunk clone.
12571 (save_function_body): Save into first non-thunk.
12572 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
12574 (lto_output_node): Inline thunks don't need body in every
12576 * lto-streamer-in.c: Do not fixup thunk clones.
12577 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
12579 * tree-inline.c (copy_bb): Be prepared for target node to be new after
12582 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12584 PR middle-end/63586
12585 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
12586 (reassociate_bb): Call transform_add_to_multiply.
12588 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12590 * config/aarch64/aarch64.c (all_extensions): Removed unused
12593 2016-05-17 Nathan Sidwell <nathan@acm.org>
12595 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
12596 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
12598 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
12600 PR tree-optimization/54579
12601 PR middle-end/55299
12602 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
12604 2016-05-17 Marek Polacek <polacek@redhat.com>
12607 * tree-inline.c (expand_call_inline): Call
12608 maybe_remove_unused_call_args.
12610 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
12612 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
12613 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
12614 * doc/md.texi (fmin@var{m}3): Likewise.
12616 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12618 * match.pd (X & C): New transformation.
12620 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12622 * match.pd (~X & Y): New transformation.
12624 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12626 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
12627 information for new SSA_NAME.
12628 (simplify_conversion_using_ranges): Get range through get_range_info
12629 instead of get_value_range.
12631 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12633 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
12634 Remove inline assembly.
12635 (vmvn_s16): Likewise.
12636 (vmvn_s32): Likewise.
12637 (vmvn_u8): Likewise.
12638 (vmvn_u16): Likewise.
12639 (vmvn_u32): Likewise.
12640 (vmvnq_s8): Likewise.
12641 (vmvnq_s16): Likewise.
12642 (vmvnq_s32): Likewise.
12643 (vmvnq_u8): Likewise.
12644 (vmvnq_u16): Likewise.
12645 (vmvnq_u32): Likewise.
12646 (vmvn_p8): Likewise.
12647 (vmvnq_p16): Likewise.
12649 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12651 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
12653 (vmul_n_s16): Likewise.
12654 (vmul_n_s32): Likewise.
12655 (vmul_n_u16): Likewise.
12656 (vmul_n_u32): Likewise.
12657 (vmulq_n_f32): Likewise.
12658 (vmulq_n_f64): Likewise.
12659 (vmulq_n_s16): Likewise.
12660 (vmulq_n_s32): Likewise.
12661 (vmulq_n_u16): Likewise.
12662 (vmulq_n_u32): Likewise.
12664 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12666 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
12667 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
12669 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12671 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
12672 to *aarch64_fma4_elt_from_dup<mode>.
12673 (*aarch64_fnma4_elt_to_128df): Rename to
12674 *aarch64_fnma4_elt_from_dup<mode>.
12675 * config/aarch64/arm_neon.h (vfma_n_f64): New.
12676 (vfms_n_f32): Likewise.
12677 (vfms_n_f64): Likewise.
12678 (vfmsq_n_f32): Likewise.
12679 (vfmsq_n_f64): Likewise.
12681 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
12683 * wide-int.h: Change fixed_wide_int_storage from class to struct.
12685 2016-05-17 Richard Biener <rguenther@suse.de>
12687 PR tree-optimization/71132
12688 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
12689 Only add control dependences for blocks in the loop.
12690 (build_rdg): Adjust.
12691 (generate_code_for_partition): Return whether loop should
12692 be destroyed and delay that.
12693 (distribute_loop): Likewise.
12694 (pass_loop_distribution::execute): Record loops to be destroyed
12695 and perform delayed destroying of loops.
12697 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12700 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
12702 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12704 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
12706 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
12709 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
12710 insertion point for instructions generated by validize_mem.
12712 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12714 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
12717 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12719 * config/aarch64/aarch64.c
12720 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
12721 rather than a macro.
12723 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12725 * doc/invoke.texi (AArch64 Options): Various updates.
12727 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12729 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
12730 into instrumentation thunks.
12731 * cif-code.def (CIF_CHKP): New.
12733 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
12737 2016-05-16 Martin Jambor <mjambor@suse.cz>
12739 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
12740 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
12742 2016-05-16 Marek Polacek <polacek@redhat.com>
12744 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
12747 2016-05-16 Martin Jambor <mjambor@suse.cz>
12750 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
12751 the outlined kernel function.
12753 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
12755 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
12756 (ISA_HAS_DLSA): Ditto.
12758 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12760 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
12762 2016-05-16 Nathan Sidwell <nathan@acm.org>
12764 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
12765 (nvptx_name_replacement): Restore. Add comment.
12766 (write_fn_proto, write_fn_proto_from_insn,
12767 nvptx_output_call_insn): Restore
12768 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
12770 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12772 * config/aarch64/aarch64.md
12773 (add<mode>3_compareC_cconly_imm): Remove use of %w.
12774 (add<mode>3_compareC_imm): Likewise.
12775 (<optab>si3_uxtw): Split into register and immediate variants.
12776 (andsi3_compare0_uxtw): Likewise.
12777 (and<mode>3_compare0): Likewise.
12778 (and<mode>3nr_compare0): Likewise.
12779 (stack_protect_test_<mode>): Don't use %x for memory operands.
12781 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12783 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
12785 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12787 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
12788 Split integer shifts into shift_reg and bfm.
12789 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
12790 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
12791 (ror<mode>3_insn): Likewise.
12792 (<optab>si3_insn_uxtw): Likewise.
12793 (<optab><mode>3_insn): Change to rotate_imm.
12794 (extr<mode>5_insn_alt): Likewise.
12795 (extrsi5_insn_uxtw): Likewise.
12796 (extrsi5_insn_uxtw_alt): Likewise.
12798 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12800 * doc/tm.texi: Regenerate.
12801 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
12802 (TARGET_INVALID_RETURN_TYPE): Remove.
12803 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
12804 TARGET_INVALID_RETURN_TYPE.
12805 * target.def (invalid_parameter_type): Remove.
12806 (invalid_return_type): Remove.
12808 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12810 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
12811 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
12813 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
12815 (preserve_function_body_p): No need to preserve function body
12816 * cif-codes.def (CIF_THUNK): Remove.
12817 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
12819 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12821 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
12823 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12825 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
12828 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12830 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
12831 (inline_small_functions): Do not look for function symbol when
12834 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12836 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
12839 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12840 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12841 Jiong Wang <jiong.wang@arm.com>
12843 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
12844 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
12845 Define __ARM_FP16_ARGS when appropriate.
12846 * config/arm/arm.c (arm_invalid_parameter_type): Remove
12848 (arm_invalid_return_type): Likewise.
12849 (TARGET_INVALID_PARAMETER_TYPE): Remove.
12850 (TARGET_INVALID_RETURN_TYPE): Remove.
12851 (aapcs_vfp_sub_candidate): Allow HFmode.
12852 (aapcs_vfp_allocate): Add comment. Support HFmode.
12853 (aapcs_vfp_allocate_return_reg): Likewise.
12854 (struct aapcs_cp_arg_layout): Slightly reword comments for
12855 is_return_candidate and allocate_return_reg.
12856 (output_mov_vfp): Update assert.
12857 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
12859 (arm_invalid_parameter_type): Remove.
12860 (amr_invalid_return_type): Remove.
12861 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
12862 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
12863 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
12865 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12867 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
12868 * config/aarch64/arch64-protos.h
12869 (aarch64_legitimize_reload_address): Remove.
12870 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
12873 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
12875 * configure.ac: Add ACX_NONCANONICAL_HOST.
12876 * configure: Regenerate.
12877 * Makefile.in: Set host_noncanonical.
12879 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
12882 * config/i386/i386.md (*movtf_internal): Before register allocation,
12883 do not allow FP constants for CM_MEDIUM memory model, allow only
12884 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
12885 (*movxf_internal): Ditto.
12886 (*movdf_internal): Ditto.
12887 (*movsf_internal): Ditto.
12889 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
12891 PR rtl-optimization/67483
12892 * combine.c (make_compound_operation): Don't call extract_left_shift
12893 with negative shift amounts.
12895 2016-05-13 Jakub Jelinek <jakub@redhat.com>
12898 * fold-const.c (fold_checksum_tree): Allow modification
12899 of TYPE_ALIAS_SET during folding.
12901 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
12902 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
12903 (ix86_split_to_parts): Likewise. Fix up formatting.
12905 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
12907 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
12908 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
12911 2016-05-13 Nathan Sidwell <nathan@acm.org>
12913 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
12914 (nvptx_name_replacement): Delete.
12915 (write_fn_proto, write_fn_proto_from_insn,
12916 nvptx_output_call_insn): Remove nvptx_name_replacement call.
12917 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
12918 * langhooks.c (add_builtin_funcction_common): Call
12919 targetm.mangle_decl_assembler_name.
12921 * config/nvptx/nvptx.c (write_fn_proto): Handle
12922 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
12924 2016-05-13 Martin Liska <mliska@suse.cz>
12926 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
12927 and PRIu64 in printf format.
12929 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12931 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
12934 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12936 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12937 Change --param max-completely-peeled-times to
12938 --param max-completely-peel-times in dump file printing.
12940 2016-05-13 Richard Biener <rguenther@suse.de>
12942 PR tree-optimization/42587
12943 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
12944 (find_bswap_or_nop_1): Likewise.
12945 (bswap_replace): Likewise.
12947 2016-05-13 Martin Liska <mliska@suse.cz>
12949 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
12950 Initialize a variable with default value.
12952 2016-05-13 Martin Liska <mliska@suse.cz>
12954 * doc/invoke.texi: Enhance explanation of error recovery
12957 2016-05-13 Martin Liska <mliska@suse.cz>
12959 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
12960 (struct cost_pair): Change inv_expr_id (int) to inv_expr
12961 (iv_inv_expr_ent *).
12962 (struct iv_inv_expr_ent): Comment struct fields.
12963 (sort_iv_inv_expr_ent): New function.
12964 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
12965 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
12966 a hash_map between iv_inv_expr_ent and number of usages.
12967 (niter_for_exit): Fix coding style.
12968 (tree_ssa_iv_optimize_init): Use renamed variable.
12969 (determine_base_object): Fix coding style.
12970 (alloc_iv): Likewise.
12971 (find_interesting_uses_outside): Likewise.
12972 (add_candidate_1): Likewise.
12973 (add_standard_iv_candidates): Likewise.
12974 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
12975 (prepare_decl_rtl): Fix coding style.
12976 (get_address_cost): Likewise.
12977 (get_shiftadd_cost): Likewise.
12978 (force_expr_to_var_cost): Likewise.
12979 (compare_aff_trees): Likewise.
12980 (get_expr_id): Restructure the function.
12981 (get_loop_invariant_expr_id): Renamed to
12982 get_loop_invariant_expr.
12983 (get_computation_cost_at): Replace usage of inv_expr_id with
12985 (get_computation_cost): Likewise.
12986 (determine_group_iv_cost_generic): Likewise.
12987 (determine_group_iv_cost_address): Likewise.
12988 (iv_period): Fix coding style.
12989 (iv_elimination_compare_lt): Likewise.
12990 (may_eliminate_iv): Likewise.
12991 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
12993 (determine_group_iv_costs): Dump invariant expressions.
12994 (iv_ca_recount_cost): Use the newly added hash_map.
12995 (iv_ca_set_remove_invariants): Fix coding style.
12996 (iv_ca_set_add_invariants): Fix coding style.
12997 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
12999 (iv_ca_set_cp): Likewise.
13000 (iv_ca_new): Initialize the newly added hash_map and remove
13001 initialization of fields.
13002 (iv_ca_free): Delete the hash_map.
13003 (iv_ca_dump): Dump invariant expressions.
13004 (iv_ca_extend): Fix coding style.
13005 (try_add_cand_for): Likewise.
13006 (create_new_ivs): Dump information about # of avg iterations and
13007 # of used invariant expressions.
13008 (rewrite_use_compare): Fix coding style.
13009 (free_loop_data): Set default value for max_inv_expr_id.
13011 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13013 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13014 returned value cse_cfg_altered computation.
13015 (rest_of_handle_cse2): Likewise.
13016 (rest_of_handle_cse_after_global_opts): Likewise.
13018 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13021 * config/arm/arm.c (arm32_output_mi_thunk): New.
13022 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13023 to split Thumb1 vs TARGET_32BIT functionality.
13024 (arm_thumb1_mi_thunk): New.
13026 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13028 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13031 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13034 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13036 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13038 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13039 (expand_builtin_trap): Emit a regular call.
13040 (set_builtin_user_assembler_name): Remove obsolete cases.
13041 * dse.c (scan_insn): Adjust.
13042 * except.c: Include calls.h.
13043 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13044 emit a regular call to setjmp.
13045 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13046 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13047 (emit_block_move_via_libcall): Delete.
13048 (block_move_fn): Delete.
13049 (init_block_move_fn): Likewise.
13050 (emit_block_move_libcall_fn): Likewise.
13051 (emit_block_op_via_libcall): New function.
13052 (set_storage_via_libcall): Tidy up and use memset builtin.
13053 (block_clear_fn): Delete.
13054 (init_block_clear_fn): Likewise.
13055 (clear_storage_libcall_fn): Likewise.
13056 (expand_assignment): Call emit_block_move_via_libcall.
13057 Do not include gt-expr.h.
13058 * expr.h (emit_block_op_via_libcall): Declare.
13059 (emit_block_copy_via_libcall): New inline function.
13060 (emit_block_move_via_libcall): Likewise.
13061 (emit_block_comp_via_libcall): Likewise.
13062 (block_clear_fn): Delete.
13063 (init_block_move_fn): Likewise.
13064 (init_block_clear_fn): Likewise.
13065 (emit_block_move_via_libcall): Likewise.
13066 (set_storage_via_libcall): Add default parameter value.
13067 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13068 (abort_libfunc): Delete.
13069 (memcpy_libfunc): Likewise.
13070 (memmove_libfunc): Likewise.
13071 (memcmp_libfunc): Likewise.
13072 (memset_libfunc): Likewise.
13073 (setbits_libfunc): Likewise.
13074 (setjmp_libfunc): Likewise.
13075 (longjmp_libfunc): Likewise.
13076 (profile_function_entry_libfunc): Likewise.
13077 (profile_function_exit_libfunc): Likewise.
13078 (gcov_flush_libfunc): Likewise.
13079 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13080 and DECL_VISIBILITY on the declaration.
13081 (init_optabs): Do not initialize obsolete libfuncs.
13082 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13083 * tree-core.h (ECF_RET1): Define.
13084 (ECF_TM_PURE): Adjust.
13085 (ECF_TM_BUILTIN): Likewise.
13086 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13087 (build_common_builtin_nodes): Initialize abort builtin.
13088 Add ECF_RET1 on memcpy, memmove and memset builtins.
13089 Pass final flags for alloca and alloca_with_align builtins.
13090 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13092 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13093 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13094 set_storage_via_libcall and call emit_block_copy_via_libcall.
13096 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13098 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13099 DImode before it is passed to ix86_output_call_operand.
13100 (*call_value_got_x32): Ditto for operand 1.
13102 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13104 PR rtl-optimization/70904
13105 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13106 reload for wide mode.
13108 2016-05-12 Marek Polacek <polacek@redhat.com>
13111 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13112 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13113 * langhooks.h (incomplete_type_error): Likewise.
13114 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13115 parameter, pass it down to incomplete_type_error.
13116 * tree.h (size_in_bytes): New inline overload.
13117 (size_in_bytes_loc): Renamed from size_in_bytes.
13119 2016-05-12 Richard Biener <rguenther@suse.de>
13121 PR tree-optimization/71059
13122 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13123 nary before looking up or entering the expression into the VN
13125 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13126 Make sure to re-use NARYs without result as inserted by
13129 2016-05-12 Richard Biener <rguenther@suse.de>
13131 PR tree-optimization/71062
13132 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13134 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13135 vars_contains_restrict if the var is a restrict tag.
13136 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13137 do not disambiguate pointers against it.
13138 (dump_points_to_solution): Re-structure and adjust for new
13139 vars_contains_restrict flag.
13140 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13142 2016-05-12 Martin Liska <mliska@suse.cz>
13144 * doc/invoke.texi: Explain connection between
13145 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13147 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13149 PR tree-optimization/71006
13150 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13151 consider COND_EXPR as a mask producer.
13153 2016-05-12 Marek Polacek <polacek@redhat.com>
13156 * opts.c (common_handle_option): Detect missing argument for --help^.
13158 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13161 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13162 when popping the PC and within an interrupt handler routine.
13163 Add missing tab to output of "ldmfd".
13164 (output_return_instruction): Output LDMFD with SP update rather
13165 than POP when returning from interrupt handler.
13167 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13169 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13170 TARGET_64BIT && TARGET_AVX512DQ.
13171 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13172 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13173 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13174 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13175 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13176 (*vec_extractv4si_zext): Add avx512dq alternative.
13177 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13178 use v instead of x constraint in other alternatives where possible.
13180 * config/i386/sse.md (sse2_loadld): Use v instead of x
13181 constraint in alternatives 0,1,4.
13183 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13184 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13185 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13188 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13189 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13190 is not emitted unless TARGET_AVX512BW.
13191 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13192 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13193 for the result operand.
13195 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13196 constraint instead of x in avx alternatives. Use maybe_evex instead
13199 * config/i386/constraints.md (Yv): New constraint.
13200 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13201 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13202 * config/i386/i386.md (avx512fvecmode): New mode attr.
13203 (*pushtf): Use v constraint instead of x.
13204 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13205 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13206 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13207 (*absnegtf2_sse): Likewise.
13208 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13209 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13210 avx512f alternatives.
13211 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13213 2016-05-12 Richard Biener <rguenther@suse.de>
13215 PR tree-optimization/71060
13216 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13217 require exact match of DR_BASE_OBJECT but only matching address and
13220 2016-05-12 Richard Biener <rguenther@suse.de>
13222 PR tree-optimization/70986
13223 * cfganal.c: Include cfgloop.h.
13224 (dfs_find_deadend): Prefer to take edges exiting loops.
13226 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13228 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13229 compile and run time.
13231 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13234 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13236 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/i386.c (legitimize_pic_address): Use
13239 copy_to_suggested_reg instead of gen_movsi.
13241 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13243 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13244 the code into quad_address_p and call it to share code with
13245 vsx_quad_dform_memory_operand.
13246 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13248 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13249 bit instead of being a separate word. Split -mpower9-dform into
13250 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13251 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13252 for the register class supporting 128-bit quad word memory offsets.
13253 (mode_supports_vsx_dform_quad): Helper function to return if the
13254 register class uses quad word memory offsets.
13255 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13256 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13257 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13258 instructions are enabled, set up the appropriate addr_masks for
13260 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13261 -mpower9-dform-scalar, instead of -mpower9-dform.
13262 (rs6000_option_override_internal): Split -mpower9-dform into two
13263 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13264 -mpower9-dform switch sets or clears both. If we are not using
13265 the LRA register allocator, do not enable -mpower9-dform-vector by
13266 default. If we are using LRA, enable -mpower9-dform-vector and
13267 -mvsx-timode if it is appropriate. Issue a warning if either
13268 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13270 (quad_address_offset_p): New helper function to return if the
13271 offset is legal for quad word memory instructions.
13272 (quad_address_p): New function to determin if GPR or vector
13273 register quad word memory addresses are legal.
13274 (mem_operand_gpr): Validate quad word address offsets.
13275 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13276 d-form (register + offset) instructions.
13277 (offsettable_ok_by_alignment): Likewise.
13278 (rs6000_legitimate_offset_address_p): Likewise.
13279 (legitimate_lo_sum_address_p): Likewise.
13280 (rs6000_legitimize_address): Likewise.
13281 (rs6000_legitimize_reload_address): Add more debug statements for
13283 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13284 d-form instructions.
13285 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13286 d-form instructions. Distinguish different cases in debug
13287 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13288 d-form instructions.
13289 (rs6000_preferred_reload_class): Likewise.
13290 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13291 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13292 of the ISA 2.06 indexed memory instructions.
13293 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13294 use them to save/restore the saved vector registers instead of
13295 using Altivec instructions.
13296 (rs6000_emit_epilogue): Likewise.
13297 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13298 (rs6000_opt_masks): Split -mpower9-dform into
13299 -mpower9-dform-scalar and -mpower9-dform-vector.
13300 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13302 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13303 ISA 3.0 vector indexed memory instructions, and fold the code into
13304 the normal mov<mode> patterns.
13305 (p9_vecstore_<mode>): Likewise.
13306 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13308 (vsx_movti_64bit): Likewise.
13309 (vsx_movti_32bit): Likewise.
13310 * config/rs6000/constraints.md (wO constraint): New constraint for
13311 ISA 3.0 vector d-form support.
13312 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13313 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13314 include -mpower9-dform-vector until we switch over to LRA.
13315 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13316 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13317 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13318 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13319 for -mpower9-dform and -mlra.
13320 * doc/md.texi (wO constraint): Document wO constraint.
13322 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13324 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13325 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13326 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13327 Move handling of non-insn arguments inline into the sole user:
13328 (output_trans_func): ...here.
13329 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13330 in emitted function prototype.
13331 (output_internal_insn_latency_func): Ditto. Simplify.
13332 (output_internal_maximal_insn_latency_func): Ditto. Delete
13333 always-unused argument.
13334 (output_insn_latency_func): Ditto.
13335 (output_maximal_insn_latency_func): Ditto.
13337 2016-05-11 Richard Biener <rguenther@suse.de>
13339 PR tree-optimization/71055
13340 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13341 sth with precision not equal to access size verify we don't chop
13344 2016-05-11 Richard Biener <rguenther@suse.de>
13347 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13348 (dwarf2out_finish): Move retry_incomplete_types call ...
13349 (dwarf2out_early_finish): ... here.
13351 2016-05-11 Richard Biener <rguenther@suse.de>
13353 PR middle-end/71002
13354 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13355 if the langhook insists on it.
13356 * fold-const.c (make_bit_field_ref): Add arg for the original
13357 reference and preserve its alias-set.
13358 (decode_field_reference): Take exp by reference and adjust it
13359 to the original memory reference.
13360 (optimize_bit_field_compare): Adjust callers.
13361 (fold_truth_andor_1): Likewise.
13362 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13364 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13366 PR middle-end/70807
13367 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13368 * cfgrtl.c (delete_insn_and_edges): Likewise.
13369 * config/i386/i386.c (convert_scalars_to_vector): Remove
13371 * cse.c (cse_insn): Compute cse_cfg_altered.
13372 (delete_trivially_dead_insns): Likewise.
13373 (cse_cc_succs): Likewise.
13374 (rest_of_handle_cse): Free dominance info if required.
13375 (rest_of_handle_cse2): Likewise.
13376 (rest_of_handle_cse_after_global_opts): Likewise.
13378 2016-05-11 Alan Modra <amodra@gmail.com>
13380 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13381 abi_v4_pass_in_fpr): New functions.
13382 (rs6000_function_arg_boundary): Exclude complex IBM long double
13383 from 64-bit alignment when ABI_V4.
13384 (rs6000_function_arg, rs6000_function_arg_advance_1,
13385 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13387 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13389 PR rtl-optimization/71028
13390 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13391 jump with just a return in the fallthrough block if the branch
13392 block contains just a return as well.
13394 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13396 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13397 * match.pd ((X & Y) ^ Y): ... this.
13398 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13399 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13401 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13403 * read-md.c (require_char_ws): New function.
13404 (read_string): Simplify using require_char_ws.
13405 (handle_constants): Likewise.
13406 (handle_enum): Likewise.
13407 (handle_file): Likewise.
13408 * read-md.h (require_char_ws): New declaration.
13409 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13410 (read_mapping): Likewise.
13411 (read_rtx_code): Likewise.
13412 (read_nested_rtx): Likewise.
13414 2016-05-10 James Norris <jnorris@codesourcery.com>
13416 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13417 if offloading is enabled and -fopenacc or -fopenmp is specified.
13418 (CRTOFFLOADEND): Likewise.
13419 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13420 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13422 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13424 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13425 gotoff_operand code paths. Use copy_to_suggested_regs and
13426 expand_simple_binop where appropriate. Cleanup.
13428 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13431 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13433 (dimode_scalar_chain::vector_const_cost): New.
13434 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13435 (dimode_scalar_chain::convert_op): Likewise.
13436 (dimode_scalar_chain::convert_insn): Likewise.
13438 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13440 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13441 unary operation, not a binary one.
13443 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13445 PR middle-end/70877
13446 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13447 calls with type casted fndecl.
13449 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13451 PR tree-optimization/70786
13452 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
13453 * calls.c (initialize_argument_information): Bind bounds
13454 with corresponding args passed by reference.
13456 2016-05-10 Jakub Jelinek <jakub@redhat.com>
13459 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
13460 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
13461 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
13464 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13467 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
13468 code for a zero scale factor.
13469 (vsx_xvcvdpuxds_scale): Likewise.
13471 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13473 * diagnostic-show-locus.c (layout::layout): Call show_ruler
13474 if show_ruler_p was set on the context.
13475 (layout::show_ruler): New method.
13476 * diagnostic.h (struct diagnostic_context): Add field
13479 2016-05-10 Richard Biener <rguenther@suse.de>
13481 PR tree-optimization/71039
13482 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
13483 (chk_uses): New function.
13484 (propagate_with_phi): Verify we can safely replicate the lhs of an
13485 aggregate assignment on all incoming edges.
13487 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
13489 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
13491 (rx_atomic_sequence): New class.
13492 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
13493 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
13495 (rx_atomic_sequence::rx_atomic_sequence,
13496 rx_atomic_sequence::~rx_atomic_sequence): New functions.
13497 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
13498 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
13499 CTRLREG_INTB): New constants.
13500 (FETCHOP): New code iterator.
13501 (fethcop_name, fetchop_name2): New iterator code attributes.
13502 (QIHI): New mode iterator.
13503 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
13504 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
13505 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
13507 2016-05-10 Martin Liska <mliska@suse.cz>
13509 * tree-inline.c (remap_dependence_clique): Do not remap
13510 debugging statements.
13512 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13514 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
13515 ("*fixuns_truncdfdi2_z13")
13516 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
13517 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
13518 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
13520 2016-05-10 Richard Biener <rguenther@suse.de>
13522 PR tree-optimization/70497
13523 PR tree-optimization/28367
13524 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
13526 (visit_reference_op_load): ... here.
13527 (vn_reference_lookup_3): Use it to handle subreg-like accesses
13528 with simplified BIT_FIELD_REFs.
13529 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
13530 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
13533 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13535 * dwarf2out.c (add_abstract_origin_attribute): Adjust
13536 documentation comment. For BLOCK nodes, add a
13537 DW_AT_abstract_origin attribute that points to the DIE generated
13538 for the origin BLOCK.
13539 (gen_lexical_block_die): Call add_abstract_origin_attribute for
13540 blocks from inlined functions.
13542 2016-05-10 Alan Modra <amodra@gmail.com>
13545 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
13546 regrename modifying insns saving lr before __morestack call.
13547 * config/rs6000/rs6000.md (split_stack_return): Similarly for
13548 insns restoring lr after __morestack call.
13550 2016-05-09 Jakub Jelinek <jakub@redhat.com>
13552 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
13553 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
13555 * config/i386/sse.md (vec_interleave_high<mode>,
13556 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
13557 <avx512>_vpermt2var<mode>3_maskz): Likewise.
13559 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13561 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
13562 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
13563 parallel reassociation for power8 and forward.
13565 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
13567 * config/i386/i386.md (absneg splitters with general regs): Use
13568 general_reg_operand predicate.
13569 (btsq peephole2): Use x86_64_immediate_operand to check if new
13570 value is suitable for immediate operand. Generate emitted insn
13571 using RTL expressions.
13572 (btcq peephole2): Ditto.
13573 (btrq peephole2): Ditto. Generate correct immediate operand
13576 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13578 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
13581 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13583 * tree-affine.c (wide_int_constant_multiple_p): Add missing
13584 pointer dereference.
13586 2016-05-09 Richard Biener <rguenther@suse.de>
13588 PR tree-optimization/70985
13589 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
13590 op0 isn't a gimple register.
13592 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
13594 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
13595 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
13596 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
13597 (i6400_fpu_mult): New cpu units.
13598 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
13599 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
13600 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
13601 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
13602 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
13603 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
13604 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
13605 (i6400_msa_long_float4, i6400_msa_long_float5)
13606 (i6400_msa_long_float8, i6400_msa_fdiv_df)
13607 (i6400_msa_fdiv_sf): New reservations.
13608 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
13609 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
13610 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
13611 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
13612 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
13613 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
13614 (msa_short_cmp, msa_short_float2, msa_short_logic3)
13615 (msa_short_store4, msa_long_load, msa_short_store)
13616 (msa_long_logic, msa_long_float2, msa_long_float4)
13617 (msa_long_float5, msa_long_float8, msa_long_mult)
13618 (msa_long_fdiv, msa_long_div): New reservations.
13620 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
13621 Sameera Deshpande <sameera.deshpande@imgtec.com>
13622 Matthew Fortune <matthew.fortune@imgtec.com>
13623 Graham Stott <graham.stott@imgtec.com>
13624 Chao-ying Fu <chao-ying.fu@imgtec.com>
13626 * config.gcc: Add MSA header file for mips*-*-* target.
13627 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
13628 (Ubv8i, Urv8): New constraints.
13629 * config/mips/mips-ftypes.def: Add function types for MSA
13631 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
13632 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
13633 * config/mips/mips-msa.md: New file.
13634 * config/mips/mips-protos.h
13635 (mips_split_128bit_const_insns): New prototype.
13636 (mips_msa_idiv_insns): Likewise.
13637 (mips_split_128bit_move): Likewise.
13638 (mips_split_128bit_move_p): Likewise.
13639 (mips_split_msa_copy_d): Likewise.
13640 (mips_split_msa_insert_d): Likewise.
13641 (mips_split_msa_fill_d): Likewise.
13642 (mips_expand_msa_branch): Likewise.
13643 (mips_const_vector_same_val_p): Likewise.
13644 (mips_const_vector_same_bytes_p): Likewise.
13645 (mips_const_vector_same_int_p): Likewise.
13646 (mips_const_vector_shuffle_set_p): Likewise.
13647 (mips_const_vector_bitimm_set_p): Likewise.
13648 (mips_const_vector_bitimm_clr_p): Likewise.
13649 (mips_msa_vec_parallel_const_half): Likewise.
13650 (mips_msa_output_division): Likewise.
13651 (mips_ldst_scaled_shift): Likewise.
13652 (mips_expand_vec_cond_expr): Likewise.
13653 * config/mips/mips.c (enum mips_builtin_type): Add
13654 MIPS_BUILTIN_MSA_TEST_BRANCH.
13655 (mips_gen_const_int_vector_shuffle): New prototype.
13656 (mips_const_vector_bitimm_set_p): New function.
13657 (mips_const_vector_bitimm_clr_p): Likewise.
13658 (mips_const_vector_same_val_p): Likewise.
13659 (mips_const_vector_same_bytes_p): Likewise.
13660 (mips_const_vector_same_int_p): Likewise.
13661 (mips_const_vector_shuffle_set_p): Likewise.
13662 (mips_symbol_insns): Forbid loading symbols via immediate for
13664 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
13666 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
13668 (mips_lx_address_p): Add support load indexed address for MSA.
13669 (mips_address_insns): Add calculation of instructions needed for
13670 stores and loads for MSA.
13671 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
13672 CONST_VECTOR for MSA and let it fall through.
13673 (mips_ldst_scaled_shift): New function.
13674 (mips_subword_at_byte): Likewise.
13675 (mips_msa_idiv_insns): Likewise.
13676 (mips_legitimize_move): Validate MSA moves.
13677 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
13678 calculation of costs for MSA division.
13679 (mips_split_move_p): Check if MSA moves need splitting.
13680 (mips_split_move): Split MSA moves if necessary.
13681 (mips_split_128bit_move_p): New function.
13682 (mips_split_128bit_move): Likewise.
13683 (mips_split_msa_copy_d): Likewise.
13684 (mips_split_msa_insert_d): Likewise.
13685 (mips_split_msa_fill_d): Likewise.
13686 (mips_output_move): Handle MSA moves.
13687 (mips_expand_msa_branch): New function.
13688 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
13689 Reinstate 'y' modifier.
13690 (mips_file_start): Add MSA .gnu_attribute.
13691 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
13693 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
13694 (mips_class_max_nregs): Add register size for MSA supported mode.
13695 (mips_cannot_change_mode_class): Allow conversion between MSA
13696 vector modes and TImode.
13697 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
13699 (mips_secondary_reload_class): Force MSA loads/stores via memory.
13700 (mips_preferred_simd_mode): Add preffered modes for MSA.
13701 (mips_vector_mode_supported_p): Add MSA supported modes.
13702 (mips_autovectorize_vector_sizes): New function.
13703 (mips_msa_output_division): Likewise.
13704 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
13705 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
13706 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
13707 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
13708 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
13709 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
13710 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
13711 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
13712 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
13713 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
13714 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
13715 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
13716 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
13717 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
13718 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
13719 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
13720 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
13721 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
13722 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
13723 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
13724 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
13725 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
13726 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
13727 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
13728 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
13729 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
13730 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
13731 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
13732 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
13733 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
13734 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
13735 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
13736 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
13737 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
13738 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
13739 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
13740 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
13741 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
13742 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
13743 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
13744 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
13745 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
13746 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
13747 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
13748 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13749 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13750 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13751 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13752 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13753 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13754 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13755 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13756 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
13757 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
13758 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
13759 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
13760 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
13761 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
13762 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
13763 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
13764 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
13765 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
13766 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
13767 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
13768 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
13769 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
13770 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
13771 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
13772 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
13773 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
13774 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
13775 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
13776 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
13777 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
13778 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
13779 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
13780 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
13781 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
13782 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
13783 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
13784 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
13785 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
13786 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
13787 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
13788 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
13789 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
13790 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
13791 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
13792 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
13793 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
13794 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
13795 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
13796 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
13797 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
13798 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
13799 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
13800 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
13801 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
13802 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
13803 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
13804 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
13805 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
13806 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
13807 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
13808 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
13809 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
13810 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
13811 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
13812 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
13813 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
13814 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
13815 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
13816 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
13817 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
13818 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
13819 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
13820 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
13821 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
13822 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
13823 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
13824 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
13825 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
13826 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
13827 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
13828 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
13829 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
13830 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
13831 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
13832 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
13833 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
13834 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
13835 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
13836 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
13837 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
13838 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
13839 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
13840 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
13841 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
13842 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
13843 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
13844 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
13845 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
13846 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
13847 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
13848 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
13849 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
13850 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
13851 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
13852 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
13853 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
13854 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
13856 (mips_get_builtin_decl_index): New array.
13857 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
13858 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
13859 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
13860 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
13861 (mips_init_builtins): Initialize mips_get_builtin_decl_index
13863 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13865 (mips_expand_builtin_insn): Prepare operands for
13866 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
13867 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
13868 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
13869 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
13870 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
13871 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
13872 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
13873 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
13874 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
13875 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
13876 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
13877 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
13878 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
13879 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
13880 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
13881 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
13882 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
13883 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
13884 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
13885 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
13886 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
13887 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
13888 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
13889 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
13890 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
13891 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
13892 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
13893 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
13894 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
13895 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
13896 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
13897 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
13898 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
13899 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
13900 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
13901 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
13902 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
13903 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
13904 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
13905 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
13906 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
13907 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
13908 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
13909 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
13910 These are set implicitly and an error is reported if overridden.
13911 (mips_expand_builtin_msa_test_branch): New function.
13912 (mips_expand_msa_shuffle): Likewise.
13913 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
13914 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
13915 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
13916 (mips_expand_vec_unpack): Add support for MSA.
13917 (mips_expand_vector_init): Likewise.
13918 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
13919 instead of const0_rtx.
13920 (mips_msa_vec_parallel_const_half): New function.
13921 (mips_gen_const_int_vector): Likewise.
13922 (mips_gen_const_int_vector_shuffle): Likewise.
13923 (mips_expand_msa_cmp): Likewise.
13924 (mips_expand_vec_cond_expr): Likewise.
13925 * config/mips/mips.h
13926 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
13927 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
13929 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
13930 (ISA_HAS_MSA): New macro.
13931 (UNITS_PER_MSA_REG): Likewise.
13932 (BITS_PER_MSA_REG): Likewise.
13933 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
13934 (MSA_REG_FIRST): New macro.
13935 (MSA_REG_LAST): Likewise.
13936 (MSA_REG_NUM): Likewise.
13937 (MSA_REG_P): Likewise.
13938 (MSA_REG_RTX_P): Likewise.
13939 (MSA_SUPPORTED_MODE_P): Likewise.
13940 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
13941 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
13942 * config/mips/mips.md: Include mips-msa.md.
13943 (alu_type): Add simd_add.
13944 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
13945 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
13946 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
13947 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
13948 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
13949 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
13950 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
13951 simd_move, simd_load, simd_store. Choose "multi" for moves
13953 (qword_mode): New attribute.
13954 (insn_count): Add instruction count for quad moves.
13955 Increase the count for MIPS SIMD division.
13956 (UNITMODE): Add UNITMODEs for vector types.
13957 (addsub): New code iterator.
13958 * config/mips/mips.opt (mmsa): New option.
13959 * config/mips/msa.h: New file.
13960 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
13962 * config/mips/mti-linux.h: Likewise.
13963 * config/mips/predicates.md
13964 (const_msa_branch_operand): New constraint.
13965 (const_uimm3_operand): Likewise.
13966 (const_uimm4_operand): Likewise.
13967 (const_uimm5_operand): Likewise.
13968 (const_uimm8_operand): Likewise.
13969 (const_imm5_operand): Likewise.
13970 (aq10b_operand): Likewise.
13971 (aq10h_operand): Likewise.
13972 (aq10w_operand): Likewise.
13973 (aq10d_operand): Likewise.
13974 (const_m1_operand): Likewise.
13975 (reg_or_m1_operand): Likewise.
13976 (const_exp_2_operand): Likewise.
13977 (const_exp_4_operand): Likewise.
13978 (const_exp_8_operand): Likewise.
13979 (const_exp_16_operand): Likewise.
13980 (const_vector_same_val_operand): Likewise.
13981 (const_vector_same_simm5_operand): Likewise.
13982 (const_vector_same_uimm5_operand): Likewise.
13983 (const_vector_same_uimm6_operand): Likewise.
13984 (const_vector_same_uimm8_operand): Likewise.
13985 (par_const_vector_shf_set_operand): Likewise.
13986 (reg_or_vector_same_val_operand): Likewise.
13987 (reg_or_vector_same_simm5_operand): Likewise.
13988 (reg_or_vector_same_uimm6_operand): Likewise.
13989 * doc/extend.texi (MIPS SIMD Architecture Functions): New
13991 * doc/invoke.texi (-mmsa): Document new option.
13993 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13995 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
13996 * configure: Regenerate.
13997 * config.in: Regenerate.
13998 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
13999 on -fvtable-verify.
14000 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14001 (ENDFILE_VTV_SPEC): Define.
14003 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14005 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14006 registers in all interrupt handlers if necessary.
14007 (rl78_option_override): Add warning.
14008 (MUST_SAVE_MDUC_REGISTERS): New macro.
14009 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14010 * config/rl78/rl78.c (check_mduc_usage): New function.
14011 (mduc_regs): New structure to hold MDUC register data.
14012 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14013 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14014 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14015 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14016 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14017 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14019 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14021 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14022 (tree-ssa-loop-niter.h): Ditto.
14023 (idx_within_array_bound, ref_within_array_bound): New functions.
14024 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14025 Factor out check on writable base object to ...
14026 (base_object_writable): ... here.
14028 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14030 * config/arm/arm.md (probe_stack): Add modes to set source
14033 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14035 * regrename.c (base_reg_class_for_rename): New static function.
14036 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14038 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14040 * cgraph.c (thunk_adjust): Export.
14041 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14042 * cgraphunit.c (thunk_adjust): Export.
14043 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14045 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14047 * tree-inline.c (expand_call_inline): Expand thunks inline.
14049 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14052 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14053 (*sse2_vd_cvtss2sd): Ditto.
14054 * config/i386/i386.md
14055 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14056 Generate *sse2_vd_cvtsd2ss pattern.
14057 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14058 Generate *sse2_vd_cvtss2sd pattern.
14060 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14062 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14063 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14066 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14068 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14069 * config/sh/sh.c: Define and declare variables on first use throughout
14071 (current_function_interrupt): Change to bool type.
14072 (frame_insn): Rename to emit_frame_insn and update users.
14073 (push_regs): Use bool for 'interrupt_handler' argument.
14074 (save_schedule_s): Remove.
14075 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14076 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14077 targetm.asm_out.unaligned_op.di.
14078 (gen_far_branch): Remove redundant forward declaration.
14079 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14080 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14081 (sh_set_return_address, sh_function_ok_for_sibcall,
14082 scavenge_reg): Update comments.
14083 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14084 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14085 (sh_attr_renesas_p): Remove unnecessary parentheses.
14086 (branch_dest): Simplify.
14087 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14088 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14089 (CUMULATIVE_ARGS): Change macro to typedef.
14090 (current_function_interrupt): Change to bool type.
14091 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14092 Surround with __cplusplus ifdef.
14093 (sh_compare_op0, sh_compare_op1): Remove.
14094 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14096 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14098 * config/arm/arm.md: (arch): Add neon.
14099 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14100 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14101 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14102 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14103 attributes for alt renumbering. Mark alt 3 as non-predicable.
14104 (thumb2_movdf_vfp): Likewise.
14106 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14108 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14109 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14110 (*andqi_1): Add preferred_for_speed attribute to disparage
14111 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14112 (*<code>qi_1): Ditto.
14113 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14114 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14115 (*ashlqi3_1): Ditto.
14116 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14117 Add preferred_for_size attribute to disparage alternative 0 and
14118 preferred_for_speed attribute to disparage alternative 1 for
14119 TARGET_PARTIAL_REG_STALL targets.
14121 2016-05-07 Tom de Vries <tom@codesourcery.com>
14123 PR tree-optimization/70956
14124 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14127 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14129 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14130 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14131 * config/sh/sh.md (branch_zero): Remove define_attr.
14132 (define_delay): Disable delay slot if branch distance is one insn.
14134 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14136 * config/i386/i386.md (LEAMODE): New mode attribute.
14137 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14138 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14139 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14140 operand 2 predicate.
14141 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14142 (*lea<mode>_general_3): Ditto.
14143 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14145 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14147 * genmddump.c (main): Convert argv from char ** to const char **.
14149 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14151 * coretypes.h (OVERRIDE): New macro.
14152 (FINAL): New macro.
14154 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14156 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14157 allow coalescing if the types are compatible.
14159 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14161 * pass_manager.h (pass_manager::register_pass_name): New method.
14162 (pass_manager::get_pass_by_name): New method.
14163 (pass_manager::create_pass_tab): New method.
14164 (pass_manager::m_name_to_pass_map): New field.
14165 * passes.c (name_to_pass_map): Delete global in favor of field
14166 "m_name_to_pass_map" of pass_manager.
14167 (register_pass_name): Rename from a function to...
14168 (pass_manager::register_pass_name): ...this method, updating
14169 for renaming of global "name_to_pass_map" to field
14170 "m_name_to_pass_map".
14171 (create_pass_tab): Rename from a function to...
14172 (pass_manager::create_pass_tab): ...this method, updating
14173 for renaming of global "name_to_pass_map" to field.
14174 (get_pass_by_name): Rename from a function to...
14175 (pass_manager::get_pass_by_name): ...this method.
14176 (enable_disable_pass): Convert use of get_pass_by_name to
14177 a method call, locating the pass_manager singleton.
14179 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14181 * genattr-common.c (main): Convert argv from char ** to const char **.
14182 * genattr.c (main): Likewise.
14183 * genattrtab.c (main): Likewise.
14184 * genautomata.c (initiate_automaton_gen): Likewise.
14186 * gencodes.c (main): Likewise.
14187 * genconditions.c (main): Likewise.
14188 * genconfig.c (main): Likewise.
14189 * genconstants.c (main): Likewise.
14190 * genemit.c (main): Likewise.
14191 * genenums.c (main): Likewise.
14192 * genextract.c (main): Likewise.
14193 * genflags.c (main): Likewise.
14194 * genmddeps.c (main): Likewise.
14195 * genopinit.c (main): Likewise.
14196 * genoutput.c (main): Likewise.
14197 * genpeep.c (main): Likewise.
14198 * genpreds.c (main): Likewise.
14199 * genrecog.c (main): Likewise.
14200 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14201 (init_rtx_reader_args): Likewise.
14202 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14203 (init_rtx_reader_args): Likewise.
14204 * gentarget-def.c (main): Likewise.
14205 * read-md.c (read_md_files): Likewise.
14206 * read-md.h (read_md_files): Likewise.
14208 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14210 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14211 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14212 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14213 Remove unused predicate.
14214 (register_and_not_fp_reg_operand): Ditto.
14216 2016-05-06 Martin Liska <mliska@suse.cz>
14218 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14219 instead of vec as the vector is local to the function.
14221 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14223 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14224 avx512bw alternative.
14226 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14227 before the ashr<mode>3 pattern.
14229 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14230 v instead of x in vex or maybe_vex alternatives, use
14231 maybe_evex instead of vex in prefix.
14233 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14234 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14235 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14236 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14239 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14240 v instead of x in vex or maybe_vex alternatives, use
14241 maybe_evex instead of vex in prefix.
14243 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14244 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14245 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14246 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14247 alternatives, use maybe_evex instead of vex in prefix.
14249 * config/i386/sse.md (vec_interleave_lowv4sf,
14250 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14251 v instead of x in vex or maybe_vex alternatives, use
14252 maybe_evex instead of vex in prefix.
14254 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14255 v instead of x in vex or maybe_vex alternatives, use
14256 maybe_evex instead of vex in prefix.
14258 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14259 v constraint instead of x.
14261 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14263 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14264 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14267 2016-05-06 Richard Biener <rguenther@suse.de>
14269 PR tree-optimization/70948
14270 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14271 Properly clobber all fields of va_list for __builtin_va_start.
14273 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14276 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14277 loop latch destination.
14279 2016-05-06 Martin Liska <mliska@suse.cz>
14281 * tree-ssa-uninit.c: Apply manual changes
14282 to the GNU coding style.
14283 (prune_uninit_phi_opnds): Rename from
14284 prune_uninit_phi_opnds_in_unrealizable_paths.
14286 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14288 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14289 mspace): Remove deprecated options.
14290 * doc/invoke.texi (SH options): Remove -mspace.
14292 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14294 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14296 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14298 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14299 corresponding combine split pattern.
14301 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14304 * config/sh/predicates.md (long_displacement_mem_operand): New.
14305 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14306 Add movi20, movi20s alternatives. Adjust length attribute for
14308 (movsi_ie): Allow for any FPU. Adjust length attribute for
14310 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14311 attribute for alternatives.
14312 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14313 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14314 length attribute for alternatives.
14316 2016-05-06 Richard Biener <rguenther@suse.de>
14318 PR tree-optimization/70960
14319 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14321 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14324 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14325 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14327 2016-05-06 Marek Polacek <polacek@redhat.com>
14330 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14332 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14335 * config/sh/sh.md (*rotcr): Add another variant.
14337 2016-05-06 Richard Biener <rguenther@suse.de>
14339 PR middle-end/70931
14340 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14342 2016-05-06 Richard Biener <rguenther@suse.de>
14344 PR middle-end/70941
14345 * fold-const.c (split_tree): Always convert to the original type
14348 2016-05-06 Richard Biener <rguenther@suse.de>
14350 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14351 (fwprop_addr): Likewise.
14353 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14356 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14358 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14359 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14360 the splitter condition.
14361 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14362 the splitter condition.
14363 (FP float_extend load splitter): Ditto.
14365 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14367 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14368 to REGNO in all peephole2 patterns.
14369 (post-reload splitters): Change true_regnum to REGNO in
14370 post-reload splitters.
14371 (zero_extend splitters): Use general_reg_operand and
14372 nonimmediate_gr_operand predicates.
14374 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14376 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14377 v constraint instead of x.
14379 2016-05-05 Alan Modra <amodra@gmail.com>
14382 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14383 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14384 TARGET_NO_FP_IN_TOC for -mrelocatable.
14385 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14386 TARGET_RELOCATABLE test.
14387 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14388 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14389 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14390 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14391 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14392 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14393 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14394 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14395 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14396 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14398 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14399 (rs6000_stack_info): Likewise.
14400 (rs6000_elf_asm_out_constructor): Likewise.
14401 (rs6000_elf_asm_out_destructor): Likewise.
14402 (rs6000_elf_declare_function_name): Likewise.
14403 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14404 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14407 2016-05-05 Alan Modra <amodra@gmail.com>
14409 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14411 2016-05-05 Alan Modra <amodra@gmail.com>
14413 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14414 out-of-line gpr restore for one or two regs if that would add
14417 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14420 * config/i386/i386.md
14421 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14422 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14423 as operand 0 predicate.
14424 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14426 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14427 Ditto. Emit the pattern using RTX.
14429 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14430 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14431 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14432 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14434 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14435 sse_reg_operand as operand 0 predicate.
14437 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14438 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14439 instead of gen_rtx_REG.
14440 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14443 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14445 * function.c (emit_use_return_register_into_block): Delete.
14446 (gen_return_pattern): Delete.
14447 (emit_return_into_block): Delete.
14448 (active_insn_between): Delete.
14449 (convert_jumps_to_returns): Delete.
14450 (emit_return_for_exit): Delete.
14451 (thread_prologue_and_epilogue_insns): Delete all code dealing with
14452 simple_return for shrink-wrapped blocks.
14453 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
14454 end of blocks that need one.
14455 (get_unconverted_simple_return): Delete.
14456 (convert_to_simple_return): Delete.
14457 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
14458 (convert_to_simple_return): Ditto.
14460 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14462 * cfgcleanup.c (bb_is_just_return): New function.
14463 (try_optimize_cfg): Simplify jumps to return, branches to return,
14464 and branches around return.
14466 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14468 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
14469 branch to a return.
14471 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14475 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
14476 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
14477 assert flags & OEP_HASH_CHECK, instead of asserting it
14478 never happens. Handle TARGET_EXPR.
14479 * fold-const.c (operand_equal_p): For hash verification,
14480 or in OEP_HASH_CHECK into flags.
14482 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
14484 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
14486 (compute_samebase_partition_bases): Fix typo.
14488 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14490 * config/i386/sse.md (vec_interleave_highv8sf,
14491 vec_interleave_lowv8sf, vec_interleave_highv4df,
14492 vec_interleave_lowv4df): Remove constraints from expanders.
14494 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
14496 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14498 * tree-inline.c (expand_call_inline): Fix path dealing with
14499 making lhs of call statement undefined.
14501 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14503 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
14504 Check availability on NODE, too.
14505 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
14506 (cgraph_node::call_for_symbol_and_aliases): Likewise.
14507 (varpool_node::call_for_symbol_and_aliase): Likewise.
14508 * ipa-pure-const.c (add_new_function): Analyze all bodies.
14509 (propagate_pure_const): Propagate across interposable functions, too.
14510 (skip_function_for_local_pure_const): Do not skip interposable bodies
14512 (pass_local_pure_const::execute): Update.
14514 2016-05-04 Marek Polacek <polacek@redhat.com>
14516 * doc/invoke.texi: Document -Wdangling-else.
14518 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14520 * config.gcc: Error out when conflicting multilib is detected. Do not
14521 loop over multilibs since no combination is legal.
14523 2016-05-04 Alan Modra <amodra@gmail.com>
14525 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
14526 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
14527 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14530 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
14532 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
14533 Clean up p5600 comments.
14535 2016-05-04 Richard Biener <rguenther@suse.de>
14537 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
14538 constructor simplifications.
14539 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
14541 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
14543 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
14544 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
14545 result.set_rtx is null instead of aborting.
14546 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
14548 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
14549 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
14550 *mov<mode>_store_postinc): New patterns.
14552 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
14554 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
14555 as commutative. Check both conversions are NOP.
14556 ((A & B) OP (C & B)): Remove.
14558 2016-05-04 Alan Modra <amodra@gmail.com>
14560 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
14562 2016-05-04 Alan Modra <amodra@gmail.com>
14565 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
14566 when cr2,3,4 are all fixed regs.
14568 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
14570 PR rtl-optimization/57193
14571 * opts.c (default_options_table): Revert OPT_frename_registers change.
14572 * doc/invoke.texi (-frename-registers, -O2): Likewise.
14574 2016-05-03 Martin Sebor <msebor@redhat.com>
14577 * builtins.c (fold_builtin_FILE): New function.
14578 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
14579 (fold_builtin_0): Call them.
14580 * gimplify.c (gimplify_call_expr): Remove the handling of
14581 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
14584 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
14585 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
14589 * doc/extend.texi (Function Names as Strings): Update __func__,
14590 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
14593 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14594 Richard Biener <rguenther@suse.de>
14596 PR tree-optimization/70916
14597 * tree-if-conv.c: Include cfganal.h.
14598 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
14599 and remove_fake_exit_edges around the optimization pass.
14601 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
14603 * cgraph.c (symbol_table::create_edge): Set inline_failed.
14604 (cgraph_edge::make_direct): Likewise.
14605 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
14606 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
14607 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
14608 (CIF_THUNK): New code.
14609 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
14610 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
14611 (compute_inline_parameters): Set inline_failed for thunks.
14612 (inline_analyze_function): Cleanup.
14613 * ipa-inline.c (can_inline_edge_p): Do not deal with
14614 call_stmt_cannot_inline_p.
14615 (can_early_inline_edge_p): Likewise.
14616 (early_inliner): Initialize inline_failed.
14617 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
14619 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
14621 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
14622 from nonimm_ssenomem_operand.
14623 (nonimm_ssenomem_operand): New predicate.
14624 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
14625 as operand 0 predicate.
14626 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
14627 Disable unsupported alternatives using "enabled" attribute.
14628 Use register_ssemem_operand as operand 0 predicate.
14629 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
14631 2016-05-03 Marek Polacek <polacek@redhat.com>
14634 * input.c (expansion_point_location): New function.
14635 * input.h (expansion_point_location): Declare.
14637 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
14639 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
14640 occurence with frame_offset_ ones.
14642 2016-05-03 Alan Modra <amodra@gmail.com>
14644 PR rtl-optimization/70890
14645 * ira.c (combine_and_move_insns): When moving def_insn, remove
14646 equivs on use_insn.
14648 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
14650 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
14651 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
14652 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
14653 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
14655 2016-05-03 Alan Modra <amodra@gmail.com>
14657 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
14658 for SAVE_MULTIPLE/STORE_MULTIPLE.
14660 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14662 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
14663 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
14665 2016-05-03 Richard Biener <rguenther@suse.de>
14667 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
14669 (gimplify_arg): Likewise.
14670 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
14671 re-writing the result to a decl if required.
14672 (internal_get_tmp_var): Add allow_ssa parameter
14673 and override into_ssa with it.
14674 (get_formal_tmp_var): Adjust.
14675 (get_initialized_tmp_var): Add allow_ssa parameter.
14676 (gimplify_arg): Add allow_ssa parameter and avoid generating
14677 SSA names for the result false.
14678 (gimplify_call_expr): If the call may return twice do not
14679 gimplify parameters into SSA.
14680 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
14681 (gimplify_modify_expr): Adjust assert. For noreturn calls
14682 with a SSA name LHS adjust its def.
14683 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
14684 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
14685 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
14686 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
14687 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
14688 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
14689 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
14690 (optimize_target_teams): Do not allow SSA names for clause operands.
14691 (gimplify_expr): Likewise for where we mark the result addressable.
14692 * passes.def (pass_init_datastructures): Remove.
14693 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
14694 (rewrite_stmt): Likewise.
14695 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
14696 (replace_locals_op): Replace SSA names.
14697 (copy_gimple_seq_and_replace_locals): Init src_cfun.
14698 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
14699 * cgraph.c (release_function_body): Free CFG annotations only
14700 when we have a CFG. Simplify.
14701 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
14702 force_gimple_operand instead of get_initialized_tmp_var.
14703 * tree-pass.h (make_pass_init_datastructures): Remove.
14704 * tree-ssa.c (execute_init_datastructures): Remove.
14705 (pass_data_init_datastructures): Likewise.
14706 (class pass_init_datastructures): Likewise.
14707 (make_pass_init_datastructures): Likewise.
14708 * omp-low.c (create_omp_child_function): Init SSA data structures.
14709 (grid_expand_target_grid_body): Likewise.
14710 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
14711 name before adding it to names_to_release.
14712 (remove_bb): Always release SSA defs.
14713 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
14714 before dereferencing it.
14715 * cgraphunit.c (init_lowered_empty_function): Always
14716 int SSA data structures.
14717 * tree-ssanames.c (release_defs): Remove assert that we are in
14719 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
14721 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14722 Uros Bizjak <ubizjak@gmail.com>
14724 PR rtl-optimization/70467
14725 * config/i386/predicates.md (x86_64_hilo_int_operand,
14726 x86_64_hilo_general_operand): New predicates.
14727 * config/i386/constraints.md (Wd): New constraint.
14728 * config/i386/i386.md (mode attr di): Use Wd instead of e.
14729 (general_hilo_operand): New mode attr.
14730 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
14731 instead of <general_operand>.
14732 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
14733 x86_64_hilo_general_operand instead of <general_operand>.
14735 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14737 PR tree-optimization/70916
14738 * tree-if-conv.c (constant_or_ssa_name): Removed.
14739 (fold_build_cond_expr): Use is_gimple_val instead of
14740 constant_or_ssa_name.
14742 PR tree-optimization/70916
14743 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
14744 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
14747 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
14748 (optimize_atomic_bit_test_and): New function.
14749 (pass_fold_builtins::execute): Use it.
14750 * optabs.def (atomic_bit_test_and_set_optab,
14751 atomic_bit_test_and_complement_optab,
14752 atomic_bit_test_and_reset_optab): New optabs.
14753 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
14754 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
14755 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
14756 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
14757 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
14758 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
14759 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
14760 * doc/md.texi (atomic_bit_test_and_set@var{mode},
14761 atomic_bit_test_and_complement@var{mode},
14762 atomic_bit_test_and_reset@var{mode}): Document.
14763 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
14764 atomic_bit_test_and_complement<mode>,
14765 atomic_bit_test_and_reset<mode>): New expanders.
14766 (atomic_bit_test_and_set<mode>_1,
14767 atomic_bit_test_and_complement<mode>_1,
14768 atomic_bit_test_and_reset<mode>_1): New insns.
14770 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
14772 PR rtl-optimization/70687
14773 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
14774 instead of unsigned HOST_WIDE_INT.
14776 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
14778 PR rtl-optimization/44281
14779 * hard-reg-set.h (struct target_hard_regs): New field
14780 x_fixed_nonglobal_reg_set.
14781 (fixed_nonglobal_reg_set): New macro.
14782 * reginfo.c (init_reg_sets_1): Initialize it.
14783 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
14785 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
14787 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14789 PR tree-optimization/56541
14790 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
14791 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
14792 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
14793 (any_complicated_phi): new static variable.
14794 (aggressive_if_conv): delete.
14795 (if_convertible_phi_p): support phis with more than two arguments.
14796 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
14797 critical pred edges.
14798 (ifcvt_split_critical_edges): support phis with more than two
14799 arguments by checking new parameter. only split critical edges
14801 (tree_if_conversion): handle simd pragma marked loop using new
14802 local variable aggressive_if_conv. check any_complicated_phi.
14804 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14806 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
14809 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14811 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
14814 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
14816 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
14817 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
14818 define_insn_and_split.
14819 (mulsi3_i): New define_insn_and_split.
14820 (mulsi3_call): Convert to define_insn.
14821 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
14822 Remove constraints.
14824 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14826 * machmode.h (mode_complex): Add support to give the complex mode
14828 (GET_MODE_COMPLEX_MODE): Likewise.
14829 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
14830 stored by build_complex_type and gfc_build_complex_type instead of
14831 trying to figure out the appropriate mode based on the size. Raise
14832 an assertion error, if the type was not set.
14833 * genmodes.c (struct mode_data): Add field for the complex type of
14835 (blank_mode): Likewise.
14836 (make_complex_modes): Remember the complex mode created in the
14838 (emit_mode_complex): Write out the mode_complex array to map a
14839 type mode to the complex version.
14840 (emit_insn_modes_c): Likewise.
14841 * tree.c (build_complex_type): Set the complex type to use before
14842 calling layout_type.
14843 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
14844 support for __float128 complex datatypes.
14845 (rs6000_hard_regno_mode_ok): Likewise.
14846 (rs6000_setup_reg_addr_masks): Likewise.
14847 (rs6000_complex_function_value): Likewise.
14848 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
14849 __float128 and __ibm128 complex.
14850 (FLOAT128_IBM_P): Likewise.
14851 (ALTIVEC_ARG_MAX_RETURN): Likewise.
14852 * doc/extend.texi (Additional Floating Types): Document that
14853 -mfloat128 must be used to enable __float128. Document complex
14854 __float128 and __ibm128 support.
14856 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14859 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
14860 char/short arguments promoted to int because of promote_prototypes.
14862 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/predicates.md (register_ssemem_operand): New predicate.
14865 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
14866 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
14867 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
14868 alternatives using "enabled" attribute. Use register_ssemem_operand
14869 as operand 1 predicate.
14870 (*cmpi<unord>xf_i387): Split XFmode pattern from
14871 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
14872 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
14873 *absneg<mode>2_i387. Disable unsupported alternatives using
14874 "enabled" attribute.
14875 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
14877 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14879 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
14881 (oacc_loop_process): Check mask for loop termination.
14883 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14885 * cif-code.def (CIF_THUNK): Add.
14886 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
14889 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14891 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
14892 (dump_inline_summary): Dump it.
14893 (fp_expression_p): New predicate.
14894 (estimate_function_body_sizes): Use it.
14895 (inline_merge_summary): Merge fp_expressions.
14896 (inline_read_section): Read fp_expressions.
14897 (inline_write_summary): Write fp_expressions.
14898 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
14899 codegen boundary if either caller or callee is !fp_expressions.
14900 * ipa-inline.h (inline_summary): Add fp_expressions.
14901 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
14902 to fp_expressions be sure the fp generation flags are updated.
14904 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14906 PR rtl-optimization/70467
14907 * cse.c (cse_insn): Handle no-op MEM moves after folding.
14909 PR rtl-optimization/70467
14910 * ipa-pure-const.c (check_call): Handle internal calls even in
14911 ipa mode like in local mode.
14913 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
14915 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
14917 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14919 * match.pd (X u< X, X u> X): New transformations.
14921 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14923 * flag-types.h (enum warn_strict_overflow_code): Move ...
14924 * coretypes.h: ... here.
14925 * fold-const.h (fold_overflow_warning): Declare.
14926 * fold-const.c (fold_overflow_warning): Make non-static.
14927 (fold_comparison): Move the transformation of X +- C1 CMP C2
14928 into X CMP C2 -+ C1 ...
14929 * match.pd: ... here.
14930 * gimple-fold.c (fold_stmt_1): Protect with
14931 fold_defer_overflow_warnings.
14933 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14935 * omp-low.c (struct oacc_loop): Add 'inner' field.
14936 (new_oacc_loop_raw): Initialize it to zero.
14937 (oacc_loop_fixed_partitions): Initialize it.
14938 (oacc_loop_auto_partitions): Partition outermost loop to outermost
14939 available partitioning.
14941 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14943 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
14945 (umulsidi3): Likewise.
14946 (indirect_jump): Fix jump instruction assembly patterns.
14948 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
14951 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
14952 (nvptx_function_value): Assert non-NULL cfun.
14954 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
14956 PR rtl-optimization/70886
14957 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
14959 * cselib.h (rtx_equal_for_cselib_1): Declare.
14960 (rtx_equal_for_cselib_p: New inline function.
14961 * cselib.c (rtx_equal_for_cselib_p): Delete.
14962 (rtx_equal_for_cselib_1): Make public.
14964 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14966 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
14967 (register_mixssei387nonimm_operand): Remove predicate.
14968 * config/i386/i386.md (*fop_<mode>_comm): Merge from
14969 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
14970 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
14971 for TARGET_MIX_SSE_I387 alternatives.
14972 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
14973 Disable unsupported alternatives using "enabled" attribute. Use
14974 nonimm_ssenomem_operand as operand 1 predicate. Also check
14975 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
14977 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14979 * tree.c (cst_and_fits_in_hwi): Simplify.
14981 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14983 * tree.h (wi::to_wide): New function.
14984 * expr.c (expand_expr_real_1): Use wi::to_wide.
14985 * fold-const.c (int_const_binop_1): Likewise.
14986 (extract_muldiv_1): Likewise.
14988 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14990 * wide-int.h: Update offset_int and widest_int documentation.
14991 (WI_SIGNED_SHIFT_RESULT): New macro.
14992 (wi::binary_shift): Define signed_shift_result_type for
14993 shifts on offset_int- and widest_int-like types.
14994 (generic_wide_int): Support <<= and >>= if << and >> are supported.
14995 * tree.h (int_bit_position): Use shift operators instead of wi::
14997 * alias.c (adjust_offset_for_component_ref): Likewise.
14998 * expr.c (get_inner_reference): Likewise.
14999 * fold-const.c (fold_comparison): Likewise.
15000 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15001 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15002 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15003 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15004 (stmt_kills_ref_p): Likewise.
15005 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15006 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15007 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15008 (ao_ref_init_from_vn_reference): Likewise.
15010 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15012 * wide-int.h: Update offset_int and widest_int documentation.
15013 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15014 (wi::binary_traits): Allow ordered comparisons between offset_int and
15015 offset_int, between widest_int and widest_int, and between either
15016 of these types and basic C types.
15017 (operator <, <=, >, >=): Define for the same combinations.
15018 * tree.h (tree_int_cst_lt): Use comparison operators instead
15019 of wi:: comparisons.
15020 (tree_int_cst_le): Likewise.
15021 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15022 (fold_nonarray_ctor_reference): Likewise.
15023 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15024 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15025 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15026 * tree-sra.c (completely_scalarize): Likewise.
15027 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15028 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15029 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15030 (check_for_binary_op_overflow): Likewise.
15031 (search_for_addr_array): Likewise.
15032 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15034 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15036 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15037 (arc_save_restore): Likewise.
15038 (arc_dwarf_register_span): Likewise.
15039 (arc_output_pic_addr_const): Initialize suffix variable.
15041 2016-05-02 Martin Liska <mliska@suse.cz>
15043 * symbol-summary.h (function_summary::function_summary):
15044 Remove checking assert for all cgraph nodes.
15045 (function_summary::get): Check summary_uid.
15046 (symtab_insertion): Check summary_uid.
15048 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15050 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15051 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15052 bmaskn instruction.
15053 (arc_dwarf_register_span): Remove enum keyword.
15054 (compact_memory_operand_p): New function.
15055 * config/arc/arc.h (reg_class): Add code density register classes.
15056 (REG_CLASS_NAMES): Likewise.
15057 (REG_CLASS_CONTENTS): Likewise.
15058 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15059 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15060 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15061 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15062 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15064 (h, Rcd, Rsd, Rzd): New register constraints.
15065 (T): Use compact_memory_operand_p function.
15066 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15068 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15070 * config/sh/sh.md (*negnegt, *movtt): Remove.
15072 2016-05-02 Marek Polacek <polacek@redhat.com>
15073 Tom de Vries <tom@codesourcery.com>
15075 PR tree-optimization/70700
15076 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15077 bigger than FIRST_REF_NODE.
15079 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15082 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15084 (prepare_cbranch_operands): Don't use scratch register. Assume that
15085 function is used when pseudos can be created.
15086 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15087 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15088 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15089 define_expand. Allow it only when pseudos can be created.
15090 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15092 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15094 * config/i386/constraints.md (BC): Only allow -1 operands.
15095 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15096 Add "enabled" attribute. Update XI mode attribute calculation.
15097 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15098 (*movoi_internal_avx): Update XI mode attribute calculation.
15099 (*movti_internal): Ditto.
15101 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15103 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15104 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15106 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15108 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15109 statement on instruction code. Remove trailing spaces.
15110 (altivec_expand_stv_builtin): Likewise.
15112 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15114 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15115 (TARGET_FPU_DOUBLE): Simplify.
15116 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15117 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15118 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15119 with 'TARGET_FPU_DOUBLE'.
15120 * config/sh/sh.md: Likewise.
15122 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15124 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15125 SH_DIV_STR_FOR_SIZE): Remove.
15126 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15127 SH_DIV_STR_FOR_SIZE): Remove.
15129 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15131 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15132 logical_reg_operand): Delete.
15133 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15134 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15135 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15136 match_operand and match_test.
15137 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15138 variables on their first use. Return bool values.
15139 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15140 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15141 arith_reg_operand for input operand. Remove empty constraints.
15143 (*xorsi3_compact): Rename to xorsi3.
15144 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15145 (*zero_extend<mode>si2_disp_mem): Update comment.
15148 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15150 * config/sh/t-sh: Remove SH5 support.
15151 * config.gcc: Likewise.
15152 * configure: Likewise.
15154 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15156 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15158 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15160 * config/sh/sh.c (register_sh_passes, sh_option_override,
15161 sh_print_operand, prepare_move_operands,
15162 sh_can_follow_jump): Remove TARGET_SH1 checks.
15163 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15164 PROMOTE_MODE): Likewise.
15165 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15168 2016-04-30 Alan Modra <amodra@gmail.com>
15170 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15171 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15172 Check for user regs later to avoid unnecessary looping over regs.
15173 Merge user reg check with non-saved reg check. Don't force
15174 inline VR restore when static chain used.
15175 (rs6000_frame_related): Omit eh_frame info for user regs when
15177 (fixed_regs_p): Delete.
15179 2016-04-30 Alan Modra <amodra@gmail.com>
15181 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15182 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15185 2016-04-30 Alan Modra <amodra@gmail.com>
15188 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15189 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15192 2016-04-30 Alan Modra <amodra@gmail.com>
15194 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15195 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15196 flag_pic test for Darwin.
15198 2016-04-30 Alan Modra <amodra@gmail.com>
15200 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15201 throw_calls_crossed.
15202 (REG_FREQ_CALLS_CROSSED): Delete.
15203 (REG_N_THROWING_CALLS_CROSSED): Delete.
15204 * regstat.c (regstat_bb_compute_ri): Don't calculate
15205 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15206 (dump_reg_info): Don't print call cross frequency.
15207 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15208 and REG_N_THROWING_CALLS_CROSSED.
15210 2016-04-30 Alan Modra <amodra@gmail.com>
15212 * regs.h (struct reg_info_t): Delete live_length.
15213 (REG_LIVE_LENGTH): Delete macro.
15214 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15215 local_live, local_processed and local_live_last_luid params.
15216 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15218 (regstat_compute_ri): Adjust for above. Don't set
15220 (dump_reg_info): Don't print live length.
15221 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15222 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15223 Localize loop_depth var.
15225 2016-04-30 Alan Modra <amodra@gmail.com>
15227 * ira.c (enum valid_equiv): New.
15228 (validate_equiv_mem): Return enum.
15229 (update_equiv_mem): Create replacement in more cases.
15230 (add_store_equivs): Update validate_equiv_mem call.
15232 2016-04-30 Alan Modra <amodra@gmail.com>
15234 * ira.c (combine_and_move_insns): Rather than scanning insns,
15235 use DF infrastucture to find use and def insns.
15237 2016-04-30 Alan Modra <amodra@gmail.com>
15239 ira.c (combine_and_move_insns): Move invariant conditions..
15240 (ira.c): ..to here. Call combine_and_move_insns before
15241 add_store_equivs. Call grow_reg_equivs later. Allocate
15242 req_equiv later using max_reg_num() rather than global max_regno.
15243 (contains_replace_regs): Delete.
15244 (add_store_equivs): Remove contains_replace_regs test.
15246 2016-04-30 Alan Modra <amodra@gmail.com>
15248 * ira.c (struct equiv_mem_data): New.
15249 (equiv_mem, equiv_mem_modified): Delete static vars.
15250 (validate_equiv_mem_from_store): Use "data" param to communicate..
15251 (validate_equiv_mem): ..from here.
15253 2016-04-30 Alan Modra <amodra@gmail.com>
15255 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15257 (update_reg_equivs): ..here. Move allocation and freeing of
15258 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15259 end_alias_analysis to..
15262 2016-04-30 Alan Modra <amodra@gmail.com>
15264 * ira.c (pdx_subregs): Delete.
15265 (struct equivalence): Add pdx_subregs field.
15266 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15267 pdx_subregs access.
15268 (update_equiv_regs): Don't create or free pdx_subregs. Update
15269 pdx_subregs access.
15271 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15273 * config/rs6000/altivec.h: Change definitions of vec_xl and
15275 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15276 (LD_ELEMREV_V2DI): New.
15277 (LD_ELEMREV_V4SF): New.
15278 (LD_ELEMREV_V4SI): New.
15279 (LD_ELEMREV_V8HI): New.
15280 (LD_ELEMREV_V16QI): New.
15281 (ST_ELEMREV_V2DF): New.
15282 (ST_ELEMREV_V2DI): New.
15283 (ST_ELEMREV_V4SF): New.
15284 (ST_ELEMREV_V4SI): New.
15285 (ST_ELEMREV_V8HI): New.
15286 (ST_ELEMREV_V16QI): New.
15289 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15290 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15291 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15292 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15293 (altivec_expand_builtin): Add handling for
15294 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15295 (rs6000_invalid_builtin): Add error-checking for
15296 RS6000_BTM_P9_VECTOR.
15297 (altivec_init_builtins): Define builtins used to implement vec_xl
15299 (rs6000_builtin_mask_names): Define power9-vector.
15300 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15301 (RS6000_BTM_P9_VECTOR): Define.
15302 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15303 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15304 (vsx_ld_elemrev_v2df): Likewise.
15305 (vsx_ld_elemrev_v4sf): Likewise.
15306 (vsx_ld_elemrev_v4si): Likewise.
15307 (vsx_ld_elemrev_v8hi): Likewise.
15308 (vsx_ld_elemrev_v16qi): Likewise.
15309 (vsx_st_elemrev_v2df): Likewise.
15310 (vsx_st_elemrev_v2di): Likewise.
15311 (vsx_st_elemrev_v4sf): Likewise.
15312 (vsx_st_elemrev_v4si): Likewise.
15313 (vsx_st_elemrev_v8hi): Likewise.
15314 (vsx_st_elemrev_v16qi): Likewise.
15315 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15318 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15320 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15322 (simplify_control_stmt_condition_1): ... here. Recurse into
15323 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15325 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15328 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15329 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15330 define_insn_and_split to define_insn.
15331 (zero_extendqi<mode>2_dot2): Same.
15332 (extendqi<mode>2_dot): Same.
15333 (extendqi<mode>2_dot2): Same.
15335 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15337 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15338 (probe_stack): New expander.
15339 (probe_stack_<mode>): New insn pattern.
15341 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15343 * config/i386/i386.md
15344 (operations with memory inputs setting flags peephole2):
15345 Remove uneeded REG_P checks. Cleanup pattern generation.
15347 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15349 * tree-vect-loop.c (vect_transform_loop): Fix
15350 nb_iterations_upper_bound computation for vectorized loop.
15352 2016-04-29 Marek Polacek <polacek@redhat.com>
15353 Jakub Jelinek <jakub@redhat.com>
15356 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15357 TARGET_EXPR_SLOT as a base.
15359 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15361 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15362 with 'rCm2' constraints to limit possible immediate size.
15363 (*load_zeroextendqisi_update): Likewise.
15364 (*load_signextendqisi_update): Likewise.
15365 (*loadhi_update): Likewise.
15366 (*load_zeroextendhisi_update): Likewise.
15367 (*load_signextendhisi_update): Likewise.
15368 (*loadsi_update): Likewise.
15369 (*loadsf_update): Likewise.
15371 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15373 * config/i386/predicates.md (constm1_operand): Fix comparison.
15375 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15377 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15379 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15381 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15382 remaining SH5 related settings.
15383 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15384 shmedia_prepare_call_address): Delete.
15385 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15386 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15387 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15388 UNSUPPORTED_SH2A): Remove m5 checks.
15389 (sh_divide_strategy_e): Remove SH5 division strategies.
15390 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15391 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15393 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15395 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15397 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15399 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15400 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15401 Change lder to ldr.
15402 * config/s390/vector.md ("mov<mode>"): Likewise.
15404 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15406 * config/s390/constraints.md ("U", "W"): Invoke
15407 s390_mem_constraint with "ZR" and "ZT".
15408 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15409 addresses when using LRA. Accept also short displacements for S
15410 and T constraints. Do not check for long displacement target for
15411 S and T constraints.
15412 (s390_mem_constraint): Remove handling of U and W constraints.
15413 * config/s390/s390.md (various patterns): Remove the short
15414 displacement constraints (Q and R) if a long displacement
15415 constraint is present. Add longdisp as required CPU capability.
15416 * config/s390/vector.md: Likewise.
15417 * config/s390/vx-builtins.md: Likewise.
15419 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15422 * reload1.c (reload): Call finish_spills before
15423 restarting reload loop. Skip select_reload_regs
15424 if update_eliminables_and_spill returns true.
15426 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15428 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15429 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15430 (umulhisi3_imm): Update predicates and constraint letters.
15431 (umulhisi3_reg): Declare instruction as commutative.
15432 * config/arc/constraints.md (J12, J16): New constraints.
15433 * config/arc/predicates.md (short_unsigned_const_operand): New
15435 (arc_short_operand): Likewise.
15436 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15438 2016-04-29 Richard Biener <rguenther@suse.de>
15440 PR tree-optimization/13962
15441 PR tree-optimization/65686
15442 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15443 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15444 using PTA to compare pointers.
15445 * match.pd: Add pattern for pointer equality compare simplification
15446 using ptrs_compare_unequal.
15448 2016-04-29 Richard Biener <rguenther@suse.de>
15450 * stor-layout.c (layout_type): Do not build a pointer-to-element
15453 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15455 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
15456 Use SWI mode iterator. Use general_reg_operand predicate.
15457 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
15458 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
15461 2016-04-29 Jakub Jelinek <jakub@redhat.com>
15463 PR middle-end/70843
15464 * fold-const.c (operand_equal_p): Don't verify hash value equality
15466 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
15469 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15472 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
15473 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
15474 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
15475 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
15476 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
15478 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15480 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
15481 to info. Don't initialize separate fields to 0. Clean up
15484 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15486 * config/i386/i386.md (peephole2s for operations with memory inputs):
15487 Use SWI mode iterator.
15488 (peephole2s for operations with memory outputs): Ditto.
15489 Do not check for stack checking probe.
15491 (probe_stack): Remove expander.
15493 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15494 Andrew Burgess <andrew.burgess@embecosm.com>
15496 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
15497 operands as 32-bits.
15499 2016-04-28 Jason Merrill <jason@redhat.com>
15501 * gdbinit.in: Skip line-map.h.
15503 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15504 Andrew Burgess <andrew.burgess@embecosm.com>
15506 * config/arc/arc.c (arc_conditional_register_usage): Take
15507 TARGET_RRQ_CLASS into account.
15508 (arc_print_operand): Support printing 'p' and 's' operands.
15509 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
15511 (TARGET_RRQ_CLASS): Define.
15512 (IS_POWEROF2_OR_0_P): Define.
15513 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
15515 (*tst_movb): New define_insn.
15516 (*tst): Avoid recognition if it could prevent '*tst_movb'
15517 combination; replace c/CnL with c/Chs alternative.
15518 (*tst_bitfield_tst): New define_insn.
15519 (*tst_bitfield_asr): New define_insn.
15520 (*tst_bitfield): New define_insn.
15521 (andsi3_i): Add Rrq variant.
15522 (extzv): New define_expand.
15523 (insv): New define_expand.
15524 (*insv_i): New define_insn.
15525 (*movb): New define_insn.
15526 (*movb_signed): New define_insn.
15527 (*movb_high): New define_insn.
15528 (*movb_high_signed): New define_insn.
15529 (*movb_high_signed + 1): New define_split pattern.
15530 (*mrgb): New define_insn.
15531 (*mrgb + 1): New define_peephole2 pattern.
15532 (*mrgb + 2): New define_peephole2 pattern.
15533 * config/arc/arc.opt (mbitops): New option for nps400, uses
15534 TARGET_NPS_BITOPS_DEFAULT.
15535 * config/arc/constraints.md (q): Make register class conditional.
15536 (Rrq): New register constraint.
15537 (Chs): New constraint.
15538 (Clo): New constraint.
15539 (Chi): New constraint.
15540 (Cbf): New constraint.
15541 (Cbn): New constraint.
15542 (C18): New constraint.
15543 (Cbi): New constraint.
15545 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15547 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
15549 (bitmap_intersection_of_preds): Ditto.
15550 (bitmap_union_of_succs): Ditto.
15551 (bitmap_union_of_preds): Ditto.
15552 * sbitmap.c (do_popcount): Delete.
15553 (BITMAP_DEBUGGING): Delete.
15554 (sbitmap_verify_popcount): Delete.
15555 (sbitmap_alloc): Don't initialize the popcount field.
15556 (sbitmap_alloc_with_popcount): Delete.
15557 (sbitmap_resize): Don't resize the popcount array.
15558 (sbitmap_vector_alloc): Don't initialize the popcount field.
15559 (bitmap_copy): Don't copy the popcount array.
15560 (bitmap_clear): Don't clear the popcount array.
15561 (bitmap_clear): Delete the popcount array handling.
15562 (bitmap_ior_and_compl): Delete the popcount assert.
15563 (bitmap_not): Ditto.
15564 (bitmap_and_compl): Ditto.
15565 (bitmap_and): Delete the popcount array handling.
15566 (bitmap_xor): Ditto.
15567 (bitmap_ior): Ditto.
15568 (bitmap_or_and): Delete the popcount assert.
15569 (bitmap_and_or): Ditto.
15570 (popcount_table): Delete.
15571 (sbitmap_elt_popcount): Delete.
15572 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
15573 (bitmap_set_bit): Delete the popcount assert.
15574 (bitmap_clear_bit): Ditto.
15575 (sbitmap_free): Don't free the popcount array.
15576 (sbitmap_alloc_with_popcount): Delete declaration.
15577 (sbitmap_popcount): Ditto.
15579 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15580 Andrew Burgess <andrew.burgess@embecosm.com>
15582 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
15583 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
15584 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
15585 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
15586 * config/arc/arc.opt (mcmem): New option.
15587 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
15588 supply length for r/m alternative.
15589 (*extendqisi2_ac): Likewise.
15590 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
15592 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
15593 (movhi_insn): Likewise.
15594 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
15595 (*zero_extendqihi2_i): Add r/Ucm alternative.
15596 (*zero_extendqisi2_ac): Likewise.
15597 (*zero_extendhisi2_i): Likewise.
15598 * config/arc/constraints.md (Uex): New memory constraint.
15599 (Ucm): New define_constraint.
15600 * config/arc/predicates.md (long_immediate_loadstore_operand):
15601 Return 0 for MEM with cmem_address address.
15602 (cmem_address_0): New predicates.
15603 (cmem_address_1): Likewise.
15604 (cmem_address_2): Likewise.
15605 (cmem_address): Likewise.
15607 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15609 * config/rs6000/rs6000.c (machine_function): Rename
15610 insn_chain_scanned_p to spe_insn_chain_scanned_p.
15611 (rs6000_stack_info): Adjust.
15613 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15614 Andrew Burgess <andrew.burgess@embecosm.com>
15616 * config/arc/constraints.md (Usd): Convert to define_constraint.
15620 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15623 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
15624 Add new peephole2 where the first insn is *mov<mode>_or instead of
15625 *mov<mode>_internal.
15627 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
15629 * tracer.c (bb_seen): Make static.
15631 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
15633 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
15634 support, setup defaults.
15635 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
15636 * config/arc/arc.c (arc_init): Add NPS400 support.
15637 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
15638 (TARGET_ARC700): NPS400 is also an ARC700.
15639 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
15641 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15644 * config/nds32/nds32.md (casesi): Don't access the operands array
15647 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15649 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
15650 (or $-1,reg peephole2): Ditto.
15651 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
15653 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
15655 * doc/extend.texi (Common Function Attributes) [optimize]:
15656 Discourage use of the optimize attribute.
15658 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
15660 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
15661 special case builtin.
15662 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15663 ALTIVEC_BUILTIN_VEC_ADDE.
15664 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15665 support for ALTIVEC_BUILTIN_VEC_ADDE.
15666 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15667 for __builtin_vec_adde.
15669 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15671 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
15672 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
15674 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15677 * doc/sourcebuild.texi (Effective-Target Keywords, Other
15678 attributes): Document cilkplus_runtime.
15680 2016-04-28 Martin Jambor <mjambor@suse.cz>
15682 * tree-cfg.c (verify_expr): Verify that local declarations belong to
15683 this function. Call verify_expr on MEM_REFs and bases of other
15684 handled_components.
15686 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15688 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
15689 for WORD_REGISTER_OPERATIONS to runtime check.
15691 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15693 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
15695 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15697 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
15698 big-endian compilation.
15699 * config/arc/arc.md (addf3): Likewise.
15700 (subdf3): Likewise.
15701 (muldf3): Likewise.
15703 2016-04-28 Richard Biener <rguenther@suse.de>
15705 PR tree-optimization/70840
15706 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
15707 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
15708 Mark x * pow(x,c) -> pow(x,c+1) commutative.
15709 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
15711 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15713 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
15714 and explain why in a comment.
15716 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15718 * config/arc/arc.md (cpu_facility): Add fpx variant.
15719 (subdf3): Prohibit use reverse sub when assist operations option
15721 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
15722 instructions only when FPX is enabled.
15723 * testsuite/gcc.target/arc/trsub.c: New test.
15725 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15727 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
15728 mult_operator when calculating "type" attribute.
15729 (*fop_<mode>_1_i387): Ditto.
15730 (*fop_xf_1_i387): Ditto.
15731 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
15732 Use std::swap to swap operands. Use RTL expressions to generate
15735 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15736 Joern Rennecke <joern.rennecke@embecosm.com>
15738 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
15740 (emit_pic_move): Remove.
15741 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
15742 * config/arc/arc.c (emit_pic_move): Removed.
15743 (TARGET_HAVE_TLS): Define.
15744 (arc_conditional_register_usage): Test for arc_tp_regno.
15745 (arc_print_operand, arc_print_operand_address): Handle TLS
15747 (arc_needs_pcl_p): New function.
15748 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
15749 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
15750 (arc_raw_symbolic_reference_mentioned_p): Likewise.
15751 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
15752 (arc_legitimize_tls_address): Likewise.
15753 (DTPOFF_ZERO_SYM): Define.
15754 (arc_legitimize_pic_address): Make it static, handle TLS cases.
15755 (arc_output_pic_addr_const): Print TLS unspecs.
15756 (prepare_pic_move): New function, replaces emit_pic_move.
15757 (arc_legitimate_constant_p): Handle TLS unspecs.
15758 (arc_legitimate_address_p): Likewise.
15759 (arc_rewrite_small_data_p): Use assert for TLS constants.
15760 (prepare_move_operands): Use prepare_pic_move.
15761 (arc_legitimize_address): Legitimize tls addresses.
15762 (arc_epilogue_uses): Check for arc_tp_regno.
15763 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
15764 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
15766 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
15768 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
15769 %(arc_tls_extra_start_spec).
15770 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
15771 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
15773 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
15774 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
15775 (UNSPEC_TLS_OFF): Add.
15777 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
15778 (get_thread_pointersi): New patterns.
15779 * config/arc/arc.opt (mtp-regno): New option.
15780 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
15781 (move_dest_operand): Likewise.
15782 * configure: Regenerate.
15783 * configure.ac: Add arc*-*-* case to test for tls.
15784 * doc/invoke.texi (ARC options): Document mtp-regno.
15786 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15788 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
15789 the new ARC HS SIMD instructions.
15790 (arc_preferred_simd_mode): New function.
15791 (arc_autovectorize_vector_sizes): Likewise.
15792 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
15793 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
15794 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
15795 (arc_init_builtins): Add new SIMD builtin types.
15796 (arc_split_move): Handle 64 bit vector moves.
15797 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
15798 (TARGET_PLUS_QMACW): Define.
15799 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
15800 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
15801 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
15802 (VSUBADD4H): New builtins.
15803 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
15804 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
15806 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
15807 Matthias Klose <doko@debian.org>
15809 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
15811 2016-04-28 Richard Biener <rguenther@suse.de>
15813 PR middle-end/70777
15814 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
15817 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
15819 * common/config/sh/sh-common.c: Remove SH5 support.
15820 * config/sh/constraints.md: Likewise.
15821 * config/sh/config/sh/elf.h: Likewise.
15822 * config/sh/linux.h: Likewise.
15823 * config/sh/netbsd-elf.h: Likewise.
15824 * config/sh/predicates.md: Likewise.
15825 * config/sh/sh-c.c: Likewise.
15826 * config/sh/sh-protos.h: Likewise.
15827 * config/sh/sh.c: Likewise.
15828 * config/sh/sh.h: Likewise.
15829 * config/sh/sh.md: Likewise.
15830 * config/sh/sh.opt: Likewise.
15831 * config/sh/sync.md: Likewise.
15832 * config/sh/sh64.h: Delete.
15833 * config/sh/shmedia.h: Likewise.
15834 * config/sh/shmedia.md: Likewise.
15835 * config/sh/sshmedia.h: Likewise.
15836 * config/sh/t-netbsd-sh5-64: Likewise.
15837 * config/sh/t-sh64: Likewise.
15838 * config/sh/ushmedia.h: Likewise.
15840 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15842 * config/i386/i386.md (sign_extend to memory peephole2s): Use
15843 general_reg_operand instead of register_operand predicate.
15845 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15847 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
15849 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
15851 * match.pd (A - B > A, A + B < A): New transformations.
15853 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
15855 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
15856 which defaults to true. Emit an outer pair of parentheses only if
15857 EMIT_PARENS. When continuing a chain of && or || (or & or |),
15858 don't emit parentheses for the right-hand operand.
15860 2016-04-27 Jeff Law <law@redhat.com>
15862 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
15864 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15866 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
15867 (altivec_lvx_<mode>_internal): Document.
15868 (altivec_lvx_<mode>_2op): New define_insn.
15869 (altivec_lvx_<mode>_1op): Likewise.
15870 (altivec_lvx_<mode>_2op_si): Likewise.
15871 (altivec_lvx_<mode>_1op_si): Likewise.
15872 (altivec_stvx_<mode>): Remove.
15873 (altivec_stvx_<mode>_internal): Document.
15874 (altivec_stvx_<mode>_2op): New define_insn.
15875 (altivec_stvx_<mode>_1op): Likewise.
15876 (altivec_stvx_<mode>_2op_si): Likewise.
15877 (altivec_stvx_<mode>_1op_si): Likewise.
15878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15879 Expand vec_ld and vec_st during parsing.
15880 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
15882 (altivec_expand_stvx_be): Likewise.
15883 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
15884 address-masking behavior in RTL.
15885 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
15886 address-masking behavior in RTL.
15887 (altivec_expand_builtin): Change builtin code arguments for calls
15888 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
15889 (insn_is_swappable_p): Avoid incorrect swap optimization in the
15890 presence of lvx/stvx patterns.
15891 (alignment_with_canonical_addr): New function.
15892 (alignment_mask): Likewise.
15893 (find_alignment_op): Likewise.
15894 (recombine_lvx_pattern): Likewise.
15895 (recombine_stvx_pattern): Likewise.
15896 (recombine_lvx_stvx_patterns): Likewise.
15897 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
15898 stvx patterns from expand.
15899 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
15901 (vector_altivec_store_<mode>): Likewise.
15903 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
15905 * config/aarch64/aarch64.md
15906 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
15907 remove the "fp" attributes.
15908 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
15909 add the "simd" attributes.
15910 (*movdf_aarch64): Likewise.
15911 (*movtf_aarch64): Remove the "fp" attributes.
15912 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
15913 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
15915 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15917 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
15918 rtx to rtx_code_label *.
15919 * rtl.h (maybe_set_first_label_num): Likewise.
15921 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15923 * df-core.c (df_add_problem): Make the problem param be const.
15924 (df_remove_problem): Make local "problem" be const.
15925 * df-problems.c (problem_RD): Make const.
15926 (problem_LR): Likewise.
15927 (problem_LIVE): Likewise.
15928 (problem_MIR): Likewise.
15929 (problem_CHAIN): Likewise.
15930 (problem_WORD_LR): Likewise.
15931 (problem_NOTE): Likewise.
15932 (problem_MD): Likewise.
15933 * df-scan.c (problem_SCAN): Likewise.
15934 * df.h (struct df_problem): Make field "dependent_problem" be
15936 (struct dataflow): Likewise for field "problem".
15937 (df_add_problem): Make param const.
15939 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15941 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
15942 inter-unit moves to/from vector registers are enabled. Do not disable
15945 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15947 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
15948 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
15950 (enum df_problem_id): ...this new enum.
15951 (struct df_problem): Convert field "id" from "int" to
15952 enum df_problem_id.
15954 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15956 * rtl.def: Update comment for "things in the instruction chain" to
15957 reflect the removal of the leading "i" field for INSN_UID in
15958 r210360. Fix bogus apostrophe.
15960 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15962 * config/i386/i386.md
15963 (lea arith with mem operand + setcc peephole2): Set operator mode.
15965 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
15968 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
15969 (dimode_scalar_to_vector_candidate_p): This.
15970 (timode_scalar_to_vector_candidate_p): New function.
15971 (scalar_to_vector_candidate_p): Likewise.
15972 (timode_check_non_convertible_regs): Likewise.
15973 (timode_remove_non_convertible_regs): Likewise.
15974 (remove_non_convertible_regs): Likewise.
15975 (remove_non_convertible_regs): Renamed to ...
15976 (dimode_remove_non_convertible_regs): This.
15977 (scalar_chain::~scalar_chain): Make it virtual.
15978 (scalar_chain::compute_convert_gain): Make it pure virtual.
15979 (scalar_chain::mark_dual_mode_def): Likewise.
15980 (scalar_chain::convert_insn): Likewise.
15981 (scalar_chain::convert_registers): Likewise.
15982 (scalar_chain::add_to_queue): Make it protected.
15983 (scalar_chain::emit_conversion_insns): Likewise.
15984 (scalar_chain::replace_with_subreg): Likewise.
15985 (scalar_chain::replace_with_subreg_in_insn): Likewise.
15986 (scalar_chain::convert_op): Likewise.
15987 (scalar_chain::convert_reg): Likewise.
15988 (scalar_chain::make_vector_copies): Likewise.
15989 (scalar_chain::convert_registers): New pure virtual function.
15990 (class dimode_scalar_chain): New class.
15991 (class timode_scalar_chain): Likewise.
15992 (scalar_chain::mark_dual_mode_def): Renamed to ...
15993 (dimode_scalar_chain::mark_dual_mode_def): This.
15994 (timode_scalar_chain::mark_dual_mode_def): New function.
15995 (timode_scalar_chain::convert_insn): Likewise.
15996 (dimode_scalar_chain::convert_registers): Likewise.
15997 (scalar_chain::compute_convert_gain): Renamed to ...
15998 (dimode_scalar_chain::compute_convert_gain): This.
15999 (scalar_chain::replace_with_subreg): Renamed to ...
16000 (dimode_scalar_chain::replace_with_subreg): This.
16001 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16002 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16003 (scalar_chain::make_vector_copies): Renamed to ...
16004 (dimode_scalar_chain::make_vector_copies): This.
16005 (scalar_chain::convert_reg): Renamed to ...
16006 (dimode_scalar_chain::convert_reg ): This.
16007 (scalar_chain::convert_op): Renamed to ...
16008 (dimode_scalar_chain::convert_op): This.
16009 (scalar_chain::convert_insn): Renamed to ...
16010 (dimode_scalar_chain::convert_insn): This.
16011 (scalar_chain::convert): Call convert_registers.
16012 (convert_scalars_to_vector): Change to scalar_chain pointer to
16013 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16014 in 32-bit mode. Delete scalar_chain pointer. Call
16015 free_dominance_info in 64-bit mode.
16016 (pass_stv::gate): Remove TARGET_64BIT check.
16017 (ix86_option_override): Put the 64-bit STV pass before the CSE
16020 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16022 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16023 dw_loc_frame_offset field.
16024 * dwarf2out.c (new_loc_descr): Likewise.
16025 (resolve_args_picking_1): Turn the VISITED hash set into a
16026 FRAME_OFFSET hash map. Use it to associate a frame offset to
16027 visited nodes. Remove uses of the CHECKING_P macro.
16028 (resolve_args_picking): Update call to resolve_args_picking_1.
16030 2016-04-27 Martin Liska <mliska@suse.cz>
16032 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16033 (free_loop_data): Release vuses of groups.
16035 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16037 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16038 instead of redundant use_id and boolean have_use_for.
16039 (struct iv_use): Change sub_id into group_id. Remove field next.
16040 Move fields: related_cands, n_map_members, cost_map and selected
16042 (struct iv_group): ... here. New structure.
16043 (struct iv_common_cand): Use structure declaration directly.
16044 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16045 (MAX_CONSIDERED_USES): Rename macro to ...
16046 (MAX_CONSIDERED_GROUPS): ... here.
16047 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16048 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16049 (dump_uses): Rename to ...
16050 (dump_groups): ... here. Update all uses.
16051 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16052 (find_induction_variables): Refactor format of dump information.
16053 (record_sub_use): Delete.
16054 (record_use): Update all uses.
16055 (record_group): New function.
16056 (record_group_use, find_interesting_uses_op): Call above functions.
16058 (find_interesting_uses_cond): Ditto.
16059 (group_compare_offset): New function.
16060 (split_all_small_groups): Rename to ...
16061 (split_small_address_groups_p): ... here. Update all uses.
16062 (split_address_groups): Update all uses.
16063 (find_interesting_uses): Refactor format of dump information.
16064 (add_candidate_1): Update all uses. Remove redundant check on iv,
16066 (add_candidate, record_common_cand): Remove redundant assert.
16067 (add_iv_candidate_for_biv): Update use.
16068 (add_iv_candidate_derived_from_uses): Update all uses.
16069 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16070 (alloc_use_cost_map): Ditto.
16071 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16072 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16073 (determine_use_iv_cost_generic): Ditto.
16074 (determine_group_iv_cost_generic): Ditto.
16075 (determine_use_iv_cost_address): Ditto.
16076 (determine_group_iv_cost_address): Ditto.
16077 (determine_use_iv_cost_condition): Ditto.
16078 (determine_group_iv_cost_cond): Ditto.
16079 (determine_use_iv_cost): Ditto.
16080 (determine_group_iv_cost): Ditto.
16081 (set_autoinc_for_original_candidates): Update all uses.
16082 (find_iv_candidates): Update all uses. Refactor dump information.
16083 (determine_use_iv_costs): Ditto.
16084 (determine_iv_costs): Ditto.
16085 (iv_ca_cand_for_use): Rename to ...
16086 (iv_ca_cand_for_group): ... here. Update all uses.
16087 (iv_ca_add_use, iv_ca_add_group): Ditto.
16088 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16089 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16090 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16091 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16092 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16093 (create_new_iv, adjust_iv_update_pos): Ditto.
16094 (rewrite_use_address): Delete.
16095 (rewrite_use_address_1): Rename to ...
16096 (rewrite_use_address): ... here.
16097 (rewrite_use_compare): Update all uses.
16098 (rewrite_use): Delete.
16099 (rewrite_uses): Rename to ...
16100 (rewrite_groups): ... here. Update all uses.
16101 (remove_unused_ivs, free_loop_data): Update all uses.
16102 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16104 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16106 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16107 for WORD_REGISTER_OPERATIONS to runtime check.
16109 2016-04-27 Richard Biener <rguenther@suse.de>
16112 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16113 aggregate_value_p to determine if a function result is
16114 returned by reference.
16115 (ipa_pta_execute): Functions having their address taken are
16116 not automatically nonlocal.
16118 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16121 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16122 * fold-const.c (operand_equal_p): If flag_checking and
16123 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16124 and if it returns non-zero, assert iterative_hash_expr on both
16127 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16129 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16131 2016-04-27 Nick Clifton <nickc@redhat.com>
16133 PR middle-end/49889
16134 * varasm.c (merge_weak): Generate an error if an attempt is made
16135 to convert a non-weak static function into a weak, public function.
16137 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16139 * params.def (MAX_PARTITION_SIZE): New param.
16140 * doc/invoke.texi: Document lto-max-partition.
16142 2016-04-27 Richard Biener <rguenther@suse.de>
16145 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16146 function cummulating used_from_other_partition, externally_visible
16147 and force_output from aliases.
16148 (refered_from_nonlocal_var): Likewise.
16149 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16150 node flags properly.
16152 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16154 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16155 (-Wmemset-elt-size): New item.
16157 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16160 * stor-layout.h (internal_reference_types): Delete.
16161 * stor-layout.c (reference_types_internal): Likewise.
16162 (internal_reference_types): Likewise.
16163 (layout_type) <REFERENCE_TYPE>: Adjust.
16165 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16168 * tree.h (inchash::add_expr): Add FLAGS argument.
16169 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16170 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16171 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16172 Formatting fix. Adjust recursive calls. For tcc_comparison,
16173 if swap_tree_comparison (code) is smaller than code, hash that
16174 and arguments in the other order. Hash CONVERT_EXPR the same
16175 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16176 of ADDR_EXPR of decl as the decl itself. Add or remove
16177 OEP_ADDRESS_OF from recursive flags as needed. For
16178 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16179 operands commutatively and only the third one normally.
16180 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16182 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16184 * config/rtems.h (LIB_SPEC): Add -latomic.
16186 2016-04-27 Joel Sherrill <joel@rtems.org>
16188 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16189 xilink.ld and flags not relevant to RTEMS.
16191 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16193 * toplev.c (backend_init_target): Avoid calling init_reload when using
16196 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16198 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16199 for loops rather than one for the whole function.
16201 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16203 * match.pd (X + CST CMP X): New transformation.
16205 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16207 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16208 * fold-const.c (fold_binary_loc): Remove 2 transformations
16209 superseded by match.pd.
16210 * match.pd (x+x -> x*2): Generalize to integers.
16212 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16214 * config/i386/i386.md (operation on memory peephole): Duplicate an
16215 existing peephole and adapt it to match lea rather than an operation
16218 PR rtl-optimization/57193
16219 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16221 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16223 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16225 * tree-if-conv.c (any_pred_load_store): New static variable.
16226 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16227 any_pred_load_store instead of and_mask_load_store.
16228 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16229 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16230 (combine_blocks, tree_if_conversion): Ditto.
16232 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16234 PR tree-optimization/70771
16235 PR tree-optimization/70775
16236 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16237 virtual PHI nodes. Delete parameter.
16238 (if_convertible_loop_p_1): Delete argument to above function.
16239 (predicate_all_scalar_phis): Delete code handling single-argument
16241 (tree_if_conversion): Mark and update virtual SSA.
16243 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16246 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16247 (x86_elf_aligned_common): Rename to ...
16248 (x86_elf_aligned_decl_common): ... this.
16249 Add decl arg. Switch to .lbss for largecomm object. Use
16250 LARGECOMM_SECTION_ASM_OP.
16251 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16253 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16254 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16256 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16257 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16259 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16262 * config/i386/i386.c (SECTION_LARGE): Define.
16263 (x86_64_elf_select_section): Set it for large data/bss sections.
16264 Only clear SECTION_WRITE for .lrodata.
16265 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16267 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16268 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16269 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16271 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16272 * doc/tm.texi: Regenerate.
16274 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16277 * configure.ac (--enable-checking): Document extra flag, for
16278 non-release builds default to --enable-checking=yes,extra.
16279 If misc checking and extra checking, define CHECKING_P to 2 instead
16281 * common.opt (fchecking=): Add.
16282 * doc/invoke.texi (-fchecking=): Document.
16283 * doc/install.texi: Document --enable-checking changes.
16284 * configure: Regenerated.
16285 * config.in: Regenerated.
16287 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16289 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16290 attribute instead of which_alternative.
16291 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16292 Use EXT_REX_SSE_REG_P where appropriate.
16294 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16296 * config/i386/predicates.md (const0_operand): Do not match
16297 const_wide_int code.
16298 (const1_operand): Ditto.
16300 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16302 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16303 for SSE constm1 operands and TARGET_AVX512VL.
16304 (*movti_internal): Ditto.
16305 (*mov<mode>_or): Use constm1_operand predicate.
16306 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16307 for SSE vector_all_ones operands and TARGET_AVX512VL.
16308 * config/i386/predicates.md (constm1_operand): New predicate.
16309 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16310 emission of constant -1 load.
16312 2016-04-25 Jason Merrill <jason@redhat.com>
16314 * gdbinit.in: Skip is-a.h.
16316 * attribs.c (register_scoped_attributes): Fix logic.
16317 * attribs.h: Declare register_scoped_attributes.
16319 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16321 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16322 stxvd2x and stxvw4x built-in functions.
16324 2016-04-25 DJ Delorie <dj@redhat.com>
16326 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16327 (ashrhi3): Likewise.
16328 (lshrhi3): Likewise.
16330 2016-04-25 Richard Biener <rguenther@suse.de>
16332 PR tree-optimization/70780
16333 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16334 wasn't visited yet.
16335 (compute_antic): Mark blocks with abnormal preds as visited as
16336 they have a final empty antic-in solution already.
16338 2016-04-25 Michael Collison <michael.collison@linaro.org>
16340 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16342 2016-04-25 Michael Collison <michael.collison@linaro.org>
16344 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16345 mode is VQI to improve mixed mode vectorization.
16346 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16347 define_insn to match low half of signed vaddw.
16348 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16349 define_insn to match high half of signed vaddw.
16350 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16351 define_insn to match low half of unsigned vaddw.
16352 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16353 define_insn to match high half of unsigned vaddw.
16354 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16355 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16356 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16358 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16359 * config/arm/predicates.md (vect_par_constant_high): Support
16360 big endian and simplify by calling
16361 arm_simd_check_vect_par_cnst_half
16362 (vect_par_constant_low): Likewise.
16364 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16366 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16367 predicate for operand 2.
16369 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16370 H.J. Lu <hongjiu.lu@intel.com>
16372 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16373 machine_mode argument.
16374 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16375 constm1_rtx operands. For VOIDmode constants, get mode from
16376 pred_mode. Check mode size if the mode is supported by ABI.
16377 (standard_sse_constant_opcode): Do not use standard_constant_p.
16378 Strictly check ABI support for all-ones operands.
16379 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16380 immediates. Update calls to standard_sse_constant_p.
16381 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16382 (ix86_rtx_costs): Ditto.
16383 * config/i386/i386.md (*movxi_internal_avx512f): Use
16384 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16385 Use (v,BC) alternative instead of (v,C). Use register_operand
16386 checks instead of MEM_P.
16387 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16388 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16389 isa attribute. Use register_operand checks instead of MEM_P.
16390 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16391 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16392 alternative and corresponding sse2 isa attribute.
16393 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16394 to standard_sse_constant_p.
16395 (FP constant splitters): Ditto.
16396 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16398 * config/i386/predicates.md (constm1_operand): Remove.
16399 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16400 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16401 vector_all_ones_operand instead of constm1_operand.
16403 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16405 * print-rtl.c (print_rtx_insn_vec): New function.
16406 * print-rtl.h: New prototype.
16407 * store-motion.c (struct st_expr): Make avail_stores a vector.
16408 (st_expr_entry): Adjust.
16409 (free_st_expr_entry): Likewise.
16410 (print_store_motion_mems): Likewise.
16411 (find_moveable_store): Likewise.
16412 (compute_store_table): Likewise.
16413 (delete_store): Likewise.
16414 (build_store_vectors): Likewise.
16416 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16418 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16420 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16422 * vec.h (vec_safe_contains): New function.
16423 (vec::contains): Likewise.
16424 (vec::begin): Likewise.
16425 (vec::end): Likewise.
16427 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16430 * cfgexpand.c (expand_stack_vars): Fix typo.
16432 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16434 * system.h (list, map, set, vector): Include conditionally.
16435 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16436 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16437 * ipa-icf.c (INCLUDE_LIST): Define.
16438 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16439 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16440 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16441 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16442 * cp/logic.cc (INCLUDE_LIST): Define.
16443 * fortran/trans-common.c (INCLUDE_MAP): Define.
16445 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16447 * auto-profile.c: Remove <string.h> include.
16448 * ipa-icf-gimple.c: Remove <list> include.
16449 * diagnostic.c: Remove <new> include.
16450 * genmatch.c: Likewise.
16451 * pretty-print.c: Likewise.
16452 * toplev.c: Likewise
16453 * c/c-objc-common.c: Likewise.
16454 * cp/error.c: Likewise.
16455 * fortran/error.c: Likewise.
16457 2016-04-22 Richard Biener <rguenther@suse.de>
16459 * lto-streamer-in.c (input_ssa_names): Do not allocate
16460 GIMPLE_NOP for all SSA names.
16461 * lto-streamer-out.c (output_ssa_names): Do not output
16462 SSA names that should have been released.
16464 2016-04-22 Richard Biener <rguenther@suse.de>
16466 PR tree-optimization/70740
16467 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
16470 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
16473 * config/i386/predicates.md (call_insn_operand): Replace
16474 sibcall_memory_operand with memory_operand.
16476 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
16478 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
16479 has_single_use() tests.
16480 (register_edge_assert_for_1): Likewise.
16481 (find_assert_locations_1): Check the liveness bitmap instead of
16482 checking has_single_use().
16484 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
16487 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
16488 Extract AVX-512BW constraint from AVX.
16490 2016-04-21 Richard Biener <rguenther@suse.de>
16492 PR tree-optimization/70725
16493 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
16494 for phi_convertible_by_degenerating_args.
16495 (predicate_all_scalar_phis): Handle single-argument PHIs.
16497 2016-04-21 Richard Biener <rguenther@suse.de>
16499 PR middle-end/70747
16500 * fold-const.c (fold_comparison): Return properly typed
16503 2016-04-21 Bin Cheng <bin.cheng@arm.com>
16505 PR tree-optimization/70715
16506 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16507 after expanding BASE using expand_simple_operations.
16509 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16511 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
16512 New transformations.
16514 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16516 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
16518 2016-04-20 Jan Hubicka <jh@suse.cz>
16520 * ipa-inline.c (can_inline_edge_p): Pass caller info to
16521 ultiimate_alias_target.
16522 (update_callee_keys): Likewise.
16523 (lookup_recursive_calls): Likewise.
16524 (speculation_useful_p): Likewise.
16526 2016-04-20 Jan Hubicka <jh@suse.cz>
16529 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
16530 (set_nothrow_flag_1): ... this; handle interposition correctly;
16531 recurse on aliases and thunks.
16532 (cgraph_node::set_nothrow_flag): New.
16533 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
16534 functions compiled with non-call exceptions that binds to current
16536 (propagate_nothrow): Be safe WRT interposition.
16537 * cgraph.h (set_nothrow_flag): Update prototype.
16539 2016-04-18 Jan Hubicka <jh@suse.cz>
16541 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16542 max_loop_iterations_int.
16543 (tree_unswitch_outer_loop): Likewise.
16545 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16547 PR tree-optimization/69489
16548 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
16549 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
16550 Revise dump message.
16551 (if_convertible_bb_p): Remove check on edge count of basic block's
16554 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16556 PR tree-optimization/56625
16557 PR tree-optimization/69489
16558 * tree-data-ref.h (DR_INNERMOST): New macro.
16559 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
16560 hashing struct innermost_loop_behavior.
16561 (ref_DR_map): Remove.
16562 (innermost_DR_map): New map.
16563 (baseref_DR_map): Revise comment.
16564 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
16565 to innermost_DR_map accroding to its innermost loop behavior.
16566 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
16567 to its innermost loop behavior.
16568 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
16569 Add initialization for innermost_DR_map. Record memory reference
16570 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
16571 have innermost loop behavior.
16572 (if_convertible_loop_p): Remove release for ref_DR_map. Release
16575 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
16577 * config/i386/i386.md (*lea<mode>_general_1): Rename from
16578 *lea_general_1. Use explicit SWI12 mode interator.
16579 (*lea<mode>_general_2): Rename from *lea_general_2.
16580 Use explicit SWI12 mode interator.
16581 (*lea<mode>_general_3): Rename from *lea_general_3.
16582 Use explicit SWI12 mode interator.
16583 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
16584 Use explicit SWI12 mode interator.
16585 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
16586 Use explicit SWI48 mode interator.
16588 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16590 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16591 Short-cut unaligned load and store cases. Handle all integer
16593 (ix86_expand_vector_move_misalign): Short-cut unaligned load
16594 and store cases. Call ix86_avx256_split_vector_move_misalign
16595 directly without checking mode class.
16597 2016-04-20 Andrew Pinski <apinski@cavium.com>
16598 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16601 * config/aarch64/aarch64.md (sibcall): Force call
16602 address to be DImode for ILP32.
16603 (sibcall_value): Likewise.
16605 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16607 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
16609 2016-04-20 Richard Biener <rguenther@suse.de>
16611 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
16612 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
16613 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
16614 (maybe_push_res_to_seq): Adjust.
16615 * gimple-fold.c (maybe_build_generic_op): Likewise.
16617 2016-04-20 Marek Polacek <polacek@redhat.com>
16619 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
16622 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
16624 * config/i386/sse.md (vec_unpacks_lo_hi): Always
16625 use kmovw to support AVX512F target.
16627 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16629 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
16631 2016-04-20 Marek Polacek <polacek@redhat.com>
16633 PR tree-optimization/70725
16634 * tree-if-conv.c (is_false_predicate): New function.
16635 (predicate_mem_writes): Use it.
16637 2016-04-20 Richard Biener <rguenther@suse.de>
16639 PR tree-optimization/70726
16640 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
16641 shift amounts from a pattern stmt operand.
16643 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16646 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
16647 stack_restore_from_fpr pattern when restoring r15.
16648 (s390_optimize_prologue): Strip away the memory barrier in the
16649 parallel when trying to get rid of restore insns.
16650 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
16651 definition for loading the stack pointer from an FPR. Compared to
16652 the normal move insn this pattern includes a full memory barrier.
16654 2016-04-19 Jakub Jelinek <jakub@redhat.com>
16656 PR middle-end/70680
16657 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
16658 implicitly linear or lastprivate iterator on the outer context.
16660 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16662 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
16664 * config/i386/i386.md (ssememalign): Removed.
16665 * config/i386/sse.md: Remove ssememalign attribute from patterns.
16667 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16670 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
16671 const short * to __builtin_ia32_loaddquhi512_mask.
16672 (_mm512_maskz_loadu_epi16): Likewise.
16673 (_mm512_mask_storeu_epi16): Pass short * to
16674 __builtin_ia32_storedquhi512_mask.
16675 (_mm512_mask_loadu_epi8): Pass const char * to
16676 __builtin_ia32_loaddquqi512_mask.
16677 (_mm512_maskz_loadu_epi8): Likewise.
16678 (_mm512_mask_storeu_epi8): Pass char * to
16679 __builtin_ia32_storedquqi512_mask.
16680 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
16681 const double * to __builtin_ia32_loadupd512_mask.
16682 (_mm512_mask_loadu_pd): Likewise.
16683 (_mm512_maskz_loadu_pd): Likewise.
16684 (_mm512_storeu_pd): Pass double * to
16685 __builtin_ia32_storeupd512_mask.
16686 (_mm512_mask_storeu_pd): Likewise.
16687 (_mm512_loadu_ps): Pass const float * to
16688 __builtin_ia32_loadups512_mask.
16689 (_mm512_mask_loadu_ps): Likewise.
16690 (_mm512_maskz_loadu_ps): Likewise.
16691 (_mm512_storeu_ps): Pass float * to
16692 __builtin_ia32_storeups512_mask.
16693 (_mm512_mask_storeu_ps): Likewise.
16694 (_mm512_mask_loadu_epi64): Pass const long long * to
16695 __builtin_ia32_loaddqudi512_mask.
16696 (_mm512_maskz_loadu_epi64): Likewise.
16697 (_mm512_mask_storeu_epi64): Pass long long *
16698 to __builtin_ia32_storedqudi512_mask.
16699 (_mm512_loadu_si512): Pass const int * to
16700 __builtin_ia32_loaddqusi512_mask.
16701 (_mm512_mask_loadu_epi32): Likewise.
16702 (_mm512_maskz_loadu_epi32): Likewise.
16703 (_mm512_storeu_si512): Pass int * to
16704 __builtin_ia32_storedqusi512_mask.
16705 (_mm512_mask_storeu_epi32): Likewise.
16706 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
16707 char * to __builtin_ia32_storedquqi256_mask.
16708 (_mm_mask_storeu_epi8): Likewise.
16709 (_mm256_mask_loadu_epi16): Pass const short * to
16710 __builtin_ia32_loaddquhi256_mask.
16711 (_mm256_maskz_loadu_epi16): Likewise.
16712 (_mm_mask_loadu_epi16): Pass const short * to
16713 __builtin_ia32_loaddquhi128_mask.
16714 (_mm_maskz_loadu_epi16): Likewise.
16715 (_mm256_mask_loadu_epi8): Pass const char * to
16716 __builtin_ia32_loaddquqi256_mask.
16717 (_mm256_maskz_loadu_epi8): Likewise.
16718 (_mm_mask_loadu_epi8): Pass const char * to
16719 __builtin_ia32_loaddquqi128_mask.
16720 (_mm_maskz_loadu_epi8): Likewise.
16721 (_mm256_mask_storeu_epi16): Pass short * to.
16722 __builtin_ia32_storedquhi256_mask.
16723 (_mm_mask_storeu_epi16): Pass short * to.
16724 __builtin_ia32_storedquhi128_mask.
16725 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
16726 const double * to __builtin_ia32_loadupd256_mask.
16727 (_mm256_maskz_loadu_pd): Likewise.
16728 (_mm_mask_loadu_pd): Pass onst double * to
16729 __builtin_ia32_loadupd128_mask.
16730 (_mm_maskz_loadu_pd): Likewise.
16731 (_mm256_mask_storeu_pd): Pass double * to
16732 __builtin_ia32_storeupd256_mask.
16733 (_mm_mask_storeu_pd): Pass double * to
16734 __builtin_ia32_storeupd128_mask.
16735 (_mm256_mask_loadu_ps): Pass const float * to
16736 __builtin_ia32_loadups256_mask.
16737 (_mm256_maskz_loadu_ps): Likewise.
16738 (_mm_mask_loadu_ps): Pass const float * to
16739 __builtin_ia32_loadups128_mask.
16740 (_mm_maskz_loadu_ps): Likewise.
16741 (_mm256_mask_storeu_ps): Pass float * to
16742 __builtin_ia32_storeups256_mask.
16743 (_mm_mask_storeu_ps): ass float * to
16744 __builtin_ia32_storeups128_mask.
16745 (_mm256_mask_loadu_epi64): Pass const long long * to
16746 __builtin_ia32_loaddqudi256_mask.
16747 (_mm256_maskz_loadu_epi64): Likewise.
16748 (_mm_mask_loadu_epi64): Pass const long long * to
16749 __builtin_ia32_loaddqudi128_mask.
16750 (_mm_maskz_loadu_epi64): Likewise.
16751 (_mm256_mask_storeu_epi64): Pass long long * to
16752 __builtin_ia32_storedqudi256_mask.
16753 (_mm_mask_storeu_epi64): Pass long long * to
16754 __builtin_ia32_storedqudi128_mask.
16755 (_mm256_mask_loadu_epi32): Pass const int * to
16756 __builtin_ia32_loaddqusi256_mask.
16757 (_mm256_maskz_loadu_epi32): Likewise.
16758 (_mm_mask_loadu_epi32): Pass const int * to
16759 __builtin_ia32_loaddqusi128_mask.
16760 (_mm_maskz_loadu_epi32): Likewise.
16761 (_mm256_mask_storeu_epi32): Pass int * to
16762 __builtin_ia32_storedqusi256_mask.
16763 (_mm_mask_storeu_epi32): Pass int * to
16764 __builtin_ia32_storedqusi128_mask.
16765 * config/i386/i386-builtin-types.def (PCSHORT): New.
16766 (PINT64): Likewise.
16767 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
16768 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
16769 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
16770 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
16771 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
16772 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
16773 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
16774 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
16775 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
16776 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
16777 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
16778 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
16779 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
16780 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
16781 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
16782 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
16783 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
16784 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
16785 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
16786 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
16787 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
16788 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
16789 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
16790 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
16791 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
16792 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
16793 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
16794 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
16795 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
16796 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
16797 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
16798 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
16799 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
16800 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
16801 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
16802 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
16803 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
16804 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
16805 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
16806 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
16807 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
16808 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
16809 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
16810 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
16811 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
16812 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
16813 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
16814 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
16815 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
16817 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
16818 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
16820 (ix86_expand_vector_move_misalign): Likewise.
16821 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
16822 to scalar function prototype for unaligned load/store builtins.
16823 (ix86_expand_special_args_builtin): Updated.
16824 * config/i386/sse.md (UNSPEC_LOADU): Removed.
16825 (UNSPEC_STOREU): Likewise.
16826 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
16827 (VI_ULOADSTORE_F_AVX512VL): Likewise.
16828 (ssescalarsize): Handle V4TI, V2TI and V1TI.
16829 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16830 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16831 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
16832 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
16833 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
16834 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
16835 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
16836 (<avx512>_storedqu<mode>_mask): Likewise.
16837 (*sse4_2_pcmpestr_unaligned): Likewise.
16838 (*sse4_2_pcmpistr_unaligned): Likewise.
16839 (*mov<mode>_internal): Renamed to ...
16840 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
16841 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
16842 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
16843 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
16845 2016-04-19 Richard Biener <rguenther@suse.de>
16847 PR tree-optimization/70171
16848 * tree-ssa-phiprop.c: Include stor-layout.h.
16849 (phiprop_insert_phi): Handle the aggregate copy case.
16850 (propagate_with_phi): Likewise.
16852 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
16854 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
16855 instead of simplify_gen_subreg (... , 0).
16856 (ix86_delegitimize_address): Ditto.
16857 (ix86_split_divmod): Ditto.
16858 (ix86_split_copysign_const): Ditto.
16859 (ix86_split_copysign_var): Ditto.
16860 (ix86_expand_args_builtin): Ditto.
16861 (ix86_expand_round_builtin): Ditto.
16862 (ix86_expand_special_args_builtin): Ditto.
16863 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
16864 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
16865 (udivmodqi4): Ditto.
16866 (absneg splitters): Ditto.
16867 (*jcc_bt<mode>_1): Ditto.
16869 2016-04-19 Richard Biener <rguenther@suse.de>
16871 PR tree-optimization/70724
16872 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
16873 restoring out from ...
16874 (free_scc_vn): ... here.
16875 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
16876 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
16878 (pass_fre::execute): Restore SSA info.
16880 2016-04-19 Richard Biener <rguenther@suse.de>
16882 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
16883 * gimple-walk.c (walk_gimple_op): Initialize it.
16884 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
16885 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
16886 remapping SSA names of defs.
16887 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
16890 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
16892 PR middle-end/70689
16893 * lra-constraints.c (equiv_substition_p): New.
16894 (process_alt_operands): Use it.
16895 (swap_operands): Swap it.
16896 (curr_insn_transform): Update it.
16898 2016-04-18 Michael Matz <matz@suse.de>
16900 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
16901 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
16902 * tree-core.h (tree_type_common.align): Use bit-field.
16903 (tree_type_common.spare): New.
16904 (tree_decl_common.off_align): Make smaller.
16905 (tree_decl_common.align): Use bit-field.
16907 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
16908 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
16909 (scan_sharing_clauses): Ditto.
16910 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16911 (omp_finish_file): Ditto.
16912 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
16913 (layout_decl): Ditto.
16914 (relayout_decl): Ditto.
16915 (finalize_record_size): Use SET_TYPE_ALIGN.
16916 (finalize_type_size): Ditto.
16917 (finish_builtin_struct): Ditto.
16918 (layout_type): Ditto.
16919 (initialize_sizetypes): Ditto.
16920 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
16921 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
16922 (lookup_field_for_decl): Use SET_DECL_ALIGN.
16923 (get_chain_field): Ditto.
16924 (get_trampoline_type): Ditto.
16925 (get_nl_goto_field): Ditto.
16926 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
16928 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
16929 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
16930 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16931 (build_qualified_type): Use SET_TYPE_ALIGN.
16932 (build_aligned_type, build_range_type_1): Ditto.
16933 (build_atomic_base): Ditto.
16934 (build_common_tree_nodes): Ditto.
16935 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
16936 (expand_one_stack_var_at): Ditto.
16937 * coverage.c (build_var): Use SET_DECL_ALIGN.
16938 * except.c (init_eh): Ditto.
16939 * function.c (assign_parm_setup_block): Ditto.
16940 * symtab.c (increase_alignment_1): Ditto.
16941 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
16942 * tree-vect-stmts.c (ensure_base_align): Ditto.
16943 * varasm.c (align_variable): Ditto.
16944 (assemble_variable): Ditto.
16945 (build_constant_desc): Ditto.
16946 (output_constant_def_contents): Ditto.
16948 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
16949 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
16950 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
16951 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
16952 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
16954 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
16957 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
16958 replace %vmovsd with "%vmovq".
16959 (vec_concatv2df): Likewise.
16961 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
16963 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
16964 (*vec_extractv2si_0): Ditto.
16965 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
16966 (zero_extended_scalar_load_operand splitters): Ditto.
16967 (vec_extract splitters): Ditto.
16968 (*vec_extractv4si_0_zext): Ditto.
16969 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
16970 and lowpart_subreg.
16971 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
16972 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
16973 (*sse4_1_extractps): Use lowpart_subreg.
16974 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
16976 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16978 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
16980 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
16981 Mention Solaris 11 packaging changes.
16982 Update gas and gld requirements.
16983 Remove reference to pre-Solaris 10 bug.
16984 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
16986 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
16989 2016-04-17 Jan Hubicka <jh@suse.cz>
16991 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
16992 max_loop_iterations_int.
16994 2016-04-18 Richard Biener <rguenther@suse.de>
16996 PR tree-optimization/43434
16997 * tree-ssa-structalias.c (struct vls_data): New.
16998 (visit_loadstore): Handle all pointer-based accesses.
16999 (compute_dependence_clique): Compute a bitmap of restrict tags
17000 assigned bases and pass it to visit_loadstore.
17002 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17005 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17006 armv8.1-a and armv8.1-a+crc.
17008 2016-04-18 Richard Biener <rguenther@suse.de>
17010 PR tree-optimization/70701
17011 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17012 references after translating through a memcpy.
17014 2016-04-18 Richard Biener <rguenther@suse.de>
17016 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17017 (compute_antic): ... here. For partial antic use regular
17018 postorder and scrap iteration.
17019 (compute_partial_antic_aux): Remove unused return value.
17020 (init_pre): Do not allocate postorder.
17021 (fini_pre): Do not free postorder.
17023 2016-04-18 Richard Biener <rguenther@suse.de>
17025 PR middle-end/37870
17026 * expmed.c (extract_bit_field_1): Remove broken case
17027 using a wider MODE_INT mode.
17029 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17031 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17032 unless compiling with at least GCC-4.8.
17034 2016-04-17 Jan Hubicka <jh@suse.cz>
17037 * graphite.c (graphite_finalize): Update call to
17038 tree_estimate_probability.
17039 * predict.h (tree_estimate_probability): Update prototype.
17041 2016-04-17 Jan Hubicka <jh@suse.cz>
17043 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17044 (tree_estimate_probability): Likewise.
17045 (pass_profile::execute): Update.
17046 (report_predictor_hitrates): New function.
17047 * profile.c (compute_branch_probabilities): Use it.
17048 * predict.h (report_predictor_hitrates): Declare.
17050 2016-04-17 Jan Hubicka <jh@suse.cz>
17053 * cgraph.h (cgraph_node::set_const_flag,
17054 cgraph_node::set_pure_flag): Update prototype to return bool;
17056 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17057 of interposable symbol are interposable, too.
17058 (cgraph_set_const_flag_1): Rename to ...
17059 (set_const_flag_1): ... this one; change to self recursive function
17060 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17061 clearnig the flag in all variants and also virtual thunks of const
17062 functions are pure; track if any change was done.
17063 (cgraph_node::set_const_flag): Update.
17064 (struct set_pure_flag_info): New struct.
17065 (cgraph_set_pure_flag_1): Rename to ...
17066 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17067 rather than pointer encoded flags; track if any changes was done;
17068 handle correctly clearning flag and setting flag of aliases already
17070 (cgraph_node::set_pure_flag): Update.
17071 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17073 2016-04-17 Tom de Vries <tom@codesourcery.com>
17076 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17077 backslash in label.
17079 2016-04-17 Tom de Vries <tom@codesourcery.com>
17081 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17082 '{}<> ' as escape-for-record.
17084 2016-04-17 Tom de Vries <tom@codesourcery.com>
17086 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17089 2016-04-17 Tom de Vries <tom@codesourcery.com>
17092 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17093 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17094 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17095 * passes.c (finish_optimization_passes): Only call
17096 finish_graph_dump_file if dfi->graph_dump_initialized.
17097 (execute_function_dump, pass_init_dump_file): Use
17098 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17100 2016-04-17 Tom de Vries <tom@codesourcery.com>
17102 PR tree-optimization/70256
17103 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17104 (debug_varmap): New function.
17106 2016-04-17 Tom de Vries <tom@codesourcery.com>
17109 * passes.c (pass_manager::register_pass): Propagate pflags.
17111 2016-04-17 Tom de Vries <tom@codesourcery.com>
17114 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17115 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17116 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17117 check if it's equal to p_start.
17118 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17120 2016-04-15 Jan Hubicka <jh@suse.cz>
17123 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17124 function does not bind to current def.
17125 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17126 handle conservatively calls to functions that does not need to bind
17128 (check_call): Update call of worse_state.
17129 (ignore_edge_for_nothrow): Update.
17130 (ignore_edge_for_pure_const): Likewise.
17131 (propagate_pure_const): Update calls to worse_state.
17132 (skip_function_for_local_pure_const): Reformat comments.
17134 2016-04-15 Jan Hubicka <jh@suse.cz>
17137 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17138 (cgraph_node::function_symbol): Likewise.
17139 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17140 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17141 (symtab_node::ultimate_alias_target): Add REF parameter.
17142 (symtab_node::binds_to_current_def_p): Declare.
17143 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17144 (cgraph_node::function_symbol): Likewise.
17145 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17146 (cgraph_node::get_availability): Likewise.
17147 (cgraph_edge::binds_to_current_def_p): New inline function.
17148 (varpool_node::get_availability): Add REF parameter.
17149 (varpool_node::ultimate_alias_target): Likewise.
17150 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17151 (symtab_node::binds_to_current_def_p): Likewise.
17152 * varpool.c (varpool_node::get_availability): Likewise.
17154 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17157 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17158 Fix mode size check.
17160 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17162 * BASE-VER: Set to 7.0.0.
17164 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17166 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17168 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17170 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17171 architecture revisions.
17173 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17175 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17176 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17177 * config/i386/i386.md (stack decrement to push peepholes): Guard
17178 with !x86_using_red_zone ().
17180 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17183 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17184 to dump_generic_node.
17185 (NIY): Pass also flags to do_niy.
17187 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17189 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17190 (simd_clone_vector_of_formal_parm_types)
17191 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17192 (simd_clone_mangle, simd_clone_create)
17193 (simd_clone_adjust_return_type, create_tmp_simd_array)
17194 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17195 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17196 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17197 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17198 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17199 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17200 * omp-simd-clone.c: ... this new file.
17201 (simd_clone_vector_of_formal_parm_types): Make it static.
17202 * Makefile.in (OBJS): Add omp-simd-clone.o.
17204 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17207 * config/i386/sse.md: Use proper memory operand modifiers.
17210 2016-04-15 Richard Biener <rguenther@suse.de>
17211 Alan Modra <amodra@gmail.com>
17213 PR tree-optimization/70130
17214 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17215 when alignment stays not the same and no not use the realign
17218 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17221 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17222 direct move handlers for KFmode. Change TFmode handlers test from
17223 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17225 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17228 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17229 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17230 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17231 * tree-ssa-live.c (remove_unused_scope_block_p): When
17232 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17233 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17234 block_ultimate_origin is FUNCTION_DECL.
17235 (remove_unused_locals): If current_function_decl is
17236 polymorphic_ctor_dtor_p, pass initial true to
17237 remove_unused_scope_block_p' is_ctor_dtor_block.
17239 2016-04-14 Martin Sebor <msebor@redhat.com>
17244 * doc/extend.texi (Variable Length): Revert.
17246 2016-04-14 Marek Polacek <polacek@redhat.com>
17247 Jan Hubicka <hubicka@ucw.cz>
17250 * tree.c (verify_type): Disable the canonical type of main variant
17253 2016-04-14 Jason Merrill <jason@redhat.com>
17255 * cfgexpand.c, expr.c: Revert previous change.
17257 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17259 PR middle-end/70643
17260 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17261 when building a mem ref for the incoming reduction variable.
17263 2016-04-14 Richard Biener <rguenther@suse.de>
17265 PR tree-optimization/70614
17266 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17267 loop if the evolution dropped to chrec_dont_know.
17268 (interpret_condition_phi): Likewise.
17270 2016-04-14 Richard Biener <rguenther@suse.de>
17272 PR tree-optimization/70623
17273 * tree-ssa-pre.c (changed_blocks): Make global ...
17274 (compute_antic): ... local here. Move and fix worklist
17275 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17276 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17277 worklist handling, dump when ANTIC_IN changed.
17278 (compute_partial_antic_aux): Remove worklist handling.
17279 (init_pre): Do not compute post dominators. Add a comment about
17280 the CFG order chosen.
17281 (fini_pre): Do not free post dominators.
17283 2016-04-13 Martin Sebor <msebor@redhat.com>
17288 * doc/extend.texi (Variable Length): Document C++ specifics.
17290 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17293 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17294 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17295 eh edges have been purged.
17298 * tree-sra.c (create_access_replacement,
17299 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17301 * tree-pretty-print.c (dump_fancy_name): New function.
17302 (dump_decl_name, dump_generic_node): Use it.
17304 2016-04-13 Jason Merrill <jason@redhat.com>
17306 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17307 * expr.c (expand_expr_real_1): Likewise.
17309 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17311 * config/i386/i386.md (kunpckhi): Swap operands.
17312 (kunpcksi): Likewise.
17313 (kunpckdi): Likewise.
17314 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17315 (vec_pack_trunc_<mode>): Likewise.
17317 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17320 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17322 PR middle-end/70633
17323 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17324 gimplification turns some element into non-constant.
17327 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17328 * explow.c (convert_memory_address_addr_space_1): No longer static,
17329 add NO_EMIT argument and don't call convert_modes if true, pass
17330 it down recursively, remove break after return.
17331 (convert_memory_address_addr_space): Adjust caller.
17332 * simplify-rtx.c (simplify_unary_operation_1): Call
17333 convert_memory_address_addr_space_1 instead of convert_memory_address,
17334 if it returns NULL, don't simplify.
17336 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17339 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17341 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17343 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17344 Bump the upper SIMDLEN limits, so that if the return type or
17345 characteristic type if the return type is void can be passed in
17346 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17349 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17352 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17353 Do not use "=" constraint on an input constraint.
17354 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17355 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17356 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17357 generates (neg (abs ...)) instead of (abs ...).
17359 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17361 PR rtl-optimization/70596
17362 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17363 just invalidate LRA data and reset them. Adjust dump wording.
17365 2016-04-12 Martin Liska <mliska@suse.cz>
17368 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17370 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17372 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17373 max_loop_iterations_int.
17374 (tree_unswitch_outer_loop): Likewise.
17375 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17376 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17378 2016-04-12 Tom de Vries <tom@codesourcery.com>
17380 PR tree-optimization/68756
17381 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17382 instead of new_name.
17384 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17386 PR tree-optimization/70602
17387 * tree-sra.c (generate_subtree_copies): Don't write anything into
17388 constant pool decls.
17390 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17391 regardless whether there are depend clauses or not.
17393 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17396 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17397 target attribute and pragma from changing the -mfloat128
17398 and -mfloat128-hardware options.
17400 * doc/extend.texi (Additional Floating Types): Document PowerPC
17401 __float128 restrictions.
17403 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17406 * config/aarch64/driver-aarch64.c
17407 (aarch64_get_extension_string_for_isa_flags): New.
17408 (arch_extension): Rename to...
17409 (aarch64_arch_extension): ...This.
17410 (ext_to_feat_string): Rename to...
17411 (aarch64_extensions): ...This.
17412 (aarch64_core_data): Keep track of architecture extension flags.
17413 (cpu_data): Rename to...
17414 (aarch64_cpu_data): ...This.
17415 (aarch64_arch_driver_info): Keep track of architecture extension
17417 (get_arch_name_from_id): Rename to...
17418 (get_arch_from_id): ...This, change return type.
17419 (host_detect_local_cpu): Update and reformat for renames, handle
17420 extensions through common infrastructure.
17422 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17425 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17426 track of a canonical flag name.
17427 (all_extensions): Likewise.
17428 (arch_to_arch_name): Also track extension flags enabled by the arch.
17429 (all_architectures): Likewise.
17430 (aarch64_parse_extension): Move to here.
17431 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17433 (aarch64_rewrite_selected_cpu): Update for above change.
17434 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17435 are handled, such that the single explicit value enabled by an
17436 extension is kept seperate from the implicit values it also enables.
17437 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17439 (aarch64_parse_extension): New.
17440 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17441 here to config/aarch64/aarch64-protos.h.
17442 (aarch64_parse_extension): Move from here to
17443 common/config/aarch64/aarch64-common.c.
17444 (aarch64_option_print): Update.
17445 (aarch64_declare_function_name): Likewise.
17446 (aarch64_start_file): Likewise.
17447 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17448 the canonical flag for extensions.
17449 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
17452 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17454 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
17457 2016-04-09 Tom de Vries <tom@codesourcery.com>
17459 PR tree-optimization/68953
17460 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
17461 first to last subscript.
17463 2016-04-09 Jakub Jelinek <jakub@redhat.com>
17465 PR tree-optimization/70586
17466 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
17469 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
17473 PR tree-optimization/70373
17474 PR middle-end/70533
17475 PR middle-end/70534
17476 PR middle-end/70535
17477 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
17478 clauses for acc parallel reductions as necessary. Error on those
17480 * omp-low.c (scan_sharing_clauses): Don't install variables which
17481 are used in acc parallel reductions.
17482 (lower_rec_input_clauses): Remove dead code.
17483 (lower_oacc_reductions): Add support for reference reductions.
17484 (lower_reduction_clauses): Remove dead code.
17485 (lower_omp_target): Don't remap variables appearing in acc parallel
17487 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
17489 2016-04-08 Jakub Jelinek <jakub@redhat.com>
17491 PR middle-end/70593
17492 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
17493 with multiple SSA_NAME defs, force the outputs other than first
17494 to be live before calling live_track_process_def on each output.
17496 PR rtl-optimization/70574
17497 * fwprop.c (forward_propagate_and_simplify): Don't add
17498 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
17499 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
17500 paradoxical subregs within *loc.
17502 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
17504 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
17505 -ftree-parallelize-loops={0,1}.
17506 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
17507 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
17508 * config/ia64/hpux.h (LIB_SPEC): Likewise.
17509 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
17510 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
17512 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
17515 * asan.c (instrument_derefs): If we get unknown location, extract it
17516 with EXPR_LOCATION.
17517 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
17519 2016-04-08 Tom de Vries <tom@codesourcery.com>
17521 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
17522 implicit firstprivate clause.
17524 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17527 * config/arm/thumb2.md (tst + branch-> lsls + branch
17528 peephole below *orsi_not_shiftsi_si): Require that condition
17529 register is dead after the peephole.
17530 (second peephole after the above): Likewise.
17532 2016-04-08 Alan Modra <amodra@gmail.com>
17535 * builtins.c (fold_builtin_classify): For IBM extended precision,
17536 look at just the high-order double to test for NaN.
17537 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
17538 test just the high double for Inf but both doubles for subnormal
17541 2016-04-07 Jakub Jelinek <jakub@redhat.com>
17543 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
17544 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
17545 node->simdclone->mask_mode != VOIDmode masks.
17546 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
17547 earlier, use it instead of node->simdclone.
17548 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17549 Set clonei->mask_mode.
17551 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17554 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
17555 Pass it through to cp_parser_already_scoped_statement.
17556 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
17557 it through to cp_parser_statement.
17558 (cp_parser_statement): Pass IF_P through to
17559 cp_parser_iteration_statement.
17560 (cp_parser_pragma): Adjust call to
17561 cp_parser_iteration_statement.
17563 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17566 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
17567 resolve a future -Wparentheses warning.
17568 * omp-low.c (scan_sharing_clauses): Likewise.
17569 * tree-parloops.c (eliminate_local_variables): Likewise.
17571 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
17573 PR rtl-optimization/70398
17574 * lra-constraints.c (process_address_1): Check zero scale and code
17575 for reloading with zero scale.
17577 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
17579 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
17580 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
17582 2016-04-06 Jakub Jelinek <jakub@redhat.com>
17584 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17585 Add support for AVX512F clones, include them by default for
17586 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
17587 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
17590 PR middle-end/70550
17591 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
17592 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
17593 firstprivate clauses.
17594 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
17595 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
17596 (lower_omp_target): Set TREE_NO_WARNING for
17597 non-addressable possibly uninitialized vars which are copied into
17598 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
17600 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
17602 * config/pa/predicates.md (integer_store_memory_operand): Accept
17603 REG+D operands with a large offset when reload_in_progress is true.
17604 (floating_point_store_memory_operand): Likewise.
17606 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17609 * match.pd (nested int casts): Limit to GIMPLE.
17611 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
17614 * ipa-devirt.c (maybe_record_node): Fix comment; use
17615 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
17617 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17619 PR rtl-optimization/70542
17620 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
17621 if there are any uses other than insn or debug insns.
17623 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
17624 Jakub Jelinek <jakub@redhat.com>
17626 PR tree-optimization/70509
17627 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
17628 Shift HOST_WIDE_INT_1U instead of 1.
17630 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
17632 PR tree-optimization/70509
17633 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
17634 of the vector base type for index.
17636 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
17639 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
17641 2016-04-05 Richard Biener <rguenther@suse.de>
17643 PR tree-optimization/70526
17644 * tree-sra.c (build_ref_for_offset): Use prev_base to
17645 extract the alias pointer type.
17647 2016-04-05 Richard Biener <rguenther@suse.de>
17649 * dse.c (struct store_info): Remove alias_set member.
17650 (struct read_info_type): Likewise.
17651 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
17652 spill_deleted, clear_alias_set_lookup): Remove.
17653 (get_group_info): Remove dead base == NULL_RTX case.
17654 (dse_step0): Remove initialization of removed variables.
17655 (delete_dead_store_insn): Reomve alias set dumping.
17656 (free_read_records): Remove alias_set handling.
17657 (canon_address): Remove alias_set_out parameter.
17658 (record_store): Remove spill_alias_set, it's always zero.
17659 (check_mem_read_rtx): Likewise.
17660 (dse_step2): Rename from ...
17661 (dse_step2_nospill): ... this. Adjust.
17662 (scan_stores): Rename from ...
17663 (scan_stores_nospill): ... this.
17664 (scan_reads): Rename from ...
17665 (scan_reads_nospill): ... this.
17666 (scan_stores_spill, scan_reads_spill): Remove.
17667 (dse_step3_scan): Remove for_spills argument which is always false.
17668 (dse_step3): Likewise.
17669 (dse_step5): Rename from ...
17670 (dse_step5_nospill): ... this. Remove alias_set handling.
17671 (rest_of_handle_dse): Adjust.
17673 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17676 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
17677 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
17678 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
17679 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
17681 2016-04-05 Richard Biener <rguenther@suse.de>
17683 PR middle-end/70499
17684 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
17685 non-register type temporaries into SSA.
17687 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
17690 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
17691 calls when sanitizing.
17692 (possible_polymorphic_call_target_p): Fix formatting.
17694 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17695 Jakub Jelinek <jakub@redhat.com>
17697 PR middle-end/70457
17698 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
17699 to ensure a call statement is compatible with a built-in's
17701 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
17704 2016-04-04 Richard Biener <rguenther@suse.de>
17706 PR rtl-optimization/70484
17707 * rtl.h (canon_output_dependence): Declare.
17708 * alias.c (canon_output_dependence): New function.
17709 * dse.c (record_store): Use canon_output_dependence rather
17710 than canon_true_dependence.
17712 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17715 * cgraph.h (symtab_node::copy_visibility_from): New function.
17716 * symtab.c (symtab_node::copy_visibility_from): New function.
17717 * ipa-visibility.c (optimize_weakref): New function.
17718 (function_and_variable_visibility): Use it.
17720 2016-04-04 Martin Liska <mliska@suse.cz>
17723 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
17724 value that is really in range handled by SBR instruction.
17725 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
17726 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
17727 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
17729 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
17733 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
17734 set, but not for SP_REG operands.
17736 2016-04-02 Martin Sebor <msebor@redhat.com>
17739 * fold-const.c (maybe_nonzero_address): New function.
17740 (fold_comparison): Call it. Fold equality and relational
17741 expressions involving null pointers.
17742 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
17744 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
17746 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
17747 the "Y" constraint (scalar FP 0.0 immediate).
17749 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
17750 Add the "const_double" to the list of operand constraints.
17752 2016-04-01 Jakub Jelinek <jakub@redhat.com>
17754 PR rtl-optimization/70467
17755 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
17756 If low word of the last operand is 0, just emit addition/subtraction
17759 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17762 * config/s390/s390.c (s390_expand_insv): Check for everything
17763 constant instead of just VOIDmode stuff.
17765 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17768 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
17770 2016-04-01 Nathan Sidwell <nathan@acm.org>
17772 * tree.def (TRY_CATCH_EXPR): Correct documentation.
17774 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
17776 PR rtl-optimization/70461
17777 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
17780 2016-03-31 Martin Liska <mliska@suse.cz>
17783 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
17784 a tree value or an immediate integer value to a buffer
17785 that is eventually copied to a BRIG section.
17786 (emit_immediate_operand): Call the function here.
17787 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
17788 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
17789 of class' fields that are removed.
17790 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
17791 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
17792 m_brig_repr_size fields.
17794 2016-03-31 Martin Liska <mliska@suse.cz>
17797 * hsa-gen.c (hsa_function_representation::update_dominance): New
17799 (convert_addr_to_flat_segment): Likewise.
17800 (gen_hsa_memory_set): New alignment argument.
17801 (gen_hsa_ctor_assignment): Likewise.
17802 (gen_hsa_insns_for_single_assignment): Provide alignment
17803 to gen_hsa_ctor_assignment.
17804 (gen_hsa_insns_for_direct_call): Add new argument.
17805 (expand_lhs_of_string_op): New function.
17806 (expand_string_operation_builtin): Likewise.
17807 (expand_memory_copy): New function.
17808 (expand_memory_set): New function.
17809 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
17810 (convert_switch_statements): Change signature.
17811 (generate_hsa): Use a return value of the function.
17812 (pass_gen_hsail::execute): Do not call
17813 convert_switch_statements here.
17814 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
17815 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
17816 (hsa_function_representation::update_dominance): New function.
17818 2016-03-31 Martin Liska <mliska@suse.cz>
17821 * hsa-brig.c (emit_directive_variable): Emit alignment
17822 according to hsa_symbol::m_align.
17823 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
17824 (dump_hsa_symbol): Dump alignment of HSA symbols.
17825 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
17826 (gen_hsa_addr_with_align): New function.
17827 (hsa_bitmemref_alignment): Use newly added function.
17828 (gen_hsa_insns_for_load): Likewise.
17829 (gen_hsa_insns_for_store): Likewise.
17830 (gen_hsa_memory_copy): New argument added.
17831 (gen_hsa_insns_for_single_assignment): Respect
17832 alignment for assignments processed via gen_hsa_memory_copy.
17833 (gen_hsa_insns_for_direct_call): Likewise.
17834 (gen_hsa_insns_for_return): Likewise.
17835 (gen_function_def_parameters): Set default alignment.
17836 * hsa.c (hsa_object_alignment): New function.
17837 (hsa_byte_alignment): Pasted function.
17838 * hsa.h (hsa_symbol::m_align): New field.
17840 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17842 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
17843 scratch field for goto case.
17845 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
17847 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
17849 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
17852 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
17853 (scalar_chain::convert_insn): Call convert_op for reg
17854 moves to handle undefined registers.
17856 2016-03-31 Nathan Sidwell <nathan@acm.org>
17859 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
17860 Assert we don't want to move backwards.
17862 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
17865 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
17867 2016-03-31 Jakub Jelinek <jakub@redhat.com>
17869 PR rtl-optimization/70460
17870 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
17871 with operand from REG_LABEL_OPERAND, instead substitute
17872 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
17873 Don't do anything for REG_NON_LOCAL_GOTO jumps.
17875 2016-03-31 Martin Liska <mliska@suse.cz>
17877 * passes.c (execute_one_pass): Do not call
17878 todo_after for a discarded function.
17880 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17882 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
17883 (no_cost, infinite_cost): Initialize the new field.
17884 (get_computation_cost_at): Record setup cost.
17885 (determine_use_iv_cost_address): Skip cost computation for sub
17886 uses if we can estimate it without losing accuracy.
17888 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17890 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17892 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17893 max_loop_iterations_int.
17894 (tree_unswitch_outer_loop): Likewise.
17895 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17896 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17898 2016-03-30 Richard Biener <rguenther@suse.de>
17900 PR middle-end/70450
17901 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
17903 2016-03-30 Jakub Jelinek <jakub@redhat.com>
17906 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
17907 in gen_blendm expander.
17909 2016-03-30 Nick Clifton <nickc@redhat.com>
17912 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
17913 case where we are already provided with an SImode SUBREG.
17915 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
17918 * config/i386/i386.c (ix86_expand_epilogue): Properly check
17919 conflict between DRAP register and __builtin_eh_return.
17921 2016-03-30 Michael Matz <matz@suse.de>
17922 Richard Biener <rguenther@suse.de>
17925 * ipa-polymorphic-call.c (struct type_change_info): Change
17926 speculative to an unsigned allowing to limit the work we do.
17927 (csftc_abort_walking_p): New inline function..
17928 (check_stmt_for_type_change): Limit the number of may-defs
17929 skipped for speculative devirtualization to
17930 max-speculative-devirt-maydefs.
17931 * params.def (max-speculative-devirt-maydefs): New param.
17932 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
17934 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
17937 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
17940 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
17942 PR tree-optimization/59124
17943 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
17944 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
17946 2016-03-29 Jeff Law <law@redhat.com>
17948 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
17950 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17952 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
17955 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
17957 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
17958 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
17959 gcrt0.o if linking dynamically.
17961 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17964 * ipa-devirt.c (methods_equal_p): New function.
17965 (compare_virtual_tables): Use it.
17966 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
17967 * cgraphclones.c (clone_function_name_1): Use
17968 symbol_table::symbol_suffix_separator.
17969 * coverage.c (build_var): Likewise.
17970 * symtab.c (symbol_table::symbol_suffix_separator): New.
17972 2016-03-29 Jakub Jelinek <jakub@redhat.com>
17974 PR rtl-optimization/70429
17975 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
17976 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
17977 mode != result_mode.
17980 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
17982 PR tree-optimization/70405
17983 * ssa-iterators.h (num_imm_uses): Add missing braces.
17985 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
17987 PR rtl-optimization/68695
17988 * ira-color.c (allocno_copy_cost_saving): New.
17989 (improve_allocation): Use it.
17991 2016-03-29 Richard Henderson <rth@redhat.com>
17993 PR middle-end/70355
17994 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
17996 2016-03-29 Richard Biener <rguenther@suse.de>
17998 PR middle-end/70424
17999 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18000 use alignment returned by get_pointer_alignment_1 if it is
18001 bigger than BITS_PER_UNIT.
18002 * builtins.c (get_pointer_alignment_1): Do not return true
18003 for alignment extracted from SSA info.
18005 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18007 * config/ft32/ft32.opt (mnodiv): New.
18008 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18009 * doc/invoke.texi (FT32 Options -mnodiv): New.
18011 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18014 * config/i386/i386.md (define_split, andn): Fix modes.
18016 2016-03-26 Richard Biener <rguenther@suse.de>
18017 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18020 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18022 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18023 as 2nd argument to cl_optimization_restore().
18025 2016-03-25 Richard Henderson <rth@redhat.com>
18028 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18029 * config/aarch64/aarch64-protos.h: Declare it.
18030 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18032 2016-03-25 Alan Modra <amodra@gmail.com>
18035 * config/rs6000/constraints.md (j): Simplify.
18036 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18038 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18039 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18040 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18041 in all constraint alternatives.
18042 (movtd_64bit_nodm): Delete "j" constraint alternative.
18044 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18046 * tree-ssa-propagate.c: Enhance docs for
18047 SSA_PROP_NOT_INTERESTING.
18049 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18051 * doc/extend.texi: Fix typo in documentation to pure attribute.
18053 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18056 * config/pa/pa.md (bswapdi2): Use a scratch register.
18058 2016-03-24 Richard Henderson <rth@redhat.com>
18060 PR middle-end/69845
18061 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18064 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18066 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18067 using ix86_expand_binary_operator instead of gen_andsi3.
18069 2016-03-24 Richard Biener <rguenther@suse.de>
18071 PR tree-optimization/70396
18072 * tree-vect-stmts.c (vectorizable_comparison): Use
18073 get_vectype_for_scalar_type.
18075 2016-03-24 Richard Biener <rguenther@suse.de>
18077 PR middle-end/70370
18078 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18079 with register bases.
18081 2016-03-24 Richard Biener <rguenther@suse.de>
18083 PR tree-optimization/70372
18084 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18085 build_all_ones_cst to also handle vector types correctly.
18087 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18090 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18093 2016-03-23 Marek Polacek <polacek@redhat.com>
18096 * doc/invoke.texi: Document -Wignored-attributes.
18098 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18100 PR tree-optimization/69042
18101 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18102 parameter from 30 to 40.
18104 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18106 PR tree-optimization/69042
18107 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18108 for use with constant offset stripped in base.
18110 2016-03-23 Richard Biener <rguenther@suse.de>
18112 PR middle-end/70251
18113 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18114 mode compatibility check.
18115 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18117 2016-03-23 Jeff Law <law@redhat.com>
18119 PR tree-optimization/64058
18120 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18122 (struct ssa_conflicts): Move up earlier in the file.
18123 (conflicts_, var_map_): New static variables.
18124 (initialize_conflict_count): New function to initialize the
18125 CONFLICT_COUNT field for each conflict pair.
18126 (compare_pairs): Lazily initialize the conflict count and use it
18127 as the first tie-breaker.
18128 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18129 and wipe conflicts_ and map_ around the call to qsort. Remove
18130 special case for 2 coalesce pairs.
18131 * bitmap.c (bitmap_count_unique_bits): New function.
18132 (bitmap_count_bits_in_word): New function, extracted from
18134 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18135 * bitmap.h (bitmap_count_unique_bits): Declare it.
18137 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18140 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18141 transparent alias chain for decl assembler name.
18142 * config/sol2.c (solaris_assemble_visibility): Likewise.
18144 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18146 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18148 (v10_fdivs): Likewise.
18149 (v10_fdivd): Likewise.
18151 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18154 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18155 to not call fclose twice on file.
18157 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18159 PR tree-optimization/70354
18160 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18161 oprnd0 is wider than oprnd1 and there is a cast from the wider
18162 type to oprnd1, mask it with the mask of the narrower type.
18165 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18166 Optimize TARGET_STV splitters, if high or low word of last argument
18169 2016-03-22 Jeff Law <law@redhat.com>
18172 tree-ssa-threadbackward.c
18173 (fsm_find_control_statement_thread_paths): Correctly distinguish
18174 between old style jump threads vs FSM jump threads.
18176 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18179 * config/i386/i386.c (scalar_chain::convert_op): Support
18180 uninitialized register usage case.
18182 2016-03-22 Richard Biener <rguenther@suse.de>
18184 PR middle-end/70251
18185 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18187 (capture::gen_transform): ... to change behavior when substituting
18188 a condition into cond or not-cond expr context.
18189 (dt_simplify::gen_1): Adjust.
18190 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18191 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18192 last change and instead change to
18193 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18194 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18196 2016-03-22 Anthony Green <green@moxielogic.com>
18198 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18199 issue for moxiebox targets.
18200 (CC1PLUS_SPEC): Ditto.
18202 2016-03-22 Richard Biener <rguenther@suse.de>
18204 PR middle-end/70333
18205 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18208 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18210 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18212 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18215 * config/i386/i386.c (def_builtin): Handle
18216 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18218 (const struct builtin_description bdesc_special_args[]):
18219 Remove duplicate ISA bits.
18221 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18224 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18225 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18226 in a way that works also for AVX512BW.
18229 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18230 instead of source if operands[1] is xmm16 and above and
18231 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18232 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18235 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18236 on assign if (*from_p) is a comparison, set it to
18237 TREE_NO_WARNING (*from_p).
18239 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18241 PR middle-end/70326
18242 * lra.c (restore_scratches): Ignore deleted insns.
18244 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18245 Jakub Jelinek <jakub@redhat.com>
18247 PR tree-optimization/70317
18248 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18251 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18254 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18255 of ix86_expand_move.
18257 (movti): Use general_operand for operand 1 predicate.
18259 2016-03-21 Martin Liska <mliska@suse.cz>
18261 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18263 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18265 2016-03-21 Martin Liska <mliska@suse.cz>
18268 * ipa-icf.c (sem_function::parse): Skip static
18269 constructors and destructors.
18271 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18274 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18275 function-like macro, peek following token(s) if it is followed
18276 by CPP_OPEN_PAREN token with optional padding in between, and
18277 if not, don't treat it like a macro.
18279 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18280 Alexander Monakov <amonakov@ispras.ru>
18282 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18283 for the stabs debug format.
18285 2016-03-21 Richard Biener <rguenther@suse.de>
18287 PR tree-optimization/70310
18288 * tree-vect-generic.c (expand_vector_condition): Fold the built
18291 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18294 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18295 Block third alternative for AVX-512VL target,
18297 2016-03-21 Martin Liska <mliska@suse.cz>
18300 * hsa-brig.c (emit_function_directives): Mark unemitted
18301 global variables for emission.
18302 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18303 (get_symbol_for_decl): Likewise.
18304 * hsa.h (struct hsa_symbol): New flag.
18306 2016-03-21 Richard Biener <rguenther@suse.de>
18308 PR tree-optimization/70288
18309 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18310 we do not estimate unsimplified all-constant conditionals or
18311 switches as optimized away.
18313 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18315 PR rtl-optimization/69102
18316 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18317 when we have a readonly dependency context.
18319 2016-03-18 Jeff Law <law@redhat.com>
18321 PR rtl-optimization/70263
18322 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18323 (update_equiv_regs): When trying to move a store to after the insn
18324 that sets the source of the store, make sure the store occurs after
18325 the insn that sets the source of the store. When successful note
18326 the REG_EQUIV note created in the dump file.
18328 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18329 Bernd Schmidt <bschmidt@redhat.com>
18331 * doc/extend.texi: Document more potential problems with basic asms.
18333 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18335 PR rtl-optimization/70278
18336 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18339 2016-03-18 Jason Merrill <jason@redhat.com>
18341 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18343 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18345 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18346 values to 128b regs.
18348 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18350 PR tree-optimization/70252
18351 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18352 boolean vector has a proper number of elements.
18353 (supportable_narrowing_operation): Likewise.
18355 2016-03-18 Tom de Vries <tom@codesourcery.com>
18358 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18360 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18362 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18363 instead of replace_rtx for DEBUG_INSNs.
18365 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18367 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18368 load type reservations.
18370 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18373 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18374 define_constraint for "Q" and "T" constraints.
18376 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18378 Tweak the pipeline model for Exynos M1
18380 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18383 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18386 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18387 where one or both locations aren't within a line_map.
18389 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18392 * opts.c (finish_options): Don't set flag_pie to the default if
18393 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18396 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18398 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18399 true as ALL_REGS argument to replace_rtx.
18401 2016-03-17 Richard Biener <rguenther@suse.de>
18404 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18407 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18410 * rtl.h (replace_rtx): Add ALL_REGS argument.
18411 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18412 equality and assert mode is the same, instead of just rtx pointer
18414 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18415 true as ALL_REGS argument to replace_rtx.
18417 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18419 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18420 for boolean vector with vector mode only.
18421 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18423 2016-03-17 Nick Clifton <nickc@redhat.com>
18426 * config/rx/rx.c (rx_print_integer): Print negative constants in
18429 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18432 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18434 2016-03-16 Richard Henderson <rth@redhat.com>
18435 Richard Biener <rguenth@suse.de>
18437 PR middle-end/70240
18438 PR middle-end/68215
18440 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18441 first operand as is_gimple_condexpr.
18443 PR middle-end/70240
18444 PR middle-end/68215
18446 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18447 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18448 Do not gimplify the result.
18449 (do_unop): Adjust call to tree_vec_extract.
18450 (do_binop): Likewise.
18451 (do_compare): Likewise.
18452 (do_plus_minus): Likewise.
18453 (do_negate): Likewise.
18454 (expand_vector_condition): Likewise.
18455 (do_cond): Likewise.
18457 2016-03-16 Richard Henderson <rth@redhat.com>
18460 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
18461 (aarch64_classify_address): Use it.
18462 (aarch64_legitimize_address): Force all subexpressions of PLUS
18463 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
18465 2016-03-16 Jakub Jelinek <jakub@redhat.com>
18466 Richard Biener <rguenth@suse.de>
18469 * rtlanal.c (replace_rtx): For REG, if from is a REG,
18470 return to even if only REGNO is equal, and assert
18473 2016-03-11 Jeff Law <law@redhat.com>
18475 PR rtl-optimization/70224
18476 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
18478 2016-03-16 Richard Henderson <rth@redhat.com>
18480 PR middle-end/70199
18481 * function.h (struct function): Add has_forced_label_in_static.
18482 * gimplify.c (force_labels_r): Set it.
18483 * lto-streamer-in.c (input_struct_function_base): Read it.
18484 * lto-streamer-out.c (output_struct_function_base): Write it.
18485 * tree-inline.c (has_label_address_in_static_1): Remove.
18486 (copy_forbidden): Remove fndecl parameter; test
18487 has_forced_label_in_static.
18488 (inline_forbidden_p): Update call to copy_forbidden.
18489 (tree_versionable_function_p): Likewise.
18490 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
18491 (chkp_versioning): Likewise.
18492 * tree-inline.h (copy_forbidden): Update decl.
18494 2016-03-16 Marek Polacek <polacek@redhat.com>
18497 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
18498 function being thunked if the result type doesn't have fixed size.
18499 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
18500 doesn't have fixed size.
18502 2016-03-16 Bin Cheng <bin.cheng@arm.com>
18504 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
18505 reporting malformed loop nest.
18507 2016-03-16 Tom de Vries <tom@codesourcery.com>
18510 * ipa-devirt.c (possible_polymorphic_call_targets): Move
18511 nodes.length () == 1 test to before first nodes[0] access.
18513 2016-03-16 Tom de Vries <tom@codesourcery.com>
18515 PR tree-optimization/68715
18516 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
18517 single_pred_p test.
18519 2016-03-16 Tom de Vries <tom@codesourcery.com>
18521 PR tree-optimization/68809
18522 * graphite-scop-detection.c (same_close_phi_node): Test if result types
18525 2016-03-16 Carlos O'Donell <carlos@redhat.com>
18526 Sandra Loosemore <sandra@codesourcery.com>
18528 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
18529 on leaf attribute. Mention ELF interposition problems.
18531 2016-03-16 Alan Modra <amodra@gmail.com>
18533 PR rtl-optimization/69195
18534 PR rtl-optimization/47992
18535 * ira.c (indirect_jump_optimize): Ignore artificial defs.
18538 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
18541 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
18543 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18545 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
18547 2016-03-15 Jakub Jelinek <jakub@redhat.com>
18549 PR rtl-optimization/70222
18550 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
18551 optimization if mode is different from result_mode, queue up masking
18552 of the result in outer_op. Formatting fix.
18554 PR middle-end/70239
18555 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
18558 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18560 PR rtl-optimization/69032
18561 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
18562 looping backwards over basic block insns.
18564 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18567 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
18568 to non-speculative when propagating trap bits.
18570 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18572 PR rtl-optimization/63384
18573 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
18574 DEBUG_INSN_P insns.
18576 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18579 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
18580 factored out from ...
18581 (sched_analyze_insn): ... here.
18582 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
18583 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
18584 get_implicit_reg_pending_clobbers in it.
18585 (setup_id_reg_sets): Use setup_id_implicit_regs.
18586 (deps_init_id): Ditto.
18588 2016-03-15 Tom de Vries <tom@codesourcery.com>
18591 * cgraph.c (cgraph_node::get_body): Save, reset and restore
18593 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
18594 execute_function_dump.
18595 (execute_one_pass): Don't dump function if it will be dumped after ipa
18598 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
18600 * genrecog.c (match_pattern_2): If pred is NULL don't call
18601 safe_predicate_mode on it.
18603 2016-03-14 Jakub Jelinek <jakub@redhat.com>
18605 PR middle-end/70219
18606 * lra-constraints.c (delete_move_and_clobber): Change assertion
18607 to also allow dregno == 0.
18609 2016-03-14 Richard Henderson <rth@redhat.com>
18612 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
18613 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
18614 (reassociate_bb): Use optimize_vec_cond_expr; avoid
18615 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
18618 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
18621 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
18623 (lra_create_live_ranges_1): initialize hard register biggest_mode to
18625 * lra-constraints.c (split_reg): For hard regs, try to find the
18626 biggest single-register mode used in the function.
18628 2016-03-14 Richard Biener <rguenther@suse.de>
18630 PR tree-optimization/56365
18631 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
18632 constants to compare against.
18634 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
18637 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18638 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
18639 (define_split for the GPR case): Use int_reg_operand instead of
18640 gpc_reg_operand for the output.
18642 2016-03-14 Tom de Vries <tom@codesourcery.com>
18644 PR tree-optimization/70045
18645 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
18646 create_empty_if_region_on_edge argument.
18648 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
18650 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
18651 (STACK_CHECK_PROTECT): Likewise.
18652 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18653 (STACK_CHECK_PROTECT): Likewise.
18654 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18655 (STACK_CHECK_PROTECT): Likewise.
18656 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
18657 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
18658 (STACK_CHECK_PROTECT): Likewise.
18660 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
18662 PR rtl-optimization/69307
18663 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
18664 registers in modes that span more than one register.
18666 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
18669 * lra-constraints.c (delete_move_and_clobber): New.
18670 (remove_inheritance_pseudos): Use it.
18672 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
18675 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
18676 the libcall is LCT_THROW.
18677 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
18678 for the checking routine.
18680 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18683 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
18684 optimization if we have direct move.
18685 (roundu32<mode>2_fprs): Likewise.
18687 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
18690 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
18692 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
18693 Arguments swapped. All callers changed. Take reg_renumber into
18694 account, and Calculate and compare register ranges for hard regs.
18696 2016-03-11 Jeff Law <law@redhat.com>
18698 PR tree-optimization/70190
18699 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18700 Handle cases where we can not extract the taken edge, even though we
18701 found a constant value.
18703 PR tree-optimization/64058
18704 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
18705 (num_coalesce_pairs): Move up earlier in file.
18706 (find_coalesce_pair): Initialize the INDEX field for each pair
18708 (compare_pairs): No longer sort on the elements in each pair.
18709 Instead break ties with the index of the coalesce pair.
18711 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18714 * config/aarch64/aarch64-protos.h
18715 (aarch64_save_restore_target_globals): New prototype.
18716 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
18717 Call the above when popping pragma.
18718 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
18720 (aarch64_set_current_function): Rewrite using the above.
18722 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18724 PR tree-optimization/70177
18725 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
18726 (extract_ops_from_tree): ... this. In the 2 argument
18727 overload remove _1 suffix.
18728 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
18729 (extract_ops_from_tree): ... this.
18730 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
18732 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18733 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
18734 extract_ops_from_tree instead of 2 operand one.
18736 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
18738 PR tree-optimization/70013
18739 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
18740 for constant-pool entries.
18742 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18744 PR rtl-optimization/70174
18745 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
18746 followed by gen_lowpart on force_reg instead of just gen_lowpart.
18748 PR tree-optimization/70169
18749 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
18750 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
18753 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18754 Jakub Jelinek <jakub@redhat.com>
18757 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
18758 of uninitialized values.
18760 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18762 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
18764 ("*trunctddd2"): New pattern definition.
18765 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
18768 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18770 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
18771 definitions for BFP and DFP rounding modes.
18772 ("fixuns_truncdddi2", "fixuns_trunctddi2")
18773 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
18774 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
18775 ("fix_trunctf<mode>2"): Use the new constants instead of magic
18778 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18780 * config/s390/constraints.md: Adjust comment.
18781 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
18782 s390_decompose_addrstyle_without_index.
18783 * config/s390/predicates.md (shift_count_or_setmem_operand):
18784 Rename to setmem_operand.
18785 * config/s390/s390-protos.h
18786 (s390_decompose_shift_count): Rename to
18787 s390_decompose_addrstyle_without_index.
18788 * config/s390/s390.c (s390_decompose_shift_count)
18789 (s390_mem_constraint, print_shift_count_operand)
18790 (print_operand_address, print_operand): Rename
18791 s390_decompose_shift_count to
18792 s390_decompose_addrstyle_without_index and rename
18793 print_shift_count_operand to print_addrstyle_operand troughout the
18795 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
18796 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
18797 Rename shift_count_or_setmem_operand to setmem_operand.
18798 * config/s390/vx-builtins.md ("vec_insert<mode>")
18799 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
18802 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18805 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18806 Handle overlapping retval and newval.
18808 2016-03-10 Nick Clifton <nickc@redhat.com>
18811 * config/aarch64/aarch64.c
18812 (aarch64_override_options_after_change_1): When forcing
18813 flag_omit_frame_pointer to be true, use a special value that can
18814 be detected if this function is called again, thus preventing
18815 flag_omit_leaf_frame_pointer from being forced to be false.
18817 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18819 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
18820 Set x_flag_omit_leaf_frame_pointer when handling
18821 -momit-leaf-frame-pointer.
18823 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18826 * cgraph.c (cgraph_node::dump): Dump split_part and
18827 indirect_call_target.
18828 * cgraph.h (cgraph_node): Add indirect_call_target flag.
18829 * ipa.c (has_addr_references_p): Cleanup.
18830 (is_indirect_call_target_p): New.
18831 (walk_polymorphic_call_targets): Do not mark virtuals that may be
18832 called indirectly as local.
18833 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
18835 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18838 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18839 on cxa_pure_virtual.
18841 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18844 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
18846 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18849 * tree.c (need_assembler_name_p): Only record main variant type names.
18851 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18854 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
18855 Always define to 0 or 1.
18856 (TARGET_FIX_ERR_A53_843419): New macro.
18857 * config/aarch64/aarch64-elf-raw.h
18858 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
18859 * config/aarch64/aarch64-linux.h: Likewise.
18860 * config/aarch64/aarch64.c
18861 (aarch64_override_options_after_change_1): Do not default
18862 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
18864 (aarch64_attributes): Handle fix-cortex-a53-843419.
18865 (aarch64_can_inline_p): Likewise.
18866 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
18868 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
18869 Jakub Jelinek <jakub@redhat.com>
18871 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
18872 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
18873 DECL_COMMONS if flag_unconstrained_commons is set.
18874 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18875 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
18876 (funconstrained-commons): Document.
18878 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18880 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
18881 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
18883 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
18885 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
18886 has a proper number of elements.
18888 2016-03-10 Alan Modra <amodra@gmail.com>
18890 PR rtl-optimization/69195
18891 PR rtl-optimization/47992
18892 * ira.c (recorded_label_ref): Delete.
18893 (update_equiv_regs): Return void.
18894 (indirect_jump_optimize): New function.
18895 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
18896 before regstat_compute_ri. Don't rebuild_jump_labels here.
18897 Delete update_regstat.
18899 2016-03-10 Richard Biener <rguenther@suse.de>
18901 PR tree-optimization/70128
18902 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18903 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
18905 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18907 PR tree-optimization/70152
18908 * tree-sra.c (replace_removed_params_ssa_names): Copy over
18909 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
18912 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
18913 instead of gen_sse2_loadlpd.
18914 * config/i386/sse.md (*vec_concatv2df): Rename to...
18915 (vec_concatv2df): ... this.
18917 PR tree-optimization/70127
18918 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
18920 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18924 * diagnostic-show-locus.c (compatible_locations_p): New function.
18925 (layout::layout): Sanitize ranges using compatible_locations_p.
18927 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18931 * diagnostic-show-locus.c (layout_range::layout_range): Replace
18932 location_range param with three const expanded_locations * and a
18934 (layout::layout): Replace call to
18935 rich_location::lazily_expand_location with get_expanded_location.
18936 Extract the range and perform location expansion here, passing
18937 the results to the layout_range ctor.
18938 * diagnostic.c (source_range::debug): Delete.
18939 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
18940 of rich_location::get_expanded_location.
18941 * gcc-rich-location.c (get_range_for_expr): Delete.
18942 (gcc_rich_location::add_expr): Reimplement to avoid the
18943 rich_location::add_range overload that took a location_range,
18944 passing a location_t instead.
18946 2016-03-09 Richard Biener <rguenther@suse.de>
18947 Jakub Jelinek <jakub@redhat.com>
18949 PR tree-optimization/70138
18950 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18951 Also skip vect_double_reduction_def.
18953 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18956 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
18957 if the operand is "m".
18959 2016-03-09 Nathan Sidwell <nathan@acm.org>
18961 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
18963 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18965 * config/i386/i386.c (processor_target_table): Fix cost table
18966 intialization order for znver1.
18968 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18970 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
18971 - becuase -> because.
18972 * ipa-reference.c (ignore_module_statics): Likewise.
18973 * cgraph.c (cgraph_node::get_body): Likewise.
18974 * ipa-inline.c (early_inliner): Likewise.
18975 * ipa-devirt.c (types_same_for_odr): Likewise.
18976 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
18977 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
18979 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18981 * tree-ssa-math-opts.c: Fix typo in comment.
18983 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18986 * config/i386/i386.c (scalar_chain::make_vector_copies,
18987 scalar_chain::convert_reg): Call end_sequence in between
18988 get_insns and emit_conversion_insns rather than after both
18991 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
18994 * config/i386/i386.h (machine_function): Add
18995 pc_thunk_call_expanded flag.
18996 (ix86_pc_thunk_call_expanded): New define.
18997 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
18998 (*set_got): Rename insn pattern from set_got.
18999 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19000 * config/i386/i386.c (ix86_compute_frame_layout): Use
19001 ix86_pc_thunk_call_expanded to prevent red-zone.
19003 2016-03-07 Martin Jambor <mjambor@suse.cz>
19005 * hsa.h (hsa_get_ctor_statements): Declare.
19006 (hsa_get_dtor_statements): Likewise.
19007 (hsa_get_kernel_dispatch_type): Likewise.
19008 * hsa.c (hsa_get_ctor_statements): New function.
19009 (hsa_get_dtor_statements): Likewise.
19010 (hsa_get_kernel_dispatch_type): Likewise.
19011 * hsa-brig.c (hsa_cdtor_statements): Removed.
19012 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19013 hsa_get_dtor_statements.
19014 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19015 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19017 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19019 * config/arm/arm-cores.def (cortex-r8): New.
19020 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19021 * config/arm/arm-tune.md: Likewise.
19022 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19024 2016-03-07 Martin Sebor <msebor@redhat.com>
19026 PR rtl-optimization/19705
19027 * doc/invoke.texi (Options That Control Optimization): Clarify
19028 -fno-branch-count-reg.
19030 2016-02-26 Richard Biener <rguenther@suse.de>
19031 Jeff Law <law@redhat.com>
19033 PR tree-optimization/69740
19034 * cfghooks.c (remove_edge): Request loop fixups if we delete
19035 an edge that might turn an irreducible loop into a natural
19037 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19038 Move after definition of loops_state_clear.
19040 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19042 PR rtl-optimization/69052
19043 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19046 2016-03-07 Tom de Vries <tom@codesourcery.com>
19048 PR tree-optimization/70116
19049 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19050 is_tm_ending stmts and ubsan/asan internal functions.
19051 (find_duplicate): Use it. Don't test is_tm_ending here.
19053 2016-03-07 Richard Biener <rguenther@suse.de>
19055 PR tree-optimization/70115
19056 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19057 (propagate_constants_for_unrolling): Use replace_uses_by.
19059 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19061 PR middle-end/69916
19062 * omp-low.c (struct oacc_loop): Add ifns.
19063 (new_oacc_loop_raw): Initialize it.
19064 (finish_oacc_loop): Clear mask & flags if no ifns.
19065 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19066 (oacc_loop_xform_loop): Add ifns arg & adjust.
19067 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19069 2016-03-07 Richard Henderson <rth@redhat.com>
19072 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19073 (insert_value_copy_on_edge): Likewise.
19075 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19077 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19079 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19082 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19084 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19086 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19088 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19090 Fix sseimul type attribute.
19091 * config/i386/znver1.md
19092 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19093 znver1_sseimul_avx256_load) : Fix the type attribute.
19094 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19095 pipe usage and latency.
19097 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19100 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19101 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19104 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19107 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19109 PR rtl-optimization/69941
19110 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19111 the reg share its mode.
19113 2016-03-04 Jeff Law <law@redhat.com>
19115 PR tree-optimization/69196
19116 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19117 If the both SSA_NAMEs are anonymous, then consider them unassociated
19118 and include the PHI in the statement count.
19120 2016-03-05 Tom de Vries <tom@codesourcery.com>
19122 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19123 construct in oacc routine. Check for oacc region in oacc routine.
19125 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19128 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19129 2016-02-22 changes, instead don't recurse if RECUR is already true.
19130 Don't change *dynamic_check if RECUR. Adjust recursive caller
19131 to pass true to the new argument.
19132 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19135 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19136 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19138 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19140 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19142 PR rtl-optimization/57676
19143 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19144 with flag_checking.
19146 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19148 * tree-vect-patterns.c (search_type_for_mask): Handle
19149 comparison of booleans.
19151 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19153 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19157 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19158 all other ops that have dw_val_class_die_ref operands,
19159 and DW_OP_GNU_entry_value.
19161 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19163 PR rtl-optimization/69904
19164 * config/arm/arm.c (arm_cannot_copy_insn_p):
19165 Return true for load-exclusive instructions.
19167 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19170 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19171 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19172 the pattern no matter if it is used just by non-pattern, pattern
19174 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19175 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19176 oprnd1 def_stmt is in pattern, don't look through it.
19178 2016-03-03 Marek Polacek <polacek@redhat.com>
19180 PR middle-end/70050
19181 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19183 2016-03-03 Martin Liska <mliska@suse.cz>
19185 PR tree-optimization/70043
19186 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19187 previous statement if we see a debug statement.
19189 2016-03-03 Richard Biener <rguenther@suse.de>
19191 PR tree-optimization/55936
19192 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19193 parameter and guard unsafe equivalence use.
19194 (vrp_evaluate_conditional_warnv_with_ops): Always use
19195 safe equivalences but not via the quadratic compare_names
19198 2016-03-03 Michael Collison <michael.collison@linaro.org>
19201 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19202 for operand 1 to s_register_operand. Change predicate for operand
19203 2 to arm_not_immediate_operand.
19205 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19207 * doc/tm.texi: Regenerated.
19209 2016-03-02 Richard Henderson <rth@redhat.com>
19212 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19213 simplification when all args are positive non-fixed registers.
19215 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19217 * target.def (lra_p): Specify that new ports should use LRA.
19219 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19222 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19223 gimplify_type_sizes the type they refer to.
19224 (omp_notice_variable): Handle reference vars to VLAs.
19225 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19226 reference to VLA decls in the second pass instead of first pass.
19228 2016-03-02 Tom de Vries <tom@codesourcery.com>
19230 PR tree-optimization/68659
19231 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19232 new_expr == NULL_TREE.
19233 (get_new_name): Handle ADDR_EXPR.
19235 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19237 PR rtl-optimization/69052
19238 * loop-invariant.c (canonicalize_address): New function.
19239 (inv_can_prop_to_addr_use): Check validity of address expression
19240 which is canonicalized by above function.
19242 2016-03-02 Alan Modra <amodra@gmail.com>
19245 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19248 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19251 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19252 (*movhi_internal): Put mask moves from and to memory separately
19253 from moves from/to GPRs.
19255 2016-03-02 Richard Biener <rguenther@suse.de>
19257 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19258 GENERIC expressions in GIMPLE.
19260 2016-03-02 Richard Biener <rguenther@suse.de>
19262 * config/i386/i386.c (type_natural_mode): Fix typo.
19264 2016-03-02 Nick Clifton <nickc@redhat.com>
19266 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19268 2016-03-02 Richard Biener <rguenther@suse.de>
19269 Uros Bizjak <ubizjak@gmail.com>
19272 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19274 2016-03-02 Richard Biener <rguenther@suse.de>
19276 PR middle-end/67278
19277 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19279 2016-03-02 Marek Polacek <polacek@redhat.com>
19282 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19283 "is promoted to" warning.
19285 2016-03-01 DJ Delorie <dj@redhat.com>
19287 * config.gcc: Deprecate mep-*.
19289 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19291 PR middle-end/70025
19292 * lra-constraints.c (regno_val_use_in): New.
19293 (match_reload): Use it instead of regno_use_in.
19295 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19297 PR rtl-optimization/70007
19298 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19299 references present in REG_EQUAL notes attached to non-SET patterns.
19301 2016-03-01 Jeff Law <law@redhat.com>
19303 PR tree-optimization/69196
19304 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19305 Appropriately clamp the number of statements to copy when the
19306 thread path does not traverse a loop backedge.
19308 PR tree-optimization/69196
19309 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19310 Do count some PHIs in the thread path against the insn count. Decrease
19311 final statement count by one as the control statement in the last
19312 block will get removed. Remove special cased code for handling PHIs
19315 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19318 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19319 asm dialect alternatives to explicit GOTPCREL calls.
19321 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19324 * ira.c (do_reload): Issue warning for generic stack checking here...
19325 * reload1.c (reload): ...instead of here and streamline it.
19327 2016-03-01 Nick Clifton <nickc@redhat.com>
19329 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19331 2016-03-01 Richard Biener <rguenther@suse.de>
19333 PR tree-optimization/69983
19334 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19335 types and fall back to operand_equal_p.
19337 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19340 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19342 * config/s390/constraints.md ("jm8"): New constraint.
19343 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19345 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19347 ("*setmem_long<setmem_and>"): New pattern.
19348 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19350 ("*setmem_long_31z<setmem_and>"): New pattern.
19351 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19352 New substitution rules with the required attributes.
19355 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19358 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19360 * gensupport.c (process_substs_on_one_elem): Split loop to
19361 complete mark_operands_used_in_match_dup on all expressions in the
19363 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19364 and remove function.
19366 2016-03-01 Richard Biener <rguenther@suse.de>
19368 PR middle-end/70022
19369 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19370 vector BIT_FIELD_REF extract.
19372 2016-03-01 Richard Biener <rguenther@suse.de>
19374 PR tree-optimization/69994
19375 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19377 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19379 PR tree-optimization/69956
19380 * tree-vect-stmts.c (supportable_widening_operation): Support
19381 multi-step conversion of boolean vectors.
19382 (supportable_narrowing_operation): Likewise.
19384 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19386 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19389 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19391 * config/s390/subst.md (DSI_VI): New mode iterator.
19392 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19393 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19394 the insn definition.
19395 ("*vec_set<mode>"): Change predicate and add alternative to
19396 support only either register or const_int operands as element
19398 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19400 ("vec_extract<mode>"): New expander.
19401 ("*vec_extract<mode>"): New insn definition supporting reg and
19402 const_int element selectors.
19403 ("*vec_extract<mode>_plus"): New insn definition supporting
19404 reg+const_int element selectors.
19405 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19406 following expander+insn definition.
19407 ("<vec_shifts_name><mode>3"): New expander.
19408 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19410 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19412 * config/s390/s390.md ("*tabort_1"): Change predicate to
19413 nonmemory_operand. Add a second alternative to cover
19414 register as well as const int operands.
19415 ("*tabort_1_plus"): New pattern definition.
19417 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19419 * config/s390/s390.md ("*ashrdi3_cc_31")
19420 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19421 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19422 Merge insn definitions into ...
19423 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19424 New pattern definition.
19425 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19426 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19427 ("*ashr<mode>3_and"): Merge insn definitions into ...
19428 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19429 New pattern definition.
19430 * config/s390/subst.md ("addr_style_op_cc_subst")
19431 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19432 substitutions patterns plus attributes.
19433 Add ashiftrt to SUBST iterator.
19435 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19437 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19438 op2 to nonmemory_operand.
19439 ("*<shift>di3_31", "*<shift>di3_31_and"):
19440 Merge into single pattern definition ...
19441 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19442 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19443 pattern definition ...
19444 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19445 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19448 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19450 * config/s390/predicates.md (const_int_6bitset_operand): New
19452 * config/s390/s390.md: Include subst.md.
19453 ("rotl<mode>3"): New expander.
19454 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
19456 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
19457 * config/s390/subst.md: New file.
19459 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19461 * config/s390/s390.md ("op_type", "atype", "length" attributes):
19462 Remove RRR type. It doesn't really exist.
19463 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
19465 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
19466 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
19467 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
19468 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
19469 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
19470 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
19471 `enabled' attribute.
19473 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19475 * gensupport.c (process_substs_on_one_elem): Split loop to
19476 complete mark_operands_used_in_match_dup on all expressions in the
19478 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19479 and remove function.
19481 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19484 * config/sparc/sparc.c (NWORDS_UP): Rename to...
19485 (CEIL_NWORDS): ...this. Use CEIL macro.
19486 (compute_fp_layout): Adjust to above renaming.
19487 (function_arg_union_value): Likewise.
19488 (sparc_arg_partial_bytes): Likewise.
19489 (sparc_function_arg_advance): Likewise.
19491 2016-02-29 Jeff Law <law@redhat.com>
19493 PR tree-optimization/70005
19494 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
19495 where an object with a boolean range is compared against a value
19498 PR tree-optimization/69999
19499 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
19500 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
19503 2016-02-29 Richard Biener <rguenther@suse.de>
19505 PR tree-optimization/69994
19506 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
19507 (get_unary_op): Look through nop conversions.
19508 (ops_equal_values_p): New function, look for equality diregarding
19510 (eliminate_plus_minus_pair): Use ops_equal_values_p
19511 (repropagate_negates): Do not use get_unary_op here.
19513 2016-02-29 Martin Liska <mliska@suse.cz>
19515 * system.h: Poison ENABLE_CHECKING macro.
19517 2016-02-29 Martin Liska <mliska@suse.cz>
19519 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
19520 is presented in dump flags.
19521 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19522 (hsa_regalloc): Likewise.
19524 2016-02-19 Richard Biener <rguenther@suse.de>
19526 PR tree-optimization/69980
19527 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
19528 permutation of those we need to keep.
19530 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19533 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
19534 (NWORDS_UP): ...this
19535 (init_cumulative_args): Minor tweaks.
19536 (sparc_promote_function_mode): Likewise.
19537 (scan_record_type): Delete.
19538 (traverse_record_type): New function template.
19539 (classify_data_t): New structure type.
19540 (classify_registers): New inline function.
19541 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
19542 exhausted. Instantiate traverse_record_type on classify_registers and
19543 deal with the case of a structure passed in slot #15 with no FP field
19545 (assign_data_t): New structure type.
19546 (compute_int_layout): New static function.
19547 (compute_fp_layout): Likewise.
19548 (count_registers): New inline function.
19549 (assign_int_registers): New static function.
19550 (assign_fp_registers): Likewise.
19551 (assign_registers): New inline function.
19552 (function_arg_record_value_1): Delete.
19553 (function_arg_record_value_2): Likewise.
19554 (function_arg_record_value_3): Likewise.
19555 (function_arg_record_value): Adjust to above changes. Instantiate
19556 traverse_record_type on count_registers to first count the number of
19557 registers to be used and then on assign_registers to assign them.
19558 (function_arg_union_value): Adjust to above renaming.
19559 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
19560 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
19561 case of a structure passed in slot #15
19562 (sparc_function_arg_advance): Likewise.
19563 (function_arg_padding): Minor tweak.
19565 2016-02-29 Richard Biener <rguenther@suse.de>
19567 PR tree-optimization/69720
19568 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
19569 the adjustment_def path for possibly vectorized defs.
19570 (vect_create_epilog_for_reduction): Handle vectorized initial
19573 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
19575 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
19577 2016-02-27 Jeff Law <law@redhat.com>
19580 2016-02-26 Richard Biener <rguenther@suse.de>
19581 Jeff Law <law@redhat.com>
19583 PR tree-optimization/69740
19584 * cfghooks.c (remove_edge): Request loop fixups if we delete
19585 an edge that might turn an irreducible loop into a natural
19588 2016-02-27 Jakub Jelinek <jakub@redhat.com>
19590 PR rtl-optimization/69896
19591 * tree-vect-generic.c (get_compute_type): Avoid single element
19594 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
19596 Rename the AArch64 tuning option and related functions to enable the
19597 Newton series for the reciprocal square root to reflect its
19598 approximative characteristic.
19600 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
19601 function to "aarch64_emit_approx_rsqrt".
19602 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
19603 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
19604 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
19605 (xgene1_tunings): Likewise.
19606 (use_rsqrt_p): Likewise.
19607 (aarch64_emit_swrsqrt): Use new function name.
19608 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
19609 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
19610 text explaining this option.
19611 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
19613 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19616 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
19617 complain about -mallow-movmisalign without -mvsx if
19618 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
19620 2016-02-26 Joel Sherrill <joel@rtems.org>
19622 * config.gcc: Add x86_64-*-rtems*.
19623 * config/i386/rtems-64.h: New file.
19625 2016-02-26 Joel Sherrill <joel@rtems.org>
19627 * config.gcc: Add aarch64-*-rtems*.
19628 * config/aarch64/rtems.h: New file.
19630 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
19633 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
19634 shift amount using %h. Add comment.
19636 2016-02-26 Richard Biener <rguenther@suse.de>
19637 Jeff Law <law@redhat.com>
19639 PR tree-optimization/69740
19640 * cfghooks.c (remove_edge): Request loop fixups if we delete
19641 an edge that might turn an irreducible loop into a natural
19644 2016-02-26 Martin Jambor <mjambor@suse.cz>
19646 PR middle-end/69920
19647 * tree-sra.c (sra_modify_assign): Do not remove loads of
19648 uninitialized aggregates to SSA_NAMEs.
19650 2016-02-26 Richard Henderson <rth@redhat.com>
19653 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
19654 pseudo in case the target rtx matches the source of the left
19657 2016-02-26 Martin Jambor <mjambor@suse.cz>
19660 * hsa.h (hsa_type_packed_p): Declare.
19661 * hsa.c (hsa_type_packed_p): New function.
19662 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
19664 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
19665 * hsa-brig.c (emit_basic_insn): Likewise.
19667 2016-02-26 Martin Jambor <mjambor@suse.cz>
19670 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
19672 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
19674 2016-02-26 Martin Jambor <mjambor@suse.cz>
19676 * hsa.h (is_a_helper): New overload for hsa_op_immed for
19677 hsa_op_with_type operands.
19678 (hsa_unsigned_type_for_type): Declare.
19679 * hsa.c (hsa_unsigned_type_for_type): New function.
19680 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
19681 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
19682 the finalizer. Do not emit extra move.
19684 2016-02-26 Martin Jambor <mjambor@suse.cz>
19686 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
19687 atomic operations in private segment.
19689 2016-02-26 Martin Jambor <mjambor@suse.cz>
19691 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
19692 statements to wi->info. Also disallow omp simd constructs.
19693 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
19694 for not gridifying. Dump special string for omp_for.
19696 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19699 * config/aarch64/aarch64.c (aarch64_set_current_function):
19700 Save/restore target globals when switching to
19701 target_option_default_node.
19703 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19706 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
19707 Return 0 if !SHIFT_COUNT_TRUNCATED.
19709 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19710 Eric Botcazou <ebotcazou@adacore.com>
19712 PR rtl-optimization/69891
19713 * dse.c (scan_insn): If we can't figure out memset arguments
19714 or they are non-constant, call clear_rhs_from_active_local_stores.
19716 2016-02-26 Martin Liska <mliska@suse.cz>
19718 * doc/extend.texi: Mention clog10, clog10f an clog10l
19719 in Builtins section.
19721 2016-02-26 Martin Liska <mliska@suse.cz>
19723 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
19725 (resolve_args_picking_1): Likewise.
19726 * dwarf2out.h (struct GTY): Likewise.
19728 2016-02-26 Martin Liska <mliska@suse.cz>
19730 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
19731 with flag_checking.
19732 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19734 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
19735 Martin Liska <mliska@suse.cz>
19737 * doc/install.texi: Mention --enable-valgrind-annotations.
19739 2016-02-26 Richard Biener <rguenther@suse.de>
19741 PR tree-optimization/69551
19742 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
19743 looking through aliases adjust DECL_PT_UID to refer to the
19744 ultimate alias target.
19746 2016-02-25 Martin Liska <mliska@suse.cz>
19748 PR middle-end/69919
19749 * alloc-pool.c (after_memory_report): New variable.
19750 * alloc-pool.h (base_pool_allocator ::release): Do not use
19751 the infrastructure if after_memory_report.
19752 * toplev.c (toplev::main): Mark after memory report.
19754 2016-02-25 Richard Biener <rguenther@suse.de>
19756 PR tree-optimization/48795
19757 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
19759 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
19762 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
19763 offloading is enabled and -fopenacc or -fopenmp is specified.
19764 (CRTOFFLOADEND): Likewise.
19765 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
19766 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
19767 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
19768 (offload_objects_file_name): New static var.
19769 (tool_cleanup): Remove offload_objects_file_name file.
19770 (find_offloadbeginend): Replace with ...
19771 (find_crtoffloadtable): ... this.
19772 (run_gcc): Remove offload_argc and offload_argv.
19773 Get offload_objects_file_name from -foffload-objects=... option.
19774 Read names of object files with offload from this file, pass them to
19775 compile_images_for_offload_targets. Don't call find_offloadbeginend and
19776 don't pass offloadbegin and offloadend to the linker. Don't pass
19777 offload non-LTO files to the linker, because now they're not claimed.
19779 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
19782 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19783 on builtin_unreachable.
19785 2016-02-25 Jakub Jelinek <jakub@redhat.com>
19787 PR rtl-optimization/69896
19788 * regcprop.c: Include cfgrtl.h.
19789 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
19790 than remembered mode, either delete it (if noop_move_p), or
19791 treat like copy_p but not noop_p instruction.
19793 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19796 * dwarf2out.c (gen_variable_die): Work around buggy LTO
19797 - allow NULL decl for Fortran DW_TAG_common_block variables.
19799 2016-02-24 Jason Merrill <jason@redhat.com>
19801 * common.opt (flifetime-dse): Add -flifetime-dse=1.
19803 2016-02-24 Richard Biener <rguenther@suse.de>
19804 Jakub Jelinek <jakub@redhat.com>
19806 PR middle-end/69760
19807 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
19808 conditionally executed ops to well-defined overflow behavior.
19810 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19812 PR middle-end/69915
19813 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
19816 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19818 PR rtl-optimization/69886
19819 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
19820 argument. Use it when checking validity of set instructions.
19821 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
19822 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
19824 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
19825 * store-motion.c (find_moveable_store): Update
19826 can_assign_to_reg_without_clobbers_p callsite.
19828 2016-02-24 Richard Biener <rguenther@suse.de>
19830 PR middle-end/68963
19831 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
19833 (record_nonwrapping_iv): Do not fall back to the low/high bound
19834 for non-constant IV bases if the stmt is not always executed.
19836 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19838 * config/arm/arm-cores.def (cortex-a32): New entry.
19839 * config/arm/arm-tables.opt: Regenerate.
19840 * config/arm/arm-tune.md: Regenerate.
19841 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
19842 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
19843 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
19844 for -mcpu and -mtune.
19846 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19849 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
19850 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
19851 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
19852 (atomic_loaddi_1): Delete.
19853 (atomic_loaddi): Rewrite expander using the above changes.
19855 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19858 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
19861 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19862 Richard Biener <rguenth@suse.de>
19864 PR middle-end/69909
19865 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
19866 set_mem_attributes if tem is SSA_NAME which got expanded
19869 2016-02-24 Richard Biener <rguenther@suse.de>
19871 PR tree-optimization/69907
19872 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
19873 end of permutations for BB vectorization.
19875 2016-02-24 Christian Bruel <christian.bruel@st.com>
19877 * config/arm/arm-c.c (arm_option_override): Initialize
19878 target_option_current_node.
19879 * config/arm/arm.c (arm_pragma_target_parse): Replace
19880 build_target_option_node call by target_option_current_node.
19881 Set target_option_current_node.
19884 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
19887 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
19888 define_insn_and_split to define_insn.
19889 (zero_extendqi<mode>2_dot2): Same.
19890 (extendqi<mode>2_dot): Same.
19891 (extendqi<mode>2_dot2): Same.
19893 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19895 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
19896 and add bypass for AES{D,E} and AESMC pairs.
19897 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
19900 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19902 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
19903 series for reciprocal square root in Exynos M1.
19905 2016-02-23 Martin Sebor <msebor@redhat.com>
19908 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
19909 __builtin_alloca_with_align.
19911 2016-02-23 Richard Henderson <rth@redhat.com>
19913 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
19914 (ix86_register_pragmas): Remove __seg_tls.
19915 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
19916 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
19917 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
19918 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
19919 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
19920 * doc/extend.texi (__seg_tls): Remove item.
19922 2016-02-23 Richard Biener <rguenther@suse.de>
19924 * alloc-pool.h (struct allocation_object): Make id member
19925 conditional on CHECKING_P again.
19926 (get_instance): Adjust.
19927 (base_pool_allocator): Likewise.
19929 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
19931 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
19932 (parallelize_loops): In OpenACC kernels mode, set n_threads to
19934 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
19936 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
19938 2016-02-23 Richard Biener <rguenther@suse.de>
19940 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
19941 * bitmap.h (struct bitmap_usage): Likewise.
19942 (bitmap_move): Declare.
19943 * bitmap.c (register_overhead): Take size_t argument.
19944 (bitmap_move): New function.
19945 * df-problems.c (df_rd_transfer_function): Use bitmap_move
19946 to properly account overhead.
19947 * tree.c (free_node): Use tree_size.
19949 2016-02-23 Jakub Jelinek <jakub@redhat.com>
19952 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
19953 when inverting comparison.
19956 * common.opt (Wunreachable-code): Add Warning flag.
19958 2016-02-23 Mark Wielaard <mjw@redhat.com>
19959 Jakub Jelinek <jakub@redhat.com>
19962 * cgraphunit.c (check_global_declaration): Check main_input_filename
19963 and DECL_SOURCE_FILE are not NULL.
19965 2016-02-23 Martin Jambor <mjambor@suse.cz>
19967 PR tree-optimization/69666
19968 * tree-sra.c (sra_modify_assign): Do not attempt to create
19969 default_def replacements for unscalarizable regions.
19971 2016-02-20 Mark Wielaard <mjw@redhat.com>
19974 * cgraphunit.c (check_global_declaration): Check level of
19975 warn_unused_const_variable and main_input_filename.
19976 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
19977 (-Wunused-variable): For C implies -Wunused-const-variable=1.
19978 (-Wunused-const-variable): Explain levels 1 and 2.
19980 2016-02-22 Jakub Jelinek <jakub@redhat.com>
19983 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
19984 identical arguments. Formatting and spelling fixes.
19987 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
19992 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
19993 and m68k-devices.def.
19994 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
19995 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
19997 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
19999 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20000 and HImode registers.
20002 2016-02-22 Richard Biener <rguenther@suse.de>
20004 PR tree-optimization/69882
20005 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20006 preserve permutations present because of gaps.
20007 (vect_supported_load_permutation_p): Always continue checking
20008 permutations after vect_attempt_slp_rearrange_stmts.
20010 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20012 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20013 min_profitable_estimate, rather than min_profitable_iters.
20015 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20018 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20019 SImode for last match_operand.
20021 2016-02-22 Martin Liska <mliska@suse.cz>
20023 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20024 return bitsize - 1 as the return value.
20026 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20030 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20031 Handle negative shift counts.
20032 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20033 force_reg on the shift constant.
20034 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20035 (lshrsi3_d): Handle negative shift counts.
20037 2016-02-22 Richard Biener <rguenther@suse.de>
20038 Tom de Vries <tom@codesourcery.com>
20040 * graph.c: Include dumpfile.h.
20041 (print_graph_cfg): Split into three overloads.
20042 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20044 2016-02-22 Tom de Vries <tom@codesourcery.com>
20046 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20049 2016-02-22 Richard Biener <rguenther@suse.de>
20052 * ipa-inline-transform.c (inline_call): When not updating
20053 overall summaries adjust self size by the growth estimate.
20054 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20055 hash-set, do not update overall summaries here. Renamed from ...
20056 (inline_to_all_callers): ... this which is now wrapping the
20057 above and performing delayed overall summary update.
20058 (early_inline_small_functions): Delay updating of the overall
20061 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20063 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20066 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20069 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20070 :%* in %:gt() argument.
20071 (greater_than_spec_func): Adjust for expecting only numbers,
20072 if there are more than two numbers, compare the last two.
20074 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20076 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20077 -Wnarrowing with -std.
20079 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20082 * expr.c (store_field): Don't use bit-field path if exp is
20083 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20084 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20085 and the assignment can be performed by bitwise copy. Formatting
20088 PR middle-end/69838
20089 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20090 call copy_reg_eh_region_note_forward on before and/or after sequences
20091 and remove note from insn if it no longer can throw.
20094 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20095 if TARGET_AVX512BW.
20097 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20099 * config/s390/vector.md: Add missing commutative operand markers
20100 to the patterns which qualify for one.
20101 * config/s390/vx-builtins.md: Likewise.
20103 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20105 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20106 types to mode iterators.
20107 (vec_double): ... and mode attribute.
20108 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20110 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20112 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20113 Change the predicate of op2 from nonimmediate to general and let
20114 reload fix it if necessary.
20116 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20118 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20120 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20122 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20125 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20127 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20128 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20129 * config/s390/s390.md ("movstr<P:mode>"): Call
20130 s390_expand_vec_movstr.
20132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20134 * config/s390/s390.md: Add missing output modifier for operand 1
20135 to print it as address properly.
20137 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20139 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20140 * config/s390/2964.md: New file.
20141 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20142 of insn grouping attributes depending on the CPU level.
20143 (s390_get_unit_mask): New function.
20144 (s390_sched_score): Remove the OOO from the scheduling macros.
20145 Add loop to calculate a score for the instruction mix.
20146 (s390_sched_reorder): Likewise plus improve debug output.
20147 (s390_sched_variable_issue): Rename macros as above. Calculate
20148 the unit distances after actually scheduling an insn. Improve
20150 (s390_sched_init): Clear last_scheduled_unit_distance array.
20151 * config/s390/s390.md: Include 2964.md.
20153 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20156 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20157 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20158 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20159 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20160 *avx512f_<code>v8div16qi2_mask_1): New insns.
20162 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20165 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20168 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20169 earlyclobber from target. Use wF constraint for fused memory
20171 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20173 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20174 Martin Liska <mliska@suse.cz>
20177 * cfgexpand.c (asan_sanitize_stack_p): New function.
20178 (partition_stack_vars): Use the function.
20179 (expand_stack_vars): Likewise.
20180 (defer_stack_allocation): Likewise.
20181 (expand_used_vars): Likewise.
20183 2016-02-18 Richard Biener <rguenther@suse.de>
20185 PR middle-end/69553
20186 * fold-const.c (operand_equal_p): Properly compare offsets for
20187 IMAGPART_EXPR and ARRAY_REF.
20189 2016-02-18 Nick Clifton <nickc@redhat.com>
20193 * config/arm/arm.c (arm_option_override_internal): Disable
20194 interworking if the target does not support thumb instructions.
20195 (arm_reload_in_hi): Handle the case where a register to register
20196 move needs reloading because there is no simple pattern to handle
20198 (arm_reload_out_hi): Likewise.
20200 2016-02-18 Richard Biener <rguenther@suse.de>
20202 PR middle-end/69854
20203 * match.pd: Don't use fold_binary or fold_unary for folding
20206 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20209 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20210 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20211 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20212 warn on gimple_no_warning_p statements.
20214 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20216 * doc/extend.texi (C++ Attributes): Correct description of
20217 warn_unused type attribute.
20219 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20221 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20222 correct instruction.
20224 2016-02-17 Richard Biener <rguenther@suse.de>
20226 PR rtl-optimization/69609
20227 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20228 (find_traces_1_round): When ending a trace update cached priority
20230 (bb_to_key): Use cached priority when available.
20231 (copy_bb): Initialize cached priority.
20232 (reorder_basic_blocks_software_trace_cache): Likewise.
20234 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20237 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20239 (aarch64_comparison_operator): Break overly long line into two.
20240 (aarch64_comparison_operation): Likewise.
20241 * config/aarch64/aarch64.md (cstorecc4): Use
20242 aarch64_comparison_operator_mode instead of
20243 aarch64_comparison_operator.
20244 (cstore<mode>4): Likewise.
20245 (aarch64_cstore<mode>): Likewise.
20246 (*cstoresi_insn_uxtw): Likewise.
20247 (cstore<mode>_neg): Likewise.
20248 (*cstoresi_neg_uxtw): Likewise.
20250 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20253 * config/arm/predicates.md (arm_comparison_operator_mode):
20255 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20256 instead of arm_comparison_operator.
20257 (*mov_negscc): Likewise.
20258 (*mov_notscc): Likewise.
20259 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20260 (*thumb2_mov_negscc): Likewise.
20261 (*thumb2_mov_negscc_strict_it): Likewise.
20262 (*thumb2_mov_notscc): Likewise.
20263 (*thumb2_mov_notscc_strict_it): Likewise.
20265 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20267 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20268 Add missing return.
20270 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20272 * config/visium/visium.c (machine_libfunc_index): New enum.
20273 (machine_libfuncs): New structure.
20274 (visium_libfuncs): New static variable.
20275 (TARGET_INIT_LIBFUNCS): Define to...
20276 (visium_init_libfuncs): ...this. New function.
20277 (expand_block_move_4): Use the appropriate libfunc.
20278 (expand_block_move_2): Likewise.
20279 (expand_block_move_1): Likewise.
20280 (expand_block_set_4): Likewise.
20281 (expand_block_set_2): Likewise.
20282 (expand_block_set_1): Likewise.
20283 (visium_trampoline_init): Likewise.
20285 2016-02-17 Nick Clifton <nickc@redhat.com>
20287 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20288 TI's devices.csv file as of March 2016.
20290 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20293 * opts-global.c (handle_common_deferred_options): Introduce and
20294 initialize two global variables to remember command-line options
20295 specifying a stack-limiting register.
20296 * opts.h: Add extern declarations of the two new global variables.
20297 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20298 variable based on the values of the two new global variables.
20300 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20303 * common.opt (Wnonnull-compare): New warning.
20304 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20305 of arguments against NULL.
20306 (-Wnonnull-compare): Document.
20307 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20308 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20309 * passes.def (pass_warn_nonnull_compare): Add.
20310 * gimple-ssa-nonnull-compare.c: New file.
20312 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20314 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20315 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20317 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20319 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20320 reciprocal sqrt for -mlow-precision-recip-sqrt.
20322 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20323 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20325 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20326 always use lane loads to construct non-constant vectors.
20328 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20330 * config/aarch64/aarch64.md
20331 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20332 constraints for operand 3.
20333 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20335 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20336 Richard Biener <rguenther@suse.de>
20338 PR tree-optimization/69820
20339 * tree-vect-patterns.c (type_conversion_p): Return false if
20340 *orig_type is unsigned single precision or boolean.
20341 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20344 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20346 PR rtl-optimization/69764
20347 PR rtl-optimization/69771
20348 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20349 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20351 2016-02-16 Richard Biener <rguenther@suse.de>
20353 PR tree-optimization/69776
20354 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20356 (indirect_refs_may_alias_p): Likewise.
20357 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20358 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20359 according to tbaa_p.
20360 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20361 (optimize_stmt): For redundant store discovery do not allow tbaa.
20363 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20365 PR tree-optimization/69714
20366 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20367 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20369 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20371 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20372 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20373 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20374 * config/arc/arc.c (arc_init): Check FPU options.
20375 (get_arc_condition_code): Handle new CC_FPU* modes.
20376 (arc_select_cc_mode): Likewise.
20377 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20378 register pair only. Allow access for ARCv2 accumulator.
20379 (gen_compare_reg): Whenever we have FPU support use FPU compare
20381 (arc_reorg): Don't generate brcc insns when FPU compare
20382 instructions are involved.
20383 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20384 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20385 floating point emulation.
20386 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20387 (REVERSE_CONDITION): Add new CC_FPU* modes.
20388 (TARGET_FP_SP_BASE): Define.
20389 (TARGET_FP_DP_BASE): Likewise.
20390 (TARGET_FP_SP_FUSED): Likewise.
20391 (TARGET_FP_DP_FUSED): Likewise.
20392 (TARGET_FP_SP_CONV): Likewise.
20393 (TARGET_FP_DP_CONV): Likewise.
20394 (TARGET_FP_SP_SQRT): Likewise.
20395 (TARGET_FP_DP_SQRT): Likewise.
20396 (TARGET_FP_DP_AX): Likewise.
20397 * config/arc/arc.md (ARCV2_ACC): New constant.
20398 (type): New fpu type attribute.
20399 (SDF): Conditional iterator.
20400 (cstore<mode>, cbranch<mode>): Change expand condition.
20401 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20402 handles FPU/FPX cases as well.
20403 * config/arc/arc.opt (mfpu): New option.
20404 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20406 (adddf3, muldf3, subdf3): Removed.
20407 * config/arc/predicates.md (proper_comparison_operator): Recognize
20409 * config/arc/fpu.md: New file.
20410 * doc/invoke.texi (ARC Options): Document mfpu option.
20412 2016-02-16 Richard Biener <rguenther@suse.de>
20414 PR rtl-optimization/69291
20415 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20416 noce_operand_ok check.
20418 2016-02-16 Tom de Vries <tom@codesourcery.com>
20421 * omp-low.c (simd_clone_create): Remove call to
20422 symtab->call_cgraph_insertion_hooks.
20424 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20426 PR tree-optimization/69802
20427 * tree-ssa-reassoc.c (update_range_test): If op is
20428 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20429 op == 1 test of precision 1 integral op, otherwise handle
20430 that case as op itself. Fix up formatting.
20431 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20434 2016-02-16 Richard Biener <rguenther@suse.de>
20436 PR tree-optimization/69586
20437 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20438 types for conversion sources.
20440 2016-02-16 Richard Biener <rguenther@suse.de>
20442 PR middle-end/69801
20443 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20444 mask OEP_ADDRESS_OF.
20446 2016-02-16 Alan Modra <amodra@gmail.com>
20449 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20450 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
20451 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20453 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
20454 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
20455 (p8_fmrgow_<mode>): Likewise.
20456 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
20458 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
20459 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
20460 to use movdi_internal64. Remove op0_di.
20461 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
20463 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
20465 Add support for the FCCMP insn types
20467 * config/aarch64/aarch64.md (fccmp): Change insn type.
20468 (fccmpe): Likewise.
20469 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
20470 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
20471 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
20472 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
20473 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
20474 * config/arm/types.md (fccmps): Add new insn type.
20475 (fccmpd): Likewise.
20477 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
20479 * alias.c (get_alias_set): Fix a typo in comment.
20481 2016-02-15 Richard Biener <rguenther@suse.de>
20483 PR tree-optimization/69595
20484 * match.pd: Complete range test simplification to true.
20486 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
20488 PR rtl-optimization/69648
20489 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
20490 pic_offset_table_rtx.
20492 PR rtl-optimization/69752
20493 * ira.c (update_equiv_regs): When looking for more than a single SET,
20494 also take other side effects into account.
20496 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20498 * config/s390/s390.c (s390_function_profiler): Add a new sequence
20499 for z900+ CPUs in 31-bit mode.
20501 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20503 * common/config/s390/s390-common.c (s390_supports_split_stack):
20505 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
20506 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
20507 * config/s390/s390.c (struct machine_function): New field
20508 split_stack_varargs_pointer.
20509 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
20510 in s390_emit_prologue.
20511 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
20513 (morestack_ref): New global.
20514 (SPLIT_STACK_AVAILABLE): New macro.
20515 (s390_expand_split_stack_prologue): New function.
20516 (s390_live_on_entry): New function.
20517 (s390_va_start): Use split-stack vararg pointer if appropriate.
20518 (s390_asm_file_end): Emit the split-stack note sections.
20519 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20520 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
20521 (UNSPECV_SPLIT_STACK_CALL): New unspec.
20522 (UNSPECV_SPLIT_STACK_DATA): New unspec.
20523 (split_stack_prologue): New expand.
20524 (split_stack_space_check): New expand.
20525 (split_stack_data): New insn.
20526 (split_stack_call): New expand.
20527 (split_stack_call_*): New insn.
20528 (split_stack_cond_call): New expand.
20529 (split_stack_cond_call_*): New insn.
20531 2016-02-15 Richard Biener <rguenther@suse.de>
20533 PR tree-optimization/69783
20534 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20535 Add trivially correct cases.
20537 2016-02-15 Tom de Vries <tom@codesourcery.com>
20540 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
20542 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
20544 2016-02-15 Richard Biener <rguenther@suse.de>
20546 PR tree-optimization/69776
20547 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20548 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
20549 indicate whether we can use TBAA to disambiguate against stores.
20550 Use alias-set zero if not.
20551 (visit_reference_op_store): Do not use TBAA when looking up
20553 * tree-ssa-pre.c (compute_avail): Use TBAA here.
20554 (eliminate_dom_walker::before_dom_children): But not when looking
20555 up redundant stores.
20557 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
20559 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
20561 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20563 * config/i386/znver1.md
20564 (znver1_pop, znver1_pop_mem,
20565 znver1_load_imov_double_store,
20566 znver1_load_imov_direct_store,
20567 znver1_load_imov_direct_load,
20568 znver1_load_imov_double_load): Add new.
20569 (znver1_insn, znver1_insn_load): Add icmov type.
20570 (znver1_sseavx_fma,
20571 znver1_sseavx_fma_load,
20573 znver1_avx256_fma_load): Fix pipe usage.
20575 2016-02-14 Alan Modra <amodra@gmail.com>
20578 * reload.c (find_reloads_address_1): For pre/post-inc/dec
20579 with an invalid hard reg, reload just the reg not the entire
20580 pre/post-inc/dec address expression.
20582 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20585 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
20586 fixed R1_REG scratch reg.
20587 (sibcall_value_pcrel_fdpic): Likewise.
20589 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20593 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
20595 2016-02-12 Walter Lee <walt@tilera.com>
20597 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
20598 * config/tilegx/t-tilegx: Likewise.
20600 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20603 * diagnostic-show-locus.c (struct line_span): New struct.
20604 (layout::get_first_line): Delete.
20605 (layout::get_last_line): Delete.
20606 (layout::get_num_line_spans): New member function.
20607 (layout::get_line_span): Likewise.
20608 (layout::print_heading_for_line_span_index_p): Likewise.
20609 (layout::get_expanded_location): Likewise.
20610 (layout::calculate_line_spans): Likewise.
20611 (layout::m_first_line): Delete.
20612 (layout::m_last_line): Delete.
20613 (layout::m_line_spans): New field.
20614 (layout::layout): Update comment. Replace m_first_line and
20615 m_last_line with m_line_spans, replacing their initialization
20616 with a call to calculate_line_spans.
20617 (diagnostic_show_locus): When printing source lines and
20618 annotations, rather than looping over a single span
20619 of lines, instead loop over each line_span within
20620 the layout, with an inner loop over the lines within them.
20621 Call the context's start_span callback when changing line spans.
20622 * diagnostic.c (diagnostic_initialize): Initialize start_span.
20623 (diagnostic_build_prefix): Break out the building of the location
20624 part of the string into...
20625 (diagnostic_get_location_text): ...this new function, rewriting
20626 it from nested ternary expressions to a sequence of "if"
20628 (default_diagnostic_start_span_fn): New function.
20629 * diagnostic.h (diagnostic_start_span_fn): New typedef.
20630 (diagnostic_context::start_span): New field.
20631 (default_diagnostic_start_span_fn): New prototype.
20633 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20636 * gcc.c (driver::finalize): Fix cleanup of "specs".
20638 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20642 * gcc.c (driver::driver): Initialize m_option_suggestions.
20643 (driver::~driver): Clean up m_option_suggestions.
20644 (suggest_option): Convert to...
20645 (driver::suggest_option): ...this, and split out into
20646 driver::build_option_suggestions and find_closest_string.
20647 (driver::build_option_suggestions): New function, from
20648 first half of suggest_option. Special-case
20649 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
20650 the sanitizer_opts array. For options of enum types, add the
20651 various enum values to the candidate strings.
20652 (driver::handle_unrecognized_options): Remove "const".
20653 * gcc.h (driver::handle_unrecognized_options): Likewise.
20654 (driver::build_option_suggestions): New decl.
20655 (driver::suggest_option): New decl.
20656 (driver::m_option_suggestions): New field.
20657 * opts-common.c (add_misspelling_candidates): New function.
20658 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
20659 and make non-static.
20660 * opts.h (sanitizer_opts): New array decl.
20661 (add_misspelling_candidates): New function decl.
20662 * spellcheck.c (find_closest_string): New function.
20663 * spellcheck.h (find_closest_string): New function decl.
20665 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20667 PR rtl-optimization/69764
20668 PR rtl-optimization/69771
20669 * optabs.c (expand_binop_directly): For shift_optab_p, force
20670 convert_modes with VOIDmode if xop1 has VOIDmode.
20672 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
20675 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
20676 to correctly determine instrumentation thunks.
20678 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20681 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
20682 type by reference, force lhs on the call.
20685 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
20686 Compute retval and retbnd early in all cases if split_part_return_p
20687 and return_bb is not EXIT. Remove all clobber stmts and reset
20688 all debug stmts that refer to SSA_NAMEs defined in split part,
20689 except if it is retval, in that case replace the old retval with the
20690 lhs of the call to the split part.
20692 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20695 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20697 PR middle-end/66726
20698 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20699 whose result is used in PHI.
20700 (maybe_optimize_range_tests): Likewise.
20701 (final_range_test_p): Likweise.
20703 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20705 PR middle-end/66726
20706 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20707 whose result is used in PHI.
20708 (maybe_optimize_range_tests): Likewise.
20709 (final_range_test_p): Likweise.
20711 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20713 * cgraph.c: Spelling fixes - behaviour -> behavior and
20714 neighbour -> neighbor.
20715 * target.def: Likewise.
20716 * sel-sched.c: Likewise.
20717 * config/mips/mips.c: Likewise.
20718 * config/arc/arc.md: Likewise.
20719 * config/arm/cortex-a57.md: Likewise.
20720 * config/arm/arm.c: Likewise.
20721 * config/arm/neon.md: Likewise.
20722 * config/arm/arm-c.c: Likewise.
20723 * config/vms/vms-c.c: Likewise.
20724 * config/s390/s390.c: Likewise.
20725 * config/i386/znver1.md: Likewise.
20726 * config/i386/i386.c: Likewise.
20727 * config/ia64/hpux-unix2003.h: Likewise.
20728 * config/msp430/msp430.md: Likewise.
20729 * config/rx/rx.c: Likewise.
20730 * config/rx/rx.md: Likewise.
20731 * config/aarch64/aarch64-simd.md: Likewise.
20732 * config/aarch64/aarch64.c: Likewise.
20733 * config/nvptx/nvptx.c: Likewise.
20734 * config/bfin/bfin.c: Likewise.
20735 * config/cris/cris.opt: Likewise.
20736 * config/rs6000/rs6000.c: Likewise.
20737 * target.h: Likewise.
20738 * spellcheck.c: Likewise.
20739 * ira-build.c: Likewise.
20740 * tree-inline.c: Likewise.
20741 * builtins.c: Likewise.
20742 * lra-constraints.c: Likewise.
20743 * explow.c: Likewise.
20744 * hwint.h: Likewise.
20745 * targhooks.c: Likewise.
20746 * tree-vect-data-refs.c: Likewise.
20747 * expr.c: Likewise.
20748 * doc/tm.texi: Likewise.
20749 * doc/extend.texi: Likewise.
20750 * doc/install.texi: Likewise.
20751 * doc/md.texi: Likewise.
20752 * tree-ssa-tail-merge.c: Likewise.
20753 * sched-int.h: Likewise.
20754 * match.pd: Likewise.
20755 * sched-ebb.c: Likewise.
20756 * target.def (omit_struct_return_reg): Likewise.
20757 * gimple-ssa-isolate-paths.c: Likewise.
20758 (find_implicit_erroneous_behaviour): Renamed to...
20759 (find_implicit_erroneous_behavior): ... this.
20760 (find_explicit_erroneous_behaviour): Renamed to...
20761 (find_explicit_erroneous_behavior): ... this.
20762 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
20764 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
20766 PR rtl-optimization/64682
20767 PR rtl-optimization/69567
20768 PR rtl-optimization/69737
20769 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
20770 in I2 as well, just lose it.
20772 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20774 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
20776 (aarch64_last_printed_tune_string): Likewise.
20777 (aarch64_declare_function_name): Only output .arch assembler
20778 directive if it will be different from the previously output
20779 directive. Same for .tune comment but only if -dA is set.
20780 (aarch64_start_file): New function.
20781 (TARGET_ASM_FILE_START): Define.
20783 2016-02-11 David Malcolm <dmalcolm@redhat.com>
20786 * Makefile.in (PLUGIN_HEADERS): Add params.list.
20788 2016-02-11 Jakub Jelinek <jakub@redhat.com>
20791 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
20792 -Wmaybe-uninitialized warning.
20794 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
20797 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
20799 2016-02-11 Richard Biener <rguenther@suse.de>
20801 PR rtl-optimization/69291
20802 * ifcvt.c (noce_try_store_flag_constants): Do not allow
20803 subexpressions affected by changing the result.
20805 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
20808 * lra-constraints.c (curr_insn_transform): Find in/out operands
20809 for secondary memory moves. Update dups.
20811 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
20813 PR tree-optimization/69652
20814 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
20815 to nested loop, did source re-formatting, skip debug statements,
20816 add check on statement with volatile operand, remove dead scalar
20819 2016-02-10 Jakub Jelinek <jakub@redhat.com>
20820 Patrick Palka <ppalka@gcc.gnu.org>
20824 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
20825 calls if the return type is TREE_ADDRESSABLE.
20826 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
20827 * ipa-split.c (split_function): Fix doubled "we" in comment.
20828 Use void return type for the split part even if
20829 !split_point->split_part_set_retval.
20831 2016-02-10 Bin Cheng <bin.cheng@arm.com>
20833 PR tree-optimization/68021
20834 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
20835 when computing the value of biv cand by itself.
20837 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20839 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
20840 (cortexa57_tunings): Likewise.
20841 (cortexa72_tunings): Likewise.
20842 (arch_macro_fusion_pair_p): Add support for AES fusion.
20843 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
20844 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
20845 Allow virtual registers before reload so early scheduling works.
20846 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
20847 correct latency and pipeline.
20848 (cortex_a57_crypto_complex): Likewise.
20849 (cortex_a57_crypto_xor): Likewise.
20850 (define_bypass): Add AES bypass.
20852 2016-02-10 Richard Biener <rguenther@suse.de>
20854 PR tree-optimization/69726
20855 * passes.def: Add DCE pass before late uninit.
20856 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
20857 really fixup if-conversions job.
20859 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20861 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
20862 (arm_cortex_a57_tune): Likewise.
20863 (aarch_macro_fusion_pair_p): Add support for AES fusion.
20864 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
20866 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
20868 * timevar.def (TV_PHASE_DBGINFO): Delete.
20869 (TV_PHASE_CHECK_DBGINFO): Likewise.
20870 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
20872 2016-02-10 Richard Biener <rguenther@suse.de>
20874 PR tree-optimization/69719
20875 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20876 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
20878 2016-02-09 Andrew Pinski <apinski@cavium.com>
20881 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
20882 get_vcond_mask_icode returns false.
20884 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20887 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
20888 an ADDIS that adds a pointer to a large constant that sets the
20889 upper16 bits with a load operation.
20891 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20894 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
20896 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
20898 (vzipq_s16): Likewise.
20899 (vzipq_s32): Likewise.
20900 (vzipq_f32): Likewise.
20901 (vzipq_u8): Likewise.
20902 (vzipq_u16): Likewise.
20903 (vzipq_u32): Likewise.
20904 (vzipq_p8): Likewise.
20905 (vzipq_p16): Likewise.
20907 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20910 * config/arm/arm.c (neon_endian_lane_map): New function.
20911 (neon_vector_pair_endian_lane_map): New function.
20912 (arm_evpc_neon_vuzp): Allow for big endian lane order.
20913 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
20915 (vuzpq_s16): Likewise.
20916 (vuzpq_s32): Likewise.
20917 (vuzpq_f32): Likewise.
20918 (vuzpq_u8): Likewise.
20919 (vuzpq_u16): Likewise.
20920 (vuzpq_u32): Likewise.
20921 (vuzpq_p8): Likewise.
20922 (vuzpq_p16): Likewise.
20924 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
20927 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
20930 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
20932 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
20933 truncate const_int operand 1 to QImode.
20935 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
20937 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
20938 corresponding to an abnormal edge.
20940 2016-02-09 Tom de Vries <tom@codesourcery.com>
20942 PR tree-optimization/69599
20943 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
20945 (find_func_aliases_for_builtin_call, find_func_clobbers)
20946 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
20949 2016-02-09 Richard Biener <rguenther@suse.de>
20951 PR tree-optimization/69715
20952 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
20953 LHS on calls as non-rewritable.
20955 2016-02-09 Tom de Vries <tom@codesourcery.com>
20958 * lto-wrapper.c (append_diag_options): New function.
20959 (compile_offload_image): Call append_diag_options.
20961 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
20964 * doc/extend.texi (Flag Output Operands): Correct sectioning.
20965 Minor copy-edit to fix verb tenses.
20967 2016-02-08 Jakub Jelinek <jakub@redhat.com>
20969 PR tree-optimization/69209
20970 * ipa-split.c (split_function): If split part is not
20971 returning retval, retval has gimple type but is not
20972 gimple value, force it into a SSA_NAME first.
20974 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
20976 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
20979 2016-02-08 Jason Merrill <jason@redhat.com>
20982 * convert.c (convert_to_integer_1): Check dofold on truncation
20984 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
20985 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
20986 Rename from *_nofold.
20987 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
20988 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
20990 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
20993 * tree.c (build_common_tree_nodes): Remove short_double argument.
20994 All callers changed.
20995 * tree.h (build_common_tree_nodes): Adjust declaration.
20996 * doc/invoke.texi (-fshort-double): Remove documentation.
20997 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20998 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
20999 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21000 (append_linker_options): Don't handle OPT_fshort_double.
21002 PR rtl-optimization/68730
21003 * lra-remat.c (insn_to_cand_activation): New static variable.
21004 (lra_remat): Allocate and free it.
21005 (create_cand): New arg activation. Initialize a field in
21006 insn_to_cand_activation if it is nonnull.
21007 (create_cands): Pass the activation insn to create_cand when making
21008 a candidate involving an output reload. Reorganize code a little.
21009 (do_remat): Keep track of active status of candidates in a separate
21012 2016-02-08 Richard Biener <rguenther@suse.de>
21014 PR tree-optimization/69719
21015 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21016 Properly use absolute of the difference of the two offsets to
21017 compare or adjust the segment length.
21019 2016-02-08 Richard Biener <rguenther@suse.de>
21020 Jeff Law <law@redhat.com>
21023 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21024 types for anonymous SSA names.
21026 2016-02-08 Richard Biener <rguenther@suse.de>
21028 PR rtl-optimization/69274
21029 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21031 2016-02-08 Jeff Law <law@redhat.com>
21033 PR tree-optimization/65917
21034 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21035 equivalences from if (x == y) style conditionals.
21036 (loop_depth_of_name): Remove.
21037 (record_equality): Remove loop depth check.
21038 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21039 (const_and_copies::record_const_or_copy_raw): New member function.
21040 * tree-ssa-scopedtables.c
21041 (const_and_copies::record_const_or_copy_raw): New, factored out of
21042 (const_and_copies::record_const_or_copy): Call new member function.
21044 2016-02-05 Jeff Law <law@redhat.com>
21046 PR tree-optimization/68541
21047 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21048 (count_stmts_in_block): New function.
21049 (poor_ifcvt_candidate_code): Likewise.
21050 (is_feasible_trace): Add some heuristics to determine when path
21051 splitting is profitable.
21052 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21053 is a diamond with a single exit.
21055 2016-02-05 Martin Sebor <msebor@redhat.com>
21058 * doc/invoke.texi: Update -Wplacement-new to take an optional
21061 2016-02-06 Richard Henderson <rth@redhat.com>
21064 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21065 out of non-standard address spaces.
21067 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21069 PR rtl-optimization/69691
21070 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21072 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21074 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21075 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21076 (*ieee128_mfvsrd_64bit): Likewise.
21077 (*ieee128_mfvsrd_32bit): Likewise.
21079 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21083 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21085 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21086 instrumented_version.
21088 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21090 * doc/invoke.texi (Optimize Options): In table of --param options
21091 rename second occurrence of tracer-min-branch-ratio to
21092 tracer-min-branch-probability, rename
21093 tracer-min-branch-ratio-feedback to
21094 tracer-min-branch-probability-feedback and clarify description,
21095 rename sched-spec-state-edge-prob-cutoff to
21096 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21097 to selsched-insns-to-rename, rename lto-minpartition to
21098 lto-min-partition, delete reorder-blocks-duplicate and
21099 reorder-blocks-duplicate-feedback.
21101 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21103 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21106 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21108 * doc/extend.texi: S/390: Correct some typos.
21110 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21112 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21114 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21117 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21118 (s390_register_info_gprtofpr): Use new macros above.
21119 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21121 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21122 its name. Adjust restore and save gpr ranges.
21123 (s390_register_info_set_ranges): New function.
21124 (s390_register_info): Use new macros above. Call
21125 s390_register_info_set_ranges.
21126 (s390_optimize_register_info): Likewise.
21127 (s390_hard_regno_rename_ok): Use new macros.
21128 (s390_hard_regno_scratch_ok): Likewise.
21129 (s390_emit_epilogue): Likewise.
21130 (s390_can_use_return_insn): Likewise.
21131 (s390_optimize_prologue): Likewise.
21132 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21134 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21137 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21139 (ix86_option_override_internal): Disable TARGET_STV even for
21140 -m{incoming,preferred}-stack-boundary=3.
21142 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21144 * config.gcc: Mark deprecated rtems targets as obsolete.
21146 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21148 PR rtl-optimization/64682
21149 PR rtl-optimization/69567
21150 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21151 before I2 only if the register is both used and set in I2.
21153 2016-02-04 DJ Delorie <dj@redhat.com>
21155 * config/msp430/msp430.c (msp430_start_function): Add function type.
21157 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21160 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21162 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21164 PR rtl-optimization/69577
21166 2015-10-29 Richard Henderson <rth@redhat.com>
21170 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21171 sse check to the exact conditions of PR 67609.
21173 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21176 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21177 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21178 not allowed into the traditional Altivec registers.
21179 (movtd_64bit_nodm): Likewise.
21180 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21182 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21184 * config/aarch64/cortex-a57-fma-steering.c
21185 (aarch64_register_fma_steering): Remove "static" from arguments
21188 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21191 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21192 twice when complex.
21194 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21196 * doc/invoke.texi: Delete -mno-fma4.
21198 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21200 PR rtl-optimization/69577
21201 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21202 (find_subregs_of_mode): Update accordingly. Iterate over partial
21205 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21207 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21208 * config/arm/arm.c (neon_reinterpret): Remove.
21209 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21210 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21211 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21212 vreinterpretti): Remove.
21213 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21214 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21215 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21216 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21217 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21218 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21219 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21220 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21221 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21222 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21223 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21224 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21225 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21226 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21227 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21228 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21229 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21230 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21231 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21232 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21233 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21234 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21235 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21236 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21237 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21238 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21239 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21240 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21241 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21242 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21243 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21244 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21245 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21246 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21247 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21248 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21249 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21250 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21251 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21252 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21253 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21254 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21255 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21256 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21257 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21258 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21259 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21260 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21261 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21262 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21263 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21264 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21265 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21266 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21267 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21268 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21269 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21270 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21271 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21272 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21273 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21274 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21275 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21276 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21277 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21278 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21279 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21280 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21281 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21282 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21283 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21284 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21285 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21286 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21287 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21288 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21289 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21290 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21291 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21292 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21293 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21294 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21295 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21296 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21297 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21298 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21299 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21300 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21301 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21302 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21303 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21304 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21305 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21306 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21307 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21308 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21309 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21310 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21311 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21312 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21313 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21314 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21315 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21317 2016-02-04 Martin Liska <mliska@suse.cz>
21320 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21321 that are gimple_store_p.
21322 (maybe_instrument_call): Likewise.
21324 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21326 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21327 register scaling out of memory reference and comment why.
21329 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21333 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21334 folding the source of a SET.
21336 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21340 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21341 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21343 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21347 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21350 2016-02-04 Christian Bruel <christian.bruel@st.com>
21352 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21353 * config/arm/arm.c (arm_set_current_function): Likewise.
21355 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21356 Ilya Enkovich <enkovich.gnu@gmail.com>
21357 H.J. Lu <hongjiu.lu@intel.com>
21360 * config/i386/i386.c (convert_scalars_to_vector): Remove
21361 stack alignment fixes.
21362 (ix86_option_override_internal): Disable TARGET_STV if stack
21363 might not be aligned enough.
21364 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21366 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21368 * config/i386/x86-tune.def: Disable default prefetching
21371 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21372 Vladimir Makarov <vmakarov@redhat.com>
21375 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21376 in validating fused toc addresses.
21378 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21381 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21382 range->m_caret fields if range->m_show_caret_p is false.
21385 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21386 Force oldval into register if it does not satisfy reg_or_short_operand
21387 predicate. Fix up formatting.
21389 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21390 Alexandre Oliva <aoliva@redhat.com>
21393 * lra-constraints.c (simplify_operand_subreg): Check additionally
21394 address validity after potential reloading.
21395 (process_address_1): Check insns validity. In case of failure do
21398 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21401 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21404 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21406 * wide-int.cc (canonize_uhwi): New function.
21407 (wi::divmod_internal): Use it.
21409 2016-02-02 James Norris <jnorris@codesourcery.com>
21411 * gimplify.c (omp_notice_variable): Add usage check.
21413 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21415 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21416 like LE, GE, LT, GT when emitting relational operator.
21418 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21420 * ira-costs.c (find_costs_and_classes): Add extra argument.
21421 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21422 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21423 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21424 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21425 Add best_class parameter, and return it if not ALL_REGS.
21426 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21428 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21429 Update target hook.
21431 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21433 * config/aarch64/aarch64.c
21434 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21435 (aarch64_ira_change_pseudo_allocno_class): New function.
21437 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21440 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21442 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21444 * config/avr/avr.c (avr_option_override): Set
21445 PARAM_ALLOW_STORE_DATA_RACES to 1.
21447 2016-02-02 Richard Biener <rguenther@suse.de>
21449 PR tree-optimization/69595
21450 * match.pd: Add range test simplifications to true/false.
21452 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
21454 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
21455 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
21458 2016-02-02 Richard Biener <rguenther@suse.de>
21460 PR tree-optimization/69606
21461 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
21462 info on the result before moving a stmt.
21464 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
21466 PR middle-end/68542
21467 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
21468 branch with vector comparison.
21469 * config/i386/sse.md (VI48_AVX): New mode iterator.
21470 (define_expand "cbranch<mode>4): Add support for conditional branch
21471 with vector comparison.
21472 * tree-vect-loop.c (optimize_mask_stores): New function.
21473 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
21474 has_mask_store field of vect_info.
21475 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
21476 vectorized loops having masked stores after vec_info destroy.
21477 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
21478 correspondent macros.
21479 (optimize_mask_stores): Add prototype.
21481 2016-02-02 Alan Modra <amodra@gmail.com>
21484 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
21487 2016-02-02 Alan Modra <amodra@gmail.com>
21490 * config/rs6000/rs6000.c (need_toc_init): New var, set it
21491 whenever toc_label_name used.
21492 (rs6000_file_start): Don't set up toc section here,
21493 (rs6000_output_function_epilogue): do so here instead,
21494 (rs6000_xcoff_file_start): and here.
21495 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
21496 (load_toc_aix_di): Likewise.
21498 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21500 PR rtl-optimization/69592
21501 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
21502 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
21503 (num_sign_bit_copies_binary_arith_p): New inline function.
21504 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
21506 2016-02-01 Jeff Law <law@redhat.com>
21508 PR tree-optimization/69580
21509 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
21510 * tree-ssa-threadbackward.c
21511 (fsm_find_control_statement_thread_paths): Do not try to walk
21512 through large PHI nodes.
21514 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21516 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
21517 when count is incremented above limit, don't analyze further
21520 * omp-low.c (oacc_parse_default_dims): Avoid
21521 -Wsign-compare warning, make sure value fits into int
21522 rather than just unsigned int.
21524 2016-02-01 Bin Cheng <bin.cheng@arm.com>
21526 PR tree-optimization/67921
21527 * fold-const.c (split_tree): New parameters. Convert pointer
21528 type variable part to proper type before negating.
21529 (fold_binary_loc): Pass new arguments to split_tree.
21531 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
21533 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
21534 (nvptx_goacc_validate_dims): Extend to handle global defaults.
21535 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
21536 * doc/tm.texti: Rebuilt.
21537 * doc/invoke.texi (fopenacc-dim): Document.
21538 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
21539 (append_compiler_options): Likewise.
21540 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
21541 (oacc_parse_default_dims): New.
21542 (oacc_validate_dims): Add USED arg. Select non-unity default when
21544 (oacc_loop_fixed_partitions): Return mask of used partitions.
21545 (oacc_loop_auto_partitions): Emit dump info.
21546 (oacc_loop_partition): Return mask of used partitions.
21547 (execute_oacc_device_lower): Parse default dimension arg. Adjust
21548 loop partitioning and validation calls.
21550 2016-02-01 Richard Biener <rguenther@suse.de>
21552 PR middle-end/69556
21553 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
21555 2016-02-01 Richard Biener <rguenther@suse.de>
21557 PR tree-optimization/69574
21558 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
21559 of asserting return chrec_dont_know.
21561 2016-02-01 Martin Liska <mliska@suse.cz>
21563 * mem-stats-traits.h: Add copyright header.
21564 * mem-stats.h: Likewise.
21566 2016-02-01 Richard Biener <rguenther@suse.de>
21568 PR tree-optimization/69579
21569 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
21570 Do not propagate through abnormal PHI results.
21572 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
21574 * postreload.c (reload_cse_simplify): Remove dead code.
21576 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21578 PR rtl-optimization/69570
21579 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
21580 if there is more than one set, not if there is a single set.
21582 2016-02-01 Richard Henderson <rth@redhat.com>
21585 * combine.c (make_compound_operation): When looking through a
21586 subreg, make sure to re-extend to the width of the outer mode.
21588 2016-01-30 Jakub Jelinek <jakub@redhat.com>
21590 PR tree-optimization/69546
21591 * wide-int.cc (wi::divmod_internal): For unsigned division
21592 where both operands fit into uhwi, if o1 is 1 and o0 has
21593 msb set, if divident_prec is larger than bits per hwi,
21594 clear another quotient word and return 2 instead of 1.
21595 Similarly for remainder with msb in HWI set, if dividend_prec
21596 is larger than bits per hwi.
21598 2016-01-29 Martin Jambor <mjambor@suse.cz>
21600 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
21601 Use short lowercase names.
21602 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
21603 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
21604 acq_rel one. Protect warning agains segfaults if
21605 get_memory_order_name returns NULL.
21606 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
21607 with release semantics. Do not warn if get_memory_order already did.
21608 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
21609 semantics. Fix check for relaxed or acquire semantics. Do not warn
21610 if get_memory_order already did.
21612 2016-01-29 Sebastian Pop <s.pop@samsung.com>
21614 * doc/install.texi: Document that isl-0.16 is supported.
21616 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
21619 * config/i386/constraints.md (Bm): Describe as special memory
21621 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
21622 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21623 * genpreds.c (struct constraint_data): Add is_special_memory.
21624 (have_special_memory_constraints, special_memory_start): New
21626 (special_memory_end): Ditto.
21627 (add_constraint): Add new arg is_special_memory. Add code to
21628 process its true value. Update have_special_memory_constraints.
21629 (process_define_constraint): Pass the new arg.
21630 (process_define_register_constraint): Ditto.
21631 (choose_enum_order): Process special memory.
21632 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
21633 function insn_extra_special_memory_constraint.
21634 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21635 * gensupport.c (process_rtx): Process
21636 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21637 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
21638 * ira-lives.c (single_reg_class): Use
21639 insn_extra_special_memory_constraint.
21640 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
21641 * lra-constraints.c (process_alt_operands): Ditto.
21642 (curr_insn_transform): Use insn_extra_special_memory_constraint.
21643 * recog.c (asm_operand_ok, preprocess_constraints): Process
21645 * reload.c (find_reloads): Ditto.
21646 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
21647 * stmt.c (parse_input_constraint): Use
21648 insn_extra_special_memory_constraint.
21650 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21653 * lra-splill.c (lra_final_code_change): Revert r229087 by
21654 removing all sub-registers.
21656 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
21659 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
21661 2016-01-29 Jakub Jelinek <jakub@redhat.com>
21664 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
21665 SSE1, copy target into the temporary reg first before recursing
21668 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21670 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
21673 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21675 * ginclude/stdarg.h: Test __cplusplus instead of
21676 __GXX_EXPERIMENTAL_CXX0X__.
21678 2016-01-29 Richard Biener <rguenther@suse.de>
21680 PR tree-optimization/69547
21681 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
21682 Do not mark clobbers necessary.
21683 (mark_all_reaching_defs_necessary_1): Likewise.
21685 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21687 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
21688 declaration name with %qs and print it in both error messages.
21689 Also fix indentation.
21691 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21694 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
21695 trailing blank line from error message.
21697 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21700 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
21703 2016-01-29 Richard Biener <rguenther@suse.de>
21705 PR middle-end/69537
21706 * match.pd: Allow all integral types when simplifying a
21707 widening or sign-changing conversion.
21709 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21711 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
21712 back to setting codegen_error to fail codegen.
21714 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
21717 * config/i386/constraints.md (C): Only accept constant zero operand.
21718 (BC): New constraint.
21719 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
21720 instead of C constraint.
21721 * doc/md.texi (Machine Constraints): Update description
21724 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
21727 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
21729 2016-01-28 Jakub Jelinek <jakub@redhat.com>
21731 PR middle-end/69542
21732 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
21735 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
21737 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
21738 branches if using guessed profile.
21740 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
21742 * graphite-optimize-isl.c (optimize_isl): Fix dump.
21744 2016-01-28 Richard Henderson <rth@redhat.com>
21747 * config/aarch64/aarch64-modes.def (CC_Cmode): New
21748 * config/aarch64/aarch64-protos.h: Update.
21749 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
21750 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
21751 (aarch64_get_condition_code_1): Handle CC_Cmode.
21752 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
21753 (*add<mode>3_compareC_cconly_imm): New.
21754 (*add<mode>3_compareC_cconly): New.
21755 (*add<mode>3_compareC_imm): New.
21756 (add<mode>3_compareC): New.
21757 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
21758 to be first. Use aarch64_carry_operation.
21759 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
21760 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
21761 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
21762 (subti3): Use subdi3_compare1.
21763 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
21764 (sub<mode>3_compare1): New.
21765 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
21766 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
21767 (*subsi3_carryin_uxtw): Likewise.
21768 (*ngc<mode>, *ngcsi_uxtw): Likewise.
21769 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
21770 * config/aarch64/iterators.md (DWI): New.
21771 * config/aarch64/predicates.md (aarch64_carry_operation): New.
21772 (aarch64_borrow_operation): New.
21774 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21776 * graphite-optimize-isl.c (optimize_isl): Print a different debug
21777 message when isl does not return a valid schedule.
21779 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21781 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
21782 Remove comments from class declarations: they are already in the code
21785 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21787 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
21789 (ternary_op_to_tree): Same.
21790 (unary_op_to_tree): Same.
21791 (nary_op_to_tree): Same.
21792 (gcc_expression_from_isl_expr_op): Same.
21793 (gcc_expression_from_isl_expression): Same.
21794 (graphite_create_new_loop): Same.
21795 (graphite_create_new_loop_guard): Same.
21796 (build_iv_mapping): Same.
21797 (graphite_create_new_guard): Same.
21798 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
21799 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
21801 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21803 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
21804 instead of setting codegen_error to fail codegen.
21806 2016-01-28 Jason Merrill <jason@redhat.com>
21808 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
21810 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21812 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
21813 Remove CONST_INT_P check in CCMP cost calculation.
21815 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21817 * config/aarch64/aarch64.c (generic_vector_cost):
21818 Set vec_permute_cost.
21819 (cortexa57_vector_cost): Likewise.
21820 (exynosm1_vector_cost): Likewise.
21821 (xgene1_vector_cost): Likewise.
21822 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
21823 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
21824 Add vec_permute_cost entry.
21826 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21828 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
21830 (add<mode>3_compare0): Likewise.
21831 (addsi3_compare0_uxtw): Likewise.
21832 (add<mode>3nr_compare0): Likewise.
21833 (compare_neg<mode>): Likewise.
21834 (<optab><mode>3): Likewise.
21836 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
21838 * tree-vect-stmts.c (vectorizable_comparison): Add
21839 NULL check for vectype.
21841 2016-01-28 Richard Biener <rguenther@suse.de>
21843 PR tree-optimization/69466
21844 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
21845 Account for PHIs we couldn't duplicate.
21847 2016-01-28 Martin Liska <mliska@suse.cz>
21850 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
21851 instead of ENABLE_VALGRIND_CHECKING.
21853 2016-01-27 Richard Henderson <rth@redhat.com>
21856 * lra-remat.c (subreg_regs): New.
21857 (dump_candidates_and_remat_bb_data): Dump it.
21858 (operand_to_remat): Reject if operand in subreg_regs.
21859 (set_bb_regs): Collect subreg_regs.
21860 (lra_remat): Init and free subreg_regs. Compute
21861 calculate_local_reg_remat_bb_data before create_cands.
21863 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
21866 * config/i386/i386.c (ix86_update_stack_boundary): Don't
21867 change stack_alignment_needed for __tls_get_addr call.
21869 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
21871 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
21873 2016-01-27 Jeff Law <law@redhat.com>
21875 PR tree-optimization/68398
21876 PR tree-optimization/69196
21877 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
21878 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
21879 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21880 Only count PHIs in the last block in the path. The others will
21881 const/copy propagate away. Add heuristic to allow more irreducible
21882 subloops to be created when it is likely profitable to do so.
21884 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21885 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
21886 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
21888 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21891 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
21892 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
21893 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
21894 * tree-streamer-in.c: Include asan.h.
21895 (streamer_get_builtin_tree): For builtins in sanitizer
21896 range call initialize_sanitizer_builtins and retry.
21898 2016-01-27 Ian Lance Taylor <iant@google.com>
21900 * common.opt (fkeep-gc-roots-live): New undocumented option.
21901 * tree-ssa-loop-ivopts.c (add_candidate_1): If
21902 -fkeep-gc-roots-live, skip pointers.
21903 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
21906 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
21909 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
21910 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
21912 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
21915 * configure.ac: NetBSD provides SSP in its C library.
21916 * configure: Updated.
21918 2016-01-27 Richard Biener <rguenther@suse.de>
21920 PR tree-optimization/69166
21921 * tree-vect-loop.c (vect_is_simple_reduction): Always check
21922 reduction code for commutativity / associativity.
21924 2016-01-27 Martin Jambor <mjambor@suse.cz>
21926 PR tree-optimization/69355
21927 * tree-sra.c (analyze_access_subtree): Correct hole detection when
21928 total_scalarization fails.
21930 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
21932 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
21935 2016-01-27 Christian Bruel <christian.bruel@st.com>
21938 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
21939 Move arm_reset_previous_fndecl and set_target_option_current_node in
21940 the conditional part. Call save_restore_target_globals.
21941 * config/arm/arm.c (arm_set_current_function):
21942 Refactor to better support #pragma target and attribute mix.
21943 Call save_restore_target_globals.
21944 * config/arm/arm-protos.h (save_restore_target_globals): New function.
21946 2016-01-27 Martin Liska <mliska@suse.cz>
21948 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
21949 reference for an HSA kernel and its host function.
21951 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21953 PR tree-optimization/69399
21954 * wide-int.h (wi::lrshift): For larger precisions, only
21955 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
21957 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
21959 * config/arc/predicates.md (proper_comparison_operator): Reject
21960 constant-constant comparison.
21962 2016-01-26 Tom de Vries <tom@codesourcery.com>
21964 PR tree-optimization/69110
21965 * tree-data-ref.c (initialize_data_dependence_relation): Handle
21966 DR_NUM_DIMENSIONS == 0.
21968 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21969 Sebastian Pop <s.pop@samsung.com>
21971 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
21972 isl_ast_op_cond and isl_ast_op_select.
21973 (gcc_expression_from_isl_expr_op): Same.
21975 2016-01-26 Jason Merrill <jason@redhat.com>
21978 * tree.c (recompute_constructor_flags): Split out from
21980 (verify_constructor_flags): New.
21981 * tree.h: Declare them.
21983 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
21985 PR rtl-optimization/69217
21986 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
21987 are no TYPE_FIELDS set for the record type.
21989 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21992 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
21993 toc_label_name unconditionally.
21994 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
21995 SYMBOL_REF string. Use toc_label_name instead of constructing
21997 (rs6000_elf_declare_function_name): Use toc_label_name instead of
21998 constructing LCTOC1.
22000 2016-01-26 Martin Sebor <msebor@redhat.com>
22003 * doc/extend.texi (Common Type Attributes): Move text that talks about
22004 attribute packed from attribute aligned to the section discussing
22005 the former attribute for clarity.
22007 2016-01-26 Richard Henderson <rth@redhat.com>
22009 PR middle-end/60908
22010 * trans-mem.c (tm_region_init): Mark entry block as visited.
22012 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22015 * diagnostic-show-locus.c (layout::print_source_line): Replace
22016 call to pp_newline with call to layout::print_newline.
22017 (layout::print_annotation_line): Likewise.
22018 (layout::move_to_column): Likewise.
22019 (layout::print_any_fixits): After printing any fixits, print a
22020 trailing newline, if necessary.
22021 (layout::print_newline): New method, resetting any colorization
22023 (diagnostic_show_locus): Move the pp_newline to before the
22024 early bailout. Remove dummy block enclosing the layout instance.
22025 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22026 of pp_newline_and_flush with pp_flush.
22027 (diagnostic_append_note): Delete use of pp_newline.
22028 (diagnostic_append_note_at_rich_loc): Delete.
22029 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22030 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22031 when newline characters are added to the buffer.
22033 2016-01-26 Michael Matz <matz@suse.de>
22035 * configure.ac (ac_cv_std_swap_in_utility): New test.
22036 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22037 * configure: Regenerate.
22038 * config.in: Regenerate.
22040 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22042 * config/arc/arc.md (cstoresi4): Force operand into register.
22043 (arcset<code>): Fix predicate.
22044 (arcsetltu): Likewise.
22045 (arcsetgeu): Likewise.
22046 (arcsethi): Likewise.
22047 (arcsetls): Likewise.
22049 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22051 PR tree-optimization/69483
22052 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22053 if base has error_mark_node type.
22055 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22058 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22059 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22061 (vget_lane_f16): Handle big-endian.
22062 (vgetq_lane_f16): Likewise.
22063 (vset_lane_f16): Likewise.
22064 (vsetq_lane_f16): Likewise.
22065 * config/arm/iterators.md (VQXMOV): Add V8HF.
22066 (VDQ): Add V4HF and V8HF.
22067 (V_reg): Handle V4HF and V8HF.
22068 (Is_float_mode): Likewise.
22069 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22070 neon_vdup_nv8hf): New patterns.
22071 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22072 Use VD_LANE iterator.
22073 (neon_vld1_dup<mode>): Use VQ2 iterator.
22075 2016-01-26 Nathan Sidwell <nathan@acm.org>
22077 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22078 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22079 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22080 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22081 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22082 (oacc_validate_dims): Add LEVEL arg, don't return level.
22083 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22084 oacc_validate_dims.
22085 (execute_oacc_device_lower): Adjust, add more dump output.
22086 * tree-ssa-loop.c (gate_oacc_kernels): Use
22087 oacc_fn_attrib_kernels_p.
22088 * tree-parloops.c (create_parallel_loop): Adjust
22089 set_oacc_fn_attrib call.
22091 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22094 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22095 (append_compiler_options): Handle -fcilkplus.
22096 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22098 2016-01-26 Nick Clifton <nickc@redhat.com>
22101 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22102 been marked as DECL_ONE_ONLY but we do not the means to make it
22103 so, then do not allow it to bind locally.
22105 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22108 * opts.h (parse_sanitizer_options): New prototype.
22109 * opts.c (sanitizer_opts): New array.
22110 (parse_sanitizer_options): New function.
22111 (common_handle_option): Use parse_sanitizer_options.
22113 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22116 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22117 alignment adjustment to ...
22118 (ix86_update_stack_boundary): Here. Don't over-align stack for
22120 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22121 if __tls_get_addr is called.
22123 2016-01-26 Christian Bruel <christian.bruel@st.com>
22125 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22127 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22129 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22131 2016-01-26 Richard Biener <rguenther@suse.de>
22133 PR middle-end/69467
22134 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22136 2016-01-26 Richard Biener <rguenther@suse.de>
22138 PR tree-optimization/69452
22139 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22140 (move_computations_dom_walker::before_dom_children): Rename
22142 (move_computations_worker): This.
22143 (move_computations): Perform an RPO rather than a DOM walk.
22145 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22148 * combine.c (combine_instructions): For REG_EQUAL note with
22149 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22150 to the underlying register.
22151 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22152 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22154 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22157 * config/aarch64/aarch64-builtins.c
22158 (aarch64_init_simd_builtin_types): Do not set structural
22159 equality to __Poly{8,16,64,128}_t types.
22161 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22163 PR tree-optimization/69400
22164 * wide-int.cc (wi_pack): Take the precision as argument and
22165 perform canonicalization here rather than in the callers.
22166 Use the main loop to handle all full-width HWIs. Add a
22167 zero HWI if in_len isn't a full result.
22168 (wi::divmod_internal): Update accordingly.
22169 (wi::mul_internal): Likewise. Simplify.
22171 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22172 Sebastian Pop <s.pop@samsung.com>
22174 * graphite-poly.c (apply_poly_transforms): Simplify.
22175 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22176 (print_isl_map): Same.
22177 (print_isl_union_map): Same.
22178 (print_isl_schedule): New.
22179 (debug_isl_schedule): New.
22180 * graphite-dependences.c (scop_get_reads): Do not call
22181 isl_union_map_add_map that is undocumented isl functionality.
22182 (scop_get_must_writes): Same.
22183 (scop_get_may_writes): Same.
22184 (scop_get_original_schedule): Remove.
22185 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22186 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22187 (compute_deps): Remove.
22188 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22189 (debug_schedule_ast): New.
22190 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22191 set_separate_option.
22192 (graphite_regenerate_ast_isl): Add dump.
22193 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22194 from scop->transformed_schedule.
22195 (graphite_regenerate_ast_isl): Add more dump.
22196 * graphite-optimize-isl.c (optimize_isl): Set
22197 scop->transformed_schedule. Check whether schedules are equal.
22198 (apply_poly_transforms): Move here.
22199 * graphite-poly.c (apply_poly_transforms): ... from here.
22200 (free_poly_bb): Static.
22201 (free_scop): Static.
22202 (pbb_number_of_iterations_at_time): Remove.
22203 (print_isl_ast): New.
22204 (debug_isl_ast): New.
22205 (debug_scop_pbb): New.
22206 * graphite-scop-detection.c (print_edge): Move.
22207 (print_sese): Move.
22208 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22209 (build_scop_scattering): Remove.
22210 (create_pw_aff_from_tree): Assert instead of bailing out.
22211 (add_condition_to_pbb): Remove unused code, do not fail.
22212 (add_conditions_to_domain): Same.
22213 (add_conditions_to_constraints): Remove.
22214 (build_scop_context): New.
22215 (add_iter_domain_dimension): New.
22216 (build_iteration_domains): Initialize pbb->iterators.
22217 Call add_conditions_to_domain.
22220 (index_outermost_in_loop): New.
22221 (index_pbb_in_loop): New.
22222 (outermost_pbb_in): New.
22223 (add_in_sequence): New.
22224 (add_outer_projection): New.
22225 (outer_projection_mupa): New.
22226 (add_loop_schedule): New.
22227 (build_schedule_pbb): New.
22228 (build_schedule_loop): New.
22229 (embed_in_surrounding_loops): New.
22230 (build_schedule_loop_nest): New.
22231 (build_original_schedule): New.
22232 (build_poly_scop): Call build_original_schedule.
22233 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22234 (free_poly_dr): Remove.
22235 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22236 (free_poly_bb): Remove.
22237 (debug_loop_vec): Remove.
22238 (print_isl_ast): Declare.
22239 (debug_isl_ast): Declare.
22240 (scop_do_interchange): Remove.
22241 (scop_do_strip_mine): Remove.
22242 (scop_do_block): Remove.
22243 (flatten_all_loops): Remove.
22244 (optimize_isl): Remove.
22245 (pbb_number_of_iterations_at_time): Remove.
22246 (debug_scop_pbb): Declare.
22247 (print_schedule_ast): Declare.
22248 (debug_schedule_ast): Declare.
22249 (struct scop): Remove schedule. Add original_schedule,
22250 transformed_schedule.
22251 (free_gimple_poly_bb): Remove.
22252 (print_generated_program): Remove.
22253 (debug_generated_program): Remove.
22254 (unify_scattering_dimensions): Remove.
22255 * sese.c (print_edge): ... here.
22256 (print_sese): ... here.
22257 (debug_edge): ... here.
22258 (debug_sese): ... here.
22259 * sese.h (print_edge): Declare.
22260 (print_sese): Declare.
22261 (dump_edge): Declare.
22262 (dump_sese): Declare.
22264 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22265 Sebastian Pop <s.pop@samsung.com>
22267 * Makefile.in: Set ISLVER in site.exp.
22269 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22271 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22272 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22273 through DECL_VALUE_EXPR for expansion.
22275 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22277 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22278 the frame info after reload completed.
22280 2016-01-25 Jeff Law <law@redhat.com>
22282 PR tree-optimization/69196
22283 PR tree-optimization/68398
22284 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22285 tree-ssa-threadupdate.c.
22286 (determine_bb_domination_status): Prototype
22287 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22288 (determine_bb_domination_status): No longer static.
22289 (valid_jump_thread_path): Remove code to detect characteristics
22290 of the jump thread path not associated with correctness.
22291 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22292 Correct test for thread path length. Count PHIs for real operands as
22293 statements that need to be copied. Do not count ASSERT_EXPRs.
22294 Look at all the blocks in the thread path. Compute and selectively
22295 filter thread paths based on threading through the latch, threading
22296 a multiway branch or crossing a multiway branch.
22298 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22300 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22301 decl with __attribute__ ((unused)) annotation.
22303 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22306 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22307 of operands is compatible with a statement vectype.
22309 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22311 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22312 improve wording for mixed storage order support.
22314 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22316 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22317 (vcvt_u64_f64): Likewise.
22318 (vcvta_s64_f64): Likewise.
22319 (vcvta_u64_f64): Likewise.
22320 (vcvtm_s64_f64): Likewise.
22321 (vcvtm_u64_f64): Likewise.
22322 (vcvtn_s64_f64): Likewise.
22323 (vcvtn_u64_f64): Likewise.
22324 (vcvtp_s64_f64): Likewise.
22325 (vcvtp_u64_f64): Likewise.
22327 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22329 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22330 (arc_init): Check validity mll64 option.
22331 (arc_save_restore): Use double load/store instruction.
22332 (arc_expand_movmem): Likewise.
22333 (arc_split_move): Don't split if we have double load/store
22334 instructions. Returns a boolean.
22335 (arc_process_double_reg_moves): Change function to return boolean
22336 instead of a sequence of instructions.
22337 (arc_dwarf_register_span): New function.
22338 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22339 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22340 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22341 (*movdf_insn): Likewise.
22342 * config/arc/arc.opt (mll64): New option.
22343 * config/arc/predicates.md (even_register_operand): New predicate.
22344 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22346 2016-01-25 Richard Biener <rguenther@suse.de>
22349 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22350 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22352 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22354 2016-01-25 Richard Biener <rguenther@suse.de>
22356 PR tree-optimization/69376
22357 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22359 (VN_INFO_ANTI_RANGE_P): New inline.
22360 (VN_INFO_RANGE_TYPE): Likewise.
22361 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22362 SSA_NAME_ANTI_RANGE_P.
22363 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22364 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22365 Properly query VN_INFO_RANGE_TYPE.
22367 2016-01-25 Nick Clifton <nickc@redhat.com>
22370 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22372 2016-01-23 Tom de Vries <tom@codesourcery.com>
22374 PR tree-optimization/69426
22375 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22378 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22380 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22381 "the the" with "the" in the comments.
22382 * ipa-devirt.c (build_type_inheritance_graph,
22383 update_type_inheritance_graph): Likewise.
22384 * tree.c (build_function_type_list_1): Likewise.
22385 * cfgloopmanip.c (scale_loop_profile): Likewise.
22386 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22387 * gimple-ssa-split-paths.c
22388 (find_block_to_duplicate_for_splitting_paths): Likewise.
22389 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22390 * expr.c (convert_move): Likewise.
22391 * var-tracking.c (vt_stack_adjustments): Likewise.
22392 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22393 * tree-vrp.c (test_for_singularity): Likewise.
22395 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22396 directly instead of building a temporary tree.
22399 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22400 remove <algorithm> include.
22402 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22405 * config/i386/i386.c: Include dojump.h.
22406 (expand_small_movmem_or_setmem,
22407 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22409 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22410 if dynamic_check != -1.
22412 2016-01-21 Jeff Law <law@redhat.com>
22414 PR middle-end/69347
22415 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22416 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22417 into dominated_by_p.
22418 (cprop_into_successor_phis): Avoid unnecessary tests.
22420 2016-01-22 Richard Henderson <rth@redhat.com>
22423 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22424 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22426 2016-01-22 Michael Matz <matz@suse.de>
22428 * system.h (string, algorithm): Include only conditionally.
22429 (new): Include always under C++.
22430 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22431 * final.c (toplevel): Ditto.
22432 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22433 * genconditions.c (write_header): Make gencondmd.c define
22435 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22437 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22438 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22440 2016-01-22 Christian Bruel <christian.bruel@st.com>
22443 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22445 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22448 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22449 define_insn_and_split. Ensure operands[1] and operands[0] do not
22450 get assigned the same register.
22452 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22454 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
22456 2016-01-22 Christian Bruel <christian.bruel@st.com>
22458 * config/arm/arm-c.c (arm_pragma_target_parse):
22459 Remove warn_builtin_macro_redefined overwrite.
22461 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22463 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
22464 flag_non_call_exceptions compatibility.
22466 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22469 * dwarf2out.c (add_child_die_after): New function.
22470 (dwarf_qual_info_t): New type.
22471 (dwarf_qual_info): New variable.
22472 (qualified_die_p): New function.
22473 (modified_type_die): For -fdebug-types-section, ensure
22474 canonical order of qualifiers. Put qualified DIEs adjacent
22475 to the corresponding non-qualified type DIE and search there
22476 for existing qualified DIEs.
22478 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22480 * doc/extend.texi (scalar_storage_order type attribute): Document
22481 restriction on type punning and aliasing, and remove future tense.
22483 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
22486 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
22489 2016-01-21 Jeff Law <law@redhat.com>
22491 PR middle-end/69347
22492 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
22493 useless call to record_temporary_equivalences.
22494 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
22495 allocate 10 slots in the bb_path vector and let it grow as needed.
22496 (fsm_find_control_statement_thread_paths): Similarly for the next_path
22499 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22501 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
22503 * configure: Regenerate.
22505 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
22507 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
22508 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
22510 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
22512 PR middle-end/66178
22513 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
22514 drop EXPAND_INITIALIZER.
22515 * rtl.h (contains_symbolic_reference_p): Declare.
22516 * rtlanal.c (contains_symbolic_reference_p): New function.
22517 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
22518 a subtraction into a NOT if symbolic constants are involved.
22520 2016-01-21 Anton Blanchard <anton@samba.org>
22521 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22524 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
22526 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
22529 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22531 * config/microblaze/microblaze.c
22532 (get_branch_target): New.
22533 (insert_wic_for_ilb_runout): New.
22535 (microblaze_machine_dependent_reorg): New.
22536 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
22537 * config/microblaze/microblaze.md
22538 (UNSPEC_IPREFETCH): Define.
22539 (iprefetch): New pattern
22540 * config/microblaze/microblaze.opt
22541 (mxl-prefetch): New flag.
22543 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22545 * config/microblaze/microblaze.h
22546 (FIXED_REGISTERS): Update in macro.
22547 (CALL_USED_REGISTERS): Update in macro.
22549 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
22551 PR rtl-optimization/68920
22552 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
22555 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
22557 PR rtl-optimization/68990
22558 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
22559 pseudo instead of inheritance ones.
22561 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
22562 Nick Clifton <nickc@redhat.com>
22566 * config/mips/mips.c (mips_compute_frame_info): Initialise
22567 args_size and hard_frame_pointer_offset fields of the frame
22568 structure before calling mips_global_pointer.
22570 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22572 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
22574 * configure: Regenerate.
22576 2016-01-21 Richard Biener <rguenther@suse.de>
22578 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
22580 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22582 * config/s390/s390.c (s390_asm_declare_function_size): Add code
22583 to actually emit the .size directive.
22585 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
22586 Jakub Jelinek <jakub@redhat.com>
22590 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
22591 args array size by one to avoid buffer overflow.
22593 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22595 * config/s390/s390.md (pool_section_start): Use switch_to_section
22596 to select proper read-only data section instead of hardcoding
22598 (pool_section_end): Use switch_to_section to match the above.
22600 2016-01-21 Richard Biener <rguenther@suse.de>
22602 PR tree-optimization/69378
22603 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
22604 (set_ssa_val_to): Use it for dominance checks taking into
22605 account not executable edges.
22607 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22610 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
22611 for bitsize instead of GET_MODE_PRECISION (mode).
22613 2016-01-20 Martin Sebor <msebor@redhat.com>
22616 * extend.texi (__sync Builtins): Clarify the semantics of
22617 __sync_fetch_and_OP built-ins on pointers.
22618 (__atomic Builtins): Same.
22620 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22621 Sebastian Pop <s.pop@samsung.com>
22623 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
22624 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
22625 (is_valid_rename): Same.
22626 (translate_isl_ast_to_gimple::get_rename): Same.
22627 (translate_isl_ast_to_gimple::rename_all_uses): Same.
22628 (translate_isl_ast_to_gimple::rename_uses): Same.
22629 (get_new_name): Check for close_phi nodes.
22630 (copy_loop_phi_args): Use phi_node_kind.
22631 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
22632 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
22634 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22635 Sebastian Pop <s.pop@samsung.com>
22637 Revert commit r229783.
22638 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
22639 Remove use of parameter_rename_map.
22640 (copy_def): Remove.
22641 (copy_internal_parameters): Remove.
22642 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
22643 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
22644 (free_sese_info): Do not free parameter_rename_map.
22645 (set_rename): Do not use parameter_rename_map.
22646 (rename_uses): Update call to set_rename.
22647 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
22648 * sese.h (parameter_rename_map_t): Remove.
22649 (struct sese_info_t): Remove field parameter_rename_map.
22651 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22652 Sebastian Pop <s.pop@samsung.com>
22654 * graphite-isl-ast-to-gimple.c: Fix comment.
22655 * graphite-scop-detection.c (defined_in_loop_p): New.
22656 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
22657 names defined in loop.
22659 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22660 Sebastian Pop <s.pop@samsung.com>
22662 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
22663 Discard unstructured if-then-else regions.
22665 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22666 Sebastian Pop <s.pop@samsung.com>
22668 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
22669 (cleanup_loop_iter_dom): Remove.
22670 (build_loop_iteration_domains): Remove.
22671 (build_scop_context): Remove.
22672 (build_scop_iteration_domain): Remove.
22673 (add_loop_constraints): New.
22674 (build_iteration_domains): New.
22675 (build_poly_scop): Call build_iteration_domains.
22677 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22678 Sebastian Pop <s.pop@samsung.com>
22680 * graphite-scop-detection.c
22681 (scop_detection::harmful_loop_in_region): Free dom and loops.
22682 (scop_detection::loop_body_is_valid_scop): Free bbs.
22684 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22685 Sebastian Pop <s.pop@samsung.com>
22687 * graphite-scop-detection.c (record_loop_in_sese): New.
22688 (gather_bbs::before_dom_children): Call record_loop_in_sese.
22689 (build_scops): Remove call to build_sese_loop_nests.
22690 * sese.c (sese_record_loop): Remove.
22691 (build_sese_loop_nests): Remove.
22692 (new_sese_info): Remove region->loops.
22693 (free_sese_info): Same.
22694 * sese.h (sese_contains_loop): Same.
22695 (build_sese_loop_nests): Remove.
22696 (sese_contains_loop): Remove.
22698 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22699 Sebastian Pop <s.pop@samsung.com>
22701 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
22702 loop_is_valid_in_scop.
22703 (scop_detection::harmful_stmt_in_region): Renamed
22704 harmful_loop_in_region.
22705 Call loop_is_valid_in_scop.
22707 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22708 Sebastian Pop <s.pop@samsung.com>
22710 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
22713 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22714 Sebastian Pop <s.pop@samsung.com>
22716 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
22717 * graphite.h (struct poly_bb): Remove field is_reduction.
22718 (PBB_IS_REDUCTION): Remove.
22720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22721 Sebastian Pop <s.pop@samsung.com>
22723 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
22724 (add_pdr_constraints): Same.
22725 (scop_get_reads): Same.
22726 (scop_get_must_writes): Same.
22727 (scop_get_may_writes): Same.
22728 (scop_get_original_schedule): Same.
22729 (extend_schedule): Same.
22730 (apply_schedule_on_deps): Same.
22731 (carries_deps): Same.
22732 (compute_deps): Same.
22733 (scop_get_dependences): Same.
22734 * graphite-isl-ast-to-gimple.c
22735 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
22736 * graphite-optimize-isl.c (get_schedule_for_band): Same.
22737 (get_schedule_for_band_list): Same.
22738 (get_schedule_map): Same.
22739 (apply_schedule_map_to_scop): Same.
22740 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
22741 (build_loop_iteration_domains): Same.
22742 (add_condition_to_pbb): Same.
22743 (add_param_constraints): Same.
22744 (pdr_add_memory_accesses): Same.
22745 (pdr_add_data_dimensions): Same.
22747 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22749 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
22752 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22754 * common.opt (feliminate-dwarf2-dups): Replace references to
22755 "DWARF 2" with just "DWARF".
22756 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
22757 * doc/extend.texi: Likewise.
22758 * doc/cpp.texi: Likewise.
22759 * doc/invoke.texi: Likewise.
22760 (Option Summary): Add -gdwarf to list of Debugging Options.
22761 (Debugging Options): Document -gdwarf.
22762 * doc/contrib.texi: Spell "DWARF" like that.
22764 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22766 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
22767 warning. Fix up formatting.
22769 PR middle-end/67653
22770 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
22771 attempt to mark memory input operand addressable and
22772 call prepare_gimple_addressable in that case. Don't adjust
22773 input_location for diagnostics, use error_at instead.
22775 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
22777 * config/rs6000/ppc-auxv.h: New file.
22778 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
22779 (cpu_is): Likewise.
22780 (cpu_supports): Likewise.
22781 * config/rs6000/rs6000.c: include "ppc-auxv.h".
22782 (cpu_is_info): New variable.
22783 (cpu_supports_info): Likewise.
22784 (tcb_verification_symbol): Likewise.
22785 (cpu_builtin_p): Likewise.
22786 (cpu_expand_builtin): New function.
22787 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
22788 (rs6000_init_builtins): Likewise.
22789 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
22790 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
22791 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
22792 * configure: Regenerate.
22793 * config.in: Likewise.
22794 * doc/extend.texi (PowerPC Built-in Functions): Document
22795 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
22797 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
22800 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
22802 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
22805 2016-01-20 Richard Henderson <rth@redhat.com>
22811 * tree.c (tm_define_builtin): New.
22812 (find_tm_vector_type): New.
22813 (build_tm_vector_builtins): New.
22814 (build_common_builtin_nodes): Call it.
22816 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
22818 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
22819 (arm_fp_ok): Likewise.
22820 (arm_fp): Likewise.
22821 (arm_crypto): Likewise.
22823 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
22824 Richard Biener <rguenther@suse.de>
22826 PR tree-optimization/69328
22827 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
22828 vectors have same number of elements.
22829 (vectorizable_condition): Fix masked version recognition.
22831 2016-01-20 Richard Biener <rguenther@suse.de>
22833 PR tree-optimization/69345
22834 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
22835 (VN_INFO_PTR_INFO): Likewise.
22836 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
22837 info when it is equal between non-dominating SSA names.
22838 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22839 Make sure to look at original SSA infos.
22841 2016-01-20 Jeff Law <law@redhat.com>
22844 * config/m68k/predicates.md (pow2_m1_operand): New predicate
22846 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
22847 (pc_or_label_operand): New predicate.
22848 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
22849 tests for small integers that are 2^n - 1.
22851 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
22853 * doc/invoke.texi (Options Summary): Add '.' after @xref.
22855 2016-01-19 Jeff Law <law@redhat.com>
22857 PR middle-end/69347
22858 * tree-ssa-threadbackwards.c
22859 (fsm_find_control_statement_thread_paths): Do not try to lookup
22860 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
22862 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
22864 * doc/lto.texi: Remove text that says only Gold has linker plugin
22867 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
22869 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
22870 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
22871 the DIE accordingly.
22872 (modified_type_die): Add REVERSE parameter and pass it recursively,
22873 as well as to base_type_die. Adjust presence check accordingly.
22874 (base_type_for_mode): Adjust call to modified_type_die.
22875 (add_type_attribute): Add REVERSE parameter and pass it to
22877 (generic_parameter_die): Adjust call to add_type_attribute.
22878 (add_scalar_info): Likewise.
22879 (add_subscript_info): Likewise.
22880 (gen_array_type_die): Likewise.
22881 (gen_descr_array_type_die): Likewise.
22882 (gen_entry_point_die): Likewise.
22883 (gen_enumeration_type_die): Likewise.
22884 (gen_formal_parameter_die): Likewise.
22885 (gen_subprogram_die): Likewise.
22886 (gen_variable_die ): Likewise.
22887 (gen_const_die): Likewise.
22888 (gen_field_die): Likewise.
22889 (gen_pointer_type_die): Likewise.
22890 (gen_reference_type_die): Likewise.
22891 (gen_ptr_to_mbr_type_die): Likewise.
22892 (gen_inheritance_die): Likewise.
22893 (gen_subroutine_type_die): Likewise.
22894 (gen_typedef_die): Likewise.
22895 (force_type_die): Adjust call to modified_type_die.
22897 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
22899 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
22900 flow throughout the file. Fix broken link to Objective-C 2.0
22902 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
22905 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22907 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
22909 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22912 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
22913 (maybe_record_node): Record cxa_pure_virtual as the only possible
22914 target if there are not ohter candidates.
22915 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
22917 2016-01-19 Richard Biener <rguenther@suse.de>
22919 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
22920 (get_memory_order): Likewise.
22922 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
22924 * tree-vect-stmts.c (vectorizable_store): Check
22927 2016-01-19 David Malcolm <dmalcolm@redhat.com>
22930 * gcc.c (driver::decode_argv): Add call to
22931 init_opts_obstack before init_options_struct.
22932 * opts.c (init_opts_obstack): Remove idempotency.
22933 (init_options_struct): Replace call to init_opts_obstack
22934 with a gcc_assert to verify that it has already been called.
22935 * toplev.c (toplev::main): Add call to init_opts_obstack before
22936 calls to init_options_struct.
22937 (toplev::finalize): Move cleanup of opts_obstack next to
22938 cleanup of save_decoded_options, clearing the latter, and
22939 save_decoded_options_count.
22941 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22944 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
22945 attribute to unconditional. Remove %? from output template.
22947 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22948 Jiong Wang <jiong.wang@arm.com>
22950 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
22951 generated from different expand order.
22953 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22955 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22956 Add support for CCMP costing.
22958 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22960 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
22961 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
22962 (fccmpe<mode>): Likewise.
22963 (fcmp): Rename to fcmp and globalize pattern.
22965 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
22966 (aarch64_gen_ccmp_next): Add FP support.
22968 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22970 * target.def (gen_ccmp_first): Update documentation.
22971 (gen_ccmp_next): Likewise.
22972 * doc/tm.texi (gen_ccmp_first): Update documentation.
22973 (gen_ccmp_next): Likewise.
22974 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
22975 expand_ccmp_expr_1. Improve comments.
22976 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
22977 (ccmp_ior<mode>): Remove pattern.
22978 (cmp<mode>): Remove expand.
22979 (cmp): Globalize pattern.
22980 (cstorecc4): Use cc_register.
22981 (mov<mode>cc): Remove ccmp_cc_register check.
22982 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
22983 Simplify after removal of CC_DNE/* modes.
22984 (aarch64_ccmp_mode_to_code): Remove.
22985 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
22986 In 'k' case use integer as condition.
22987 (aarch64_nzcv_codes): Remove inverted cases.
22988 (aarch64_code_to_ccmode): Remove.
22989 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
22990 comparison with CC register to be used in folowing CCMP/branch/CSEL.
22991 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
22992 pattern. Return the comparison with CC register. Invert conditions
22993 when bitcode is OR.
22994 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
22995 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
22997 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22999 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23000 instrumented_version.
23002 2016-01-19 Richard Biener <rguenther@suse.de>
23004 PR tree-optimization/69336
23005 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23006 handled components with get_ref_base_and_extent.
23007 (equal_mem_array_ref_p): Adjust.
23009 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23012 * shrink-wrap.c: Include valtrack.h.
23013 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23014 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23015 in between insn and where it will be moved to. Call
23016 dead_debug_insert_temp.
23017 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23018 first and dead_debug_local_finish at the end.
23019 For uses and defs bitmap, handle all regs in between REGNO and
23020 END_REGNO, not just the first one.
23022 2016-01-19 Richard Biener <rguenther@suse.de>
23024 PR tree-optimization/69352
23025 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23026 (equal_mem_array_ref_p): Constrain size and max size properly.
23027 Compare the reverse flag.
23029 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23031 * ira.c (ira): Update regstat data if we deleted insns.
23033 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23035 PR rtl-optimization/68955
23036 PR rtl-optimization/64557
23037 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23038 here. Fix up formatting.
23039 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23041 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23044 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23045 assume that the node has body.
23046 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23049 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23051 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23054 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23056 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23057 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23059 2016-01-19 Martin Jambor <mjambor@suse.cz>
23060 Martin Liska <mliska@suse.cz>
23061 Michael Matz <matz@suse.de>
23063 * Makefile.in (OBJS): Add new source files.
23064 (GTFILES): Add hsa.c.
23065 * common.opt (disable_hsa): New variable.
23066 (-Whsa): New warning.
23067 * config.in (ENABLE_HSA): New.
23068 * configure.ac: Treat hsa differently from other accelerators.
23069 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23070 $enable_offloading.
23071 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23072 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23073 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23074 --with-hsa-kmt-lib.
23075 * doc/invoke.texi (-Whsa): Document.
23076 (hsa-gen-debug-stores): Likewise.
23077 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23078 to invoke offload compiler for hsa acclerator.
23079 * opts.c (common_handle_option): Determine whether HSA offloading
23080 should be performed.
23081 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23082 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23083 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23084 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23085 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23086 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23087 GF_OMP_FOR_KIND_GRID_LOOP.
23088 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23089 (pp_gimple_stmt_1): Likewise.
23090 * gimple-walk.c (walk_gimple_stmt): Likewise.
23091 * gimple.c (gimple_build_omp_grid_body): New function.
23092 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23093 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23094 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23095 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23096 GF_OMP_TEAMS_GRID_PHONY.
23097 (gimple_statement_omp_single_layout): Updated comments.
23098 (gimple_build_omp_grid_body): New function.
23099 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23100 (gimple_omp_for_grid_phony): New function.
23101 (gimple_omp_for_set_grid_phony): Likewise.
23102 (gimple_omp_parallel_grid_phony): Likewise.
23103 (gimple_omp_parallel_set_grid_phony): Likewise.
23104 (gimple_omp_teams_grid_phony): Likewise.
23105 (gimple_omp_teams_set_grid_phony): Likewise.
23106 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23107 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23108 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23109 (BUILT_IN_GOMP_TARGET): Updated type.
23110 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23111 (adjust_for_condition): New function.
23112 (get_omp_for_step_from_incr): Likewise.
23113 (extract_omp_for_data): Moved parts to adjust_for_condition and
23114 get_omp_for_step_from_incr.
23115 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23116 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23117 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23118 (scan_omp_parallel): Do not create child functions for phony
23120 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23121 (scan_omp_1_op): Checking assert we are not remapping to
23122 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23123 (parallel_needs_hsa_kernel_p): New function.
23124 (expand_parallel_call): Register apprpriate parallel child
23125 functions as HSA kernels.
23126 (grid_launch_attributes_trees): New type.
23127 (grid_attr_trees): New variable.
23128 (grid_create_kernel_launch_attr_types): New function.
23129 (grid_insert_store_range_dim): Likewise.
23130 (grid_get_kernel_launch_attributes): Likewise.
23131 (get_target_argument_identifier_1): Likewise.
23132 (get_target_argument_identifier): Likewise.
23133 (get_target_argument_value): Likewise.
23134 (push_target_argument_according_to_value): Likewise.
23135 (get_target_arguments): Likewise.
23136 (expand_omp_target): Call get_target_arguments instead of looking
23137 up for teams and thread limit.
23138 (grid_expand_omp_for_loop): New function.
23139 (grid_arg_decl_map): New type.
23140 (grid_remap_kernel_arg_accesses): New function.
23141 (grid_expand_target_kernel_body): New function.
23142 (expand_omp): Call it.
23143 (lower_omp_for): Do not emit phony constructs.
23144 (lower_omp_taskreg): Do not emit phony constructs but create for them
23145 a temporary variable receiver_decl.
23146 (lower_omp_taskreg): Do not emit phony constructs.
23147 (lower_omp_teams): Likewise.
23148 (lower_omp_grid_body): New function.
23149 (lower_omp_1): Call it.
23150 (grid_reg_assignment_to_local_var_p): New function.
23151 (grid_seq_only_contains_local_assignments): Likewise.
23152 (grid_find_single_omp_among_assignments_1): Likewise.
23153 (grid_find_single_omp_among_assignments): Likewise.
23154 (grid_find_ungridifiable_statement): Likewise.
23155 (grid_target_follows_gridifiable_pattern): Likewise.
23156 (grid_remap_prebody_decls): Likewise.
23157 (grid_copy_leading_local_assignments): Likewise.
23158 (grid_process_kernel_body_copy): Likewise.
23159 (grid_attempt_target_gridification): Likewise.
23160 (grid_gridify_all_targets_stmt): Likewise.
23161 (grid_gridify_all_targets): Likewise.
23162 (execute_lower_omp): Call grid_gridify_all_targets.
23163 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23164 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23165 (tree_omp_clause): Added union field dimension.
23166 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23167 * tree.c (omp_clause_num_ops): Added number of arguments of
23168 OMP_CLAUSE__GRIDDIM_.
23169 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23170 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23171 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23172 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23173 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23174 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23175 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23176 * tree-pass.h (make_pass_gen_hsail): Declare.
23177 (make_pass_ipa_hsa): Likewise.
23178 * ipa-hsa.c: New file.
23179 * lto-section-in.c (lto_section_name): Add hsa section name.
23180 * lto-streamer.h (lto_section_type): Add hsa section.
23181 * timevar.def (TV_IPA_HSA): New.
23182 * hsa-brig-format.h: New file.
23183 * hsa-brig.c: New file.
23184 * hsa-dump.c: Likewise.
23185 * hsa-gen.c: Likewise.
23188 * toplev.c (compile_file): Call hsa_output_brig.
23189 * hsa-regalloc.c: New file.
23191 2016-01-18 Jeff Law <law@redhat.com>
23193 PR tree-optimization/69320
23194 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23195 ranged object, do nothing if the RHS constant is not [0..1].
23196 (optimize_stmt): Comparing a boolean ranged object against a
23197 constant outside [0..1] results in a compile-time constant.
23199 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23202 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23204 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23205 (Option Summary): Update to reflect new section and moved options.
23206 (C++ Dialect Options): Move -fstats to new section.
23207 (Debugging Options): Move all dump, statistics, and other GCC
23208 developer options to new section. Rewrite section introduction
23209 and re-order remaining options to put the more basic ones first.
23210 (Optimization Options): Move -fira-verbose and -flto-report* to
23212 (Developer Options): New section incorporating moved options.
23213 * doc/cppopts.texi (-dM): Update cross-reference.
23215 2016-01-18 Richard Henderson <rth@redhat.com>
23218 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23219 operands to pseudo only if CSE is expected. Split long immediate
23220 operands only after reload, and for the stack pointer.
23221 (*add<GPI>3_pluslong): Remove.
23222 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23223 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23224 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23225 (*add<GPI>3 peepholes): New.
23226 (*add<GPI>3 splitters): New.
23227 * config/aarch64/constraints.md (Upl): New.
23228 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23230 2016-01-18 Richard Biener <rguenther@suse.de>
23232 PR tree-optimization/69297
23233 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23235 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23237 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23239 PR middle-end/68542
23240 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23241 of mixind vector and scalar types.
23242 (fold_relational_const): Add handling of vector
23243 comparison with boolean result.
23244 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23245 comparison of vector operands with boolean result for EQ/NE only.
23246 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23247 (verify_gimple_cond): Likewise.
23248 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23251 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23253 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23256 2016-01-18 Richard Biener <rguenther@suse.de>
23258 PR middle-end/69308
23259 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23261 2016-01-18 Tom de Vries <tom@codesourcery.com>
23263 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23265 2016-01-18 Tom de Vries <tom@codesourcery.com>
23267 * omp-low.c (set_oacc_fn_attrib): Make extern.
23268 * omp-low.h (set_oacc_fn_attrib): Declare.
23269 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23270 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23271 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23272 Add and handle function parameter oacc_kernels_p.
23273 (find_reduc_addr, get_omp_data_i_param): New function.
23274 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23275 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23276 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23277 Calculate dominance info. Skip loops that are not in a kernels region
23278 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23279 (pass_parallelize_loops::execute): Call parallelize_loops with
23280 oacc_kernels_p argument.
23281 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23282 New member function.
23283 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23284 * passes.def: Add argument to pass_parallelize_loops instantation.
23286 2016-01-18 Tom de Vries <tom@codesourcery.com>
23288 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23289 pass_parallelize_loops to be run outside the loop pipeline.
23291 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23293 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23294 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23296 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23299 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23300 using get_ref_base_and_extent.
23301 (equal_mem_array_ref_p): New.
23302 (hashable_expr_equal_p): Add call to previous.
23304 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23307 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23308 (sra_initialize): Allocate disqualified_constants.
23309 (sra_deinitialize): Free disqualified_constants.
23310 (disqualify_candidate): Update disqualified_constants when appropriate.
23311 (create_access): Scan for constant-pool entries as we go along.
23312 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23313 (maybe_add_sra_candidate): Allow constant-pool entries.
23314 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23315 (initialize_constant_pool_replacements): New.
23316 (sra_modify_assign): Avoid mangling assignments created by previous,
23317 and don't generate writes into constant pool.
23318 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23320 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23322 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23323 andnot instruction.
23324 (scalar_chain::convert_op): Likewise.
23325 * config/i386/i386.md (*andndi3_doubleword): New.
23327 2016-01-18 Richard Biener <rguenther@suse.de>
23329 PR tree-optimization/69170
23330 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23331 building a vector from scalar results of a pattern stmt.
23333 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23335 * haifa-sched.c (autopref_multipass_init): Work around
23336 -Wmaybe-uninitialized warning.
23338 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23340 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23341 against the constant 0.
23343 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23345 PR tree-optimization/68799
23346 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23347 look up phi candidates in the statement-candidate map.
23348 (phi_add_costs): Likewise.
23349 (record_phi_increments): Likewise.
23350 (phi_incr_cost): Likewise.
23351 (ncd_with_phi): Likewise.
23352 (all_phi_incrs_profitable): Likewise.
23354 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23356 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23357 -Wmaybe-uninitialized warning.
23359 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23361 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23362 (Option Summary): Update to reflect new section and moved options.
23363 (C++ Dialect Options): Move -fvtable-verify and related options.
23364 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23365 and profiling-related options.
23366 (Optimization Options): Move profile generation options and
23367 -fstack-protector and related options.
23368 (Instrumentation Options): New section incorporating moved options.
23369 (Code Generation Options): Move -finstrument-functions and
23370 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23372 2016-01-16 Tom de Vries <tom@codesourcery.com>
23374 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23376 2016-01-16 Tom de Vries <tom@codesourcery.com>
23378 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23380 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23382 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23383 that checks whether the table is already empty. Rename the
23384 original implementation to...
23385 (hash_table::empty_slot): ...this new private function.
23387 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23389 PR diagnostic/68899
23390 * diagnostic-show-locus.c (layout::print_source_line): Move x
23391 offset of line until after call to
23392 get_line_width_without_trailing_whitespace.
23394 2016-01-15 Jeff Law <law@redhat.com>
23396 PR tree-optimization/69270
23397 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23398 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23399 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23400 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23401 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23402 ssa_name_has_boolean_range and constant_boolean_node.
23404 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23406 PR rtl-optimization/69030
23407 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23409 (spill_pseudos): Delete debug insn for dead pseudo.
23410 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23412 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23414 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23416 (TYPES_UNOPUS): Likewise.
23417 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23418 builtin type, from UNOP to UNOPUS.
23419 (lbtruncuv4sf): Likewise.
23420 (lbtruncuv2df): Likewise.
23421 (lrounduv2sf): Likewise.
23422 (lrounduv4sf): Likewise.
23423 (lrounduv2df): Likewise.
23424 (lroundusf): Likewise.
23425 (lroundusf): Likewise.
23426 (lceiluv2sf): Likewise.
23427 (lceiluv4sf): Likewise.
23428 (lceiluv2df): Likewise.
23429 (lceilusf): Likewise.
23430 (lceiludf): Likewise.
23431 (lflooruv2sf): Likewise.
23432 (lflooruv4sf): Likewise.
23433 (lflooruv2df): Likewise.
23434 (lfloorusf): Likewise.
23435 (lfloorudf): Likewise.
23436 (lfrintnuv2sf): Likewise.
23437 (lfrintnuv4sf): Likewise.
23438 (lfrintnuv2df): Likewise.
23439 (lfrintnusf): Likewise.
23440 (lfrintnudf): Likewise.
23441 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23443 (vcvtq_u32_f32): Likewise.
23444 (vcvtq_u64_f64): Likewise.
23445 (vcvta_u32_f32): Likewise.
23446 (vcvtaq_u32_f32): Likewise.
23447 (vcvtaq_u64_f64): Likewise.
23448 (vcvtm_u32_f32): Likewise.
23449 (vcvtmq_u32_f32): Likewise.
23450 (vcvtmq_u64_f64): Likewise.
23451 (vcvtn_u32_f32): Likwise.
23452 (vcvtnq_u32_f32): Likewise.
23453 (vcvtnq_u64_f64): Likewise.
23454 (vcvtp_u32_f32): Likewise.
23455 (vcvtpq_u32_f32): Likewise.
23456 (vcvtpq_u64_f64): Likewise.
23457 (vcvtmd_u64_f64): Likewise.
23458 (vcvtms_u32_f32): Likewise.
23459 (vcvtad_u64_f64): Likewise.
23460 (vcvtas_u32_f32): Likewise.
23461 (vcvtnd_u64_f64): Likewise.
23462 (vcvtns_u32_f32): Likewise.
23463 (vcvtpd_u64_f64): Likewise.
23464 (vcvtps_u32_f32): Likewise.
23466 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23468 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
23469 CSEL of zero_extended registers.
23471 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23473 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
23474 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
23476 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23478 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
23479 false when argument string is not found in the attributes table
23482 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
23485 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
23486 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
23487 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
23488 precision estimate.
23490 2016-01-15 Richard Biener <rguenther@suse.de>
23492 PR tree-optimization/66856
23493 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
23494 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
23495 (vect_create_new_slp_node): Increment stmt reference count.
23496 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
23497 an SLP tree before swapping operands.
23498 (vect_build_slp_tree): Likewise.
23499 (destroy_bb_vec_info): Free stmt info after SLP instances.
23500 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
23501 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
23502 (STMT_VINFO_NUM_SLP_USES): New macro.
23504 2016-01-15 Richard Biener <rguenther@suse.de>
23507 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
23508 (add_linkage_name): ... here.
23509 (gen_typedef_die): Use add_linkage_name_raw instead of
23510 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
23513 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
23515 * gimplify.c (oacc_default_clause): Decode reference and pointer
23516 types for both kernels and parallel regions.
23518 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
23520 PR middle-end/69246
23521 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
23523 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23525 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
23526 (convert_scalars_to_vector): Likewise.
23528 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
23530 * doc/extend.texi (Type Traits): Fix grammar.
23532 2016-01-15 Martin Jambor <mjambor@suse.cz>
23534 * tree-inline.c (remap_decl): Use existing dclarations if
23535 remapping a type and prevent_decl_creation_for_types.
23536 (replace_locals_stmt): Do an initial remapping of non-VLA typed
23537 decls first. Do real remapping with
23538 prevent_decl_creation_for_types set.
23539 * tree-inline.h (copy_body_data): New field
23540 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
23543 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23545 * config/s390/s390.opt (mmvcle): More verbose help text.
23547 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23549 * config/s390/s390.opt: Add period to -mzvector option text.
23551 2016-01-15 Richard Biener <rguenther@suse.de>
23553 PR tree-optimization/68961
23554 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
23555 of invariants in stores again.
23557 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
23559 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
23561 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23563 * config/i386/i386.c (ix86_expand_branch): Don't split
23564 DI mode xor instruction to SI mode.
23566 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23569 * ipa-icf.c (sem_function::merge): Virtual functions may become
23570 reachable even if they address is not taken and there are no
23573 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23575 * lto-streamer-out.c (subtract_estimated_size): New function.
23576 (get_symbol_initial_value): Use it.
23578 2016-01-15 Christian Bruel <christian.bruel@st.com>
23581 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
23582 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
23583 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
23584 use add_builtin_function_ext_scope instead of add_builtin_function.
23585 (neon_set_p, neon_crypto_set_p): Remove.
23586 (arm_init_builtins): Always call arm_init_neon_builtins and
23587 arm_init_crypto_builtins.
23588 (arm_expand_builtin): Check that builtins are allowed for the arch.
23589 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
23590 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
23591 arm_init_neon_builtins call.
23593 2016-01-15 Richard Biener <rguenther@suse.de>
23595 PR tree-optimization/69117
23596 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
23597 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
23598 of the leader conservatively.
23599 (free_scc_vn): Restore original SSA name infos.
23601 2016-01-14 Jeff Law <law@redhat.com>
23603 PR tree-optimization/69270
23604 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
23605 single bit of precision, verify it's also unsigned.
23606 (record_edge_info): Use constant_boolean_node rather than fold_convert
23607 to convert boolean_true/boolean_false to the right type.
23609 2016-01-14 Richard Henderson <rth@redhat.com>
23612 * loop-doloop.c (record_reg_sets): New.
23613 (doloop_optimize): Reject the transform if the sequence
23614 clobbers registers live at the end of the loop block.
23615 (doloop_optimize_loops): Enable df_live if needed.
23617 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23619 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
23620 * config/rs6000/rs6000.c: Likewise.
23621 * config/rs6000/rs6000.h: Likewise.
23622 * config/rs6000/rs6000.md: Likewise.
23623 * doc/extend.texi: Likewsie.
23625 2016-01-14 Jeff Law <law@redhat.com>
23627 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
23630 2016-01-14 Richard Henderson <rth@redhat.com>
23634 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
23635 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
23636 instead of builtin_decl_declared_p to test for declaration.
23638 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
23640 * doc/loop.texi (Loop Analysis and Representation): Document
23641 loop_depth function.
23643 2016-01-14 Tom de Vries <tom@codesourcery.com>
23645 PR tree-optimization/68773
23646 * omp-low.c (expand_omp_target): Don't set force_output.
23647 * varpool.c (varpool_node::get_create): Same.
23648 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
23649 offload_funcs with force_output.
23651 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23654 * lra-eliminations.c (move_plus_up): Don't change anything if either
23655 the outer or inner subreg mode is not MODE_INT.
23656 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
23657 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
23659 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23661 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
23662 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
23663 reduc_uplus_@var{m}): Remove.
23664 * expr.c (expand_expr_real_2): Remove expansion path for
23665 reduc_[us](min|max|plus) optabs.
23666 * optabs-tree.c (scalar_reduc_to_vector): Remove.
23667 * optabs-tree.h (scalar_reduc_to_vector): Remove.
23668 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
23669 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
23670 * tree-vect-loop.c (vectorizable_reduction): Remove test for
23671 reduc_[us](min|max|plus) optabs.
23673 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23675 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
23676 (reduc_plus_scal_v2sf): New.
23677 (reduc_smax_v2sf): Rename to...
23678 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
23679 (reduc_smin_v2sf): Rename to...
23680 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
23682 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
23684 * alias.c (compare_base_symbol_refs): New function.
23685 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
23688 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23690 PR middle-end/68146
23691 PR tree-optimization/69155
23692 * tree-complex.c: Include cfganal.h.
23693 (phis_to_revisit): New variable.
23694 (extract_component): Add phiarg_p argument. Assert that returned
23695 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
23696 (update_phi_components): Partly rewrite to use loop over real/imag
23697 components instead of code duplication. If extract_component returns
23698 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
23699 create_tmp_reg into the PHI node instead, and mention the phi triplet
23700 in phis_to_revisit.
23701 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
23702 in phis_to_revisit at the end.
23704 2016-01-14 Richard Biener <rguenther@suse.de>
23706 PR tree-optimization/68060
23707 * tree-vect-loop.c (vect_is_simple_reduction): Check the
23708 outer loop reduction is only used in the inner loop before
23709 detecting a double reduction.
23711 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23714 * combine.c (expand_field_assignment): Punt if compute_mode is
23715 unsupported scalar mode.
23717 2016-01-14 Richard Biener <rguenther@suse.de>
23719 PR tree-optimization/66856
23720 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
23721 SLP node only if it built successfully.
23722 (vect_analyze_slp_instance): Adjust.
23724 2016-01-14 Jeff Law <law@redhat.com>
23726 PR tree-optimization/69270
23727 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
23728 (record_edge_info): Use it. Convert boolean_{true,false}_node
23729 to the type of op0.
23731 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
23734 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
23735 use block_ultimate_origin
23736 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
23738 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23740 * doc/invoke.texi (Submodel Options): Rename section to
23741 "Machine-Dependent Options" to better reflect its content.
23742 Rewrite introductory text to remove archaic CPU names.
23745 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23747 * doc/invoke.texi (Code Gen Options): Move section up in file,
23748 before target-specific options. Update menu and option summary
23749 to reflect the new section ordering.
23751 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23753 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
23754 (C++ Dialect Options): Add cross-reference to -std option.
23755 * doc/standards.texi (C++ Language): Document C++14 support.
23757 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
23759 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
23760 for pack/unpack functions for __ibm128.
23761 (PACK_IF): Likewise.
23762 (UNPACK_IF): Likewise.
23764 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
23765 support for __ibm128 pack/unpack functions.
23766 (rs6000_invalid_builtin): Likewise.
23767 (rs6000_init_builtins): Likewise.
23768 (rs6000_opt_masks): Likewise.
23770 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
23771 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
23773 (RS6000_BTM_COMMON): Likewise.
23775 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
23776 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
23777 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
23778 128-bit floating point. Add support for the double values to be
23779 in Altivec registers for TF/IF packing and unpacking, but restrict
23780 TD packing sub-fields to be FPR registers. Don't allow overlapped
23781 register support for packing. Allow pack inputs to be memory
23782 locations. Don't build generator functions for unpack<mode>_dm
23783 and unpack<mode>_nodm.
23784 (unpack<mode>_dm): Likewise.
23785 (unpack<mode>_nodm): Likewise.
23786 (pack<mode>): Likewise.
23788 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
23789 built-in functions to pack/unpack explicit __ibm128 values.
23790 (__builtin_unpack_ibm128): Likewise.
23792 * doc/extend.texi (PowerPC Built-in Functions): Document
23793 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
23795 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
23798 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
23799 Add new arg loc and pass it down as context.
23800 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
23801 to the location to use for the warning.
23802 (check_function_arguments): New arg loc. All callers changed. Pass
23803 it to check_function_nonnull.
23804 * c-common.h (check_function_arguments): Adjust declaration.
23806 2016-01-13 Jakub Jelinek <jakub@redhat.com>
23808 PR tree-optimization/69156
23809 * gimple.c (validate_type): Removed.
23810 (gimple_builtin_call_types_compatible_p): Use
23811 useless_type_conversion_p instead of validate_type.
23812 * value-prof.c (gimple_stringop_fixed_value): Fold
23813 icall_size to correct type.
23815 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23817 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
23820 2016-01-13 Richard Henderson <rth@redhat.com>
23823 * target.def (builtin_tm_load, builtin_tm_store): Remove.
23824 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
23825 (ix86_builtin_tm_store): Remove.
23826 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23827 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23828 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23829 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23830 * doc/tm.texi: Rebuild.
23832 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
23833 (BUILT_IN_TM_MEMCPY_RTWN): New.
23834 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
23835 fallback from vector to integer helpers.
23836 (build_tm_load): Handle vector types directly, instead of
23838 (build_tm_store): Likewise.
23839 (expand_assign_tm): Prepare for register types not handled by
23840 the above. Copy them to memory and use memcpy.
23841 * tree.c (tm_define_builtin): New.
23842 (find_tm_vector_type): New.
23843 (build_tm_vector_builtins): New.
23844 (build_common_builtin_nodes): Call it.
23846 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
23848 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
23849 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
23851 2016-01-13 Tom de Vries <tom@codesourcery.com>
23853 PR tree-optimization/69169
23854 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
23855 handled_struct_type param.
23856 (create_variable_info_for, intra_create_variable_infos): Call
23857 create_variable_info_for_1 with extra arg.
23859 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
23861 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
23862 and "armv8.1-a+crc" entries.
23864 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
23867 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
23868 Change first operand predicate from register_or_constm1_operand
23869 to register_operand.
23870 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
23871 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
23872 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
23873 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
23874 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
23875 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
23876 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
23877 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
23878 comparison with constm1_rtx from vec_prefetch_gen part.
23880 2016-01-13 Richard Biener <rguenther@suse.de>
23882 PR tree-optimization/69013
23883 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
23884 Exchange assert for a test.
23886 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23889 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
23891 2016-01-13 Richard Biener <rguenther@suse.de>
23893 PR tree-optimization/69242
23894 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
23895 assert with a check.
23897 2016-01-13 Richard Biener <rguenther@suse.de>
23899 PR tree-optimization/69186
23900 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
23901 Properly guard vect_update_misalignment_for_peel call.
23903 2016-01-12 Jeff Law <law@redhat.com>
23905 PR tree-optimization/pr67755
23906 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
23907 "need_profile_correction".
23908 (thread_block_1): Initialize new field to false by default. If we
23909 have multiple thread paths through a common joiner to different
23910 final targets, then set new field to true.
23911 (compute_path_counts): Only do count adjustment when it's really
23914 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23916 * doc/invoke.texi (Spec Files): Move section down in file, past
23917 all command-line option descriptions.
23919 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23921 PR middle-end/54809
23922 * doc/gty.texi: Remove documentation of mark_hook.
23923 * gengtype.c (struct write_types_data): Remove code to support
23924 mark_hook attribute.
23925 (walk_type): Likewise.
23926 (write_func_for_structure): Likewise.
23928 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23930 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
23931 Directory Options, and -specs= to Overall Options.
23932 (Overall Options): Adjust similarly. Reorder to group related
23933 options together. Make -specs= cross-reference the spec file details.
23934 (Directory Options): Adjust similarly.
23936 2016-01-12 Jeff Law <law@redhat.com>
23938 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
23940 2016-01-12 Olivier Hainque <hainque@adacore.com>
23942 * gcc.c (spec_undefvar_allowed): New global.
23943 (process_command): Set to true when running for --version or --help,
23945 (getenv_spec_function): When the variable is not defined, use the
23946 variable name as the variable value if we're allowed not to issue
23949 2016-01-12 Bin Cheng <bin.cheng@arm.com>
23951 PR tree-optimization/68911
23952 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
23953 information computed for expression "init + nit * step".
23955 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23957 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
23958 about name of GCC executable. Remove deleted node from menu.
23959 (Directory Options) <-B>: Remove cross-reference to deleted node.
23960 (Target Options): Delete section.
23962 2016-01-12 Christian Bruel <christian.bruel@st.com>
23965 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
23966 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
23968 2016-01-12 Jakub Jelinek <jakub@redhat.com>
23971 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
23972 aligned_mem is properly set for AVX512-VL floating point masked
23976 * ifcvt.c (cond_exec_process_if_block): When removing the last
23977 insn from then_bb, remove also any possible barriers that follow it.
23979 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
23983 * config/i386/iamcu.h (SIZE_TYPE): New macro.
23984 (PTRDIFF_TYPE): Likewise.
23985 (WCHAR_TYPE): Likewise.
23986 (WCHAR_TYPE_SIZE): Likewise.
23987 (STDINT_LONG32): Likewise.
23989 2016-01-12 Richard Biener <rguenther@suse.de>
23991 PR tree-optimization/69053
23992 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
23993 convert initial value for cond reductions.
23995 2016-01-12 Richard Biener <rguenther@suse.de>
23997 PR tree-optimization/69007
23998 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
23999 widen_sum after dot_prod and sad.
24001 2016-01-12 Richard Biener <rguenther@suse.de>
24003 PR tree-optimization/69168
24004 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24005 pattern stmt SLP type.
24006 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24007 end up unused so cope with that case.
24009 2016-01-12 Richard Biener <rguenther@suse.de>
24011 PR tree-optimization/69157
24012 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24013 stmts def type only during analyze phase.
24014 (vectorizable_call): Likewise.
24015 (vectorizable_simd_clone_call): Likewise.
24016 (vectorizable_conversion): Likewise.
24017 (vectorizable_assignment): Likewise.
24018 (vectorizable_shift): Likewise.
24019 (vectorizable_operation): Likewise.
24020 (vectorizable_store): Likewise.
24021 (vectorizable_load): Likewise.
24023 2016-01-12 Richard Biener <rguenther@suse.de>
24025 PR tree-optimization/69174
24026 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24028 (vectorizable_load): Properly compute the number of loads needed
24029 for permuted strided SLP loads and do not spuriously assign
24030 to SLP_TREE_VEC_STMTS.
24032 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24034 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24035 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24036 (MD_EXEC_PREFIX): Remove.
24037 (MD_STARTFILE_PREFIX) Removee.
24038 (FILE_NAME_ABSOLUTE_P): Remove.
24039 (CPP_SPEC): Do not read macros from sys/version.h.
24040 (LINK_COMMAND_SPEC): Remove.
24041 (LOCAL_INCLUDE_DIR): Remove.
24042 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24043 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24044 (POST_LINK_SPEC): Define to invoke stubify after linker
24045 (LIBSTDCXX): Remove define
24046 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24047 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24048 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24049 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24050 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24051 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24052 (i386_djgpp_asm_named_section): Add propotype of new procedure
24054 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24055 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24056 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24057 in config/i386/djgpp.h).
24058 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24059 STANDARD_STARTFILE_PREFIX_1.
24060 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24061 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24062 installation errors.
24063 (MAX_OFILE_ALIGNMENT): Define to 128.
24064 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24066 * config/i386/djgpp.c: New file. Add implementation of
24067 i386_djgpp_asm_named_section.
24069 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24071 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24072 Add rule for building djgpp.o.
24074 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24076 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24077 (rtx_is_swappable_p): Reductions are swappable.
24078 (insn_is_swappable_p): V2DF reductions are swappable.
24080 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24082 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24083 reloads for other unsupported memory operands.
24085 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24086 Jim Wilson <jim.wilson@linaro.org>
24089 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24090 copy_to_mode_reg instead of force_reg.
24092 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24095 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24096 TARGET_80387 is true.
24098 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24101 * lra-eliminations.c (move_plus_up): Only move plus up
24102 if subreg of the constant can be simplified into constant
24103 and use the simplified subreg of the constant instead of
24104 the original constant.
24106 * fold-const.c (fold_convertible_p): Don't return true
24107 for conversion of VECTOR_TYPE to same sized integral type.
24108 (fold_convert_loc): Fix up formatting. Fold conversion of
24109 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24110 instead of NOP_EXPR.
24112 PR tree-optimization/69214
24113 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24114 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24117 PR tree-optimization/69207
24118 * tree-vect-slp.c (vect_get_constant_vectors): For
24119 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24120 fold_convertible_p to vector_type's element type, and always
24121 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24123 2016-01-11 Richard Biener <rguenther@suse.de>
24125 PR tree-optimization/69173
24126 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24127 fixup the cycle if all stmts are in a pattern.
24129 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24131 PR middle-end/68999
24132 * alias.c (base_alias_check): Move check for addresses with
24133 alignment ANDs before the call for compare_base_decls.
24134 (memrefs_conflict_p): Return -1 for different decls
24135 that went through alignment adjustments.
24137 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24139 PR rtl-optimization/68796
24140 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24141 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24142 and QImode comparisons against zero with CC_NZmode.
24143 * config/aarch64/iterators.md (short_mask): New mode_attr.
24145 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24147 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24148 (<avx512>_store<mode>_mask): Likewise.
24150 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24151 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24153 PR rtl-optimization/68841
24154 * ifcvt.c (struct noce_if_info): Add orig_x field.
24155 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24156 Don't record conflicts on to_rename if it's present.
24157 Allow memory destinations in sets.
24158 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24159 blocks, passing orig_x to the checks.
24160 (noce_process_if_block): Set if_info->orig_x appropriately.
24162 2016-01-11 Tom de Vries <tom@codesourcery.com>
24164 PR tree-optimization/69069
24165 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24167 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24169 PR rtl-optimization/68920
24170 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24171 of conditional moves for RTL if-conversion to 1 for
24172 TARGET_ONE_IF_CONV_INSN.
24173 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24174 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24175 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24176 parameter to restirct number of conditional moves for
24178 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24179 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24182 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24185 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24186 onepart vars. Fix typo in comment. Fix reversed condition in
24188 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24191 * var-tracking.c (dump_onepart_variable_differences): New.
24192 (dataflow_set_different): If a detailed dump is requested,
24193 delay early returns and dump differences between onepart
24194 variables present before and after, and added variables.
24196 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24199 * expr.c (expand_expr_real_1): For boolean vector constants
24200 with a scalar mode use const_scalar_mask_from_tree.
24201 (const_scalar_mask_from_tree): New.
24202 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24203 assigned to a mask type to handle constants.
24205 2016-01-11 Martin Jambor <mjambor@suse.cz>
24208 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24209 useless parameters if we cannot change function signature.
24211 2016-01-11 Martin Jambor <mjambor@suse.cz>
24214 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24217 2016-01-11 Tom de Vries <tom@codesourcery.com>
24219 PR tree-optimization/69109
24220 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24223 2016-01-11 Tom de Vries <tom@codesourcery.com>
24225 PR tree-optimization/69108
24226 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24227 res is not used in a phi.
24229 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24232 * common.opt (frandom-seed): Fix parameter name.
24233 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24235 2016-01-11 Tom de Vries <tom@codesourcery.com>
24237 PR tree-optimization/69058
24238 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24241 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24243 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24244 (mcode-density): Likewise.
24246 2016-01-10 Tom de Vries <tom@codesourcery.com>
24248 PR tree-optimization/69062
24249 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24250 (parallelize_loops): Don't paralelize loop that has phi with address
24253 2016-01-10 Tom de Vries <tom@codesourcery.com>
24255 PR tree-optimization/69039
24256 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24259 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24261 PR middle-end/68743
24262 * match.pd: Require target has function_c99_misc before doing
24263 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24265 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24267 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24269 * configure: Regenerate.
24271 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24273 PR middle-end/50865
24274 PR tree-optimization/69097
24275 * fold-const.h (expr_not_equal_to): New prototype.
24276 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24277 (expr_not_equal_to): New function.
24278 * match.pd (X % -Y is the same as X % Y): Don't optimize
24279 unless X is known not to be equal to minimum or Y is known
24280 not to be equal to -1.
24281 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24282 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24283 (simplify_stmt_using_ranges): Adjust caller.
24284 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24285 substitute_and_fold.
24287 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24289 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24292 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24294 PR tree-optimization/69167
24295 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24296 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24298 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24300 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24301 Richard Biener <rguenther@suse.de>
24303 PR tree-optimization/68707
24304 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24305 instances that can be handled via vect_load_lanes.
24307 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24309 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24310 if we can't determine address equivalence.
24311 * alias.c (compare_base_decl): Update for changed return value of
24312 symtab_node::equal_address_to.
24314 2016-01-08 Jason Merrill <jason@redhat.com>
24318 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24319 * expr.c (store_field): Not here.
24320 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24321 call with TREE_ADDRESSABLE type.
24322 * tree-cfg.c (verify_gimple_call): Adjust.
24324 2016-01-08 Olivier Hainque <hainque@adacore.com>
24326 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24329 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24331 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24332 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24333 (reduc_smin_v2sf): Rename to...
24334 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24335 (reduc_splus_v2sf): Rename to...
24336 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24338 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24340 PR tree-optimization/69162
24341 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24342 valist argument in another argument.
24343 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24344 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24345 to determine the va_list type, build a MEM_REF instead of
24346 build_fold_indirect_ref.
24348 PR tree-optimization/69172
24349 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24352 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24354 PR tree-optimization/67781
24355 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24356 and cmpnop in two steps: first the ones not accessed in original
24357 gimple expression in a endian independent way and then the ones not
24358 accessed in the final result in an endian-specific way.
24360 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24362 PR tree-optimization/69083
24363 * tree-vect-slp.c (vect_get_constant_vectors): For
24364 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24365 element type. If op is fold_convertible_p to vector_type's element
24366 type, use NOP_EXPR instead of VCE.
24368 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24370 PR rtl-optimization/67778
24371 PR rtl-optimization/68634
24372 PR rtl-optimization/68909
24373 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24374 block from the stack until done with it. Remove a superfluous
24375 bitmap set. Remove a superfluous bitmap test.
24377 2016-01-07 Martin Sebor <msebor@redhat.com>
24380 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24381 constraint on the type of arguments.
24383 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24385 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24386 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24387 unaligned_access on the gcc_options set.
24388 * config/arm/arm.c (arm_option_override_internal): Use
24389 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24391 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24394 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24395 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24397 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24400 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24403 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24404 depending on frame_pointer_needed before remaining integer and SSE
24405 registers are saved.
24407 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24410 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24412 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24415 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24416 Use the "xBm" constraint.
24417 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24419 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24420 (sse_cvtsi2ssq<round_name>): Likewise.
24421 (sse_cvtss2si<round_name>): Likewise.
24422 (sse_cvtss2siq<round_name>): Likewise.
24423 (sse2_cvtsi2sdq<round_name>): Likewise.
24424 (sse2_cvtsd2si<round_name>): Likewise.
24425 (sse2_cvtsd2siq<round_name>): Likewise.
24426 * config/i386/subst.md (round_nimm_scalar_predicate): New
24429 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24431 PR middle-end/67639
24432 * varasm.c (make_decl_rtl): Mark invalid register vars as
24435 PR rtl-optimization/66206
24436 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24437 All callers changed.
24439 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24441 PR tree-optimization/69141
24442 * tree-ssa-pre.c: Include langhooks.h.
24443 (eliminate_dom_walker::before_dom_children): Use
24444 lang_hooks.decl_printable_name instead of
24445 cgraph_node::get ()->name ().
24447 PR middle-end/68960
24448 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24449 it and DECL_ALIGN too.
24451 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
24453 * config/mips/mips-ftypes.def: Sort to lexicographical order.
24455 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24458 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24459 depending on frame_pointer_needed before remaining integer and SSE
24460 registers are saved.
24462 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24464 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
24465 mode iterator with VSX_M2.
24466 (*p9_vecstore_<mode>): Likewise.
24467 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
24468 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
24469 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
24470 (define_split for VSX_LE128 stores): Likewise.
24471 (define_peephole2 for TImode LE swaps): Likewise.
24472 (define_split for VSX_LE128 post-reload stores): Likewise.
24474 2016-01-06 Marek Polacek <polacek@redhat.com>
24477 * convert.c (convert_to_integer_1): Adjust call to
24478 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
24479 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
24480 EXPR instead of ARG.
24481 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
24483 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24486 * doc/extend.texi (RL78 Variable Attributes): New section.
24488 2016-01-05 Marek Polacek <polacek@redhat.com>
24491 * builtins.c (get_memmodel): Use expansion point location rather than
24492 the input location. Call warning_at rather than warning.
24493 (expand_builtin_atomic_compare_exchange): Likewise.
24494 (expand_builtin_atomic_load): Likewise.
24495 (expand_builtin_atomic_store): Likewise.
24496 (expand_builtin_atomic_clear): Likewise.
24498 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24501 * config/i386/i386.c (ix86_expand_vector_logical_operator):
24502 Replace nonimmediate_operand with vector_operand.
24503 * config/i386/predicates.md (vector_operand): New predicate.
24504 (general_vector_operand): Replace nonimmediate_operand with
24506 * config/i386/sse.md: Replace nonimmediate_operand with
24507 vector_operand and m constraint with Bm constraint on SSE
24508 patterns with 16-byte memory operand.
24509 * config/i386/subst.md (round_nimm_predicate): Replace
24510 nonimmediate_operand with vector_operand.
24511 (round_saeonly_nimm_predicate): Likewise.
24512 (round_saeonly_nimm_scalar_predicate): New.
24514 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24517 * config/i386/constraints.md (Bm): New constraint.
24518 * config/i386/predicates.md (vector_memory_operand): New
24520 * config/i386/sse.md: Replace xm with xBm in plusminus and
24521 any_logic patterns.
24523 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24526 * doc/extend.texi (V850 Function Attributes): New section.
24527 (V850 Variable Attributes): New section.
24529 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24532 * doc/extend.texi (MicroBlaze Function Attributes): Document
24533 interrupt_handler and fast_interrupt attributes.
24535 2016-01-05 Sergei Trofimovich <siarheit@google.com>
24538 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
24539 for local symbolic operands.
24540 * config/ia64/predicates.md (local_symbolic_operand64): New
24543 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24545 PR rtl-optimization/68651
24546 * combine.c (combine_simplify_rtx): Canonicalize x + x into
24549 2016-01-05 Nathan Sidwell <nathan@acm.org>
24551 * alias.c (compare_base_decls): Use symtab_node::get.
24553 2016-01-05 Nick Clifton <nickc@redhat.com>
24556 * ira-costs.c (copy_cost): Initialise the t_icode field of the
24557 secondary_reload_info structure.
24560 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
24561 decls if weak support is available.
24563 2016-01-04 Martin Sebor <msebor@redhat.com>
24565 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
24567 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24569 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
24570 OPTION_MASK_P9_DFORM.
24572 * config/rs6000/constraints.md (wo constraint): New constraint for
24575 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
24577 (rs6000_init_hard_regno_mode_ok): Likewise.
24579 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
24582 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
24583 expanders not to have constraints. Add support for ISA 3.0 xxperm
24584 instruction. Add support for fusing xxlor with xxperm.
24585 (altivec_vperm_<mode>_internal): Likewise.
24586 (altivec_vperm_v8hiv16qi): Likewise.
24587 (altivec_vperm_<mode>v16q): Likewise.
24588 (altivec_vperm_<mode>_uns): Likewise.
24589 (vperm_v8hiv4si): Likewise.
24590 (vperm_v16qiv8hi): Likewise.
24592 * doc/md.texi (RS/6000 constraints): Document wo constraint.
24594 2016-01-04 Jakub Jelinek <jakub@redhat.com>
24596 Update copyright years.
24598 * gcc.c (process_command): Update copyright notice dates.
24599 * gcov-dump.c (print_version): Ditto.
24600 * gcov.c (print_version): Ditto.
24601 * gcov-tool.c (print_version): Ditto.
24602 * gengtype.c (create_file): Ditto.
24603 * doc/cpp.texi: Bump @copying's copyright year.
24604 * doc/cppinternals.texi: Ditto.
24605 * doc/gcc.texi: Ditto.
24606 * doc/gccint.texi: Ditto.
24607 * doc/gcov.texi: Ditto.
24608 * doc/install.texi: Ditto.
24609 * doc/invoke.texi: Ditto.
24611 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24613 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
24614 modes larger than TImode as TImode if NEON is not enabled.
24616 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24619 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
24620 mode for %f0-%f31 only if TARGET_FPU.
24622 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24625 * config/sparc/sparc.c (scan_record_type): Take into account subfields
24626 to compute the PACKED_P predicate.
24627 (function_arg_record_value): Minor tweaks.
24629 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24631 * doc/install.texi (--with-multilib-list): Describe the meaning of the
24632 option for arm*-*-* targets.
24634 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
24636 * doc/extend.texi (Common Function Attributes): Move docs for
24637 MSP430-specific attributes to....
24638 (MSP430 Function Attributes): ...here. Delete the redundant
24639 entries and copy-edit the remaining text.
24640 (MSP430 Variable Attributes): Use uniform format for index
24641 entries and add a cross-reference to the corresponding function
24644 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
24646 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
24648 (x86 Options): Likewise.
24650 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24654 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
24655 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
24656 to corresponding attribute.
24658 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24660 * doc/extend.texi (Common Function Attributes) <noplt>: Move
24661 to correct alphabetization of table. Copy-edit and correct
24663 <stack_protect>: Likewise.
24664 <target_clones>: Likewise.
24666 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
24667 Correct punctuation.
24668 (Code Gen Options) <-fno-plt>: Copy-edit.
24670 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
24673 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
24674 SI values. Explicitly convert SI to DI and vice-versa.
24676 2016-01-01 Jakub Jelinek <jakub@redhat.com>
24678 PR tree-optimization/69070
24679 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
24680 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
24683 * ubsan.c (ubsan_instrument_float_cast): Call
24684 initialize_sanitizer_builtins.
24687 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
24689 Copyright (C) 2016 Free Software Foundation, Inc.
24691 Copying and distribution of this file, with or without modification,
24692 are permitted in any medium without royalty provided the copyright
24693 notice and this notice are preserved.