1 2016-09-29 David Malcolm <dmalcolm@redhat.com>
3 * Makefile.in (OBJS): Add print-rtl-function.o.
4 * print-rtl-function.c: New file.
5 * print-rtl.h (print_rtx_function): New decl.
7 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/cpuid.h (__get_cpuid_count): New.
11 (__get_cpuid): Rename __level to __leaf.
13 2016-09-29 Marek Polacek <polacek@redhat.com>
15 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
17 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
19 * builtins.c (expand_builtin_memcmp): don't swap args unless
20 result is only being compared with zero.
22 2016-09-29 Marek Polacek <polacek@redhat.com>
24 * dwarf2out.c (loc_descriptor): Add fall through comment.
25 (add_const_value_attribute): Likewise.
27 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
29 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
30 with "v6t2". Move "arch" attribute above "pool_range".
31 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
33 (*thumb2_movhi_vfp): Likewise.
34 (*arm_movhi_fp16): Likewise.
35 (*thumb2_movhi_fp16): Likewise.
36 (*arm_movsi_vfp): Remove "arch" attribute.
37 (*thumb2_movsi_vfp): Likewise.
39 2016-09-29 Martin Liska <mliska@suse.cz>
41 * doc/extend.texi: Remove limitation of Objective C for
42 __attribute__((constructor)) and __attribute__((destructor)).
44 2016-09-29 Richard Biener <rguenther@suse.de>
46 PR tree-optimization/77768
47 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
48 Handle stores to readonly memory when removing redundant stores.
50 2016-09-29 Richard Biener <rguenther@suse.de>
53 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
54 X / -X -> -1 simplifications.
56 2016-09-29 Richard Biener <rguenther@suse.de>
59 * match.pd: Add max(a,-a) -> abs(a) pattern.
60 * tree-ssa-phiopt.c (minmax_replacement): Disable for
61 HONOR_SIGNED_ZEROS types.
63 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
65 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
66 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
68 2016-09-29 Richard Biener <rguenther@suse.de>
70 * tree-vrp.c (set_defs_to_varying): New helper avoiding
71 writing to vr_const_varying.
72 (vrp_initialize): Call it.
73 (vrp_visit_stmt): Likewise.
74 (evrp_dom_walker::before_dom_children): Likewise.
76 2016-09-29 Richard Biener <rguenther@suse.de>
78 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
79 constructors with vector elements.
81 2016-09-29 Richard Biener <rguenther@suse.de>
83 PR tree-optimization/77768
84 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
85 with stores to a place we know has a constant value.
87 2016-09-29 Alan Modra <amodra@gmail.com>
89 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
90 * doc/invoke.texi: Document it.
91 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
92 (rs6000_passes_float): Comment.
93 (rs6000_passes_long_double): New static var.
94 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
95 (init_cumulative_args): Set up to emit fp .gnu_attribute for
96 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
97 to include fp values returned in vectors.
98 Set rs6000_passes_long_double.
99 (rs6000_function_arg_advance_1): Likewise for function args.
100 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
101 and SPE. Emit long double tag value too.
102 (rs6000_opt_vars): Add gnu-attr.
103 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
104 * configure: Regenerate.
105 * config.in: Regenerate.
107 2016-09-28 Jakub Jelinek <jakub@redhat.com>
109 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
111 (format_floating, format_string, format_directive,
112 get_destination_size, pass_sprintf_length::handle_gimple_call):
115 2016-09-28 Jakub Jelinek <jakub@redhat.com>
117 * gimple-ssa-sprintf.c: Fix comment formatting.
118 (format_integer): Use is_gimple_assign.
119 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
120 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
121 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
122 (pass_sprintf_length::execute): Use is_gimple_call.
124 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
126 * gimple-fold.c (gimple_fold_builtin): After failing to fold
127 strchr, also try the generic folding.
129 2016-09-28 Martin Sebor <msebor@redhat.com>
132 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
135 2016-09-28 Martin Sebor <msebor@redhat.com>
138 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
139 length modifier is not expected.
140 (format_floating): Ignore l length modifier and fail gracefuly
141 when it isn't one of the other expected ones.
143 2016-09-28 Martin Sebor <msebor@redhat.com>
146 * varasm.c (assemble_addr_to_section): Increase local buffer size.
148 2016-09-27 Richard Biener <rguenther@suse.de>
150 * dwarf2out.c (cu_die_list): New global.
151 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
152 main_comp_unit_die to cu_die_list if we created it.
153 Move break_out_includes ...
154 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
157 2016-09-28 Richard Biener <rguenther@suse.de>
159 * dwarf2out.c (struct die_struct): Add removed flag.
160 (lookup_type_die): If the DIE is marked as removed, clear
161 TYPE_SYMTAB_DIE and return NULL.
162 (lookup_decl_die): If the DIE is marked as removed, remove it
163 from the hash and return NULL.
164 (mark_removed): New helper.
165 (prune_unused_types_prune): Call it for removed DIEs.
166 (gen_subprogram_die): Move the premark_used_types call to after
167 DIEs for the functions scopes are generated.
168 (process_scope_var): Do not re-create pruned types or type decls.
169 Make sure to also re-parent type decls.
170 (dwarf2out_finish): Move unused type pruning and debug_types
172 (dwarf2out_early_finish): ... here.
174 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
176 * config/arc/arc-c.c: New file.
177 * config/arc/arc-c.def: Likewise.
178 * config/arc/t-arc: Likewise.
179 * config.gcc: Include arc-c.o as c and cpp object.
180 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
181 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
182 arc_cpu_cpp_builtins.
184 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
186 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
187 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
189 2016-09-28 Nathan Sidwell <nathan@acm.org>
191 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
194 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
196 PR tree-optimization/61056
197 * gimple-fold.c (gimple_fold_builtin_strchr):
198 New function to optimize strchr (s, 0) to strlen.
199 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
201 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
203 PR tree-optimization/77724
204 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
205 Add tree_fits_shwi_p check.
207 2016-09-27 Jakub Jelinek <jakub@redhat.com>
209 * auto-inc-dec.c (try_merge): Remove break after return.
210 * cselib.c (autoinc_split): Likewise.
211 * explow.c (promote_mode): Likewise.
212 * fixed-value.c (fixed_arithmetic): Likewise.
213 * hsa.c (hsa_internal_fn::get_arity): Likewise.
214 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
215 * trans-mem.c (get_attrs_for): Likewise.
216 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
217 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
218 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
219 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
220 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
221 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
222 * config/cris/cris.c (cris_op_str): Likewise.
223 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
224 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
226 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
228 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
229 IFN_GOACC_REDUCTION_CODES): New.
230 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
231 ifn_goacc_reduction_kind): Use them.
232 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
233 of internal functions, when applicable.
235 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
237 * config/mips/constraints.md (d): Fix documentation.
238 * doc/md.texi (Machine Constraints): Update accordingly.
240 2016-09-27 Richard Biener <rguenther@suse.de>
242 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
243 cur_line_info_table initialization ...
244 (dwarf2out_assembly_start): ... here.
246 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
248 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
249 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
250 (*thumb2_movhi_vfp): Likewise.
251 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
252 template. Expand predicable attribute to mark VMOV.F16 as not
253 predicable. Add "arch" attribute.
254 (*thumb2_movhi_fp16): Likewise.
255 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
256 (*thumb2_movsi_vfp): Add "arch" attribute.
258 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
260 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
263 2016-09-27 Marek Polacek <polacek@redhat.com>
265 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
268 * config/c6x/c6x.h: Adjust fall through comment.
269 * config/sh/sh.c (final_prescan_insn): Likewise.
270 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
271 (visium_expand_fp_cstore): Likewise.
273 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
275 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
276 expected by -Wimplicit-fallthrough.
277 (thumb1_size_rtx_costs): Likewise.
278 (thumb2_reorg): Likewise.
279 (tls_mentioned_p): Add "Fall through" comment.
280 (thumb2_reorg): Likewise.
281 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
282 comment form expected by -Wimplicit-fallthrough.
284 2016-09-27 Martin Liska <mliska@suse.cz>
286 PR gcov-profile/46266
287 * input.h (RESERVED_LOCATION_P): New macro.
288 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
289 instread of comparison with UNKNOWN_LOCATION.
291 2016-09-27 Richard Biener <rguenther@suse.de>
293 PR tree-optimization/77745
294 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
295 When removing redundant stores make sure to check compatibility
296 of the TBAA state for downstream accesses.
297 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
298 value-numbering virtual operands for store matches.
300 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
303 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
304 movrt patterns. Match them before anything else in the SET case.
306 2016-09-27 Martin Liska <mliska@suse.cz>
309 PR gcov-profile/16855
310 PR gcov-profile/44779
311 * coverage.c (build_gcov_exit_decl): New function.
312 (coverage_obj_init): Call the function and generate __gcov_exit
314 * doc/gcov.texi: Document when __gcov_exit function is called.
316 2016-09-27 Marek Polacek <polacek@redhat.com>
319 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
320 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
321 -Wno-error instead of -Wno-implicit-fallthrough.
323 2016-09-27 Martin Liska <mliska@suse.cz>
326 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
328 2016-09-27 Jakub Jelinek <jakub@redhat.com>
330 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
331 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
332 comments. Remove break after return.
333 (ix86_fp_compare_code_to_integer, has_dispatch,
334 ix86_simd_clone_usable): Remove break after return.
336 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
338 PR rlt-optimization/77714
339 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
342 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
345 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
346 extract_range_from_unary_expr to convert value_range.
347 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
348 (extract_range_from_unary_expr): This.
349 * tree-vrp.h (extract_range_from_unary_expr): Declare.
351 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
353 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
355 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
357 * config/i386/i386.c (ix86_print_operand)
358 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
359 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
360 (epilogue_renumber): Likewise.
362 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
365 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
366 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
368 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
370 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
371 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
372 is_mm_seq_cst, is_mm_sync): Move to ...
373 * memmodel.h: This. New file.
374 * builtins.c: Include memmodel.h.
375 * optabs.c: Likewise.
377 * config/aarch64/aarch64.c: Likewise.
378 * config/alpha/alpha.c: Likewise.
379 * config/arm/arm.c: Likewise.
380 * config/i386/i386.c: Likewise.
381 * config/ia64/ia64.c: Likewise.
382 * config/mips/mips.c: Likewise.
383 * config/rs6000/rs6000.c: Likewise.
384 * config/sparc/sparc.c: Likewise.
385 * genconditions.c: Include memmodel.h in generated file.
386 * genemit.c: Likewise.
387 * genoutput.c: Likewise.
388 * genpeep.c: Likewise.
389 * genpreds.c: Likewise.
390 * genrecog.c: Likewise.
392 2016-09-26 David Malcolm <dmalcolm@redhat.com>
394 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
395 "c" instead when parsing characters. Move operand parsing into...
396 (read_rtx_operand): ...this new function, renaming "i" to "idx",
397 and tightening the scope of various locals.
399 2016-09-26 Liu Hao <lh_mouse@126.com>
401 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
403 2016-09-26 Marek Polacek <polacek@redhat.com>
405 * system.h: Use __has_attribute to check whether the fallthrough
406 attribute is supported.
408 2016-09-26 Marek Polacek <polacek@redhat.com>
410 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
411 gimple_call_internal_p.
412 * ipa-split.c (find_return_bb): Likewise.
413 (execute_split_functions): Likewise.
414 * omp-low.c (dump_oacc_loop_part): Likewise.
415 (oacc_loop_xform_head_tail): Likewise.
416 * predict.c (predict_loops): Likewise.
417 * sanopt.c (pass_sanopt::execute): Likewise.
418 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
419 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
420 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
421 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
422 (expand_ifn_va_arg): Likewise.
423 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
424 (optimize_mask_stores): Likewise.
425 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
426 (vect_transform_stmt): Likewise.
427 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
428 * tsan.c (instrument_memory_accesses): Likewise.
430 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
431 Alexander Monakov <amonakov@ispras.ru>
433 * regrename.c (rename_chains): Check
434 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
435 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
436 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
438 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
440 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
441 (s390_sched_score): Likewise.
443 2016-09-26 Martin Liska <mliska@suse.cz>
445 * doc/gcov.texi: Update program output of gcov tool.
447 2016-09-26 Martin Liska <mliska@suse.cz>
449 PR gcov-profile/23332
450 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
451 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
452 * value-prof.c (dump_histogram_value): Do not handle
453 HIST_TYPE_CONST_DELTA.
454 (stream_in_histogram_value): Likewise.
455 (gimple_find_values_to_profile): Likewise.
456 * value-prof.h (enum hist_type): Likewise.
458 2016-09-26 Martin Liska <mliska@suse.cz>
460 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
461 from default sanitize recover values.
462 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
463 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
464 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
466 * opts.c (finish_options): Do a generic loop over options
467 that can be recovered.
468 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
470 (common_handle_option): Likewise.
471 * opts.h: Declare can_recover to sanitizer_opts_s.
473 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
475 * target.def(elf_flags_numeric): Change documentation to present tense.
476 * doc/tm.texi: Regenerate.
478 2016-09-26 Marek Polacek <polacek@redhat.com>
481 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
482 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
483 -Wno-switch-fallthrough.
484 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
485 (expand_builtin): Likewise.
486 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
487 * convert.c (convert_to_real_1): Likewise.
488 (convert_to_integer_1): Likewise.
489 * final.c (output_alternate_entry_point): Likewise.
490 * genattrtab.c (make_canonical): Likewise.
491 (write_test_expr): Likewise.
492 * genpreds.c (validate_exp): Likewise.
493 * gimple-ssa-strength-reduction.c
494 (find_candidates_dom_walker::before_dom_children): Likewise.
495 * godump.c (go_format_type): Likewise.
496 * reload1.c (elimination_effects): Likewise.
497 * resource.c (mark_referenced_resources): Likewise.
498 (mark_set_resources): Likewise.
499 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
500 * varasm.c (output_addressed_constants): Likewise.
502 2016-09-26 Marek Polacek <polacek@redhat.com>
505 * common.opt (Wimplicit-fallthrough): New option.
506 * doc/extend.texi: Document statement attributes and the fallthrough
508 * doc/invoke.texi: Document -Wimplicit-fallthrough.
509 * gimple.h (gimple_call_internal_p): New function.
510 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
511 (struct label_entry): New struct.
512 (find_label_entry): New function.
513 (case_label_p): New function.
514 (collect_fallthrough_labels): New function.
515 (last_stmt_in_scope): New function.
516 (should_warn_for_implicit_fallthrough): New function.
517 (warn_implicit_fallthrough_r): New function.
518 (maybe_warn_implicit_fallthrough): New function.
519 (expand_FALLTHROUGH_r): New function.
520 (expand_FALLTHROUGH): New function.
521 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
522 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
523 (gimplify_label_expr): New function.
524 (gimplify_case_label_expr): Set location.
525 (gimplify_expr): Call gimplify_label_expr.
526 * internal-fn.c (expand_FALLTHROUGH): New function.
527 * internal-fn.def (FALLTHROUGH): New internal function.
528 * langhooks.c (lang_GNU_OBJC): New function.
529 * langhooks.h (lang_GNU_OBJC): Declare.
530 * system.h (gcc_fallthrough): Define.
531 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
532 * tree.h (FALLTHROUGH_LABEL_P): Define.
534 2016-09-26 Richard Biener <rguenther@suse.de>
536 * dwarf2out.c (stripattributes): Remove unused function.
537 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
538 Push dwarf_split_debug_info handling into init_sections_and_labels.
539 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
540 (DEBUG_MACRO_SECTION_FLAGS): Remove.
541 (debug_macinfo_section_name): New global.
542 (output_macinfo): Use debug_macinfo_section_name.
543 (init_sections_and_labels): Split out section and label generation
544 from dwarf2out_init. Set debug_macinfo_section_name.
545 (dwarf2out_init): Move text section label generation and emission
547 (dwarf2out_assembly_start): ... here.
548 (dwarf2out_finish): Call init_sections_and_labels before DWARF
551 2016-09-26 Richard Biener <rguenther@suse.de>
554 * cgraphunit.c (analyze_functions): Before early removing
555 global vars calls the late_global_decl debug handler mark
556 the variable as readonly.
558 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
561 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
562 (sh_rtx_costs): Handle SET of movt and movrt patterns.
563 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
564 declare new overloads.
565 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
568 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
570 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
571 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
573 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
575 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
576 * configure: Regenerate.
578 2016-09-24 Marek Polacek <polacek@redhat.com>
581 * doc/invoke.texi: Document -Wbool-operation.
583 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
585 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
586 * config/rs6000/rs6000.c (expand_block_compare): New function used by
587 cmpmemsi pattern to do builtin expansion of memcmp ().
588 (compute_current_alignment): Add helper function for
589 expand_block_compare used to compute alignment as the compare proceeds.
590 (select_block_compare_mode): Used by expand_block_compare to select
591 the mode used for reading the next chunk of bytes in the compare.
592 (do_load_for_compare): Used by expand_block_compare to emit the load
593 insns for the compare.
594 (rs6000_emit_dot_insn): Moved this function to avoid a forward
595 reference from expand_block_compare ().
596 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
597 prototype for this function.
598 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
599 target option for controlling how much code inline expansion of
600 memcmp() will be allowed to generate.
602 2016-09-23 Jakub Jelinek <jakub@redhat.com>
604 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
605 hook_bool_mode_false, hook_bool_mode_true,
606 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
607 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
608 hook_bool_const_rtx_insn_const_rtx_insn_true,
609 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
610 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
611 hook_bool_const_tree_hwi_hwi_const_tree_false,
612 hook_bool_const_tree_hwi_hwi_const_tree_true,
613 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
614 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
615 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
616 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
617 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
618 hook_bool_const_tree_true, hook_bool_tree_tree_false,
619 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
620 hook_bool_rtx_insn_true, hook_bool_rtx_false,
621 hook_bool_uintp_uintp_false,
622 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
623 hook_rtx_tree_int_null, hook_uint_mode_0,
624 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
625 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
626 hook_constcharptr_const_rtx_insn_null,
627 hook_constcharptr_const_tree_const_tree_null,
628 hook_constcharptr_int_const_tree_null,
629 hook_constcharptr_int_const_tree_const_tree_null,
630 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
631 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
632 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
634 * vec.h (vNULL): Extend comment to say = vNULL initialization
635 isn't needed for static vars.
637 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
638 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
639 = vNULL initialization of file scope vec.
640 * passes.c (pass_tab, enabled_pass_uid_range_tab,
641 disabled_pass_uid_range_tab): Likewise.
642 * haifa-sched.c (sched_luids, h_i_d): Likewise.
643 * tree-chkp-opt.c (check_infos): Likewise.
644 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
646 * vec.h (vnull::operator vec): Add constexpr keyword for
649 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
651 PR tree-optimization/77654
652 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
653 to duplicate_ssa_name_ptr_info.
655 2016-09-23 David Malcolm <dmalcolm@redhat.com>
657 PR preprocessor/77672
658 * input.c (selftest::test_lexer_string_locations_simple): Update
659 test to expect location information of the terminator character
660 at the location of the final closing quote.
661 (selftest::test_lexer_string_locations_hex): Likewise.
662 (selftest::test_lexer_string_locations_oct): Likewise.
663 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
664 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
665 (selftest::test_lexer_string_locations_ucn4): Likewise.
666 (selftest::test_lexer_string_locations_ucn8): Likewise.
667 (selftest::test_lexer_string_locations_u8): Likewise.
668 (selftest::test_lexer_string_locations_utf8_source): Likewise.
669 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
670 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
671 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
672 (selftest::test_lexer_string_locations_macro): Likewise.
673 (selftest::test_lexer_string_locations_long_line): Likewise.
675 2016-09-23 Richard Biener <rguenther@suse.de>
677 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
678 virtual definition to virtual use if the call devirtualizes
679 to a const or pure function.
680 (visit_use): Also visit calls we can devirtualize to a
681 const or pure function.
683 2016-09-23 Richard Biener <rguenther@suse.de>
685 PR tree-optimization/77697
686 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
687 signal error if we have sth ternary or unhandled.
689 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
691 * config/arm/arm_neon.h (vabd_f16): New.
729 (vcvtq_f16_s16): New.
730 (vcvtq_f16_u16): New.
731 (vcvtq_s16_f16): New.
732 (vcvtq_u16_f16): New.
733 (vcvta_s16_f16): New.
734 (vcvta_u16_f16): New.
735 (vcvtaq_s16_f16): New.
736 (vcvtaq_u16_f16): New.
737 (vcvtm_s16_f16): New.
738 (vcvtm_u16_f16): New.
739 (vcvtmq_s16_f16): New.
740 (vcvtmq_u16_f16): New.
741 (vcvtn_s16_f16): New.
742 (vcvtn_u16_f16): New.
743 (vcvtnq_s16_f16): New.
744 (vcvtnq_u16_f16): New.
745 (vcvtp_s16_f16): New.
746 (vcvtp_u16_f16): New.
747 (vcvtpq_s16_f16): New.
748 (vcvtpq_u16_f16): New.
749 (vcvt_n_f16_s16): New.
750 (vcvt_n_f16_u16): New.
751 (vcvtq_n_f16_s16): New.
752 (vcvtq_n_f16_u16): New.
753 (vcvt_n_s16_f16): New.
754 (vcvt_n_u16_f16): New.
755 (vcvtq_n_s16_f16): New.
756 (vcvtq_n_u16_f16): New.
770 (vmul_lane_f16): New.
773 (vmulq_lane_f16): New.
803 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
805 * config.gcc (extra_headers): Add arm_fp16.h
806 * config/arm/arm_fp16.h: New.
807 * config/arm/arm_neon.h: Include "arm_fp16.h".
809 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
811 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
813 (vmulf): New (v8hf, v4hf variants).
814 (vfma): New (v8hf, v4hf variants).
815 (vfms): New (v8hf, v4hf variants).
816 (vsub): New (v8hf, v4hf variants).
817 (vcage): New (v8hf, v4hf variants).
818 (vcagt): New (v8hf, v4hf variants).
819 (vcale): New (v8hf, v4hf variants).
820 (vcalt): New (v8hf, v4hf variants).
821 (vceq): New (v8hf, v4hf variants).
822 (vcgt): New (v8hf, v4hf variants).
823 (vcge): New (v8hf, v4hf variants).
824 (vcle): New (v8hf, v4hf variants).
825 (vclt): New (v8hf, v4hf variants).
826 (vceqz): New (v8hf, v4hf variants).
827 (vcgez): New (v8hf, v4hf variants).
828 (vcgtz): New (v8hf, v4hf variants).
829 (vcltz): New (v8hf, v4hf variants).
830 (vclez): New (v8hf, v4hf variants).
831 (vabd): New (v8hf, v4hf variants).
832 (vmaxf): New (v8hf, v4hf variants).
833 (vmaxnm): New (v8hf, v4hf variants).
834 (vminf): New (v8hf, v4hf variants).
835 (vminnm): New (v8hf, v4hf variants).
836 (vpmaxf): New (v4hf variant).
837 (vpminf): New (v4hf variant).
838 (vpadd): New (v4hf variant).
839 (vrecps): New (v8hf, v4hf variants).
840 (vrsqrts): New (v8hf, v4hf variants).
841 (vabs): New (v8hf, v4hf variants).
842 (vneg): New (v8hf, v4hf variants).
843 (vrecpe): New (v8hf, v4hf variants).
844 (vrnd): New (v8hf, v4hf variants).
845 (vrnda): New (v8hf, v4hf variants).
846 (vrndm): New (v8hf, v4hf variants).
847 (vrndn): New (v8hf, v4hf variants).
848 (vrndp): New (v8hf, v4hf variants).
849 (vrndx): New (v8hf, v4hf variants).
850 (vrsqrte): New (v8hf, v4hf variants).
851 (vmul_lane): Add v4hf and v8hf variants.
852 (vmul_n): Add v4hf and v8hf variants.
853 (vext): New (v8hf, v4hf variants).
854 (vcvts): New (v8hi, v4hi variants).
855 (vcvts): New (v8hf, v4hf variants).
856 (vcvtu): New (v8hi, v4hi variants).
857 (vcvtu): New (v8hf, v4hf variants).
858 (vcvts_n): New (v8hf, v4hf variants).
859 (vcvtu_n): New (v8hi, v4hi variants).
860 (vcvts_n): New (v8hi, v4hi variants).
861 (vcvtu_n): New (v8hf, v4hf variants).
862 (vbsl): New (v8hf, v4hf variants).
863 (vcvtas): New (v8hf, v4hf variants).
864 (vcvtau): New (v8hf, v4hf variants).
865 (vcvtms): New (v8hf, v4hf variants).
866 (vcvtmu): New (v8hf, v4hf variants).
867 (vcvtns): New (v8hf, v4hf variants).
868 (vcvtnu): New (v8hf, v4hf variants).
869 (vcvtps): New (v8hf, v4hf variants).
870 (vcvtpu): New (v8hf, v4hf variants).
872 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
874 * config/arm/arm-builtins.c (hf_UP): New.
876 (vfp_builtin_data): New. Update comment.
877 (enum arm_builtins): Include "arm_vfp_builtins.def".
878 (ARM_BUILTIN_VFP_PATTERN_START): New.
879 (arm_init_vfp_builtins): New.
880 (arm_init_builtins): Add arm_init_vfp_builtins.
881 (arm_expand_vfp_builtin): New.
882 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
884 * config/arm/arm_vfp_builtins.def: New file.
885 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
886 (arm-builtins.o): Likewise.
888 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
891 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
892 from constant while creating value range.
894 2016-09-23 Renlin Li <renlin.li@arm.com>
896 * ira.c (ira): Move ira_use_lra_p initialization code to ...
897 (ira_init_once): Here.
899 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
900 Jakub Jelinek <jakub@redhat.com>
902 * hooks.h (hook_uint_uintp_false): Rename to...
903 (hook_bool_uint_uintp_false): ... this.
904 * hooks.c (hook_uint_uintp_false): Rename to...
905 (hook_bool_uint_uintp_false): ... this.
906 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
907 instead of hook_uint_uintp_false.
909 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
911 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
912 (arm_init_builtins): Move body of a loop to the standalone
913 function arm_init_neon_builtin.
914 (arm_expand_neon_builtin_1): New. Update comment. Function body
915 moved from arm_neon_builtin with some white-space fixes.
916 (arm_expand_neon_builtin): Move code into the standalone function
917 arm_expand_neon_builtin_1.
919 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
921 * config/arm/iterators.md (VCVTHI): New.
922 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
926 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
927 (V_HALF): Add V4HF. Fix white-space.
928 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
929 (V_s_elem): Likewise.
930 (V_sz_elem): Fix white-space.
931 (V_elem_ch): Likewise.
933 (scalar_mul_constraint): Add V8HF and V4HF.
934 (Is_float_mode): Fix white-space.
935 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
936 (q): Add HF. Fix white-space.
939 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
940 (neon_vfm_lane_as): New.
941 * config/arm/neon.md (add<mode>3_fp16): New.
942 (sub<mode>3_fp16): New.
943 (mul<mode>3add<mode>_neon): New.
944 (fma<VH:mode>4_intrinsic): New.
945 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
946 (fmsub<VH:mode>4_intrinsic): New.
947 (<absneg_str><mode>2): New.
948 (neon_v<absneg_str><mode>): New.
949 (neon_v<fp16_rnd_str><mode>): New.
950 (neon_vrsqrte<mode>): New.
951 (neon_vpaddv4hf): New.
952 (neon_vadd<mode>): New.
953 (neon_vsub<mode>): New.
954 (neon_vmulf<mode>): New.
955 (neon_vfma<VH:mode>): New.
956 (neon_vfms<VH:mode>): New.
957 (neon_vc<cmp_op><mode>): New.
958 (neon_vc<cmp_op><mode>_fp16insn): New
959 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
960 (neon_vca<cmp_op><mode>): New.
961 (neon_vca<cmp_op><mode>_fp16insn): New.
962 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
963 (neon_vc<cmp_op>z<mode>): New.
964 (neon_vabd<mode>): New.
965 (neon_v<maxmin>f<mode>): New.
966 (neon_vp<maxmin>fv4hf: New.
967 (neon_<fmaxmin_op><mode>): New.
968 (neon_vrecps<mode>): New.
969 (neon_vrsqrts<mode>): New.
970 (neon_vrecpe<mode>): New (VH variant).
971 (neon_vdup_lane<mode>_internal): New.
972 (neon_vdup_lane<mode>): New.
973 (neon_vcvt<sup><mode>): New (VCVTHI variant).
974 (neon_vcvt<sup><mode>): New (VH variant).
975 (neon_vcvt<sup>_n<mode>): New (VH variant).
976 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
977 (neon_vcvt<vcvth_op><sup><mode>): New.
978 (neon_vmul_lane<mode>): New.
979 (neon_vmul_n<mode>): New.
980 * config/arm/unspecs.md (UNSPEC_VCALE): New
982 (UNSPEC_VFMA_LANE): New.
983 (UNSPECS_VFMS_LANE): New.
985 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
987 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
988 ("*extzv<mode><clobbercc_or_nocc>"):
989 Correct a typo in a comment.
991 ("*insv<mode>_zEC12", "*insv<mode>_z10")
992 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
993 ("*insv<mode>_zEC12_appendbitsleft")
994 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
995 ("*insv<mode>_z10_appendbitsleft"): Ditto.
996 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
997 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
998 Provide pattern with operands switched.
999 ("*pre_z10_extv<mode>"):
1000 Use new subst patterns.
1001 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1002 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1003 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1004 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1005 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1006 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1007 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1009 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1010 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1011 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1013 ("SINT"): New mode_iterator with SI, HI, QI.
1014 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1015 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1018 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1020 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1021 new interface of s390_contiguous_bitmask_p.
1022 ("contiguous_bitmask_nowrap_operand"): New predicate.
1023 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1024 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1025 of s390_contiguous_bitmask_p.
1026 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1027 ("NxxSw"): New constraint.
1028 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1029 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1031 (s390_contiguous_bitmask_nowrap_p): Export.
1032 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1033 former s390_contiguous_bitmask_p.
1034 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1035 detect contiguous bit ranges with wraparound. Change signature to
1036 return START and END position instead of POS and LENGTH.
1037 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1038 ranges with wraparound.
1039 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1040 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1041 Adapt to new signature of s390_contiguous_bitmask_p.
1043 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1045 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1046 (create_intersect_range_checks): New.
1047 (vect_create_cond_for_alias_checks): Call above function.
1049 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1051 * config/arm/iterators.md (Code iterators): Fix some white-space
1055 (FCVT): Moved from vfp.md.
1056 (VCVT_HF_US_N): New.
1057 (VCVT_SI_US_N): New.
1062 (FCVTI32typename): Moved from vfp.md.
1063 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1064 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1065 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1066 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1067 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1069 (fp16_rnd_str): New.
1070 (fp16_rnd_insn): New.
1071 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1072 (UNSPEC_VCVT_HF_U_N): New.
1073 (UNSPEC_VCVT_SI_S_N): New.
1074 (UNSPEC_VCVT_SI_U_N): New.
1075 (UNSPEC_VCVTH_S): New.
1076 (UNSPEC_VCVTH_U): New.
1077 (UNSPEC_VCVTA_S): New.
1078 (UNSPEC_VCVTA_U): New.
1079 (UNSPEC_VCVTM_S): New.
1080 (UNSPEC_VCVTM_U): New.
1081 (UNSPEC_VCVTN_S): New.
1082 (UNSPEC_VCVTN_U): New.
1083 (UNSPEC_VCVTP_S): New.
1084 (UNSPEC_VCVTP_U): New.
1085 (UNSPEC_VCVTP_S): New.
1086 (UNSPEC_VCVTP_U): New.
1088 (UNSPEC_VRNDA): New.
1089 (UNSPEC_VRNDI): New.
1090 (UNSPEC_VRNDM): New.
1091 (UNSPEC_VRNDN): New.
1092 (UNSPEC_VRNDP): New.
1093 (UNSPEC_VRNDX): New.
1094 * config/arm/vfp.md (<absneg_str>hf2): New.
1096 (neon_v<fp16_rnd_str>hf): New.
1097 (neon_vrndihf): New.
1102 (*mulsf3neghf_vfp): New.
1103 (*negmulhf3_vfp): New.
1104 (*mulsf3addhf_vfp): New.
1105 (*mulhf3subhf_vfp): New.
1106 (*mulhf3neghfaddhf_vfp): New.
1107 (*mulhf3neghfsubhf_vfp): New.
1110 (fmsubhf4_fp16): New.
1114 (neon_vsqrthf): New.
1115 (neon_vrsqrtshf): New.
1116 (FCVT): Move to iterators.md.
1117 (FCVTI32typename): Likewise.
1118 (neon_vcvth<sup>hf): New.
1119 (neon_vcvth<sup>si): New.
1120 (neon_vcvth<sup>_nhf_unspec): New.
1121 (neon_vcvth<sup>_nhf): New.
1122 (neon_vcvth<sup>_nsi_unspec): New.
1123 (neon_vcvth<sup>_nsi): New.
1124 (neon_vcvt<vcvth_op>h<sup>si): New.
1125 (neon_<fmaxmin_op>hf): New.
1127 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1129 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1130 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1131 ("*insv<mode>_zEC12_appendbitsleft")
1132 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1133 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1135 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1137 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1138 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1139 construct values without normalization.
1140 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1141 static local lhs_ops to vNULL.
1143 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1144 Jiong Wang <jiong.wang@arm.com>
1146 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1147 available when FP16 instructions are available.
1148 (output_move_vfp): Add support for 16-bit data moves.
1149 (arm_validize_comparison): Fix some white-space. Support HFmode
1150 by conversion to SFmode.
1151 * config/arm/arm.md (truncdfhf2): Fix a comment.
1152 (extendhfdf2): Likewise.
1154 (movsicc): Fix some white-space.
1156 (movsfcc): Fix some white-space.
1158 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1159 instructions are available.
1160 (*thumb2_movhi_vfp): Likewise.
1161 (*arm_movhi_fp16): New.
1162 (*thumb2_movhi_fp16): New.
1163 (*movhf_vfp_fp16): New.
1164 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1165 (*movhf_vfp): Likewise.
1166 (extendhfsf2): Enable when VFP FP16 instructions are available.
1167 (truncsfhf2): Enable when VFP FP16 instructions are available.
1169 2016-09-23 Martin Liska <mliska@suse.cz>
1171 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1173 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1175 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1177 (arm_evpc_neon_vtrn): Likewise.
1178 (arm_evpc_neon_vrev): Likewise.
1179 (arm_evpc_neon_vext): Likewise.
1180 * config/arm/arm_neon.h (vbsl_f16): New.
1184 (vdup_lane_f16): New.
1185 (vdupq_lane_f16): New.
1198 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1199 (vdup_lane): New (v8hf, v4hf variants).
1200 (vext): New (v8hf, v4hf variants).
1201 (vbsl): New (v8hf, v4hf variants).
1202 * config/arm/iterators.md (VDQWH): New.
1204 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1205 (Scalar_mul_8_16): Fix white-space.
1206 (Is_d_reg): Add V4HF and V8HF.
1207 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1208 (neon_vdup_lane<mode>): New.
1209 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1210 (*neon_vtrn<mode>_insn): Likewise.
1211 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1212 (*neon_vzip<mode>_insn): Likewise
1213 (neon_vuzp<mode>_internal): Likewise.
1214 (*neon_vuzp<mode>_insn): Likewise
1215 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1217 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1218 Matthew Wahab <matthew.wahab@arm.com>
1220 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1221 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1222 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1223 available. Also fix some white-space.
1224 * config/arm/vfp.md (*arm_movhi_vfp): New.
1225 (*thumb2_movhi_vfp): New.
1227 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1229 * config/arm/arm-c.c (arm_cpu_builtins): Define
1230 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1231 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1233 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1235 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1236 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1237 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1238 arm_v8_2a_fp16_neon_hw.
1239 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1242 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1244 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1245 arm_fp16_alternative_ok and arm_fp16_none_ok.
1247 2016-09-23 Martin Liska <mliska@suse.cz>
1249 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1251 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1253 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1255 ("armv8.2-a+fp16"): New.
1256 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1257 (FL2_FP16INST): New.
1258 (FL2_FOR_ARCH8_2A): New.
1259 * config/arm/arm-tables.opt: Regenerate.
1260 * config/arm/arm.c (arm_arch8_2): New.
1261 (arm_fp16_inst): New.
1262 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1263 for incompatible fp16-format settings.
1264 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1265 (TARGET_NEON_FP16INST): New.
1266 (arm_arch8_2): Declare.
1267 (arm_fp16_inst): Declare.
1268 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1269 march=armv8.2-a and march=armv8.2-a+fp16.
1270 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1272 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1273 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1275 2016-09-23 Martin Liska <mliska@suse.cz>
1277 * doc/extend.texi: Remove fused-madd from i386 target options.
1279 2016-09-23 Martin Liska <mliska@suse.cz>
1281 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1284 2016-09-23 Martin Liska <mliska@suse.cz>
1286 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1289 2016-09-23 Martin Liska <mliska@suse.cz>
1292 * config/i386/i386.c (ix86_option_override_internal): Change
1293 signature and return false when there's an error related to
1295 (release_options_strings): New function.
1296 (ix86_valid_target_attribute_tree): Call the function.
1298 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1300 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1301 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1302 (gen_hsa_ctor_assignment): Likewise.
1303 * print-tree.c (print_node): Likewise.
1304 * tree-dump.c (dequeue_and_dump): Likewise.
1305 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1306 * expr.c (store_constructor): Likewise.
1307 * fold-const.c (operand_equal_p): Likewise.
1308 * tree-pretty-print.c (dump_generic_node): Likewise.
1309 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1310 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1312 2016-09-23 Richard Biener <rguenther@suse.de>
1314 * hooks.h (hook_uint_uintp_false): Declare.
1316 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1318 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1319 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1321 2016-09-22 Martin Sebor <msebor@redhat.com>
1324 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1325 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1326 (target_int_min): Correct computation.
1327 (format_integer): Use long long as the argument for the ll length
1329 (format_floating): Use target_int_max().
1330 (get_string_length): Same.
1331 (format_string): Avoid setting the bounded flag for strings
1333 (try_substitute_return_value): Avoid setting range info when
1334 the result isn't bounded.
1335 * varasm.c (assemble_name): Increase buffer size.
1337 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1338 Terry Guo <terry.guo@arm.com>
1340 * target.def (elf_flags_numeric): New target hook.
1341 * targhooks.h (default_asm_elf_flags_numeric): New.
1342 * varasm.c (default_asm_elf_flags_numeric): New.
1343 (default_elf_asm_named_section): Use new target hook.
1344 * config/arm/arm.opt (mpure-code): New.
1345 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1346 * config/arm/arm.c (arm_asm_init_sections): Add section
1347 attribute to default text section if -mpure-code.
1348 (arm_option_check_internal): Diagnose use of option with
1349 non supported targets and/or options.
1350 (arm_asm_elf_flags_numeric): New.
1351 (arm_function_section): New.
1352 (arm_elf_section_type_flags): New.
1353 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1355 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1356 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1358 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1360 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1362 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1364 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1365 * rtl.h: Adjust prototype.
1367 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1369 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1370 (prev_active_insn): Likewise.
1371 (active_insn_p): Likewise.
1372 * rtl.h: Adjust prototypes.
1373 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1374 * config/arc/arc.md: Likewise.
1375 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1376 (branch_needs_nop_p): Likewise.
1377 (use_skip_p): Likewise.
1378 * config/sh/sh.c (gen_block_redirect): Likewise.
1379 (split_branches): Likewise.
1380 * reorg.c (optimize_skip): Likewise.
1381 (fill_simple_delay_slots): Likewise.
1382 (fill_slots_from_thread): Likewise.
1383 (relax_delay_slots): Likewise.
1384 * resource.c (mark_target_live_regs): Likewise.
1386 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1388 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1390 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1391 (prev_nonnote_nondebug_insn): Likewise.
1392 * config/cris/cris-protos.h: Adjust prototype.
1394 * jump.c (rtx_renumbered_equal_p): Adjust.
1396 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1398 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1399 * rtl.h: Adjust prototype.
1400 * config/sh/sh.md: Adjust.
1401 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1403 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1405 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1406 (prev_nondebug_insn): Likewise.
1407 * loop-doloop.c (doloop_condition_get): Likewise.
1408 * rtl.h: Adjust prototype.
1409 * cfgloop.h: Likewise.
1411 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1413 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1414 (prev_nonnote_insn): Likewise.
1415 * jump.c (reversed_comparison_code_parts): Likewise.
1416 (reversed_comparison): Likewise.
1417 * rtl.h: Adjust prototypes.
1418 * config/arc/arc.md: Adjust.
1419 * cse.c (find_comparison_args): Likewise.
1420 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1421 (fix_reg_dead_note): Change argument type to rtx_insn *.
1422 (delete_prior_computation): Likewise.
1423 (delete_computation): Likewise.
1424 (fill_slots_from_thread): Adjust.
1425 (relax_delay_slots): Likewise.
1426 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1427 (simplify_relational_operation_1): Likewise.
1428 (simplify_ternary_operation): Likewise.
1430 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1432 * config/arc/arc-protos.h (arc_label_align): Change type of
1433 variables from rtx to rtx_insn *.
1434 * config/arc/arc.c (arc_label_align): Likewise.
1435 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
1436 * config/bfin/bfin.c (workaround_speculation): Likewise.
1437 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
1438 (find_last_same_clock): Likewise.
1439 (reorg_split_calls): Likewise.
1440 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
1441 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
1442 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
1443 (same_cmp_following_p): Likewise.
1444 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
1445 (same_cmp_following_p): Likwise.
1446 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
1447 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
1448 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
1449 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
1450 (rl78_alloc_physical_registers_cmp): Likewise.
1451 (rl78_alloc_physical_registers_umul): Likewise.
1452 (rl78_calculate_death_notes): Likewise.
1453 * config/s390/s390-protos.h (s390_label_align): Likewise.
1454 * config/s390/s390.c (s390_label_align): Likewise.
1455 * config/sh/sh.c (barrier_align): Likewise.
1456 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
1457 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
1458 (emit_cbcond_nop): Likewise.
1460 2016-09-22 Martin Liska <mliska@suse.cz>
1463 * ipa-icf.c (sem_variable::merge): Yield merge operation if
1464 alias address matters, not necessarily address of original.
1466 2016-09-22 Richard Biener <rguenther@suse.de>
1469 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1472 2016-09-22 Richard Biener <rguenther@suse.de>
1475 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
1476 from constant folding results.
1477 (gimple_resimplify2): Likewise.
1478 (gimple_resimplify3): Likewise.
1480 2016-09-22 Richard Biener <rguenther@suse.de>
1483 * expr.c (expand_expr_real_1): Guard array access against negative
1486 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1488 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
1490 (format_floating): Likewise.
1492 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1495 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1496 for all IFN_GOMP_SIMD_* internal fns, not just for
1497 IFN_GOMP_SIMD_ORDERED_*.
1499 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1502 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1503 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1504 instructions when you want to invert the test.
1505 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1506 correct order for XXSEL.
1507 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1508 for using XSCMP{EQ,GT,GE}DP.
1510 2016-09-21 David Malcolm <dmalcolm@redhat.com>
1512 * genconstants.c (main): Introduce noop_reader and convert call
1513 to read_md_files to a method call.
1514 * genenums.c (main): Likewise.
1515 * genmddeps.c (main): Likewise.
1516 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
1517 rtx_reader_ptr->get_top_level_filename ().
1518 (write_tm_preds_h): Likewise.
1519 (write_insn_preds_c): Likewise.
1520 * gensupport.c (class gen_reader): New subclass of rtx_reader.
1521 (rtx_handle_directive): Convert to...
1522 (gen_reader::handle_unknown_directive): ...this.
1523 (init_rtx_reader_args_cb): Convert return type from bool to
1524 rtx_reader *. Create a gen_reader instance, using it for the
1525 call to read_md_files. Return it if no errors occur.
1526 (init_rtx_reader_args): Convert return type from bool to
1528 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1529 (init_rtx_reader_args_cb): Likewise.
1530 * read-md.c (struct file_name_list): Move to class rtx_reader.
1531 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
1532 (read_md_filename): Delete in favor of
1533 rtx_reader::m_read_md_filename.
1534 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
1535 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
1536 (base_dir): Delete in favor of rtx_reader::m_base_dir.
1537 (first_dir_md_include): Delete in favor of
1538 rtx_reader::m_first_dir_md_include.
1539 (last_dir_md_include_ptr): Delete in favor of
1540 rtx_reader::m_last_dir_md_include_ptr.
1541 (max_include_len): Delete.
1542 (rtx_reader_ptr): New.
1543 (fatal_with_file_and_line): Use get_filename and get_lineno
1544 accessors of rtx_reader_ptr.
1545 (require_char_ws): Likewise.
1546 (rtx_reader::read_char): New method, based on ::read_char.
1547 (rtx_reader::unread_char): New method, based on ::unread_char.
1548 (read_escape): Use get_filename and get_lineno accessors of
1550 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
1551 (read_string): Use get_filename and get_lineno accessors of
1553 (rtx_reader::rtx_reader): New ctor.
1554 (rtx_reader::~rtx_reader): New dtor.
1555 (handle_include): Convert from a function to...
1556 (rtx_reader::handle_include): ...this method, converting
1557 handle_directive from a callback to a virtual function.
1558 (handle_file): Likewise, converting to...
1559 (rtx_reader::handle_file): ...this method.
1560 (handle_toplevel_file): Likewise, converting to...
1561 (rtx_reader::handle_toplevel_file): ...this method.
1562 (rtx_reader::get_current_location): New method.
1563 (parse_include): Convert from a function to...
1564 (rtx_reader::add_include_path): ...this method, dropping redundant
1565 update to unused max_include_len.
1566 (read_md_files): Convert from a function to...
1567 (rtx_reader::read_md_files): ...this method, converting
1568 handle_directive from a callback to a virtual function.
1569 (noop_reader::handle_unknown_directive): New method.
1570 * read-md.h (directive_handler_t): Delete this typedef.
1572 (read_md_file): Delete.
1573 (read_md_lineno): Delete.
1574 (read_md_filename): Delete.
1575 (class rtx_reader): New class.
1576 (rtx_reader_ptr): New decl.
1577 (class noop_reader): New subclass of rtx_reader.
1578 (read_char): Reimplement in terms of rtx_reader::read_char.
1579 (unread_char): Reimplement in terms of rtx_reader::unread_char.
1580 (read_md_files): Delete.
1581 * read-rtl.c (read_rtx_code): Update for deletion of globals
1582 read_md_filename and read_md_lineno.
1584 2016-09-21 Jason Merrill <jason@redhat.com>
1586 * input.h (from_macro_definition_at): New.
1588 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1590 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1592 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1594 PR tree-optimization/77550
1595 * tree-vect-stmts.c (create_array_ref): Change parameters.
1596 (get_group_alias_ptr_type): New function.
1597 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1599 2016-09-21 Marek Polacek <polacek@redhat.com>
1601 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
1602 Add falls through comment.
1604 2016-09-21 Richard Biener <rguenther@suse.de>
1606 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
1607 (replace_child): Likewise.
1608 (remove_child_TAG): Adjust.
1609 (move_marked_base_types): Likewise.
1610 (prune_unused_types_prune): Clear die_sib of removed children.
1612 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1615 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1616 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1618 2016-09-21 Richard Biener <rguenther@suse.de>
1620 PR tree-optimization/77648
1621 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1623 (make_transitive_closure_constraints): Adjust comment.
1624 (make_any_offset_constraints): New function.
1625 (handle_rhs_call): Make sure to first expand a pointer to all
1626 subfields before transitively closing it.
1627 (handle_const_call): Likewise. Properly expand returned
1629 (handle_pure_call): Likewise.
1631 2016-09-21 Richard Biener <rguenther@suse.de>
1632 Jakub Jelinek <jakub@redhat.com>
1634 PR tree-optimization/77621
1635 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1636 group at non-vectorizable stmts.
1638 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1640 PR tree-optimization/72835
1641 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
1642 (make_new_ssa_for_all_defs): Likewise.
1643 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
1645 2016-09-20 Martin Sebor <msebor@redhat.com>
1648 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
1649 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
1650 * config/linux.c (gnu_libc_printf_pointer_format): New function.
1651 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
1652 * config/sol2.c (solaris_printf_pointer_format): New function.
1653 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
1655 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
1656 * doc/tm.texi: Regenerate.
1657 * gimple-fold.h (get_range_strlen): New function.
1658 (get_maxval_strlen): Declare existing function.
1659 * gimple-fold.c (get_range_strlen): Add arguments and compute both
1660 maximum and minimum.
1661 (get_range_strlen): Define overload.
1662 (get_maxval_strlen): Adjust.
1663 * gimple-ssa-sprintf.c: New file and pass.
1664 * passes.def (pass_sprintf_length): Add new pass.
1665 * targhooks.h (default_printf_pointer_format): Declare new function.
1666 (gnu_libc_printf_pointer_format): Same.
1667 (solaris_libc_printf_pointer_format): Same.
1668 * targhooks.c (default_printf_pointer_format): Define new function.
1669 * tree-pass.h (make_pass_sprintf_length): Declare new function.
1670 * print-tree.c: Increase buffer size.
1672 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1674 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
1676 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1678 * common.opt: New option -fipa-vrp.
1679 * ipa-cp.c (ipa_get_vr_lat): New.
1680 (ipcp_vr_lattice::print): Likewise.
1681 (print_all_lattices): Call ipcp_vr_lattice::print.
1682 (ipcp_vr_lattice::meet_with): New.
1683 (ipcp_vr_lattice::meet_with_1): Likewise.
1684 (ipcp_vr_lattice::top_p): Likewise.
1685 (ipcp_vr_lattice::bottom_p): Likewsie.
1686 (ipcp_vr_lattice::set_to_bottom): Likewise.
1687 (set_all_contains_variable): Call VR set_to_bottom.
1688 (initialize_node_lattices): Init VR lattices.
1689 (propagate_vr_accross_jump_function): New.
1690 (propagate_constants_accross_call): Call
1691 propagate_vr_accross_jump_function.
1692 (ipcp_store_vr_results): New.
1693 (ipcp_driver): Handle VR.
1694 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
1695 (ipa_set_jf_unknown): Likewise.
1696 (ipa_compute_jump_functions_for_edge): Likewise.
1697 (ipa_node_params_t::duplicate): Likewise.
1698 (ipa_write_jump_function): Likewise.
1699 (ipa_read_jump_function): Likewise.
1700 (write_ipcp_transformation_info): Likewise.
1701 (read_ipcp_transformation_info): Likewise.
1702 (ipcp_update_vr): New.
1703 (ipcp_transform_function): Handle VR.
1704 * ipa-prop.h (struct ipa_vr): New.
1705 * cgraph.c: Include tree-vrp.h.
1706 * cgraphunit.c: Likewise.
1707 * ipa-utils.c: Likewise.
1710 * toplev.c: Likewise.
1711 * ipa-devirt.c: Likewise.
1712 * ipa-inline-transform.c: Likewise.
1713 * ipa-inline.c: Likewise.
1714 * ipa-profile.c: Likewise.
1716 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1718 * doc/invoke.texi: Document -fdump-tree-evrp.
1719 * passes.def: Define new pass_early_vrp.
1720 * timevar.def: Define new TV_TREE_EARLY_VRP.
1721 * tree-pass.h (make_pass_early_vrp): New.
1722 * tree-ssa-propagate.c: Make replace_uses_in non static.
1723 * tree-ssa-propagate.h: Export replace_uses_in.
1724 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
1725 (extract_range_from_assert): Factor out
1726 extract_range_for_var_from_comparison_expr.
1727 (vrp_initialize_lattice): New.
1728 (vrp_initialize): Factor out vrp_initialize_lattice.
1729 (vrp_valueize): Fix it to reject complex value ranges.
1730 (vrp_free_lattice): New.
1731 (evrp_dom_walker::before_dom_children): Likewise.
1732 (evrp_dom_walker::after_dom_children): Likewise.
1733 (evrp_dom_walker::push_value_range): Likewise.
1734 (evrp_dom_walker::pop_value_range): Likewise.
1735 (execute_early_vrp): Likewise.
1736 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
1737 (make_pass_early_vrp): New.
1739 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
1742 instead of exact_log2.
1744 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1748 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1749 (ix86_add_stmt_cost): Penalize DFmode vector operations
1750 for !TARGET_VECTORIZE_DOUBLE.
1752 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
1754 * doc/invoke.texi (Warning Options): Simplify language.
1755 (Optimize Options): Complete sentence.
1757 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
1759 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
1762 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1765 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
1766 inits on power8 and above, use the VMRGEW instruction instead of a
1769 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
1770 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
1773 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1775 * config/aarch64/arm_neon.h
1776 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
1777 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
1778 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
1780 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1782 * config/var/vax.h (ELIMINABLE_REGS): Define.
1783 (INITIAL_ELIMINATION_OFFSET): Define.
1785 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1788 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1789 cast to void * if the cast is from some other pointer type.
1791 2016-09-20 Richard Biener <rguenther@suse.de>
1793 PR tree-optimization/77646
1794 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
1797 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1799 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
1800 attributes to all inlined functions and make them extern.
1802 2016-09-20 Richard Biener <rguenther@suse.de>
1804 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
1806 * debug.c (do_nothing_debug_hooks): Adjust.
1807 * dbxout.c (dbx_debug_hooks): Likewise.
1808 * sdbout.c (sdb_debug_hooks): Likewise.
1809 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
1810 (dwarf2out_finish): Move producer, filename and
1812 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
1813 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
1815 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1818 * doc/invoke.texi: Document -Wint-in-bool-context.
1821 * dwarf2out.c (output_loc_operands): Fix an assertion.
1823 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1825 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
1826 (CR_DECIMAL_DIG): New macro.
1828 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1830 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
1833 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
1835 PR rtl-optimization/77416
1836 * lra-remat.c (operand_to_remat): Process hard coded insn
1839 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1841 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
1842 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
1844 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
1846 * target.def (lra_p): Wordsmithing.
1847 * doc/tm.texi: Regenerate.
1849 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1850 Jan Hubicka <jh@suse.cz>
1853 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1854 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1855 Call ultimate_alias_target just once, not up to 4 times.
1857 2016-09-19 Richard Biener <rguenther@suse.de>
1859 * dwarf2out.c (early_dwarf_finished): New global.
1860 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
1862 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
1863 if called from LTO exit early.
1864 (dwarf2out_late_global_decl): When being during the early
1865 debug phase do not add locations but only const value attributes.
1866 Adjust the way we generate early DIEs for LTO.
1868 2016-09-19 Richard Biener <rguenther@suse.de>
1871 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1872 proper niter to bound the loops.
1874 2016-09-19 Richard Biener <rguenther@suse.de>
1876 PR tree-optimization/77514
1877 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1878 search for folded stmt.
1880 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
1882 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
1883 * tree-pass.h (make_pass_early_thread_jumps): Declare.
1884 * tree-ssa-threadbackward.c (fsm_find_thread_path,
1885 fsm_find_thread_path, profitable_jump_thread_path,
1886 fsm_find_control_statement_thread_paths,
1887 find_jump_threads_backwards): Add speed_p parameter.
1888 (pass_data_early_thread_jumps): New pass.
1889 (make_pass_early_thread_jumps): New function.
1891 2016-09-17 Andreas Schwab <schwab@suse.de>
1893 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
1894 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1896 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
1898 * recog.c (rest_of_handle_split_after_reload): Delete.
1899 (pass_split_after_reload::gate): New method.
1900 (pass_split_after_reload::execute): Call split_all_insns directly.
1902 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1904 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1905 parameters for functions taking long long arguments.
1907 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1910 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
1911 splat with truncate.
1913 2016-09-16 Jason Merrill <jason@redhat.com>
1915 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
1917 * hwint.c (exact_log2): Use pow2p_hwi.
1918 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
1919 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
1920 * builtins.c (get_object_alignment_2, get_object_alignment)
1921 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
1923 * calls.c (compute_argument_addresses, store_one_arg): Use
1925 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
1926 * combine.c (force_to_mode): Use least_bit_hwi.
1927 (contains_muldiv, find_split_point, combine_simplify_rtx)
1928 (simplify_if_then_else, simplify_set, force_to_mode)
1929 (if_then_else_cond, simplify_and_const_int_1)
1930 (simplify_compare_const): Use pow2p_hwi.
1931 * cse.c (fold_rtx): Use pow2p_hwi.
1932 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
1934 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
1935 (init_expmed_one_conv): Use pow2p_hwi.
1936 * expr.c (is_aligning_offset): Use pow2p_hwi.
1937 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
1938 (fold_binary_loc): Use pow2p_hwi.
1939 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
1940 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
1941 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
1942 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
1944 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
1945 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
1946 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
1947 * omp-low.c (oacc_loop_fixed_partitions)
1948 (oacc_loop_auto_partitions): Use least_bit_hwi.
1949 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
1950 * stor-layout.c (place_field): Use least_bit_hwi.
1951 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
1952 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
1953 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
1954 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
1955 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
1956 * tree-vect-data-refs.c (vect_analyze_group_access_1)
1957 (vect_grouped_store_supported, vect_grouped_load_supported)
1958 (vect_permute_load_chain, vect_shift_permute_load_chain)
1959 (vect_transform_grouped_load): Use pow2p_hwi.
1960 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
1961 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
1962 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
1964 * tsan.c (instrument_expr): Use least_bit_hwi.
1965 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
1967 2016-09-16 Andreas Schwab <schwab@suse.de>
1969 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
1971 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1973 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1976 * combine.c (rest_of_handle_combine): If any edges have been purged,
1977 free dominators if available.
1979 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1980 Eric Botcazou <ebotcazou@adacore.com>
1983 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1984 through into expand_addsub_overflow after expand_neg_overflow.
1986 2016-09-15 David Malcolm <dmalcolm@redhat.com>
1988 * diagnostic-show-locus.c
1989 (selftest::test_fixit_insert_containing_newline): New function.
1990 (selftest::test_fixit_replace_containing_newline): New function.
1991 (selftest::diagnostic_show_locus_c_tests): Call the above.
1993 2016-09-15 Bin Cheng <bin.cheng@arm.com>
1995 PR tree-optimization/77503
1996 * tree-vect-loop.c (vectorizable_reduction): Record reduction
1997 code for CONST_COND_REDUCTION at analysis stage and use it at
1999 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2000 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2001 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2004 2016-09-15 Richard Biener <rguenther@suse.de>
2007 * fold-const.c (split_tree): Do not split constant ~X.
2009 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2011 PR rtl-optimization/77425
2012 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2016 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2017 use %qs instead of %s where desirable, use argument instead of arg in
2018 the diagnostic wording, add list of supported strategies and
2020 (ix86_option_override_internal): Emit target("m...") instead of
2021 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2022 -march/-mtune option diagnostic. Add list of supported arches/tunings
2023 and spellcheck hint. Remove prefix, suffix and sw variables, use
2024 main_args_p ? "..." : "..." in diagnostics to make translation
2027 2016-09-15 Richard Biener <rguenther@suse.de>
2029 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2030 extra offset argument.
2031 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2032 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2033 to reflect new offset parameter.
2034 * doc/tm.texi: Regenerate.
2035 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2036 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2038 (darwin_asm_output_dwarf_offset): Likewise.
2039 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2041 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2042 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2043 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2045 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2048 * ipa-icf.c (set_alias_uids): New function.
2049 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2050 all the merged variable's referring aliases.
2052 2016-09-15 Richard Biener <rguenther@suse.de>
2054 PR tree-optimization/77514
2055 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2056 only forced_stmts sequence.
2058 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2060 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2061 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2062 FOR_EACH_SSA_NAME to iterate over SSA variables.
2063 (pass_expand::execute): Likewise.
2064 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2065 * tree-cfg.c (dump_function_to_file): Likewise.
2066 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2067 (update_ssa): Likewise.
2068 * tree-ssa-alias.c (dump_alias_info): Likewise.
2069 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2070 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2071 (create_outofssa_var_map): Likewise.
2072 (coalesce_ssa_name): Likewise.
2073 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2074 * tree-ssa-pre.c (compute_avail): Likewise.
2075 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2076 (scc_vn_restore_ssa_info): Likewise.
2077 (free_scc_vn): Likwise.
2078 (run_scc_vn): Likewise.
2079 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2080 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2081 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2082 * tree-ssa.c (verify_ssa): Likewise.
2084 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2086 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2087 and mips64r2 as default 32-bit and 64-bit architectures.
2088 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2089 as default 32-bit and 64-bit architectures.
2091 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2093 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2096 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2098 * target.def (lra_p): Change commentary (for the manual) for the
2100 * doc/tm.texi: Regenerate.
2102 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2104 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2105 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2106 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2107 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2109 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2111 * targhooks.c (default_lra_p): Return true instead of false.
2113 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2115 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2116 hook_bool_void_false.
2117 * config/avr/avr.c: Ditto.
2118 * config/bfin/bfin.c: Ditto.
2119 * config/c6x/c6x.c: Ditto.
2120 * config/cr16/cr16.c: Ditto.
2121 * config/cris/cris.c: Ditto.
2122 * config/epiphany/epiphany.c: Ditto.
2123 * config/fr30/fr30.c: Ditto.
2124 * config/frv/frv.c: Ditto.
2125 * config/h8300/h8300.c: Ditto.
2126 * config/ia64/ia64.c: Ditto.
2127 * config/iq2000/iq2000.c: Ditto.
2128 * config/lm32/lm32.c: Ditto.
2129 * config/m32c/m32c.c: Ditto.
2130 * config/m32r/m32r.c: Ditto.
2131 * config/m68k/m68k.c: Ditto.
2132 * config/mcore/mcore.c: Ditto.
2133 * config/microblaze/microblaze.c: Ditto.
2134 * config/mmix/mmix.c: Ditto.
2135 * config/mn10300/mn10300.c: Ditto.
2136 * config/moxie/moxie.c: Ditto.
2137 * config/msp430/msp430.c: Ditto.
2138 * config/nios2/nios2.c: Ditto.
2139 * config/nvptx/nvptx.c: Ditto.
2140 * config/pa/pa.c: Ditto.
2141 * config/pdp11/pdp11.c: Ditto.
2142 * config/rl78/rl78.c: Ditto.
2143 * config/sparc/sparc.c: Ditto.
2144 * config/spu/spu.c: Ditto.
2145 * config/stormy16/stormy16.c: Ditto.
2146 * config/tilegx/tilegx.c: Ditto.
2147 * config/tilepro/tilepro.c: Ditto.
2148 * config/v850/v850.c: Ditto.
2149 * config/vax/vax.c: Ditto.
2150 * config/visium/visium.c: Ditto.
2151 * config/xtensa/xtensa.c: Ditto.
2153 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2156 * tsan.c: Include target.h.
2157 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2158 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2159 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2160 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2161 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2163 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2164 Martin Liska <mliska@suse.cz>
2167 * predict.c (force_edge_cold): Add braces to a condition.
2169 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2171 PR rtl-optimization/77289
2172 * lra-constraints.c (get_final_hard_regno): Removed.
2173 (get_hard_regno): Add new parameter final_p.
2174 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2175 (operands_match_p): Adjust call to get_hard_regno.
2176 (uses_hard_regs_p): Likewise.
2177 (process_alt_operands): Likewise.
2179 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2182 * config/msp430/msp430.c (msp430_start_function): Emit an error
2183 if a function is both weak and specifies an interrupt number.
2185 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2187 PR tree-optimization/77454
2188 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2189 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2192 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2194 * config/aarch64/aarch64-builtins.c
2195 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2197 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2199 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2200 SFmode and SCmode arguments by reference.
2202 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2204 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2206 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2207 for renaming of add_fixit_insert to add_fixit_insert_before.
2208 (selftest::test_one_liner_fixit_insert_after): New function.
2209 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2210 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2211 (selftest::test_one_liner_many_fixits): Likewise.
2212 (selftest::test_diagnostic_show_locus_one_liner): Update for
2213 renaming, call new test function.
2214 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2215 renaming of add_fixit_insert to add_fixit_insert_before.
2216 (selftest::test_fixit_consolidation): Likewise.
2217 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2219 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2220 (selftest::test_applying_fixits_insert_before): ...this.
2221 (selftest::test_applying_fixits_insert): Update for renaming of
2222 add_fixit_insert to add_fixit_insert_before.
2223 (selftest::test_applying_fixits_insert_after): New function.
2224 (selftest::test_applying_fixits_insert_after_at_line_end): New
2226 (selftest::test_applying_fixits_insert_after_failure): New function.
2227 (selftest::test_applying_fixits_multiple): Update for renaming of
2228 add_fixit_insert to add_fixit_insert_before.
2229 (selftest::change_line): Likewise.
2230 (selftest::test_applying_fixits_unreadable_file): Likewise.
2231 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2232 (selftest::test_applying_fixits_column_validation): Likewise.
2233 (selftest::test_applying_fixits_column_validation): Likewise.
2234 (selftest::edit_context_c_tests): Update for renamed test function;
2235 call new test functions.
2237 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2239 PR tree-optimization/77536
2240 PR rtl-optimization/68212
2241 * config/rs6000/rs6000.md (div->recip splitter): Remove
2242 optimize_insn_for_speed_p condition.
2244 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2246 * optabs.c (prepare_cmp_insn): Update documentation comment.
2248 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2249 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2252 * opts.h (candidates_list_and_hint): Declare.
2253 * opts-common.c (candidates_list_and_hint): New function.
2254 (cmdline_handle_error): Use it.
2256 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2258 * edit-context.c (edited_line::get_len): New accessor.
2259 (edited_file::print_diff): Split out hunk-printing into...
2260 (edited_file::print_diff_hunk): New method.
2261 (edited_file::print_diff_line): New method.
2263 2016-09-12 Andrew Pinski <apinski@cavium.com>
2265 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2267 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2268 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2269 (aarch64_operands_ok_for_ldpstp): Return false if
2270 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2271 was SImode and the alignment is less than 8 byte.
2272 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2274 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2277 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2279 2016-09-12 Marek Polacek <polacek@redhat.com>
2281 * doc/extend.texi: Use lowercase "boolean".
2282 * doc/invoke.texi: Likewise.
2283 * doc/md.texi: Likewise.
2284 * target.def: Likewise.
2285 * doc/tm.texi: Regenerated.
2287 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2290 * expmed.c (synth_mult): Delete duplicate mode check.
2292 2016-09-10 Tom de Vries <tom@codesourcery.com>
2295 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2297 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2298 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2300 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2302 PR rtl-optimization/77289
2303 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2304 register numbers. Remove support for subregs.
2305 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2306 (get_reg_class): Delete removed get_final_hard_regno() argument.
2307 (uses_hard_regs_p): Call get_final_hard_regno().
2309 2016-09-09 Martin Sebor <msebor@redhat.com>
2313 * pretty-print.c (pp_quoted_string): New function.
2314 (pp_format): Call it for %c and %s directives.
2316 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2318 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2319 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2320 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2321 * target.def (frame_pointer_required, can_eliminate): Likewise.
2322 * doc/tm.texi: Regenerated.
2323 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2325 * df-scan.c (df_hard_reg_init): Likewise.
2326 * ira.c (ira_setup_eliminable_regset): Likewise.
2327 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2328 init_elim_table): Likewise.
2329 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2330 set_initial_elim_offsets, update_eliminables,
2331 init_elim_table): Likewise.
2332 * rtlanal.c (get_initial_register_offset): Likewise.
2333 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2334 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2335 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2336 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2337 * config/fr30/fr30.h: Fix comment.
2338 * config/frv/frv.c: Likewise.
2339 * config/frv/frv.h: Likewise.
2340 * config/ft32/ft32.h: Likewise.
2341 * config/visium/visium.h: Likewise.
2342 * config/pa/pa64-linux.h: Likewise.
2343 * config/v850/v850.h: Likewise.
2344 * config/cris/cris.c: Likewise.
2345 * config/ia64/ia64.h: Likewise.
2346 * config/moxie/moxie.h: Likewise.
2347 * config/m32r/m32r.h: Likewise.
2349 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2352 * config.in: Regenerate.
2353 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2355 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2356 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2357 static-libmpxwrappers case.
2358 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2359 MPX_LD_AS_NEEDED_GUARD_POP.
2360 * configure: Regenerate.
2361 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2362 defined if linker support "--push-state"/"--pop-state".
2364 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2366 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2368 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2370 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2371 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2372 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2373 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2374 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2375 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2376 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2378 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2379 width macros from TS 18661-1.
2380 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2382 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2385 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2386 OMP_CLAUSE_SAFELEN_EXPR.
2388 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2390 * Makefile.in (OBJS): Add substring-locations.o.
2391 * langhooks-def.h (class substring_loc): New forward decl.
2392 (lhd_get_substring_location): New decl.
2393 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2394 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2395 * langhooks.c (lhd_get_substring_location): New function.
2396 * langhooks.h (class substring_loc): New forward decl.
2397 (struct lang_hooks): Add field get_substring_location.
2398 * substring-locations.c: New file, taking definition of
2399 format_warning_va and format_warning_at_substring from
2400 c-family/c-format.c, making them non-static.
2401 * substring-locations.h (class substring_loc): Move class here
2402 from c-family/c-common.h. Add and rewrite comments.
2403 (format_warning_va): New decl.
2404 (format_warning_at_substring): New decl.
2405 (get_source_location_for_substring): Add comment.
2407 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2409 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2410 to avoid -Wnarrowing warning.
2411 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2412 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2414 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2416 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2417 Avoid use of base_offset if offset already in range.
2419 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2421 * config/sh/sh-protos.h (struct sh_atomic_model,
2422 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2423 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2424 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2425 * config/sh/sh.h (struct sh_atomic_model,
2426 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2427 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2428 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2429 Guard with __cplusplus.
2431 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2434 * config/i386/i386.c (ix86_expand_builtin): For builtin with
2435 unsupported or unknown ISA, use expand_call.
2437 2016-09-06 Martin Liska <mliska@suse.cz>
2439 PR gcov-profile/77378
2440 PR gcov-profile/77466
2441 * tree-profile.c (tree_profiling): Detect whether target can use
2442 -fprofile-update=atomic.
2444 2016-09-06 Richard Biener <rguenther@suse.de>
2446 PR tree-optimization/77479
2447 * tree-vrp.c (update_value_range): Extend overflow handling to
2450 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2453 * config/i386/i386.md (isa): Add x64_avx512bw.
2454 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
2455 (kmov_isa): New mode attr.
2456 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
2457 (*zero_extend<mode>si2): Likewise.
2458 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
2460 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
2462 * doc/invoke.texi (SPU Options): nops -> NOPs.
2463 (x86 Options): Ditto.
2465 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2468 * toplev.c (process_options): Temporarily set input_location
2469 to UNKNOWN_LOCATION around targetm.target_option.override () call.
2471 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
2473 PR rtl-optimization/77452
2474 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
2475 inner-mode reference to a CONST_VECTOR constant in the constant pool.
2477 2016-09-05 Marek Polacek <polacek@redhat.com>
2480 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2482 2016-09-05 Jakub Jelinek <jakub@redhat.com>
2485 * gensupport.c (alter_output_for_subst_insn): Remove redundant
2486 *insn_out == '*' test. Don't copy unnecessary to yet another
2487 memory buffer, and don't leak it.
2489 PR rtl-optimization/77425
2490 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2492 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
2494 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2496 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2498 * common.opt (fdiagnostics-generate-patch): New option.
2499 * diagnostic.c: Include "edit-context.h".
2500 (diagnostic_initialize): Initialize context->edit_context_ptr.
2501 (diagnostic_finish): Delete context->edit_context_ptr.
2502 (diagnostic_report_diagnostic): Add fix-it hints from the
2503 diagnostic to context->edit_context_ptr, if any.
2504 * diagnostic.h (class edit_context): Add forward decl.
2505 (struct diagnostic_context): Add field "edit_context_ptr".
2506 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2507 -fdiagnostics-generate-patch.
2508 (-fdiagnostics-generate-patch): New item.
2509 * toplev.c: Include "edit-context.h".
2510 (process_options): Set global_dc->edit_context_ptr to a new
2511 edit_context if the options need one.
2512 (toplev::main): Handle -fdiagnostics-generate-patch by using
2513 global_dc->edit_context_ptr.
2515 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2518 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
2519 map and firstprivate clauses on target construct for _Atomic
2521 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
2522 on target construct for _Atomic qualified decls.
2523 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
2525 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
2526 _Atomic qualified arguments not mentioned in uniform clause.
2528 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2530 * Makefile.in (OBJS-libcommon): Add edit-context.o.
2531 * diagnostic-color.c (color_dict): Add "diff-filename",
2532 "diff-hunk", "diff-delete", and "diff-insert".
2533 (parse_gcc_colors): Update default value of GCC_COLORS in comment
2534 to reflect above changes.
2535 * doc/invoke.texi (-fdiagnostics-color): Update description of
2536 default GCC_COLORS, and of the supported capabilities.
2537 * edit-context.c: New file.
2538 * edit-context.h: New file.
2539 * input.c (struct fcache): Add field "missing_trailing_newline".
2540 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
2542 (add_file_to_cache_tab): Likewise.
2543 (fcache::fcache): Likewise.
2544 (get_next_line): Update c->missing_trailing_newline.
2545 (location_missing_trailing_newline): New function.
2546 * input.h (location_missing_trailing_newline): New decl.
2547 * selftest-run-tests.c (selftest::run_tests): Call
2548 edit_context_c_tests.
2549 * selftest.h (edit_context_c_tests): New decl.
2551 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2552 Richard Biener <rguenth@suse.de>
2554 PR tree-optimization/77444
2555 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
2556 as steptype, remove redundant initialization.
2558 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2561 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
2562 (sanopt_optimize_walker): Optimize away
2563 __asan_before_dynamic_init (...) followed by
2564 __asan_after_dynamic_init () without intervening memory loads/stores.
2565 * ipa-pure-const.c (special_builtin_state): Handle
2566 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
2567 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2569 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2571 * cfg.c (free_original_copy_tables): Replace second assignment of
2572 bb_copy = NULL by bb_original = NULL.
2574 2016-09-02 Jakub Jelinek <jakub@redhat.com>
2577 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
2578 assignment added in r216794.
2580 2016-09-02 David Malcolm <dmalcolm@redhat.com>
2582 * Makefile.in (OBJS): Add typed-splay-tree.o.
2583 * selftest-run-tests.c (selftest::run_tests): Call
2584 typed_splay_tree_c_tests.
2585 * selftest.h (typed_splay_tree_c_tests): New decl.
2586 * typed-splay-tree.c: New file.
2587 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
2588 (typed_splay_tree::max): New method.
2589 (typed_splay_tree::min): New method.
2590 (typed_splay_tree::foreach): New method.
2591 (typed_splay_tree::closure): New struct.
2592 (typed_splay_tree::inner_foreach_fn): New function.
2594 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2596 * ipa-cp.c (ipcp_store_bits_results): Change option name from
2597 -fipa-cp-bit to -fipa-bit-cp.
2599 2016-09-01 Martin Sebor <msebor@redhat.com>
2601 PR tree-optimization/71831
2602 * tree-object-size.h: Return bool instead of the size and add
2603 argument for the size.
2604 * tree-object-size.c (compute_object_offset): Update signature.
2605 (addr_object_size): Same.
2606 (compute_builtin_object_size): Return bool instead of the size
2607 and add argument for the size. Handle POINTER_PLUS_EXPR when
2608 optimization is disabled.
2609 (expr_object_size): Adjust.
2610 (plus_stmt_object_size): Adjust.
2611 (pass_object_sizes::execute): Adjust.
2612 * builtins.c (fold_builtin_object_size): Adjust.
2613 * doc/extend.texi (Object Size Checking): Update.
2614 * ubsan.c (instrument_object_size): Adjust.
2616 2016-09-01 Martin Sebor <msebor@redhat.com>
2618 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
2619 it fits the output of the formatted function regardless of its
2621 * gcc/genmodes.c (parser::parse_expr): Same.
2622 * gimplify.c (gimplify_asm_expr): Same.
2623 * passes.c (pass_manager::register_one_dump_file): Same.
2624 * print-tree.c (print_node): Same.
2626 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2628 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
2630 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2632 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
2634 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2636 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
2637 * config/rs6000/vector.md: Ditto.
2638 * config/rs6000/vsx.md: Ditto.
2640 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2642 * ipa-inline-analysis.c (param_change_prob): Get to the base object
2645 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2647 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
2648 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
2649 *return_and_restore_gpregs_<mode>_r11,
2650 *return_and_restore_gpregs_<mode>_r12,
2651 *return_and_restore_gpregs_<mode>_r1,
2652 *return_and_restore_fpregs_<mode>_r11,
2653 *return_and_restore_fpregs_<mode>_r12,
2654 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
2655 directly instead of via the "l" constraint. Renumber operands.
2658 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2660 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
2661 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
2662 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
2663 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
2664 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
2665 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
2666 *call_value_nonlocal_darwin64, reload_macho_picbase,
2667 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
2668 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
2669 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
2670 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
2671 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
2672 *save_fpregs_<mode>_r1): Ditto.
2673 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
2674 *return_and_restore_gpregs_spe): Ditto.
2676 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2678 * config/rs6000/rs6000.md
2679 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
2680 the use of the link register.
2681 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
2683 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2684 Michael Meissner <meissner@linux.vnet.ibm.com>
2687 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
2688 reg+reg addressing for TImode.
2689 (rs6000_legitimate_address_p): Only allow register indirect
2690 addressing for TImode, even without TARGET_QUAD_MEMORY.
2692 2016-09-01 Richard Biener <rguenther@suse.de>
2695 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
2696 check whether the result fits the desired result type.
2698 2016-09-01 Nathan Sidwell <nathan@acm.org>
2700 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
2702 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
2704 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
2706 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
2708 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2710 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
2711 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
2712 for comparisons of integer ZERO_EXTEND against zero.
2714 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2716 * config/i386/i386.c (ix86_option_override_internal): Also disable the
2717 STV pass if -mstackrealign is enabled.
2719 2016-08-31 Ilya Verbin <iverbin@gmail.com>
2721 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
2724 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2726 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
2727 (layout_range::intersects_line_p): New method.
2728 (test_range_contains_point_for_single_point): Rename to...
2729 (test_layout_range_for_single_point): ...this, and add testing
2730 for layout_range::intersects_line_p.
2731 (test_range_contains_point_for_single_line): Rename to...
2732 (test_layout_range_for_single_line): ...this, and add testing
2733 for layout_range::intersects_line_p.
2734 (test_range_contains_point_for_multiple_lines): Rename to...
2735 (test_layout_range_for_multiple_lines): ...this, and add testing
2736 for layout_range::intersects_line_p.
2737 (layout::layout): Populate m_fixit_hints.
2738 (layout::get_expanded_location): Handle the case of a line-span
2740 (layout::validate_fixit_hint_p): New method.
2741 (get_line_span_for_fixit_hint): New function.
2742 (layout::calculate_line_spans): Add spans for fixit-hints.
2743 (layout::should_print_annotation_line_p): New method.
2744 (layout::print_any_fixits): Drop param "richloc", instead using
2745 validated fixits in m_fixit_hints. Add "const" to hint pointers.
2746 (diagnostic_show_locus): Avoid printing blank annotation lines.
2747 (selftest::test_diagnostic_context::test_diagnostic_context):
2748 Initialize show_column and start_span.
2749 (selftest::test_diagnostic_context::start_span_cb): New static
2751 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
2752 (selftest::diagnostic_show_locus_c_tests): Update for function
2753 renamings. Call test_diagnostic_show_locus_fixit_lines.
2755 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2757 PR tree-optimization/73714
2758 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
2760 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2762 * selftest.c: Move "namespace selftest {" to top of file,
2763 removing explicit "selftest::" qualifiers throughout.
2765 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2767 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
2769 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
2770 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
2771 Replace builtin with vector extension.
2772 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
2774 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
2775 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
2776 Replace builtin with vector extension.
2777 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
2778 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
2779 Replace builtin with vector extension.
2780 * config/i386/xmmintrin.h (__m128_u): New type.
2781 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
2782 (_mm_load_ps, _mm_store_ps): Simplify.
2784 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
2786 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
2788 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2790 * diagnostic-show-locus.c (colorizer::begin_state): Support more
2791 than 3 ranges per diagnostic by alternating between color 1 and
2793 (layout::layout): Replace use of rich_location::MAX_RANGES
2794 with richloc->get_num_locations ().
2795 (layout::calculate_line_spans): Replace use of
2796 rich_location::MAX_RANGES with m_layout_ranges.length ().
2797 (layout::print_annotation_line): Handle arbitrary numbers of
2798 ranges in caret-printing by defaulting to '^'.
2799 (selftest::test_one_liner_many_fixits): New function.
2800 (test_diagnostic_show_locus_one_liner): Call it.
2801 * diagnostic.c (diagnostic_initialize): Update for renaming
2802 of rich_location::MAX_RANGES to
2803 rich_location::STATICALLY_ALLOCATED_RANGES.
2804 * diagnostic.h (struct diagnostic_context): Likewise.
2806 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2808 * selftest.c (selftest::named_temp_file::named_temp_file): New
2810 (selftest::temp_source_file::~temp_source_file): Move to...
2811 (selftest::named_temp_file::~named_temp_file): ...here.
2812 (selftest::test_named_temp_file): New function.
2813 (selftest::selftest_c_tests): Call test_named_temp_file.
2814 * selftest.h (class named_temp_file): New class.
2815 (class temp_source_file): Convert to a subclass of named_temp_file.
2817 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
2819 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
2820 USEs of LR_REGNO in returns and sibcalls.
2821 (rs6000_output_mi_thunk): Similar.
2822 (rs6000_sibcall_aix): Similar.
2823 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
2824 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
2825 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
2826 Remove the USE of LR_REGNO from the patterns as well. Delete an
2828 (return_internal_<mode>): Delete.
2830 2016-08-30 Tamar Christina <tamar.christina@arm.com>
2832 * gcc/config/aarch64/aarch64-simd.md
2833 (aarch64_ld2<mode>_dreg_le): New.
2834 (aarch64_ld2<mode>_dreg_be): New.
2835 (aarch64_ld2<mode>_dreg): Removed.
2836 (aarch64_ld3<mode>_dreg_le): New.
2837 (aarch64_ld3<mode>_dreg_be): New.
2838 (aarch64_ld3<mode>_dreg): Removed.
2839 (aarch64_ld4<mode>_dreg_le): New.
2840 (aarch64_ld4<mode>_dreg_be): New.
2841 (aarch64_ld4<mode>_dreg): Removed.
2842 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
2844 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2846 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
2847 redundant location param.
2848 (test_one_liner_fixit_remove): Likewise.
2849 (test_one_liner_fixit_replace): Likewise.
2850 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
2851 * gcc-rich-location.c
2852 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
2853 get_range_from_loc. Drop overload taking a const char *.
2854 * gcc-rich-location.h
2855 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
2858 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2860 * config/linux.c (linux_libc_has_function): Return true on musl.
2862 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2864 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
2866 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
2868 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
2869 used for abnormal egdes.
2871 2016-08-30 Jakub Jelinek <jakub@redhat.com>
2873 PR tree-optimization/72866
2874 * tree-vect-patterns.c (search_type_for_mask): Turn into
2875 a small wrapper, move all code to ...
2876 (search_type_for_mask_1): ... this new function. Add caching
2877 and adjust recursive calls.
2880 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
2881 instead of lookup_type_die (type_main_variant (type)) even for array
2885 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
2886 constant pool reference return x instead of c.
2888 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
2890 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
2893 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2896 (selftest::test_make_location_nonpure_range_endpoints): Fix
2899 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2901 * diagnostic-show-locus.c
2902 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
2904 (selftest::test_diagnostic_show_locus_one_liner): Call it.
2905 * input.c (get_pure_location): Move to libcpp/line-map.c.
2906 * input.h (get_pure_location): Convert decl to an inline function
2907 calling implementation in libcpp.
2909 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
2912 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
2913 template for intel asm dialect.
2914 (vec_set_hi_<mode><mask_name>): Ditto.
2916 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2918 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
2919 (selftest::fail_formatted): Likewise.
2921 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2923 * input.c (make_location): Call get_start and get_finish
2924 on the endpoints to avoid storing packed ranges or ad-hoc
2926 (selftest::test_make_location_nonpure_range_endpoints): New function.
2927 (selftest::input_c_tests): Call it.
2928 * input.h (get_start): New inline function.
2930 2016-08-29 Tom de Vries <tom@codesourcery.com>
2933 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
2936 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
2938 * Makefile.in (gcov-iov.h): Add dummy recipe.
2940 2016-08-29 Nathan Sidwell <nathan@acm.org>
2942 * config/nvptx/nvptx.c: #include tree-vrp.h.
2944 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
2947 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
2948 HIGH+LO construct during reload.
2950 2016-08-28 Tom de Vries <tom@codesourcery.com>
2953 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
2954 'sysv_abi va_list' attribute.
2955 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
2956 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
2959 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2961 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
2962 * emit-rtl.c (unshare_all_rtl_1): Adjust.
2963 (unshare_all_rtl_again): Likewise.
2964 * function.c (assign_stack_local_1): Likewise.
2965 (assign_stack_temp_for_type): Likewise.
2967 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2969 * cfgbuild.c (make_edges): Adjust.
2970 * cfgrtl.c (can_delete_label_p): Likewise.
2971 * dwarf2cfi.c (create_trace_edges): Likewise.
2972 * except.c (sjlj_emit_dispatch_table): Likewise.
2973 * function.h (struct expr_status): make x_forced_labels a vector.
2974 * jump.c (rebuild_jump_labels_1): Adjust.
2975 * reload1.c (set_initial_label_offsets): Likewise.
2976 * stmt.c (force_label_rtx): Likewise.
2977 (expand_label): Likewise.
2979 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2981 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
2983 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
2985 PR tree-optimization/71077
2986 PR tree-optimization/68542
2987 * fold-const.c (fold_relational_const): Fix folding of
2988 VECTOR_CST comparisons that have a scalar boolean result type.
2989 (selftest::test_vector_folding): New static function.
2990 (selftest::fold_const_c_tests): Call it.
2992 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2994 * doc/extend.texi (SPU Built-in Functions): Remove stale
2995 references to material formerly at IBM and Sony.
2997 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3000 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3002 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3004 * diagnostic-show-locus.c
3005 (selftest::test_fixit_consolidation): New function.
3006 (selftest::diagnostic_show_locus_c_tests): Call it.
3007 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3008 constructor based on source_range.
3010 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3012 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3014 (parse_gcc_colors): Update description of default GCC_COLORS.
3015 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3016 (colorizer::set_fixit_insert): New method.
3017 (colorizer::set_fixit_delete): New method.
3018 (colorizer::get_color_by_name): New method.
3019 (colorizer::STATE_FIXIT_INSERT): New constant.
3020 (colorizer::STATE_FIXIT_DELETE): New constant.
3021 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3022 fields in favor of new field "m_stop_color". Add fields
3023 "m_fixit_insert" and "m_fixit_delete".
3024 (colorizer::colorizer): Update for above changes. Replace
3025 colorize_start calls with calls to get_color_by_name.
3026 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3027 STATE_FIXIT_DELETE. Update for field renamings.
3028 (colorizer::finish_state): Simplify by using m_stop_color,
3029 rather than multiple identical "*_ce" fields.
3030 (colorizer::get_color_by_name): New method.
3031 (layout::print_any_fixits): Print insertions and replacements
3032 using the "fixit-insert" color, and deletions using the
3033 "fixit-delete" color.
3034 * doc/invoke.texi (-fdiagnostics-color): Update description of
3035 default GCC_COLORS, and of the supported capabilities.
3037 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3039 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3040 current_function_static_stack_size variable with the static
3041 stack frame size of the current function when
3042 flag_stack_usage_info is enabled.
3044 2016-08-26 Nathan Sidwell <nathan@acm.org>
3046 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3047 assignment inside if condition.
3049 2016-08-26 Richard Biener <rguenther@suse.de>
3051 PR tree-optimization/69047
3052 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3053 extracts similar to what FRE does.
3054 (non_rewritable_mem_ref_base): Likewise.
3056 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3058 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3059 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3060 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3061 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3062 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3064 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3065 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3066 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3067 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3068 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3070 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3073 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3074 reservation duration to 15 cycles.
3075 (cortex_a8_vfp_macs): Likewise.
3076 (cortex_a8_vfp_macd): Likewise.
3077 (cortex_a8_vfp_divs): Likewise.
3078 (cortex_a8_vfp_divd): Likewise.
3080 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3082 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3083 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3085 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3086 Martin Jambhor <mjambor@suse.cz>
3088 * common.opt: New option -fipa-bit-cp.
3089 * doc/invoke.texi: Document -fipa-bit-cp.
3090 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3091 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3092 * tree-ssa-ccp.h: New header file.
3093 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3094 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3095 Replace all occurences of tree parameter by two new params: signop, int.
3096 (bit_value_unop_1): Change to bit_value_unop and export it.
3097 Replace all occurences of tree parameter by two new params: signop,
3099 (bit_value_binop): Change call from bit_value_binop_1 to
3101 (bit_value_assume_aligned): Likewise.
3102 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3103 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3105 (ccp_finalize): Skip processing if val->mask == 0.
3106 * ipa-cp.c: Include tree-ssa-ccp.h
3107 (ipcp_bits_lattice): New class.
3108 (ipcp_param_lattice (bits_lattice): New member.
3109 (print_all_lattices): Call ipcp_bits_lattice::print.
3110 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3111 (initialize_node_lattices): Likewise.
3112 (propagate_bits_accross_jump_function): New function.
3113 (propagate_constants_accross_call): Call
3114 propagate_bits_accross_jump_function.
3115 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3116 (ipcp_store_bits_results): New function.
3117 (ipcp_driver): Call ipcp_store_bits_results.
3118 * ipa-prop.h (ipa_bits): New struct.
3119 (ipa_jump_func): Add new member bits of type ipa_bits.
3120 (ipa_param_descriptor): Change decl to decl_or_type.
3121 (ipa_get_param): Change decl to decl_or_type and assert on
3123 (ipa_get_type): New function.
3124 (ipcp_transformation_summary): New member bits.
3125 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3126 (ipa_populate_param_decls): Likewise.
3127 (ipa_dump_param): Likewise.
3128 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3130 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3131 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3133 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3134 (ipa_write_jump_function): Add streaming for ipa_bits.
3135 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3136 (write_ipcp_transformation_info): Add streaming for ipa_bits
3138 (read_ipcp_transfomration_info): Add support for reading streamed
3140 (ipcp_update_bits): New function.
3141 (ipcp_transform_function): Call ipcp_update_bits.
3143 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3145 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3146 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3148 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3150 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3152 2016-08-25 Richard Biener <rguenther@suse.de>
3154 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3155 Only add locations in late dwarf.
3156 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3157 (dwarf2out_early_finish): But do it here.
3159 2016-08-24 Michael Collison <michael.collison@linaro.org>
3160 Michael Collison <michael.collison@arm.com>
3162 * config/arm/arm-modes.def: Add new condition code mode CC_V
3163 to represent the overflow bit.
3164 * config/arm/arm.c (maybe_get_arm_condition_code):
3165 Add support for CC_Vmode.
3166 (arm_gen_unlikely_cbranch): New function to generate common
3167 rtl conditional branches for overflow patterns.
3168 * config/arm/arm-protos.h: Add prototype for
3169 arm_gen_unlikely_cbranch.
3170 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3171 addsi3_compareV_upper): New patterns to support signed
3172 builtin overflow add operations.
3173 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3174 New patterns to support unsigned builtin add overflow operations.
3175 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3176 builtin overflow subtract operations,
3177 (usubv<mode>4): New patterns to support unsigned builtin subtract
3178 overflow operations.
3179 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3180 to support builtin overflow negate operations.
3182 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3185 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3187 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3188 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3191 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3193 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3194 MULTILIB_OPTIONS should be used. Small wording fixes.
3195 * genmultilib: Memorize set of all option combinations in
3196 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3197 found in MULTILIB_OPTIONS by checking if option set is listed in
3198 combination_space. Output new and existing error message to stderr.
3200 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3202 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3203 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3204 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3205 (MULTILIB_REUSE): Remove reuse rules for option set including
3206 -mfpu=fp-armv8 and -mfpu=vfpv4
3208 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3210 * config/arm/t-rtems: Add vfp multilib.
3212 2016-08-23 Ian Lance Taylor <iant@golang.org>
3214 * config/s390/s390.c (s390_asm_file_start): Call
3217 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3219 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3220 initialization of all 0's to the 0 constant, instead of directly
3221 generating XOR. Add support for V4SImode vector initialization on
3222 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3223 initialization. Change variables used in V4SFmode vector
3224 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3225 any memory addresses are in index form. Add support for using
3226 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3227 with all of the same element.
3228 (regno_or_subregno): New helper function to return a register
3229 number for either REG or SUBREG.
3230 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3231 Use regno_or_subregno where possible.
3232 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3233 DImode value from two SImode values in order to generate V4SImode
3234 vector initialization on 64-bit systems with direct move.
3235 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3237 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3239 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3241 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3242 attributes to initialize V8HImode and V16QImode vectors with the
3244 (VSX_SPLAT_COUNT): Likewise.
3245 (VSX_SPLAT_SUFFIX): Likewise.
3246 (UNSPEC_VSX_VEC_INIT): New unspec.
3247 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3248 Allow SFmode values to come from Altivec registers.
3249 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3250 on 64-bit systems with direct move.
3251 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3252 vector initializations, to allow V4SImode vector initializations
3253 on 64-bit systems with direct move.
3254 (vsx_splat_v4si): Likewise.
3255 (vsx_splat_v4si_di): Likewise.
3256 (vsx_splat_v4sf): Likewise.
3257 (vsx_splat_v4sf_internal): Likewise.
3258 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3260 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3261 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3262 initializing V8HImode and V16QImode vectors with the same
3264 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3265 optimization if -maltivec=be.
3267 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3269 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3270 attribute for alternatives 3 and 4.
3272 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3274 * selftest.c (selftest::assert_str_contains): New function.
3275 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3276 * selftest.h (selftest::assert_str_contains): New decl.
3277 (ASSERT_STR_CONTAINS): New macro.
3279 2016-08-23 Richard Biener <rguenther@suse.de>
3281 PR tree-optimization/77286
3282 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3284 (vect_transform_loop): Split exit edges of loop and scalar
3285 loop if required and at the appropriate time.
3287 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3289 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3290 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3292 Correct a typo in a comment.
3294 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3296 * config/s390/s390.md ("*andc_split"): New splitter for and with
3299 2016-08-23 Richard Biener <rguenther@suse.de>
3301 PR tree-optimization/27336
3302 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3303 by looking for a non-EH edge.
3304 (process_assert_insertions_for): Likewise.
3306 2016-08-23 Richard Biener <rguenther@suse.de>
3309 * statistics.c (statistics_counter_event): Robustify against
3312 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3314 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3315 for targets amdfam10 and barcelona.
3317 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3319 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3320 (zero_extend<mode>di2): Ditto.
3321 (*zero_extend<mode>si2): Ditto.
3322 (*zero_extendqihi2): Ditto.
3324 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3327 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3328 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3330 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3332 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3333 identical consecutive elements.
3334 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3335 the node's def stmt, avoid printing an unwanted trailing newline by
3336 replacing the call to print_gimple_stmt() with its inlined body and
3337 adjusting it to not set pp_needs_newline and to call pp_flush()
3338 instead of pp_newline_and_flush().
3340 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3342 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3343 (float32_type_node, float64_type_node, float32x_type_node)
3344 (float128x_type_node): New macros.
3345 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3346 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3347 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3348 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3349 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3350 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3351 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3352 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3353 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3354 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3355 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3356 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3357 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3358 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3359 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3360 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3361 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3362 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3363 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3365 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3366 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3367 * doc/extend.texi (Other Builtins): Document these built-in
3369 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3372 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3374 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3376 2016-08-22 Richard Biener <rguenther@suse.de>
3378 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3380 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3383 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3384 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3385 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3387 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3389 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3390 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3391 (vrp_visit_switch_stmt): Likewise.
3392 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3393 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3394 (vrp_visit_stmt): Use extract_range_from_stmt.
3395 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3397 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3399 * Makefile.in: Add tree-vrp.h to GTFILES.
3400 * gengtype.c (open_base_files): Add tree-vrp.h.
3401 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3402 * builtins.c: Likewise.
3403 * fold-const.c: Likewise.
3404 * gimple-builder.c: Likewise.
3405 * gimple-laddress.c: Likewise.
3406 * hsa-gen.c: Likewise.
3407 * internal-fn.c: Likewise.
3409 * targhooks.c: Liewise,
3410 * tree-ssa-address.c: Likewise.
3411 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3412 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3413 * tree-vrp.h: New file.
3415 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3417 PR tree-optimization/61839
3418 * tree-vrp.c (two_valued_val_range_p): New.
3419 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3420 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3421 Also Convert VAR BINOP CST where VAR is two-valued to
3422 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3424 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3426 * diagnostic-show-locus.c
3427 (layout::annotation_line_showed_range_p): New method.
3428 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3429 Reimplement case fixit_hint::REPLACE to cover removals, and
3430 replacements where the range of the replacement isn't one
3431 of the ranges in the rich_location.
3432 (test_one_liner_fixit_replace): Likewise.
3433 (selftest::test_one_liner_fixit_replace_non_equal_range): New
3435 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
3437 (selftest::test_diagnostic_show_locus_one_liner): Call the new
3439 * diagnostic.c (print_parseable_fixits): Remove case
3442 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
3445 * config/i386/i386.c (ix86_option_override_internal): Remove
3446 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
3447 Enable SSE prefetch also for TARGET_PREFETCHWT1.
3448 Do not try to enable TARGET_PRFCHW ISA flag here.
3449 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
3450 Rewrite expander function body.
3451 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
3453 2016-08-19 Joseph Myers <joseph@codesourcery.com>
3456 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
3457 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
3458 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
3459 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
3460 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
3461 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
3462 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
3463 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
3464 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
3466 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
3468 (struct floatn_type_info): New structure type.
3469 (floatn_nx_types): New variable declaration.
3470 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
3471 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
3472 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
3473 * tree.c (floatn_nx_types): New variable.
3474 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
3475 corresponding complex types.
3476 * target.def (floatn_mode): New hook.
3477 * targhooks.c: Include "real.h".
3478 (default_floatn_mode): New function.
3479 * targhooks.h (default_floatn_mode): New prototype.
3480 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
3482 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
3483 effective-target and dg-add-options keywords.
3484 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
3485 Document new effective-target keywords.
3486 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
3487 * doc/tm.texi: Regenerate.
3488 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
3489 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
3490 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
3492 * real.h (struct real_format): Add field ieee_bits.
3493 * real.c (ieee_single_format, mips_single_format)
3494 (motorola_single_format, spu_single_format, ieee_double_format)
3495 (mips_double_format, motorola_double_format)
3496 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
3497 (ieee_extended_intel_128_format)
3498 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
3499 (mips_extended_format, ieee_quad_format, mips_quad_format)
3500 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
3501 (decimal_double_format, decimal_quad_format, ieee_half_format)
3502 (arm_half_format, real_internal_format: Initialize ieee_bits
3504 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
3505 float128_type_node. Set float80_type_node to float64x_type_node
3506 if appropriate and long_double_type_node not appropriate.
3507 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
3508 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
3509 Initialize ieee_bits field.
3510 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
3511 (rs6000_init_builtins): Set ieee128_float_type_node to
3513 (rs6000_floatn_mode): New function.
3515 2016-08-19 Jakub Jelinek <jakub@redhat.com>
3517 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3518 _rdseed64_step): Uglify argument names and/or local variable names
3519 in inline functions.
3520 * config/i386/rtmintrin.h (_xabort): Likewise.
3521 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
3522 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
3523 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
3524 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
3525 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
3526 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
3527 _mm_maskz_ternarylogic_epi32): Likewise.
3528 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
3529 __lwpins32, __lwpins64): Likewise.
3530 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
3531 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
3532 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
3533 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
3534 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
3535 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
3536 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
3537 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
3538 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
3539 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
3540 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
3541 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
3542 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
3543 _mm256_mask_i64gather_epi32): Likewise.
3544 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3545 * config/i386/ia32intrin.h (__writeeflags): Likewise.
3546 * config/i386/pkuintrin.h (_wrpkru): Likewise.
3547 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
3548 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
3549 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
3550 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
3551 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
3552 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
3553 _mm512_mask_prefetch_i64scatter_ps): Likewise.
3554 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
3555 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
3556 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
3557 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
3558 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
3559 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
3560 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
3561 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
3563 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
3565 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
3566 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
3568 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
3569 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
3571 (_rdpkru_u32): Add space after function name.
3573 * config/i386/t-i386 (i386-c.o): Don't depend on
3574 i386-builtin-types.inc.
3575 (i386.o): Depend on i386-builtin-types.inc.
3577 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
3580 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
3581 Use const_vec_duplicate to check for duplicated elements.
3583 2016-08-19 Richard Biener <rguenther@suse.de>
3585 PR tree-optimization/77290
3586 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3587 Fix flag_tree_parallelize_loops check.
3589 2016-08-19 Richard Biener <rguenther@suse.de>
3591 * match.pd (x | 0 -> x): Add.
3593 2016-08-19 Richard Biener <rguenther@suse.de>
3595 PR tree-optimization/77286
3596 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3597 Deal with virtual PHIs being out-of-order.
3599 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3601 * doc/invoke.texi (fverbose-asm): Note that source code lines
3602 are emitted, and provide an example.
3603 * final.c (asm_show_source): New function.
3604 (final_scan_insn): Call asm_show_source.
3606 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3608 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
3609 param with diagnostic_kind.
3610 (class colorizer): Similarly replace field m_diagnostic with
3612 (colorizer::colorizer): Replace diagnostic
3613 param with diagnostic_kind.
3614 (colorizer::begin_state): Update for above field change.
3615 (layout::layout): Replace diagnostic param with rich_location *
3616 and diagnostic_kind.
3617 (diagnostic_show_locus): Replace diagnostic param with richloc
3618 and diagnostic_kind.
3619 (class selftest::test_diagnostic_context): New class.
3620 (selftest::test_diagnostic_show_locus_unknown_location): New
3622 (selftest::test_one_liner_simple_caret): New function.
3623 (selftest::test_one_liner_caret_and_range): New function.
3624 (selftest::test_one_liner_multiple_carets_and_ranges): New
3626 (selftest::test_one_liner_fixit_remove): New function.
3627 (selftest::test_one_liner_fixit_replace): New function.
3628 (selftest::test_diagnostic_show_locus_one_liner): New function.
3629 (selftest::diagnostic_show_locus_c_tests): Call the new test
3631 * diagnostic.c (diagnostic_initialize): Initialize
3632 colorize_source_p, show_ruler_p and parseable_fixits_p.
3633 (default_diagnostic_finalizer): Update for change to
3634 diagnostic_show_locus.
3635 (diagnostic_append_note): Likewise.
3636 * diagnostic.h (diagnostic_show_locus): Replace
3637 const diagnostic_info * param with location * and diagnostic_t.
3639 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3641 * input.c (saved_line_table): New global.
3642 (class selftest::temp_line_table): Rename to line_table_test and
3643 move declaration to selftest.h, and drop field m_old_line_table.
3644 (selftest::temp_line_table::temp_line_table): Rename ctor to...
3645 (selftest::line_table_test::line_table_test): ...this. Add a
3646 default ctor. Store current value of line_table within
3648 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
3649 (selftest::line_table_test::~line_table_test): ...this, and
3650 restore line_table from the saved_line_table, rather than
3652 (selftest::test_accessing_ordinary_linemaps): Update for above
3654 (selftest::test_lexer): Likewise.
3655 (struct selftest::lexer_test): Likewise.
3656 (selftest::lexer_test::lexer_test): Likewise.
3657 (selftest::input_c_tests): Move the looping over test cases from
3659 (selftest::for_each_line_table_case): New function.
3660 * input.h (saved_line_table): New decl.
3661 * selftest.h (struct selftest::line_table_case): New forward decl.
3662 (class selftest::line_table_test): New class, moved here from
3663 selftest::temp_line_table in input.c, and renamed.
3664 (selftest::for_each_line_table_case): New decl.
3666 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
3669 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
3671 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
3674 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
3675 enclosing parallel construct for reduction variables on OpenACC loop
3678 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
3680 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
3681 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
3683 (function_to_dwarf_procedure): Update comment.
3685 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3687 * input.c (diagnostics_file_cache_forcibly_evict_file): New
3689 * input.h (diagnostics_file_cache_forcibly_evict_file): New
3691 * selftest.c (selftest::temp_source_file::~temp_source_file):
3692 Evict m_filename from the diagnostic file cache.
3694 2016-08-18 Richard Biener <rguenther@suse.de>
3696 * tree-pass.h (make_pass_materialize_all_clones): Declare.
3697 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
3698 make_pass_materialize_all_clones): New simple IPA pass encapsulating
3699 clone materialization.
3700 * passes.def (all_late_ipa_passes): Start with
3701 pass_materialize_all_clones.
3702 * cgraphunit.c (symbol_table::compile): Remove call to
3703 materialize_all_clones.
3704 * tree-into-ssa.c: Include statistics.h.
3705 (update_ssa): Count number of times we do incremental/rewrite
3708 2016-08-18 Richard Biener <rguenther@suse.de>
3710 PR tree-optimization/77282
3711 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3712 When doing auto-parallelizing also prevent use of PHIs that
3713 carry dependences across loop backedges.
3715 2016-08-18 Tamar Christina <tamar.christina@arm.com>
3716 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3718 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
3720 2016-08-18 Richard Biener <rguenther@suse.de>
3722 * ssa-iterators.h (ssa_vuse_operand): New inline.
3723 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
3724 (predicate_all_scalar_phis): Use remove_phi_node to remove
3725 phi nodes predicated. Delay removing virtual PHIs.
3726 (predicate_mem_writes): Update virtual operands.
3727 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
3728 (tree_if_conversion): Do not rewrite virtual SSA form.
3729 * tree-phinodes.c (release_phi_node): Make static.
3730 * tree-phinodes.h (release_phi_node): Remove.
3732 2016-08-18 Jakub Jelinek <jakub@redhat.com>
3734 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
3735 codes that appear in bdesc_* arrays, instead include i386-builtin.def
3736 twice to define those.
3737 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
3738 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
3739 bdesc_multi_arg): Define by including i386-builtin.def the third time.
3740 * config/i386/i386-builtin.def: New file.
3742 2016-08-17 David Malcolm <dmalcolm@redhat.com>
3744 * input.c (get_source_range_for_char): Rename to...
3745 (selftest::get_source_range_for_char): ...this, and move within
3746 the #if CHECKING_P guard.
3747 (get_num_source_ranges_for_substring): Rename to...
3748 (selftest::get_num_source_ranges_for_substring): ...this, move
3749 within the #if CHECKING_P guard, and make static.
3750 (selftest::assert_num_substring_ranges): Initialize
3753 2016-08-18 Alan Modra <amodra@gmail.com>
3755 PR rtl-optimization/72771
3756 * reload.c (find_reloads): Don't assume that a subreg mem is OK
3757 when find_reloads_toplev returns address_reloaded==-1.
3758 (alternative_allows_const_pool_ref): Update comment.
3760 2015-08-17 Alan Hayward <alan.hayward@arm.com>
3762 PR tree-optimization/71752
3763 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
3764 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
3766 2016-08-17 Jakub Jelinek <jakub@redhat.com>
3768 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
3769 instead of testing ECF_NORETURN bit in gimple_call_flags.
3770 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
3771 * predict.c (tree_bb_level_predictions): Likewise.
3772 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
3775 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
3776 turning a call into __builtin_unreachable-like noreturn call, adjust
3777 gimple_call_set_fntype.
3778 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
3779 gimple_call_fntype has void return type.
3781 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
3783 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
3784 maybe_lookup_decl, to handle nested acc loop directives.
3786 2016-08-17 Richard Biener <rguenther@suse.de>
3788 PR tree-optimization/76490
3789 * tree-vrp.c (update_value_range): Preserve overflow infinities
3790 when intersecting with ranges from get_range_info.
3791 (operand_less_p): Handle overflow infinities correctly.
3792 (value_range_constant_singleton): Use vrp_operand_equal_p
3793 to handle overflow max/min correctly.
3794 (vrp_valueize): Likewise.
3795 (union_ranges): Likewise.
3796 (intersect_ranges): Likewise.
3797 (vrp_visit_phi_node): Improve iteration limitation to only
3798 apply when we'll possibly re-visit the PHI via a changed argument
3801 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3803 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
3804 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
3805 rather than those that should not be built.
3807 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
3810 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
3812 2016-08-17 Richard Biener <rguenther@suse.de>
3814 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
3815 (verify_vssa): New function verifying virtual SSA form.
3816 (verify_ssa): Call it.
3817 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
3818 Do not apply loop-closed SSA handling to virtuals.
3819 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
3820 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
3821 when rewriting their symbol.
3822 (prepare_def_site_for): Likewise.
3823 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
3824 operands of moved stmts.
3826 2016-08-17 Richard Biener <rguenther@suse.de>
3828 PR tree-optimization/23855
3829 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
3830 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
3831 find guards to hoist. Do not update SSA form but rewrite virtuals
3832 into loop closed SSA.
3833 (find_loop_guard): Adjust to skip already hoisted guards. Do
3834 not mark virtuals for renaming or update SSA form.
3836 2016-08-17 Martin Liska <mliska@suse.cz>
3838 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
3839 a LONG_LONG_TYPE_SIZE comparison.
3840 * gcov-io.h: Remove macro definitions.
3841 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
3842 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
3845 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3847 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
3848 that builtins not mentioned in bdesc_* arrays come first, then
3849 the ones mentioned in bdesc_* arrays in the order they appear in
3850 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
3851 IX86_BUILTIN__BDESC_*_LAST enumerator.
3852 (bdesc_mpx): Fix up a comment typo.
3853 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
3854 __builtin_ia32_vpcomneu[bwdq] builtins.
3855 (BDESC_VERIFY, BDESC_VERIFYS): Define.
3856 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
3857 enum ix86_builtins ordering.
3858 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
3859 for direct bdesc_* array member access instead of searching all the
3860 arrays until an fcode match is found.
3862 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
3864 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
3865 pattern as define_insn_and_split. Split insn before reload to
3867 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
3868 <shift_insn><mode>3_1.
3869 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
3870 <rotate_insn><mode>3_1.
3872 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3875 * input.c (get_source_range_for_substring): Rename to...
3876 (get_source_location_for_substring): ...this, adding param
3877 "caret_idx", and converting output param from source_range * to
3879 (get_source_range_for_char): New function.
3880 (get_num_source_ranges_for_substring): Update comment to reflect
3882 (assert_char_at_range): Update to use get_source_range_for_char
3883 rather than get_source_range_for_substring.
3884 (test_lexer_string_locations_concatenation_2): Likewise.
3885 * substring-locations.h (get_source_range_for_substring): Rename
3887 (get_source_location_for_substring): ...this, and adding param
3888 "caret_idx", and converting output param from source_range * to
3891 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3893 * input.c (class selftest::temp_source_file): Move to
3895 (selftest::temp_source_file::temp_source_file): Move to
3897 (selftest::temp_source_file::~temp_source_file): Likewise.
3898 * selftest.c (selftest::temp_source_file::temp_source_file): Move
3900 (selftest::temp_source_file::~temp_source_file): Likewise.
3901 * selftest.h (class selftest::temp_source_file): Move here from
3904 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3907 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
3908 inlining, add cgraph edge for the added __builtin_unreachable call.
3911 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
3912 only cast it to SHWI for the final comparison.
3914 2016-08-16 Martin Liska <mliska@suse.cz>
3916 PR gcov-profile/36412
3917 * doc/gcov.texi: Document --hash-filenames(-x).
3918 * gcov.c (print_usage): Add the option.
3919 (process_args): Process the option, sort options alphabetically.
3920 (md5sum_to_hex): New function.
3921 (make_gcov_file_name): Do the md5sum and append it to a
3924 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3926 PR tree-optimization/69848
3927 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
3928 and swtich operands to avoid additional NOT instruction.
3929 (vcond<v_cmp_mixed><mode>): Ditto.
3930 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3932 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
3934 * doc/install.texi (*-*-solaris2*): Adjust latest change.
3936 2016-08-16 Richard Biener <rguenther@suse.de>
3938 PR tree-optimization/76783
3939 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
3940 BB visited flags at start.
3942 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3944 PR tree-optimization/72817
3945 PR tree-optimization/73450
3946 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
3947 multiple_of_p for adjusted IV.base.
3949 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
3952 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
3953 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
3954 for !flag_finite_math_only or flag_signed_zeros.
3955 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
3956 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
3957 depend on flag_finite_math_only.
3958 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
3960 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
3961 (*ieee_smin<mode>3): Ditto.
3962 (*ieee_smax<mode>3): Ditto.
3963 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
3964 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
3966 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
3967 depend on flag_finite_math_only.
3968 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
3969 (*mmx_<code>v2sf3): Remove.
3970 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
3971 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
3972 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
3974 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
3976 PR rtl-optimization/73650
3977 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
3978 it is not a simple move.
3980 2016-08-15 Martin Liska <mliska@suse.cz>
3983 * gcc.c (do_spec_1): Call save_string with the right size.
3984 (save_string): Do an assert about string we copy.
3986 2016-08-15 Richard Biener <rguenther@suse.de>
3988 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
3989 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
3991 (pass_data_stv): Likewise.
3993 2016-08-15 Richard Biener <rguenther@suse.de>
3995 PR tree-optimization/73434
3996 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
3997 TBAA info on the base when forwarding a non-invariant address.
3999 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4001 * dwarf2out.c (struct checksum_attributes): Add
4002 at_string_length_bit_size and at_string_length_byte_size fields.
4003 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4004 and DW_AT_string_length_byte_size.
4005 (die_checksum_ordered): Handle at_string_length_bit_size and
4006 at_string_length_byte_size.
4007 (gen_array_type_die): For dwarf_version >= 5 emit
4008 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4009 (adjust_string_types): For dwarf_version >= 5 remove
4010 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4011 (resolve_addr): Likewise.
4014 * dwarf2out.c (string_types): New variable.
4015 (gen_array_type_die): Change early_dwarf handling of
4016 DW_AT_string_length, create DW_OP_call4 referencing the
4017 length var temporarily. Handle parameters that are pointers
4019 (adjust_string_types): New function.
4020 (gen_subprogram_die): Temporarily set string_types to local var,
4021 call adjust_string_types if needed.
4022 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4024 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4026 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4028 * doc/install.texi (*-*-solaris2*): Fix version number and document
4029 requirement on GNU make for building libjava with the Solaris linker.
4031 2016-08-15 Martin Liska <mliska@suse.cz>
4032 Jakub Jelinek <jakub@redhat.com>
4034 PR tree-optimization/72824
4035 * tree-loop-distribution.c (const_with_all_bytes_same)
4036 <case VECTOR_CST>: Fix a typo.
4038 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4041 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4042 Renamed from _mm512_undefined_si512.
4043 (_mm_undefined_si512): New definition.
4045 2016-08-13 Richard Biener <rguenther@suse.de>
4047 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4048 into PHIs and update the lattice for its def.
4050 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4053 * ubsan.c (instrument_si_overflow): Pass true instead of false
4055 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4056 of bbs. Return TODO_cleanup_cfg if any returned true.
4058 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4060 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4061 ISA 3.0 MTVSRDD instruction.
4062 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4065 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4067 PR tree-optimization/71083
4068 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4069 bitfield access when possible.
4071 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4074 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4075 sign-changing cast from a shorter unsigned type to a wider
4078 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4080 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4081 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4082 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4084 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4086 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4087 Correct costs for vec_construct.
4089 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4091 PR tree-optimization/69848
4092 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4093 type CONST_COND_REDUCTION.
4094 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4095 reudction type CONST_COND_REDUCTION.
4097 2016-08-12 Richard Biener <rguenther@suse.de>
4099 PR tree-optimization/57326
4100 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4101 returning an SSA name.
4102 (phi_translate_1): When fully_constant_expression returns a NAME
4103 make sure we have a leader for it.
4105 2016-08-12 Martin Liska <mliska@suse.cz>
4106 Adam Fineman <afineman@afineman.com>
4108 * gcov.c (process_file): Create .gcov file when .gcda
4111 2016-08-12 Marek Polacek <polacek@redhat.com>
4114 * alias.c (find_base_value): Adjust fall through comment.
4115 * cfgexpand.c (expand_debug_expr): Likewise.
4116 * combine.c (find_split_point): Likewise.
4117 (expand_compound_operation): Likewise. Add FALLTHRU.
4118 (make_compound_operation): Adjust fall through comment.
4119 (canon_reg_for_combine): Add FALLTHRU.
4120 (force_to_mode): Adjust fall through comment.
4121 (simplify_shift_const_1): Likewise.
4122 (simplify_comparison): Likewise.
4123 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4125 * config/aarch64/predicates.md: Likewise.
4126 * config/i386/i386.c (function_arg_advance_32): Likewise.
4127 (ix86_gimplify_va_arg): Likewise.
4128 (print_reg): Likewise.
4129 (ix86_print_operand): Likewise.
4130 (ix86_build_const_vector): Likewise.
4131 (ix86_expand_branch): Likewise.
4132 (ix86_sched_init_global): Adjust fall through comment.
4133 (ix86_expand_args_builtin): Add FALLTHRU.
4134 (ix86_expand_builtin): Likewise.
4135 (ix86_expand_vector_init_one_var): Likewise.
4136 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4137 (rs6000_adjust_cost): Likewise.
4138 (insn_must_be_first_in_group): Likewise.
4139 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4140 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4141 * df-scan.c (df_uses_record): Likewise.
4142 * dojump.c (do_jump): Add FALLTHRU.
4143 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4145 (resolve_args_picking_1): Adjust fall through comment.
4146 (loc_list_from_tree_1): Likewise.
4147 * expmed.c (make_tree): Likewise.
4148 * expr.c (expand_expr_real_2): Add FALLTHRU.
4149 (expand_expr_real_1): Likewise. Adjust fall through comment.
4150 * fold-const.c (const_binop): Adjust fall through comment.
4151 (fold_truth_not_expr): Likewise.
4152 (fold_cond_expr_with_comparison): Add FALLTHRU.
4153 (fold_binary_loc): Likewise.
4154 (contains_label_1): Adjust fall through comment.
4155 (multiple_of_p): Likewise.
4156 * gcov-tool.c (process_args): Add FALLTHRU.
4157 * genattrtab.c (check_attr_test): Likewise.
4158 (write_test_expr): Likewise.
4159 * genconfig.c (walk_insn_part): Likewise.
4160 * genpreds.c (validate_exp): Adjust fall through comment.
4161 (needs_variable): Likewise.
4162 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4163 (subst_dup): Likewise.
4164 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4165 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4166 (gimplify_scan_omp_clauses): Add FALLTHRU.
4167 (goa_stabilize_expr): Likewise.
4168 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4170 * hsa-gen.c (get_address_from_value): Likewise.
4171 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4172 * ira.c (ira_setup_alts): Add FALLTHRU.
4173 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4175 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4176 * opts.c (common_handle_option): Likewise.
4177 * read-rtl.c (read_rtx_code): Likewise.
4178 * real.c (round_for_format): Likewise.
4179 * recog.c (asm_operand_ok): Likewise.
4180 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4181 * reload1.c (set_label_offsets): Likewise.
4182 (eliminate_regs_1): Likewise.
4183 (reload_reg_reaches_end_p): Likewise.
4184 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4185 (rtx_cost): Likewise.
4186 * sched-rgn.c (is_exception_free): Likewise.
4187 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4188 * stor-layout.c (int_mode_for_mode): Likewise.
4189 * toplev.c (print_to_asm_out_file): Likewise.
4190 (print_to_stderr): Likewise.
4191 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4192 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4193 (chrec_fold_multiply): Likewise.
4194 (evolution_function_is_invariant_rec_p): Likewise.
4195 (for_each_scev_op): Likewise.
4196 * tree-data-ref.c (siv_subscript_p): Likewise.
4197 (get_references_in_stmt): Likewise.
4198 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4199 (substitute_in_expr): Likewise.
4200 (type_cache_hasher::equal): Likewise.
4201 (walk_type_fields): Likewise.
4202 * var-tracking.c (adjust_mems): Add FALLTHRU.
4203 (set_dv_changed): Adjust fall through comment.
4204 * varasm.c (default_function_section): Add FALLTHRU.
4206 2016-08-12 Marek Polacek <polacek@redhat.com>
4209 * tree-complex.c (expand_complex_division): Add missing break.
4211 2016-08-12 Richard Biener <rguenther@suse.de>
4213 * passes.c (execute_todo): Do not push/pop TV_TODO.
4214 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4215 (execute_one_pass): Likewise.
4216 * common.opt (ftime-report-details): New switch.
4217 * doc/invoke.texi (ftime-report-details): Document.
4218 * timevar.h (timer::print_row): Adjust signature.
4219 (timer::all_zero): New static helper.
4220 (timer::child_map_t): New typedef.
4221 (timer::time_var_def): Add children field.
4222 * timevar.c (timer::named_items::print): Adjust.
4223 (timer::~timer): Free timevar recorded children.
4224 (timer::pop_internal): When -ftime-report-details record
4225 time spent in sub-timevars.
4226 (timer::print_row): Adjust.
4227 (timer::print): Print sub-timevar stats, use all_zero.
4228 * timevar.def (TV_TODO): Remove.
4230 2016-08-12 Richard Biener <rguenther@suse.de>
4232 PR tree-optimization/72851
4233 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4234 worklists to use bitmaps indexed in execution order.
4235 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4236 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4237 (cfg_blocks): Make a bitmap.
4238 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4240 (cfg_blocks_empty_p): Adjust.
4241 (cfg_blocks_add): Likewise.
4242 (cfg_blocks_get): Likewise.
4243 (add_ssa_edge): Likewise.
4244 (add_control_edge): Likewise.
4245 (simulate_stmt): Likewise.
4246 (process_ssa_edge_worklist): Likewise.
4247 (simulate_block): Likewise.
4248 (ssa_prop_init): Compute PRE order and stmt UIDs.
4249 (ssa_prop_fini): Adjust.
4250 (ssa_propagate): Adjust.
4252 2016-08-12 Richard Biener <rguenther@suse.de>
4254 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4255 the currently executable edges have fixed ranges. Always
4256 go through update_value_range.
4258 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4262 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4263 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4264 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4265 (LANG_HOOKS_DECLS): Add it.
4266 * langhooks.h (struct lang_hooks_for_decls): Add
4267 function_decl_defaulted. Const_tree-ify
4268 function_decl_explicit_p and function_decl_deleted_p.
4269 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4270 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4271 also at strict DWARF v5.
4274 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4275 TYPE_QUAL_CONST in reference-typed decls.
4278 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4279 in DW_OP_pieces, just enough to handle pointers to member
4281 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4282 expression on DWARFv5 if a constant value doesn't work.
4284 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4286 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4287 * selftest.c (selftest::test_assertions): New function.
4288 (selftest::selftest_c_tests): New function.
4289 * selftest.h (selftest::selftest_c_tests): New declaration.
4291 2016-08-11 Richard Biener <rguenther@suse.de>
4292 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4294 PR rtl-optimization/72855
4295 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4297 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4300 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4301 (vsx_store_<mode>): Likewise.
4303 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4305 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4306 TImode CONST_WIDE_INT store.
4307 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4309 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4311 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4312 mode if unaligned SSE load and store are optimal.
4314 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4316 PR tree-optimization/71083
4317 * tree-predcom.c (ref_at_iteration): Correctly align the
4320 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4322 * config/s390/s390-builtin-types.def: Add INT128 types.
4323 * config/s390/s390-builtins.def: Add INT128 variants for the add
4324 sub low-level builtins dealing with TImode.
4325 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4326 via subreg when expanding a builtin.
4327 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4328 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4330 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4331 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4332 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4333 "vacc<bhfgq>_<mode>".
4334 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4335 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4336 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4337 "vscbi<bhfgq>_<mode>".
4338 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4339 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4341 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4343 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4345 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4347 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4349 (vcond<v_cmp_mixed><mode>): Ditto.
4350 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4352 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4354 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4355 variable explicitly, also assert on it before use.
4357 2016-08-11 Richard Biener <rguenther@suse.de>
4359 PR tree-optimization/72772
4360 * cfgloopmanip.c (create_preheader): Use split_edge if there
4361 is a single loop entry, avoiding degenerate PHIs.
4363 2016-08-11 Richard Biener <rguenther@suse.de>
4365 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4366 unconditional TODO_cleanup_cfg.
4367 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4368 cleanup only if we threaded a jump.
4370 2016-08-11 Alan Modra <amodra@gmail.com>
4373 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4374 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4375 slow. Emit two reloads for slow mem case, first loading in
4376 fast innermode, then converting to required mode.
4378 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4380 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4381 (vec_extract_sig): New macro.
4382 (vec_insert_exp): New macro.
4383 (vec_test_data_class): New macro.
4384 (scalar_extract_exp): New macro.
4385 (scalar_extract_sig): New macro.
4386 (scalar_insert_exp): New macro.
4387 (scalar_test_data_class): New macro.
4388 (scalar_test_neg): New macro.
4389 (scalar_cmp_exp_gt): New macro.
4390 (scalar_cmp_exp_lt): New macro.
4391 (scalar_cmp_exp_eq): New macro.
4392 (scalar_cmp_exp_unordered): New macro.
4393 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4394 to enforce constraint that operand is a 7-bit unsigned literal.
4395 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4396 for power9 built-ins.
4397 (BU_P9V_VSX_2): Likewise.
4398 (BU_P9V_64BIT_VSX_2): Likewise.
4399 (VSEEDP): Add scalar extract exponent support.
4400 (VSEESP): Add scalar extract signature support.
4401 (VSTDCNDP): Add scalar test negative support.
4402 (VSTDCNSP): Likewise.
4403 (VSIEDP): Add scalar insert exponent support.
4404 (VSCEDPGT): Add scalar compare exponent greater than support.
4405 (VSCEDPLT): Add scalar compare exponent less than support.
4406 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4407 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4408 (VSTDCDP): Add scalar test data class support.
4409 (VSTDCSP): Likewise.
4410 (VSEEDP): Add overload support for scalar extract exponent
4412 (VSESDP): Add overload support for scalar extract signature
4414 (VSTDCN): Add overload support for scalar test negative
4416 (VSTDCNDP): Add overload support for scalar test negative
4418 (VSTDCNSP): Add overload support for scalar test negative
4420 (VSIEDP): Add overload support for scalar insert exponent
4422 (VSTDC): Add overload support for scalar test data class
4424 (VSTDCDP): Add overload support for scalar test data class
4426 (VSTDCSP): Add overload support for scalar test data class
4428 (VSCEDPGT): Add overload support for scalar compare exponent
4429 greater than operation.
4430 (VSCEDPLT): Add overload support for scalar compare exponent
4431 less than operation.
4432 (VSCEDPEQ): Add overload support for scalar compare exponent
4433 test-for-equality operation.
4434 (VSCEDPUO): Add overload support for scalar compare exponent
4435 test-for-unordered operation.
4436 (VEEDP): Add vector extract exponent support.
4438 (VESDP): Add vector extract significand support.
4440 (VIEDP): Add vector insert exponent support.
4442 (VTDCDP): Add vector test data class support.
4444 (VES): Add overload support for vector extract significand operation.
4447 (VEE): Add overload support for vector extract exponent operation.
4450 (VTDC): Add overload support for vector test data class operation.
4453 (VIE): Add overload support for vector insert exponent operation.
4456 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4457 overloaded binary floating point functions.
4458 (altivec_resolve_overloaded_builtin): Improve error messages to
4459 distinguish between functions not supported in the current
4460 compiler configuration and functions that were invoked with an
4461 invalid parameter combination, and include the built-in function
4462 name in both error messages.
4463 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
4465 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
4467 (rs6000_expand_binop_builtin): Add check to enforce that argument
4468 2 of the test data class operations is a 7-bit unsigned literal.
4469 (rs6000_invalid_builtin): Add code to issue an error message if a
4470 built-in function that requires the power9_vector and -m32
4471 command-line options is compiled without these options.
4472 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
4473 (UNSPEC_VSX_SXSIGDP): New value.
4474 (UNSPEC_VSX_SXSIGPDP): New value.
4475 (UNSPEC_VSX_SIEXPDP): New value.
4476 (UNSPEC_VSX_SCMPEXPDP): New value.
4477 (UNSPEC_VSX_STSTDC): New value.
4478 (UNSPEC_VSX_VXEXP): New value.
4479 (UNSPEC_VSX_VXSIG): New value.
4480 (UNSPEC_VSX_VIEXP): New value.
4481 (UNSPEC_VSX_VTSTDC): New value.
4482 (xsxexpdp): New insn for scalar extract exponent.
4483 (xsxsigdp): New insn for scalar extract significand.
4484 (xsiexpdp): New insn for scalar insert exponent.
4485 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
4486 (*xscmpexpdp): New insn for scalar compare exponents.
4487 (xststdc<Fvsx): New expansion for both single- and
4488 double-precision scalar test data class operations.
4489 (xststdcneg<Fvsx>): New expansion for both single- and
4490 double-precision scalar test for negative value operations.
4491 (*xststdc<Fvsx>): New insn for scalar test data class
4493 (xvxexp<VSs>): New insn for single- and double-precision
4494 vector extract exponent operation.
4495 (xvxsig<VSs>): New insn for single- and double-precision
4496 vector extract significand operation.
4497 (xviexp<VSs>): New insn for single- and double-precision
4498 vector insert exponent operation.
4499 (xvtstdc<VSs>): New insn for single- and double-precision
4500 vector test data class operation.
4501 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4502 built-in functions to represent the Power9 binary floating-point
4503 support instructions.
4505 2016-08-10 bin cheng <bin.cheng@arm.com>
4507 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
4509 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4510 Renlin Li <renlin.li@arm.com>
4511 Bin Cheng <bin.cheng@arm.com>
4513 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
4514 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
4515 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
4516 (aarch64_vcond_internal<mode><mode>): Delete pattern.
4517 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
4518 (vcond<v_cmp_result><mode>): Ditto.
4519 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
4520 (vcondu<mode><mode>): Ditto.
4521 (vcond<v_cmp_mixed><mode>): New pattern.
4522 (vcondu<mode><v_cmp_mixed>): New pattern.
4523 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
4524 of aarch64_vcond_internal.
4526 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
4527 Renlin Li <renlin.li@arm.com>
4528 Bin Cheng <bin.cheng@arm.com>
4530 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
4531 (vec_cmp<mode><v_cmp_result>): New pattern.
4532 (vec_cmpu<mode><mode>): New pattern.
4533 (vcond_mask_<mode><v_cmp_result>): New pattern.
4535 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4537 PR tree-optimization/71734
4538 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
4539 REF_LOOP, invoke ref_indep_loop_p_1.
4540 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
4541 to ref_indep_loop_p.
4542 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
4543 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
4544 is inside LOOP, do not cache dpendence value for loops with
4546 (ref_indep_loop_p_2): Delete function.
4547 (can_sm_ref_p): Pass LOOP as additional argument to
4550 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4553 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
4554 being an offsettable address.
4556 2016-08-10 Martin Liska <mliska@suse.cz>
4558 PR gcov-profile/58306
4559 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
4560 atomic variants of profile update functions.
4562 2016-08-10 Martin Liska <mliska@suse.cz>
4564 Cherry picked (and modified) from google-4_7 branch
4565 2012-12-26 Rong Xu <xur@google.com>
4566 * common.opt (fprofile-update): Add new flag.
4567 * coretypes.h: Define enum profile_update.
4568 * doc/invoke.texi: Document -fprofile-update.
4569 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
4570 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
4571 * tree-profile.c (gimple_init_edge_profiler): Generate
4572 also atomic profiler update.
4573 (gimple_gen_edge_profiler): Likewise.
4575 2016-08-10 David Malcolm <dmalcolm@redhat.com>
4577 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
4578 stack_usage_file to NULL after fclose calls.
4580 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4583 * reload.c (push_reload): Compute subreg_in_class for
4584 subregs of constants and plus expressions. Remove special
4585 handling of SYMBOL_REFs.
4587 2016-08-10 Alan Modra <amodra@gmail.com>
4590 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
4591 SImode for TARGET_E500_DOUBLE when given SImode.
4593 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
4595 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
4596 unused variable __O.
4598 2016-08-09 Martin Liska <mliska@suse.cz>
4600 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
4601 _gcov_reset to __gcov_reset.
4602 * doc/gcov-tool.texi: Fix typo.
4604 2016-08-09 Martin Liska <mliska@suse.cz>
4606 * value-prof.c (gimple_divmod_values_to_profile): Do not
4607 instrument MOD histogram if a value is not a SSA name.
4609 2016-08-09 Martin Liska <mliska@suse.cz>
4611 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
4614 2016-08-09 Renlin Li <renlin.li@arm.com>
4617 * calls.c (prepare_call_address): Convert funexp to Pmode when
4619 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
4620 (sibcall_value): Likewise.
4622 2016-08-09 Marek Polacek <polacek@redhat.com>
4625 * cselib.c (cselib_expand_value_rtx_1): Add return.
4626 * gengtype.c (dbgprint_count_type_at): Likewise.
4627 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
4628 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
4630 2016-08-09 Martin Jambor <mjambor@suse.cz>
4633 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
4634 if instance is a MEM_REF.
4636 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
4639 * config/i386/i386.md (*movtf_internal): Use
4640 lra_in_progress || reload_completed instead of !can_create_pseudo_p
4641 in the insn constraint.
4642 (*movxf_internal): Ditto.
4643 (*movdf_internal): Ditto.
4644 (*movsf_internal): Ditto.
4646 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4648 PR tree-optimization/72772
4649 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4652 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4654 PR tree-optimization/72772
4655 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
4657 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
4658 parameter STOP and update calls. Move expand_simple_operations
4659 function call from here...
4660 (simplify_using_initial_conditions): ...to here. Delete parameter
4662 (tree_simplify_using_condition): Delete parameter STOP.
4663 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
4664 simplify_using_initial_conditions.
4666 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
4669 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
4670 Use create_tmp_var_raw instead of create_tmp_var.
4672 2016-08-09 Richard Biener <rguenther@suse.de>
4674 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
4675 Treat same SSA names related.
4677 2016-08-09 Jakub Jelinek <jakub@redhat.com>
4679 PR tree-optimization/72824
4680 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
4681 real_zerop is not negative.
4683 2016-08-09 Richard Biener <rguenther@suse.de>
4685 PR tree-optimization/71802
4686 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
4687 all merge opportunities with the predecessor.
4689 2016-08-09 Richard Biener <rguenther@suse.de>
4692 * ipa-prop.c (ipa_modify_formal_parameters): Build
4693 parameter types with natural alignment also for the
4696 2016-08-08 Andi Kleen <ak@linux.intel.com>
4698 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
4700 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4703 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
4704 do-nothing langhook.
4705 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
4706 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
4707 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
4708 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
4710 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4713 * input.c: Ensure that HAVE_ICONV is defined.
4715 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4718 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
4719 private vars for lastprivate and for linear iterator.
4722 * omp-simd-clone.c: Include varasm.h.
4723 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
4724 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
4725 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
4726 update function name.
4728 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4730 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
4731 (avr_diagnose_devicespecs_error): Remove.
4732 (avr_devicespecs_file): Remove composing absolute path for specfile
4733 and its verbose info. Remove conditions to check specs-file,
4735 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4737 PR rtl-optimization/72821
4738 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
4739 just return false for them.
4741 2016-08-08 Alan Modra <amodra@gmail.com>
4744 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
4745 toc refs created during reload. Update function comment.
4747 2016-08-08 Alan Modra <amodra@gmail.com>
4750 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
4751 alternatives. Put loads first, then stores, and reg/reg moves
4752 within same class later. Delete attr length.
4754 2016-08-08 Alan Modra <amodra@gmail.com>
4757 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
4758 (mem_operand_ds_form): New predicate.
4759 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
4760 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
4761 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
4762 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
4763 (extendsfdf2_fpr): Replace o constraint with wY.
4765 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
4767 * tree-ssa-threadbackward.c: Include tree-inline.h
4768 (profitable_jump_thread_path): Use estimate_num_insns to estimate
4769 size of copied block; for cold paths reduce duplication.
4770 (find_jump_threads_backwards): Remove redundant tests.
4771 (pass_thread_jumps::gate): Enable for -Os.
4773 2016-08-07 Jakub Jelinek <jakub@redhat.com>
4776 * stor-layout.c (layout_decl): Fix up formatting.
4777 (relayout_decl): Allow DECL to be FIELD_DECL.
4779 2016-08-07 Alan Modra <amodra@gmail.com>
4781 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
4783 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4785 * data-streamer-in.c (streamer_read_wide_int): New.
4786 (streamer_read_widest_int): Renamed function.
4787 * data-streamer-out.c (streamer_write_wide_int): New
4788 (streamer_write_widest_int): Renamed function.
4789 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
4791 (input_cfg): Call renamed function.
4792 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
4794 (output_cfg): Call renamed function.
4795 * data-streamer.h: Add declarations.
4797 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4799 * tree-ssa-ccp.c (extend_mask): New param sgn.
4800 Remove ORing with wi::mask.
4801 (get_default_value): Adjust call to extend_mask to pass sign.
4802 (evaluate_stmt): Likewise.
4804 2016-08-06 Jakub Jelinek <jakub@redhat.com>
4806 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
4809 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4811 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
4812 transform if operand's type is pointer to function or method.
4814 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4816 PR tree-optimization/18046
4817 * tree-ssa-threadedge.c: Include cfganal.h.
4818 (simplify_control_statement_condition): If simplifying a
4819 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
4820 with the dominating ASSERT_EXPR before handing it off to VRP.
4821 Mention that a CASE_LABEL_EXPR may be returned.
4822 (thread_around_empty_blocks): Adjust to handle
4823 simplify_control_statement_condition() returning a
4825 (thread_through_normal_block): Likewise.
4826 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
4827 a switch statement by trying to determine which case label
4830 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
4832 PR rtl-optimization/69847
4833 * lra-constraints.c (process_invariant_for_inheritance): Save
4834 pattern instead of src.
4835 (remove_inheritance_pseudos): Use the pattern. Add assert.
4837 2016-08-05 David Malcolm <dmalcolm@redhat.com>
4839 * input.c (string_concat::string_concat): New constructor.
4840 (string_concat_db::string_concat_db): New constructor.
4841 (string_concat_db::record_string_concatenation): New method.
4842 (string_concat_db::get_string_concatenation): New method.
4843 (string_concat_db::get_key_loc): New method.
4844 (class auto_cpp_string_vec): New class.
4845 (get_substring_ranges_for_loc): New function.
4846 (get_source_range_for_substring): New function.
4847 (get_num_source_ranges_for_substring): New function.
4848 (class selftest::lexer_test_options): New class.
4849 (struct selftest::lexer_test): New struct.
4850 (class selftest::ebcdic_execution_charset): New class.
4851 (selftest::ebcdic_execution_charset::s_singleton): New variable.
4852 (selftest::lexer_test::lexer_test): New constructor.
4853 (selftest::lexer_test::~lexer_test): New destructor.
4854 (selftest::lexer_test::get_token): New method.
4855 (selftest::assert_char_at_range): New function.
4856 (ASSERT_CHAR_AT_RANGE): New macro.
4857 (selftest::assert_num_substring_ranges): New function.
4858 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
4859 (selftest::assert_has_no_substring_ranges): New function.
4860 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
4861 (selftest::test_lexer_string_locations_simple): New function.
4862 (selftest::test_lexer_string_locations_ebcdic): New function.
4863 (selftest::test_lexer_string_locations_hex): New function.
4864 (selftest::test_lexer_string_locations_oct): New function.
4865 (selftest::test_lexer_string_locations_letter_escape_1): New function.
4866 (selftest::test_lexer_string_locations_letter_escape_2): New function.
4867 (selftest::test_lexer_string_locations_ucn4): New function.
4868 (selftest::test_lexer_string_locations_ucn8): New function.
4869 (selftest::uint32_from_big_endian): New function.
4870 (selftest::test_lexer_string_locations_wide_string): New function.
4871 (selftest::uint16_from_big_endian): New function.
4872 (selftest::test_lexer_string_locations_string16): New function.
4873 (selftest::test_lexer_string_locations_string32): New function.
4874 (selftest::test_lexer_string_locations_u8): New function.
4875 (selftest::test_lexer_string_locations_utf8_source): New function.
4876 (selftest::test_lexer_string_locations_concatenation_1): New
4878 (selftest::test_lexer_string_locations_concatenation_2): New
4880 (selftest::test_lexer_string_locations_concatenation_3): New
4882 (selftest::test_lexer_string_locations_macro): New function.
4883 (selftest::test_lexer_string_locations_stringified_macro_argument):
4885 (selftest::test_lexer_string_locations_non_string): New function.
4886 (selftest::test_lexer_string_locations_long_line): New function.
4887 (selftest::test_lexer_char_constants): New function.
4888 (selftest::input_c_tests): Call the new test functions once per
4889 case within the line_table test matrix.
4890 * input.h (struct string_concat): New struct.
4891 (struct location_hash): New struct.
4892 (class string_concat_db): New class.
4893 * substring-locations.h: New header.
4895 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4897 PR tree-optimization/72810
4898 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
4899 the type of the case labels when truncating.
4901 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
4904 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
4905 (aarch64_fp16_ptr_type_node): Likewise.
4906 * config/aarch64/aarch64-simd-builtins.c
4907 (aarch64_fp16_ptr_type_node): Define.
4908 (aarch64_init_fp16_types): New, refactored out of...
4909 (aarch64_init_builtins): ...here, update to call
4910 aarch64_init_fp16_types.
4911 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
4913 (aapcs_vfp_sub_candidate): Likewise.
4915 2016-08-05 Martin Liska <mliska@suse.cz>
4916 Joshua Cranmer <Pidgeot18@gmail.com>
4918 * gcov.c (line_t::has_block): New function.
4919 (enum loop_type): New enum.
4920 (handle_cycle): New function.
4921 (unblock): Likewise.
4922 (circuit): Likewise.
4923 (get_cycles_count): Likewise.
4924 (accumulate_line_counts): Use new loop detection algorithm.
4926 2016-08-05 Martin Liska <mliska@suse.cz>
4928 * gcov.c (output_intermediate_file): Rename
4929 function_info::line_next to next_file_fn.
4930 (process_file): Likewise.
4931 (read_graph_file): Likewise.
4932 (accumulate_line_counts): Likewise.
4933 (output_lines): Likewise.
4935 2016-08-05 Richard Biener <rguenther@suse.de>
4937 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
4938 restriction on threading to a loop header.
4940 2016-08-05 Richard Biener <rguenther@suse.de>
4942 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
4943 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
4944 adjust loop info accordingly.
4946 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
4948 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
4949 before folding call to __builtin_constant_p with parameters to false.
4951 2016-08-05 Alan Modra <amodra@gmail.com>
4953 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
4954 code accidentally committed 2016-05-02 providing class when given
4957 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4959 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
4960 the case label ranges that partially overlap with OP's value
4963 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
4967 Cast builtin function result to __mmask16 instead of __mmask8.
4968 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4969 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
4970 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4972 2016-08-04 David Malcolm <dmalcolm@redhat.com>
4974 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
4975 (ASSERT_TRUE_AT): New macro.
4976 (ASSERT_FALSE): Reimplement in terms of...
4977 (ASSERT_FALSE_AT): New macro.
4978 (ASSERT_STREQ_AT): Fix typo in comment.
4980 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4982 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
4983 labels are exhaustive, designate the label with the widest
4984 range to be the default label.
4986 2016-08-04 Andrew Pinski <apinski@cavium.com>
4988 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
4989 (thunderx_tunings): Use thunderx_vector_cost instead of
4990 generic_vector_cost.
4992 2016-08-04 Martin Liska <mliska@suse.cz>
4994 * gcov.c (main): Fix GNU coding style.
4995 (output_intermediate_file): Likewise.
4996 (process_file): Likewise.
4997 (generate_results): Likewise.
4998 (release_structures): Likewise.
4999 (create_file_names): Likewise.
5000 (find_source): Likewise.
5001 (read_graph_file): Likewise.
5002 (find_exception_blocks): Likewise.
5003 (canonicalize_name): Likewise.
5004 (make_gcov_file_name): Likewise.
5005 (mangle_name): Likewise.
5006 (accumulate_line_counts): Likewise.
5007 (output_branch_count): Likewise.
5008 (read_line): Likewise.
5010 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5012 PR rtl-optimization/71779
5013 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5014 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5015 or if it was truncated.
5017 PR rtl-optimization/70903
5018 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5020 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5022 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5023 accessing SSA_NAME_PTR_INFO.
5025 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5028 * common/config/avr/avr-common.c (avr_option_optimization_table)
5029 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5031 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5034 * config/avr/avr.md: New pattern to work around do_store_flag
5035 generating shift instructions for bit extractions.
5037 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5039 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5041 (add_equivalence): Likewise.
5042 (get_value_range): Allocate value range with vrp_value_range_pool.
5043 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5044 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5046 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5048 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5049 the default for the rs6000 port.
5051 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5054 * calls.c (special_function_p): Remove special handling of
5055 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5056 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5057 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5059 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5062 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5063 Don't stop on regular insns.
5065 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5067 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5068 size to DImode boundary.
5069 (nvptx_propagate): Likewise.
5071 2016-08-03 Alan Modra <amodra@gmail.com>
5073 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5074 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5075 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5076 from -mefficient-unaligned-vector. Note that this affects fp too.
5078 2016-08-03 Alan Modra <amodra@gmail.com>
5080 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5083 2016-08-03 Alan Modra <amodra@gmail.com>
5085 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5086 to a reg. Localize vars.
5088 2016-08-03 Alan Modra <amodra@gmail.com>
5090 * config/rs6000/rs6000.opt: Remove negatives from help strings
5093 2016-08-03 Alan Modra <amodra@gmail.com>
5095 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5096 Delete duplicated code.
5098 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5101 * lra-spills.c (regno_in_use_p): New.
5102 (lra_final_code_change): Use it.
5104 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5106 PR rtl-optimization/69847
5107 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5109 (lra_rtx_hash): New.
5110 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5112 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5113 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5114 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5115 next insn is USE with the same reg as the current insn source.
5116 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5118 (lra_constraints_init): Call initiate_invariants.
5119 (lra_constraints_finish): Call finish_invariants.
5120 (struct invariant, invariant_t, invariant_ptr_t): New.
5121 (const_invariant_ptr_t, invariants, invariants_pool): New.
5122 (invariant_table, invariant_hash, invariant_eq_p): New.
5123 (insert_invariant, initiate_invariants, finish_invariants): New.
5124 (clear_invariants, invalid_invariant_regs): New.
5125 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5126 instead of restore_regno.
5127 (invariant_p, process_invariant_for_inheritance): New.
5128 (inherit_in_ebb): Implement invariant inheritance.
5129 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5130 (remove_inheritance_pseudos): Implement undoing invariant
5132 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5133 instead of restore_regno.
5134 * lra-assigns.c (regno_live_length): New.
5135 (reload_pseudo_compare_func): Use regno_live_length.
5136 (assign_by_spills): Use restore_rtx instead of restore_regno.
5137 (lra_assign): Ditto. Initiate regno_live_length.
5139 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5141 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5142 __builtin_aarch64_fmindf.
5144 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5146 PR tree-optimization/34114
5147 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5148 information for more control IVs.
5150 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5152 PR tree-optimization/34114
5153 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5154 PLUS_EXPR case. Handle SSA_NAME case.
5156 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5158 * config/aarch64/aarch64-simd-builtins.def
5159 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5160 (__builtin_aarch64_fmaxdf): Likewise.
5161 (__builtin_aarch64_smin_nandf): Likewise.
5162 (__builtin_aarch64_smax_nandf): Likewise.
5163 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5164 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5165 (<fmaxmin><mode>3): ...this.
5166 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5167 (vminnm_f64): Likewise.
5168 (vmin_f64): Likewise.
5169 (vmax_f64): Likewise.
5170 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5171 (FMAXMIN_UNS): ...this.
5172 (fmaxmin): Merged with
5173 (fmaxmin_op): ...this...
5174 (maxmin_uns_op): ...in to this.
5176 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5178 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5179 Add support for vec_extract on vector float, vector int, vector
5180 short, and vector char vector types.
5181 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5182 vector float, vector int, vector short, and vector char
5183 optimizations on 64-bit ISA 2.07 systems for both constant and
5184 variable element numbers.
5185 (rs6000_split_vec_extract_var): Likewise.
5186 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5187 Altivec registers on ISA 2.07 and above.
5188 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5189 which never was matched due to the split occuring before register
5190 allocation (and the code would not have worked on little endian
5191 systems if it did match). Allow extracts to go to the Altivec
5192 registers if ISA 2.07 (power8). Change from using "" around the
5193 C++ code to using {}'s.
5194 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5195 vec_extracts when the vector is in memory.
5196 (vsx_extract_v4sf_var): New insn to optimize vector float
5197 vec_extracts when the element number is variable on 64-bit ISA
5199 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5200 for 64-bit ISA 2.07 as well as ISA 3.0.
5201 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5202 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5203 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5204 optimize vector int, vector short, and vector char vec_extracts
5205 when the vector is in memory.
5206 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5207 optimize vector int, vector short, and vector char vec_extracts
5208 when the element number is variable.
5210 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5213 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5214 does not overlap with other symbol flags.
5216 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5218 * config/aarch64/aarch64.h (aarch64_frame):
5219 Remove padding0 and hardfp_offset. Add locals_offset,
5220 initial_adjust, callee_adjust, callee_offset and final_adjust.
5221 * config/aarch64/aarch64.c (aarch64_layout_frame):
5222 Remove unused padding0 and hardfp_offset initializations.
5223 Choose frame layout and set frame variables accordingly.
5224 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5225 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5226 (aarch64_pop_regs): Likewise.
5227 (aarch64_expand_prologue): Remove all decision code, just emit
5228 prolog according to frame variables.
5229 (aarch64_expand_epilogue): Remove all decision code, just emit
5230 epilog according to frame variables.
5231 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5233 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5236 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5237 fix_debug_reg_uses after changing source register mode to
5238 V1TImode if source register is undefined.
5240 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5242 PR tree-optimization/71818
5243 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5244 with non invariant evolutions
5246 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5249 * config/avr/avr.md (length) [branch]: Correct insn length
5250 attribute for forward branches.
5252 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5254 * doc/extend.texi (AVR Built-in Functions): Document
5256 * config/avr/builtins.def (NOPS): New.
5257 * config/avr/avr.c (avr_expand_nops): New static function.
5258 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5260 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5262 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5263 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5266 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5268 * config/aarch64/aarch64.c (vulcan_tunings): Update
5269 vulcan L1 cache_line_size.
5271 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5273 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5274 function that takes a vector memory address, a hard register, an
5275 element number and a temporary base register, and recreates an
5276 address that points to the appropriate element within the vector.
5277 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5278 (rs6000_split_vec_extract_var): Add support for the target of a
5279 vec_extract with variable element number being a scalar memory
5281 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5283 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5284 vsx_extract_<mode>_load insn with a new insn that optimizes
5285 storing either element to a memory location, using scratch
5286 registers to pick apart the vector and reconstruct the address.
5287 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5288 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5289 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5291 (vsx_extract_<mode>_var): Add support for extracting a variable
5292 element number from memory.
5294 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5296 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5297 when testing for compares against constants of the form 0xabab.
5299 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5301 PR tree-optimization/57558
5302 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5304 (vect_loop_versioning): Support versioning with niter assumptions.
5305 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5306 (vect_get_loop_niters): New parameter. Reimplement to support
5307 assumptions in loop niter info.
5308 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5309 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5310 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5311 Support loop versioning for niters.
5312 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5313 (vect_free_loop_info_assumptions): New function.
5314 (vectorize_loops): Free loop niter info for loops with flag
5315 LOOP_F_ASSUMPTIONS set if vectorization failed.
5316 * tree-vectorizer.h (struct _loop_vec_info): New field
5317 num_iters_assumptions.
5318 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5319 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5320 (LOOP_REQUIRES_VERSIONING): New macro.
5321 (vect_free_loop_info_assumptions): New decl.
5323 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5325 * cfgloop.h (struct loop): New field constraints.
5326 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5327 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5329 * cfgloop.c (alloc_loop): Initialize new field.
5330 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5331 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5332 Adjust niter analysis wrto loop constraints.
5333 * doc/loop.texi (@node Number of iterations): Add description for loop
5336 2016-07-29 Marek Polacek <polacek@redhat.com>
5339 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5340 (ix86_expand_round_builtin): Likewise.
5342 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5343 Georg-Johann Lay <avr@gjlay.de>
5345 PR rtl-optimization/71976
5346 * combine.c (get_last_value): Return 0 if the argument for which
5347 the function is called has a wider mode than the recorded value.
5349 2016-07-29 Marek Polacek <polacek@redhat.com>
5352 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5353 (altivec_expand_st_builtin): Likewise.
5355 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5357 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5358 introduced in r238381.
5360 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5363 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5364 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5366 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5368 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5370 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5371 Add support for vec_extract of vector double or vector long having
5372 a variable element number on 64-bit ISA 2.07 systems or newer.
5373 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5375 (rs6000_split_vec_extract_var): New function to split a
5376 vec_extract built-in function with variable element number.
5377 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5379 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5380 (UNSPEC_VSX_EXTRACT): Likewise.
5381 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5382 direct move instructions to be generated on 64-bit ISA 2.07
5383 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5385 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5386 arguments for vec_extract variable element.
5387 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5388 vec_extract with variable element on V2DFmode and V2DImode
5390 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5391 -mupper-regs-df requirement, since it isn't needed.
5392 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5393 do direct moves on 64-bit systems, which allows optimization of
5394 vec_extract on 64-bit ISA 2.07 systems and newer.
5396 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5397 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5399 * config/aarch64/aarch64.md
5400 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5402 (<optab>qihi2_aarch64): Likewise, and split into two.
5403 (extendqihi2_aarch64): New.
5404 (zero_extendqihi2_aarch64): New.
5405 * config/aarch64/iterators.md (ldrxt): Remove.
5406 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5409 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5411 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5413 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5415 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5416 (aarch64_push_reg): New function to push 1 or 2 registers.
5417 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5418 (aarch64_expand_prologue): Use aarch64_push_regs.
5419 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5421 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5423 PR tree-optimization/71734
5424 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5425 attribute instead of REF_LOOP and use it.
5426 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5427 set it for Loops having non-zero safelen attribute.
5428 (ref_indep_loop_p): Pass zero as initial value for safelen.
5430 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5434 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
5435 call using chkp_gimple_call_builtin_p.
5436 (chkp_copy_bounds_for_assign): Likewise.
5438 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5440 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
5441 * config/arm/arm-protos.h (struct tune_params): Likewise.
5442 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
5443 (cortex_a9_sched_adjust_cost): Likewise.
5444 (fa726te_sched_adjust_cost): Likewise.
5445 (arm_adjust_cost): Likewise.
5446 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
5447 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
5448 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
5449 * config/i386/i386.c (ix86_adjust_cost): Likewise.
5450 * config/ia64/ia64.c: Likewise.
5451 * config/m68k/m68k.c: Likewise.
5452 * config/mep/mep.c (mep_adjust_cost): Likewise.
5453 * config/microblaze/microblaze.c (microblaze_adjust_cost):
5455 * config/mips/mips.c (mips_adjust_cost): Likewise.
5456 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
5458 * config/pa/pa.c (pa_adjust_cost): Likewise.
5459 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
5460 (rs6000_debug_adjust_cost): Likewise.
5461 * config/sh/sh.c (sh_adjust_cost): Likewise.
5462 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
5463 (hypersparc_adjust_cost): Likewise.
5464 (sparc_adjust_cost): Likewise.
5465 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
5466 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
5467 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
5469 * config/visium/visium.c (visium_adjust_cost): Likewise.
5470 * doc/tm.texi: Regenerate.
5471 * haifa-sched.c (dep_cost_1): Adjust.
5472 * target.def: Merge adjust_cost and adjust_cost_2.
5474 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5476 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
5478 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5480 * store-motion.c (struct st_expr): Make pattern_regs a vector.
5481 (extract_mentioned_regs): Append to a vector instead of
5482 returning a rtx_expr_list.
5483 (st_expr_entry): Adjust.
5484 (free_st_expr_entry): Likewise.
5485 (store_ops_ok): Likewise.
5486 (store_killed_in_insn): Likewise.
5487 (find_moveable_store): Likewise.
5489 2016-07-28 Martin Liska <mliska@suse.cz>
5491 PR gcov-profile/68025
5492 * tree-profile.c (tree_profiling): Respect
5493 no_profile_instrument_function attribute.
5494 * doc/extend.texi: Document no_profile_instrument_function
5497 2016-07-28 Martin Liska <mliska@suse.cz>
5499 PR rtl-optimization/70944
5500 * combine.c (make_compound_operation):
5501 Do not allow make_compound_operation for vector mode
5503 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
5506 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
5507 before calling get_ops.
5509 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5511 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
5512 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
5513 (BITS_PER_UNIT_LOG): Remove.
5514 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
5515 * expr.c (expand_assignment): Likewise.
5516 * stor-layout.c (initialize_sizetypes): Likewise.
5518 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5520 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
5521 signature of rs6000_expand_vector_extract so that the element
5522 number is a RTX instead of a constant integer.
5523 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
5525 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
5526 (altivec_expand_vec_ext_builtin): Likewise.
5527 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
5528 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
5529 MFVSRLD instruction.
5531 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5533 * input.c (get_pure_location): Move here from tree.c.
5534 (make_location): Likewise. Add header comment.
5535 (selftest::test_accessing_ordinary_linemaps): Verify
5536 pure_location_p, make_location, get_location_from_adhoc_loc and
5538 * input.h (get_pure_location): Move declaration here from tree.h.
5539 (get_finish): Likewise for inline function.
5540 (make_location): Likewise for declaration.
5541 * tree.c (get_pure_location): Move to input.c.
5542 (make_location): Likewise.
5543 * tree.h (get_pure_location): Move declaration to tree.h.
5544 (get_finish): Likewise for inline function.
5545 (make_location): Likewise for declaration.
5547 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5550 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
5552 2016-07-27 David Malcolm <dmalcolm@redhat.com>
5554 * system.h (STATIC_ASSERT): Use static_assert if building
5557 2016-07-27 Richard Biener <rguenther@suse.de>
5559 PR tree-optimization/72517
5560 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
5561 Revert change to not compute read-read dependences.
5563 2016-07-27 Richard Biener <rguenther@suse.de>
5565 * predict.c (set_even_probabilities): Make nedges unsigned.
5567 2016-07-27 Martin Liska <mliska@suse.cz>
5569 * predict.c (set_even_probabilities): Handle unlikely edges.
5570 (combine_predictions_for_bb): Likewise.
5572 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5575 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
5576 __float128 support when we don't have hardware support, so that
5577 the IEEE built-in functions like isgreater, first call __unordkf3
5578 to make sure neither operand is a NaN, and if both operands are
5579 ordered, do the normal comparison.
5581 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5583 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
5585 (extract_code_and_val_from_cond_with_ops): Verify that name is
5586 either cond_op0 or cond_op1.
5588 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
5590 PR tree-optimization/18046
5591 * genmodes.c (emit_mode_size_inline): Emit an assert that
5592 verifies that mode is a valid array index.
5593 (emit_mode_nuinits_inline): Likewise.
5594 (emit_mode_inner_inline): Likewise.
5595 (emit_mode_unit_size_inline): Likewise.
5596 (emit_mode_unit_precision_inline): Likewise.
5597 * tree-vrp.c: Include params.h.
5598 (find_switch_asserts): Register edge assertions for the default
5599 label which correspond to the anti-ranges of each case label.
5600 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
5601 * doc/invoke.texi: Document it.
5603 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5605 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
5606 and unnecessary call to gimple_bb.
5608 2016-07-26 Richard Biener <rguenther@suse.de>
5610 PR rtl-optimization/71984
5611 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
5614 2016-07-26 Richard Biener <rguenther@suse.de>
5617 * expmed.c (extract_bit_field_1): Constrain the vector mode
5618 with element size matching the extraction mode size when
5619 choosing a better vector mode to do the extraction from.
5621 2016-07-26 Richard Biener <rguenther@suse.de>
5622 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5625 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
5628 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5630 * tree-ssa-structalias.c (struct scc_info): Change types of
5631 members to auto_sbitmap and auto_vec.
5632 (scc_info::scc_info): New constructor.
5633 (scc_info::~scc_info): New destructor.
5634 (init_scc_info): Remove.
5635 (free_scc_info): Remove.
5636 (find_indirect_cycles): Adjust.
5637 (perform_var_substitution): Likewise.
5638 (free_var_substitution_info): Likewise.
5640 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5642 * tree-outof-ssa.c (struct elim_graph): Change type of members
5643 to auto_vec and auto_sbitmap.
5644 (elim_graph::elim_graph): New constructor.
5645 (delete_elim_graph): Remove.
5646 (expand_phi_nodes): Adjust.
5648 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5650 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
5651 (new_elim_graph): Adjust.
5652 (clear_elim_graph): Likewise.
5653 (delete_elim_graph): Likewise.
5654 (elim_graph_size): Likewise.
5655 (elim_graph_add_node): Likewise.
5656 (elim_graph_add_edge): Likewise.
5657 (elim_graph_remove_succ_edge): Likewise.
5658 (eliminate_name): Likewise.
5659 (eliminate_build): Likewise.
5660 (elim_forward): Likewise.
5661 (elim_unvisited_predecessor): Likewise.
5662 (elim_backward): Likewise.
5663 (elim_create): Likewise.
5664 (eliminate_phi): Likewise.
5665 (expand_phi_nodes): Likewise.
5667 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5669 * bt-load.c (compute_out): Use auto_sbitmap class.
5670 (link_btr_uses): Likewise.
5671 * cfganal.c (mark_dfs_back_edges): Likewise.
5672 (post_order_compute): Likewise.
5673 (inverted_post_order_compute): Likewise.
5674 (pre_and_rev_post_order_compute_fn): Likewise.
5675 (single_pred_before_succ_order): Likewise.
5676 * cfgexpand.c (pass_expand::execute): Likewise.
5677 * cfgloop.c (verify_loop_structure): Likewise.
5678 * cfgloopmanip.c (fix_bb_placements): Likewise.
5679 (remove_path): Likewise.
5680 (update_dominators_in_loop): Likewise.
5681 * cfgrtl.c (break_superblocks): Likewise.
5682 * ddg.c (check_sccs): Likewise.
5683 (create_ddg_all_sccs): Likewise.
5684 * df-core.c (df_worklist_dataflow): Likewise.
5685 * dse.c (dse_step3): Likewise.
5686 * except.c (eh_region_outermost): Likewise.
5687 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5688 * gcse.c (prune_expressions): Likewise.
5689 (prune_insertions_deletions): Likewise.
5690 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
5691 * graph.c (draw_cfg_nodes_no_loops): Likewise.
5692 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
5693 * lcm.c (compute_earliest): Likewise.
5694 (compute_farthest): Likewise.
5695 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
5696 (unroll_loop_runtime_iterations): Likewise.
5697 (unroll_loop_stupid): Likewise.
5698 * lower-subreg.c (decompose_multiword_subregs): Likewise.
5699 * lra-lives.c: Likewise.
5700 * lra.c (lra): Likewise.
5701 * modulo-sched.c (schedule_reg_moves): Likewise.
5702 (optimize_sc): Likewise.
5703 (get_sched_window): Likewise.
5704 (sms_schedule_by_order): Likewise.
5705 (check_nodes_order): Likewise.
5706 (order_nodes_of_sccs): Likewise.
5707 (order_nodes_in_scc): Likewise.
5708 * recog.c (split_all_insns): Likewise.
5709 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
5710 * reload1.c (reload): Likewise.
5711 * sched-rgn.c (haifa_find_rgns): Likewise.
5712 (split_edges): Likewise.
5713 (compute_trg_info): Likewise.
5714 * sel-sched.c (init_seqno): Likewise.
5715 * store-motion.c (remove_reachable_equiv_notes): Likewise.
5716 * tree-into-ssa.c (update_ssa): Likewise.
5717 * tree-ssa-live.c (live_worklist): Likewise.
5718 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
5719 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5721 (try_peel_loop): Likewise.
5722 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5724 * tree-ssa-pre.c (compute_antic): Likewise.
5725 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
5726 * tree-stdarg.c (reachable_at_most_once): Likewise.
5727 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
5728 * var-tracking.c (vt_find_locations): Likewise.
5730 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5732 * sbitmap.h (auto_sbitmap): New class.
5734 2016-07-26 Alan Modra <amodra@gmail.com>
5737 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
5740 2016-07-25 David Malcolm <dmalcolm@redhat.com>
5742 * input.c (selftest::temp_source_file::temp_source_file): Fix
5743 missing "%s" in fprintf.
5745 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
5748 * cselib.c (cselib_process_insn): Invalidate argument slots for
5751 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5753 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
5754 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
5755 vmulxh_lane_f16, vmulxh_laneq_f16): New.
5757 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5759 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5760 * config/aarch64/aarch64.md (fma, fnma): Support HF.
5761 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
5763 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5765 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5766 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
5768 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
5769 (add<mode>3): Likewise.
5770 (sub<mode>3): Likewise.
5771 (mul<mode>3): Likewise.
5772 (div<mode>3): Likewise.
5773 (*div<mode>3): Likewise.
5774 (<fmaxmin><mode>3): Extend to HF.
5775 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
5776 (fabd<mode>3): Likewise.
5777 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
5778 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
5779 (aarch64_fmulx<mode>): Likewise.
5780 (aarch64_fac<optab><mode>): Likewise.
5781 (aarch64_frecps<mode>): Likewise.
5782 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
5783 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
5784 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
5785 (VSDQ_HSDI): Support HI.
5786 (fcvt_target, FCVT_TARGET): Likewise.
5787 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
5788 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
5789 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
5790 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
5791 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
5792 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
5793 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
5796 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5798 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
5799 * config/aarch64/aarch64-builtins.c (hi_UP): New.
5800 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5801 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
5803 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
5804 (aarch64_cm<optab><mode>): Likewise.
5805 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
5806 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
5807 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
5808 (sqrt<mode>2): Likewise.
5809 (*sqrt<mode>2): Likewise.
5810 (abs<mode>2): Likewise.
5811 (<optab><mode>hf2): New pattern for HF mode.
5812 (<optab>hihf2): Likewise.
5813 * config/aarch64/arm_neon.h: Include arm_fp16.h.
5814 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
5815 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
5817 * config/aarch64/arm_fp16.h: New file.
5818 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
5819 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
5820 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
5821 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
5822 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
5823 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
5824 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
5825 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
5826 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
5827 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
5828 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
5829 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
5832 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5834 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
5835 reduc_smin_scal_): Use VDQIF_F16.
5836 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
5837 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
5839 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
5840 * config/aarch64/iterators.md (VDQIF_F16): New.
5841 (vp): Support HF modes.
5842 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
5843 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
5845 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5847 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
5848 "*aarch64_mulx_elt_from_dup<mode>".
5849 (*aarch64_mul3_elt<mode>): Update schedule type.
5850 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
5851 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
5852 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
5853 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
5854 (f, fp): Support HF modes.
5855 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
5856 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
5857 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
5858 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
5859 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
5860 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
5862 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5864 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5865 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
5867 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
5870 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5872 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5873 * config/aarch64/aarch64-simd.md
5874 (aarch64_rsqrts<mode>): Extend to HF modes.
5875 (fabd<mode>3): Likewise.
5876 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
5877 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
5878 (aarch64_<maxmin_uns>p<mode>): Likewise.
5879 (<su><maxmin><mode>3): Likewise.
5880 (<maxmin_uns><mode>3): Likewise.
5881 (<fmaxmin><mode>3): Likewise.
5882 (aarch64_faddp<mode>): Likewise.
5883 (aarch64_fmulx<mode>): Likewise.
5884 (aarch64_frecps<mode>): Likewise.
5885 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
5886 (add<mode>3): Extend to HF modes.
5887 (sub<mode>3): Likewise.
5888 (mul<mode>3): Likewise.
5889 (div<mode>3): Likewise.
5890 (*div<mode>3): Likewise.
5891 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
5893 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
5894 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
5895 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
5896 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
5897 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
5898 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
5899 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
5900 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
5901 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
5902 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
5903 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
5904 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
5905 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
5906 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
5908 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5910 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
5911 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5912 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
5913 (neg<mode>2): Likewise.
5914 (abs<mode>2): Likewise.
5915 (<frint_pattern><mode>2): Likewise.
5916 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
5917 (<optab><VDQF:mode><fcvt_target>2): Likewise.
5918 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
5919 (ftrunc<VDQF:mode>2): Likewise.
5920 (<optab><fcvt_target><VDQF:mode>2): Likewise.
5921 (sqrt<mode>2): Likewise.
5922 (*sqrt<mode>2): Likewise.
5923 (aarch64_frecpe<mode>): Likewise.
5924 (aarch64_cm<optab><mode>): Likewise.
5925 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
5927 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
5928 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
5930 * config/aarch64/arm_neon.h (vdup_n_f16): New.
5931 (vdupq_n_f16): Likewise.
5932 (vld1_dup_f16): Use vdup_n_f16.
5933 (vld1q_dup_f16): Use vdupq_n_f16.
5934 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
5935 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
5936 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
5937 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
5938 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
5939 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
5940 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
5941 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
5942 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
5943 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
5944 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
5945 vsqrt_f16, vsqrtq_f16): New.
5947 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5949 * config/aarch64/aarch64-simd.md
5950 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
5951 (aarch64_ext<mode>): Likewise.
5952 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
5953 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
5954 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
5956 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
5958 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
5959 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
5960 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
5961 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
5962 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
5963 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
5964 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
5966 (vmov_n_f16): Reimplement using vdup_n_f16.
5967 (vmovq_n_f16): Reimplement using vdupq_n_f16..
5969 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5971 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
5972 "frame_related_p". Generate CFA annotation when it's necessary.
5973 (aarch64_expand_prologue): Use aarch64_add_constant.
5974 (aarch64_expand_epilogue): Likewise.
5975 (aarch64_output_mi_thunk): Pass "false" when calling
5976 aarch64_add_constant.
5978 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5980 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
5983 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5985 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
5986 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
5987 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
5988 (aarch64_build_constant): Delete.
5990 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
5993 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
5995 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
5996 flag_toplevel_reorder.
5998 2016-07-25 Richard Biener <rguenther@suse.de>
6000 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6001 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6002 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6003 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6004 (streamer_get_builtin_tree): Likewise.
6005 (streamer_write_builtin): Likewise.
6006 * lto-streamer.h (LTO_builtin_decl): Remove.
6007 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6008 (lto_input_scc): Remove LTO_builtin_decl handling.
6009 (lto_input_tree_1): Liekwise.
6010 * lto-streamer-out.c (lto_output_tree_1): Remove special
6011 handling of builtins.
6012 (DFS::DFS): Likewise.
6013 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6014 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6016 (streamer_write_builtin): Remove.
6018 2016-07-25 Martin Liska <mliska@suse.cz>
6020 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6021 if flag_auto_profile is set to true.
6023 2016-07-25 Martin Liska <mliska@suse.cz>
6025 PR gcov-profile/71868
6026 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6027 have a function with multiple latches, count them all.
6029 2016-07-25 Martin Liska <mliska@suse.cz>
6031 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6033 2016-07-25 Martin Liska <mliska@suse.cz>
6035 PR tree-optimization/71987
6036 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6037 just for SSA_NAMEs. Fix GNU coding style.
6039 2016-07-25 Martin Liska <mliska@suse.cz>
6041 PR gcov-profile/64874
6042 * gcov-io.h: Update command about file format.
6043 * gcov-iov.c (main): Adapt the numbering scheme.
6045 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6048 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6049 whose result is used in PHI.
6050 (final_range_test_p): Likewise.
6051 (maybe_optimize_range_tests): Likewise.
6053 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6055 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6056 Reformat two multi-line strings.
6058 2016-07-22 Martin Sebor <msebor@redhat.com>
6060 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6062 2016-07-22 Martin Sebor <msebor@redhat.com>
6065 * doc/extend.texi (Compound Literals): Correct and clarify.
6066 (Cast to Union): Same.
6068 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6070 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6071 comments to explain why certain error messages make mention of
6072 undocumented options.
6073 (rs6000_invalid_builtin): Change error messages to replace mention
6074 of undocumented options with mention of the -mcpu=power9 option
6075 that enables those undocumented options.
6076 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6077 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6078 definition of this macro to correct an existing error.
6079 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6080 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6081 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6082 descriptions of built-in functions so that they depend on
6083 -mcpu=power9 instead of on the corresponding undocumented flags.
6084 * doc/invoke.texi (Option Summary): Remove all mention of newly
6086 (IBM RS/6000 and PowerPC Options): Likewise.
6087 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6088 mention of newly undocumented flags.
6090 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6092 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6093 when target_clones attribute is set.
6095 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6097 * common.opt (funsafe-loop-optimizations): Mark ignore.
6098 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6099 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6101 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6102 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6104 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6106 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6108 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6110 (number_of_iterations_exit): Warn missed loop optimization for
6111 possible infinite loops.
6113 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6116 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6117 when to emit a ".machine" pseudo-op.
6119 2016-07-22 Martin Liska <mliska@suse.cz>
6121 PR gcov-profile/69028
6122 PR gcov-profile/62047
6123 * coverage.c (coverage_compute_lineno_checksum): Do not
6124 calculate checksum for fns w/o xloc.file.
6125 (coverage_compute_profile_id): Likewise.
6127 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6129 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6130 (avr_secondary_reload): ...and implementation.
6131 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6132 * config/avr/avr.md (reload_in<mode>): Remove insns.
6133 (adjust_len) [lpm]: Remove insn attribute value.
6134 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6136 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6139 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6141 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6142 * calls.c (special_function_p): Remove the special handling of the
6143 "__builtin_" prefix.
6145 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6148 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6149 if STMT may be an alloca call.
6150 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6151 builtin alloca call.
6152 * calls.h (gimple_maybe_alloca_call_p): New function.
6153 * tree-inline.c (inline_forbidden_p_stmt): Use
6154 gimple_maybe_alloca_call_p here.
6156 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6158 * spellcheck-tree.c (best_macro_match::best_macro_match):
6159 Explictly specify the template arguments when invoking the base
6160 class constructor, to help older C++ compilers.
6162 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6165 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6166 before builtin_decl_implicit.
6168 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6170 * optabs.c (emit_condiitonal_move): Short circuit for identical
6173 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6175 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6176 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6177 (noce_conversion_profitable_p): New.
6178 (noce_try_store_flag_constants): Use it.
6179 (noce_try_addcc): Likewise.
6180 (noce_try_store_flag_mask): Likewise.
6181 (noce_try_cmove): Likewise.
6182 (noce_try_cmove_arith): Likewise.
6183 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6185 (noce_convert_multiple_sets): Move cost model to here, from...
6186 (bb_ok_for_noce_convert_multiple_sets) ...here.
6187 (noce_process_if_block): Update calls for above changes.
6188 (noce_find_if_block): Record new noce_if_info parameters.
6190 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6192 * target.def (max_noce_ifcvt_seq_cost): New.
6193 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6194 * doc/tm.texi: Regenerate.
6195 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6196 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6197 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6198 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6199 * doc/invoke.texi: Document new params.
6201 2016-07-21 Richard Biener <rguenther@suse.de>
6203 PR tree-optimization/71947
6204 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6205 ranges have useful limit_vr information.
6207 2016-07-21 Richard Biener <rguenther@suse.de>
6209 * function-tests.c (build_trivial_generic_function): Set
6210 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6211 * omp-low.c (create_omp_child_function): Likewise.
6212 (grid_expand_target_grid_body): Likewise.
6213 * cgraphunit.c (init_lowered_empty_function): Likewise.
6214 (cgraph_node::expand_thunk): Likewise.
6215 * tree-parloops.c (create_loop_fn): Likewise.
6216 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6218 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6220 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6223 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6225 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6226 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6227 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6228 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6229 values for insn attribute.
6230 * config/avr/avr.c (avr_out_insert_notbit): New function.
6231 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6232 ADJUST_LEN_INSV_NOTBIT_0/_7.
6233 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6235 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6237 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6238 (chrec_convert_1, chrec_convert): Ditto.
6239 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6240 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6241 * tree-vrp.c (adjust_range_with_scev): Ditto.
6242 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6243 (scev_var_range_cant_overflow): New function.
6244 (scev_probably_wraps_p): New parameter. Call above function.
6245 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6247 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6249 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6250 by removing computation of may_be_zero.
6252 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6254 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6256 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6258 Improving concepts performance and diagnostics.
6259 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6260 for constraint satisfaction and subsumption.
6261 * timevar.h (auto_timevar): New constructor that matches the push/pop
6262 pattern of usage in pt.c.
6264 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6266 * hwint.h (HOST_WIDE_INT_0): New define.
6267 (HOST_WIDE_INT_0U): Ditto.
6268 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6269 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6270 * simplify-rtx.c: Ditto.
6271 * tree-object-size.c: Ditto.
6273 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6275 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6278 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6280 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6281 * combine.c: Use HOST_WIDE_INT_M1U instead of
6282 ~(unsigned HOST_WIDE_INT) 0.
6283 * double-int.h: Ditto.
6285 * dwarf2asm.c:Ditto.
6287 * genmodes.c: Ditto.
6289 * read-rtl.c: Ditto.
6290 * tree-ssa-loop-ivopts.c: Ditto.
6291 * tree-ssa-loop-prefetch.c: Ditto.
6292 * tree-vect-generic.c: Ditto.
6293 * tree-vect-patterns.c: Ditto.
6296 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6298 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6299 constant addresses outside [0,0xc0] into a register.
6300 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6301 cases where the base address register is unused after.
6302 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6303 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6304 (avr_out_store_psi_reg_disp_tiny): Same.
6306 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6308 Implement attribute progmem on reduced Tiny cores by adding
6309 flash offset 0x4000 to respective symbols.
6312 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6313 documentation how it works on reduced Tiny cores.
6314 (AVR Named Address Spaces): No support for reduced Tiny.
6315 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6316 (avr_address_tiny_pm_p): New static function.
6317 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6318 if the address is in progmem.
6319 (avr_assemble_integer): Same.
6320 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6321 for symbol_ref in progmem.
6322 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6323 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6324 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6326 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6328 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6329 * configure: Regenerate.
6330 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6331 (USE_THIN_ARCHIVES): New variable.
6332 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6333 this archive as a thin archive.
6335 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6337 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6338 same location as last time, don't skip if we have fix-it hints.
6339 Clarify the skipping logic by converting it from one "if" clause
6340 to repeated "if" clauses.
6341 * spellcheck-tree.c: Include "cpplib.h".
6342 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6343 (best_macro_match::best_macro_match): New constructor.
6344 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6345 Move here from c/c-decl.c.
6346 (class best_macro_match): Move here from c/c-decl.c, converting
6347 from a typedef to a subclass, gaining a ctor.
6349 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6351 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6352 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6354 (avr_addr_space_diagnose_usage): ...and implementation.
6355 (avr_addr_space_supported_p): New function.
6356 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6357 report bad address space usage if that space is supported.
6358 (avr_insert_attributes): Same. No more complain about unsupported
6360 * config/avr/avr-c.c (tm_p.h): Include it.
6361 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6362 macro if avr_addr_space_supported_p.
6364 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6366 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6367 flag_toplevel_reorder.
6369 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6371 * gcc-rich-location.c
6372 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6374 * gcc-rich-location.h
6375 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6377 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6379 * target.def (addr_space): Add new diagnose_usage to hook vector.
6380 * targhooks.c (default_addr_space_diagnose_usage): Add default
6381 implementation and...
6382 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6383 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6384 is some address space, call targetm.addr_space.diagnose_usage.
6385 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6386 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6387 * doc/tm.texi: Regenerate.
6389 2016-07-20 Martin Liska <mliska@suse.cz>
6392 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6393 Properly handly PHI stmts.
6395 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6397 PR tree-optimization/71503
6398 PR tree-optimization/71683
6399 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6402 2016-07-20 Martin Liska <mliska@suse.cz>
6404 * doc/invoke.texi (-fipa-ra): Document when the option is
6405 disabled. Fix a typo.
6407 2016-07-20 Martin Liska <mliska@suse.cz>
6409 * Makefile.in: Include fibonacci_heap.c
6410 * fibonacci_heap.c: New file.
6411 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6412 (fibonacci_heap::union_with): Fix deletion of the second heap.
6413 * selftest-run-tests.c (selftest::run_tests): Incorporate
6414 fibonacci heap tests.
6415 * selftest.h: Declare fibonacci_heap_c_tests.
6417 2016-07-20 Martin Liska <mliska@suse.cz>
6419 * selftest-run-tests.c (selftest::run_tests): New function.
6420 * selftest.h (sreal_c_tests): Declare.
6421 * sreal.c (sreal_verify_basics): New function.
6422 (verify_aritmetics): Likewise.
6423 (sreal_verify_arithmetics): Likewise.
6424 (verify_shifting): Likewise.
6425 (sreal_verify_shifting): Likewise.
6426 (void sreal_c_tests): Likewise.
6428 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6430 PR rtl-optimization/71916
6431 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6432 bb which have a single succ fake edge.
6434 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
6437 * dwarf2out.c (gen_subprogram_die): Only call
6438 gen_unspecified_parameters_die while dumping early dwarf.
6440 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6443 * gimple-fold.c (fold_builtin_memory_op): Use
6444 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
6446 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
6448 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6449 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
6450 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
6451 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
6455 * double-int.c: Ditto.
6457 * dwarf2out.c: Ditto.
6460 * fold-const.c: Ditto.
6461 * function.c: Ditto.
6463 * genmodes.c: Ditto.
6467 * loop-doloop.c: Ditto.
6468 * loop-invariant.c: Ditto.
6475 * simplify-rtx.c: Ditto.
6476 * stor-layout.c: Ditto.
6478 * tree-ssa-loop-ivopts.c: Ditto.
6479 * tree-vect-generic.c: Ditto.
6480 * tree-vect-patterns.c: Ditto.
6485 * wide-int-print.cc: Ditto.
6486 * wide-int.cc: Ditto.
6487 * wide-int.h: Ditto.
6489 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6491 * selftest.c (selftest::assert_streq): Handle NULL values of
6492 val_actual and val_expected.
6494 2016-07-19 Martin Jambor <mjambor@suse.cz>
6497 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
6498 rather than cgraph_create_node to get a call graph node.
6500 2016-07-19 Richard Biener <rguenther@suse.de>
6502 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
6503 handle all tcc_constant bases and valueize SSA names.
6504 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
6507 2016-07-19 David Malcolm <dmalcolm@redhat.com>
6509 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
6510 the flags of the exit block and bb2, not just the entry block.
6512 2016-07-19 Richard Biener <rguenther@suse.de>
6514 PR tree-optimization/71901
6515 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
6516 align member, group stuff with the bitfield.
6517 (vn_ref_op_align_unit): New inline.
6518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
6519 record element alignment and operand 3 unchanged.
6520 (ao_ref_init_from_vn_reference): Adjust.
6521 (valueize_refs_1): Likewise.
6522 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
6524 2016-07-19 Richard Biener <rguenther@suse.de>
6526 PR tree-optimization/71908
6527 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
6528 symbolic constants in a more reliable way.
6530 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
6532 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
6534 (vect_update_inits_of_drs): Likewise.
6535 (vect_create_cond_for_alias_checks): Likewise.
6536 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
6538 2016-07-19 Richard Biener <rguenther@suse.de>
6541 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
6542 with an abstract origin that is not an inlined function outer
6543 scope add a self-reference as abstract origin.
6544 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
6546 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6549 * config/rs6000/rs6000.c (rs6000_function_value): Fix
6550 unintentional System V.4 structure return breakage for structures
6551 with a single floating point element.
6553 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6555 PR tree-optimization/71734
6556 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
6557 contains REF, use it to check safelen, assume that safelen value
6558 must be greater 1, fix style.
6559 (ref_indep_loop_p_2): Add REF_LOOP argument.
6560 (ref_indep_loop_p): Pass LOOP as additional argument to
6563 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
6565 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
6566 allocation in the prologue.
6567 * explow.c (get_dynamic_stack_base): New function to return an address
6568 expression for the dynamic stack base.
6569 (get_dynamic_stack_size): New function to do the required dynamic stack
6570 space size calculations.
6571 (allocate_dynamic_stack_space): Use new functions.
6572 (align_dynamic_address): Move some code from
6573 allocate_dynamic_stack_space to new function.
6574 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
6576 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6578 * config/s390/s390.c (s390_encode_section_info): Always set
6579 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
6582 2016-07-18 Richard Biener <rguenther@suse.de>
6584 PR tree-optimization/71893
6585 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
6586 for sizetype cast added by array_ref_element_size.
6587 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6589 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
6591 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
6592 register parameters. Remove code to initialize argument pointer
6593 on TARGET_64BIT. Optimize call to _mcount when it can be reached
6594 using a pc-relative branch. Cleanup conditional code.
6595 * config/pa/pa.md (call_mcount): New expander.
6596 (call_mcount_nonpic): New insn.
6597 (call_mcount_pic): New insn and split.
6598 (call_mcount_pic_post_reload): New insn.
6599 (call_mcount_64bit): New insn and split.
6600 (call_mcount_64bit_post_reload): New insn.
6602 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
6604 * config/avr/predicates.md (const_m255_to_m1_operand): New.
6605 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
6606 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
6607 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
6608 (*usum_widenqihi3, *udiff_widenqihi3)
6609 (*addhi3_zero_extend.const): New combiner insns.
6610 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
6611 just 1 bit is affected.
6612 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
6613 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
6615 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
6617 * omp-low.c (lower_omp_target): Mark data clauses with
6618 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
6619 zero-length subarrays.
6621 2016-07-15 Richard Biener <rguenther@suse.de>
6623 PR tree-optimization/71881
6624 * tree-loop-distribution.c (destroy_loop): Remove blocks in
6625 reverse DOM order to make debug temp generation happy.
6627 2016-07-15 Richard Biener <rguenther@suse.de>
6629 PR tree-optimization/71887
6630 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
6631 verify it is not zero for division / modulo handling.
6632 (value_replacement): Adjust.
6634 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
6635 Julian Brown <julian@codesourcery.com>
6637 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
6638 * config/aarch64/aarch64-cost-tables.h
6639 (vulcan_extra_costs): New variable.
6640 * config/aarch64/aarch64.c
6641 (vulcan_addrcost_table): Likewise.
6642 (vulcan_regmove_cost): Likewise.
6643 (vulcan_vector_cost): Likewise.
6644 (vulcan_branch_cost): Likewise.
6645 (vulcan_tunings): Likewise.
6647 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
6649 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
6650 (output_in_order): Loop over undefined variables too. Output them
6651 via assemble_undefined_decl. Skip variables that correspond to hard
6652 registers or have value-exprs.
6653 * varpool.c (symbol_table::output_variables): Handle undefined
6654 variables together with defined ones.
6656 2016-07-15 Richard Biener <rguenther@suse.de>
6658 * tree-ssa-pre.c (get_representative_for): Make sure to return
6659 the value number of SSA names.
6660 (phi_translate_1): get_representative_for cannot return NULL.
6661 (do_pre_regular_insertion): Remove redundant call to
6662 fully_constant_expression.
6663 (do_pre_partial_partial_insertion): Likewise.
6665 2016-07-15 Bin Cheng <bin.cheng@arm.com>
6667 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
6668 (derive_simple_iv_with_niters): New function.
6669 (simple_iv): Rewrite using simple_iv_with_niters.
6670 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
6671 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6673 (number_of_iterations_exit): Rewrite using above function.
6674 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6677 2016-07-15 Richard Biener <rguenther@suse.de>
6679 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
6682 2016-07-14 Jakub Jelinek <jakub@redhat.com>
6684 PR tree-optimization/71872
6685 * tree-data-ref.c (get_references_in_stmt): Ignore references
6686 with is_gimple_constant get_base_address.
6688 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6690 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
6691 (TARGET_HAVE_LDACQD): New macro.
6692 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
6693 than TARGET_HAVE_LDACQ.
6694 (arm_load_acquire_exclusivedi): Likewise.
6695 (arm_store_release_exclusivedi): Likewise.
6697 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6699 PR rtl-optimization/71878
6700 * lra-constraints.c (match_reload): Pass information about other
6701 output operands. Create new unique register value if matching input
6702 operand shares same register value as output operand being considered.
6703 (curr_insn_transform): Record output operands already processed.
6705 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6708 PR tree-optimization/70923
6709 * tree-vect-patterns.c: Include mult-synthesis.h.
6710 (target_supports_mult_synth_alg): New function.
6711 (synth_lshift_by_additions): Likewise.
6712 (apply_binop_and_append_stmt): Likewise.
6713 (vect_synth_mult_by_constant): Likewise.
6714 (target_has_vecop_for_code): Likewise.
6715 (vect_recog_mult_pattern): Use above functions to synthesize vector
6716 multiplication by integer constants.
6718 2016-07-14 Alan Modra <amodra@gmail.com>
6720 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
6721 gpr alternatives. Correct '*' placement on Y,r alternative.
6722 Add '*' on operand 1 of r,r alternative.
6724 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6726 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
6727 * expmed.h: ... Here.
6729 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
6731 * gimple.h (stmt_can_terminate_bb_p): New function.
6732 * tree-cfg.c (need_fake_edge_p): Rename to ...
6733 (stmt_can_terminate_bb_p): ... this; return true if stmt can
6734 throw external; handle const and pure calls.
6735 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
6737 2016-07-14 Richard Biener <rguenther@suse.de>
6739 PR tree-optimization/71866
6740 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
6741 (do_hoist_insertion): Avoid endless recursion when we
6742 didn't insert anything because we managed to simplify
6743 things down to a constant or SSA name.
6744 (fully_constant_expression): Re-write in terms of ...
6745 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
6746 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
6747 vn_nary_build_or_lookup_1.
6748 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
6749 (vn_nary_build_or_lookup): ... this which now wraps it.
6751 2016-07-14 Alan Modra <amodra@gmail.com>
6754 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
6755 with p9_vector override before power9-dform override.
6757 2016-07-13 Andi Kleen <ak@linux.intel.com>
6759 * value-prof.c (gimple_value_profile_transformations): Don't run
6760 when auto_profile is on.
6762 2016-07-13 Andi Kleen <ak@linux.intel.com>
6764 * auto-profile.c (update_inlined_ind_target,
6765 afdo_indirect_call): Print information to dump file.
6767 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
6769 * genrecog.c (special_predicate_operand_p): New function.
6770 (predicate_name): Move function.
6771 (validate_pattern): Don't warn about missing mode for all
6772 define_special_predicate predicates.
6774 2016-07-13 Bin Cheng <bin.cheng@arm.com>
6776 * tree-vect-data-refs.c (vect_no_alias_p): New function.
6777 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
6778 resolve alias checks which are known at compilation time.
6779 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
6780 alias checks are resolved. Move dump info for too many runtime
6781 alias checks to here...
6782 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
6784 2016-07-13 Richard Biener <rguenther@suse.de>
6786 PR tree-optimization/24574
6787 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
6788 position and add shift, rotate, divison and modulo support
6790 (value_replacement): Pass in argument position to absorbing_element_p.
6792 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
6795 * ipa-inline-transform.c (inline_call): Support
6796 instrumented thunks.
6798 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6800 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
6801 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
6803 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
6804 Baseline. Make initial alternative TARGET_32BIT only.
6805 (udivsi3): Likewise.
6806 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
6807 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
6810 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6812 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
6813 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
6814 availability with TARGET_HAVE_MOVT.
6815 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
6816 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
6817 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
6819 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
6820 extra instruction if MOVW is available. Use a cost variable
6821 incremented by COSTS_N_INSNS (1) when the condition match rather than
6822 returning an arithmetic expression based on COSTS_N_INSNS. Make
6823 constant with bottom half word zero cost 2 instruction if MOVW is
6825 * config/arm/arm.md (define_attr "arch"): Add v8mb.
6826 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
6827 target is ARMv8-M Baseline.
6828 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
6829 (arm_movtas_ze): Likewise.
6830 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
6831 alternative for constants satisfying j constraint.
6832 (thumb1_movsi_insn): Likewise.
6833 (movsi splitter for K alternative): Tighten condition to not trigger
6834 if movt is available and j constraint is satisfied.
6835 (Pe immediate splitter): Likewise.
6836 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
6837 constant fitting in an halfword to use MOVW.
6838 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
6841 2016-07-13 Richard Biener <rguenther@suse.de>
6844 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
6845 gimplifying the LHS. Make sure to gimplify a returning twice
6846 call LHS without using SSA names.
6848 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6850 * tree-data-ref.c (find_data_references_in_stmt): Remove
6851 unnecessary call to vec::release.
6852 (graphite_find_data_references_in_stmt): Likewise.
6853 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
6854 * tree-vect-stmts.c (vectorizable_condition): Likewise.
6856 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6858 * cfgexpand.c (expand_used_vars): Make the type of a local
6860 * genmatch.c (lower_for): Likewise.
6861 * haifa-sched.c (haifa_sched_init): Likewise.
6862 (add_to_speculative_block): Likewise.
6863 (create_check_block_twin): Likewise.
6864 * predict.c (handle_missing_profiles): Likewise.
6865 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
6866 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
6867 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
6869 (maybe_lower_iteration_bound): Likewise.
6870 * tree-ssa-sccvn.c (DFS): Likewise.
6871 * tree-stdarg.c (reachable_at_most_once): Likewise.
6872 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6873 (vectorizable_store): Likewise.
6875 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6877 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
6878 (sccvn_dom_walker): make cond_stack an auto_vec.
6880 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6882 * ree.c (struct ext_state): Make type of members auto_vec.
6883 (find_and_remove_re): Adjust.
6885 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6887 * cfgexpand.c (struct stack_vars_data): Make type of fields
6889 (expand_used_vars): Adjust.
6891 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6893 * ipa.c (record_cdtor_fn): Adjust.
6894 (build_cdtor_fns): Likewise.
6895 (ipa_cdtor_merge): Make static_ctors and static_dtors local
6898 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6900 * genextract.c (struct accum_extract): Add constructor and make
6904 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6906 * tree.c (struct free_lang_data_d): Add constructor and change
6907 types of members to ones that automatically manage resources.
6908 (fld_worklist_push): Adjust.
6909 (find_decls_types): Likewise.
6910 (find_decls_types_in_eh_region): Likewise.
6911 (free_lang_data_in_cgraph): Stop manually creating and
6912 destroying members of free_lang_data_d.
6914 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
6916 PR rtl-optimization/68961
6917 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
6918 peephole variant. Use sse_reg_operand predicates.
6920 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
6922 * config/i386/predicates.md (x86_64_immediate_operand)
6923 <case CONST_INT>: Remove unneeded truncation to DImode.
6924 <case CONST>: Ditto.
6925 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6927 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6930 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
6931 The xxperm and xxpermr instructions require that the 2nd input
6932 operand overlap with the output operand, and not the 1st.
6933 (altivec_vperm_v8hiv16qi): Likewise.
6934 (altivec_vperm_<mode>_uns_internal): Likewise.
6935 (altivec_vpermr_<mode>_internal): Likewise.
6936 (vperm_v8hiv4si): Likewise.
6937 (vperm_v16qiv8hi): Likewise.
6939 2016-07-12 Nathan Sidwell <nathan@acm.org>
6941 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
6942 when -mno-pic-data-is-text-relative is in effect, by default.
6943 * doc/invoke.texi (mpic-data-is-text-relative): Document new
6944 behavior and clarify.
6946 2016-07-12 Martin Liska <mliska@suse.cz>
6948 * params.def: Add avg-loop niter.
6949 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
6950 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
6951 * doc/invoke.texi: Document the new parameter.
6953 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6956 * expr.c (store_constructor): Mask sign-extended bits when widening
6957 sub-word constructor element at the start of a word.
6959 2016-07-12 Martin Liska <mliska@suse.cz>
6961 * Makefile.in: Append rule for params-options.h.
6962 * params-options.h: New file.
6964 2016-07-12 Martin Liska <mliska@suse.cz>
6966 * ira-build.c (mark_loops_for_removal): Properly iterate
6969 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
6970 Richard Biener <rguenther@suse.de>
6972 PR tree-optimization/23286
6973 PR tree-optimization/70159
6974 * doc/invoke.texi: Document -fcode-hoisting.
6975 * common.opt (fcode-hoisting): New flag.
6976 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
6977 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
6978 (do_regular_insertion): Rename to ...
6979 (do_pre_regular_insertion): ... this and amend general comments
6980 on insertion strathegy.
6981 (do_partial_partial_insertion): Rename to ...
6982 (do_pre_partial_partial_insertion): ... this.
6983 (do_hoist_insertion): New function.
6984 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
6985 and call do_hoist_insertion properly.
6987 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
6988 (pass_pre::execute): Register hoist_insert stats.
6990 2016-07-12 Jakub Jelinek <jakub@redhat.com>
6993 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
6994 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
6995 is different from mode's bitsize. Small cleanup.
6997 2016-07-12 Richard Biener <rguenther@suse.de>
6999 PR rtl-optimization/68961
7000 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7001 to simplify to a non-constant.
7003 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7006 * omp-low.c (expand_omp_target): Gimplify device.
7008 PR tree-optimization/71823
7009 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7010 to get vec_oprnds2 from op2.
7012 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7015 Hoist common subexpressions.
7016 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7018 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7021 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7022 prevent generation of 'stxsiwx' on pre Power8 hardware.
7024 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7026 * input.c: Include cpplib.h.
7027 (selftest::temp_source_file): New class.
7028 (selftest::temp_source_file::temp_source_file): New ctor.
7029 (selftest::temp_source_file::~temp_source_file): New dtor.
7030 (selftest::should_have_column_data_p): New function.
7031 (selftest::test_should_have_column_data_p): New function.
7032 (selftest::temp_line_table): New class.
7033 (selftest::temp_line_table::temp_line_table): New ctor.
7034 (selftest::temp_line_table::~temp_line_table): New dtor.
7035 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7036 it to create a temp_line_table.
7037 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7038 locations that are known to have column data.
7039 (selftest::line_table_case): New struct.
7040 (selftest::test_reading_source_line): Move tempfile handling
7041 to class temp_source_file.
7042 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7043 (selftest::assert_token_loc_eq): New function.
7044 (ASSERT_TOKEN_LOC_EQ): New macro.
7045 (selftest::test_lexer): New function.
7046 (selftest::boundary_locations): New array.
7047 (selftest::input_c_tests): Call test_should_have_column_data_p.
7048 Loop over a test matrix of interesting values of location and
7049 default_range_bits, calling test_lexer on each case in the matrix.
7050 Move call to test_accessing_ordinary_linemaps into the matrix.
7051 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7052 (ASSERT_EQ_AT): New macro.
7054 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7057 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7058 Don't convert TImode in debug insn.
7060 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7062 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7063 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7064 (tree_type_common::lang_flag_7): New.
7065 (tree_type_common::spare): Reduce size.
7066 * tree.h (TYPE_ALIGN_OK): Remove.
7067 (TYPE_LANG_FLAG_7): New.
7068 (get_inner_reference): Adjust header.
7069 * print-tree.c (print_node): Adjust.
7070 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7071 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7072 calls to get_inner_reference.
7073 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7074 handling of TYPE_ALIGN_OK.
7075 * builtins.c (get_object_alignment_2): Adjust call to
7076 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7077 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7079 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7080 * cfgexpand.c (expand_debug_expr): Likewise.
7081 * dbxout.c (dbxout_expand_expr): Likewise.
7082 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7083 loc_list_from_tree, fortran_common): Likewise.
7084 * fold-const.c (optimize_bit_field_compare,
7085 decode_field_reference, fold_unary_loc, fold_comparison,
7086 split_address_to_core_and_offset): Likewise.
7087 * gimple-laddress.c (execute): Likewise.
7088 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7089 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7090 * hsa-gen.c (gen_hsa_addr): Likewise.
7091 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7092 * tsan.c (instrument_expr): Likewise.
7093 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7094 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7095 * tree-affine.c (tree_to_aff_combination,
7096 get_inner_reference_aff): Adjust calls to get_inner_reference.
7097 * tree-data-ref.c (split_constant_offset_1,
7098 dr_analyze_innermost): Likewise.
7099 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7100 * tree-sra.c (ipa_sra_check_caller): Likewise.
7101 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7102 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7103 bswap_replace): Likewise.
7104 * tree-vect-data-refs.c (vect_check_gather,
7105 vect_analyze_data_refs): Likewise.
7106 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7107 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7110 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7112 * Makefile.in (selftest-valgrind): New phony target.
7113 * function-tests.c (selftest::build_cfg): Delete pass instances
7114 created by the test.
7115 (selftest::convert_to_ssa): Likewise.
7116 (selftest::test_expansion_to_rtl): Likewise.
7117 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7119 (selftest::test_diamond): Likewise.
7121 2016-07-11 Richard Biener <rguenther@suse.de>
7123 PR tree-optimization/71816
7124 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7125 than replacing all of its operands.
7127 2016-07-11 Alan Modra <amodra@gmail.com>
7129 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7130 (ctr<mode>): Add unspec.
7131 (ctr<mode>_internal*): Likewise.
7133 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7135 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7136 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7138 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7140 PR rtl-optimization/71621
7141 * lra-constraints.c (process_alt_operands): Check combination of
7144 2016-07-08 Jason Merrill <jason@redhat.com>
7145 Richard Biener <rguenther@suse.de>
7147 P0145: Refining Expression Order for C++.
7148 * gimplify.c (initial_rhs_predicate_for): New.
7149 (gimplfy_modify_expr): Gimplify RHS before LHS.
7151 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7154 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7155 Allow standard error handling to take over when a wrong number
7156 of arguments is presented to __builtin_vec_ld () or
7157 __builtin_vec_st ().
7159 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7161 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7166 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7167 __builtin_aarch64_fmaxv2sf.
7168 (vmaxnmq_f32): Likewise.
7169 (vmaxnmq_f64): Likewise.
7170 (vminnm_f32): Likewise.
7171 (vminnmq_f32): Likewise.
7172 (vminnmq_f64): Likewise.
7174 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7177 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7178 enable -mfloat128-hardware by default.
7179 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7180 that IEEE 128-bit hardware support needs.
7181 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7182 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7183 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7184 floating point requires.
7185 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7186 -mfloat128 and -mfloat128-hardware changes.
7188 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7190 PR tree-optimization/71667
7191 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7193 2016-07-08 Martin Liska <mliska@suse.cz>
7196 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7197 folding produces SAVE_EXPRs, thus return false for the type.
7199 2016-07-07 Martin Liska <mliska@suse.cz>
7201 * file-find.c (remove_prefix): New function.
7202 * file-find.h (remove_prefix): Declare the function.
7203 * gcc-ar.c (main): Skip a folder of the wrapper if
7204 a wrapped binary would point to the same file.
7206 2016-07-07 Jan Hubicka <jh@suse.cz>
7208 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7209 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7210 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7212 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7215 * ipa-inline-analysis.c (compute_inline_parameters): Set
7216 local.can_change_signature to false for intrumentation
7219 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7221 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7222 with TARGET_HAVE_MOVT.
7223 (TARGET_HAVE_MOVT): Define.
7224 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7225 availability with TARGET_HAVE_MOVT.
7226 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7228 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7230 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7231 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7232 * config/arm/constraints.md (define_constraint "j"): Use
7233 TARGET_HAVE_MOVT to check MOVT availability.
7235 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7237 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7239 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7241 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7242 (armv8-m.main): Likewise.
7243 (armv8-m.main+dsp): Likewise.
7244 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7245 (FL_FOR_ARCH8M_MAIN): Likewise.
7246 * config/arm/arm-tables.opt: Regenerate.
7247 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7248 armv8-m.main+dsp to BE8_LINK_SPEC.
7249 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7250 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7251 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7252 Baseline and Mainline.
7253 (arm_option_override_internal): Also disable arm_restrict_it when
7254 !arm_arch_notm. Update comment for -munaligned-access to also cover
7256 (arm_file_start): Increase buffer size for printing architecture name.
7257 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7258 and armv8-m.main+dsp.
7259 (mno-unaligned-access): Clarify that this is disabled by default for
7260 ARMv8-M Baseline architectures as well.
7262 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7264 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7265 decide whether to prevent some libgcc routines being included for some
7266 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7267 link between this condition and the one in
7268 libgcc/config/arm/lib1func.S.
7270 2016-07-07 Richard Biener <rguenther@suse.de>
7272 * tree-ssa-pre.c: Include alias.h.
7273 (compute_avail): If we have multiple VN_REFERENCEs with the
7274 same hashtable entry adjust that to make it a valid replacement
7275 for all of them with respect to alignment and aliasing
7276 when doing insertion.
7277 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7278 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7280 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7284 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7285 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7288 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7290 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7291 (adjust_mems): Adjust.
7292 (adjust_insn): Likewise.
7293 (prepare_call_arguments): Likewise.
7295 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7297 * gcse.c (struct ls_expr): Make stores field a vector.
7298 (ldst_entry): Adjust.
7299 (free_ldst_entry): Likewise.
7300 (print_ldst_list): Likewise.
7301 (compute_ld_motion_mems): Likewise.
7302 (update_ld_motion_stores): Likewise.
7304 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7306 * gcse.c (struct ls_expr): Remove loads field.
7307 (ldst_entry): Adjust.
7308 (free_ldst_entry): Likewise.
7309 (print_ldst_list): Likewise.
7310 (compute_ld_motion_mems): Likewise.
7312 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7314 * store-motion.c (struct st_expr): Make antic_stores a vector.
7315 (st_expr_entry): Adjust.
7316 (free_st_expr_entry): Likewise.
7317 (print_store_motion_mems): Likewise.
7318 (find_moveable_store): Likewise.
7319 (compute_store_table): Likewise.
7320 (remove_reachable_equiv_notes): Likewise.
7321 (replace_store_insn): Likewise.
7322 (build_store_vectors): Likewise.
7324 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7326 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7327 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7329 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7331 PR tree-optimization/71518
7332 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7333 misalign also for outer loops with negative step.
7335 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7337 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7338 (cortex_a53_shift): Add mov_shift.
7339 (cortex_a53_shift_reg): Add new reservation for register shifts.
7340 (cortex_a53_alu): Remove bfm.
7341 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7342 (cortex_a53_alu_extr): Add new reservation for EXTR.
7343 (bypasses): Improve bypass modelling.
7345 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7348 * config/avr/avr.c (avr_asm_select_section): Strip off
7349 SECTION_DECLARED from flags when calling get_section.
7351 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7353 * tree-vectorizer.h (vect_memory_access_type): Add
7354 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7355 * tree-vect-stmts.c (compare_step_with_zero): New function.
7356 (perm_mask_for_reverse): Move further up file.
7357 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7359 (get_negative_load_store_type): New function.
7360 (get_load_store_type): Call it. Add an ncopies argument.
7361 (vectorizable_mask_load_store): Update call accordingly and
7362 remove tests for negative steps.
7363 (vectorizable_store, vectorizable_load): Likewise. Handle new
7364 memory_access_types.
7366 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7368 * tree-vectorizer.h (vect_memory_access_type): New enum.
7369 (_stmt_vec_info): Add a memory_access_type field.
7370 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7371 (vect_model_store_cost): Take an access type instead of a boolean.
7372 (vect_model_load_cost): Likewise.
7373 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7374 vect_model_store_cost and vect_model_load_cost.
7375 * tree-vect-stmts.c (vec_load_store_type): New enum.
7376 (vect_model_store_cost): Take an access type instead of a
7377 store_lanes_p boolean. Simplify tests.
7378 (vect_model_load_cost): Likewise, but for load_lanes_p.
7379 (get_group_load_store_type, get_load_store_type): New functions.
7380 (vectorizable_store): Use get_load_store_type. Record the access
7381 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7382 (vectorizable_load): Likewise.
7383 (vectorizable_mask_load_store): Likewise. Replace is_store
7384 variable with vls_type.
7386 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7388 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7389 single_element_p parameter.
7390 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7391 Check the PR65518 case here rather than in vectorizable_load.
7392 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7393 * tree-vect-stmts.c (vectorizable_load): Likewise.
7395 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7397 * tree-vectorizer.h (gather_scatter_info): New structure.
7398 (vect_check_gather_scatter): Return a bool rather than a decl.
7399 Replace return-by-pointer arguments with a single
7400 gather_scatter_info *.
7401 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7402 (vect_analyze_data_refs): Update call accordingly.
7403 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7404 (vectorizable_mask_load_store): Likewise. Also record the
7405 offset dt and vectype in the gather_scatter_info.
7406 (vectorizable_store): Likewise.
7407 (vectorizable_load): Likewise.
7409 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7411 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7412 strided groups, use the cost of N scalar accesses instead
7413 of ncopies vector accesses.
7414 (vect_model_load_cost): Likewise.
7416 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7418 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7419 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7420 variable to indicate when once-per-group costs are being used.
7421 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7423 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7425 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7426 peeling-for-gaps condition.
7428 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7430 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7431 element to register if it doesn't match general_operand.
7433 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7434 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7436 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
7438 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
7439 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
7440 (SIGNBIT): New mode iterator.
7441 (Fsignbit): New mode attribute.
7442 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
7443 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
7444 when direct moves are available.
7445 (signbit<mode>2_dm): New define_insn_and_split).
7446 (signbit<mode>2_dm2): New define_insn.
7448 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7450 PR rtl-optimization/71594
7451 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
7452 into subregs of appropriate mode before trying to emit a conditional
7455 2016-07-05 Jan Hubicka <jh@suse.cz>
7457 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
7458 (simple_iv): Use it.
7460 2016-07-05 Jan Hubicka <jh@suse.cz>
7462 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
7464 2016-07-05 Jiong Wang <jiong.wang@arm.com>
7466 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
7469 2016-07-05 Jan Hubicka <jh@suse.cz>
7471 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
7474 2016-07-05 Richard Biener <rguenther@suse.de>
7476 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
7477 Handle empty else block.
7478 (is_feasible_trace): Likewise.
7479 (split_paths): Likewise.
7481 2016-07-05 Richard Biener <rguenther@suse.de>
7483 * tree-loop-distribution.c (distribute_loop): Fix issue with
7484 the cost model loop.
7486 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
7488 * config/arm/neon-testgen.ml: Delete.
7489 * config/arm/neon.ml: Delete.
7491 2016-07-04 Jakub Jelinek <jakub@redhat.com>
7494 * tree.c (attribute_value_equal): Use get_attribute_name instead of
7495 directly using TREE_PURPOSE.
7497 2016-07-04 Jiong Wang <jiong.wang@arm.com>
7499 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
7500 * config/aarch64/aarch64_neon.h: Likewise.
7501 * config/aarch64/arm_neon.h: Likewise.
7502 * config/aarch64/atomics.md: Likewise.
7503 * config/aarch64/aarch64-simd-builtins.def: Likewise.
7504 * doc/invoke.texi: Likewise.
7506 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7508 * config/s390/s390.md: Add "z13" cpu_facility.
7509 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
7510 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
7511 condition" type instructions.
7513 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
7514 Jeff Law <law@redhat.com>
7516 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
7517 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
7519 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
7521 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
7522 permutation for TARGET_AVX512F.
7523 (ix86_expand_vec_one_operand_perm_avx512): New function.
7524 (expand_vec_perm_1): Invoke introduced function.
7525 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7526 it may be not valid after vectorization.
7528 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7531 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
7532 typo in comment. Only force to memory if it is a weak
7535 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
7536 Jiong Wang <jiong.wang@arm.com>
7538 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
7539 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
7540 (AARCH64_FL_F16): New.
7541 (AARCH64_FL_FOR_ARCH8_2): New.
7542 (AARCH64_ISA_8_2): New.
7543 (AARCH64_ISA_F16): New.
7544 (TARGET_FP_F16INST): New.
7545 (TARGET_SIMD_F16INST): New.
7546 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
7547 ("fp"): Disabling "fp" also disables "fp16".
7548 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
7549 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
7550 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
7551 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
7553 2016-07-04 Jan Beulich <jbeulich@suse.com>
7555 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
7557 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7560 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
7561 the insns, use an insn form that does not adjust the offset on
7562 little endian systems.
7564 2016-07-01 Jan Beulich <jbeulich@suse.com>
7566 * varasm.c (get_variable_section): Validate initializer in
7567 named .bss-like sections.
7569 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7571 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
7572 Exchange the order of the second and third operands in the vpermr
7573 instruction tmeplate.
7575 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
7578 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
7579 Disallow TDmode values.
7581 2016-07-01 Alan Modra <amodra@gmail.com>
7583 PR rtl-optimization/71709
7584 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
7585 being set, not referenced.
7587 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
7589 PR tree-optimization/70729
7590 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
7591 of loop since it can be not valid after transformation.
7593 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7595 * config/arm/arm.c (thumb_reload_in_hi): Delete.
7596 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
7598 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
7600 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
7603 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7606 * config/rs6000/constraints.md (wY constraint): New constraint to
7607 match the requirements for the LXSD and STXSD instructions.
7608 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
7609 predicate to match the requirements for the LXSD and STXSD
7611 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
7612 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
7613 to make sure that the bottom 2 bits of offset are 0, the address
7614 form is offsettable, and no updating is done in the address mode.
7615 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
7616 (movdi_internal32): Likewise
7617 (movdi_internal64): Likewise.
7619 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7621 PR tree-optimization/71707
7622 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
7623 strinfo even for ADDR_EXPR ptr.
7625 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7627 * config/rs6000/altivec.md (darn_32): Change the condition to
7628 TARGET_P9_MISC instead of TARGET_MODULO.
7629 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
7630 condition expression.
7631 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
7632 condition expression.
7633 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
7634 (DFP_TEST): New code iterator.
7635 (dfptstsfi_<code>_mode>): New define_expand.
7636 (*dfp_sgnfcnc_<mode>): New define_insn.
7637 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
7638 definition next to BU_P9_MISC_1 definition and change the MASK
7639 value to RS6000_BTM_P9_MISC.
7640 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
7641 (BU_P9_64BIT_MISC_0): Likewise.
7642 (BU_P9_DFP_MISC_0): New macro definition.
7643 (BU_P9_DFP_MISC_1): New macro definition.
7644 (BU_P9_DFP_MISC_2): New macro definition.
7645 (BU_P9_DFP_OVERLOAD_1): New macro definition.
7646 (BU_P9_DFP_OVERLOAD_2): New macro definition.
7647 (BU_P9_DFP_OVERLOAD_3): New macro definition.
7648 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
7649 (TSTSFI_LT_TD): Likewise.
7650 (TSTSFI_EQ_DD): Likewise.
7651 (TSTSFI_EQ_TD): Likewise.
7652 (TSTSFI_GT_DD): Likewise.
7653 (TSTSFI_GT_TD): Likewise.
7654 (TSTSFI_OV_DD): Likewise.
7655 (TSTSFI_OV_TD): Likewise.
7656 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
7657 (TSTSFI_LT_DD): Likewise.
7658 (TSTSFI_LT_TD): Likewise.
7659 (TSTSFI_EQ): Likewise.
7660 (TSTSFI_EQ_DD): Likewise.
7661 (TSTSFI_EQ_TD): Likewise.
7662 (TSTSFI_GT): Likewise.
7663 (TSTSFI_GT_DD): Likewise.
7664 (TSTSFI_GT_TD): Likewise.
7665 (TSTSFI_OV): Likewise.
7666 (TSTSFI_OV_DD): Likewise.
7667 (TSTSFI_OV_TD): Likewise.
7668 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7669 overloaded test significance functions.
7670 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7671 OPTION_MASK_P9_MISC into the representation of this mask.
7672 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
7674 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
7675 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
7677 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
7678 argument is a 6-bit unsigned literal value if the icode argument
7679 represents a DFP test significance built-in call.
7680 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
7681 flag used independently and in combination with the
7682 RS6000_BTM_64BIT flag.
7683 (rs6000_opt_masks): Add entry for power9-misc command-line option.
7684 (rs6000_builtin_mask_names): Add entry for power9-misc
7685 command-line option.
7686 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
7687 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
7688 RS6000_BTM_P9_MISC macros.
7689 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
7690 option and change the description of the -mpower9-vector option to
7691 enable only vector instructions, removing its erroneously claimed
7692 support for scalar instructions.
7693 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7694 the ISA 3.0 digital floating point test significance built-in
7697 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
7699 * config/aarch64/aarch64.c (cortexa35_tunings):
7700 Enable AES fusion. Use cortexa57_branch_cost.
7701 (cortexa53_tunings): Use cortexa57_branch_cost.
7702 (cortexa72_tunings): Use cortexa57_branch_cost.
7703 Use AUTOPREFETCHER_WEAK.
7704 (cortexa73_tunings): Use cortexa57_branch_cost.
7706 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7707 James Greenhalgh <james.greenhalgh@arm.com>
7709 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
7710 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
7711 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
7712 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
7713 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
7714 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
7715 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
7716 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
7717 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
7718 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
7719 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
7720 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
7721 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
7724 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
7725 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7727 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
7729 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
7731 2016-06-30 David Malcolm <dmalcolm@redhat.com>
7734 * gcc.c (driver::build_option_suggestions): Pass "option" to
7735 add_misspelling_candidates.
7736 * opts-common.c (add_misspelling_candidates): Add "option" param;
7737 use it to avoid adding negated forms for options marked with
7739 * opts.h (add_misspelling_candidates): Add "option" param.
7741 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7744 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
7745 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
7746 first when permuting bitwise operation with rotate. Cast
7747 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
7749 2016-06-29 David Malcolm <dmalcolm@redhat.com>
7751 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
7752 for misspelled param names.
7753 * params.c: Include spellcheck.h.
7754 (find_param_fuzzy): New function.
7755 * params.h (find_param_fuzzy): New prototype.
7756 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
7757 * spellcheck.h (struct edit_distance_traits<const char *>):
7760 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
7762 * config/rs6000/predicates.md (const_0_to_7_operand): New
7763 predicate, recognize 0..7.
7764 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7765 support for doing extracts from V16QImode, V8HImode, V4SImode
7767 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
7768 vector extract support.
7769 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
7770 for ISA 3.0 vector extract.
7771 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
7772 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
7773 extracts of a constant element number from small integer vectors
7774 on 64-bit ISA 3.0 systems.
7775 (vsx_extract_<mode>_di): Likewise.
7776 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
7777 say when we can do ISA 3.0 vector extracts.
7778 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
7779 registers, using the stxsiwx instruction.
7781 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
7783 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
7784 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
7785 qdf24xx_regmove_cost, qdf24xx_tunings): New.
7786 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
7787 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
7788 * config/arm/arm.c (arm_qdf24xx_tune): New.
7790 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
7792 * config/aarch64/aarch64.c (cortexa53_tunings):
7793 Increase loop alignment to 8. Set function alignment to 16.
7794 (cortexa35_tunings): Likewise.
7795 (cortexa57_tunings): Increase loop alignment to 8.
7796 (cortexa72_tunings): Likewise.
7797 (cortexa73_tunings): Likewise.
7799 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
7801 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
7802 for arm_fp16_ok and arm_fp16_hw.
7803 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
7804 arm_fp16_alternative.
7806 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
7808 PR tree-optimization/71655
7809 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
7810 types when swapping operands.
7812 2016-06-29 Martin Liska <mliska@suse.cz>
7815 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
7816 * ipa-inline-transform.c (inline_call): Remove unnecessary call
7817 of build_optimization_node.
7819 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
7821 PR tree-optimization/70729
7822 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
7823 independent in loops having positive safelen value.
7824 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7825 it may be not valid after vectorization.
7827 2016-06-29 Jakub Jelinek <jakub@redhat.com>
7829 PR tree-optimization/71625
7830 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
7831 is sorted by ascending list->offset. If PTR is non-NULL and there is
7832 previous strinfo, call get_stridx_plus_constant.
7833 (get_stridx): Pass exp as second argument to get_addr_stridx.
7834 (addr_stridxptr): Add missing list = list->next, so that there can be
7835 more than one entries in the list. Bump limit from 16 to 32. Ensure
7836 the list is sorted by ascending list->offset.
7837 (get_stridx_plus_constant): Adjust so that it can be also called with
7838 ADDR_EXPR instead of SSA_NAME as PTR.
7839 (handle_char_store): Pass NULL_TREE as second argument to
7842 2016-06-29 Richard Biener <rguenther@suse.de>
7844 PR rtl-optimization/68961
7845 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
7847 2016-06-29 Richard Biener <rguenther@suse.de>
7850 * alias.c (component_uses_parent_alias_set_from): Handle
7851 type punning through union accesses by using the union alias set.
7852 * gimple.c (gimple_get_alias_set): Remove union type punning case.
7854 2016-07-29 Richard Biener <rguenther@suse.de>
7856 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
7857 precision not matching mode precision.
7859 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
7861 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
7862 pa_output_arg_descriptor.
7863 (call_val_symref_64bit_post_reload): Likewise.
7864 (call_val_powf_64bit_post_reload): Likewise.
7865 (sibcall_internal_symref_64bit): Likewise.
7866 (sibcall_value_internal_symref_64bit): Likewise.
7868 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7871 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
7872 a constant, force its SUBREG_REG into memory or register instead
7875 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7878 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
7879 * doc/invoke.texi (AVR Options): Document it.
7881 2016-06-28 Walter Lee <walt@tilera.com>
7883 * config/tilegx/linux.h: Do not include arch/icache.h
7884 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7885 * config/tilepro/linux.h: Do not include arch/icache.h
7886 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7888 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
7890 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
7891 for big-endian BIT_FIELD_REF.
7893 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
7895 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
7896 ('size' attribute): Add '128'.
7898 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
7899 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
7900 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
7901 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
7902 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
7903 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
7904 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
7905 *trunc<mode>df2_odd): Set size attribute to '128'.
7906 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
7907 * config/rs6000/power6.md (power6-fp): Include dfp type.
7908 * config/rs6000/power7.md (power7-fp): Likewise.
7909 * config/rs6000/power8.md (power8-fp): Likewise.
7910 * config/rs6000/power9.md: New file.
7911 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
7912 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
7913 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
7915 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
7916 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7917 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
7918 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
7919 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
7920 dfp_dscri_<mode>): Change type attribute to dfp.
7921 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
7922 attribute to vecsimple.
7923 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
7924 and prefetch streams.
7925 (rs6000_option_override_internal): Remove temporary code setting
7926 tuning to power8. Don't set rs6000_sched_groups for power9.
7927 (last_scheduled_insn): Change to rtx_insn *.
7928 (divide_cnt, vec_load_pendulum): New variables.
7929 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
7930 (rs6000_issue_rate): Set issue rate for Power9.
7931 (is_power9_pairable_vec_type): New.
7932 (power9_sched_reorder2): New.
7933 (rs6000_sched_reorder2): Call new function for Power9 specific
7935 (insn_must_be_first_in_group): Remove Power9.
7936 (insn_must_be_last_in_group): Likewise.
7937 (force_new_group): Likewise.
7938 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
7939 Initialize divide_cnt/vec_load_pendulum.
7940 (_rs6000_sched_context, rs6000_init_sched_context,
7941 rs6000_set_sched_context): Handle context save/restore of new
7944 2016-06-28 Richard Biener <rguenther@suse.de>
7946 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
7947 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
7948 COMPONENT_REF operand.
7949 (nonoverlapping_component_refs_p): Likewise.
7950 * stor-layout.c (start_bitfield_representative): Mark
7951 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
7953 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7955 * Makefile.in: Don't cat ../stage_current if it does not exist.
7957 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
7958 last argument is a bit-field.
7960 PR rtl-optimization/71673
7961 * internal-fn.c (expand_arith_overflow_result_store): Use
7962 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
7963 expand_simple_binop.
7966 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
7967 expand_ifn_atomic_compare_exchange): New functions.
7968 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
7969 * tree.h (build_call_expr_internal_loc): Rename to ...
7970 (build_call_expr_internal_loc_array): ... this. Fix up type of
7972 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
7973 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
7974 ATOMIC_COMPARE_EXCHANGE result.
7975 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
7976 * gimple-fold.h (optimize_atomic_compare_exchange_p,
7977 fold_builtin_atomic_compare_exchange): New prototypes.
7978 * gimple-fold.c (optimize_atomic_compare_exchange_p,
7979 fold_builtin_atomic_compare_exchange): New functions..
7980 * tree-ssa.c (execute_update_addresses_taken): If
7981 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
7982 of call when finding addressable vars, and if such var becomes
7983 non-addressable, call fold_builtin_atomic_compare_exchange.
7985 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
7988 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
7989 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
7991 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
7993 * config/rs6000/rs6000.md ('type' attribute): Add
7994 veclogical,veccmpfx,vecexts,vecmove insn types.
7995 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
7996 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
7997 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
7998 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
7999 *nabs<mode>2_hw): Change type to vecmove.
8000 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8001 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8002 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8003 *ieee_128bit_vsx_abs<mode>2_internal,
8004 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8005 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8006 *ieee128_mtvsrd_32bit): Change type to veclogical.
8007 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8008 *movdi_internal32, *movdi_internal64): Update insn types.
8009 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8010 vsx_extract_<mode>): Change type to veclogical.
8011 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8012 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8013 *vsx_sign_extend_si_v2di): Change type to vecexts.
8014 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8016 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8017 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8018 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8019 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8020 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8021 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8022 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8023 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8024 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8025 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8026 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8027 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8028 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8029 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8030 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8031 (ppc7450-vecsimple): Add veclogical, vecmove.
8032 (ppc7450-veccmp): Add veccmpfx.
8033 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8035 (ppc8540_vector_compare): Add veccmpfx.
8036 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8037 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8038 (cell-vecsimple): Add veclogical, vecmove.
8039 (cell-veccmp): Add veccmpfx.
8040 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8041 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8043 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8044 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8045 (power4-vecsimple): Add veclogical, vecmove.
8046 (power4-veccmp): Add veccmpfx.
8047 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8048 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8049 (power6-vecsimple): Add veclogical, vecmove.
8050 (power6-veccmp): Add veccmpfx.
8051 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8052 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8053 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8054 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8055 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8056 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8057 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8059 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8061 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8064 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8065 OPTION_MASK_P9_DFORM_VECTOR.
8066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8067 disable -mpower9-dform-vector when using reload.
8068 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8069 New 'strict' argument. Update all callers. Add strict addressing
8071 (rs6000_legitimate_offset_address_p): Remove call to
8072 virtual_stack_registers_memory_p.
8073 (rs6000_legitimize_reload_address): Add quad address support.
8074 (rs6000_legitimate_address_p): Move call to quad_address_p above
8075 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8076 to account for new strict usage.
8077 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8078 for new strict usage.
8079 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8081 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.c (ix86_spill_class): Disable condition to
8089 always return NO_REGS.
8091 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8093 * predict.c: Include gimple-pretty-print.h
8094 (predicted_by_loop_heuristics_p): Check also
8095 PRED_LOOP_EXIT_WITH_RECURSION
8096 (predict_loops): Find self recursive calls and use special purpose
8097 predictors for them; dump log about decisions.
8098 (pass_profile::execute): Dump info about #of iterations.
8099 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8100 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8102 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8104 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8105 output_asm_insn calls and shorten long lines. Output .CALL
8106 argument descriptor using pa_output_arg_descriptor. Add various
8107 inline $$dyncall and other optimizations.
8108 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8110 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8112 PR tree-optimization/71643
8113 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8116 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8117 leak a bitmap if dep_bb is NULL.
8119 PR tree-optimization/71631
8120 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8121 to rewrite_expr_tree even if negate_result, move new_lhs var
8122 declaration and initialization earlier, for powi_result set afterwards
8123 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8124 if new_lhs != lhs, and don't shadow gsi var.
8126 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8128 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8129 Add in_loop parameter.
8130 (predict_loops): Add loop guard heuristics.
8131 * predict.def (PRED_LOOP_GUARD): New heuristics.
8133 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8135 * predict.c: Include ipa-utils.h
8136 (tree_bb_level_prediction): Predict recursive calls.
8137 (tree_estimate_probability_bb): Skip inexpensive calls for call
8139 * predict.def (PRED_RECURSIVE_CALL): New.
8141 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8143 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8144 (BU_FLOAT128_1): Likewise.
8146 (COPYSIGNQ): Likewise.
8147 (RS6000_BUILTIN_NANQ): Likewise.
8148 (RS6000_BUILTIN_NANSQ): Likewise.
8149 (RS6000_BUILTIN_INFQ): Likewise.
8150 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8151 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8152 (TARGET_FOLD_BUILTIN): New #define.
8153 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8154 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8155 (rs6000_fold_builtin): New target hook implementation, handling
8156 folding of 128-bit NaNs and infinities.
8157 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8158 entries are filled in to avoid problems during bootstrap
8159 self-test; define builtins for 128-bit NaNs and infinities.
8160 (rs6000_opt_mask): Add entry for float128.
8161 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8162 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8163 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8164 (const_str_type_node): New #define.
8165 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8166 to a define_expand that dispatches to either copysign<mode>3_soft
8167 or copysign<mode>3_hard.
8168 (copysign<mode>3_hard): Rename from copysign<mode>3.
8169 (copysign<mode>3_soft): New define_insn.
8170 * doc/extend.texi: Document new builtins.
8172 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8174 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8175 PRIu64 instead of lu.
8177 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8180 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8183 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8185 PR tree-optimization/71647
8186 * omp-low.c (lower_rec_input_clauses): Convert
8187 omp_clause_aligned_alignment (c) to size_type_node for the
8188 last argument of __builtin_assume_aligned.
8190 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8192 * configure.ac (calling ___tls_get_addr via GOT): New
8193 assembler/linker check.
8194 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8195 assembler and linker supports calling ___tls_get_addr via GOT.
8196 Otherise, defined to 0.
8197 * config.in: Regenerated.
8198 * configure: Likewise.
8199 * config/i386/constraints.md (Yb): New constraint.
8200 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8201 (REG_CLASS_NAMES): Likewise.
8202 (REG_CLASS_CONTENTS): Likewise.
8203 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8204 the b constraint with the Yb constraint. Call ___tls_get_addr
8205 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8207 (*tls_local_dynamic_base_32_gnu): Likewise.
8208 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8209 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8210 (*tls_local_dynamic_base_64_<mode>): Likewise.
8212 2016-06-24 Martin Liska <mliska@suse.cz>
8214 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8215 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8217 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8218 argument to true if the expected number of iterations is
8221 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8223 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8224 assemble for 32bit target.
8225 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8226 and $ld_ix86_gld_32_opt to link for 32bit target.
8227 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8228 * configure: Regenerate.
8230 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8232 * config/arm/arm.c (int_log2): Delete definition and prototype.
8233 (shift_op): Use exact_log2 instead of int_log2.
8234 (vfp3_const_double_for_fract_bits): Likewise.
8236 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8238 * internal-fn.c (expand_arith_set_overflow): New function.
8239 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8241 (expand_arith_overflow_result_store): Likewise. Handle precision
8242 smaller than mode precision.
8243 * tree-vrp.c (extract_range_basic): For imag part, handle
8244 properly signed 1-bit precision result.
8245 * doc/extend.texi (__builtin_add_overflow): Document that last
8246 argument can't be pointer to enumerated or boolean type.
8247 (__builtin_add_overflow_p): Document that last argument can't
8248 have enumerated or boolean type.
8250 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8251 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8253 * config/rs6000/predicates.md (splat_input_operand): Rework.
8254 Don't allow constants, since the insns that use this predicate
8255 don't support constants. Constants are handled by other insns
8256 that are created via combine. During and after register
8257 allocation, only allow indexed or indirect addresses, and not
8258 general addresses. Only allow modes supported by the hardware.
8259 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8260 comment. Move check for using VSPLTIS<x> to a common location,
8261 instead of doing it in two different places.
8263 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8265 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8266 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8267 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8268 signature_CENTAUR_ebx.
8270 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8274 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8275 (as_ix86_gas_32_opt): This.
8276 (ld_ix86_tls_ldm_opt): Renamed to ...
8277 (ld_ix86_gld_32_opt): This.
8278 (R_386_TLS_LDM reloc): Updated.
8279 (R_386_GOT32X reloc): New assembler/linker check.
8280 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8281 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8283 * config.in: Regenerated.
8284 * configure: Likewise.
8285 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8286 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8287 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8288 if ix86_force_load_from_GOT_p returns true.
8289 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8290 ix86_force_load_from_GOT_p returns true.
8291 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8292 the external function address via the GOT slot.
8293 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8294 HAVE_AS_IX86_GOT32X before returning false.
8295 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8296 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8298 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8300 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8302 2016-06-23 Andi Kleen <ak@linux.intel.com>
8304 * Makefile.in: Regenerate.
8305 * doc/install.texi: Document autoprofiledbootstrap.
8307 2016-06-23 Andi Kleen <ak@linux.intel.com>
8309 * config/i386/gcc-auto-profile: New file.
8311 2016-06-23 Martin Liska <mliska@suse.cz>
8314 * predict.c (predict_loops): Revert the hunk that was removed
8317 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8319 * config.gcc: Add support for arm*-*-phoenix* targets.
8320 * config/arm/t-phoenix: New.
8321 * config/phoenix.h: New.
8323 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8324 H.J. Lu <hongjiu.lu@intel.com>
8327 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8328 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8329 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8330 ix86_force_load_from_GOT_p returns true.
8331 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8332 ix86_force_load_from_GOT_p returns true.
8333 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8334 ix86_force_load_from_GOT_p returns true.
8335 (ix86_expand_move): Load the external function address via the
8336 GOT slot if ix86_force_load_from_GOT_p returns true.
8337 * config/i386/predicates.md (x86_64_immediate_operand): Return
8338 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8339 (x86_64_zext_immediate_operand): Ditto.
8341 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8343 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8345 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8348 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8349 * diagnostic.c (pedwarn_at_rich_loc): New function.
8350 * spellcheck.h (best_match::best_match): Add a
8351 "best_distance_so_far" optional parameter.
8352 (best_match::set_best_so_far): New method.
8353 (best_match::get_best_distance): New accessor.
8354 (best_match::get_best_candidate_length): New accessor.
8356 2016-06-22 Nick Clifton <nickc@redhat.com>
8358 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8359 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8360 modes are accepted as well.
8361 (ucompare_loc_descriptor): Likewise.
8362 (minmax_loc_descriptor): Likewise.
8363 (clz_loc_descriptor): Likewise.
8364 (popcount_loc_descriptor): Likewise.
8365 (bswap_loc_descriptor): Likewise.
8366 (rotate_loc_descriptor): Likewise.
8367 (mem_loc_descriptor): Likewise.
8368 (loc_descriptor): Likewise.
8370 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8372 * common.opt (fdiagnostics-parseable-fixits): New option.
8373 * diagnostic.c: Include "selftest.h".
8374 (print_escaped_string): New function.
8375 (print_parseable_fixits): New function.
8376 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8377 (selftest::assert_print_escaped_string): New function.
8378 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8379 (selftest::test_print_escaped_string): New function.
8380 (selftest::test_print_parseable_fixits_none): New function.
8381 (selftest::test_print_parseable_fixits_insert): New function.
8382 (selftest::test_print_parseable_fixits_remove): New function.
8383 (selftest::test_print_parseable_fixits_replace): New function.
8384 (selftest::diagnostic_c_tests): New function.
8385 * diagnostic.h (struct diagnostic_context): Add field
8386 "parseable_fixits_p".
8387 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8388 -fdiagnostics-parseable-fixits.
8389 (-fdiagnostics-parseable-fixits): New option.
8390 * opts.c (common_handle_option): Handle
8391 -fdiagnostics-parseable-fixits.
8392 * selftest-run-tests.c (selftest::run_tests): Call
8393 selftest::diagnostic_c_tests.
8394 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8396 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8398 PR tree-optimization/71488
8399 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8400 comparison of boolean vectors.
8401 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8402 of boolean vectors using bitwise operations.
8404 2016-06-22 Andreas Schwab <schwab@suse.de>
8406 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8409 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8411 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8413 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8415 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8418 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8420 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8421 * config/arm/arm-cores.def (cortex-a73): New entry.
8422 (cortex-a73.cortex-a35): Likewise.
8423 (cortex-a73.cortex-a53): Likewise.
8424 * config/arm/arm-tables.opt: Regenerate.
8425 * config/arm/arm-tune.md: Likewise.
8426 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8427 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8428 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8429 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8430 * doc/invoke.texi (ARM Options): Document cortex-a73,
8431 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8433 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8435 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
8436 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
8437 (cortex-a73.cortex-a35): Likewise.
8438 (cortex-a73.cortex-a53): Likewise.
8439 * config/aarch64/aarch64-tune.md: Regenerate.
8440 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
8441 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
8444 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8446 * configure.ac (gcc_cv_as_compress_debug): Remove
8447 --compress-debug-sections as extra as switch.
8448 Handle gas --compress-debug-sections=type.
8449 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
8450 Handle gld --compress-debug-sections=type.
8451 * configure: Regenerate.
8453 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
8455 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
8457 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
8459 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
8460 (do_rewrite): likewise.
8462 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8464 * common/config/mep/mep-common.c: Remove.
8465 * config.gcc: Remove mep-* support.
8466 * config/mep/constraints.md: Remove.
8467 * config/mep/default.h: Remove.
8468 * config/mep/intrinsics.h: Remove.
8469 * config/mep/intrinsics.md: Remove.
8470 * config/mep/ivc2-template.h: Remove.
8471 * config/mep/mep-c5.cpu: Remove.
8472 * config/mep/mep-core.cpu: Remove.
8473 * config/mep/mep-default.cpu: Remove.
8474 * config/mep/mep-ext-cop.cpu: Remove.
8475 * config/mep/mep-intrin.h: Remove.
8476 * config/mep/mep-ivc2.cpu: Remove.
8477 * config/mep/mep-pragma.c: Remove.
8478 * config/mep/mep-protos.h: Remove.
8479 * config/mep/mep.c: Remove.
8480 * config/mep/mep.cpu: Remove.
8481 * config/mep/mep.h: Remove.
8482 * config/mep/mep.md: Remove.
8483 * config/mep/mep.opt: Remove.
8484 * config/mep/predicates.md: Remove.
8485 * config/mep/t-mep: Remove.
8486 * doc/install.texi: Remove mep-* documentation.
8487 * doc/md.texi: Likewise.
8489 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8491 * config.gcc: Remove support for avr-rtems.
8492 * config/avr/gen-avr-mmcu-specs.c: Likewise.
8493 * config/avr/rtems.h: Remove.
8494 * config/avr/t-rtems: Remove.
8496 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8498 * config.gcc: Remove m32r-rtems support.
8499 * config/m32r/rtems.h: Remove.
8501 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8503 * config.gcc: Remove h8300-rtems support.
8504 * config/h8300/rtems.h: Remove.
8505 * config/h8300/t-rtems: Remove.
8507 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8509 * config.gcc: Remove support for knetbsd.
8510 * configure.ac: Likewise.
8511 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
8512 * config/knetbsd-gnu.h: Remove.
8513 * configure: Regenerate.
8515 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8517 * config.gcc: Remove support for openbsd 2 and 3.
8518 * config/openbsd-oldgas.h: Remove.
8520 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8522 * config.gcc: Remove interix support.
8523 * config/i386/i386-interix.h: Remove.
8524 * config/i386/interix.opt: Remove.
8525 * config/i386/t-interix: Remove.
8526 * configure: Regenerate.
8527 * configure.ac: Remove interix support.
8528 * doc/install.texi: Remove interix documentation.
8530 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
8532 * config/rs6000/rs6000.h: Add conditional preprocessing directives
8533 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
8536 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8538 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
8539 they are both PLACEHOLDER_EXPRs.
8541 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8543 * stor-layout.c (layout_type): Move setting complex MODE to
8544 layout_type, instead of setting it ahead of time by the caller.
8545 * tree.c (build_complex_type): Likewise.
8547 2016-06-21 Martin Liska <mliska@suse.cz>
8549 * predict.c (force_edge_cold): Replace imposisble with
8552 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8554 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
8555 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
8557 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
8559 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
8561 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
8562 Ilya Enkovich <ilya.enkovich@intel.com>
8565 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8566 New member function to convert V1TImode register to SUBREG
8567 TImode in debug insn.
8568 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
8569 after changing register mode to V1TImode.
8571 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
8573 * config/aarch64/aarch64-cores.def (vulcan): New core.
8574 * config/aarch64/aarch64-tune.md: Regenerate.
8575 * doc/invoke.texi: Document vulcan as an available option.
8577 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
8579 * cse.c (canon_asm_operands): New function extracted from...
8580 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
8581 either standalone or member of a PARALLEL.
8583 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8586 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
8587 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
8588 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
8590 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
8593 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
8594 constant addresses if can_create_pseudo_p.
8596 2016-06-21 Jakub Jelinek <jakub@redhat.com>
8598 PR tree-optimization/71588
8599 * tree-ssa-strlen.c (valid_builtin_call): New function.
8600 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
8603 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8606 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
8607 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
8608 for conversion of scalar user var to complex type and use the
8609 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
8612 PR rtl-optimization/71591
8613 * toplev.c (toplev::run_self_tests): If no_backend, complain and
8614 don't run any tests.
8616 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
8619 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
8620 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
8621 space for PIC with non-v32 and the common non-PIC "jump".
8623 2016-06-20 Jakub Jelinek <jakub@redhat.com>
8626 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
8627 returned values and add UN*/LTGT/*ORDERED cases with values matching
8628 D operand modifier on vcmp for AVX.
8630 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8632 * config/aarch64/aarch64.opt
8633 (mpc-relative-literal-loads): Rename internal option name.
8634 * config/aarch64/aarch64.c
8635 (aarch64_nopcrelative_literal_loads): Rename to
8636 aarch64_pcrelative_literal_loads.
8637 (aarch64_expand_mov_immediate): Likewise.
8638 (aarch64_secondary_reload): Likewise.
8639 (aarch64_can_use_per_function_literal_pools_p): Likewise.
8640 (aarch64_override_options_after_change_1): Rename and simplify logic.
8641 (aarch64_classify_symbol): Merge large model checks into switch,
8642 remove pc-relative load check.
8644 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8646 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
8647 costs relative to the cost of a register move.
8649 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8651 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
8652 (vcvt_n_f64_u64): Likewise.
8653 (vcvt_n_s64_f64): Likewise.
8654 (vcvt_n_u64_f64): Likewise.
8655 (vcvt_f64_s64): Likewise.
8656 (vrecpe_f64): Likewise.
8657 (vcvt_f64_u64): Likewise.
8658 (vrecps_f64): Likewise.
8660 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8662 * config/aarch64/aarch64.md
8663 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
8665 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
8667 * config/aarch64/aarch64-builtins.c
8668 (aarch64_types_binop_uss_qualifiers): Delete.
8669 (TYPES_BINOP_USS): Likewise.
8670 (aarch64_types_binop_sus_qualifiers): Likewise.
8671 (TYPES_BINOP_SUS): Likewise.
8672 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
8673 (TYPES_FCVTIMM_SUS): Likewise.
8674 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
8676 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
8677 (fcvtzs): Use SHIFTIMM rather than BINOP.
8678 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
8680 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8682 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
8683 costs relative to the cost of a register move.
8685 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8687 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
8688 Allow scalar/single vector modes to be tieable.
8690 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8692 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
8694 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8696 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
8698 * tree.h (TYPE_ALIGN): Likewise.
8700 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8703 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
8705 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8707 * config/avr/avr.c (avr_print_operand): Fix "format not a string
8708 literal" build warnings.
8709 (avr_print_operand_address): Dito.
8711 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
8714 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
8715 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
8717 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
8719 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
8721 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
8724 * reload1.c (reload): Pass 0 to finish_spills when called because
8725 update_eliminables_and_spill returns true and remove did_spill.
8726 (finish_spills): Adjust comment and document GLOBAL parameter.
8728 2016-06-17 DJ Delorie <dj@redhat.com>
8731 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
8732 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
8733 (umulqihi3_virt): Likewise.
8734 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
8735 (umulqihi3_real): Likewise.
8737 2016-06-17 Martin Liska <mliska@suse.cz>
8739 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
8741 2016-06-17 Martin Liska <mliska@suse.cz>
8743 * predict.def: PRED_LOOP_EXIT from 92 to 85.
8745 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
8747 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
8749 (vaddq_f32): Likewise.
8750 (vmul_f32): Likewise.
8751 (vmulq_f32): Likewise.
8752 (vsub_f32): Likewise.
8753 (vsubq_f32): Likewise.
8755 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8757 PR tree-optimization/71347
8758 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
8759 cost for all uses in group.
8761 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8763 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
8764 insert gimple seq if it's not empty.
8766 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8768 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
8770 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
8772 (comp_dr_with_seg_len_pair): Ditto.
8773 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
8774 struct dr_with_seg_len_pair against DR_OFFSET.
8775 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
8778 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
8780 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
8782 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
8784 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
8785 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
8786 (pa_output_millicode_call): Likewise.
8787 (pa_output_call): Likewise.
8788 (pa_output_indirect_call): Likewise.
8789 (pa_asm_output_mi_thunk): Likewise.
8791 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8793 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
8795 2016-06-16 Martin Liska <mliska@suse.cz>
8797 * predict.c (combine_predictions_for_insn): When we find a first
8798 match predictor, we should consider just predictors with
8799 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
8800 DS theory predictor.
8801 (combine_predictions_for_bb): Likewise.
8803 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8805 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
8806 with base of reference to struct.
8808 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8810 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
8812 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8815 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
8816 progmem_swtable_section.
8817 (progmem_swtable_section): Remove.
8818 (avr_asm_function_rodata_section): Remove.
8819 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8820 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
8822 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
8824 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8825 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
8826 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
8827 signature_CENTAUR_ebx.
8828 * config/i386/i386.c (ix86_option_override_internal): Add
8829 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
8830 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
8831 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
8833 2016-06-16 Martin Liska <mliska@suse.cz>
8835 * predict.def: Add fortran loop preheader predictor.
8836 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
8837 fold IFN_BUILTIN_EXPECT with a known constant argument.
8839 2016-06-16 Martin Liska <mliska@suse.cz>
8841 * predict.def: Add 'Fortran' to display text of all
8842 PRED_FORTRAN_* predictors.
8844 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8847 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
8848 [IA64_BUILTIN_NANSQ]: Ditto.
8849 (ia64_fold_builtin): New function.
8850 (TARGET_FOLD_BUILTIN): New define.
8851 (ia64_init_builtins) Declare const_string_type node.
8852 Add __builtin_nanq and __builtin_nansq builtin functions.
8853 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
8855 2016-06-16 Nick Clifton <nickc@redhat.com>
8857 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
8858 MSP430_HWMULT_ prefix to enum values.
8859 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
8860 * config/msp430/msp430.c: Update use of enum values.
8861 * config/msp430/msp430.md: Likewise.
8862 * config/msp430/msp430.opt: Likewise.
8864 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
8866 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
8867 of comparsions in the last iteration.
8869 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8870 Joern Rennecke <joern.rennecke@embecosm.com>
8872 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
8874 (arc_needs_pcl_p): Add GOTOFFPC.
8875 (arc_legitimate_pic_addr_p): Likewise.
8876 (arc_output_pic_addr_const): Likewise.
8877 (arc_legitimize_pic_address): Generate a pc-relative address using
8879 (arc_output_libcall): Use @pcl syntax.
8880 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
8881 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
8882 (*movsi_insn): Use @pcl syntax.
8883 (doloop_begin_i): Likewise.
8885 2016-06-16 Martin Liska <mliska@suse.cz>
8887 * predict.def: Define a new predictor.
8889 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8891 * config/arc/arc.opt (mtp-regno): Update text.
8893 2016-06-16 Renlin Li <renlin.li@arm.com>
8895 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
8897 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8900 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
8901 (setcc + and peephole2): Likewise.
8903 PR rtl-optimization/71532
8904 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
8907 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8909 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
8910 DImode constants with XXSPLTIB in vector registers.
8911 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
8912 vsx_extract_<mode>_internal{1,2} into a single insn that handles
8913 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
8914 extraction of the element at the top of the register as a scalar
8916 (vsx_extract_<mode>_internal1): Likewise.
8917 (vsx_extract_<mode>_internal2): Likewise.
8918 * config/rs6000/constraints.md (wi constraint): Remove a comment
8919 about DImode not being allowed in Altivec registers.
8920 (wB constraint): New constraint for constants that can be
8921 generated in Altivec registers with VSPLTISW/VUPKHSW.
8922 * config/rs6000/predicates.md (xxspltib_constant_split): Update
8924 (xxspltib_constant_nosplit): Likewise.
8925 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
8926 support for -mupper-regs-di to enable DImode to go into Altivec
8928 (POWERPC_MASKS): Likewise.
8929 (power7 cpu): Likewise.
8930 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
8931 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
8932 for DImode being allowed in Altivec registers. Update wi/wj
8933 constraints. Set scalar_in_vmx_p flag.
8934 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
8935 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
8936 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
8937 (rs6000_opt_masks): Add -mupper-regs-di.
8938 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
8939 direct move to use wi and not wj.
8941 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
8943 (floatunssi<mode>2_lfiwzx_mem): Likewise.
8944 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
8945 any VSX register, instead of just Altivec registers, to allow
8946 either operand to be an Altivec register or both.
8947 (fixuns_trunc<mode>di2_fctiduz): Likewise.
8948 (movdi_internal32): Add support for -mupper-regs-di. Add support
8949 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
8950 the alternatives and attributes to be lined up to be easier to
8952 (movdi_internal64): Likewise.
8953 (64-bit DImode splitters): Change predicates to only split loading
8954 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
8955 load constants in ISA 3.0 or ISA 2.07 respectively.
8956 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8957 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
8958 mention -mcpu=power9 sets these options.
8959 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
8962 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8965 * config/avr/avr.c (avr_set_current_function): Warn misspelled
8966 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
8967 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
8968 by default to warn misspelled interrupt/ signal handler.
8969 * doc/invoke.texi (AVR Options): Document it. Update description
8970 for -nodevicelib option.
8972 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8974 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
8975 up parentheses. Use GET_MODE_UNIT_BITSIZE.
8976 (aarch64_<sur>shll2_n<mode>): Likewise.
8978 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
8981 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
8982 DECL_CONTEXT for copied arguments.
8984 2016-06-15 Alan Hayward <alan.hayward@arm.com>
8986 PR tree-optimization/71483
8987 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
8990 2016-06-15 Martin Liska <mliska@suse.cz>
8992 * predict.c (tree_predict_by_opcode): Call predict_edge_def
8993 instead of predict_edge w/o a probability.
8995 2016-06-15 Alan Hayward <alan.hayward@arm.com>
8997 PR tree-optimization/71439
8998 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9001 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9003 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9004 register subregs in SET_SRC.
9006 2016-06-15 Richard Biener <rguenther@suse.de>
9008 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9011 2016-06-15 Richard Biener <rguenther@suse.de>
9013 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9014 not consider dependences between accesses that belong to the
9016 (vect_analyze_data_ref_dependences): Do not analyze read-read
9017 or self-dependences.
9019 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9021 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9023 (find_closest_identifier): Reimplement in terms of
9024 best_match<tree,tree>.
9025 * spellcheck-tree.h: New file.
9026 * spellcheck.c (struct edit_distance_traits<const char *>): New
9028 (find_closest_string): Reimplement in terms of
9029 best_match<const char *, const char *>.
9030 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9031 overload to spellcheck-tree.h.
9032 (find_closest_identifier): Likewise.
9033 (struct edit_distance_traits<T>): New template.
9034 (class best_match): New class.
9036 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9038 * selftest-run-tests.c (selftest::run_tests): Call
9039 selftest::spellcheck_tree_c_tests.
9040 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9041 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9042 (selftest::test_find_closest_identifier): New function.
9043 (selftest::spellcheck_tree_c_tests): New function.
9044 * spellcheck.c (selftest::test_find_closest_string): Verify that
9045 the order of the vec does not affect the results for this case.
9046 (selftest::test_data): New array.
9047 (selftest::test_metric_conditions): New function.
9048 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9049 Call selftest::test_metric_conditions.
9051 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9053 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9054 (BU_P9_MISC_1): Likewise.
9055 (BU_P9_64BIT_MISC_0): Likewise.
9056 (BU_P9_MISC_0): Likewise.
9058 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9060 * gcc-rich-location.c
9061 (gcc_rich_location::add_fixit_misspelled_id): New method.
9062 * gcc-rich-location.h
9063 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9065 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9067 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9068 FreeBSD 11 and above.
9070 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9072 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9074 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9076 * expmed.h: Close parenthesis in "at your option" in copyright
9078 * lower-subreg.h: Likewise.
9080 2016-06-14 Richard Biener <rguenther@suse.de>
9083 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9086 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9088 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9090 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9092 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9094 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9095 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9097 2016-06-14 Richard Biener <rguenther@suse.de>
9099 PR tree-optimization/71522
9100 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9101 copying into float copying.
9103 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9105 PR tree-optimization/71520
9106 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9107 (replace_block_by): Move user labels from bb1 to bb2.
9109 2016-06-14 Richard Biener <rguenther@suse.de>
9113 * expr.h (get_bit_range): Declare.
9114 * expr.c (get_bit_range): Export.
9115 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9116 word_mode again to constrain the bitfield access.
9118 2016-06-14 Richard Biener <rguenther@suse.de>
9120 PR tree-optimization/71521
9121 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9122 division int_const_binop against zero divisor.
9124 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9126 * config/i386/i386.md (signbittf2): New expander.
9127 * config/i386/sse.md (ptesttf2): New insn pattern.
9129 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9132 * input.c (selftest::test_reading_source_line): Avoid reading from
9133 __FILE__ by creating a tempfile with known content and reading
9136 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9138 * pretty-print.c (assert_pp_format_colored): Skip the test if
9140 (test_pp_format): Remove comment about GCC_COLORS.
9142 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9144 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9145 * pretty-print.c (assert_pp_format_va): Add location param and use
9146 it with ASSERT_STREQ_AT.
9147 (assert_pp_format): Add location param and pass it to
9148 assert_pp_format_va.
9149 (assert_pp_format_colored): Likewise.
9150 (ASSERT_PP_FORMAT_1): New.
9151 (ASSERT_PP_FORMAT_2): New.
9152 (ASSERT_PP_FORMAT_3): New.
9153 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9154 explicitly, or implicitly via the above macros.
9155 * selftest.c (selftest::pass): Use a selftest::location rather
9157 (selftest::fail): Likewise. Print the function name.
9158 (selftest::fail_formatted): Likewise.
9159 (selftest::assert_streq): Use a selftest::location rather than
9161 * selftest.h (selftest::location): New struct.
9162 (SELFTEST_LOCATION): New macro.
9163 (selftest::pass): Accept a const location & rather than file
9165 (selftest::fail): Likewise.
9166 (selftest::fail_formatted): Likewise.
9167 (selftest::assert_streq): Likewise.
9168 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9169 (ASSERT_FALSE): Likewise.
9170 (ASSERT_EQ): Likewise.
9171 (ASSERT_NE): Likewise.
9172 (ASSERT_STREQ): Likewise.
9173 (ASSERT_PRED1): Likewise.
9174 (ASSERT_STREQ_AT): New macro.
9176 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9178 * selftest.c (selftest::fail_formatted): New function.
9179 (selftest::assert_streq): New function.
9180 * selftest.h (selftests::fail_formatted): New decl.
9181 (selftest::assert_streq): New decl.
9182 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9184 2016-06-13 Jeff Law <law@redhat.com>
9186 PR tree-optimization/71403
9187 * tree-ssa-threadbackward.c
9188 (convert_and_register_jump_thread_path): No longer accept reference
9189 to path. Do not pop items off the path anymore.
9190 (fsm_find_control_statement_thread_paths): Do not allow threading
9191 to a deeper loop nest. Pop the last item off the path here rather
9192 than in convert_and_register_jump_thread_path.
9194 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9195 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9197 [AArch64] Emit division using the Newton series
9199 * config/aarch64/aarch64-protos.h
9200 (cpu_approx_modes): Add new member "division".
9201 (aarch64_emit_approx_div): Declare new function.
9202 * config/aarch64/aarch64.c
9203 (generic_approx_modes): New member "division".
9204 (exynosm1_approx_modes): Likewise.
9205 (xgene1_approx_modes): Likewise.
9206 (aarch64_emit_approx_div): Define new function.
9207 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9208 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9209 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9210 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9212 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9213 Wilco Dijkstra <wilco.dijkstra@arm.com>
9215 [AArch64] Emit square root using the Newton series
9217 * config/aarch64/aarch64-protos.h
9218 (aarch64_emit_approx_rsqrt): Replace with new function
9219 "aarch64_emit_approx_sqrt".
9220 (cpu_approx_modes): New member "sqrt".
9221 * config/aarch64/aarch64.c
9222 (generic_approx_modes): New member "sqrt".
9223 (exynosm1_approx_modes): Likewise.
9224 (xgene1_approx_modes): Likewise.
9225 (aarch64_emit_approx_rsqrt): Replace with new function
9226 "aarch64_emit_approx_sqrt".
9227 (aarch64_override_options_after_change_1): Handle new option.
9228 * config/aarch64/aarch64-simd.md
9229 (rsqrt<mode>2): Use new function instead.
9230 (sqrt<mode>2): New expansion and insn definitions.
9231 * config/aarch64/aarch64.md: Likewise.
9232 * config/aarch64/aarch64.opt
9233 (mlow-precision-sqrt): Add new option description.
9234 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9236 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9238 [AArch64] Add more choices for the reciprocal square root approximation
9240 Allow a target to prefer such operation depending on the operation mode.
9242 * config/aarch64/aarch64-protos.h
9243 (AARCH64_APPROX_MODE): New macro.
9244 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9245 (cpu_approx_modes): New structure.
9246 (tune_params): New member "approx_modes".
9247 * config/aarch64/aarch64-tuning-flags.def
9248 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9249 * config/aarch64/aarch64.c
9250 (generic_approx_modes): New core "cpu_approx_modes" structure.
9251 (exynosm1_approx_modes): Likewise.
9252 (xgene1_approx_modes): Likewise.
9253 (generic_tunings): New member "approx_modes".
9254 (cortexa35_tunings): Likewise.
9255 (cortexa53_tunings): Likewise.
9256 (cortexa57_tunings): Likewise.
9257 (cortexa72_tunings): Likewise.
9258 (exynosm1_tunings): Likewise.
9259 (thunderx_tunings): Likewise.
9260 (xgene1_tunings): Likewise.
9261 (use_rsqrt_p): New argument for the mode and use new member from
9263 (aarch64_builtin_reciprocal): Devise mode from builtin.
9264 (aarch64_optab_supported_p): New argument for the mode.
9265 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9267 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9269 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9270 RS6000_BTM_MODULO flag into the set of flags that are considered
9271 to be part of the common configuration.
9273 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9275 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9276 difference unsigned.
9277 (vec_absdb): New macro for vector absolute difference unsigned
9279 (vec_absdh): New macro for vector absolute difference unsigned
9281 (vec_absdw): New macro for vector absolute difference unsigned word.
9282 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9283 (vadu<mode>3): New insn.
9284 (*p9_vadu<mode>3): New insn.
9285 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9287 (vaduh): New built-in definition.
9288 (vaduw): New built-in definition.
9289 (vadu): New overloaded built-in definition.
9290 (vadub): New overloaded built-in definition.
9291 (vaduh): New overloaded built-in definition.
9292 (vaduw): New overloaded built-in definition.
9293 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9294 overloaded vector absolute difference unsigned functions.
9295 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9296 the ISA 3.0 vector absolute difference unsigned built-in functions.
9298 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9300 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9301 update shared_lookup_references only once after changing operands.
9303 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9306 * tree-nested.c (convert_nonlocal_omp_clauses)
9307 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9309 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9310 * tree.def (CASE_LABEL_EXPR): Likewise.
9312 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9315 * input.c (test_builtins): Fix an assertion.
9317 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9319 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9322 (isinf<mode>2): Ditto.
9324 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9326 * ggc-tests.c (test_finalization): Only test need_finalization_p
9327 for GCC_VERSION >= 4003.
9329 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9331 * config/s390/vecintrin.h: Fix file description in comment.
9333 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9335 * config/s390/s390-builtin-types.def: Change builtin type naming
9336 scheme to match builtin-types.def.
9338 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9340 * fold-const.c (optimize_minmax_comparison): Remove.
9341 (fold_comparison): Remove call to the above.
9342 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9343 New transformations.
9345 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9347 PR tree-optimization/71416
9348 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9351 2016-06-13 Martin Liska <mliska@suse.cz>
9353 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9354 (combine_predictions_for_insn): Likewise.
9355 (prune_predictions_for_bb): Likewise.
9356 (combine_predictions_for_bb): Likewise.
9358 2016-06-13 Richard Biener <rguenther@suse.de>
9360 PR tree-optimization/71505
9361 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9362 assert match comment.
9364 2016-06-13 Marek Polacek <polacek@redhat.com>
9367 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9368 gimplify_switch_expr.
9369 (warn_switch_unreachable_r): New function.
9371 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9374 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9377 2016-06-13 Richard Biener <rguenther@suse.de>
9380 * fold-const.c (fold_unary_loc): Preserve alignment when
9381 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9383 2016-06-13 Martin Liska <mliska@suse.cz>
9386 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9387 w/ -fsanitize=bounds.
9389 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9391 * config/i386/i386.c (ix86_init_builtins): Calculate
9392 FLOAT128_FTYPE_CONST_STRING function type only once.
9393 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9394 built-in functions are available for x86-32 and x86-64 targets.
9396 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9399 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9401 (FLOAT128_FTYPE_CONST_STRING): New function type.
9402 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9403 [IX86_BUILTIN_NANSQ]: Ditto.
9404 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9405 (ix86_init_builtin_types): Declare const_string_type_node.
9406 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9408 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9409 * doc/extend.texi (x86 Built-in Functions): Document
9410 __builtin_nanq and __builtin_nansq.
9412 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9415 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9416 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9417 length for pop patterns.
9418 (arm_attr_length_push_multi): Update comments.
9419 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9421 (*pop_multiple_with_writeback_and_return): Likewise.
9422 (*pop_multiple_with_return): Likewise.
9424 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9427 * fold-const.c (optimize_bit_field_compare): Don't try to use
9428 word_mode unconditionally for reading the bit field, look at
9429 DECL_BIT_FIELD_REPRESENTATIVE instead.
9431 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9434 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
9435 vector integer type.
9437 2016-06-10 Jakub Jelinek <jakub@redhat.com>
9440 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
9441 without LABEL_DECL, set *handled_ops_p to false instead of true.
9443 2016-06-10 Martin Sebor <msebor@redhat.com>
9446 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
9447 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
9448 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
9450 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9451 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
9452 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
9453 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
9454 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
9455 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
9456 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
9457 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
9459 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9461 * config/arm/arm.h (pool_vector_label,
9462 return_used_this_function): Remove.
9464 2016-06-10 Jeff Law <law@redhat.com>
9466 PR tree-optimization/71335
9467 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
9468 zero length paths here.
9469 (convert_and_register_jump_thread_path): Remove hacks related to
9470 duplicated blocks in the jump thread path.
9471 (fsm_find_control_statement_thread_paths): Avoid putting the same
9472 block on the thread path twice, but ensure the thread path is
9473 unchanged from the caller's point of view.
9475 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9477 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
9478 * predict.def (PRED_LOOP_BRANCH): Remove.
9480 2016-06-10 David Malcolm <dmalcolm@redhat.com>
9482 * Makefile.in (OBJS): Add ggc-tests.o.
9483 (GTFILES): Add ggc-tests.c.
9484 * ggc-tests.c: New file.
9485 * selftest-run-tests.c (selftest::run_tests): Call
9486 selftest::ggc_tests_c_tests.
9487 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
9489 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
9491 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
9493 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
9496 * varasm.c (place_block_symbol): Adjust alignment for asan protected
9497 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
9499 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
9501 * profile.c: Include cfgloop.h.
9502 (branch_prob): Compute estimated number of iterations.
9503 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
9504 recompute estimate number of iterations from profile.
9506 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9509 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
9510 must be grouped on top of stack. Don't force early clobber
9511 on ordinary reg outputs.
9513 2016-06-10 Richard Biener <rguenther@suse.de>
9515 * targhooks.c (default_builtin_vectorization_cost): Adjust
9518 2016-06-10 Richard Biener <rguenther@suse.de>
9520 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
9521 to fold the RHS to a constant if possible.
9523 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
9526 * tree-nested.c (convert_nonlocal_omp_clauses)
9527 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
9528 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
9529 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
9531 * gimplify.c (gimplify_adjust_omp_clauses): Discard
9533 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
9535 * omp-low.c (scan_sharing_clauses): Don't expect
9538 2016-06-10 Alan Hayward <alan.hayward@arm.com>
9540 PR tree-optimization/71407
9541 PR tree-optimization/71416
9542 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
9545 2016-06-10 Richard Biener <rguenther@suse.de>
9548 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
9550 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
9552 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
9554 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
9555 Jiong Wang <jiong.wang@arm.com>
9557 PR rtl-optimization/70751
9558 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
9559 spilled into memory.
9561 2016-06-09 Jonathan Yong <10walls@gmail.com>
9564 2015-09-21 Jonathan Yong <10walls@gmail.com>
9566 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
9567 sysroot/usr/lib/32api for additional win32 libraries,
9568 fixes failing Cygwin bootstrapping.
9570 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
9572 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
9575 2016-06-09 David Malcolm <dmalcolm@redhat.com>
9578 * pretty-print.c (pp_indent): Specify that %p is printed in a
9579 host-dependent manner.
9580 (test_pp_format): Remove the test for %p.
9582 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
9584 * config/mips/mips.c (mips_output_jump): Fix formatting.
9586 2016-06-09 Richard Biener <rguenther@suse.de>
9588 PR tree-optimization/71462
9589 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
9592 2016-06-09 Martin Liska <mliska@suse.cz>
9594 * predict.c (dump_prediction): Add new argument.
9595 (enum predictor_reason): New enum.
9596 (struct predictor_hash): New struct.
9597 (predictor_hash::hash): New function.
9598 (predictor_hash::equal): Likewise.
9599 (not_removed_prediction_p): New function.
9600 (prune_predictions_for_bb): Likewise.
9601 (combine_predictions_for_bb): Prune predictions.
9603 2016-06-09 Martin Liska <mliska@suse.cz>
9605 * predict.c (filter_predictions): New function.
9606 (remove_predictions_associated_with_edge): Use the filter
9608 (equal_edge_p): New function.
9610 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
9612 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
9613 Correct usage of @samp vs @option, add @samp where appropriate.
9614 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
9615 Add armv6s-m and document it, as it is no official ARM name.
9617 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9619 * ifcvt.c (struct noce_if_info): Add transform_name field.
9620 (noce_try_move): Set if_info->transform_name to the function name.
9621 (noce_try_ifelse_collapse): Likewise.
9622 (noce_try_store_flag): Likewise.
9623 (noce_try_inverse_constants): Likewise.
9624 (noce_try_store_flag_constants): Likewise.
9625 (noce_try_addcc): Likewise.
9626 (noce_try_store_flag_mask): Likewise.
9627 (noce_try_cmove): Likewise.
9628 (noce_try_cmove_arith): Likewise.
9629 (noce_try_minmax): Likewise.
9630 (noce_try_abs): Likewise.
9631 (noce_try_sign_mask): Likewise.
9632 (noce_try_bitop): Likewise.
9633 (noce_convert_multiple_sets): Likewise.
9634 (noce_process_if_block): Print if_info->transform_name to
9635 dump_file if transformation succeeded.
9637 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9639 * config/arm/cortex-a57.md (cortex_a57_alu):
9642 2016-06-08 Martin Sebor <msebor@redhat.com>
9643 Jakub Jelinek <jakub@redhat.com>
9647 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
9648 BUILT_IN_MUL_OVERFLOW_P): New builtins.
9649 * builtins.c: Include gimple-fold.h.
9650 (fold_builtin_arith_overflow): Handle
9651 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
9652 (fold_builtin_3): Likewise.
9653 * doc/extend.texi (Integer Overflow Builtins): Document
9654 __builtin_{add,sub,mul}_overflow_p.
9656 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
9658 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
9659 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
9661 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
9663 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
9664 Rewrite, looking one level down for records and arrays.
9666 2016-06-08 David Malcolm <dmalcolm@redhat.com>
9668 * pretty-print.c: Include "selftest.h".
9669 (pp_format): Fix comment.
9670 (identifier_to_locale): Likewise.
9671 (selftest::test_basic_printing): New function.
9672 (selftest::assert_pp_format): New function.
9673 (selftest::test_pp_format): New function.
9674 (selftest::pretty_print_c_tests): New function.
9675 * selftest-run-tests.c (selftest::run_tests): Call
9676 selftest::pretty_print_c_tests.
9677 * selftest.h (pretty_print_c_tests): New declaration.
9679 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9681 * invoke.texi (max-loop-headers-insns): Document.
9682 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
9683 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
9684 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
9686 2016-06-08 Richard Biener <rguenther@suse.de>
9688 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
9689 on strided SLP loads and fall back to scalar loads in case
9690 we can't chunk them.
9692 2016-06-08 Richard Biener <rguenther@suse.de>
9694 PR tree-optimization/71452
9695 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
9696 type used for the SSA rewrite has enough precision to cover
9697 the dynamic type of the location.
9699 2016-06-08 Jakub Jelinek <jakub@redhat.com>
9700 Richard Biener <rguenther@suse.de>
9703 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
9704 the same as DECL_P (base0) for indirect_base0. Use equality_code
9705 in one further place.
9707 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
9709 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
9710 to one word if the field is known to overlap other words.
9711 (extract_bit_field_1): Likewise.
9712 (store_split_bit_field): Remove compensating code.
9713 (extract_split_bit_field): Likewise.
9715 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
9719 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
9721 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9723 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
9725 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
9726 (arch64_addpv4sf): Delete.
9727 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
9728 "gen_aarch64_addpv4sf".
9729 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
9731 (vpadds_f32): Likewise.
9732 (vpaddq_f32): Likewise.
9733 (vpaddq_f64): Likewise.
9735 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9737 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
9739 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
9740 to VALLF. Rename to "fabd<mode>3".
9741 "*fabd_scalar<mode>3): Delete.
9742 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
9744 (vabdd_f64): Likewise.
9745 (vabd_f32): Likewise.
9746 (vabd_f64): Likewise.
9747 (vabdq_f32): Likewise.
9748 (vabdq_f64): Likewise.
9750 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9752 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
9754 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
9755 "aarch64_rsqrts<mode>".
9756 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
9757 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
9759 (vrsqrtsd_f64): Likewise.
9760 (vrsqrts_f32): Likewise.
9761 (vrsqrts_f64): Likewise.
9762 (vrsqrtsq_f32): Likewise.
9763 (vrsqrtsq_f64): Likewise.
9765 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9767 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
9769 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
9770 "aarch64_rsqrte<mode>".
9771 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
9772 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
9774 (vrsqrted_f64): Likewise.
9775 (vrsqrte_f32): Likewise.
9776 (vrsqrte_f64): Likewise.
9777 (vrsqrteq_f32): Likewise.
9778 (vrsqrteq_f64): Likewise.
9780 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9782 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
9786 * config/aarch64/aarch64-simd.md
9787 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
9788 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
9789 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
9791 (vcvt_n_f32_u32): Likewise.
9792 (vcvt_n_s32_f32): Likewise.
9793 (vcvt_n_u32_f32): Likewise.
9794 (vcvtq_n_f32_s32): Likewise.
9795 (vcvtq_n_f32_u32): Likewise.
9796 (vcvtq_n_f64_s64): Likewise.
9797 (vcvtq_n_f64_u64): Likewise.
9798 (vcvtq_n_s32_f32): Likewise.
9799 (vcvtq_n_s64_f64): Likewise.
9800 (vcvtq_n_u32_f32): Likewise.
9801 (vcvtq_n_u64_f64): Likewise.
9802 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
9803 (VSDQ_SDI): Likewise.
9804 (fcvt_target): Support V4DI, V4SI and V2SI.
9805 (FCVT_TARGET): Likewise.
9807 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9809 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
9810 (TYPES_BINOP_SUS): Likewise.
9811 (aarch64_simd_builtin_data): Update include file name.
9812 (aarch64_builtins): Likewise.
9813 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
9814 for conversion between scalar float-point and fixed-point.
9818 * config/aarch64/aarch64.md
9819 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
9820 pattern for conversion between scalar float to fixed-pointer.
9821 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
9822 (UNSPEC_FCVTZS): New UNSPEC enumeration.
9823 (UNSPEC_FCVTZU): Likewise.
9824 (UNSPEC_SCVTF): Likewise.
9825 (UNSPEC_UCVTF): Likewise.
9826 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
9828 (vcvtd_n_f64_u64): Likewise.
9829 (vcvtd_n_s64_f64): Likewise.
9830 (vcvtd_n_u64_f64): Likewise.
9831 (vcvtd_n_f32_s32): Likewise.
9832 (vcvts_n_f32_u32): Likewise.
9833 (vcvtd_n_s32_f32): Likewise.
9834 (vcvts_n_u32_f32): Likewise.
9835 * config/aarch64/iterators.md (fcvt_target): Support integer to float
9837 (FCVT_TARGET): Likewise.
9838 (FCVT_FIXED2F): New iterator.
9839 (FCVT_F2FIXED): Likewise.
9840 (fcvt_fixed_insn): New define_int_attr.
9842 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9844 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
9845 some statements was removed.
9847 2016-06-08 Alan Hayward <alan.hayward@arm.com>
9849 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
9850 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
9851 (vect_can_advance_ivs_p): likewise.
9852 (vect_update_ivs_after_vectorizer): likewise.
9853 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
9854 (vect_analyze_scalar_cycles_1): likewise.
9855 (vect_analyze_loop_operations): likewise.
9856 (report_vect_op): likewise.
9857 (vect_is_slp_reduction): likewise.
9858 (vect_is_simple_reduction): likewise.
9859 (get_initial_def_for_induction): likewise.
9860 (vect_transform_loop): likewise.
9861 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
9862 (vect_recog_sad_pattern): likewise.
9863 (vect_recog_widen_sum_pattern): likewise.
9864 (vect_recog_widening_pattern): likewise.
9865 (vect_recog_divmod_pattern): likewise.
9866 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
9867 (vect_analyze_slp_instance): likewise.
9868 (vect_transform_slp_perm_load): likewise.
9869 (vect_schedule_slp_instance): likewise.
9871 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9873 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
9874 (return_prediction): PRED_CONST_RETURN predict return as not taken.
9875 * predict.def (PRED_CONTINUE): Change hitrate 50->67
9876 (PRED_LOOP_BRANCH): Document predictor as broken.
9877 (PRED_LOOP_EXIT): Change hitrate 91->92.
9878 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
9879 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
9880 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
9881 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
9882 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
9883 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
9884 (PRED_CALL): Chane hitrate 71->67.
9885 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
9886 (PRED_GOTO): Document as unused right now.
9887 (PRED_CONST_RETURN): Change hitrate 67->69
9888 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
9889 (PRED_NULL_RETURN): Change hitrate 91->90.
9890 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
9891 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
9892 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
9894 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
9896 * config/rs6000/altivec.h: Add __builtin_vec_mul.
9897 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
9898 special case Altivec builtin.
9899 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9900 VSX_BUILTIN_VEC_MUL (replaced with special case code).
9901 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9902 code for ALTIVEC_BUILTIN_VEC_MUL.
9903 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9904 for __builtin_vec_mul.
9906 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
9908 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
9911 2016-06-07 David Malcolm <dmalcolm@redhat.com>
9913 * spellcheck.c (selftest::test_find_closest_string): New function.
9914 (spellcheck_c_tests): Call the above.
9916 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9918 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
9920 2016-06-07 Jakub Jelinek <jakub@redhat.com>
9922 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
9923 Yv=Yv,C alternatives.
9925 2016-06-07 Richard Biener <rguenther@suse.de>
9928 * common.opt (ffast-math): Make Optimization.
9930 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
9931 Prachi Godbole <prachi.godbole@imgtec.com>
9933 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
9934 `fabs' and `fneg' type attributes.
9935 (p5600_fpu_fabs): Add `fmove' to the comment.
9937 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9939 * gimple.c: Include builtins.h
9940 (gimple_inexpensive_call_p): New function.
9941 * gimple.h (gimple_inexpensive_call_p): Declare.
9942 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
9943 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
9946 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
9948 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
9949 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
9950 warning_at_rich_loc, warning_n, pedwarn, permerror,
9951 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
9952 sorry, fatal_error, internal_error, internal_error_no_backtrace):
9955 2016-06-07 Richard Biener <rguenther@suse.de>
9957 PR tree-optimization/71428
9958 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
9959 BIT_FIELD_REF op vs. load.
9961 2016-06-07 Richard Biener <rguenther@suse.de>
9964 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
9967 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9969 * config/pa/pa.md (call): Generate indirect long calls to non-local
9970 functions on TARGET_64BIT.
9971 (call_value): Likewise.
9973 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9975 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
9976 pattern and subsequent splitters.
9977 (call_val_reg_64bit_post_reload): Likewise.
9979 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9982 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
9983 propagate_op_to_single_use.
9985 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9988 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
9990 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
9992 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
9993 (enum x86_dirflag_state): New enum.
9994 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
9995 (machine_function): Remove needs_cld.
9996 (ix86_current_function_needs_cld): Remove.
9997 * config/i386/i386.c (ix86_set_func_type): Set
9998 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
9999 (ix86_expand_prologue): Do not emit CLD here.
10000 (ix86_dirflag_mode_needed): New function.
10001 (ix86_dirflag_mode_entry): Ditto.
10002 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10003 (ix86_mode_after): Ditto.
10004 (ix86_mode_entry): Ditto.
10005 (ix86_mode_exit): Ditto.
10006 (ix86_emit_mode_set): Ditto.
10007 * config/i386/i386.md (strmov_singleop): Set
10008 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10009 Do not set ix86_current_function_needs_cld.
10011 (strset_singleop): Ditto.
10013 (cmpstrnqi_nz_1): Ditto.
10014 (cmpstrnqi_1): Ditto.
10015 (strlenqi_1): Ditto.
10017 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10019 PR tree-optimization/71259
10020 * tree-vect-slp.c (vect_get_constant_vectors): For
10021 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10022 one for constant op, and use COND_EXPR for non-constant.
10024 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10026 * Makefile.in (OBJS): Add function-tests.o,
10027 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10028 selftest-run-tests.o.
10029 (OBJS-libcommon): Add selftest.o.
10030 (OBJS-libcommon-target): Add selftest.o.
10031 (all.internal): Add "selftest".
10032 (all.cross): Likewise.
10033 (selftest): New phony target.
10034 (s-selftest): New target.
10035 (selftest-gdb): New phony target.
10036 (COLLECT2_OBJS): Add selftest.o.
10037 * bitmap.c: Include "selftest.h".
10038 (selftest::test_gc_alloc): New function.
10039 (selftest::test_set_range): New function.
10040 (selftest::test_clear_bit_in_middle): New function.
10041 (selftest::test_copying): New function.
10042 (selftest::test_bitmap_single_bit_set_p): New function.
10043 (selftest::bitmap_c_tests): New function.
10044 * common.opt (fself-test): New.
10045 * diagnostic-show-locus.c: Include "selftest.h".
10046 (make_range): New function.
10047 (test_range_contains_point_for_single_point): New function.
10048 (test_range_contains_point_for_single_line): New function.
10049 (test_range_contains_point_for_multiple_lines): New function.
10050 (assert_eq): New function.
10051 (test_get_line_width_without_trailing_whitespace): New function.
10052 (selftest::diagnostic_show_locus_c_tests): New function.
10053 * et-forest.c: Include "selftest.h".
10054 (selftest::test_single_node): New function.
10055 (selftest::test_simple_tree): New function.
10056 (selftest::test_disconnected_nodes): New function.
10057 (selftest::et_forest_c_tests): New function.
10058 * fold-const.c: Include "selftest.h".
10059 (selftest::assert_binop_folds_to_const): New function.
10060 (selftest::assert_binop_folds_to_nonlvalue): New function.
10061 (selftest::test_arithmetic_folding): New function.
10062 (selftest::fold_const_c_tests): New function.
10063 * function-tests.c: New file.
10064 * gimple.c: Include "selftest.h".
10065 Include "gimple-pretty-print.h".
10066 (selftest::verify_gimple_pp): New function.
10067 (selftest::test_assign_single): New function.
10068 (selftest::test_assign_binop): New function.
10069 (selftest::test_nop_stmt): New function.
10070 (selftest::test_return_stmt): New function.
10071 (selftest::test_return_without_value): New function.
10072 (selftest::gimple_c_tests): New function.
10073 * hash-map-tests.c: New file.
10074 * hash-set-tests.c: New file.
10075 * input.c: Include "selftest.h".
10076 (selftest::assert_loceq): New function.
10077 (selftest::test_accessing_ordinary_linemaps): New function.
10078 (selftest::test_unknown_location): New function.
10079 (selftest::test_builtins): New function.
10080 (selftest::test_reading_source_line): New function.
10081 (selftest::input_c_tests): New function.
10082 * rtl-tests.c: New file.
10083 * selftest-run-tests.c: New file.
10084 * selftest.c: New file.
10085 * selftest.h: New file.
10086 * spellcheck.c: Include "selftest.h".
10087 (selftest::levenshtein_distance_unit_test_oneway): New function,
10088 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10089 (selftest::levenshtein_distance_unit_test): Likewise.
10090 (selftest::spellcheck_c_tests): Likewise.
10091 * toplev.c: Include selftest.h.
10092 (toplev::run_self_tests): New.
10093 (toplev::main): Handle -fself-test.
10094 * toplev.h (toplev::run_self_tests): New.
10095 * tree.c: Include "selftest.h".
10096 (selftest::test_integer_constants): New function.
10097 (selftest::test_identifiers): New function.
10098 (selftest::test_labels): New function.
10099 (selftest::tree_c_tests): New function.
10100 * tree-cfg.c: Include "selftest.h".
10101 (selftest::push_fndecl): New function.
10102 (selftest::test_linear_chain): New function.
10103 (selftest::test_diamond): New function.
10104 (selftest::test_fully_connected): New function.
10105 (selftest::tree_cfg_c_tests): New function.
10106 * vec.c: Include "selftest.h".
10107 (selftest::safe_push_range): New function.
10108 (selftest::test_quick_push): New function.
10109 (selftest::test_safe_push): New function.
10110 (selftest::test_truncate): New function.
10111 (selftest::test_safe_grow_cleared): New function.
10112 (selftest::test_pop): New function.
10113 (selftest::test_safe_insert): New function.
10114 (selftest::test_ordered_remove): New function.
10115 (selftest::test_unordered_remove): New function.
10116 (selftest::test_block_remove): New function.
10117 (selftest::reverse_cmp): New function.
10118 (selftest::test_qsort): New function.
10119 (selftest::vec_c_tests): New function.c.
10120 * wide-int.cc: Include selftest.h and wide-int-print.h.
10121 (selftest::from_int <wide_int>): New function.
10122 (selftest::from_int <offset_int>): New function.
10123 (selftest::from_int <widest_int>): New function.
10124 (selftest::assert_deceq): New function.
10125 (selftest::assert_hexeq): New function.
10126 (selftest::test_printing <VALUE_TYPE>): New function template.
10127 (selftest::test_ops <VALUE_TYPE>): New function template.
10128 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10129 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10131 (selftest::wide_int_cc_tests): New function.
10133 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10135 PR middle-end/37780
10136 * ifcvt.c (noce_try_ifelse_collapse): New function.
10138 (noce_process_if_block): Call noce_try_ifelse_collapse.
10139 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10140 (simplify_ternary_operation): Use the above to simplify
10141 conditional CLZ/CTZ expressions.
10143 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10145 PR middle-end/37780
10146 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10147 define_insn_and_split.
10149 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10151 PR middle-end/37780
10152 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10154 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10157 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10158 Implicitly clobber memory for basic asm with non-empty assembler
10159 string. Use targetm.md_asm_adjust also here.
10160 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10161 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10162 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10163 non-empty assembler string.
10164 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10165 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10166 (decode_asm_operands): Handle basic asm in PARALLEL block.
10167 (extract_insn): Handle basic asm in PARALLEL block.
10168 * doc/extend.texi: Mention new behavior of basic asm.
10169 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10170 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10171 branch_needs_nop_p): Use asm_noperands.
10173 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10175 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10176 Include the M7 SPARC DFA scheduler.
10177 New attribute v3pipe.
10178 Annotate insns with v3pipe where appropriate.
10179 Define cpu_feature vis4.
10180 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10181 Add (V8QI "8") to vbits.
10182 Add insns {add,sub}v8qi3
10183 Add insns ss{add,sub}v8qi3
10184 Add insns us{add,sub}{v8qi,v4hi}3
10185 Add insns {min,max}{v8qi,v4hi,v2si}3
10186 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10187 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10188 * config/sparc/niagara4.md: Add a comment explaining the
10189 discrepancy between the documented latenty numbers and the
10191 * config/sparc/niagara7.md: New file.
10192 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10193 supports SPARC5 and VIS 4.0 instructions.
10194 * configure: Regenerate.
10195 * config.in: Likewise.
10196 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10197 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10198 TARGET_CPU_niagara7.
10199 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10200 (CPP_CPU_SPEC): Handle niagara7.
10201 (ASM_CPU_SPEC): Likewise.
10202 * config/sparc/sparc-opts.h (processor_type): Add
10203 PROCESSOR_NIAGARA7.
10204 (mvis4): New option.
10205 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10206 (AS_NIAGARA7_FLAG): Define.
10207 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10208 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10209 (CPP_CPU_SPEC): Handle niagara7.
10210 (ASM_CPU_SPEC): Likewise.
10211 * config/sparc/sparc.c (niagara7_costs): Define.
10212 (sparc_option_override): Handle niagara7 and adjust cache-related
10213 parameters with better values for niagara cpus. Also support VIS4.
10214 (sparc32_initialize_trampoline): Likewise.
10215 (sparc_use_sched_lookahead): Likewise.
10216 (sparc_issue_rate): Likewise.
10217 (sparc_register_move_cost): Likewise.
10218 (dump_target_flag_bits): Support VIS4.
10219 (sparc_vis_init_builtins): Likewise.
10220 (sparc_builtins): Likewise.
10221 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10223 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10225 * config/sparc/sparc.opt (sparc_processor_type): New value
10227 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10229 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10231 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10234 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10236 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10238 2016-06-06 Richard Biener <rguenther@suse.de>
10240 PR tree-optimization/71398
10241 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10244 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10246 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10247 ft32_expand_prolog, ft32_expand_epilogue):
10248 Handle pretend_args.
10249 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10250 * config/ft32/ft32.md: Add pretend_returner.
10252 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10255 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10256 Copy op1 RTX to avoid invalid sharing.
10257 (ix86_expand_vector_move_misalign): Ditto.
10259 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10261 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10264 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10266 * predict.c (predicted_by_loop_heuristics_p): New function.
10267 (predict_iv_comparison): Use it.
10268 (predict_loops): Walk from innermost loops; do not predict edges
10269 leaving multiple loops multiple times; implement
10270 PRED_LOOP_ITERATIONS_MAX heuristics.
10271 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10273 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10275 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10276 only edges out of BB are EH edges.
10278 2016-06-04 Martin Sebor <msebor@redhat.com>
10279 Marcin Baczyński <marbacz@gmail.com>
10282 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10283 a void expression in a void function.
10285 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10287 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10288 aux; dump reasons of decisions.
10289 (should_duplicate_loop_header_p): Likewise.
10290 (do_while_loop_p): Likewise.
10291 (ch_base::copy_headers): Dump asi num insns duplicated.
10293 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10295 PR tree-optimization/71405
10296 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10297 incompatible type, build a new clobber with the right type instead
10298 of building a VIEW_CONVERT_EXPR around it.
10300 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10302 PR tree-optimization/52171
10303 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10304 by_pieces_ninsns instead of move_by_pieces_ninsns.
10306 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10308 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10309 for reg+reg addressing mode.
10311 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10313 * rs6000-c.c (c/c-tree.h): Add #include.
10314 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10315 in C++ when found in the base position of vec_ld or vec_st.
10317 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10319 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10320 use of profile unless profile status is PROFILE_READ.
10321 * profile.c (compute_branch_probabilities): Set profile status
10322 only after reporting predictor hitrates.
10324 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10328 * common.opt (ffp-int-builtin-inexact): New option.
10329 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10330 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10331 (ceil@var{m}2): Document dependence on this option.
10332 * ipa-inline-transform.c (inline_call): Handle
10333 flag_fp_int_builtin_inexact.
10334 * ipa-inline.c (can_inline_edge_p): Likewise.
10335 * config/i386/i386.md (rintxf2): Do not test
10336 flag_unsafe_math_optimizations.
10337 (rint<mode>2_frndint): New define_insn.
10338 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10339 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10340 for 387 instead of extending and truncating.
10341 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10342 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10343 Change to frndint<mode>2_<rounding>.
10344 (frndintxf2_<rounding>_i387): Likewise. Change to
10345 frndint<mode>2_<rounding>_i387.
10346 (<rounding_insn>xf2): Likewise.
10347 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10348 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10349 x87. Test TARGET_ROUND || !flag_trapping_math ||
10350 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10351 SSE. Use ROUND_NO_EXC in constant operand of
10352 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10353 for 387 instead of extending and truncating.
10355 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10356 Julia Koval <julia.koval@intel.com>
10368 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10369 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10370 all registers, except for function return registers if there are
10371 no caller-saved registers.
10372 (ix86_set_func_type): New function.
10373 (ix86_set_current_function): Call ix86_set_func_type to set
10374 no_caller_saved_registers and func_type. Call reinit_regs if
10375 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10376 nor x87 instructions in interrupt handler nor function with
10377 no_caller_saved_registers attribute.
10378 (ix86_function_ok_for_sibcall): Return false if there are no
10379 caller-saved registers.
10380 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10382 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10383 (ix86_function_arg): Return special arguments in interrupt handler.
10384 (ix86_promote_function_mode): Promote pointer to word_mode only
10385 for normal functions.
10386 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10388 (ix86_epilogue_uses): New function.
10389 (ix86_hard_regno_scratch_ok): Likewise.
10390 (ix86_save_reg): Preserve all registers in interrupt handler
10391 after reload. Preserve all registers, except for function return
10392 registers, if there are no caller-saved registers after reload.
10393 (find_drap_reg): Always use callee-saved register if there are
10394 no caller-saved registers.
10395 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10396 for interrupt handler.
10397 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10398 Emit cld instruction if stringops are used in interrupt handler
10399 or interrupt handler isn't a leaf function.
10400 (ix86_expand_epilogue): Generate interrupt return for interrupt
10401 handler and pop the 'ERROR_CODE' off the stack before interrupt
10402 return in exception handler.
10403 (ix86_expand_call): Disallow calling interrupt handler directly.
10404 If there are no caller-saved registers, mark all registers that
10405 are clobbered by the call which returns as clobbered.
10406 (ix86_handle_no_caller_saved_registers_attribute): New function.
10407 (ix86_handle_interrupt_attribute): Likewise.
10408 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10410 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10411 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10412 accumulation in interrupt function if stack may be realigned to
10414 (EPILOGUE_USES): New.
10415 (function_type): New enum.
10416 (machine_function): Add func_type and no_caller_saved_registers.
10417 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10418 (interrupt_return): New pattern.
10419 * doc/extend.texi: Document x86 interrupt and
10420 no_caller_saved_registers attributes.
10422 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10424 PR tree-optimization/52171
10425 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10426 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10427 Look for constant strings. Move some code to emit_block_cmp_hints
10429 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10430 * defaults.h (COMPARE_MAX_PIECES): New macro.
10431 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10432 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10433 (clear_by_pieces_1): Don't declare. Move definition before use.
10434 (can_do_by_pieces): New static function.
10435 (can_move_by_pieces): Use it. Return bool.
10436 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
10437 OP. All callers changed. Handle COMPARE_BY_PIECES.
10438 (class pieces_addr); New.
10439 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
10440 pieces_addr::adjust, pieces_addr::increment_address,
10441 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
10443 (class op_by_pieces_d): New.
10444 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
10446 (class move_by_pieces_d, class compare_by_pieces_d,
10447 class store_by_pieces_d): New subclasses of op_by_pieces_d.
10448 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
10449 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
10450 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
10451 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
10452 compare_by_pieces_d::finish_mode): New member functions.
10453 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
10455 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
10456 (emit_block_cmp_hints): New function.
10457 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
10458 use the newly defined classes.
10459 * expr.h (by_pieces_constfn): New typedef.
10460 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
10461 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
10462 (move_by_pieces_ninsns): Don't declare.
10463 (can_move_by_pieces): Change return value to bool.
10464 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
10465 (compare_by_pieces_branch_ratio): New hook.
10466 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
10467 (by_pieces_ninsns): Declare.
10468 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
10470 (default_compare_by_pieces_branch_ratio): New function.
10471 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
10472 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
10473 * doc/tm.texi: Regenerate.
10474 * tree-ssa-strlen.c: Include "builtins.h".
10475 (handle_builtin_memcmp): New static function.
10476 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
10477 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
10479 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10481 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
10482 relevant stmts which are simple and invariant.
10483 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
10484 instead of simple and invariant
10486 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10488 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
10489 (vectorizable_reduction): Check for new relevant state.
10490 (vectorizable_live_operation): vectorize live stmts using
10491 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
10492 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
10493 (vect_stmt_relevant_p): Check for stmts which are only used live.
10494 (process_use): Use of a stmt does not inherit it's live value.
10495 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
10496 (vect_analyze_stmt): Check for new relevant state.
10497 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
10498 outside the loop, but not inside it.
10500 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10502 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
10503 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
10504 (vect_get_vec_def_for_operand): Split out code.
10506 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
10508 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
10510 2016-06-03 Alan Hayward <alan.hayward@arm.com>
10512 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
10514 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10516 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
10518 2016-06-03 Jakub Jelinek <jakub@redhat.com>
10520 PR middle-end/71387
10521 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
10522 to noreturn e->callee->decl that has void return type and void
10523 arguments, adjust gimple_call_fntype and remove lhs even if it had
10524 previously addressable type.
10526 2016-06-02 Jeff Law <law@redhat.com>
10528 PR tree-optimization/71328
10529 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
10530 error when checking for a jump back onto the copied path.
10532 2016-06-02 David Malcolm <dmalcolm@redhat.com>
10534 * config/microblaze/microblaze.c (get_branch_target): Add return
10535 NULL_RTX for the non-CALL_P case.
10536 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
10537 (insert_wic): Remove unused local "j".
10539 2016-06-02 Martin Liska <mliska@suse.cz>
10541 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
10543 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
10544 Julia Koval <julia.koval@intel.com>
10546 * function.c (assign_parm_setup_stack): Force source into a
10547 register if needed.
10548 * target.def (function_incoming_arg): Update documentation to
10549 allow arbitrary address computation based on hard register.
10550 * doc/tm.texi: Regenerated.
10552 2016-06-02 Martin Liska <mliska@suse.cz>
10554 * predict.c (combine_predictions_for_bb): Fix first match in
10555 cases where a first predictor contains more than one occurence
10556 in list of predictors. Take the best value in such case.
10558 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10560 PR rtl-optimization/71295
10561 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
10562 offset would go over the size of the inner mode reject it.
10564 2016-06-02 Jakub Jelinek <jakub@redhat.com>
10566 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
10567 x=x,x and v=v,m instead of x=x,m.
10569 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
10570 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
10571 alternative to v=rm,C.
10573 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
10574 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
10575 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
10576 instead of vex for the last two above mentioned alternatives.
10578 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10581 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
10583 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
10585 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
10587 2016-06-01 David Malcolm <dmalcolm@redhat.com>
10589 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
10590 from int to unsigned.
10592 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10594 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
10595 alternatives, eliminating preferred register class. Add support
10596 for the MTVSRDD instruction in ISA 3.0.
10597 (vsx_splat_v4si_internal): Use splat_input_operand instead of
10598 reg_or_indexed_operand.
10599 (vsx_splat_v4sf_internal): Likewise.
10601 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
10604 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
10605 for loading up all 0's or all 1's.
10607 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
10609 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
10611 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
10613 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
10615 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
10616 * gcc.c (set_source_date_epoch_envvar): New function, sets
10617 the SOURCE_DATE_EPOCH environment variable to the current time.
10619 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10621 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
10622 the factor for live Phi nodes.
10624 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10626 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
10627 * tree-parloops.c (parallelize_loops): likewise.
10628 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
10629 tree_unswitch_outer_loop): likewise.
10631 2016-06-01 Jakub Jelinek <jakub@redhat.com>
10633 PR middle-end/71371
10634 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
10635 around creation of the temporary.
10637 2016-06-01 Richard Biener <rguenther@suse.de>
10639 PR tree-optimization/71366
10640 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
10641 (unloop_loops): Move removing edges here ...
10642 (try_unroll_loop_completely): ... from here.
10643 (try_peel_loop): ... and here.
10644 (tree_unroll_loops_completely_1): Track parent loops via
10645 bitmap of header BBs.
10646 (tree_unroll_loops_completely): Adjust for that.
10648 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10650 * config/rs6000/altivec.h (vec_slv): New macro.
10651 (vec_srv): New macro.
10652 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
10653 (UNSPEC_VSRV): New value.
10656 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
10657 (vsrv): New builtin definition.
10658 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
10659 define argument types for new builtin.
10660 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
10662 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
10665 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
10666 Jocelyn Mayer <l_indien@magic.fr>
10669 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
10670 detect processor family for signature_CENTAUR_ebx.
10671 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
10672 signature_CENTAUR_ebx.
10673 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
10674 <default>: Pass x86-64 for has_longmode.
10676 2016-06-01 Nathan Sidwell <nathan@acm.org>
10678 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
10681 2016-06-01 Richard Biener <rguenther@suse.de>
10683 PR tree-optimization/71261
10684 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
10685 of stmts successfully put in the bool pattern. Remove
10686 single-use restriction.
10687 (adjust_bool_pattern_cast): Add cast at the use site via the
10688 pattern def sequence.
10689 (adjust_bool_pattern): Remove recursion, maintain a hash-map
10690 of patterned defs. Use the pattern def seqence instead of
10691 multiple independent patterns.
10692 (sort_after_uid): New qsort compare function.
10693 (adjust_bool_stmts): New function to process stmts in the bool
10694 pattern in IL order.
10695 (vect_recog_bool_pattern): Adjust.
10696 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
10697 (ifcvt_walk_pattern_tree): Likewise.
10698 (stmt_is_root_of_bool_pattern): Likewise.
10699 (ifcvt_repair_bool_pattern): Likewise.
10700 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
10702 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10704 * loop-unroll.c (decide_unroll_constant_iterations,
10705 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
10706 likely upper bounds.
10707 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
10709 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
10711 * tree-core.h (enum omp_clause_code): Remove
10712 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
10714 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10716 * config/arm/sync.md (arm_store_exclusive<mode>):
10717 Use 'H' output modifier on operands[2] rather than creating a new
10718 entry in out-of-bounds memory of the operands array.
10719 (arm_store_release_exclusivedi): Likewise.
10721 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10723 * config/arm/arm.c (arm_fusion_enabled_p): New function.
10724 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
10725 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
10726 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
10728 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10730 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
10731 into account live statements for mask producers.
10733 2016-06-01 Richard Biener <rguenther@suse.de>
10735 PR tree-optimization/71311
10736 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
10737 restrict to non-INTEGER_CST @0.
10739 2016-06-01 Richard Biener <rguenther@suse.de>
10741 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
10742 (relational patterns): Use :c to avoid pattern duplications.
10744 2016-06-01 Richard Biener <rguenther@suse.de>
10746 * genmatch.c (comparison_code_p): New predicate.
10747 (swap_tree_comparison): New function.
10748 (commutate): Add for_vec parameter to append new for entries.
10749 Support commutating relational operators by swapping it alongside
10751 (lower_commutative): Adjust.
10752 (dt_simplify::gen): Do not pass artificial operators to gen
10754 (decision_tree::gen): Do not add artificial operators as parameters.
10755 (parser::parse_expr): Verify operator commutativity when :c is
10756 applied. Allow :C to override this.
10757 * match.pd: Adjust patterns to use :C instead of :c where required.
10759 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
10761 PR tree-optimization/71077
10762 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
10763 the combining step, use boolean_false_node and boolean_true_node
10764 as the designated false/true return values.
10766 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10768 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
10769 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
10770 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
10773 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10775 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
10776 of flags impliying the register renaming.
10777 * toplev.c (process_options): Do not imply flag_rename_registers with
10780 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10782 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
10783 default implementation.
10785 2016-05-31 Nathan Sidwell <nathan@acm.org>
10787 * dwarf2out.c (cur_line_info_table): Add GTY marker.
10789 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10791 * config/sh/constraints.md (b): Remove constraint.
10792 * config/sh/predicates.md (arith_reg_operand): Remove
10794 * config/sh/sh-modes.def (PDI): Remove.
10795 * config/sh/sh.c (sh_target_reg_class,
10796 sh_optimize_target_register_callee_saved): Remove functions.
10797 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
10798 (sh_expand_epilogue): Update comment.
10799 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
10800 sh_secondary_reload): Remove TARGET_REGS related code.
10801 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
10802 TARGET_REGISTER_P): Remove macros.
10803 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
10804 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
10805 TR1_REG, TR2_REG): Remove constants.
10806 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
10808 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10810 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
10811 define_expand patterns.
10812 (adddi3_compact): Rename to adddi3.
10813 (subdi3_compact): Rename to subdi3.
10814 (*negdi2): Rename to negdi2.
10815 (*abs<mode>2): Rename to abs<mode>2.
10817 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10819 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
10820 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
10821 (atomic_sub_fetchsi): ... this new pattern.
10822 (mvtc): Add CC_REG clobber.
10824 2016-05-31 Marek Polacek <polacek@redhat.com>
10826 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
10828 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10830 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
10831 aarch64_fusion_enabled_p to check for fusion capabilities.
10833 2016-05-31 Richard Biener <rguenther@suse.de>
10835 PR tree-optimization/71352
10836 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
10837 minus one and a negate.
10839 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10841 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
10842 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
10844 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
10845 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
10846 Remove use of aarch64_simd_attr_length_move, set length attribute
10848 (*aarch64_be_movoi): Likewise.
10849 (*aarch64_be_movci): Likewise.
10850 (*aarch64_be_movxi): Likewise.
10852 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10854 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
10855 It no longer does that.
10856 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
10858 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
10860 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
10861 attribute __unused__.
10863 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
10865 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
10866 * config/arm/arm.c (arm_arch_thumb1): Define.
10867 (arm_option_override): Initialize arm_arch_thumb1.
10868 * config/arm/arm.h (arm_arch_thumb1): Declare.
10869 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
10870 support Thumb-1 ISA.
10872 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
10875 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
10876 `Yv' for scalar operand.
10878 2016-05-31 Tom de Vries <tom@codesourcery.com>
10880 PR tree-optimization/69068
10881 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
10882 phis with more than two args.
10884 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
10886 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
10887 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
10890 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
10892 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
10894 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10896 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
10897 cpu_32, cpu_64, tune_32 and tune_64.
10898 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
10900 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10902 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10904 2016-05-30 Andi Kleen <ak@linux.intel.com>
10906 * auto-profile.c (read_profile): Replace asserts with errors
10907 when file does not exist.
10908 * gcov-io.c (gcov_read_words): Dito.
10910 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10912 * tree-cfg.c (print_loop): Print likely upper bounds.
10914 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10916 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
10917 * opts.c (default_options): Enable peel loops at -O3.
10918 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
10919 (try_peel_loop): Do not re-peel already peeled loops;
10920 use likely upper bounds; fix profile updating.
10921 (pass_complete_unroll::execute): Initialize peeled_loops.
10923 2016-05-30 Martin Liska <mliska@suse.cz>
10925 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
10926 computed costs by frequency of BB they belong to.
10927 (get_scaled_computation_cost_at): New function.
10929 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
10930 Marc Glisse <marc.glisse@inria.fr>
10932 PR tree-optimization/71289
10933 * match.pd (-1 / B < A, A > -1 / B): New transformations.
10935 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10937 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
10939 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10941 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
10942 for peeled copies; avoid underflow when updating estimates; correctly
10943 scale loop profile.
10945 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10947 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
10948 r236875. Corrected oe3 to oe2 as obvious.
10950 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10952 PR middle-end/71269
10953 PR middle-end/71252
10954 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
10955 that inserted stmt will not dominate stmts that defines its operand.
10956 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
10957 (rewrite_expr_tree_parallel): Likewise.
10959 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10961 PR middle-end/71252
10962 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
10963 all fields including stmt_to_insert are swapped.
10965 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10967 * predict.h (force_edge_cold): Declare.
10968 * predict.c (force_edge_cold): New function.
10969 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
10971 (canonicalize_loop_induction_variables): Fix formating.
10973 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
10975 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
10976 (visium_expand_copysign): Use gen_int_mode directly.
10977 (visium_compute_frame_size): Minor tweaks.
10979 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10981 * tree-vect-loop.c (vect_analyze_loop_2): Use
10982 likely_max_stmt_executions_int.
10984 2016-05-30 Tom de Vries <tom@codesourcery.com>
10986 PR tree-optimization/69067
10987 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
10989 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
10992 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
10993 New peepholes to remove unneeded fild/fistp pairs.
10994 (define_peephole2 atomic_loaddi_fpu): Ditto.
10996 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10998 * predict.c (maybe_hot_frequency_p): Avoid division.
11000 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11002 * doc/install.texi: Use https for shop.fsf.org.
11004 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11006 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11007 likely_max_stmt_executions_int.
11009 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11011 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11012 likely_max_stmt_executions_int.
11014 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11016 * profile.c (compute_branch_probabilities): Do not report hitrates
11018 (branch_prob): Report hitrates here.
11019 * predict.c (gimple_predict_edge): Do not assert profile status;
11020 fix formatting issues.
11022 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11024 * predict.c (edge_predicted_by_p): New function.
11025 (predict_paths_for_bb): Do not put multiple predictions of the same type
11028 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11030 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11033 2016-05-28 Alan Modra <amodra@gmail.com>
11035 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11037 2016-05-28 Alan Modra <amodra@gmail.com>
11039 PR rtl-optimization/71275
11040 * ira.c (ira): Free dominance info.
11042 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11044 * doc/sourcebuild.texi: New address for upstream Go repository.
11046 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11048 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11049 (TARGET_ARM_V7M): Likewise.
11051 2016-05-26 Jeff Law <law@redhat.com>
11053 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11054 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11055 * passes.def: Add jump threading passes before DOM/VRP.
11056 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11057 argument to a basic block from an edge. Remove tests which are
11059 (pass_data_thread_jumps, class pass_thread_jumps): New.
11060 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11061 (make_pass_thread_jumps): Likewise.
11062 * tree-pass.h (make_pass_thread_jumps): Declare.
11064 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11066 * config/visium/visium-protos.h (split_double_move): Rename into...
11067 (visium_split_double_move): ...this.
11068 (visium_split_double_add): Declare.
11069 * config/visium/visium.c (split_double_move): Rename into...
11070 (visium_split_double_move): ...this.
11071 (visium_split_double_add): New function.
11072 (visium_expand_copysign): Renumber operands for consistency.
11073 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11074 (DFmode move splitter): Likewise.
11075 (*addi3_insn): Split by means of visium_split_double_add.
11076 (*adddi3_insn_flags): Delete.
11077 (*plus_plus_sltu<subst_arith>): New insn.
11078 (*subdi3_insn): Split by means of visium_split_double_add.
11079 (subdi3_insn_flags): Delete.
11080 (*minus_minus_sltu<subst_arith>): New insn.
11081 (*negdi2_insn): Split by means of visium_split_double_add.
11082 (*negdi2_insn_flags): Delete.
11084 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11086 * configure.ac: Treat a --with-headers option without argument
11087 the same as the default (i.e. consult sys-include directory).
11088 * configure: Regenerate.
11090 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11092 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11093 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11095 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11096 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11098 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11101 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11102 tree-stdarg analysis results.
11103 (aarch64_setup_incoming_varargs): Likewise.
11105 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11107 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11108 va_list_gpr_counter_field and va_list_fpr_counter_field.
11110 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11113 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11114 * config/aarch64/aarch64.c
11115 (aarch64_cannot_change_mode_class): Remove function.
11116 * config/aarch64/aarch64-protos.h
11117 (aarch64_cannot_change_mode_class): Remove.
11119 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11121 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11122 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11123 get_likely_max_loop_iterations_int): New.
11124 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11125 any_likely_upper_bound.
11126 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11128 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11129 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11131 (unroll_loop_constant_iterations): Likewise.
11132 (unroll_loop_runtime_iterations): Likewise.
11133 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11134 * lto-streamer-out.c (output_cfg): Likewise.
11135 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11137 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11138 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11139 (likely_max_loop_iterations): New.
11140 (likely_max_loop_iterations_int): New.
11141 (likely_max_stmt_executions): New.
11142 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11143 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11144 likely_max_stmt_executions): Declare.
11146 2016-05-27 Marek Polacek <polacek@redhat.com>
11148 PR middle-end/71308
11149 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11151 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11153 * config/s390/s390.md (2x risbg splitters): Use
11154 reg_overlap_mentioned_p instead of rtx_equal_p.
11156 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11158 * combine.c (make_compound_operation): Take known zero bits into
11159 account when checking for possible zero_extend.
11161 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11163 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11164 Use const_int_operand for operand 2 predicate. Simplify expand code
11167 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11169 PR middle-end/71279
11170 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11173 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11175 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11176 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11177 that returns CC_SESWPmode and CC_ZESWPmode.
11178 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11180 (aarch64_rtx_costs): Likewise.
11182 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11184 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11185 for ISA 3.0 min/max support.
11186 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11187 conditional move support.
11188 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11189 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11191 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11192 conditional moves where the comparison type is different from move
11194 (fp_minmax): New code iterator for smin/smax.
11195 (minmax): New code attributes for min/max.
11196 (SMINMAX): Likewise.
11197 (smax<mode>3): Combine min, max insns into one insn using the
11198 fp_minmax code iterator. Add support for ISA 3.0 min/max
11199 instructions that don't need -ffast-math.
11200 (s<minmax><mode>3): Likewise.
11201 (smax<mode>3_vsx): Likewise.
11202 (smin<mode>3): Likewise.
11203 (s<minmax><mode>3_vsx): Likewise.
11204 (smin<mode>3_vsx): Likewise.
11205 (pre-VSX min/max splitters): Likewise.
11206 (s<minmax><mode>3_fpr): Likewise.
11207 (movsfcc): Rewrite floating point conditional moves to combine
11208 SFmode/DFmode into a single insn.
11209 (mov<mode>cc): Likewise.
11210 (movdfcc): Likewise.
11211 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11212 SFDF2 iterators to handle all combinations.
11213 (fseldfsf4): Likewise.
11214 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11215 (fseldfdf4): Likewise.
11216 (fselsfdf4): Likewise.
11217 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11218 comparison instructions that set a 0/-1 mask, and use it for
11219 floating point conditional move via XXSEL.
11220 (fpmask<mode>): Likewise.
11221 (xxsel<mode>): Likewise.
11222 * config/rs6000/predicates.md (min_max_operator): Delete, no
11224 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11225 instructions that generate a 0/-1 mask for use with XXSEL.
11226 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11227 say whether floating point min/max is available, either through
11228 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11229 (TARGET_MINMAX_DF): Likewise.
11231 2016-05-27 Alan Modra <amodra@gmail.com>
11233 PR rtl-optimization/71275
11234 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11235 for update_equiv_regs and combine_and_move_insns.
11237 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11239 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11240 if_then_else or cond RTXes to calculate attribute value.
11241 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11242 <attr "length_immediate>: Ditto.
11243 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11244 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11245 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11246 <attr "type">: Ditto.
11247 <attr "prefix_data16">: Ditto.
11248 <attr "prefix_extra">: Ditto.
11249 <attr "length_immediate">: Ditto.
11250 <attr "prefix">: Ditto.
11251 (vec_set<mode>_0) <attr "isa">: Ditto.
11252 <attr "prefix_extra">: Ditto.
11253 <attr "length_immediate">: Ditto.
11254 <attr "prefix">: Ditto.
11255 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11256 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11257 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11258 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11259 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11260 <attr "length_immediate">: Ditto.
11261 <attr "prefix">: Ditto.
11262 (sse2_movsd) <attr "length_immediate">: Ditto.
11263 <attr "prefix">: Ditto.
11264 (vec_concatv2df) <attr "isa">: Ditto.
11265 <attr "prefix">: Ditto.
11266 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11267 (*vec_extractv2di_1) <attr "isa">: Ditto.
11268 <attr "type">: Ditto.
11269 <attr "length_immediate">: Ditto.
11270 <attr "prefix_rex">: Ditto.
11271 <attr "prefix_extra">: Ditto.
11272 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11273 <attr "prefix_extra">: Ditto.
11274 <attr "length_immediate">: Ditto.
11275 (vec_concatv2di) <attr "isa">: Ditto.
11276 <attr "prefix_extra">: Ditto.
11277 <attr "length_immediate">: Ditto.
11278 <attr "prefix">: Ditto.
11280 2016-05-26 Martin Liska <mliska@suse.cz>
11282 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11284 (operator+): Likewise.
11285 (operator-): Likewise.
11286 (comp_cost::operator+=): Likewise.
11287 (comp_cost::operator-=): Likewise.
11288 (comp_cost::operator/=): Likewise.
11289 (comp_cost::operator*=): Likewise.
11290 (operator<): Likewise.
11291 (operator==): Likewise.
11292 (operator<=): Likewise.
11293 (new_cost): Remove.
11294 (infinite_cost_p): Likewise.
11295 (add_costs): Likewise.
11296 (sub_costs): Likewise.
11297 (compare_costs): Likewise.
11298 (set_group_iv_cost): Use the newly introduced functions.
11299 (get_address_cost): Likewise.
11300 (get_shiftadd_cost): Likewise.
11301 (force_expr_to_var_cost): Likewise.
11302 (split_address_cost): Likewise.
11303 (ptr_difference_cost): Likewise.
11304 (difference_cost): Likewise.
11305 (get_computation_cost_at): Likewise.
11306 (determine_group_iv_cost_generic): Likewise.
11307 (determine_group_iv_cost_address): Likewise.
11308 (determine_group_iv_cost_cond): Likewise.
11309 (autoinc_possible_for_pair): Likewise.
11310 (determine_group_iv_costs): Likewise.
11311 (cheaper_cost_pair): Likewise.
11312 (iv_ca_recount_cost): Likewise.
11313 (iv_ca_set_no_cp): Likewise.
11314 (iv_ca_set_cp): Likewise.
11315 (iv_ca_cost): Likewise.
11316 (iv_ca_new): Likewise.
11317 (iv_ca_dump): Likewise.
11318 (iv_ca_narrow): Likewise.
11319 (iv_ca_prune): Likewise.
11320 (iv_ca_replace): Likewise.
11321 (try_add_cand_for): Likewise.
11322 (try_improve_iv_set): Likewise.
11323 (find_optimal_iv_set): Likewise.
11325 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11327 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11328 that internal functions will clobber all caller-saved registers.
11330 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11332 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11333 Return a better case_values_threshold when optimizing.
11335 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11337 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11338 Add ? to integer variant.
11339 (aarch64_combinez_be): Likewise.
11341 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11343 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11344 instead of x constraint.
11345 (vcvtps2ph256<mask_name>): Likewise.
11347 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11348 alternative. Formatting fix.
11350 * config/i386/sse.md
11351 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11353 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11354 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11355 maybe_evex prefix instead of vex.
11356 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11357 EXT_REX_SSE_REG_P (op0) case in the splitter.
11359 2016-05-25 Jeff Law <law@redhat.com>
11361 PR tree-optimization/71272
11362 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11363 Update comments. Add test for empty path.
11365 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11367 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11368 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11369 special case builtin.
11370 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11371 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11372 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11373 for __builtin_vec_cmpne.
11375 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11377 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11378 redundant test and bail out if the type of the new operand is not
11379 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11381 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11383 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11384 (x_ix86_target_flags_explicit): Remove.
11385 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11386 x_ix86_target_flags_explicit.
11387 (ix86_function_specific_restore): Ditto.
11389 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11390 H.J. Lu <hongjiu.lu@intel.com>
11393 * common/config/i386/i386-common.c
11394 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11395 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11396 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11397 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11398 (-mgeneral-regs-only): Add new option.
11399 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11400 x87 instructions if only general registers are allowed.
11401 (ix86_target_string): Add ix86_flags argument. Handle additional
11402 flags options through ix86_flags argument. Update all callers.
11403 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11405 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11407 PR rtl-optimization/66940
11408 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11409 decrementing desired_val will not overflow before performing these
11412 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11414 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11415 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11416 * config/i386/i386.c (enum ix86_builtins): Add
11417 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11418 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11419 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11420 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11421 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11422 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11423 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11424 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11425 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11426 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11427 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11428 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11429 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11430 __builtin_ia32_cvtps2dq512_mask.
11431 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11432 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11433 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11434 * config/i386/sse.md
11435 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
11437 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
11438 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
11440 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
11441 (avx512f_vec_pack_sfix_v8df): New define_expand.
11442 (avx512f_roundpd512): Rename to ...
11443 (avx512f_round<castmode>512): ... this. Change iterator.
11444 (avx512f_roundps512_sfix): New define_expand.
11445 (round<mode>2_sfix): Change iterator.
11447 2016-05-25 Nick Clifton <nickc@redhat.com>
11449 * config/msp430/msp430.c (msp430_attr): Produce an error if a
11450 static interrupt handler is detected.
11451 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
11452 default linker script.
11453 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
11454 the low part of a symbolic pointer.
11456 2016-05-25 Richard Biener <rguenther@suse.de>
11458 PR tree-optimization/71261
11459 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
11460 interesting stmt instead of immediate uses when looking
11461 for the use operand to replace.
11463 2016-05-25 Martin Liska <mliska@suse.cz>
11465 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
11467 2016-05-25 Richard Biener <rguenther@suse.de>
11469 PR tree-optimization/71264
11470 * tree-vect-stmts.c (vect_init_vector): Properly deal with
11473 2016-05-25 Martin Liska <mliska@suse.cz>
11475 PR tree-optimization/71239
11476 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
11477 if DECL_SIZE is NULL.
11479 2016-05-25 Richard Biener <rguenther@suse.de>
11481 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
11482 * tree-if-conv.c (pass_data_if_conversion): Use it.
11484 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11486 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
11487 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
11488 * varpool.c (varpool_node::get_availability): Likewise.
11490 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11492 * config/rs6000/altivec.md (VNEG iterator): New iterator for
11493 VNEGW/VNEGD instructions.
11494 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
11495 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
11496 support for ISA 3.0 VNEGW/VNEGD instructions.
11498 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
11500 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
11501 pointers inside OACC_DATA regions.
11502 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
11503 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
11504 (gimplify_adjust_omp_clauses): Fix typo in comment.
11506 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11508 * config/rs6000/altivec.md (VParity): New mode iterator for vector
11509 parity built-in functions.
11510 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
11512 (p9v_parity<mode>2): Likewise.
11513 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
11515 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
11516 (parity<mode>2): ISA 3.0 expander for vector parity.
11517 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
11519 (BU_P9_64BIT_MISC_0): Likewise.
11520 (BU_P9_MISC_0): Likewise.
11521 (BU_P9V_AV_1): Likewise.
11522 (BU_P9V_AV_2): Likewise.
11523 (BU_P9V_AV_3): Likewise.
11524 (BU_P9V_AV_P): Likewise.
11525 (BU_P9V_VSX_1): Likewise.
11526 (BU_P9V_OVERLOAD_1): Likewise.
11527 (BU_P9V_OVERLOAD_2): Likewise.
11528 (BU_P9V_OVERLOAD_3): Likewise.
11529 (VCTZB): Add vector count trailing zeros support.
11533 (VPRTYBD): Add vector parity support.
11534 (VPRTYBQ): Likewise.
11535 (VPRTYBW): Likewise.
11536 (VCTZ): Add overloaded vector count trailing zeros support.
11537 (VPRTYB): Add overloaded vector parity support.
11538 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11539 overloaded vector count trailing zeros and parity instructions.
11540 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
11541 vector parity support.
11542 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
11543 trailing zeros support.
11544 (vec_cntlz): Likewise.
11545 (vec_vctzb): Likewise.
11546 (vec_vctzd): Likewise.
11547 (vec_vctzh): Likewise.
11548 (vec_vctzw): Likewise.
11549 (vec_vprtyb): Add ISA 3.0 vector parity support.
11550 (vec_vprtybd): Likewise.
11551 (vec_vprtybw): Likewise.
11552 (vec_vprtybq): Likewise.
11553 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11554 the ISA 3.0 vector count trailing zeros and vector parity built-in
11557 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11559 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
11560 when there is stmt_to_insert.
11562 2016-05-24 Martin Sebor <msebor@redhat.com>
11565 * tree.h (complete_or_array_type_p): New inline function.
11567 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11569 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
11570 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
11571 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
11573 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
11574 Limit 1st alternative to noavx isa, split 2nd alternative into one
11575 noavx and one avx alternative, use *x and Bm in the former and
11576 x and m in the latter.
11578 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
11579 of sse4 for the first alternative, drop %v from the template
11580 and d operand modifier. Split second alternative into one sse4_noavx
11581 and one avx alternative, use *x instead of *v in the former and v
11582 instead of *v in the latter.
11583 (*sse4_1_extractps): Use noavx isa instead of * for the first
11584 alternative, drop %v from the template. Split second alternative into
11585 one noavx and one avx alternative, use *x instead of *v in the
11586 former and v instead of *v in the latter.
11587 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
11588 with noavx and the last one with avx.
11589 (sse4_1_phminposuw): Guard first alternative with noavx isa,
11590 split the second one into one noavx and one avx alternative,
11591 use *x and Bm in the former and x and m in the latter one.
11592 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
11595 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
11596 first two alternatives to noavx, use *x instead of *v in the second
11597 one, add avx alternative without *.
11598 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
11599 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
11600 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
11602 2016-05-24 Jeff Law <law@redhat.com>
11604 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
11605 New function, extracted from...
11606 (fsm_find_control_statement_thread_paths): Here. Use the new function.
11607 Allow simple copies and constant initializations in the SSA chain.
11609 2016-05-24 Marek Polacek <polacek@redhat.com>
11612 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
11615 2016-05-24 Jakub Jelinek <jakub@redhat.com>
11618 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
11619 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
11620 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
11621 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
11622 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
11624 2016-05-24 Richard Biener <rguenther@suse.de>
11626 PR tree-optimization/71240
11627 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
11630 2016-05-24 Richard Biener <rguenther@suse.de>
11632 PR tree-optimization/71230
11633 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
11635 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11637 * tree-vectorizer.h (vectorizable_comparison): Delete.
11638 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
11639 PURE_SLP_STMT check.
11640 * tree-vect-stmts.c (vectorizable_call): Likewise.
11641 (vectorizable_simd_clone_call): Likewise.
11642 (vectorizable_conversion): Likewise.
11643 (vectorizable_assignment): Likewise.
11644 (vectorizable_shift): Likewise.
11645 (vectorizable_operation): Likewise.
11646 (vectorizable_load): Likewise.
11647 (vectorizable_condition): Likewise.
11648 (vectorizable_store): Likewise. Assert that we don't have
11650 (vectorizable_comparison): Make static. Remove redundant
11651 PURE_SLP_STMT check.
11652 (vect_transform_stmt): Assert that we always have an slp_node
11655 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11657 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
11658 operands[2] against 1 with comparison against CONST1_RTX.
11659 (<shift>di3_neon): Likewise.
11660 * config/arm/predicates.md (const0_operand): Replace with comparison
11661 against CONST0_RTX.
11663 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11665 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
11666 operands[2] against 1 with comparison against CONST1_RTX.
11667 (ashrdi3): Likewise.
11668 (lshrdi3): Likewise.
11669 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
11671 (ashrsi3): Likewise.
11672 (lshrsi3): Likewise.
11673 (rotrsi3): Likewise.
11674 (define_split above *compareqi_eq0): Likewise.
11675 (define_split above "prologue"): Likewise.
11676 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
11677 * config/arm/predicates.md (shift_operator): Likewise.
11678 (shift_nomul_operator): Likewise.
11679 (sat_shift_operator): Likewise.
11680 (thumb1_cmp_operand): Likewise.
11681 (const_neon_scalar_shift_amount_operand): Replace manual range
11682 check with IN_RANGE.
11683 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
11684 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
11686 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11688 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
11689 with HOST_WIDE_INT_1.
11691 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
11692 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
11693 (arm_canonicalize_comparison): Likewise.
11694 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
11696 (thumb1_size_rtx_costs): Likewise.
11697 (vfp_const_double_index): Replace cast of 1 to unsigned
11698 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11699 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
11701 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
11702 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11703 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
11704 HOST_WIDE_INT with HOST_WIDE_INT_1.
11706 2016-05-24 Marek Polacek <polacek@redhat.com>
11708 * tree-cfg.h (should_remove_lhs_p): New predicate.
11709 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
11710 * gimplify.c (gimplify_modify_expr): Likewise.
11711 * tree-cfg.c (verify_gimple_call): Likewise.
11712 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
11713 * gimple-fold.c: Include "tree-cfg.h".
11714 (gimple_fold_call): Use should_remove_lhs_p.
11716 2016-05-24 Richard Biener <rguenther@suse.de>
11718 PR tree-optimization/71253
11719 * cfganal.h (control_dependences): Make robust against edge
11721 (control_dependences::control_dependences): Remove edge_list argument.
11722 (control_dependences::get_edge): Remove.
11723 (control_dependences::get_edge_src): Add.
11724 (control_dependences::get_edge_dest): Likewise.
11725 (control_dependences::m_el): Make a vector of edge src/dest index.
11726 * cfganal.c (control_dependences::find_control_dependence): Adjust.
11727 (control_dependences::control_dependences): Likewise.
11728 (control_dependences::~control_dependence): Likewise.
11729 (control_dependences::get_edge): Remove.
11730 (control_dependences::get_edge_src): Add.
11731 (control_dependences::get_edge_dest): Likewise.
11732 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
11734 (perform_tree_ssa_dce): Adjust.
11735 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
11737 (pass_loop_distribution::execute): Adjust. Do loop destroying
11738 conditional on changed.
11740 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11743 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
11744 return. Reindent transformation comment and mention the ARM state
11747 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11749 PR middle-end/71252
11750 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
11751 after build_and_add_sum creates new use stmt.
11753 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11755 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
11756 load_lanes/grouped_load classification comes first. Don't check
11757 whether the vectorization factor is a multiple of the group size
11760 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11762 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
11763 GROUP_GAP for single-element interleaving.
11764 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
11767 2016-05-24 Richard Biener <rguenther@suse.de>
11769 PR middle-end/70434
11771 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
11772 bases which are accessed with non-invariant indices.
11773 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
11774 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
11776 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11778 PR middle-end/71170
11779 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
11780 (add_to_ops_vec): Add stmt_to_insert.
11781 (add_repeat_to_ops_vec): Init stmt_to_insert.
11782 (insert_stmt_before_use): New.
11783 (transform_add_to_multiply): Remove mult_stmt insertion and add it
11785 (get_ops): Init stmt_to_insert.
11786 (maybe_optimize_range_tests): Likewise.
11787 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
11788 (rewrite_expr_tree_parallel): Likewise.
11789 (reassociate_bb): Likewise.
11791 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11794 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
11795 ISA 3.0 xxperm fusion alternative.
11796 (altivec_vperm_v8hiv16qi): Likewise.
11797 (altivec_vperm_<mode>_uns_internal): Likewise.
11798 (vperm_v8hiv4si): Likewise.
11799 (vperm_v16qiv8hi): Likewise.
11801 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11802 Kelvin Nilsen <kelvin@gcc.gnu.org>
11804 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
11805 vpermr/xxpermr on ISA 3.0.
11806 (altivec_expand_vec_perm_le): Likewise.
11807 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
11808 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
11811 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
11813 * config/i386/i386.h (IS_STACK_MODE): Enable for
11814 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
11815 SSE_FLOAT_MODE_P macros.
11816 * config/i386/i386.c (ix86_preferred_reload_class): Use
11817 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
11818 Cleanup regclass processing for CONST_DOUBLE_P.
11819 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
11820 (ix86_rtx_costs): Remove redundant TARGET_80387 check
11821 with IS_STACK_MODE macro.
11822 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
11824 (*movdf_internal): Use IS_STACK_MODE macro.
11825 (*movsf_internal): Ditto.
11827 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
11829 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
11830 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
11832 2016-05-23 Jeff Law <law@redhat.com>
11834 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
11836 (fsm_find_control_statement_thread_paths): Call it.
11838 2016-05-23 Martin Jambor <mjambor@suse.cz>
11841 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
11842 from_global_constant if t is not NULL.
11844 2016-05-23 Marek Polacek <polacek@redhat.com>
11847 * common.opt (Wswitch-unreachable): New option.
11848 * doc/invoke.texi: Document -Wswitch-unreachable.
11849 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
11852 2016-05-23 Bin Cheng <bin.cheng@arm.com>
11854 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
11855 TMR_INDEX is non-NULL.
11857 2016-05-23 Richard Biener <rguenther@suse.de>
11859 PR tree-optimization/71230
11860 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
11861 (try_special_add_to_ops): ... here. Always test for single-use.
11863 2016-05-23 Martin Jambor <mjambor@suse.cz>
11865 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
11866 default block if a PHI node in the original one would be resized.
11868 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11870 PR tree-optimization/58135
11871 * tree-vect-slp.c: When group size is not multiple
11872 of vector size, allow splitting of store group at
11875 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
11877 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
11879 2016-05-22 Jakub Jelinek <jakub@redhat.com>
11881 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11882 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
11883 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
11886 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
11887 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
11888 v constraint instead of x and vinserti32x4 insn.
11890 * config/i386/sse.md (i128vldq): New mode iterator.
11891 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
11892 avx512dq and avx512vl alternatives.
11894 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
11895 constraint, use maybe_evex prefix instead of vex.
11896 (vec_dupv4sf): Use v constraint instead of x for output
11897 operand except for noavx alternative, use Yv constraint
11898 instead of x for input. Use maybe_evex prefix instead of vex.
11899 (*vec_dupv4si): Likewise.
11900 (*vec_dupv2di): Likewise.
11902 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11904 PR middle-end/40921
11905 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
11906 (linearize_expr_tree): Call try_special_add_to_ops.
11907 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
11909 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11911 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
11912 to computed stack_usage.
11914 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11917 * config/avr/avr.md (define_expand "mov<mode>"): If the source
11918 operand is subreg (symbol_ref) then move the symbol ref to register.
11920 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
11922 * tree.c (array_at_struct_end_p): Look through MEM_REF.
11924 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11926 PR middle-end/71179
11927 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
11930 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11932 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
11933 ranges by calling get_single_symbol and tidy up. Look more closely
11934 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
11936 2016-05-20 Jeff Law <law@redhat.com>
11938 * bitmap.c (bitmap_find_bit): Remove useless test.
11940 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
11942 * function.c (thread_prologue_and_epilogue_insns): Commit the
11943 insertion of the epilogue.
11945 2016-05-20 Martin Jambor <mjambor@suse.cz>
11947 PR tree-optimization/70884
11948 * tree-sra.c (initialize_constant_pool_replacements): Do not check
11949 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
11950 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
11951 of constant pool data as a reason for scalarization.
11953 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11955 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
11956 for naked functions.
11957 (thumb1_expand_prologue): Likewise.
11959 2016-05-20 Nathan Sidwell <nathan@acm.org>
11961 * config/nvptx/nptx.c (nvptx_option_override): Only set
11962 flag_toplevel_reorder, if not explicitly specified. Set
11963 flag_no_common, unless explicitly specified.
11965 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11967 * calls.c (can_implement_as_sibling_call_p): Mark param
11968 reg_parm_stack_space with ATTRIBUTE_UNUSED.
11970 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
11972 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
11973 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
11974 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
11976 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
11977 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
11978 and CASE_CONST_ANY.
11980 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
11982 * config/nvptx/nvptx.md (sincossf3): New pattern.
11984 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11986 * calls.c (maybe_complain_about_tail_call): New function.
11987 (initialize_argument_information): Call
11988 maybe_complain_about_tail_call when clearing *may_tailcall.
11989 (can_implement_as_sibling_call_p): Call
11990 maybe_complain_about_tail_call when returning false.
11991 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
11992 ensure try_tail_call is set. Call maybe_complain_about_tail_call
11993 if tail-call optimization fails.
11994 * cfgexpand.c (expand_call_stmt): Initialize
11995 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
11996 * gimple-pretty-print.c (dump_gimple_call): Dump
11997 gimple_call_must_tail_p.
11998 * gimple.c (gimple_build_call_from_tree): Call
11999 gimple_call_set_must_tail with the value of
12000 CALL_EXPR_MUST_TAIL_CALL.
12001 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12002 (gimple_call_set_must_tail): New function.
12003 (gimple_call_must_tail_p): New function.
12004 * print-tree.c (print_node): Update printing of TREE_STATIC
12005 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12006 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12007 trailing comment listing applicable flags.
12008 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12010 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12012 * calls.c (expand_call): Move "Rest of purposes for tail call
12013 optimizations to fail" to...
12014 (can_implement_as_sibling_call_p): ...this new function, and
12015 split into multiple "if" statements.
12017 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12019 * cfgloop.h (expected_loop_iterations_unbounded,
12020 expected_loop_iterations): Unconstify.
12021 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12022 profile with known upper bound; return 3 when profile is absent.
12023 (expected_loop_iterations): Update.
12025 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12027 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12028 and get_max_loop_iterations_int.
12030 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12032 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12033 realistic upper bounds here.
12035 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12038 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12039 calls if the LHS is variable length or has addressable type.
12040 If targets[0]->decl is a noreturn call with void return type and
12041 zero arguments, adjust fntype and remove lhs in that case.
12043 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12045 PR tree-optimization/71079
12046 PR tree-optimization/71206
12047 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12049 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12051 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12052 (get_vec_alignment_for_array_decl): Likewise.
12053 (get_vec_alignment_for_record_decl): Likewise.
12054 (increase_alignment::execute): Move code to find alignment to
12055 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12056 (type_align_map): New hash_map.
12058 2016-05-20 Richard Guenther <rguenther@suse.de>
12060 PR tree-optimization/29756
12061 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12062 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12063 * fold-const.c (operand_equal_p): Likewise.
12064 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12065 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12066 * tree-inline.c (estimate_operator_cost): Likewise.
12067 * tree-pretty-print.c (dump_generic_node): Likewise.
12068 * tree-ssa-operands.c (get_expr_operands): Likewise.
12069 * cfgexpand.c (expand_debug_expr): Likewise.
12070 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12071 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12072 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12073 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12074 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12075 (execute_update_addresses_taken): Do it.
12077 2016-05-20 Richard Biener <rguenther@suse.de>
12079 PR tree-optimization/71185
12080 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12081 register operations.
12083 2016-05-20 Richard Biener <rguenther@suse.de>
12085 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12086 gimple_seq_add_seq_without_update.
12087 (release_bb_predicate): Assert we have no operands to free.
12088 (if_convertible_loop_p_1): Calculate post dominators later.
12089 Do not free BB predicates here.
12090 (combine_blocks): Do not recompute BB predicates.
12091 (version_loop_for_if_conversion): Save BB predicates around
12094 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12096 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12097 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12098 code. Ignore sibcalls on EDGE_IGNORE edges.
12099 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12100 on edges for sibcalls that run without prologue. The rest of the
12101 function is combined from...
12102 (fix_fake_fallthrough_edge): ... this, and ...
12103 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12104 function argument, make it a local variable.
12106 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12108 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12109 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12110 for 32-bit mode and SEH for 64-bit.
12111 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12112 TARGET_64BIT_DEFAULT.
12114 2016-05-19 Ryan Burn <contact@rnburn.com>
12116 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12117 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12119 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12121 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12122 force pending loads from memory.
12124 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12126 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12127 (UNSPEC_DARN_32): New unspec constant.
12128 (UNSPEC_DARN_RAW): New unspec constant.
12129 (darn_32): New instruction.
12130 (darn_raw): New instruction.
12131 (darn): New instruction.
12132 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12133 support and documentation for this macro.
12134 (BU_P9_MISC_1): New macro definition.
12135 (BU_P9_64BIT_MISC_0): New macro definition.
12136 (BU_P9_MISC_0): New macro definition.
12137 (darn_32): New builtin definition.
12138 (darn_raw): New builtin definition.
12139 (darn): New builtin definition.
12140 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12141 RS6000_BUILTIN_0 directives to surround each occurrence of
12142 #include "rs6000-builtin.def".
12143 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12144 RS6000_BTM_64BIT flags to the returned mask, depending on
12146 (def_builtin): Correct an error in the assignments made to the
12147 debugging variable attr_string.
12148 (rs6000_expand_builtin): Add support for no-operand built-in
12150 (builtin_function_type): Remove fatal_error assertion that is no
12152 (rs6000_common_init_builtins): Add support for no-operand built-in
12154 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12156 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12158 (RS6000_BTM_64BIT): New macro definition.
12159 * doc/extend.texi: Document __builtin_darn (void),
12160 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12163 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12165 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12166 max_loop_iterations_int.
12168 2016-05-19 Marek Polacek <polacek@redhat.com>
12170 PR tree-optimization/71031
12171 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12172 condition and adjust the code a bit.
12174 2016-05-19 Martin Liska <mliska@suse.cz>
12176 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12177 auto_vec instead of vec.
12179 2016-05-19 Martin Liska <mliska@suse.cz>
12181 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12183 2016-05-19 Martin Liska <mliska@suse.cz>
12185 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12187 2016-05-19 Martin Liska <mliska@suse.cz>
12189 * ipa-pure-const.c (set_function_state): Remove an existing
12191 (remove_node_data): Do not free it as it's released
12192 in set_function_state.
12194 2016-05-19 Martin Liska <mliska@suse.cz>
12196 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12199 2016-05-19 Martin Liska <mliska@suse.cz>
12201 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12203 2016-05-19 Martin Liska <mliska@suse.cz>
12205 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12206 an auto_vec instead of re-creating it.
12208 2016-05-19 Martin Liska <mliska@suse.cz>
12210 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12211 auto_vec instead of vec.
12213 2016-05-19 Martin Liska <mliska@suse.cz>
12215 * lto-section-in.c (lto_get_section_data): Call
12216 lto_check_version with additional argument.
12217 * lto-streamer.c (lto_check_version): Add new argument.
12218 * lto-streamer.h (lto_check_version): Likewise.
12220 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12222 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12223 Don't add cost of inner memory when handling sign-extended loads.
12225 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12227 PR rtl-optimization/71148
12228 * cse.c (cse_main): Free dominance info.
12229 (rest_of_handle_cse): Don't free dominance info.
12230 (rest_of_handle_cse2): Likewise.
12231 (rest_of_handle_cse_after_global_opts): Likewise.
12233 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12236 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12237 NULL_TREE early if NEON is not available. Remove now redundant check
12238 in ARM_CHECK_BUILTIN_MODE.
12240 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12243 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12244 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12245 * doc/cpp.texi: Document new macros.
12247 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12249 PR tree-optimization/69848
12250 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12251 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12253 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12255 * function.c (thread_prologue_and_epilogue_insn): Move the
12256 "goto epilogue_done" one block later.
12258 2016-05-19 Richard Biener <rguenther@suse.de>
12260 PR tree-optimization/70729
12261 * passes.def: Move LIM pass before PRE. Remove no longer
12262 required copyprop and move first DCE out of the loop pipeline.
12264 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12267 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12268 (OBJS-libcommon-target): ...here.
12269 * opts-common.c: Include spellcheck.h.
12270 (cmdline_handle_error): Build a vec of valid options and use it
12271 to suggest provide hints for misspelled arguments.
12273 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12276 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12277 lhs if it has TREE_ADDRESSABLE type.
12279 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12282 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12283 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12285 2016-05-18 Martin Jambor <mjambor@suse.cz>
12288 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12289 input for NOP_EXPR pass-through functions.
12290 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12291 aggregate global constant VAR_DECLs in constant jump functions.
12293 2016-05-18 Martin Jambor <mjambor@suse.cz>
12296 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12297 from TREE_READONLY parameters.
12299 2016-05-18 Martin Jambor <mjambor@suse.cz>
12302 * cgraph.h (cgraph_indirect_call_info): New field
12303 guaranteed_unmodified.
12304 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12305 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12307 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12308 pass the parameter value to ipa_find_agg_cst_for_param.
12309 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12310 guaranteed_unmodified, store AA results there instead of bailing out
12312 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12313 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12314 (find_constructor_constant_at_offset): New function.
12315 (ipa_find_agg_cst_from_init): Likewise.
12316 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12317 static initializers of contants, report back through a new paameter
12318 from_global_constant if that was the case.
12319 (try_make_edge_direct_simple_call): Also pass parameter value to
12320 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12322 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12323 (ipa_read_indirect_edge_info): Likewise.
12324 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12325 (ipa_load_from_parm_agg): Likewise.
12327 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12329 PR rtl-optimization/71150
12330 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12333 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12336 * config/rs6000/constraints.md (wE constraint): New constraint
12337 for a vector constant that can be loaded with XXSPLTIB.
12338 (wM constraint): New constraint for a vector constant of a 1's.
12339 (wS constraint): New constraint for a vector constant that can be
12340 loaded with XXSPLTIB and a vector sign extend instruction.
12341 * config/rs6000/predicates.md (xxspltib_constant_split): New
12342 predicates for wE/wS constraints.
12343 (xxspltib_constant_nosplit): Likewise.
12344 (easy_vector_constant): Add support for constants that can be
12345 loaded via XXSPLTIB.
12346 (all_ones_constant): New predicate for vector constant with all
12348 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12349 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12350 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12351 instruction and possibly with a sign extension.
12352 (output_vec_const_move): Add support for XXSPLTIB. If we are
12353 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12354 instead of XXLXOR/XXLORC.
12355 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12357 (rs6000_legitimize_reload_address): Likewise.
12358 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12360 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12361 combine VSX_M and VSX_M2 into one iterator.
12362 (VSX_M2): Likewise.
12363 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12364 (VSINT_842): Likewise.
12365 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12366 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12367 XXSPLTIB instruction.
12368 (xxspltib_<mode>_nosplit): Likewise.
12369 (xxspltib_<mode>_split): New insn to load up constants with
12370 XXSPLTIB and a sign extend instruction.
12371 (vsx_mov<mode>): Replace single move that handled all vector types
12372 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12373 moves (when -mvsx-timode is in effect) into the main vector
12374 moves. Eliminate separate moves for <VSr> <VSa>, where the
12375 preferred register class (<VSr>) is listed first, and the
12376 secondary register class (<VSa>) is listed second with a '?' to
12377 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12378 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12379 that if the register was involved in a slow operation, the
12380 clear/set operation does not wait for the slow operation to
12381 finish. Adjust the length attributes for 32-bit mode. Use
12382 rs6000_output_move_128bit and drop the use of the string
12383 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12384 spacing so that the alternatives and attributes don't generate
12385 long lines, and put things in columns, so that it is easier to
12386 match up the operands and attributes with the insn alternatives.
12387 (vsx_mov<mode>_64bit): Likewise.
12388 (vsx_mov<mode>_32bit): Likewise.
12389 (vsx_movti_64bit): Fold movti into normal vector moves.
12390 (vsx_movti_32bit): Likewise.
12391 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12392 splat instructions.
12393 (vsx_splat_v4si_internal): Likewise.
12394 (vsx_splat_v4sf_internal): Likewise.
12395 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12396 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12397 extend vector elements.
12398 (vsx_sign_extend_hi_<mode>): Likewise.
12399 (vsx_sign_extend_si_v2di): Likewise.
12400 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12402 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12403 constraints. Add trailing period to wL documentation.
12405 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12407 PR middle-end/71020
12408 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12409 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12410 * tree-call-cdce.c: Include tree-dfa.h.
12411 (can_guard_call_p): New function, extracted from...
12412 (can_use_internal_fn): ...here.
12413 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12415 (shrink_wrap_one_built_in_call): Likewise.
12416 (use_internal_fn): Likewise.
12417 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12418 and return void. Call replace_abnormal_ssa_names.
12419 (pass_call_cdce::execute): Check can_guard_call_p during the
12420 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12421 will always change something.
12423 2016-05-18 Martin Jambor <mjambor@suse.cz>
12426 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12427 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12429 2016-05-18 Martin Jambor <mjambor@suse.cz>
12432 * ipa-inline.h (condition): New field size.
12433 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12434 for comaprison and store it into the new condition.
12435 (evaluate_conditions_for_known_args): Use condition size to check
12436 access sizes for all but CHANGED conditions.
12437 (unmodified_parm_1): New parameter size_p, store access size into it.
12438 (unmodified_parm): Likewise.
12439 (unmodified_parm_or_parm_agg_item): Likewise.
12440 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
12441 (set_cond_stmt_execution_predicate): Extract access sizes and store
12442 them to conditions.
12443 (set_switch_stmt_execution_predicate): Likewise.
12444 (will_be_nonconstant_expr_predicate): Likewise.
12445 (will_be_nonconstant_predicate): Likewise.
12446 (inline_read_section): Stream condition size.
12447 (inline_write_summary): Likewise.
12449 2016-05-18 Richard Biener <rguenther@suse.de>
12451 * tree-ssa-loop-im.c (determine_max_movement): Properly add
12452 condition cost to PHI cost instead of total_cost.
12454 2016-05-18 Martin Liska <mliska@suse.cz>
12457 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
12460 2016-05-18 Richard Biener <rguenther@suse.de>
12462 * lto-streamer.h (LTO_major_version): Bump to 6.
12464 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12466 * function.c (make_split_prologue_seq, make_prologue_seq,
12467 make_epilogue_seq): New functions, factored out from...
12468 (thread_prologue_and_epilogue_insns): Here.
12470 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
12472 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
12473 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
12474 of before. Add a comment.
12476 2016-05-18 Bin Cheng <bin.cheng@arm.com>
12478 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
12479 expression pointer, not pointer to the pointer.
12481 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12483 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
12484 (avx2_pbroadcast<mode>): Add another alternative with v instead
12485 of x constraints in it, using <pbroadcast_evex_isa> isa.
12486 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
12488 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
12489 constraint x instead of v in second alternative, add avx512bw
12492 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
12493 constraint x instead of v in second alternative, add avx512bw
12496 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
12497 constraint x instead of v in second alternative, add avx512bw
12500 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
12501 avx512bw alternative.
12503 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12505 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
12506 array to 128 chars.
12507 (define_insn "*andnottf3"): Ditto.
12508 (define_insn "*<code><mode>3"/any_logic): Ditto.
12509 (define_insn "*<code>tf3"/any_logic): Ditto.
12510 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
12511 operand to block AVX-512VL insn variant emit when it is not enabled.
12513 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
12515 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
12516 constraint fot SF mode.
12518 2016-05-18 Petr Murzin <petr.murzin@intel.com>
12519 Kirill Yukhin <kirill.yukhin@intel.com>
12521 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
12523 (define_insn "rsqrt14<mode>"): Ditto.
12524 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
12525 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
12526 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
12527 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
12528 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
12530 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
12531 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
12532 * config/i386/i386.c (ix86_print_operand): Expand check for size
12533 override codes for Intel syntax.
12535 2016-05-18 Richard Biener <rguenther@suse.de>
12537 PR tree-optimization/71168
12538 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
12539 initialization earlier.
12541 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
12543 * config/aarch64/aarch64-simd.md
12544 (aarch64_reduc_plus_internal<mode>): Rename to...
12545 (reduc_plus_scal): ...This, and remove previous implementation.
12547 2016-05-18 Richard Biener <rguenther@suse.de>
12549 * passes.def: Put late dse and cd_dce in canonical order.
12551 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
12553 * ipa-inline-transform.c (preserve_function_body_p): Look for
12554 first non-thunk clone.
12555 (save_function_body): Save into first non-thunk.
12556 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
12558 (lto_output_node): Inline thunks don't need body in every
12560 * lto-streamer-in.c: Do not fixup thunk clones.
12561 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
12563 * tree-inline.c (copy_bb): Be prepared for target node to be new after
12566 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12568 PR middle-end/63586
12569 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
12570 (reassociate_bb): Call transform_add_to_multiply.
12572 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
12574 * config/aarch64/aarch64.c (all_extensions): Removed unused
12577 2016-05-17 Nathan Sidwell <nathan@acm.org>
12579 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
12580 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
12582 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
12584 PR tree-optimization/54579
12585 PR middle-end/55299
12586 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
12588 2016-05-17 Marek Polacek <polacek@redhat.com>
12591 * tree-inline.c (expand_call_inline): Call
12592 maybe_remove_unused_call_args.
12594 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
12596 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
12597 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
12598 * doc/md.texi (fmin@var{m}3): Likewise.
12600 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12602 * match.pd (X & C): New transformation.
12604 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12606 * match.pd (~X & Y): New transformation.
12608 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
12610 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
12611 information for new SSA_NAME.
12612 (simplify_conversion_using_ranges): Get range through get_range_info
12613 instead of get_value_range.
12615 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12617 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
12618 Remove inline assembly.
12619 (vmvn_s16): Likewise.
12620 (vmvn_s32): Likewise.
12621 (vmvn_u8): Likewise.
12622 (vmvn_u16): Likewise.
12623 (vmvn_u32): Likewise.
12624 (vmvnq_s8): Likewise.
12625 (vmvnq_s16): Likewise.
12626 (vmvnq_s32): Likewise.
12627 (vmvnq_u8): Likewise.
12628 (vmvnq_u16): Likewise.
12629 (vmvnq_u32): Likewise.
12630 (vmvn_p8): Likewise.
12631 (vmvnq_p16): Likewise.
12633 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12635 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
12637 (vmul_n_s16): Likewise.
12638 (vmul_n_s32): Likewise.
12639 (vmul_n_u16): Likewise.
12640 (vmul_n_u32): Likewise.
12641 (vmulq_n_f32): Likewise.
12642 (vmulq_n_f64): Likewise.
12643 (vmulq_n_s16): Likewise.
12644 (vmulq_n_s32): Likewise.
12645 (vmulq_n_u16): Likewise.
12646 (vmulq_n_u32): Likewise.
12648 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12650 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
12651 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
12653 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12655 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
12656 to *aarch64_fma4_elt_from_dup<mode>.
12657 (*aarch64_fnma4_elt_to_128df): Rename to
12658 *aarch64_fnma4_elt_from_dup<mode>.
12659 * config/aarch64/arm_neon.h (vfma_n_f64): New.
12660 (vfms_n_f32): Likewise.
12661 (vfms_n_f64): Likewise.
12662 (vfmsq_n_f32): Likewise.
12663 (vfmsq_n_f64): Likewise.
12665 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
12667 * wide-int.h: Change fixed_wide_int_storage from class to struct.
12669 2016-05-17 Richard Biener <rguenther@suse.de>
12671 PR tree-optimization/71132
12672 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
12673 Only add control dependences for blocks in the loop.
12674 (build_rdg): Adjust.
12675 (generate_code_for_partition): Return whether loop should
12676 be destroyed and delay that.
12677 (distribute_loop): Likewise.
12678 (pass_loop_distribution::execute): Record loops to be destroyed
12679 and perform delayed destroying of loops.
12681 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12684 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
12686 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12688 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
12690 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
12693 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
12694 insertion point for instructions generated by validize_mem.
12696 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12698 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
12701 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12703 * config/aarch64/aarch64.c
12704 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
12705 rather than a macro.
12707 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12709 * doc/invoke.texi (AArch64 Options): Various updates.
12711 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12713 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
12714 into instrumentation thunks.
12715 * cif-code.def (CIF_CHKP): New.
12717 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
12719 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
12721 2016-05-16 Martin Jambor <mjambor@suse.cz>
12723 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
12724 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
12726 2016-05-16 Marek Polacek <polacek@redhat.com>
12728 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
12731 2016-05-16 Martin Jambor <mjambor@suse.cz>
12734 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
12735 the outlined kernel function.
12737 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
12739 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
12740 (ISA_HAS_DLSA): Ditto.
12742 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12744 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
12746 2016-05-16 Nathan Sidwell <nathan@acm.org>
12748 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
12749 (nvptx_name_replacement): Restore. Add comment.
12750 (write_fn_proto, write_fn_proto_from_insn,
12751 nvptx_output_call_insn): Restore
12752 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
12754 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12756 * config/aarch64/aarch64.md
12757 (add<mode>3_compareC_cconly_imm): Remove use of %w.
12758 (add<mode>3_compareC_imm): Likewise.
12759 (<optab>si3_uxtw): Split into register and immediate variants.
12760 (andsi3_compare0_uxtw): Likewise.
12761 (and<mode>3_compare0): Likewise.
12762 (and<mode>3nr_compare0): Likewise.
12763 (stack_protect_test_<mode>): Don't use %x for memory operands.
12765 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12767 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
12769 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12771 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
12772 Split integer shifts into shift_reg and bfm.
12773 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
12774 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
12775 (ror<mode>3_insn): Likewise.
12776 (<optab>si3_insn_uxtw): Likewise.
12777 (<optab><mode>3_insn): Change to rotate_imm.
12778 (extr<mode>5_insn_alt): Likewise.
12779 (extrsi5_insn_uxtw): Likewise.
12780 (extrsi5_insn_uxtw_alt): Likewise.
12782 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12784 * doc/tm.texi: Regenerate.
12785 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
12786 (TARGET_INVALID_RETURN_TYPE): Remove.
12787 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
12788 TARGET_INVALID_RETURN_TYPE.
12789 * target.def (invalid_parameter_type): Remove.
12790 (invalid_return_type): Remove.
12792 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12794 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
12795 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
12797 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
12799 (preserve_function_body_p): No need to preserve function body
12800 * cif-codes.def (CIF_THUNK): Remove.
12801 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
12803 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12805 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
12807 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12809 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
12812 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12814 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
12815 (inline_small_functions): Do not look for function symbol when
12818 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12820 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
12823 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12824 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12825 Jiong Wang <jiong.wang@arm.com>
12827 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
12828 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
12829 Define __ARM_FP16_ARGS when appropriate.
12830 * config/arm/arm.c (arm_invalid_parameter_type): Remove
12832 (arm_invalid_return_type): Likewise.
12833 (TARGET_INVALID_PARAMETER_TYPE): Remove.
12834 (TARGET_INVALID_RETURN_TYPE): Remove.
12835 (aapcs_vfp_sub_candidate): Allow HFmode.
12836 (aapcs_vfp_allocate): Add comment. Support HFmode.
12837 (aapcs_vfp_allocate_return_reg): Likewise.
12838 (struct aapcs_cp_arg_layout): Slightly reword comments for
12839 is_return_candidate and allocate_return_reg.
12840 (output_mov_vfp): Update assert.
12841 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
12843 (arm_invalid_parameter_type): Remove.
12844 (amr_invalid_return_type): Remove.
12845 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
12846 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
12847 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
12849 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12851 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
12852 * config/aarch64/arch64-protos.h
12853 (aarch64_legitimize_reload_address): Remove.
12854 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
12857 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
12859 * configure.ac: Add ACX_NONCANONICAL_HOST.
12860 * configure: Regenerate.
12861 * Makefile.in: Set host_noncanonical.
12863 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
12866 * config/i386/i386.md (*movtf_internal): Before register allocation,
12867 do not allow FP constants for CM_MEDIUM memory model, allow only
12868 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
12869 (*movxf_internal): Ditto.
12870 (*movdf_internal): Ditto.
12871 (*movsf_internal): Ditto.
12873 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
12875 PR rtl-optimization/67483
12876 * combine.c (make_compound_operation): Don't call extract_left_shift
12877 with negative shift amounts.
12879 2016-05-13 Jakub Jelinek <jakub@redhat.com>
12882 * fold-const.c (fold_checksum_tree): Allow modification
12883 of TYPE_ALIAS_SET during folding.
12885 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
12886 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
12887 (ix86_split_to_parts): Likewise. Fix up formatting.
12889 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
12891 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
12892 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
12895 2016-05-13 Nathan Sidwell <nathan@acm.org>
12897 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
12898 (nvptx_name_replacement): Delete.
12899 (write_fn_proto, write_fn_proto_from_insn,
12900 nvptx_output_call_insn): Remove nvptx_name_replacement call.
12901 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
12902 * langhooks.c (add_builtin_funcction_common): Call
12903 targetm.mangle_decl_assembler_name.
12905 * config/nvptx/nvptx.c (write_fn_proto): Handle
12906 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
12908 2016-05-13 Martin Liska <mliska@suse.cz>
12910 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
12911 and PRIu64 in printf format.
12913 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12915 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
12918 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12920 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12921 Change --param max-completely-peeled-times to
12922 --param max-completely-peel-times in dump file printing.
12924 2016-05-13 Richard Biener <rguenther@suse.de>
12926 PR tree-optimization/42587
12927 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
12928 (find_bswap_or_nop_1): Likewise.
12929 (bswap_replace): Likewise.
12931 2016-05-13 Martin Liska <mliska@suse.cz>
12933 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
12934 Initialize a variable with default value.
12936 2016-05-13 Martin Liska <mliska@suse.cz>
12938 * doc/invoke.texi: Enhance explanation of error recovery
12941 2016-05-13 Martin Liska <mliska@suse.cz>
12943 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
12944 (struct cost_pair): Change inv_expr_id (int) to inv_expr
12945 (iv_inv_expr_ent *).
12946 (struct iv_inv_expr_ent): Comment struct fields.
12947 (sort_iv_inv_expr_ent): New function.
12948 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
12949 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
12950 a hash_map between iv_inv_expr_ent and number of usages.
12951 (niter_for_exit): Fix coding style.
12952 (tree_ssa_iv_optimize_init): Use renamed variable.
12953 (determine_base_object): Fix coding style.
12954 (alloc_iv): Likewise.
12955 (find_interesting_uses_outside): Likewise.
12956 (add_candidate_1): Likewise.
12957 (add_standard_iv_candidates): Likewise.
12958 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
12959 (prepare_decl_rtl): Fix coding style.
12960 (get_address_cost): Likewise.
12961 (get_shiftadd_cost): Likewise.
12962 (force_expr_to_var_cost): Likewise.
12963 (compare_aff_trees): Likewise.
12964 (get_expr_id): Restructure the function.
12965 (get_loop_invariant_expr_id): Renamed to
12966 get_loop_invariant_expr.
12967 (get_computation_cost_at): Replace usage of inv_expr_id with
12969 (get_computation_cost): Likewise.
12970 (determine_group_iv_cost_generic): Likewise.
12971 (determine_group_iv_cost_address): Likewise.
12972 (iv_period): Fix coding style.
12973 (iv_elimination_compare_lt): Likewise.
12974 (may_eliminate_iv): Likewise.
12975 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
12977 (determine_group_iv_costs): Dump invariant expressions.
12978 (iv_ca_recount_cost): Use the newly added hash_map.
12979 (iv_ca_set_remove_invariants): Fix coding style.
12980 (iv_ca_set_add_invariants): Fix coding style.
12981 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
12983 (iv_ca_set_cp): Likewise.
12984 (iv_ca_new): Initialize the newly added hash_map and remove
12985 initialization of fields.
12986 (iv_ca_free): Delete the hash_map.
12987 (iv_ca_dump): Dump invariant expressions.
12988 (iv_ca_extend): Fix coding style.
12989 (try_add_cand_for): Likewise.
12990 (create_new_ivs): Dump information about # of avg iterations and
12991 # of used invariant expressions.
12992 (rewrite_use_compare): Fix coding style.
12993 (free_loop_data): Set default value for max_inv_expr_id.
12995 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
12997 * cse.c (rest_of_handle_cse): Use cleanup_cfg
12998 returned value cse_cfg_altered computation.
12999 (rest_of_handle_cse2): Likewise.
13000 (rest_of_handle_cse_after_global_opts): Likewise.
13002 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13005 * config/arm/arm.c (arm32_output_mi_thunk): New.
13006 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13007 to split Thumb1 vs TARGET_32BIT functionality.
13008 (arm_thumb1_mi_thunk): New.
13010 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13012 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13015 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13018 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13020 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13022 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13023 (expand_builtin_trap): Emit a regular call.
13024 (set_builtin_user_assembler_name): Remove obsolete cases.
13025 * dse.c (scan_insn): Adjust.
13026 * except.c: Include calls.h.
13027 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13028 emit a regular call to setjmp.
13029 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13030 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13031 (emit_block_move_via_libcall): Delete.
13032 (block_move_fn): Delete.
13033 (init_block_move_fn): Likewise.
13034 (emit_block_move_libcall_fn): Likewise.
13035 (emit_block_op_via_libcall): New function.
13036 (set_storage_via_libcall): Tidy up and use memset builtin.
13037 (block_clear_fn): Delete.
13038 (init_block_clear_fn): Likewise.
13039 (clear_storage_libcall_fn): Likewise.
13040 (expand_assignment): Call emit_block_move_via_libcall.
13041 Do not include gt-expr.h.
13042 * expr.h (emit_block_op_via_libcall): Declare.
13043 (emit_block_copy_via_libcall): New inline function.
13044 (emit_block_move_via_libcall): Likewise.
13045 (emit_block_comp_via_libcall): Likewise.
13046 (block_clear_fn): Delete.
13047 (init_block_move_fn): Likewise.
13048 (init_block_clear_fn): Likewise.
13049 (emit_block_move_via_libcall): Likewise.
13050 (set_storage_via_libcall): Add default parameter value.
13051 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13052 (abort_libfunc): Delete.
13053 (memcpy_libfunc): Likewise.
13054 (memmove_libfunc): Likewise.
13055 (memcmp_libfunc): Likewise.
13056 (memset_libfunc): Likewise.
13057 (setbits_libfunc): Likewise.
13058 (setjmp_libfunc): Likewise.
13059 (longjmp_libfunc): Likewise.
13060 (profile_function_entry_libfunc): Likewise.
13061 (profile_function_exit_libfunc): Likewise.
13062 (gcov_flush_libfunc): Likewise.
13063 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13064 and DECL_VISIBILITY on the declaration.
13065 (init_optabs): Do not initialize obsolete libfuncs.
13066 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13067 * tree-core.h (ECF_RET1): Define.
13068 (ECF_TM_PURE): Adjust.
13069 (ECF_TM_BUILTIN): Likewise.
13070 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13071 (build_common_builtin_nodes): Initialize abort builtin.
13072 Add ECF_RET1 on memcpy, memmove and memset builtins.
13073 Pass final flags for alloca and alloca_with_align builtins.
13074 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13076 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13077 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13078 set_storage_via_libcall and call emit_block_copy_via_libcall.
13080 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13082 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13083 DImode before it is passed to ix86_output_call_operand.
13084 (*call_value_got_x32): Ditto for operand 1.
13086 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13088 PR rtl-optimization/70904
13089 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13090 reload for wide mode.
13092 2016-05-12 Marek Polacek <polacek@redhat.com>
13095 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13096 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13097 * langhooks.h (incomplete_type_error): Likewise.
13098 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13099 parameter, pass it down to incomplete_type_error.
13100 * tree.h (size_in_bytes): New inline overload.
13101 (size_in_bytes_loc): Renamed from size_in_bytes.
13103 2016-05-12 Richard Biener <rguenther@suse.de>
13105 PR tree-optimization/71059
13106 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13107 nary before looking up or entering the expression into the VN
13109 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13110 Make sure to re-use NARYs without result as inserted by
13113 2016-05-12 Richard Biener <rguenther@suse.de>
13115 PR tree-optimization/71062
13116 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13118 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13119 vars_contains_restrict if the var is a restrict tag.
13120 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13121 do not disambiguate pointers against it.
13122 (dump_points_to_solution): Re-structure and adjust for new
13123 vars_contains_restrict flag.
13124 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13126 2016-05-12 Martin Liska <mliska@suse.cz>
13128 * doc/invoke.texi: Explain connection between
13129 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13131 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13133 PR tree-optimization/71006
13134 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13135 consider COND_EXPR as a mask producer.
13137 2016-05-12 Marek Polacek <polacek@redhat.com>
13140 * opts.c (common_handle_option): Detect missing argument for --help^.
13142 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13145 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13146 when popping the PC and within an interrupt handler routine.
13147 Add missing tab to output of "ldmfd".
13148 (output_return_instruction): Output LDMFD with SP update rather
13149 than POP when returning from interrupt handler.
13151 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13153 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13154 TARGET_64BIT && TARGET_AVX512DQ.
13155 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13156 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13157 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13158 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13159 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13160 (*vec_extractv4si_zext): Add avx512dq alternative.
13161 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13162 use v instead of x constraint in other alternatives where possible.
13164 * config/i386/sse.md (sse2_loadld): Use v instead of x
13165 constraint in alternatives 0,1,4.
13167 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13168 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13169 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13172 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13173 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13174 is not emitted unless TARGET_AVX512BW.
13175 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13176 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13177 for the result operand.
13179 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13180 constraint instead of x in avx alternatives. Use maybe_evex instead
13183 * config/i386/constraints.md (Yv): New constraint.
13184 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13185 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13186 * config/i386/i386.md (avx512fvecmode): New mode attr.
13187 (*pushtf): Use v constraint instead of x.
13188 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13189 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13190 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13191 (*absnegtf2_sse): Likewise.
13192 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13193 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13194 avx512f alternatives.
13195 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13197 2016-05-12 Richard Biener <rguenther@suse.de>
13199 PR tree-optimization/71060
13200 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13201 require exact match of DR_BASE_OBJECT but only matching address and
13204 2016-05-12 Richard Biener <rguenther@suse.de>
13206 PR tree-optimization/70986
13207 * cfganal.c: Include cfgloop.h.
13208 (dfs_find_deadend): Prefer to take edges exiting loops.
13210 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13212 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13213 compile and run time.
13215 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13218 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13220 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13222 * config/i386/i386.c (legitimize_pic_address): Use
13223 copy_to_suggested_reg instead of gen_movsi.
13225 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13227 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13228 the code into quad_address_p and call it to share code with
13229 vsx_quad_dform_memory_operand.
13230 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13232 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13233 bit instead of being a separate word. Split -mpower9-dform into
13234 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13235 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13236 for the register class supporting 128-bit quad word memory offsets.
13237 (mode_supports_vsx_dform_quad): Helper function to return if the
13238 register class uses quad word memory offsets.
13239 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13240 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13241 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13242 instructions are enabled, set up the appropriate addr_masks for
13244 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13245 -mpower9-dform-scalar, instead of -mpower9-dform.
13246 (rs6000_option_override_internal): Split -mpower9-dform into two
13247 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13248 -mpower9-dform switch sets or clears both. If we are not using
13249 the LRA register allocator, do not enable -mpower9-dform-vector by
13250 default. If we are using LRA, enable -mpower9-dform-vector and
13251 -mvsx-timode if it is appropriate. Issue a warning if either
13252 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13254 (quad_address_offset_p): New helper function to return if the
13255 offset is legal for quad word memory instructions.
13256 (quad_address_p): New function to determin if GPR or vector
13257 register quad word memory addresses are legal.
13258 (mem_operand_gpr): Validate quad word address offsets.
13259 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13260 d-form (register + offset) instructions.
13261 (offsettable_ok_by_alignment): Likewise.
13262 (rs6000_legitimate_offset_address_p): Likewise.
13263 (legitimate_lo_sum_address_p): Likewise.
13264 (rs6000_legitimize_address): Likewise.
13265 (rs6000_legitimize_reload_address): Add more debug statements for
13267 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13268 d-form instructions.
13269 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13270 d-form instructions. Distinguish different cases in debug
13271 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13272 d-form instructions.
13273 (rs6000_preferred_reload_class): Likewise.
13274 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13275 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13276 of the ISA 2.06 indexed memory instructions.
13277 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13278 use them to save/restore the saved vector registers instead of
13279 using Altivec instructions.
13280 (rs6000_emit_epilogue): Likewise.
13281 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13282 (rs6000_opt_masks): Split -mpower9-dform into
13283 -mpower9-dform-scalar and -mpower9-dform-vector.
13284 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13286 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13287 ISA 3.0 vector indexed memory instructions, and fold the code into
13288 the normal mov<mode> patterns.
13289 (p9_vecstore_<mode>): Likewise.
13290 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13292 (vsx_movti_64bit): Likewise.
13293 (vsx_movti_32bit): Likewise.
13294 * config/rs6000/constraints.md (wO constraint): New constraint for
13295 ISA 3.0 vector d-form support.
13296 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13297 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13298 include -mpower9-dform-vector until we switch over to LRA.
13299 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13300 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13301 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13302 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13303 for -mpower9-dform and -mlra.
13304 * doc/md.texi (wO constraint): Document wO constraint.
13306 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13308 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13309 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13310 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13311 Move handling of non-insn arguments inline into the sole user:
13312 (output_trans_func): ...here.
13313 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13314 in emitted function prototype.
13315 (output_internal_insn_latency_func): Ditto. Simplify.
13316 (output_internal_maximal_insn_latency_func): Ditto. Delete
13317 always-unused argument.
13318 (output_insn_latency_func): Ditto.
13319 (output_maximal_insn_latency_func): Ditto.
13321 2016-05-11 Richard Biener <rguenther@suse.de>
13323 PR tree-optimization/71055
13324 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13325 sth with precision not equal to access size verify we don't chop
13328 2016-05-11 Richard Biener <rguenther@suse.de>
13331 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13332 (dwarf2out_finish): Move retry_incomplete_types call ...
13333 (dwarf2out_early_finish): ... here.
13335 2016-05-11 Richard Biener <rguenther@suse.de>
13337 PR middle-end/71002
13338 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13339 if the langhook insists on it.
13340 * fold-const.c (make_bit_field_ref): Add arg for the original
13341 reference and preserve its alias-set.
13342 (decode_field_reference): Take exp by reference and adjust it
13343 to the original memory reference.
13344 (optimize_bit_field_compare): Adjust callers.
13345 (fold_truth_andor_1): Likewise.
13346 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13348 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13350 PR middle-end/70807
13351 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13352 * cfgrtl.c (delete_insn_and_edges): Likewise.
13353 * config/i386/i386.c (convert_scalars_to_vector): Remove
13355 * cse.c (cse_insn): Compute cse_cfg_altered.
13356 (delete_trivially_dead_insns): Likewise.
13357 (cse_cc_succs): Likewise.
13358 (rest_of_handle_cse): Free dominance info if required.
13359 (rest_of_handle_cse2): Likewise.
13360 (rest_of_handle_cse_after_global_opts): Likewise.
13362 2016-05-11 Alan Modra <amodra@gmail.com>
13364 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13365 abi_v4_pass_in_fpr): New functions.
13366 (rs6000_function_arg_boundary): Exclude complex IBM long double
13367 from 64-bit alignment when ABI_V4.
13368 (rs6000_function_arg, rs6000_function_arg_advance_1,
13369 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13371 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13373 PR rtl-optimization/71028
13374 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13375 jump with just a return in the fallthrough block if the branch
13376 block contains just a return as well.
13378 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13380 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13381 * match.pd ((X & Y) ^ Y): ... this.
13382 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13383 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13385 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13387 * read-md.c (require_char_ws): New function.
13388 (read_string): Simplify using require_char_ws.
13389 (handle_constants): Likewise.
13390 (handle_enum): Likewise.
13391 (handle_file): Likewise.
13392 * read-md.h (require_char_ws): New declaration.
13393 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13394 (read_mapping): Likewise.
13395 (read_rtx_code): Likewise.
13396 (read_nested_rtx): Likewise.
13398 2016-05-10 James Norris <jnorris@codesourcery.com>
13400 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13401 if offloading is enabled and -fopenacc or -fopenmp is specified.
13402 (CRTOFFLOADEND): Likewise.
13403 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13404 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13406 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13408 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13409 gotoff_operand code paths. Use copy_to_suggested_regs and
13410 expand_simple_binop where appropriate. Cleanup.
13412 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13415 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13417 (dimode_scalar_chain::vector_const_cost): New.
13418 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13419 (dimode_scalar_chain::convert_op): Likewise.
13420 (dimode_scalar_chain::convert_insn): Likewise.
13422 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13424 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13425 unary operation, not a binary one.
13427 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13429 PR middle-end/70877
13430 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13431 calls with type casted fndecl.
13433 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13435 PR tree-optimization/70786
13436 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
13437 * calls.c (initialize_argument_information): Bind bounds
13438 with corresponding args passed by reference.
13440 2016-05-10 Jakub Jelinek <jakub@redhat.com>
13443 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
13444 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
13445 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
13448 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13451 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
13452 code for a zero scale factor.
13453 (vsx_xvcvdpuxds_scale): Likewise.
13455 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13457 * diagnostic-show-locus.c (layout::layout): Call show_ruler
13458 if show_ruler_p was set on the context.
13459 (layout::show_ruler): New method.
13460 * diagnostic.h (struct diagnostic_context): Add field
13463 2016-05-10 Richard Biener <rguenther@suse.de>
13465 PR tree-optimization/71039
13466 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
13467 (chk_uses): New function.
13468 (propagate_with_phi): Verify we can safely replicate the lhs of an
13469 aggregate assignment on all incoming edges.
13471 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
13473 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
13475 (rx_atomic_sequence): New class.
13476 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
13477 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
13479 (rx_atomic_sequence::rx_atomic_sequence,
13480 rx_atomic_sequence::~rx_atomic_sequence): New functions.
13481 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
13482 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
13483 CTRLREG_INTB): New constants.
13484 (FETCHOP): New code iterator.
13485 (fethcop_name, fetchop_name2): New iterator code attributes.
13486 (QIHI): New mode iterator.
13487 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
13488 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
13489 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
13491 2016-05-10 Martin Liska <mliska@suse.cz>
13493 * tree-inline.c (remap_dependence_clique): Do not remap
13494 debugging statements.
13496 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13498 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
13499 ("*fixuns_truncdfdi2_z13")
13500 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
13501 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
13502 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
13504 2016-05-10 Richard Biener <rguenther@suse.de>
13506 PR tree-optimization/70497
13507 PR tree-optimization/28367
13508 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
13510 (visit_reference_op_load): ... here.
13511 (vn_reference_lookup_3): Use it to handle subreg-like accesses
13512 with simplified BIT_FIELD_REFs.
13513 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
13514 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
13517 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13519 * dwarf2out.c (add_abstract_origin_attribute): Adjust
13520 documentation comment. For BLOCK nodes, add a
13521 DW_AT_abstract_origin attribute that points to the DIE generated
13522 for the origin BLOCK.
13523 (gen_lexical_block_die): Call add_abstract_origin_attribute for
13524 blocks from inlined functions.
13526 2016-05-10 Alan Modra <amodra@gmail.com>
13529 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
13530 regrename modifying insns saving lr before __morestack call.
13531 * config/rs6000/rs6000.md (split_stack_return): Similarly for
13532 insns restoring lr after __morestack call.
13534 2016-05-09 Jakub Jelinek <jakub@redhat.com>
13536 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
13537 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
13539 * config/i386/sse.md (vec_interleave_high<mode>,
13540 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
13541 <avx512>_vpermt2var<mode>3_maskz): Likewise.
13543 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13545 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
13546 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
13547 parallel reassociation for power8 and forward.
13549 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
13551 * config/i386/i386.md (absneg splitters with general regs): Use
13552 general_reg_operand predicate.
13553 (btsq peephole2): Use x86_64_immediate_operand to check if new
13554 value is suitable for immediate operand. Generate emitted insn
13555 using RTL expressions.
13556 (btcq peephole2): Ditto.
13557 (btrq peephole2): Ditto. Generate correct immediate operand
13560 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13562 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
13565 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
13567 * tree-affine.c (wide_int_constant_multiple_p): Add missing
13568 pointer dereference.
13570 2016-05-09 Richard Biener <rguenther@suse.de>
13572 PR tree-optimization/70985
13573 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
13574 op0 isn't a gimple register.
13576 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
13578 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
13579 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
13580 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
13581 (i6400_fpu_mult): New cpu units.
13582 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
13583 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
13584 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
13585 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
13586 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
13587 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
13588 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
13589 (i6400_msa_long_float4, i6400_msa_long_float5)
13590 (i6400_msa_long_float8, i6400_msa_fdiv_df)
13591 (i6400_msa_fdiv_sf): New reservations.
13592 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
13593 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
13594 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
13595 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
13596 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
13597 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
13598 (msa_short_cmp, msa_short_float2, msa_short_logic3)
13599 (msa_short_store4, msa_long_load, msa_short_store)
13600 (msa_long_logic, msa_long_float2, msa_long_float4)
13601 (msa_long_float5, msa_long_float8, msa_long_mult)
13602 (msa_long_fdiv, msa_long_div): New reservations.
13604 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
13605 Sameera Deshpande <sameera.deshpande@imgtec.com>
13606 Matthew Fortune <matthew.fortune@imgtec.com>
13607 Graham Stott <graham.stott@imgtec.com>
13608 Chao-ying Fu <chao-ying.fu@imgtec.com>
13610 * config.gcc: Add MSA header file for mips*-*-* target.
13611 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
13612 (Ubv8i, Urv8): New constraints.
13613 * config/mips/mips-ftypes.def: Add function types for MSA
13615 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
13616 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
13617 * config/mips/mips-msa.md: New file.
13618 * config/mips/mips-protos.h
13619 (mips_split_128bit_const_insns): New prototype.
13620 (mips_msa_idiv_insns): Likewise.
13621 (mips_split_128bit_move): Likewise.
13622 (mips_split_128bit_move_p): Likewise.
13623 (mips_split_msa_copy_d): Likewise.
13624 (mips_split_msa_insert_d): Likewise.
13625 (mips_split_msa_fill_d): Likewise.
13626 (mips_expand_msa_branch): Likewise.
13627 (mips_const_vector_same_val_p): Likewise.
13628 (mips_const_vector_same_bytes_p): Likewise.
13629 (mips_const_vector_same_int_p): Likewise.
13630 (mips_const_vector_shuffle_set_p): Likewise.
13631 (mips_const_vector_bitimm_set_p): Likewise.
13632 (mips_const_vector_bitimm_clr_p): Likewise.
13633 (mips_msa_vec_parallel_const_half): Likewise.
13634 (mips_msa_output_division): Likewise.
13635 (mips_ldst_scaled_shift): Likewise.
13636 (mips_expand_vec_cond_expr): Likewise.
13637 * config/mips/mips.c (enum mips_builtin_type): Add
13638 MIPS_BUILTIN_MSA_TEST_BRANCH.
13639 (mips_gen_const_int_vector_shuffle): New prototype.
13640 (mips_const_vector_bitimm_set_p): New function.
13641 (mips_const_vector_bitimm_clr_p): Likewise.
13642 (mips_const_vector_same_val_p): Likewise.
13643 (mips_const_vector_same_bytes_p): Likewise.
13644 (mips_const_vector_same_int_p): Likewise.
13645 (mips_const_vector_shuffle_set_p): Likewise.
13646 (mips_symbol_insns): Forbid loading symbols via immediate for
13648 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
13650 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
13652 (mips_lx_address_p): Add support load indexed address for MSA.
13653 (mips_address_insns): Add calculation of instructions needed for
13654 stores and loads for MSA.
13655 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
13656 CONST_VECTOR for MSA and let it fall through.
13657 (mips_ldst_scaled_shift): New function.
13658 (mips_subword_at_byte): Likewise.
13659 (mips_msa_idiv_insns): Likewise.
13660 (mips_legitimize_move): Validate MSA moves.
13661 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
13662 calculation of costs for MSA division.
13663 (mips_split_move_p): Check if MSA moves need splitting.
13664 (mips_split_move): Split MSA moves if necessary.
13665 (mips_split_128bit_move_p): New function.
13666 (mips_split_128bit_move): Likewise.
13667 (mips_split_msa_copy_d): Likewise.
13668 (mips_split_msa_insert_d): Likewise.
13669 (mips_split_msa_fill_d): Likewise.
13670 (mips_output_move): Handle MSA moves.
13671 (mips_expand_msa_branch): New function.
13672 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
13673 Reinstate 'y' modifier.
13674 (mips_file_start): Add MSA .gnu_attribute.
13675 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
13677 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
13678 (mips_class_max_nregs): Add register size for MSA supported mode.
13679 (mips_cannot_change_mode_class): Allow conversion between MSA
13680 vector modes and TImode.
13681 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
13683 (mips_secondary_reload_class): Force MSA loads/stores via memory.
13684 (mips_preferred_simd_mode): Add preffered modes for MSA.
13685 (mips_vector_mode_supported_p): Add MSA supported modes.
13686 (mips_autovectorize_vector_sizes): New function.
13687 (mips_msa_output_division): Likewise.
13688 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
13689 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
13690 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
13691 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
13692 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
13693 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
13694 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
13695 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
13696 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
13697 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
13698 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
13699 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
13700 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
13701 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
13702 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
13703 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
13704 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
13705 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
13706 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
13707 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
13708 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
13709 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
13710 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
13711 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
13712 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
13713 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
13714 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
13715 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
13716 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
13717 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
13718 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
13719 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
13720 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
13721 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
13722 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
13723 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
13724 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
13725 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
13726 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
13727 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
13728 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
13729 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
13730 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
13731 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
13732 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13733 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13734 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13735 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13736 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13737 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13738 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13739 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13740 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
13741 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
13742 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
13743 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
13744 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
13745 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
13746 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
13747 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
13748 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
13749 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
13750 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
13751 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
13752 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
13753 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
13754 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
13755 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
13756 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
13757 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
13758 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
13759 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
13760 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
13761 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
13762 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
13763 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
13764 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
13765 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
13766 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
13767 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
13768 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
13769 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
13770 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
13771 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
13772 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
13773 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
13774 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
13775 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
13776 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
13777 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
13778 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
13779 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
13780 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
13781 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
13782 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
13783 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
13784 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
13785 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
13786 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
13787 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
13788 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
13789 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
13790 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
13791 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
13792 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
13793 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
13794 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
13795 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
13796 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
13797 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
13798 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
13799 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
13800 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
13801 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
13802 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
13803 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
13804 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
13805 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
13806 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
13807 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
13808 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
13809 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
13810 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
13811 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
13812 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
13813 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
13814 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
13815 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
13816 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
13817 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
13818 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
13819 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
13820 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
13821 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
13822 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
13823 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
13824 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
13825 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
13826 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
13827 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
13828 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
13829 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
13830 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
13831 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
13832 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
13833 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
13834 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
13835 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
13836 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
13837 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
13838 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
13840 (mips_get_builtin_decl_index): New array.
13841 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
13842 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
13843 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
13844 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
13845 (mips_init_builtins): Initialize mips_get_builtin_decl_index
13847 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13849 (mips_expand_builtin_insn): Prepare operands for
13850 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
13851 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
13852 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
13853 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
13854 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
13855 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
13856 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
13857 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
13858 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
13859 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
13860 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
13861 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
13862 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
13863 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
13864 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
13865 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
13866 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
13867 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
13868 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
13869 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
13870 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
13871 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
13872 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
13873 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
13874 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
13875 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
13876 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
13877 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
13878 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
13879 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
13880 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
13881 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
13882 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
13883 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
13884 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
13885 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
13886 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
13887 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
13888 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
13889 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
13890 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
13891 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
13892 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
13893 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
13894 These are set implicitly and an error is reported if overridden.
13895 (mips_expand_builtin_msa_test_branch): New function.
13896 (mips_expand_msa_shuffle): Likewise.
13897 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
13898 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
13899 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
13900 (mips_expand_vec_unpack): Add support for MSA.
13901 (mips_expand_vector_init): Likewise.
13902 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
13903 instead of const0_rtx.
13904 (mips_msa_vec_parallel_const_half): New function.
13905 (mips_gen_const_int_vector): Likewise.
13906 (mips_gen_const_int_vector_shuffle): Likewise.
13907 (mips_expand_msa_cmp): Likewise.
13908 (mips_expand_vec_cond_expr): Likewise.
13909 * config/mips/mips.h
13910 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
13911 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
13913 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
13914 (ISA_HAS_MSA): New macro.
13915 (UNITS_PER_MSA_REG): Likewise.
13916 (BITS_PER_MSA_REG): Likewise.
13917 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
13918 (MSA_REG_FIRST): New macro.
13919 (MSA_REG_LAST): Likewise.
13920 (MSA_REG_NUM): Likewise.
13921 (MSA_REG_P): Likewise.
13922 (MSA_REG_RTX_P): Likewise.
13923 (MSA_SUPPORTED_MODE_P): Likewise.
13924 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
13925 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
13926 * config/mips/mips.md: Include mips-msa.md.
13927 (alu_type): Add simd_add.
13928 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
13929 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
13930 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
13931 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
13932 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
13933 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
13934 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
13935 simd_move, simd_load, simd_store. Choose "multi" for moves
13937 (qword_mode): New attribute.
13938 (insn_count): Add instruction count for quad moves.
13939 Increase the count for MIPS SIMD division.
13940 (UNITMODE): Add UNITMODEs for vector types.
13941 (addsub): New code iterator.
13942 * config/mips/mips.opt (mmsa): New option.
13943 * config/mips/msa.h: New file.
13944 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
13946 * config/mips/mti-linux.h: Likewise.
13947 * config/mips/predicates.md
13948 (const_msa_branch_operand): New constraint.
13949 (const_uimm3_operand): Likewise.
13950 (const_uimm4_operand): Likewise.
13951 (const_uimm5_operand): Likewise.
13952 (const_uimm8_operand): Likewise.
13953 (const_imm5_operand): Likewise.
13954 (aq10b_operand): Likewise.
13955 (aq10h_operand): Likewise.
13956 (aq10w_operand): Likewise.
13957 (aq10d_operand): Likewise.
13958 (const_m1_operand): Likewise.
13959 (reg_or_m1_operand): Likewise.
13960 (const_exp_2_operand): Likewise.
13961 (const_exp_4_operand): Likewise.
13962 (const_exp_8_operand): Likewise.
13963 (const_exp_16_operand): Likewise.
13964 (const_vector_same_val_operand): Likewise.
13965 (const_vector_same_simm5_operand): Likewise.
13966 (const_vector_same_uimm5_operand): Likewise.
13967 (const_vector_same_uimm6_operand): Likewise.
13968 (const_vector_same_uimm8_operand): Likewise.
13969 (par_const_vector_shf_set_operand): Likewise.
13970 (reg_or_vector_same_val_operand): Likewise.
13971 (reg_or_vector_same_simm5_operand): Likewise.
13972 (reg_or_vector_same_uimm6_operand): Likewise.
13973 * doc/extend.texi (MIPS SIMD Architecture Functions): New
13975 * doc/invoke.texi (-mmsa): Document new option.
13977 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13979 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
13980 * configure: Regenerate.
13981 * config.in: Regenerate.
13982 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
13983 on -fvtable-verify.
13984 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
13985 (ENDFILE_VTV_SPEC): Define.
13987 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
13989 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
13990 registers in all interrupt handlers if necessary.
13991 (rl78_option_override): Add warning.
13992 (MUST_SAVE_MDUC_REGISTERS): New macro.
13993 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
13994 * config/rl78/rl78.c (check_mduc_usage): New function.
13995 (mduc_regs): New structure to hold MDUC register data.
13996 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
13997 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
13998 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
13999 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14000 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14001 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14003 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14005 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14006 (tree-ssa-loop-niter.h): Ditto.
14007 (idx_within_array_bound, ref_within_array_bound): New functions.
14008 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14009 Factor out check on writable base object to ...
14010 (base_object_writable): ... here.
14012 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14014 * config/arm/arm.md (probe_stack): Add modes to set source
14017 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14019 * regrename.c (base_reg_class_for_rename): New static function.
14020 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14022 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14024 * cgraph.c (thunk_adjust): Export.
14025 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14026 * cgraphunit.c (thunk_adjust): Export.
14027 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14029 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14031 * tree-inline.c (expand_call_inline): Expand thunks inline.
14033 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14037 (*sse2_vd_cvtss2sd): Ditto.
14038 * config/i386/i386.md
14039 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14040 Generate *sse2_vd_cvtsd2ss pattern.
14041 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14042 Generate *sse2_vd_cvtss2sd pattern.
14044 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14046 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14047 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14050 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14052 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14053 * config/sh/sh.c: Define and declare variables on first use throughout
14055 (current_function_interrupt): Change to bool type.
14056 (frame_insn): Rename to emit_frame_insn and update users.
14057 (push_regs): Use bool for 'interrupt_handler' argument.
14058 (save_schedule_s): Remove.
14059 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14060 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14061 targetm.asm_out.unaligned_op.di.
14062 (gen_far_branch): Remove redundant forward declaration.
14063 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14064 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14065 (sh_set_return_address, sh_function_ok_for_sibcall,
14066 scavenge_reg): Update comments.
14067 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14068 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14069 (sh_attr_renesas_p): Remove unnecessary parentheses.
14070 (branch_dest): Simplify.
14071 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14072 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14073 (CUMULATIVE_ARGS): Change macro to typedef.
14074 (current_function_interrupt): Change to bool type.
14075 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14076 Surround with __cplusplus ifdef.
14077 (sh_compare_op0, sh_compare_op1): Remove.
14078 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14080 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14082 * config/arm/arm.md: (arch): Add neon.
14083 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14084 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14085 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14086 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14087 attributes for alt renumbering. Mark alt 3 as non-predicable.
14088 (thumb2_movdf_vfp): Likewise.
14090 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14092 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14093 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14094 (*andqi_1): Add preferred_for_speed attribute to disparage
14095 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14096 (*<code>qi_1): Ditto.
14097 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14098 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14099 (*ashlqi3_1): Ditto.
14100 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14101 Add preferred_for_size attribute to disparage alternative 0 and
14102 preferred_for_speed attribute to disparage alternative 1 for
14103 TARGET_PARTIAL_REG_STALL targets.
14105 2016-05-07 Tom de Vries <tom@codesourcery.com>
14107 PR tree-optimization/70956
14108 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14111 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14113 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14114 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14115 * config/sh/sh.md (branch_zero): Remove define_attr.
14116 (define_delay): Disable delay slot if branch distance is one insn.
14118 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14120 * config/i386/i386.md (LEAMODE): New mode attribute.
14121 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14122 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14123 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14124 operand 2 predicate.
14125 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14126 (*lea<mode>_general_3): Ditto.
14127 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14129 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14131 * genmddump.c (main): Convert argv from char ** to const char **.
14133 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14135 * coretypes.h (OVERRIDE): New macro.
14136 (FINAL): New macro.
14138 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14140 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14141 allow coalescing if the types are compatible.
14143 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14145 * pass_manager.h (pass_manager::register_pass_name): New method.
14146 (pass_manager::get_pass_by_name): New method.
14147 (pass_manager::create_pass_tab): New method.
14148 (pass_manager::m_name_to_pass_map): New field.
14149 * passes.c (name_to_pass_map): Delete global in favor of field
14150 "m_name_to_pass_map" of pass_manager.
14151 (register_pass_name): Rename from a function to...
14152 (pass_manager::register_pass_name): ...this method, updating
14153 for renaming of global "name_to_pass_map" to field
14154 "m_name_to_pass_map".
14155 (create_pass_tab): Rename from a function to...
14156 (pass_manager::create_pass_tab): ...this method, updating
14157 for renaming of global "name_to_pass_map" to field.
14158 (get_pass_by_name): Rename from a function to...
14159 (pass_manager::get_pass_by_name): ...this method.
14160 (enable_disable_pass): Convert use of get_pass_by_name to
14161 a method call, locating the pass_manager singleton.
14163 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14165 * genattr-common.c (main): Convert argv from char ** to const char **.
14166 * genattr.c (main): Likewise.
14167 * genattrtab.c (main): Likewise.
14168 * genautomata.c (initiate_automaton_gen): Likewise.
14170 * gencodes.c (main): Likewise.
14171 * genconditions.c (main): Likewise.
14172 * genconfig.c (main): Likewise.
14173 * genconstants.c (main): Likewise.
14174 * genemit.c (main): Likewise.
14175 * genenums.c (main): Likewise.
14176 * genextract.c (main): Likewise.
14177 * genflags.c (main): Likewise.
14178 * genmddeps.c (main): Likewise.
14179 * genopinit.c (main): Likewise.
14180 * genoutput.c (main): Likewise.
14181 * genpeep.c (main): Likewise.
14182 * genpreds.c (main): Likewise.
14183 * genrecog.c (main): Likewise.
14184 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14185 (init_rtx_reader_args): Likewise.
14186 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14187 (init_rtx_reader_args): Likewise.
14188 * gentarget-def.c (main): Likewise.
14189 * read-md.c (read_md_files): Likewise.
14190 * read-md.h (read_md_files): Likewise.
14192 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14194 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14195 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14196 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14197 Remove unused predicate.
14198 (register_and_not_fp_reg_operand): Ditto.
14200 2016-05-06 Martin Liska <mliska@suse.cz>
14202 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14203 instead of vec as the vector is local to the function.
14205 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14207 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14208 avx512bw alternative.
14210 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14211 before the ashr<mode>3 pattern.
14213 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14214 v instead of x in vex or maybe_vex alternatives, use
14215 maybe_evex instead of vex in prefix.
14217 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14218 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14219 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14220 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14223 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14224 v instead of x in vex or maybe_vex alternatives, use
14225 maybe_evex instead of vex in prefix.
14227 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14228 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14229 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14230 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14231 alternatives, use maybe_evex instead of vex in prefix.
14233 * config/i386/sse.md (vec_interleave_lowv4sf,
14234 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14235 v instead of x in vex or maybe_vex alternatives, use
14236 maybe_evex instead of vex in prefix.
14238 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14239 v instead of x in vex or maybe_vex alternatives, use
14240 maybe_evex instead of vex in prefix.
14242 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14243 v constraint instead of x.
14245 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14247 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14248 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14251 2016-05-06 Richard Biener <rguenther@suse.de>
14253 PR tree-optimization/70948
14254 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14255 Properly clobber all fields of va_list for __builtin_va_start.
14257 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14260 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14261 loop latch destination.
14263 2016-05-06 Martin Liska <mliska@suse.cz>
14265 * tree-ssa-uninit.c: Apply manual changes
14266 to the GNU coding style.
14267 (prune_uninit_phi_opnds): Rename from
14268 prune_uninit_phi_opnds_in_unrealizable_paths.
14270 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14272 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14273 mspace): Remove deprecated options.
14274 * doc/invoke.texi (SH options): Remove -mspace.
14276 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14278 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14280 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14282 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14283 corresponding combine split pattern.
14285 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14288 * config/sh/predicates.md (long_displacement_mem_operand): New.
14289 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14290 Add movi20, movi20s alternatives. Adjust length attribute for
14292 (movsi_ie): Allow for any FPU. Adjust length attribute for
14294 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14295 attribute for alternatives.
14296 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14297 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14298 length attribute for alternatives.
14300 2016-05-06 Richard Biener <rguenther@suse.de>
14302 PR tree-optimization/70960
14303 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14305 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14308 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14309 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14311 2016-05-06 Marek Polacek <polacek@redhat.com>
14314 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14316 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14319 * config/sh/sh.md (*rotcr): Add another variant.
14321 2016-05-06 Richard Biener <rguenther@suse.de>
14323 PR middle-end/70931
14324 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14326 2016-05-06 Richard Biener <rguenther@suse.de>
14328 PR middle-end/70941
14329 * fold-const.c (split_tree): Always convert to the original type
14332 2016-05-06 Richard Biener <rguenther@suse.de>
14334 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14335 (fwprop_addr): Likewise.
14337 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14340 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14342 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14343 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14344 the splitter condition.
14345 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14346 the splitter condition.
14347 (FP float_extend load splitter): Ditto.
14349 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14352 to REGNO in all peephole2 patterns.
14353 (post-reload splitters): Change true_regnum to REGNO in
14354 post-reload splitters.
14355 (zero_extend splitters): Use general_reg_operand and
14356 nonimmediate_gr_operand predicates.
14358 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14360 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14361 v constraint instead of x.
14363 2016-05-05 Alan Modra <amodra@gmail.com>
14366 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14367 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14368 TARGET_NO_FP_IN_TOC for -mrelocatable.
14369 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14370 TARGET_RELOCATABLE test.
14371 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14372 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14373 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14374 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14375 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14376 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14377 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14378 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14379 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14380 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14382 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14383 (rs6000_stack_info): Likewise.
14384 (rs6000_elf_asm_out_constructor): Likewise.
14385 (rs6000_elf_asm_out_destructor): Likewise.
14386 (rs6000_elf_declare_function_name): Likewise.
14387 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14388 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14391 2016-05-05 Alan Modra <amodra@gmail.com>
14393 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14395 2016-05-05 Alan Modra <amodra@gmail.com>
14397 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14398 out-of-line gpr restore for one or two regs if that would add
14401 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14404 * config/i386/i386.md
14405 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14406 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14407 as operand 0 predicate.
14408 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14410 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14411 Ditto. Emit the pattern using RTX.
14413 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14414 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14415 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14416 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14418 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14419 sse_reg_operand as operand 0 predicate.
14421 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14422 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14423 instead of gen_rtx_REG.
14424 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14427 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14429 * function.c (emit_use_return_register_into_block): Delete.
14430 (gen_return_pattern): Delete.
14431 (emit_return_into_block): Delete.
14432 (active_insn_between): Delete.
14433 (convert_jumps_to_returns): Delete.
14434 (emit_return_for_exit): Delete.
14435 (thread_prologue_and_epilogue_insns): Delete all code dealing with
14436 simple_return for shrink-wrapped blocks.
14437 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
14438 end of blocks that need one.
14439 (get_unconverted_simple_return): Delete.
14440 (convert_to_simple_return): Delete.
14441 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
14442 (convert_to_simple_return): Ditto.
14444 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14446 * cfgcleanup.c (bb_is_just_return): New function.
14447 (try_optimize_cfg): Simplify jumps to return, branches to return,
14448 and branches around return.
14450 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14452 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
14453 branch to a return.
14455 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14459 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
14460 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
14461 assert flags & OEP_HASH_CHECK, instead of asserting it
14462 never happens. Handle TARGET_EXPR.
14463 * fold-const.c (operand_equal_p): For hash verification,
14464 or in OEP_HASH_CHECK into flags.
14466 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
14468 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
14470 (compute_samebase_partition_bases): Fix typo.
14472 2016-05-04 Jakub Jelinek <jakub@redhat.com>
14474 * config/i386/sse.md (vec_interleave_highv8sf,
14475 vec_interleave_lowv8sf, vec_interleave_highv4df,
14476 vec_interleave_lowv4df): Remove constraints from expanders.
14478 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
14480 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14482 * tree-inline.c (expand_call_inline): Fix path dealing with
14483 making lhs of call statement undefined.
14485 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
14487 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
14488 Check availability on NODE, too.
14489 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
14490 (cgraph_node::call_for_symbol_and_aliases): Likewise.
14491 (varpool_node::call_for_symbol_and_aliase): Likewise.
14492 * ipa-pure-const.c (add_new_function): Analyze all bodies.
14493 (propagate_pure_const): Propagate across interposable functions, too.
14494 (skip_function_for_local_pure_const): Do not skip interposable bodies
14496 (pass_local_pure_const::execute): Update.
14498 2016-05-04 Marek Polacek <polacek@redhat.com>
14500 * doc/invoke.texi: Document -Wdangling-else.
14502 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14504 * config.gcc: Error out when conflicting multilib is detected. Do not
14505 loop over multilibs since no combination is legal.
14507 2016-05-04 Alan Modra <amodra@gmail.com>
14509 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
14510 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
14511 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14514 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
14516 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
14517 Clean up p5600 comments.
14519 2016-05-04 Richard Biener <rguenther@suse.de>
14521 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
14522 constructor simplifications.
14523 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
14525 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
14527 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
14528 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
14529 result.set_rtx is null instead of aborting.
14530 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
14532 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
14533 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
14534 *mov<mode>_store_postinc): New patterns.
14536 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
14538 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
14539 as commutative. Check both conversions are NOP.
14540 ((A & B) OP (C & B)): Remove.
14542 2016-05-04 Alan Modra <amodra@gmail.com>
14544 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
14546 2016-05-04 Alan Modra <amodra@gmail.com>
14549 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
14550 when cr2,3,4 are all fixed regs.
14552 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
14554 PR rtl-optimization/57193
14555 * opts.c (default_options_table): Revert OPT_frename_registers change.
14556 * doc/invoke.texi (-frename-registers, -O2): Likewise.
14558 2016-05-03 Martin Sebor <msebor@redhat.com>
14561 * builtins.c (fold_builtin_FILE): New function.
14562 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
14563 (fold_builtin_0): Call them.
14564 * gimplify.c (gimplify_call_expr): Remove the handling of
14565 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
14568 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
14569 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
14573 * doc/extend.texi (Function Names as Strings): Update __func__,
14574 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
14577 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14578 Richard Biener <rguenther@suse.de>
14580 PR tree-optimization/70916
14581 * tree-if-conv.c: Include cfganal.h.
14582 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
14583 and remove_fake_exit_edges around the optimization pass.
14585 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
14587 * cgraph.c (symbol_table::create_edge): Set inline_failed.
14588 (cgraph_edge::make_direct): Likewise.
14589 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
14590 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
14591 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
14592 (CIF_THUNK): New code.
14593 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
14594 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
14595 (compute_inline_parameters): Set inline_failed for thunks.
14596 (inline_analyze_function): Cleanup.
14597 * ipa-inline.c (can_inline_edge_p): Do not deal with
14598 call_stmt_cannot_inline_p.
14599 (can_early_inline_edge_p): Likewise.
14600 (early_inliner): Initialize inline_failed.
14601 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
14603 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
14606 from nonimm_ssenomem_operand.
14607 (nonimm_ssenomem_operand): New predicate.
14608 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
14609 as operand 0 predicate.
14610 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
14611 Disable unsupported alternatives using "enabled" attribute.
14612 Use register_ssemem_operand as operand 0 predicate.
14613 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
14615 2016-05-03 Marek Polacek <polacek@redhat.com>
14618 * input.c (expansion_point_location): New function.
14619 * input.h (expansion_point_location): Declare.
14621 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
14623 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
14624 occurence with frame_offset_ ones.
14626 2016-05-03 Alan Modra <amodra@gmail.com>
14628 PR rtl-optimization/70890
14629 * ira.c (combine_and_move_insns): When moving def_insn, remove
14630 equivs on use_insn.
14632 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
14634 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
14635 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
14636 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
14637 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
14639 2016-05-03 Alan Modra <amodra@gmail.com>
14641 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
14642 for SAVE_MULTIPLE/STORE_MULTIPLE.
14644 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14646 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
14647 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
14649 2016-05-03 Richard Biener <rguenther@suse.de>
14651 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
14653 (gimplify_arg): Likewise.
14654 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
14655 re-writing the result to a decl if required.
14656 (internal_get_tmp_var): Add allow_ssa parameter
14657 and override into_ssa with it.
14658 (get_formal_tmp_var): Adjust.
14659 (get_initialized_tmp_var): Add allow_ssa parameter.
14660 (gimplify_arg): Add allow_ssa parameter and avoid generating
14661 SSA names for the result false.
14662 (gimplify_call_expr): If the call may return twice do not
14663 gimplify parameters into SSA.
14664 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
14665 (gimplify_modify_expr): Adjust assert. For noreturn calls
14666 with a SSA name LHS adjust its def.
14667 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
14668 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
14669 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
14670 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
14671 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
14672 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
14673 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
14674 (optimize_target_teams): Do not allow SSA names for clause operands.
14675 (gimplify_expr): Likewise for where we mark the result addressable.
14676 * passes.def (pass_init_datastructures): Remove.
14677 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
14678 (rewrite_stmt): Likewise.
14679 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
14680 (replace_locals_op): Replace SSA names.
14681 (copy_gimple_seq_and_replace_locals): Init src_cfun.
14682 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
14683 * cgraph.c (release_function_body): Free CFG annotations only
14684 when we have a CFG. Simplify.
14685 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
14686 force_gimple_operand instead of get_initialized_tmp_var.
14687 * tree-pass.h (make_pass_init_datastructures): Remove.
14688 * tree-ssa.c (execute_init_datastructures): Remove.
14689 (pass_data_init_datastructures): Likewise.
14690 (class pass_init_datastructures): Likewise.
14691 (make_pass_init_datastructures): Likewise.
14692 * omp-low.c (create_omp_child_function): Init SSA data structures.
14693 (grid_expand_target_grid_body): Likewise.
14694 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
14695 name before adding it to names_to_release.
14696 (remove_bb): Always release SSA defs.
14697 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
14698 before dereferencing it.
14699 * cgraphunit.c (init_lowered_empty_function): Always
14700 int SSA data structures.
14701 * tree-ssanames.c (release_defs): Remove assert that we are in
14703 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
14705 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14706 Uros Bizjak <ubizjak@gmail.com>
14708 PR rtl-optimization/70467
14709 * config/i386/predicates.md (x86_64_hilo_int_operand,
14710 x86_64_hilo_general_operand): New predicates.
14711 * config/i386/constraints.md (Wd): New constraint.
14712 * config/i386/i386.md (mode attr di): Use Wd instead of e.
14713 (general_hilo_operand): New mode attr.
14714 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
14715 instead of <general_operand>.
14716 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
14717 x86_64_hilo_general_operand instead of <general_operand>.
14719 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14721 PR tree-optimization/70916
14722 * tree-if-conv.c (constant_or_ssa_name): Removed.
14723 (fold_build_cond_expr): Use is_gimple_val instead of
14724 constant_or_ssa_name.
14726 PR tree-optimization/70916
14727 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
14728 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
14731 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
14732 (optimize_atomic_bit_test_and): New function.
14733 (pass_fold_builtins::execute): Use it.
14734 * optabs.def (atomic_bit_test_and_set_optab,
14735 atomic_bit_test_and_complement_optab,
14736 atomic_bit_test_and_reset_optab): New optabs.
14737 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
14738 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
14739 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
14740 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
14741 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
14742 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
14743 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
14744 * doc/md.texi (atomic_bit_test_and_set@var{mode},
14745 atomic_bit_test_and_complement@var{mode},
14746 atomic_bit_test_and_reset@var{mode}): Document.
14747 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
14748 atomic_bit_test_and_complement<mode>,
14749 atomic_bit_test_and_reset<mode>): New expanders.
14750 (atomic_bit_test_and_set<mode>_1,
14751 atomic_bit_test_and_complement<mode>_1,
14752 atomic_bit_test_and_reset<mode>_1): New insns.
14754 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
14756 PR rtl-optimization/70687
14757 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
14758 instead of unsigned HOST_WIDE_INT.
14760 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
14762 PR rtl-optimization/44281
14763 * hard-reg-set.h (struct target_hard_regs): New field
14764 x_fixed_nonglobal_reg_set.
14765 (fixed_nonglobal_reg_set): New macro.
14766 * reginfo.c (init_reg_sets_1): Initialize it.
14767 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
14769 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
14771 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14773 PR tree-optimization/56541
14774 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
14775 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
14776 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
14777 (any_complicated_phi): new static variable.
14778 (aggressive_if_conv): delete.
14779 (if_convertible_phi_p): support phis with more than two arguments.
14780 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
14781 critical pred edges.
14782 (ifcvt_split_critical_edges): support phis with more than two
14783 arguments by checking new parameter. only split critical edges
14785 (tree_if_conversion): handle simd pragma marked loop using new
14786 local variable aggressive_if_conv. check any_complicated_phi.
14788 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14790 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
14793 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14795 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
14798 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
14800 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
14801 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
14802 define_insn_and_split.
14803 (mulsi3_i): New define_insn_and_split.
14804 (mulsi3_call): Convert to define_insn.
14805 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
14806 Remove constraints.
14808 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14810 * machmode.h (mode_complex): Add support to give the complex mode
14812 (GET_MODE_COMPLEX_MODE): Likewise.
14813 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
14814 stored by build_complex_type and gfc_build_complex_type instead of
14815 trying to figure out the appropriate mode based on the size. Raise
14816 an assertion error, if the type was not set.
14817 * genmodes.c (struct mode_data): Add field for the complex type of
14819 (blank_mode): Likewise.
14820 (make_complex_modes): Remember the complex mode created in the
14822 (emit_mode_complex): Write out the mode_complex array to map a
14823 type mode to the complex version.
14824 (emit_insn_modes_c): Likewise.
14825 * tree.c (build_complex_type): Set the complex type to use before
14826 calling layout_type.
14827 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
14828 support for __float128 complex datatypes.
14829 (rs6000_hard_regno_mode_ok): Likewise.
14830 (rs6000_setup_reg_addr_masks): Likewise.
14831 (rs6000_complex_function_value): Likewise.
14832 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
14833 __float128 and __ibm128 complex.
14834 (FLOAT128_IBM_P): Likewise.
14835 (ALTIVEC_ARG_MAX_RETURN): Likewise.
14836 * doc/extend.texi (Additional Floating Types): Document that
14837 -mfloat128 must be used to enable __float128. Document complex
14838 __float128 and __ibm128 support.
14840 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14843 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
14844 char/short arguments promoted to int because of promote_prototypes.
14846 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14848 * config/i386/predicates.md (register_ssemem_operand): New predicate.
14849 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
14850 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
14851 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
14852 alternatives using "enabled" attribute. Use register_ssemem_operand
14853 as operand 1 predicate.
14854 (*cmpi<unord>xf_i387): Split XFmode pattern from
14855 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
14856 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
14857 *absneg<mode>2_i387. Disable unsupported alternatives using
14858 "enabled" attribute.
14859 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
14861 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14863 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
14865 (oacc_loop_process): Check mask for loop termination.
14867 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14869 * cif-code.def (CIF_THUNK): Add.
14870 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
14873 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14875 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
14876 (dump_inline_summary): Dump it.
14877 (fp_expression_p): New predicate.
14878 (estimate_function_body_sizes): Use it.
14879 (inline_merge_summary): Merge fp_expressions.
14880 (inline_read_section): Read fp_expressions.
14881 (inline_write_summary): Write fp_expressions.
14882 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
14883 codegen boundary if either caller or callee is !fp_expressions.
14884 * ipa-inline.h (inline_summary): Add fp_expressions.
14885 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
14886 to fp_expressions be sure the fp generation flags are updated.
14888 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14890 PR rtl-optimization/70467
14891 * cse.c (cse_insn): Handle no-op MEM moves after folding.
14893 PR rtl-optimization/70467
14894 * ipa-pure-const.c (check_call): Handle internal calls even in
14895 ipa mode like in local mode.
14897 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
14899 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
14901 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14903 * match.pd (X u< X, X u> X): New transformations.
14905 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14907 * flag-types.h (enum warn_strict_overflow_code): Move ...
14908 * coretypes.h: ... here.
14909 * fold-const.h (fold_overflow_warning): Declare.
14910 * fold-const.c (fold_overflow_warning): Make non-static.
14911 (fold_comparison): Move the transformation of X +- C1 CMP C2
14912 into X CMP C2 -+ C1 ...
14913 * match.pd: ... here.
14914 * gimple-fold.c (fold_stmt_1): Protect with
14915 fold_defer_overflow_warnings.
14917 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14919 * omp-low.c (struct oacc_loop): Add 'inner' field.
14920 (new_oacc_loop_raw): Initialize it to zero.
14921 (oacc_loop_fixed_partitions): Initialize it.
14922 (oacc_loop_auto_partitions): Partition outermost loop to outermost
14923 available partitioning.
14925 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14927 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
14929 (umulsidi3): Likewise.
14930 (indirect_jump): Fix jump instruction assembly patterns.
14932 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
14935 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
14936 (nvptx_function_value): Assert non-NULL cfun.
14938 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
14940 PR rtl-optimization/70886
14941 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
14943 * cselib.h (rtx_equal_for_cselib_1): Declare.
14944 (rtx_equal_for_cselib_p: New inline function.
14945 * cselib.c (rtx_equal_for_cselib_p): Delete.
14946 (rtx_equal_for_cselib_1): Make public.
14948 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14950 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
14951 (register_mixssei387nonimm_operand): Remove predicate.
14952 * config/i386/i386.md (*fop_<mode>_comm): Merge from
14953 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
14954 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
14955 for TARGET_MIX_SSE_I387 alternatives.
14956 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
14957 Disable unsupported alternatives using "enabled" attribute. Use
14958 nonimm_ssenomem_operand as operand 1 predicate. Also check
14959 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
14961 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14963 * tree.c (cst_and_fits_in_hwi): Simplify.
14965 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14967 * tree.h (wi::to_wide): New function.
14968 * expr.c (expand_expr_real_1): Use wi::to_wide.
14969 * fold-const.c (int_const_binop_1): Likewise.
14970 (extract_muldiv_1): Likewise.
14972 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14974 * wide-int.h: Update offset_int and widest_int documentation.
14975 (WI_SIGNED_SHIFT_RESULT): New macro.
14976 (wi::binary_shift): Define signed_shift_result_type for
14977 shifts on offset_int- and widest_int-like types.
14978 (generic_wide_int): Support <<= and >>= if << and >> are supported.
14979 * tree.h (int_bit_position): Use shift operators instead of wi::
14981 * alias.c (adjust_offset_for_component_ref): Likewise.
14982 * expr.c (get_inner_reference): Likewise.
14983 * fold-const.c (fold_comparison): Likewise.
14984 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
14985 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
14986 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14987 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
14988 (stmt_kills_ref_p): Likewise.
14989 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
14990 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
14991 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14992 (ao_ref_init_from_vn_reference): Likewise.
14994 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14996 * wide-int.h: Update offset_int and widest_int documentation.
14997 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
14998 (wi::binary_traits): Allow ordered comparisons between offset_int and
14999 offset_int, between widest_int and widest_int, and between either
15000 of these types and basic C types.
15001 (operator <, <=, >, >=): Define for the same combinations.
15002 * tree.h (tree_int_cst_lt): Use comparison operators instead
15003 of wi:: comparisons.
15004 (tree_int_cst_le): Likewise.
15005 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15006 (fold_nonarray_ctor_reference): Likewise.
15007 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15008 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15009 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15010 * tree-sra.c (completely_scalarize): Likewise.
15011 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15012 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15013 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15014 (check_for_binary_op_overflow): Likewise.
15015 (search_for_addr_array): Likewise.
15016 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15018 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15020 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15021 (arc_save_restore): Likewise.
15022 (arc_dwarf_register_span): Likewise.
15023 (arc_output_pic_addr_const): Initialize suffix variable.
15025 2016-05-02 Martin Liska <mliska@suse.cz>
15027 * symbol-summary.h (function_summary::function_summary):
15028 Remove checking assert for all cgraph nodes.
15029 (function_summary::get): Check summary_uid.
15030 (symtab_insertion): Check summary_uid.
15032 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15034 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15035 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15036 bmaskn instruction.
15037 (arc_dwarf_register_span): Remove enum keyword.
15038 (compact_memory_operand_p): New function.
15039 * config/arc/arc.h (reg_class): Add code density register classes.
15040 (REG_CLASS_NAMES): Likewise.
15041 (REG_CLASS_CONTENTS): Likewise.
15042 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15043 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15044 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15045 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15046 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15048 (h, Rcd, Rsd, Rzd): New register constraints.
15049 (T): Use compact_memory_operand_p function.
15050 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15052 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15054 * config/sh/sh.md (*negnegt, *movtt): Remove.
15056 2016-05-02 Marek Polacek <polacek@redhat.com>
15057 Tom de Vries <tom@codesourcery.com>
15059 PR tree-optimization/70700
15060 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15061 bigger than FIRST_REF_NODE.
15063 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15066 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15068 (prepare_cbranch_operands): Don't use scratch register. Assume that
15069 function is used when pseudos can be created.
15070 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15071 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15072 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15073 define_expand. Allow it only when pseudos can be created.
15074 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15076 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15078 * config/i386/constraints.md (BC): Only allow -1 operands.
15079 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15080 Add "enabled" attribute. Update XI mode attribute calculation.
15081 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15082 (*movoi_internal_avx): Update XI mode attribute calculation.
15083 (*movti_internal): Ditto.
15085 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15087 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15088 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15090 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15092 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15093 statement on instruction code. Remove trailing spaces.
15094 (altivec_expand_stv_builtin): Likewise.
15096 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15098 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15099 (TARGET_FPU_DOUBLE): Simplify.
15100 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15101 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15102 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15103 with 'TARGET_FPU_DOUBLE'.
15104 * config/sh/sh.md: Likewise.
15106 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15108 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15109 SH_DIV_STR_FOR_SIZE): Remove.
15110 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15111 SH_DIV_STR_FOR_SIZE): Remove.
15113 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15115 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15116 logical_reg_operand): Delete.
15117 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15118 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15119 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15120 match_operand and match_test.
15121 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15122 variables on their first use. Return bool values.
15123 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15124 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15125 arith_reg_operand for input operand. Remove empty constraints.
15127 (*xorsi3_compact): Rename to xorsi3.
15128 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15129 (*zero_extend<mode>si2_disp_mem): Update comment.
15132 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15134 * config/sh/t-sh: Remove SH5 support.
15135 * config.gcc: Likewise.
15136 * configure: Likewise.
15138 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15140 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15142 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15144 * config/sh/sh.c (register_sh_passes, sh_option_override,
15145 sh_print_operand, prepare_move_operands,
15146 sh_can_follow_jump): Remove TARGET_SH1 checks.
15147 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15148 PROMOTE_MODE): Likewise.
15149 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15152 2016-04-30 Alan Modra <amodra@gmail.com>
15154 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15155 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15156 Check for user regs later to avoid unnecessary looping over regs.
15157 Merge user reg check with non-saved reg check. Don't force
15158 inline VR restore when static chain used.
15159 (rs6000_frame_related): Omit eh_frame info for user regs when
15161 (fixed_regs_p): Delete.
15163 2016-04-30 Alan Modra <amodra@gmail.com>
15165 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15166 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15169 2016-04-30 Alan Modra <amodra@gmail.com>
15172 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15173 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15176 2016-04-30 Alan Modra <amodra@gmail.com>
15178 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15179 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15180 flag_pic test for Darwin.
15182 2016-04-30 Alan Modra <amodra@gmail.com>
15184 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15185 throw_calls_crossed.
15186 (REG_FREQ_CALLS_CROSSED): Delete.
15187 (REG_N_THROWING_CALLS_CROSSED): Delete.
15188 * regstat.c (regstat_bb_compute_ri): Don't calculate
15189 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15190 (dump_reg_info): Don't print call cross frequency.
15191 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15192 and REG_N_THROWING_CALLS_CROSSED.
15194 2016-04-30 Alan Modra <amodra@gmail.com>
15196 * regs.h (struct reg_info_t): Delete live_length.
15197 (REG_LIVE_LENGTH): Delete macro.
15198 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15199 local_live, local_processed and local_live_last_luid params.
15200 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15202 (regstat_compute_ri): Adjust for above. Don't set
15204 (dump_reg_info): Don't print live length.
15205 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15206 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15207 Localize loop_depth var.
15209 2016-04-30 Alan Modra <amodra@gmail.com>
15211 * ira.c (enum valid_equiv): New.
15212 (validate_equiv_mem): Return enum.
15213 (update_equiv_mem): Create replacement in more cases.
15214 (add_store_equivs): Update validate_equiv_mem call.
15216 2016-04-30 Alan Modra <amodra@gmail.com>
15218 * ira.c (combine_and_move_insns): Rather than scanning insns,
15219 use DF infrastucture to find use and def insns.
15221 2016-04-30 Alan Modra <amodra@gmail.com>
15223 ira.c (combine_and_move_insns): Move invariant conditions..
15224 (ira.c): ..to here. Call combine_and_move_insns before
15225 add_store_equivs. Call grow_reg_equivs later. Allocate
15226 req_equiv later using max_reg_num() rather than global max_regno.
15227 (contains_replace_regs): Delete.
15228 (add_store_equivs): Remove contains_replace_regs test.
15230 2016-04-30 Alan Modra <amodra@gmail.com>
15232 * ira.c (struct equiv_mem_data): New.
15233 (equiv_mem, equiv_mem_modified): Delete static vars.
15234 (validate_equiv_mem_from_store): Use "data" param to communicate..
15235 (validate_equiv_mem): ..from here.
15237 2016-04-30 Alan Modra <amodra@gmail.com>
15239 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15241 (update_reg_equivs): ..here. Move allocation and freeing of
15242 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15243 end_alias_analysis to..
15246 2016-04-30 Alan Modra <amodra@gmail.com>
15248 * ira.c (pdx_subregs): Delete.
15249 (struct equivalence): Add pdx_subregs field.
15250 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15251 pdx_subregs access.
15252 (update_equiv_regs): Don't create or free pdx_subregs. Update
15253 pdx_subregs access.
15255 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15257 * config/rs6000/altivec.h: Change definitions of vec_xl and
15259 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15260 (LD_ELEMREV_V2DI): New.
15261 (LD_ELEMREV_V4SF): New.
15262 (LD_ELEMREV_V4SI): New.
15263 (LD_ELEMREV_V8HI): New.
15264 (LD_ELEMREV_V16QI): New.
15265 (ST_ELEMREV_V2DF): New.
15266 (ST_ELEMREV_V2DI): New.
15267 (ST_ELEMREV_V4SF): New.
15268 (ST_ELEMREV_V4SI): New.
15269 (ST_ELEMREV_V8HI): New.
15270 (ST_ELEMREV_V16QI): New.
15273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15274 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15275 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15276 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15277 (altivec_expand_builtin): Add handling for
15278 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15279 (rs6000_invalid_builtin): Add error-checking for
15280 RS6000_BTM_P9_VECTOR.
15281 (altivec_init_builtins): Define builtins used to implement vec_xl
15283 (rs6000_builtin_mask_names): Define power9-vector.
15284 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15285 (RS6000_BTM_P9_VECTOR): Define.
15286 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15287 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15288 (vsx_ld_elemrev_v2df): Likewise.
15289 (vsx_ld_elemrev_v4sf): Likewise.
15290 (vsx_ld_elemrev_v4si): Likewise.
15291 (vsx_ld_elemrev_v8hi): Likewise.
15292 (vsx_ld_elemrev_v16qi): Likewise.
15293 (vsx_st_elemrev_v2df): Likewise.
15294 (vsx_st_elemrev_v2di): Likewise.
15295 (vsx_st_elemrev_v4sf): Likewise.
15296 (vsx_st_elemrev_v4si): Likewise.
15297 (vsx_st_elemrev_v8hi): Likewise.
15298 (vsx_st_elemrev_v16qi): Likewise.
15299 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15302 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15304 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15306 (simplify_control_stmt_condition_1): ... here. Recurse into
15307 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15309 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15312 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15313 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15314 define_insn_and_split to define_insn.
15315 (zero_extendqi<mode>2_dot2): Same.
15316 (extendqi<mode>2_dot): Same.
15317 (extendqi<mode>2_dot2): Same.
15319 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15321 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15322 (probe_stack): New expander.
15323 (probe_stack_<mode>): New insn pattern.
15325 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15327 * config/i386/i386.md
15328 (operations with memory inputs setting flags peephole2):
15329 Remove uneeded REG_P checks. Cleanup pattern generation.
15331 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15333 * tree-vect-loop.c (vect_transform_loop): Fix
15334 nb_iterations_upper_bound computation for vectorized loop.
15336 2016-04-29 Marek Polacek <polacek@redhat.com>
15337 Jakub Jelinek <jakub@redhat.com>
15340 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15341 TARGET_EXPR_SLOT as a base.
15343 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15345 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15346 with 'rCm2' constraints to limit possible immediate size.
15347 (*load_zeroextendqisi_update): Likewise.
15348 (*load_signextendqisi_update): Likewise.
15349 (*loadhi_update): Likewise.
15350 (*load_zeroextendhisi_update): Likewise.
15351 (*load_signextendhisi_update): Likewise.
15352 (*loadsi_update): Likewise.
15353 (*loadsf_update): Likewise.
15355 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15357 * config/i386/predicates.md (constm1_operand): Fix comparison.
15359 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15361 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15363 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15365 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15366 remaining SH5 related settings.
15367 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15368 shmedia_prepare_call_address): Delete.
15369 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15370 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15371 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15372 UNSUPPORTED_SH2A): Remove m5 checks.
15373 (sh_divide_strategy_e): Remove SH5 division strategies.
15374 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15375 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15377 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15379 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15381 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15383 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15384 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15385 Change lder to ldr.
15386 * config/s390/vector.md ("mov<mode>"): Likewise.
15388 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15390 * config/s390/constraints.md ("U", "W"): Invoke
15391 s390_mem_constraint with "ZR" and "ZT".
15392 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15393 addresses when using LRA. Accept also short displacements for S
15394 and T constraints. Do not check for long displacement target for
15395 S and T constraints.
15396 (s390_mem_constraint): Remove handling of U and W constraints.
15397 * config/s390/s390.md (various patterns): Remove the short
15398 displacement constraints (Q and R) if a long displacement
15399 constraint is present. Add longdisp as required CPU capability.
15400 * config/s390/vector.md: Likewise.
15401 * config/s390/vx-builtins.md: Likewise.
15403 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15406 * reload1.c (reload): Call finish_spills before
15407 restarting reload loop. Skip select_reload_regs
15408 if update_eliminables_and_spill returns true.
15410 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15412 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15413 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15414 (umulhisi3_imm): Update predicates and constraint letters.
15415 (umulhisi3_reg): Declare instruction as commutative.
15416 * config/arc/constraints.md (J12, J16): New constraints.
15417 * config/arc/predicates.md (short_unsigned_const_operand): New
15419 (arc_short_operand): Likewise.
15420 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15422 2016-04-29 Richard Biener <rguenther@suse.de>
15424 PR tree-optimization/13962
15425 PR tree-optimization/65686
15426 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15427 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15428 using PTA to compare pointers.
15429 * match.pd: Add pattern for pointer equality compare simplification
15430 using ptrs_compare_unequal.
15432 2016-04-29 Richard Biener <rguenther@suse.de>
15434 * stor-layout.c (layout_type): Do not build a pointer-to-element
15437 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15439 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
15440 Use SWI mode iterator. Use general_reg_operand predicate.
15441 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
15442 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
15445 2016-04-29 Jakub Jelinek <jakub@redhat.com>
15447 PR middle-end/70843
15448 * fold-const.c (operand_equal_p): Don't verify hash value equality
15450 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
15453 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15456 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
15457 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
15458 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
15459 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
15460 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
15462 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15464 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
15465 to info. Don't initialize separate fields to 0. Clean up
15468 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15470 * config/i386/i386.md (peephole2s for operations with memory inputs):
15471 Use SWI mode iterator.
15472 (peephole2s for operations with memory outputs): Ditto.
15473 Do not check for stack checking probe.
15475 (probe_stack): Remove expander.
15477 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15478 Andrew Burgess <andrew.burgess@embecosm.com>
15480 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
15481 operands as 32-bits.
15483 2016-04-28 Jason Merrill <jason@redhat.com>
15485 * gdbinit.in: Skip line-map.h.
15487 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15488 Andrew Burgess <andrew.burgess@embecosm.com>
15490 * config/arc/arc.c (arc_conditional_register_usage): Take
15491 TARGET_RRQ_CLASS into account.
15492 (arc_print_operand): Support printing 'p' and 's' operands.
15493 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
15495 (TARGET_RRQ_CLASS): Define.
15496 (IS_POWEROF2_OR_0_P): Define.
15497 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
15499 (*tst_movb): New define_insn.
15500 (*tst): Avoid recognition if it could prevent '*tst_movb'
15501 combination; replace c/CnL with c/Chs alternative.
15502 (*tst_bitfield_tst): New define_insn.
15503 (*tst_bitfield_asr): New define_insn.
15504 (*tst_bitfield): New define_insn.
15505 (andsi3_i): Add Rrq variant.
15506 (extzv): New define_expand.
15507 (insv): New define_expand.
15508 (*insv_i): New define_insn.
15509 (*movb): New define_insn.
15510 (*movb_signed): New define_insn.
15511 (*movb_high): New define_insn.
15512 (*movb_high_signed): New define_insn.
15513 (*movb_high_signed + 1): New define_split pattern.
15514 (*mrgb): New define_insn.
15515 (*mrgb + 1): New define_peephole2 pattern.
15516 (*mrgb + 2): New define_peephole2 pattern.
15517 * config/arc/arc.opt (mbitops): New option for nps400, uses
15518 TARGET_NPS_BITOPS_DEFAULT.
15519 * config/arc/constraints.md (q): Make register class conditional.
15520 (Rrq): New register constraint.
15521 (Chs): New constraint.
15522 (Clo): New constraint.
15523 (Chi): New constraint.
15524 (Cbf): New constraint.
15525 (Cbn): New constraint.
15526 (C18): New constraint.
15527 (Cbi): New constraint.
15529 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15531 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
15533 (bitmap_intersection_of_preds): Ditto.
15534 (bitmap_union_of_succs): Ditto.
15535 (bitmap_union_of_preds): Ditto.
15536 * sbitmap.c (do_popcount): Delete.
15537 (BITMAP_DEBUGGING): Delete.
15538 (sbitmap_verify_popcount): Delete.
15539 (sbitmap_alloc): Don't initialize the popcount field.
15540 (sbitmap_alloc_with_popcount): Delete.
15541 (sbitmap_resize): Don't resize the popcount array.
15542 (sbitmap_vector_alloc): Don't initialize the popcount field.
15543 (bitmap_copy): Don't copy the popcount array.
15544 (bitmap_clear): Don't clear the popcount array.
15545 (bitmap_clear): Delete the popcount array handling.
15546 (bitmap_ior_and_compl): Delete the popcount assert.
15547 (bitmap_not): Ditto.
15548 (bitmap_and_compl): Ditto.
15549 (bitmap_and): Delete the popcount array handling.
15550 (bitmap_xor): Ditto.
15551 (bitmap_ior): Ditto.
15552 (bitmap_or_and): Delete the popcount assert.
15553 (bitmap_and_or): Ditto.
15554 (popcount_table): Delete.
15555 (sbitmap_elt_popcount): Delete.
15556 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
15557 (bitmap_set_bit): Delete the popcount assert.
15558 (bitmap_clear_bit): Ditto.
15559 (sbitmap_free): Don't free the popcount array.
15560 (sbitmap_alloc_with_popcount): Delete declaration.
15561 (sbitmap_popcount): Ditto.
15563 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15564 Andrew Burgess <andrew.burgess@embecosm.com>
15566 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
15567 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
15568 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
15569 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
15570 * config/arc/arc.opt (mcmem): New option.
15571 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
15572 supply length for r/m alternative.
15573 (*extendqisi2_ac): Likewise.
15574 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
15576 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
15577 (movhi_insn): Likewise.
15578 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
15579 (*zero_extendqihi2_i): Add r/Ucm alternative.
15580 (*zero_extendqisi2_ac): Likewise.
15581 (*zero_extendhisi2_i): Likewise.
15582 * config/arc/constraints.md (Uex): New memory constraint.
15583 (Ucm): New define_constraint.
15584 * config/arc/predicates.md (long_immediate_loadstore_operand):
15585 Return 0 for MEM with cmem_address address.
15586 (cmem_address_0): New predicates.
15587 (cmem_address_1): Likewise.
15588 (cmem_address_2): Likewise.
15589 (cmem_address): Likewise.
15591 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15593 * config/rs6000/rs6000.c (machine_function): Rename
15594 insn_chain_scanned_p to spe_insn_chain_scanned_p.
15595 (rs6000_stack_info): Adjust.
15597 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
15598 Andrew Burgess <andrew.burgess@embecosm.com>
15600 * config/arc/constraints.md (Usd): Convert to define_constraint.
15604 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15607 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
15608 Add new peephole2 where the first insn is *mov<mode>_or instead of
15609 *mov<mode>_internal.
15611 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
15613 * tracer.c (bb_seen): Make static.
15615 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
15617 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
15618 support, setup defaults.
15619 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
15620 * config/arc/arc.c (arc_init): Add NPS400 support.
15621 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
15622 (TARGET_ARC700): NPS400 is also an ARC700.
15623 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
15625 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
15628 * config/nds32/nds32.md (casesi): Don't access the operands array
15631 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15633 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
15634 (or $-1,reg peephole2): Ditto.
15635 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
15637 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
15639 * doc/extend.texi (Common Function Attributes) [optimize]:
15640 Discourage use of the optimize attribute.
15642 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
15644 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
15645 special case builtin.
15646 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15647 ALTIVEC_BUILTIN_VEC_ADDE.
15648 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15649 support for ALTIVEC_BUILTIN_VEC_ADDE.
15650 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15651 for __builtin_vec_adde.
15653 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15655 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
15656 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
15658 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15661 * doc/sourcebuild.texi (Effective-Target Keywords, Other
15662 attributes): Document cilkplus_runtime.
15664 2016-04-28 Martin Jambor <mjambor@suse.cz>
15666 * tree-cfg.c (verify_expr): Verify that local declarations belong to
15667 this function. Call verify_expr on MEM_REFs and bases of other
15668 handled_components.
15670 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15672 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
15673 for WORD_REGISTER_OPERATIONS to runtime check.
15675 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15677 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
15679 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15681 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
15682 big-endian compilation.
15683 * config/arc/arc.md (addf3): Likewise.
15684 (subdf3): Likewise.
15685 (muldf3): Likewise.
15687 2016-04-28 Richard Biener <rguenther@suse.de>
15689 PR tree-optimization/70840
15690 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
15691 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
15692 Mark x * pow(x,c) -> pow(x,c+1) commutative.
15693 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
15695 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15697 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
15698 and explain why in a comment.
15700 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15702 * config/arc/arc.md (cpu_facility): Add fpx variant.
15703 (subdf3): Prohibit use reverse sub when assist operations option
15705 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
15706 instructions only when FPX is enabled.
15707 * testsuite/gcc.target/arc/trsub.c: New test.
15709 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15711 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
15712 mult_operator when calculating "type" attribute.
15713 (*fop_<mode>_1_i387): Ditto.
15714 (*fop_xf_1_i387): Ditto.
15715 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
15716 Use std::swap to swap operands. Use RTL expressions to generate
15719 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15720 Joern Rennecke <joern.rennecke@embecosm.com>
15722 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
15724 (emit_pic_move): Remove.
15725 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
15726 * config/arc/arc.c (emit_pic_move): Removed.
15727 (TARGET_HAVE_TLS): Define.
15728 (arc_conditional_register_usage): Test for arc_tp_regno.
15729 (arc_print_operand, arc_print_operand_address): Handle TLS
15731 (arc_needs_pcl_p): New function.
15732 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
15733 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
15734 (arc_raw_symbolic_reference_mentioned_p): Likewise.
15735 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
15736 (arc_legitimize_tls_address): Likewise.
15737 (DTPOFF_ZERO_SYM): Define.
15738 (arc_legitimize_pic_address): Make it static, handle TLS cases.
15739 (arc_output_pic_addr_const): Print TLS unspecs.
15740 (prepare_pic_move): New function, replaces emit_pic_move.
15741 (arc_legitimate_constant_p): Handle TLS unspecs.
15742 (arc_legitimate_address_p): Likewise.
15743 (arc_rewrite_small_data_p): Use assert for TLS constants.
15744 (prepare_move_operands): Use prepare_pic_move.
15745 (arc_legitimize_address): Legitimize tls addresses.
15746 (arc_epilogue_uses): Check for arc_tp_regno.
15747 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
15748 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
15750 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
15752 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
15753 %(arc_tls_extra_start_spec).
15754 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
15755 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
15757 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
15758 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
15759 (UNSPEC_TLS_OFF): Add.
15761 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
15762 (get_thread_pointersi): New patterns.
15763 * config/arc/arc.opt (mtp-regno): New option.
15764 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
15765 (move_dest_operand): Likewise.
15766 * configure: Regenerate.
15767 * configure.ac: Add arc*-*-* case to test for tls.
15768 * doc/invoke.texi (ARC options): Document mtp-regno.
15770 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15772 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
15773 the new ARC HS SIMD instructions.
15774 (arc_preferred_simd_mode): New function.
15775 (arc_autovectorize_vector_sizes): Likewise.
15776 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
15777 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
15778 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
15779 (arc_init_builtins): Add new SIMD builtin types.
15780 (arc_split_move): Handle 64 bit vector moves.
15781 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
15782 (TARGET_PLUS_QMACW): Define.
15783 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
15784 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
15785 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
15786 (VSUBADD4H): New builtins.
15787 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
15788 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
15790 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
15791 Matthias Klose <doko@debian.org>
15793 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
15795 2016-04-28 Richard Biener <rguenther@suse.de>
15797 PR middle-end/70777
15798 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
15801 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
15803 * common/config/sh/sh-common.c: Remove SH5 support.
15804 * config/sh/constraints.md: Likewise.
15805 * config/sh/config/sh/elf.h: Likewise.
15806 * config/sh/linux.h: Likewise.
15807 * config/sh/netbsd-elf.h: Likewise.
15808 * config/sh/predicates.md: Likewise.
15809 * config/sh/sh-c.c: Likewise.
15810 * config/sh/sh-protos.h: Likewise.
15811 * config/sh/sh.c: Likewise.
15812 * config/sh/sh.h: Likewise.
15813 * config/sh/sh.md: Likewise.
15814 * config/sh/sh.opt: Likewise.
15815 * config/sh/sync.md: Likewise.
15816 * config/sh/sh64.h: Delete.
15817 * config/sh/shmedia.h: Likewise.
15818 * config/sh/shmedia.md: Likewise.
15819 * config/sh/sshmedia.h: Likewise.
15820 * config/sh/t-netbsd-sh5-64: Likewise.
15821 * config/sh/t-sh64: Likewise.
15822 * config/sh/ushmedia.h: Likewise.
15824 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15826 * config/i386/i386.md (sign_extend to memory peephole2s): Use
15827 general_reg_operand instead of register_operand predicate.
15829 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15831 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
15833 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
15835 * match.pd (A - B > A, A + B < A): New transformations.
15837 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
15839 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
15840 which defaults to true. Emit an outer pair of parentheses only if
15841 EMIT_PARENS. When continuing a chain of && or || (or & or |),
15842 don't emit parentheses for the right-hand operand.
15844 2016-04-27 Jeff Law <law@redhat.com>
15846 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
15848 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15850 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
15851 (altivec_lvx_<mode>_internal): Document.
15852 (altivec_lvx_<mode>_2op): New define_insn.
15853 (altivec_lvx_<mode>_1op): Likewise.
15854 (altivec_lvx_<mode>_2op_si): Likewise.
15855 (altivec_lvx_<mode>_1op_si): Likewise.
15856 (altivec_stvx_<mode>): Remove.
15857 (altivec_stvx_<mode>_internal): Document.
15858 (altivec_stvx_<mode>_2op): New define_insn.
15859 (altivec_stvx_<mode>_1op): Likewise.
15860 (altivec_stvx_<mode>_2op_si): Likewise.
15861 (altivec_stvx_<mode>_1op_si): Likewise.
15862 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15863 Expand vec_ld and vec_st during parsing.
15864 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
15866 (altivec_expand_stvx_be): Likewise.
15867 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
15868 address-masking behavior in RTL.
15869 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
15870 address-masking behavior in RTL.
15871 (altivec_expand_builtin): Change builtin code arguments for calls
15872 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
15873 (insn_is_swappable_p): Avoid incorrect swap optimization in the
15874 presence of lvx/stvx patterns.
15875 (alignment_with_canonical_addr): New function.
15876 (alignment_mask): Likewise.
15877 (find_alignment_op): Likewise.
15878 (recombine_lvx_pattern): Likewise.
15879 (recombine_stvx_pattern): Likewise.
15880 (recombine_lvx_stvx_patterns): Likewise.
15881 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
15882 stvx patterns from expand.
15883 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
15885 (vector_altivec_store_<mode>): Likewise.
15887 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
15889 * config/aarch64/aarch64.md
15890 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
15891 remove the "fp" attributes.
15892 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
15893 add the "simd" attributes.
15894 (*movdf_aarch64): Likewise.
15895 (*movtf_aarch64): Remove the "fp" attributes.
15896 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
15897 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
15899 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15901 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
15902 rtx to rtx_code_label *.
15903 * rtl.h (maybe_set_first_label_num): Likewise.
15905 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15907 * df-core.c (df_add_problem): Make the problem param be const.
15908 (df_remove_problem): Make local "problem" be const.
15909 * df-problems.c (problem_RD): Make const.
15910 (problem_LR): Likewise.
15911 (problem_LIVE): Likewise.
15912 (problem_MIR): Likewise.
15913 (problem_CHAIN): Likewise.
15914 (problem_WORD_LR): Likewise.
15915 (problem_NOTE): Likewise.
15916 (problem_MD): Likewise.
15917 * df-scan.c (problem_SCAN): Likewise.
15918 * df.h (struct df_problem): Make field "dependent_problem" be
15920 (struct dataflow): Likewise for field "problem".
15921 (df_add_problem): Make param const.
15923 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15925 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
15926 inter-unit moves to/from vector registers are enabled. Do not disable
15929 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15931 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
15932 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
15934 (enum df_problem_id): ...this new enum.
15935 (struct df_problem): Convert field "id" from "int" to
15936 enum df_problem_id.
15938 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15940 * rtl.def: Update comment for "things in the instruction chain" to
15941 reflect the removal of the leading "i" field for INSN_UID in
15942 r210360. Fix bogus apostrophe.
15944 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15946 * config/i386/i386.md
15947 (lea arith with mem operand + setcc peephole2): Set operator mode.
15949 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
15952 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
15953 (dimode_scalar_to_vector_candidate_p): This.
15954 (timode_scalar_to_vector_candidate_p): New function.
15955 (scalar_to_vector_candidate_p): Likewise.
15956 (timode_check_non_convertible_regs): Likewise.
15957 (timode_remove_non_convertible_regs): Likewise.
15958 (remove_non_convertible_regs): Likewise.
15959 (remove_non_convertible_regs): Renamed to ...
15960 (dimode_remove_non_convertible_regs): This.
15961 (scalar_chain::~scalar_chain): Make it virtual.
15962 (scalar_chain::compute_convert_gain): Make it pure virtual.
15963 (scalar_chain::mark_dual_mode_def): Likewise.
15964 (scalar_chain::convert_insn): Likewise.
15965 (scalar_chain::convert_registers): Likewise.
15966 (scalar_chain::add_to_queue): Make it protected.
15967 (scalar_chain::emit_conversion_insns): Likewise.
15968 (scalar_chain::replace_with_subreg): Likewise.
15969 (scalar_chain::replace_with_subreg_in_insn): Likewise.
15970 (scalar_chain::convert_op): Likewise.
15971 (scalar_chain::convert_reg): Likewise.
15972 (scalar_chain::make_vector_copies): Likewise.
15973 (scalar_chain::convert_registers): New pure virtual function.
15974 (class dimode_scalar_chain): New class.
15975 (class timode_scalar_chain): Likewise.
15976 (scalar_chain::mark_dual_mode_def): Renamed to ...
15977 (dimode_scalar_chain::mark_dual_mode_def): This.
15978 (timode_scalar_chain::mark_dual_mode_def): New function.
15979 (timode_scalar_chain::convert_insn): Likewise.
15980 (dimode_scalar_chain::convert_registers): Likewise.
15981 (scalar_chain::compute_convert_gain): Renamed to ...
15982 (dimode_scalar_chain::compute_convert_gain): This.
15983 (scalar_chain::replace_with_subreg): Renamed to ...
15984 (dimode_scalar_chain::replace_with_subreg): This.
15985 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
15986 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
15987 (scalar_chain::make_vector_copies): Renamed to ...
15988 (dimode_scalar_chain::make_vector_copies): This.
15989 (scalar_chain::convert_reg): Renamed to ...
15990 (dimode_scalar_chain::convert_reg ): This.
15991 (scalar_chain::convert_op): Renamed to ...
15992 (dimode_scalar_chain::convert_op): This.
15993 (scalar_chain::convert_insn): Renamed to ...
15994 (dimode_scalar_chain::convert_insn): This.
15995 (scalar_chain::convert): Call convert_registers.
15996 (convert_scalars_to_vector): Change to scalar_chain pointer to
15997 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
15998 in 32-bit mode. Delete scalar_chain pointer. Call
15999 free_dominance_info in 64-bit mode.
16000 (pass_stv::gate): Remove TARGET_64BIT check.
16001 (ix86_option_override): Put the 64-bit STV pass before the CSE
16004 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16006 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16007 dw_loc_frame_offset field.
16008 * dwarf2out.c (new_loc_descr): Likewise.
16009 (resolve_args_picking_1): Turn the VISITED hash set into a
16010 FRAME_OFFSET hash map. Use it to associate a frame offset to
16011 visited nodes. Remove uses of the CHECKING_P macro.
16012 (resolve_args_picking): Update call to resolve_args_picking_1.
16014 2016-04-27 Martin Liska <mliska@suse.cz>
16016 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16017 (free_loop_data): Release vuses of groups.
16019 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16021 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16022 instead of redundant use_id and boolean have_use_for.
16023 (struct iv_use): Change sub_id into group_id. Remove field next.
16024 Move fields: related_cands, n_map_members, cost_map and selected
16026 (struct iv_group): ... here. New structure.
16027 (struct iv_common_cand): Use structure declaration directly.
16028 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16029 (MAX_CONSIDERED_USES): Rename macro to ...
16030 (MAX_CONSIDERED_GROUPS): ... here.
16031 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16032 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16033 (dump_uses): Rename to ...
16034 (dump_groups): ... here. Update all uses.
16035 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16036 (find_induction_variables): Refactor format of dump information.
16037 (record_sub_use): Delete.
16038 (record_use): Update all uses.
16039 (record_group): New function.
16040 (record_group_use, find_interesting_uses_op): Call above functions.
16042 (find_interesting_uses_cond): Ditto.
16043 (group_compare_offset): New function.
16044 (split_all_small_groups): Rename to ...
16045 (split_small_address_groups_p): ... here. Update all uses.
16046 (split_address_groups): Update all uses.
16047 (find_interesting_uses): Refactor format of dump information.
16048 (add_candidate_1): Update all uses. Remove redundant check on iv,
16050 (add_candidate, record_common_cand): Remove redundant assert.
16051 (add_iv_candidate_for_biv): Update use.
16052 (add_iv_candidate_derived_from_uses): Update all uses.
16053 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16054 (alloc_use_cost_map): Ditto.
16055 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16056 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16057 (determine_use_iv_cost_generic): Ditto.
16058 (determine_group_iv_cost_generic): Ditto.
16059 (determine_use_iv_cost_address): Ditto.
16060 (determine_group_iv_cost_address): Ditto.
16061 (determine_use_iv_cost_condition): Ditto.
16062 (determine_group_iv_cost_cond): Ditto.
16063 (determine_use_iv_cost): Ditto.
16064 (determine_group_iv_cost): Ditto.
16065 (set_autoinc_for_original_candidates): Update all uses.
16066 (find_iv_candidates): Update all uses. Refactor dump information.
16067 (determine_use_iv_costs): Ditto.
16068 (determine_iv_costs): Ditto.
16069 (iv_ca_cand_for_use): Rename to ...
16070 (iv_ca_cand_for_group): ... here. Update all uses.
16071 (iv_ca_add_use, iv_ca_add_group): Ditto.
16072 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16073 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16074 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16075 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16076 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16077 (create_new_iv, adjust_iv_update_pos): Ditto.
16078 (rewrite_use_address): Delete.
16079 (rewrite_use_address_1): Rename to ...
16080 (rewrite_use_address): ... here.
16081 (rewrite_use_compare): Update all uses.
16082 (rewrite_use): Delete.
16083 (rewrite_uses): Rename to ...
16084 (rewrite_groups): ... here. Update all uses.
16085 (remove_unused_ivs, free_loop_data): Update all uses.
16086 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16088 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16090 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16091 for WORD_REGISTER_OPERATIONS to runtime check.
16093 2016-04-27 Richard Biener <rguenther@suse.de>
16096 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16097 aggregate_value_p to determine if a function result is
16098 returned by reference.
16099 (ipa_pta_execute): Functions having their address taken are
16100 not automatically nonlocal.
16102 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16105 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16106 * fold-const.c (operand_equal_p): If flag_checking and
16107 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16108 and if it returns non-zero, assert iterative_hash_expr on both
16111 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16113 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16115 2016-04-27 Nick Clifton <nickc@redhat.com>
16117 PR middle-end/49889
16118 * varasm.c (merge_weak): Generate an error if an attempt is made
16119 to convert a non-weak static function into a weak, public function.
16121 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16123 * params.def (MAX_PARTITION_SIZE): New param.
16124 * doc/invoke.texi: Document lto-max-partition.
16126 2016-04-27 Richard Biener <rguenther@suse.de>
16129 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16130 function cummulating used_from_other_partition, externally_visible
16131 and force_output from aliases.
16132 (refered_from_nonlocal_var): Likewise.
16133 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16134 node flags properly.
16136 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16138 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16139 (-Wmemset-elt-size): New item.
16141 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16144 * stor-layout.h (internal_reference_types): Delete.
16145 * stor-layout.c (reference_types_internal): Likewise.
16146 (internal_reference_types): Likewise.
16147 (layout_type) <REFERENCE_TYPE>: Adjust.
16149 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16152 * tree.h (inchash::add_expr): Add FLAGS argument.
16153 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16154 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16155 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16156 Formatting fix. Adjust recursive calls. For tcc_comparison,
16157 if swap_tree_comparison (code) is smaller than code, hash that
16158 and arguments in the other order. Hash CONVERT_EXPR the same
16159 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16160 of ADDR_EXPR of decl as the decl itself. Add or remove
16161 OEP_ADDRESS_OF from recursive flags as needed. For
16162 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16163 operands commutatively and only the third one normally.
16164 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16166 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16168 * config/rtems.h (LIB_SPEC): Add -latomic.
16170 2016-04-27 Joel Sherrill <joel@rtems.org>
16172 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16173 xilink.ld and flags not relevant to RTEMS.
16175 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16177 * toplev.c (backend_init_target): Avoid calling init_reload when using
16180 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16182 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16183 for loops rather than one for the whole function.
16185 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16187 * match.pd (X + CST CMP X): New transformation.
16189 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16191 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16192 * fold-const.c (fold_binary_loc): Remove 2 transformations
16193 superseded by match.pd.
16194 * match.pd (x+x -> x*2): Generalize to integers.
16196 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16198 * config/i386/i386.md (operation on memory peephole): Duplicate an
16199 existing peephole and adapt it to match lea rather than an operation
16202 PR rtl-optimization/57193
16203 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16205 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16207 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16209 * tree-if-conv.c (any_pred_load_store): New static variable.
16210 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16211 any_pred_load_store instead of and_mask_load_store.
16212 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16213 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16214 (combine_blocks, tree_if_conversion): Ditto.
16216 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16218 PR tree-optimization/70771
16219 PR tree-optimization/70775
16220 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16221 virtual PHI nodes. Delete parameter.
16222 (if_convertible_loop_p_1): Delete argument to above function.
16223 (predicate_all_scalar_phis): Delete code handling single-argument
16225 (tree_if_conversion): Mark and update virtual SSA.
16227 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16230 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16231 (x86_elf_aligned_common): Rename to ...
16232 (x86_elf_aligned_decl_common): ... this.
16233 Add decl arg. Switch to .lbss for largecomm object. Use
16234 LARGECOMM_SECTION_ASM_OP.
16235 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16237 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16238 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16240 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16241 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16243 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16246 * config/i386/i386.c (SECTION_LARGE): Define.
16247 (x86_64_elf_select_section): Set it for large data/bss sections.
16248 Only clear SECTION_WRITE for .lrodata.
16249 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16251 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16252 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16253 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16255 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16256 * doc/tm.texi: Regenerate.
16258 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16261 * configure.ac (--enable-checking): Document extra flag, for
16262 non-release builds default to --enable-checking=yes,extra.
16263 If misc checking and extra checking, define CHECKING_P to 2 instead
16265 * common.opt (fchecking=): Add.
16266 * doc/invoke.texi (-fchecking=): Document.
16267 * doc/install.texi: Document --enable-checking changes.
16268 * configure: Regenerated.
16269 * config.in: Regenerated.
16271 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16273 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16274 attribute instead of which_alternative.
16275 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16276 Use EXT_REX_SSE_REG_P where appropriate.
16278 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/predicates.md (const0_operand): Do not match
16281 const_wide_int code.
16282 (const1_operand): Ditto.
16284 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16286 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16287 for SSE constm1 operands and TARGET_AVX512VL.
16288 (*movti_internal): Ditto.
16289 (*mov<mode>_or): Use constm1_operand predicate.
16290 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16291 for SSE vector_all_ones operands and TARGET_AVX512VL.
16292 * config/i386/predicates.md (constm1_operand): New predicate.
16293 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16294 emission of constant -1 load.
16296 2016-04-25 Jason Merrill <jason@redhat.com>
16298 * gdbinit.in: Skip is-a.h.
16300 * attribs.c (register_scoped_attributes): Fix logic.
16301 * attribs.h: Declare register_scoped_attributes.
16303 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16305 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16306 stxvd2x and stxvw4x built-in functions.
16308 2016-04-25 DJ Delorie <dj@redhat.com>
16310 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16311 (ashrhi3): Likewise.
16312 (lshrhi3): Likewise.
16314 2016-04-25 Richard Biener <rguenther@suse.de>
16316 PR tree-optimization/70780
16317 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16318 wasn't visited yet.
16319 (compute_antic): Mark blocks with abnormal preds as visited as
16320 they have a final empty antic-in solution already.
16322 2016-04-25 Michael Collison <michael.collison@linaro.org>
16324 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16326 2016-04-25 Michael Collison <michael.collison@linaro.org>
16328 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16329 mode is VQI to improve mixed mode vectorization.
16330 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16331 define_insn to match low half of signed vaddw.
16332 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16333 define_insn to match high half of signed vaddw.
16334 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16335 define_insn to match low half of unsigned vaddw.
16336 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16337 define_insn to match high half of unsigned vaddw.
16338 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16339 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16340 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16342 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16343 * config/arm/predicates.md (vect_par_constant_high): Support
16344 big endian and simplify by calling
16345 arm_simd_check_vect_par_cnst_half
16346 (vect_par_constant_low): Likewise.
16348 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16350 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16351 predicate for operand 2.
16353 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16354 H.J. Lu <hongjiu.lu@intel.com>
16356 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16357 machine_mode argument.
16358 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16359 constm1_rtx operands. For VOIDmode constants, get mode from
16360 pred_mode. Check mode size if the mode is supported by ABI.
16361 (standard_sse_constant_opcode): Do not use standard_constant_p.
16362 Strictly check ABI support for all-ones operands.
16363 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16364 immediates. Update calls to standard_sse_constant_p.
16365 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16366 (ix86_rtx_costs): Ditto.
16367 * config/i386/i386.md (*movxi_internal_avx512f): Use
16368 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16369 Use (v,BC) alternative instead of (v,C). Use register_operand
16370 checks instead of MEM_P.
16371 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16372 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16373 isa attribute. Use register_operand checks instead of MEM_P.
16374 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16375 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16376 alternative and corresponding sse2 isa attribute.
16377 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16378 to standard_sse_constant_p.
16379 (FP constant splitters): Ditto.
16380 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16382 * config/i386/predicates.md (constm1_operand): Remove.
16383 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16384 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16385 vector_all_ones_operand instead of constm1_operand.
16387 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16389 * print-rtl.c (print_rtx_insn_vec): New function.
16390 * print-rtl.h: New prototype.
16391 * store-motion.c (struct st_expr): Make avail_stores a vector.
16392 (st_expr_entry): Adjust.
16393 (free_st_expr_entry): Likewise.
16394 (print_store_motion_mems): Likewise.
16395 (find_moveable_store): Likewise.
16396 (compute_store_table): Likewise.
16397 (delete_store): Likewise.
16398 (build_store_vectors): Likewise.
16400 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16402 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16404 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16406 * vec.h (vec_safe_contains): New function.
16407 (vec::contains): Likewise.
16408 (vec::begin): Likewise.
16409 (vec::end): Likewise.
16411 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16414 * cfgexpand.c (expand_stack_vars): Fix typo.
16416 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16418 * system.h (list, map, set, vector): Include conditionally.
16419 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16420 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16421 * ipa-icf.c (INCLUDE_LIST): Define.
16422 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16423 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16424 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16425 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16426 * cp/logic.cc (INCLUDE_LIST): Define.
16427 * fortran/trans-common.c (INCLUDE_MAP): Define.
16429 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16431 * auto-profile.c: Remove <string.h> include.
16432 * ipa-icf-gimple.c: Remove <list> include.
16433 * diagnostic.c: Remove <new> include.
16434 * genmatch.c: Likewise.
16435 * pretty-print.c: Likewise.
16436 * toplev.c: Likewise
16437 * c/c-objc-common.c: Likewise.
16438 * cp/error.c: Likewise.
16439 * fortran/error.c: Likewise.
16441 2016-04-22 Richard Biener <rguenther@suse.de>
16443 * lto-streamer-in.c (input_ssa_names): Do not allocate
16444 GIMPLE_NOP for all SSA names.
16445 * lto-streamer-out.c (output_ssa_names): Do not output
16446 SSA names that should have been released.
16448 2016-04-22 Richard Biener <rguenther@suse.de>
16450 PR tree-optimization/70740
16451 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
16454 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
16457 * config/i386/predicates.md (call_insn_operand): Replace
16458 sibcall_memory_operand with memory_operand.
16460 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
16462 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
16463 has_single_use() tests.
16464 (register_edge_assert_for_1): Likewise.
16465 (find_assert_locations_1): Check the liveness bitmap instead of
16466 checking has_single_use().
16468 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
16471 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
16472 Extract AVX-512BW constraint from AVX.
16474 2016-04-21 Richard Biener <rguenther@suse.de>
16476 PR tree-optimization/70725
16477 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
16478 for phi_convertible_by_degenerating_args.
16479 (predicate_all_scalar_phis): Handle single-argument PHIs.
16481 2016-04-21 Richard Biener <rguenther@suse.de>
16483 PR middle-end/70747
16484 * fold-const.c (fold_comparison): Return properly typed
16487 2016-04-21 Bin Cheng <bin.cheng@arm.com>
16489 PR tree-optimization/70715
16490 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16491 after expanding BASE using expand_simple_operations.
16493 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16495 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
16496 New transformations.
16498 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
16500 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
16502 2016-04-20 Jan Hubicka <jh@suse.cz>
16504 * ipa-inline.c (can_inline_edge_p): Pass caller info to
16505 ultiimate_alias_target.
16506 (update_callee_keys): Likewise.
16507 (lookup_recursive_calls): Likewise.
16508 (speculation_useful_p): Likewise.
16510 2016-04-20 Jan Hubicka <jh@suse.cz>
16513 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
16514 (set_nothrow_flag_1): ... this; handle interposition correctly;
16515 recurse on aliases and thunks.
16516 (cgraph_node::set_nothrow_flag): New.
16517 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
16518 functions compiled with non-call exceptions that binds to current
16520 (propagate_nothrow): Be safe WRT interposition.
16521 * cgraph.h (set_nothrow_flag): Update prototype.
16523 2016-04-18 Jan Hubicka <jh@suse.cz>
16525 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16526 max_loop_iterations_int.
16527 (tree_unswitch_outer_loop): Likewise.
16529 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16531 PR tree-optimization/69489
16532 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
16533 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
16534 Revise dump message.
16535 (if_convertible_bb_p): Remove check on edge count of basic block's
16538 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16540 PR tree-optimization/56625
16541 PR tree-optimization/69489
16542 * tree-data-ref.h (DR_INNERMOST): New macro.
16543 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
16544 hashing struct innermost_loop_behavior.
16545 (ref_DR_map): Remove.
16546 (innermost_DR_map): New map.
16547 (baseref_DR_map): Revise comment.
16548 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
16549 to innermost_DR_map accroding to its innermost loop behavior.
16550 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
16551 to its innermost loop behavior.
16552 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
16553 Add initialization for innermost_DR_map. Record memory reference
16554 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
16555 have innermost loop behavior.
16556 (if_convertible_loop_p): Remove release for ref_DR_map. Release
16559 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
16561 * config/i386/i386.md (*lea<mode>_general_1): Rename from
16562 *lea_general_1. Use explicit SWI12 mode interator.
16563 (*lea<mode>_general_2): Rename from *lea_general_2.
16564 Use explicit SWI12 mode interator.
16565 (*lea<mode>_general_3): Rename from *lea_general_3.
16566 Use explicit SWI12 mode interator.
16567 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
16568 Use explicit SWI12 mode interator.
16569 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
16570 Use explicit SWI48 mode interator.
16572 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16574 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16575 Short-cut unaligned load and store cases. Handle all integer
16577 (ix86_expand_vector_move_misalign): Short-cut unaligned load
16578 and store cases. Call ix86_avx256_split_vector_move_misalign
16579 directly without checking mode class.
16581 2016-04-20 Andrew Pinski <apinski@cavium.com>
16582 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16585 * config/aarch64/aarch64.md (sibcall): Force call
16586 address to be DImode for ILP32.
16587 (sibcall_value): Likewise.
16589 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
16591 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
16593 2016-04-20 Richard Biener <rguenther@suse.de>
16595 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
16596 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
16597 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
16598 (maybe_push_res_to_seq): Adjust.
16599 * gimple-fold.c (maybe_build_generic_op): Likewise.
16601 2016-04-20 Marek Polacek <polacek@redhat.com>
16603 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
16606 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
16608 * config/i386/sse.md (vec_unpacks_lo_hi): Always
16609 use kmovw to support AVX512F target.
16611 2016-04-20 Bin Cheng <bin.cheng@arm.com>
16613 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
16615 2016-04-20 Marek Polacek <polacek@redhat.com>
16617 PR tree-optimization/70725
16618 * tree-if-conv.c (is_false_predicate): New function.
16619 (predicate_mem_writes): Use it.
16621 2016-04-20 Richard Biener <rguenther@suse.de>
16623 PR tree-optimization/70726
16624 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
16625 shift amounts from a pattern stmt operand.
16627 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16630 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
16631 stack_restore_from_fpr pattern when restoring r15.
16632 (s390_optimize_prologue): Strip away the memory barrier in the
16633 parallel when trying to get rid of restore insns.
16634 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
16635 definition for loading the stack pointer from an FPR. Compared to
16636 the normal move insn this pattern includes a full memory barrier.
16638 2016-04-19 Jakub Jelinek <jakub@redhat.com>
16640 PR middle-end/70680
16641 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
16642 implicitly linear or lastprivate iterator on the outer context.
16644 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16646 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
16648 * config/i386/i386.md (ssememalign): Removed.
16649 * config/i386/sse.md: Remove ssememalign attribute from patterns.
16651 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16654 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
16655 const short * to __builtin_ia32_loaddquhi512_mask.
16656 (_mm512_maskz_loadu_epi16): Likewise.
16657 (_mm512_mask_storeu_epi16): Pass short * to
16658 __builtin_ia32_storedquhi512_mask.
16659 (_mm512_mask_loadu_epi8): Pass const char * to
16660 __builtin_ia32_loaddquqi512_mask.
16661 (_mm512_maskz_loadu_epi8): Likewise.
16662 (_mm512_mask_storeu_epi8): Pass char * to
16663 __builtin_ia32_storedquqi512_mask.
16664 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
16665 const double * to __builtin_ia32_loadupd512_mask.
16666 (_mm512_mask_loadu_pd): Likewise.
16667 (_mm512_maskz_loadu_pd): Likewise.
16668 (_mm512_storeu_pd): Pass double * to
16669 __builtin_ia32_storeupd512_mask.
16670 (_mm512_mask_storeu_pd): Likewise.
16671 (_mm512_loadu_ps): Pass const float * to
16672 __builtin_ia32_loadups512_mask.
16673 (_mm512_mask_loadu_ps): Likewise.
16674 (_mm512_maskz_loadu_ps): Likewise.
16675 (_mm512_storeu_ps): Pass float * to
16676 __builtin_ia32_storeups512_mask.
16677 (_mm512_mask_storeu_ps): Likewise.
16678 (_mm512_mask_loadu_epi64): Pass const long long * to
16679 __builtin_ia32_loaddqudi512_mask.
16680 (_mm512_maskz_loadu_epi64): Likewise.
16681 (_mm512_mask_storeu_epi64): Pass long long *
16682 to __builtin_ia32_storedqudi512_mask.
16683 (_mm512_loadu_si512): Pass const int * to
16684 __builtin_ia32_loaddqusi512_mask.
16685 (_mm512_mask_loadu_epi32): Likewise.
16686 (_mm512_maskz_loadu_epi32): Likewise.
16687 (_mm512_storeu_si512): Pass int * to
16688 __builtin_ia32_storedqusi512_mask.
16689 (_mm512_mask_storeu_epi32): Likewise.
16690 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
16691 char * to __builtin_ia32_storedquqi256_mask.
16692 (_mm_mask_storeu_epi8): Likewise.
16693 (_mm256_mask_loadu_epi16): Pass const short * to
16694 __builtin_ia32_loaddquhi256_mask.
16695 (_mm256_maskz_loadu_epi16): Likewise.
16696 (_mm_mask_loadu_epi16): Pass const short * to
16697 __builtin_ia32_loaddquhi128_mask.
16698 (_mm_maskz_loadu_epi16): Likewise.
16699 (_mm256_mask_loadu_epi8): Pass const char * to
16700 __builtin_ia32_loaddquqi256_mask.
16701 (_mm256_maskz_loadu_epi8): Likewise.
16702 (_mm_mask_loadu_epi8): Pass const char * to
16703 __builtin_ia32_loaddquqi128_mask.
16704 (_mm_maskz_loadu_epi8): Likewise.
16705 (_mm256_mask_storeu_epi16): Pass short * to.
16706 __builtin_ia32_storedquhi256_mask.
16707 (_mm_mask_storeu_epi16): Pass short * to.
16708 __builtin_ia32_storedquhi128_mask.
16709 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
16710 const double * to __builtin_ia32_loadupd256_mask.
16711 (_mm256_maskz_loadu_pd): Likewise.
16712 (_mm_mask_loadu_pd): Pass onst double * to
16713 __builtin_ia32_loadupd128_mask.
16714 (_mm_maskz_loadu_pd): Likewise.
16715 (_mm256_mask_storeu_pd): Pass double * to
16716 __builtin_ia32_storeupd256_mask.
16717 (_mm_mask_storeu_pd): Pass double * to
16718 __builtin_ia32_storeupd128_mask.
16719 (_mm256_mask_loadu_ps): Pass const float * to
16720 __builtin_ia32_loadups256_mask.
16721 (_mm256_maskz_loadu_ps): Likewise.
16722 (_mm_mask_loadu_ps): Pass const float * to
16723 __builtin_ia32_loadups128_mask.
16724 (_mm_maskz_loadu_ps): Likewise.
16725 (_mm256_mask_storeu_ps): Pass float * to
16726 __builtin_ia32_storeups256_mask.
16727 (_mm_mask_storeu_ps): ass float * to
16728 __builtin_ia32_storeups128_mask.
16729 (_mm256_mask_loadu_epi64): Pass const long long * to
16730 __builtin_ia32_loaddqudi256_mask.
16731 (_mm256_maskz_loadu_epi64): Likewise.
16732 (_mm_mask_loadu_epi64): Pass const long long * to
16733 __builtin_ia32_loaddqudi128_mask.
16734 (_mm_maskz_loadu_epi64): Likewise.
16735 (_mm256_mask_storeu_epi64): Pass long long * to
16736 __builtin_ia32_storedqudi256_mask.
16737 (_mm_mask_storeu_epi64): Pass long long * to
16738 __builtin_ia32_storedqudi128_mask.
16739 (_mm256_mask_loadu_epi32): Pass const int * to
16740 __builtin_ia32_loaddqusi256_mask.
16741 (_mm256_maskz_loadu_epi32): Likewise.
16742 (_mm_mask_loadu_epi32): Pass const int * to
16743 __builtin_ia32_loaddqusi128_mask.
16744 (_mm_maskz_loadu_epi32): Likewise.
16745 (_mm256_mask_storeu_epi32): Pass int * to
16746 __builtin_ia32_storedqusi256_mask.
16747 (_mm_mask_storeu_epi32): Pass int * to
16748 __builtin_ia32_storedqusi128_mask.
16749 * config/i386/i386-builtin-types.def (PCSHORT): New.
16750 (PINT64): Likewise.
16751 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
16752 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
16753 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
16754 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
16755 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
16756 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
16757 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
16758 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
16759 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
16760 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
16761 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
16762 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
16763 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
16764 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
16765 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
16766 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
16767 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
16768 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
16769 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
16770 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
16771 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
16772 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
16773 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
16774 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
16775 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
16776 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
16777 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
16778 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
16779 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
16780 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
16781 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
16782 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
16783 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
16784 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
16785 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
16786 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
16787 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
16788 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
16789 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
16790 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
16791 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
16792 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
16793 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
16794 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
16795 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
16796 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
16797 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
16798 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
16799 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
16801 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
16802 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
16804 (ix86_expand_vector_move_misalign): Likewise.
16805 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
16806 to scalar function prototype for unaligned load/store builtins.
16807 (ix86_expand_special_args_builtin): Updated.
16808 * config/i386/sse.md (UNSPEC_LOADU): Removed.
16809 (UNSPEC_STOREU): Likewise.
16810 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
16811 (VI_ULOADSTORE_F_AVX512VL): Likewise.
16812 (ssescalarsize): Handle V4TI, V2TI and V1TI.
16813 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16814 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16815 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
16816 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
16817 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
16818 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
16819 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
16820 (<avx512>_storedqu<mode>_mask): Likewise.
16821 (*sse4_2_pcmpestr_unaligned): Likewise.
16822 (*sse4_2_pcmpistr_unaligned): Likewise.
16823 (*mov<mode>_internal): Renamed to ...
16824 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
16825 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
16826 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
16827 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
16829 2016-04-19 Richard Biener <rguenther@suse.de>
16831 PR tree-optimization/70171
16832 * tree-ssa-phiprop.c: Include stor-layout.h.
16833 (phiprop_insert_phi): Handle the aggregate copy case.
16834 (propagate_with_phi): Likewise.
16836 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
16838 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
16839 instead of simplify_gen_subreg (... , 0).
16840 (ix86_delegitimize_address): Ditto.
16841 (ix86_split_divmod): Ditto.
16842 (ix86_split_copysign_const): Ditto.
16843 (ix86_split_copysign_var): Ditto.
16844 (ix86_expand_args_builtin): Ditto.
16845 (ix86_expand_round_builtin): Ditto.
16846 (ix86_expand_special_args_builtin): Ditto.
16847 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
16848 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
16849 (udivmodqi4): Ditto.
16850 (absneg splitters): Ditto.
16851 (*jcc_bt<mode>_1): Ditto.
16853 2016-04-19 Richard Biener <rguenther@suse.de>
16855 PR tree-optimization/70724
16856 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
16857 restoring out from ...
16858 (free_scc_vn): ... here.
16859 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
16860 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
16862 (pass_fre::execute): Restore SSA info.
16864 2016-04-19 Richard Biener <rguenther@suse.de>
16866 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
16867 * gimple-walk.c (walk_gimple_op): Initialize it.
16868 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
16869 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
16870 remapping SSA names of defs.
16871 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
16874 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
16876 PR middle-end/70689
16877 * lra-constraints.c (equiv_substition_p): New.
16878 (process_alt_operands): Use it.
16879 (swap_operands): Swap it.
16880 (curr_insn_transform): Update it.
16882 2016-04-18 Michael Matz <matz@suse.de>
16884 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
16885 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
16886 * tree-core.h (tree_type_common.align): Use bit-field.
16887 (tree_type_common.spare): New.
16888 (tree_decl_common.off_align): Make smaller.
16889 (tree_decl_common.align): Use bit-field.
16891 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
16892 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
16893 (scan_sharing_clauses): Ditto.
16894 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16895 (omp_finish_file): Ditto.
16896 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
16897 (layout_decl): Ditto.
16898 (relayout_decl): Ditto.
16899 (finalize_record_size): Use SET_TYPE_ALIGN.
16900 (finalize_type_size): Ditto.
16901 (finish_builtin_struct): Ditto.
16902 (layout_type): Ditto.
16903 (initialize_sizetypes): Ditto.
16904 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
16905 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
16906 (lookup_field_for_decl): Use SET_DECL_ALIGN.
16907 (get_chain_field): Ditto.
16908 (get_trampoline_type): Ditto.
16909 (get_nl_goto_field): Ditto.
16910 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
16912 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
16913 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
16914 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16915 (build_qualified_type): Use SET_TYPE_ALIGN.
16916 (build_aligned_type, build_range_type_1): Ditto.
16917 (build_atomic_base): Ditto.
16918 (build_common_tree_nodes): Ditto.
16919 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
16920 (expand_one_stack_var_at): Ditto.
16921 * coverage.c (build_var): Use SET_DECL_ALIGN.
16922 * except.c (init_eh): Ditto.
16923 * function.c (assign_parm_setup_block): Ditto.
16924 * symtab.c (increase_alignment_1): Ditto.
16925 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
16926 * tree-vect-stmts.c (ensure_base_align): Ditto.
16927 * varasm.c (align_variable): Ditto.
16928 (assemble_variable): Ditto.
16929 (build_constant_desc): Ditto.
16930 (output_constant_def_contents): Ditto.
16932 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
16933 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
16934 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
16935 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
16936 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
16938 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
16941 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
16942 replace %vmovsd with "%vmovq".
16943 (vec_concatv2df): Likewise.
16945 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
16948 (*vec_extractv2si_0): Ditto.
16949 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
16950 (zero_extended_scalar_load_operand splitters): Ditto.
16951 (vec_extract splitters): Ditto.
16952 (*vec_extractv4si_0_zext): Ditto.
16953 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
16954 and lowpart_subreg.
16955 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
16956 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
16957 (*sse4_1_extractps): Use lowpart_subreg.
16958 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
16960 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16962 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
16964 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
16965 Mention Solaris 11 packaging changes.
16966 Update gas and gld requirements.
16967 Remove reference to pre-Solaris 10 bug.
16968 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
16970 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
16973 2016-04-17 Jan Hubicka <jh@suse.cz>
16975 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
16976 max_loop_iterations_int.
16978 2016-04-18 Richard Biener <rguenther@suse.de>
16980 PR tree-optimization/43434
16981 * tree-ssa-structalias.c (struct vls_data): New.
16982 (visit_loadstore): Handle all pointer-based accesses.
16983 (compute_dependence_clique): Compute a bitmap of restrict tags
16984 assigned bases and pass it to visit_loadstore.
16986 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
16989 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
16990 armv8.1-a and armv8.1-a+crc.
16992 2016-04-18 Richard Biener <rguenther@suse.de>
16994 PR tree-optimization/70701
16995 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
16996 references after translating through a memcpy.
16998 2016-04-18 Richard Biener <rguenther@suse.de>
17000 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17001 (compute_antic): ... here. For partial antic use regular
17002 postorder and scrap iteration.
17003 (compute_partial_antic_aux): Remove unused return value.
17004 (init_pre): Do not allocate postorder.
17005 (fini_pre): Do not free postorder.
17007 2016-04-18 Richard Biener <rguenther@suse.de>
17009 PR middle-end/37870
17010 * expmed.c (extract_bit_field_1): Remove broken case
17011 using a wider MODE_INT mode.
17013 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17015 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17016 unless compiling with at least GCC-4.8.
17018 2016-04-17 Jan Hubicka <jh@suse.cz>
17021 * graphite.c (graphite_finalize): Update call to
17022 tree_estimate_probability.
17023 * predict.h (tree_estimate_probability): Update prototype.
17025 2016-04-17 Jan Hubicka <jh@suse.cz>
17027 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17028 (tree_estimate_probability): Likewise.
17029 (pass_profile::execute): Update.
17030 (report_predictor_hitrates): New function.
17031 * profile.c (compute_branch_probabilities): Use it.
17032 * predict.h (report_predictor_hitrates): Declare.
17034 2016-04-17 Jan Hubicka <jh@suse.cz>
17037 * cgraph.h (cgraph_node::set_const_flag,
17038 cgraph_node::set_pure_flag): Update prototype to return bool;
17040 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17041 of interposable symbol are interposable, too.
17042 (cgraph_set_const_flag_1): Rename to ...
17043 (set_const_flag_1): ... this one; change to self recursive function
17044 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17045 clearnig the flag in all variants and also virtual thunks of const
17046 functions are pure; track if any change was done.
17047 (cgraph_node::set_const_flag): Update.
17048 (struct set_pure_flag_info): New struct.
17049 (cgraph_set_pure_flag_1): Rename to ...
17050 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17051 rather than pointer encoded flags; track if any changes was done;
17052 handle correctly clearning flag and setting flag of aliases already
17054 (cgraph_node::set_pure_flag): Update.
17055 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17057 2016-04-17 Tom de Vries <tom@codesourcery.com>
17060 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17061 backslash in label.
17063 2016-04-17 Tom de Vries <tom@codesourcery.com>
17065 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17066 '{}<> ' as escape-for-record.
17068 2016-04-17 Tom de Vries <tom@codesourcery.com>
17070 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17073 2016-04-17 Tom de Vries <tom@codesourcery.com>
17076 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17077 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17078 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17079 * passes.c (finish_optimization_passes): Only call
17080 finish_graph_dump_file if dfi->graph_dump_initialized.
17081 (execute_function_dump, pass_init_dump_file): Use
17082 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17084 2016-04-17 Tom de Vries <tom@codesourcery.com>
17086 PR tree-optimization/70256
17087 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17088 (debug_varmap): New function.
17090 2016-04-17 Tom de Vries <tom@codesourcery.com>
17093 * passes.c (pass_manager::register_pass): Propagate pflags.
17095 2016-04-17 Tom de Vries <tom@codesourcery.com>
17098 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17099 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17100 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17101 check if it's equal to p_start.
17102 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17104 2016-04-15 Jan Hubicka <jh@suse.cz>
17107 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17108 function does not bind to current def.
17109 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17110 handle conservatively calls to functions that does not need to bind
17112 (check_call): Update call of worse_state.
17113 (ignore_edge_for_nothrow): Update.
17114 (ignore_edge_for_pure_const): Likewise.
17115 (propagate_pure_const): Update calls to worse_state.
17116 (skip_function_for_local_pure_const): Reformat comments.
17118 2016-04-15 Jan Hubicka <jh@suse.cz>
17121 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17122 (cgraph_node::function_symbol): Likewise.
17123 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17124 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17125 (symtab_node::ultimate_alias_target): Add REF parameter.
17126 (symtab_node::binds_to_current_def_p): Declare.
17127 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17128 (cgraph_node::function_symbol): Likewise.
17129 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17130 (cgraph_node::get_availability): Likewise.
17131 (cgraph_edge::binds_to_current_def_p): New inline function.
17132 (varpool_node::get_availability): Add REF parameter.
17133 (varpool_node::ultimate_alias_target): Likewise.
17134 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17135 (symtab_node::binds_to_current_def_p): Likewise.
17136 * varpool.c (varpool_node::get_availability): Likewise.
17138 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17141 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17142 Fix mode size check.
17144 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17146 * BASE-VER: Set to 7.0.0.
17148 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17150 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17152 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17154 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17155 architecture revisions.
17157 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17159 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17160 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17161 * config/i386/i386.md (stack decrement to push peepholes): Guard
17162 with !x86_using_red_zone ().
17164 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17167 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17168 to dump_generic_node.
17169 (NIY): Pass also flags to do_niy.
17171 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17173 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17174 (simd_clone_vector_of_formal_parm_types)
17175 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17176 (simd_clone_mangle, simd_clone_create)
17177 (simd_clone_adjust_return_type, create_tmp_simd_array)
17178 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17179 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17180 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17181 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17182 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17183 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17184 * omp-simd-clone.c: ... this new file.
17185 (simd_clone_vector_of_formal_parm_types): Make it static.
17186 * Makefile.in (OBJS): Add omp-simd-clone.o.
17188 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17191 * config/i386/sse.md: Use proper memory operand modifiers.
17194 2016-04-15 Richard Biener <rguenther@suse.de>
17195 Alan Modra <amodra@gmail.com>
17197 PR tree-optimization/70130
17198 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17199 when alignment stays not the same and no not use the realign
17202 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17205 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17206 direct move handlers for KFmode. Change TFmode handlers test from
17207 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17209 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17212 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17213 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17214 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17215 * tree-ssa-live.c (remove_unused_scope_block_p): When
17216 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17217 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17218 block_ultimate_origin is FUNCTION_DECL.
17219 (remove_unused_locals): If current_function_decl is
17220 polymorphic_ctor_dtor_p, pass initial true to
17221 remove_unused_scope_block_p' is_ctor_dtor_block.
17223 2016-04-14 Martin Sebor <msebor@redhat.com>
17228 * doc/extend.texi (Variable Length): Revert.
17230 2016-04-14 Marek Polacek <polacek@redhat.com>
17231 Jan Hubicka <hubicka@ucw.cz>
17234 * tree.c (verify_type): Disable the canonical type of main variant
17237 2016-04-14 Jason Merrill <jason@redhat.com>
17239 * cfgexpand.c, expr.c: Revert previous change.
17241 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17243 PR middle-end/70643
17244 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17245 when building a mem ref for the incoming reduction variable.
17247 2016-04-14 Richard Biener <rguenther@suse.de>
17249 PR tree-optimization/70614
17250 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17251 loop if the evolution dropped to chrec_dont_know.
17252 (interpret_condition_phi): Likewise.
17254 2016-04-14 Richard Biener <rguenther@suse.de>
17256 PR tree-optimization/70623
17257 * tree-ssa-pre.c (changed_blocks): Make global ...
17258 (compute_antic): ... local here. Move and fix worklist
17259 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17260 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17261 worklist handling, dump when ANTIC_IN changed.
17262 (compute_partial_antic_aux): Remove worklist handling.
17263 (init_pre): Do not compute post dominators. Add a comment about
17264 the CFG order chosen.
17265 (fini_pre): Do not free post dominators.
17267 2016-04-13 Martin Sebor <msebor@redhat.com>
17272 * doc/extend.texi (Variable Length): Document C++ specifics.
17274 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17277 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17278 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17279 eh edges have been purged.
17282 * tree-sra.c (create_access_replacement,
17283 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17285 * tree-pretty-print.c (dump_fancy_name): New function.
17286 (dump_decl_name, dump_generic_node): Use it.
17288 2016-04-13 Jason Merrill <jason@redhat.com>
17290 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17291 * expr.c (expand_expr_real_1): Likewise.
17293 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17295 * config/i386/i386.md (kunpckhi): Swap operands.
17296 (kunpcksi): Likewise.
17297 (kunpckdi): Likewise.
17298 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17299 (vec_pack_trunc_<mode>): Likewise.
17301 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17304 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17306 PR middle-end/70633
17307 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17308 gimplification turns some element into non-constant.
17311 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17312 * explow.c (convert_memory_address_addr_space_1): No longer static,
17313 add NO_EMIT argument and don't call convert_modes if true, pass
17314 it down recursively, remove break after return.
17315 (convert_memory_address_addr_space): Adjust caller.
17316 * simplify-rtx.c (simplify_unary_operation_1): Call
17317 convert_memory_address_addr_space_1 instead of convert_memory_address,
17318 if it returns NULL, don't simplify.
17320 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17323 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17325 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17327 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17328 Bump the upper SIMDLEN limits, so that if the return type or
17329 characteristic type if the return type is void can be passed in
17330 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17333 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17336 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17337 Do not use "=" constraint on an input constraint.
17338 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17339 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17340 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17341 generates (neg (abs ...)) instead of (abs ...).
17343 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17345 PR rtl-optimization/70596
17346 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17347 just invalidate LRA data and reset them. Adjust dump wording.
17349 2016-04-12 Martin Liska <mliska@suse.cz>
17352 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17354 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17356 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17357 max_loop_iterations_int.
17358 (tree_unswitch_outer_loop): Likewise.
17359 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17360 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17362 2016-04-12 Tom de Vries <tom@codesourcery.com>
17364 PR tree-optimization/68756
17365 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17366 instead of new_name.
17368 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17370 PR tree-optimization/70602
17371 * tree-sra.c (generate_subtree_copies): Don't write anything into
17372 constant pool decls.
17374 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17375 regardless whether there are depend clauses or not.
17377 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17380 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17381 target attribute and pragma from changing the -mfloat128
17382 and -mfloat128-hardware options.
17384 * doc/extend.texi (Additional Floating Types): Document PowerPC
17385 __float128 restrictions.
17387 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17390 * config/aarch64/driver-aarch64.c
17391 (aarch64_get_extension_string_for_isa_flags): New.
17392 (arch_extension): Rename to...
17393 (aarch64_arch_extension): ...This.
17394 (ext_to_feat_string): Rename to...
17395 (aarch64_extensions): ...This.
17396 (aarch64_core_data): Keep track of architecture extension flags.
17397 (cpu_data): Rename to...
17398 (aarch64_cpu_data): ...This.
17399 (aarch64_arch_driver_info): Keep track of architecture extension
17401 (get_arch_name_from_id): Rename to...
17402 (get_arch_from_id): ...This, change return type.
17403 (host_detect_local_cpu): Update and reformat for renames, handle
17404 extensions through common infrastructure.
17406 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17409 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17410 track of a canonical flag name.
17411 (all_extensions): Likewise.
17412 (arch_to_arch_name): Also track extension flags enabled by the arch.
17413 (all_architectures): Likewise.
17414 (aarch64_parse_extension): Move to here.
17415 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17417 (aarch64_rewrite_selected_cpu): Update for above change.
17418 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17419 are handled, such that the single explicit value enabled by an
17420 extension is kept seperate from the implicit values it also enables.
17421 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17423 (aarch64_parse_extension): New.
17424 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17425 here to config/aarch64/aarch64-protos.h.
17426 (aarch64_parse_extension): Move from here to
17427 common/config/aarch64/aarch64-common.c.
17428 (aarch64_option_print): Update.
17429 (aarch64_declare_function_name): Likewise.
17430 (aarch64_start_file): Likewise.
17431 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17432 the canonical flag for extensions.
17433 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
17436 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17438 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
17441 2016-04-09 Tom de Vries <tom@codesourcery.com>
17443 PR tree-optimization/68953
17444 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
17445 first to last subscript.
17447 2016-04-09 Jakub Jelinek <jakub@redhat.com>
17449 PR tree-optimization/70586
17450 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
17453 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
17457 PR tree-optimization/70373
17458 PR middle-end/70533
17459 PR middle-end/70534
17460 PR middle-end/70535
17461 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
17462 clauses for acc parallel reductions as necessary. Error on those
17464 * omp-low.c (scan_sharing_clauses): Don't install variables which
17465 are used in acc parallel reductions.
17466 (lower_rec_input_clauses): Remove dead code.
17467 (lower_oacc_reductions): Add support for reference reductions.
17468 (lower_reduction_clauses): Remove dead code.
17469 (lower_omp_target): Don't remap variables appearing in acc parallel
17471 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
17473 2016-04-08 Jakub Jelinek <jakub@redhat.com>
17475 PR middle-end/70593
17476 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
17477 with multiple SSA_NAME defs, force the outputs other than first
17478 to be live before calling live_track_process_def on each output.
17480 PR rtl-optimization/70574
17481 * fwprop.c (forward_propagate_and_simplify): Don't add
17482 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
17483 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
17484 paradoxical subregs within *loc.
17486 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
17488 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
17489 -ftree-parallelize-loops={0,1}.
17490 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
17491 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
17492 * config/ia64/hpux.h (LIB_SPEC): Likewise.
17493 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
17494 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
17496 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
17499 * asan.c (instrument_derefs): If we get unknown location, extract it
17500 with EXPR_LOCATION.
17501 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
17503 2016-04-08 Tom de Vries <tom@codesourcery.com>
17505 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
17506 implicit firstprivate clause.
17508 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17511 * config/arm/thumb2.md (tst + branch-> lsls + branch
17512 peephole below *orsi_not_shiftsi_si): Require that condition
17513 register is dead after the peephole.
17514 (second peephole after the above): Likewise.
17516 2016-04-08 Alan Modra <amodra@gmail.com>
17519 * builtins.c (fold_builtin_classify): For IBM extended precision,
17520 look at just the high-order double to test for NaN.
17521 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
17522 test just the high double for Inf but both doubles for subnormal
17525 2016-04-07 Jakub Jelinek <jakub@redhat.com>
17527 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
17528 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
17529 node->simdclone->mask_mode != VOIDmode masks.
17530 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
17531 earlier, use it instead of node->simdclone.
17532 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17533 Set clonei->mask_mode.
17535 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17538 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
17539 Pass it through to cp_parser_already_scoped_statement.
17540 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
17541 it through to cp_parser_statement.
17542 (cp_parser_statement): Pass IF_P through to
17543 cp_parser_iteration_statement.
17544 (cp_parser_pragma): Adjust call to
17545 cp_parser_iteration_statement.
17547 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
17550 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
17551 resolve a future -Wparentheses warning.
17552 * omp-low.c (scan_sharing_clauses): Likewise.
17553 * tree-parloops.c (eliminate_local_variables): Likewise.
17555 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
17557 PR rtl-optimization/70398
17558 * lra-constraints.c (process_address_1): Check zero scale and code
17559 for reloading with zero scale.
17561 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
17563 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
17564 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
17566 2016-04-06 Jakub Jelinek <jakub@redhat.com>
17568 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17569 Add support for AVX512F clones, include them by default for
17570 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
17571 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
17574 PR middle-end/70550
17575 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
17576 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
17577 firstprivate clauses.
17578 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
17579 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
17580 (lower_omp_target): Set TREE_NO_WARNING for
17581 non-addressable possibly uninitialized vars which are copied into
17582 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
17584 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
17586 * config/pa/predicates.md (integer_store_memory_operand): Accept
17587 REG+D operands with a large offset when reload_in_progress is true.
17588 (floating_point_store_memory_operand): Likewise.
17590 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17593 * match.pd (nested int casts): Limit to GIMPLE.
17595 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
17598 * ipa-devirt.c (maybe_record_node): Fix comment; use
17599 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
17601 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17603 PR rtl-optimization/70542
17604 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
17605 if there are any uses other than insn or debug insns.
17607 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
17608 Jakub Jelinek <jakub@redhat.com>
17610 PR tree-optimization/70509
17611 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
17612 Shift HOST_WIDE_INT_1U instead of 1.
17614 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
17616 PR tree-optimization/70509
17617 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
17618 of the vector base type for index.
17620 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
17623 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
17625 2016-04-05 Richard Biener <rguenther@suse.de>
17627 PR tree-optimization/70526
17628 * tree-sra.c (build_ref_for_offset): Use prev_base to
17629 extract the alias pointer type.
17631 2016-04-05 Richard Biener <rguenther@suse.de>
17633 * dse.c (struct store_info): Remove alias_set member.
17634 (struct read_info_type): Likewise.
17635 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
17636 spill_deleted, clear_alias_set_lookup): Remove.
17637 (get_group_info): Remove dead base == NULL_RTX case.
17638 (dse_step0): Remove initialization of removed variables.
17639 (delete_dead_store_insn): Reomve alias set dumping.
17640 (free_read_records): Remove alias_set handling.
17641 (canon_address): Remove alias_set_out parameter.
17642 (record_store): Remove spill_alias_set, it's always zero.
17643 (check_mem_read_rtx): Likewise.
17644 (dse_step2): Rename from ...
17645 (dse_step2_nospill): ... this. Adjust.
17646 (scan_stores): Rename from ...
17647 (scan_stores_nospill): ... this.
17648 (scan_reads): Rename from ...
17649 (scan_reads_nospill): ... this.
17650 (scan_stores_spill, scan_reads_spill): Remove.
17651 (dse_step3_scan): Remove for_spills argument which is always false.
17652 (dse_step3): Likewise.
17653 (dse_step5): Rename from ...
17654 (dse_step5_nospill): ... this. Remove alias_set handling.
17655 (rest_of_handle_dse): Adjust.
17657 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17660 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
17661 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
17662 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
17663 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
17665 2016-04-05 Richard Biener <rguenther@suse.de>
17667 PR middle-end/70499
17668 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
17669 non-register type temporaries into SSA.
17671 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
17674 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
17675 calls when sanitizing.
17676 (possible_polymorphic_call_target_p): Fix formatting.
17678 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17679 Jakub Jelinek <jakub@redhat.com>
17681 PR middle-end/70457
17682 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
17683 to ensure a call statement is compatible with a built-in's
17685 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
17688 2016-04-04 Richard Biener <rguenther@suse.de>
17690 PR rtl-optimization/70484
17691 * rtl.h (canon_output_dependence): Declare.
17692 * alias.c (canon_output_dependence): New function.
17693 * dse.c (record_store): Use canon_output_dependence rather
17694 than canon_true_dependence.
17696 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17699 * cgraph.h (symtab_node::copy_visibility_from): New function.
17700 * symtab.c (symtab_node::copy_visibility_from): New function.
17701 * ipa-visibility.c (optimize_weakref): New function.
17702 (function_and_variable_visibility): Use it.
17704 2016-04-04 Martin Liska <mliska@suse.cz>
17707 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
17708 value that is really in range handled by SBR instruction.
17709 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
17710 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
17711 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
17713 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
17717 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
17718 set, but not for SP_REG operands.
17720 2016-04-02 Martin Sebor <msebor@redhat.com>
17723 * fold-const.c (maybe_nonzero_address): New function.
17724 (fold_comparison): Call it. Fold equality and relational
17725 expressions involving null pointers.
17726 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
17728 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
17730 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
17731 the "Y" constraint (scalar FP 0.0 immediate).
17733 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
17734 Add the "const_double" to the list of operand constraints.
17736 2016-04-01 Jakub Jelinek <jakub@redhat.com>
17738 PR rtl-optimization/70467
17739 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
17740 If low word of the last operand is 0, just emit addition/subtraction
17743 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17746 * config/s390/s390.c (s390_expand_insv): Check for everything
17747 constant instead of just VOIDmode stuff.
17749 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17752 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
17754 2016-04-01 Nathan Sidwell <nathan@acm.org>
17756 * tree.def (TRY_CATCH_EXPR): Correct documentation.
17758 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
17760 PR rtl-optimization/70461
17761 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
17764 2016-03-31 Martin Liska <mliska@suse.cz>
17767 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
17768 a tree value or an immediate integer value to a buffer
17769 that is eventually copied to a BRIG section.
17770 (emit_immediate_operand): Call the function here.
17771 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
17772 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
17773 of class' fields that are removed.
17774 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
17775 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
17776 m_brig_repr_size fields.
17778 2016-03-31 Martin Liska <mliska@suse.cz>
17781 * hsa-gen.c (hsa_function_representation::update_dominance): New
17783 (convert_addr_to_flat_segment): Likewise.
17784 (gen_hsa_memory_set): New alignment argument.
17785 (gen_hsa_ctor_assignment): Likewise.
17786 (gen_hsa_insns_for_single_assignment): Provide alignment
17787 to gen_hsa_ctor_assignment.
17788 (gen_hsa_insns_for_direct_call): Add new argument.
17789 (expand_lhs_of_string_op): New function.
17790 (expand_string_operation_builtin): Likewise.
17791 (expand_memory_copy): New function.
17792 (expand_memory_set): New function.
17793 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
17794 (convert_switch_statements): Change signature.
17795 (generate_hsa): Use a return value of the function.
17796 (pass_gen_hsail::execute): Do not call
17797 convert_switch_statements here.
17798 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
17799 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
17800 (hsa_function_representation::update_dominance): New function.
17802 2016-03-31 Martin Liska <mliska@suse.cz>
17805 * hsa-brig.c (emit_directive_variable): Emit alignment
17806 according to hsa_symbol::m_align.
17807 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
17808 (dump_hsa_symbol): Dump alignment of HSA symbols.
17809 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
17810 (gen_hsa_addr_with_align): New function.
17811 (hsa_bitmemref_alignment): Use newly added function.
17812 (gen_hsa_insns_for_load): Likewise.
17813 (gen_hsa_insns_for_store): Likewise.
17814 (gen_hsa_memory_copy): New argument added.
17815 (gen_hsa_insns_for_single_assignment): Respect
17816 alignment for assignments processed via gen_hsa_memory_copy.
17817 (gen_hsa_insns_for_direct_call): Likewise.
17818 (gen_hsa_insns_for_return): Likewise.
17819 (gen_function_def_parameters): Set default alignment.
17820 * hsa.c (hsa_object_alignment): New function.
17821 (hsa_byte_alignment): Pasted function.
17822 * hsa.h (hsa_symbol::m_align): New field.
17824 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17826 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
17827 scratch field for goto case.
17829 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
17831 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
17833 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
17836 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
17837 (scalar_chain::convert_insn): Call convert_op for reg
17838 moves to handle undefined registers.
17840 2016-03-31 Nathan Sidwell <nathan@acm.org>
17843 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
17844 Assert we don't want to move backwards.
17846 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
17849 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
17851 2016-03-31 Jakub Jelinek <jakub@redhat.com>
17853 PR rtl-optimization/70460
17854 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
17855 with operand from REG_LABEL_OPERAND, instead substitute
17856 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
17857 Don't do anything for REG_NON_LOCAL_GOTO jumps.
17859 2016-03-31 Martin Liska <mliska@suse.cz>
17861 * passes.c (execute_one_pass): Do not call
17862 todo_after for a discarded function.
17864 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17866 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
17867 (no_cost, infinite_cost): Initialize the new field.
17868 (get_computation_cost_at): Record setup cost.
17869 (determine_use_iv_cost_address): Skip cost computation for sub
17870 uses if we can estimate it without losing accuracy.
17872 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17874 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17876 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17877 max_loop_iterations_int.
17878 (tree_unswitch_outer_loop): Likewise.
17879 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17880 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17882 2016-03-30 Richard Biener <rguenther@suse.de>
17884 PR middle-end/70450
17885 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
17887 2016-03-30 Jakub Jelinek <jakub@redhat.com>
17890 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
17891 in gen_blendm expander.
17893 2016-03-30 Nick Clifton <nickc@redhat.com>
17896 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
17897 case where we are already provided with an SImode SUBREG.
17899 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
17902 * config/i386/i386.c (ix86_expand_epilogue): Properly check
17903 conflict between DRAP register and __builtin_eh_return.
17905 2016-03-30 Michael Matz <matz@suse.de>
17906 Richard Biener <rguenther@suse.de>
17909 * ipa-polymorphic-call.c (struct type_change_info): Change
17910 speculative to an unsigned allowing to limit the work we do.
17911 (csftc_abort_walking_p): New inline function..
17912 (check_stmt_for_type_change): Limit the number of may-defs
17913 skipped for speculative devirtualization to
17914 max-speculative-devirt-maydefs.
17915 * params.def (max-speculative-devirt-maydefs): New param.
17916 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
17918 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
17921 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
17924 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
17926 PR tree-optimization/59124
17927 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
17928 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
17930 2016-03-29 Jeff Law <law@redhat.com>
17932 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
17934 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17936 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
17939 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
17941 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
17942 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
17943 gcrt0.o if linking dynamically.
17945 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17948 * ipa-devirt.c (methods_equal_p): New function.
17949 (compare_virtual_tables): Use it.
17950 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
17951 * cgraphclones.c (clone_function_name_1): Use
17952 symbol_table::symbol_suffix_separator.
17953 * coverage.c (build_var): Likewise.
17954 * symtab.c (symbol_table::symbol_suffix_separator): New.
17956 2016-03-29 Jakub Jelinek <jakub@redhat.com>
17958 PR rtl-optimization/70429
17959 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
17960 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
17961 mode != result_mode.
17964 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
17966 PR tree-optimization/70405
17967 * ssa-iterators.h (num_imm_uses): Add missing braces.
17969 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
17971 PR rtl-optimization/68695
17972 * ira-color.c (allocno_copy_cost_saving): New.
17973 (improve_allocation): Use it.
17975 2016-03-29 Richard Henderson <rth@redhat.com>
17977 PR middle-end/70355
17978 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
17980 2016-03-29 Richard Biener <rguenther@suse.de>
17982 PR middle-end/70424
17983 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
17984 use alignment returned by get_pointer_alignment_1 if it is
17985 bigger than BITS_PER_UNIT.
17986 * builtins.c (get_pointer_alignment_1): Do not return true
17987 for alignment extracted from SSA info.
17989 2016-03-28 James Bowman <james.bowman@ftdichip.com>
17991 * config/ft32/ft32.opt (mnodiv): New.
17992 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
17993 * doc/invoke.texi (FT32 Options -mnodiv): New.
17995 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
17998 * config/i386/i386.md (define_split, andn): Fix modes.
18000 2016-03-26 Richard Biener <rguenther@suse.de>
18001 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18004 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18006 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18007 as 2nd argument to cl_optimization_restore().
18009 2016-03-25 Richard Henderson <rth@redhat.com>
18012 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18013 * config/aarch64/aarch64-protos.h: Declare it.
18014 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18016 2016-03-25 Alan Modra <amodra@gmail.com>
18019 * config/rs6000/constraints.md (j): Simplify.
18020 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18022 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18023 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18024 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18025 in all constraint alternatives.
18026 (movtd_64bit_nodm): Delete "j" constraint alternative.
18028 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18030 * tree-ssa-propagate.c: Enhance docs for
18031 SSA_PROP_NOT_INTERESTING.
18033 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18035 * doc/extend.texi: Fix typo in documentation to pure attribute.
18037 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18040 * config/pa/pa.md (bswapdi2): Use a scratch register.
18042 2016-03-24 Richard Henderson <rth@redhat.com>
18044 PR middle-end/69845
18045 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18048 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18050 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18051 using ix86_expand_binary_operator instead of gen_andsi3.
18053 2016-03-24 Richard Biener <rguenther@suse.de>
18055 PR tree-optimization/70396
18056 * tree-vect-stmts.c (vectorizable_comparison): Use
18057 get_vectype_for_scalar_type.
18059 2016-03-24 Richard Biener <rguenther@suse.de>
18061 PR middle-end/70370
18062 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18063 with register bases.
18065 2016-03-24 Richard Biener <rguenther@suse.de>
18067 PR tree-optimization/70372
18068 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18069 build_all_ones_cst to also handle vector types correctly.
18071 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18074 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18077 2016-03-23 Marek Polacek <polacek@redhat.com>
18080 * doc/invoke.texi: Document -Wignored-attributes.
18082 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18084 PR tree-optimization/69042
18085 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18086 parameter from 30 to 40.
18088 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18090 PR tree-optimization/69042
18091 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18092 for use with constant offset stripped in base.
18094 2016-03-23 Richard Biener <rguenther@suse.de>
18096 PR middle-end/70251
18097 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18098 mode compatibility check.
18099 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18101 2016-03-23 Jeff Law <law@redhat.com>
18103 PR tree-optimization/64058
18104 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18106 (struct ssa_conflicts): Move up earlier in the file.
18107 (conflicts_, var_map_): New static variables.
18108 (initialize_conflict_count): New function to initialize the
18109 CONFLICT_COUNT field for each conflict pair.
18110 (compare_pairs): Lazily initialize the conflict count and use it
18111 as the first tie-breaker.
18112 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18113 and wipe conflicts_ and map_ around the call to qsort. Remove
18114 special case for 2 coalesce pairs.
18115 * bitmap.c (bitmap_count_unique_bits): New function.
18116 (bitmap_count_bits_in_word): New function, extracted from
18118 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18119 * bitmap.h (bitmap_count_unique_bits): Declare it.
18121 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18124 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18125 transparent alias chain for decl assembler name.
18126 * config/sol2.c (solaris_assemble_visibility): Likewise.
18128 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18130 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18132 (v10_fdivs): Likewise.
18133 (v10_fdivd): Likewise.
18135 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18138 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18139 to not call fclose twice on file.
18141 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18143 PR tree-optimization/70354
18144 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18145 oprnd0 is wider than oprnd1 and there is a cast from the wider
18146 type to oprnd1, mask it with the mask of the narrower type.
18149 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18150 Optimize TARGET_STV splitters, if high or low word of last argument
18153 2016-03-22 Jeff Law <law@redhat.com>
18156 tree-ssa-threadbackward.c
18157 (fsm_find_control_statement_thread_paths): Correctly distinguish
18158 between old style jump threads vs FSM jump threads.
18160 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18163 * config/i386/i386.c (scalar_chain::convert_op): Support
18164 uninitialized register usage case.
18166 2016-03-22 Richard Biener <rguenther@suse.de>
18168 PR middle-end/70251
18169 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18171 (capture::gen_transform): ... to change behavior when substituting
18172 a condition into cond or not-cond expr context.
18173 (dt_simplify::gen_1): Adjust.
18174 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18175 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18176 last change and instead change to
18177 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18178 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18180 2016-03-22 Anthony Green <green@moxielogic.com>
18182 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18183 issue for moxiebox targets.
18184 (CC1PLUS_SPEC): Ditto.
18186 2016-03-22 Richard Biener <rguenther@suse.de>
18188 PR middle-end/70333
18189 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18192 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18194 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18196 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18199 * config/i386/i386.c (def_builtin): Handle
18200 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18202 (const struct builtin_description bdesc_special_args[]):
18203 Remove duplicate ISA bits.
18205 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18208 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18209 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18210 in a way that works also for AVX512BW.
18213 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18214 instead of source if operands[1] is xmm16 and above and
18215 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18216 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18219 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18220 on assign if (*from_p) is a comparison, set it to
18221 TREE_NO_WARNING (*from_p).
18223 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18225 PR middle-end/70326
18226 * lra.c (restore_scratches): Ignore deleted insns.
18228 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18229 Jakub Jelinek <jakub@redhat.com>
18231 PR tree-optimization/70317
18232 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18235 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18238 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18239 of ix86_expand_move.
18241 (movti): Use general_operand for operand 1 predicate.
18243 2016-03-21 Martin Liska <mliska@suse.cz>
18245 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18247 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18249 2016-03-21 Martin Liska <mliska@suse.cz>
18252 * ipa-icf.c (sem_function::parse): Skip static
18253 constructors and destructors.
18255 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18258 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18259 function-like macro, peek following token(s) if it is followed
18260 by CPP_OPEN_PAREN token with optional padding in between, and
18261 if not, don't treat it like a macro.
18263 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18264 Alexander Monakov <amonakov@ispras.ru>
18266 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18267 for the stabs debug format.
18269 2016-03-21 Richard Biener <rguenther@suse.de>
18271 PR tree-optimization/70310
18272 * tree-vect-generic.c (expand_vector_condition): Fold the built
18275 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18278 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18279 Block third alternative for AVX-512VL target,
18281 2016-03-21 Martin Liska <mliska@suse.cz>
18284 * hsa-brig.c (emit_function_directives): Mark unemitted
18285 global variables for emission.
18286 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18287 (get_symbol_for_decl): Likewise.
18288 * hsa.h (struct hsa_symbol): New flag.
18290 2016-03-21 Richard Biener <rguenther@suse.de>
18292 PR tree-optimization/70288
18293 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18294 we do not estimate unsimplified all-constant conditionals or
18295 switches as optimized away.
18297 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18299 PR rtl-optimization/69102
18300 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18301 when we have a readonly dependency context.
18303 2016-03-18 Jeff Law <law@redhat.com>
18305 PR rtl-optimization/70263
18306 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18307 (update_equiv_regs): When trying to move a store to after the insn
18308 that sets the source of the store, make sure the store occurs after
18309 the insn that sets the source of the store. When successful note
18310 the REG_EQUIV note created in the dump file.
18312 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18313 Bernd Schmidt <bschmidt@redhat.com>
18315 * doc/extend.texi: Document more potential problems with basic asms.
18317 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18319 PR rtl-optimization/70278
18320 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18323 2016-03-18 Jason Merrill <jason@redhat.com>
18325 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18327 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18329 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18330 values to 128b regs.
18332 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18334 PR tree-optimization/70252
18335 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18336 boolean vector has a proper number of elements.
18337 (supportable_narrowing_operation): Likewise.
18339 2016-03-18 Tom de Vries <tom@codesourcery.com>
18342 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18344 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18346 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18347 instead of replace_rtx for DEBUG_INSNs.
18349 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18351 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18352 load type reservations.
18354 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18357 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18358 define_constraint for "Q" and "T" constraints.
18360 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18362 Tweak the pipeline model for Exynos M1
18364 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18367 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18370 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18371 where one or both locations aren't within a line_map.
18373 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18376 * opts.c (finish_options): Don't set flag_pie to the default if
18377 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18380 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18382 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18383 true as ALL_REGS argument to replace_rtx.
18385 2016-03-17 Richard Biener <rguenther@suse.de>
18388 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18391 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18394 * rtl.h (replace_rtx): Add ALL_REGS argument.
18395 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18396 equality and assert mode is the same, instead of just rtx pointer
18398 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18399 true as ALL_REGS argument to replace_rtx.
18401 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18403 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18404 for boolean vector with vector mode only.
18405 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18407 2016-03-17 Nick Clifton <nickc@redhat.com>
18410 * config/rx/rx.c (rx_print_integer): Print negative constants in
18413 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18416 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18418 2016-03-16 Richard Henderson <rth@redhat.com>
18419 Richard Biener <rguenth@suse.de>
18421 PR middle-end/70240
18422 PR middle-end/68215
18424 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18425 first operand as is_gimple_condexpr.
18427 PR middle-end/70240
18428 PR middle-end/68215
18430 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18431 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18432 Do not gimplify the result.
18433 (do_unop): Adjust call to tree_vec_extract.
18434 (do_binop): Likewise.
18435 (do_compare): Likewise.
18436 (do_plus_minus): Likewise.
18437 (do_negate): Likewise.
18438 (expand_vector_condition): Likewise.
18439 (do_cond): Likewise.
18441 2016-03-16 Richard Henderson <rth@redhat.com>
18444 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
18445 (aarch64_classify_address): Use it.
18446 (aarch64_legitimize_address): Force all subexpressions of PLUS
18447 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
18449 2016-03-16 Jakub Jelinek <jakub@redhat.com>
18450 Richard Biener <rguenth@suse.de>
18453 * rtlanal.c (replace_rtx): For REG, if from is a REG,
18454 return to even if only REGNO is equal, and assert
18457 2016-03-11 Jeff Law <law@redhat.com>
18459 PR rtl-optimization/70224
18460 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
18462 2016-03-16 Richard Henderson <rth@redhat.com>
18464 PR middle-end/70199
18465 * function.h (struct function): Add has_forced_label_in_static.
18466 * gimplify.c (force_labels_r): Set it.
18467 * lto-streamer-in.c (input_struct_function_base): Read it.
18468 * lto-streamer-out.c (output_struct_function_base): Write it.
18469 * tree-inline.c (has_label_address_in_static_1): Remove.
18470 (copy_forbidden): Remove fndecl parameter; test
18471 has_forced_label_in_static.
18472 (inline_forbidden_p): Update call to copy_forbidden.
18473 (tree_versionable_function_p): Likewise.
18474 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
18475 (chkp_versioning): Likewise.
18476 * tree-inline.h (copy_forbidden): Update decl.
18478 2016-03-16 Marek Polacek <polacek@redhat.com>
18481 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
18482 function being thunked if the result type doesn't have fixed size.
18483 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
18484 doesn't have fixed size.
18486 2016-03-16 Bin Cheng <bin.cheng@arm.com>
18488 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
18489 reporting malformed loop nest.
18491 2016-03-16 Tom de Vries <tom@codesourcery.com>
18494 * ipa-devirt.c (possible_polymorphic_call_targets): Move
18495 nodes.length () == 1 test to before first nodes[0] access.
18497 2016-03-16 Tom de Vries <tom@codesourcery.com>
18499 PR tree-optimization/68715
18500 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
18501 single_pred_p test.
18503 2016-03-16 Tom de Vries <tom@codesourcery.com>
18505 PR tree-optimization/68809
18506 * graphite-scop-detection.c (same_close_phi_node): Test if result types
18509 2016-03-16 Carlos O'Donell <carlos@redhat.com>
18510 Sandra Loosemore <sandra@codesourcery.com>
18512 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
18513 on leaf attribute. Mention ELF interposition problems.
18515 2016-03-16 Alan Modra <amodra@gmail.com>
18517 PR rtl-optimization/69195
18518 PR rtl-optimization/47992
18519 * ira.c (indirect_jump_optimize): Ignore artificial defs.
18522 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
18525 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
18527 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18529 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
18531 2016-03-15 Jakub Jelinek <jakub@redhat.com>
18533 PR rtl-optimization/70222
18534 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
18535 optimization if mode is different from result_mode, queue up masking
18536 of the result in outer_op. Formatting fix.
18538 PR middle-end/70239
18539 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
18542 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18544 PR rtl-optimization/69032
18545 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
18546 looping backwards over basic block insns.
18548 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18551 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
18552 to non-speculative when propagating trap bits.
18554 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18556 PR rtl-optimization/63384
18557 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
18558 DEBUG_INSN_P insns.
18560 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
18563 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
18564 factored out from ...
18565 (sched_analyze_insn): ... here.
18566 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
18567 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
18568 get_implicit_reg_pending_clobbers in it.
18569 (setup_id_reg_sets): Use setup_id_implicit_regs.
18570 (deps_init_id): Ditto.
18572 2016-03-15 Tom de Vries <tom@codesourcery.com>
18575 * cgraph.c (cgraph_node::get_body): Save, reset and restore
18577 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
18578 execute_function_dump.
18579 (execute_one_pass): Don't dump function if it will be dumped after ipa
18582 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
18584 * genrecog.c (match_pattern_2): If pred is NULL don't call
18585 safe_predicate_mode on it.
18587 2016-03-14 Jakub Jelinek <jakub@redhat.com>
18589 PR middle-end/70219
18590 * lra-constraints.c (delete_move_and_clobber): Change assertion
18591 to also allow dregno == 0.
18593 2016-03-14 Richard Henderson <rth@redhat.com>
18596 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
18597 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
18598 (reassociate_bb): Use optimize_vec_cond_expr; avoid
18599 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
18602 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
18605 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
18607 (lra_create_live_ranges_1): initialize hard register biggest_mode to
18609 * lra-constraints.c (split_reg): For hard regs, try to find the
18610 biggest single-register mode used in the function.
18612 2016-03-14 Richard Biener <rguenther@suse.de>
18614 PR tree-optimization/56365
18615 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
18616 constants to compare against.
18618 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
18621 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18622 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
18623 (define_split for the GPR case): Use int_reg_operand instead of
18624 gpc_reg_operand for the output.
18626 2016-03-14 Tom de Vries <tom@codesourcery.com>
18628 PR tree-optimization/70045
18629 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
18630 create_empty_if_region_on_edge argument.
18632 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
18634 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
18635 (STACK_CHECK_PROTECT): Likewise.
18636 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18637 (STACK_CHECK_PROTECT): Likewise.
18638 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18639 (STACK_CHECK_PROTECT): Likewise.
18640 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
18641 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
18642 (STACK_CHECK_PROTECT): Likewise.
18644 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
18646 PR rtl-optimization/69307
18647 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
18648 registers in modes that span more than one register.
18650 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
18653 * lra-constraints.c (delete_move_and_clobber): New.
18654 (remove_inheritance_pseudos): Use it.
18656 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
18659 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
18660 the libcall is LCT_THROW.
18661 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
18662 for the checking routine.
18664 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18667 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
18668 optimization if we have direct move.
18669 (roundu32<mode>2_fprs): Likewise.
18671 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
18674 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
18676 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
18677 Arguments swapped. All callers changed. Take reg_renumber into
18678 account, and Calculate and compare register ranges for hard regs.
18680 2016-03-11 Jeff Law <law@redhat.com>
18682 PR tree-optimization/70190
18683 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18684 Handle cases where we can not extract the taken edge, even though we
18685 found a constant value.
18687 PR tree-optimization/64058
18688 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
18689 (num_coalesce_pairs): Move up earlier in file.
18690 (find_coalesce_pair): Initialize the INDEX field for each pair
18692 (compare_pairs): No longer sort on the elements in each pair.
18693 Instead break ties with the index of the coalesce pair.
18695 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18698 * config/aarch64/aarch64-protos.h
18699 (aarch64_save_restore_target_globals): New prototype.
18700 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
18701 Call the above when popping pragma.
18702 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
18704 (aarch64_set_current_function): Rewrite using the above.
18706 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18708 PR tree-optimization/70177
18709 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
18710 (extract_ops_from_tree): ... this. In the 2 argument
18711 overload remove _1 suffix.
18712 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
18713 (extract_ops_from_tree): ... this.
18714 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
18716 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18717 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
18718 extract_ops_from_tree instead of 2 operand one.
18720 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
18722 PR tree-optimization/70013
18723 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
18724 for constant-pool entries.
18726 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18728 PR rtl-optimization/70174
18729 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
18730 followed by gen_lowpart on force_reg instead of just gen_lowpart.
18732 PR tree-optimization/70169
18733 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
18734 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
18737 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18738 Jakub Jelinek <jakub@redhat.com>
18741 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
18742 of uninitialized values.
18744 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18746 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
18748 ("*trunctddd2"): New pattern definition.
18749 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
18752 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18754 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
18755 definitions for BFP and DFP rounding modes.
18756 ("fixuns_truncdddi2", "fixuns_trunctddi2")
18757 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
18758 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
18759 ("fix_trunctf<mode>2"): Use the new constants instead of magic
18762 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18764 * config/s390/constraints.md: Adjust comment.
18765 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
18766 s390_decompose_addrstyle_without_index.
18767 * config/s390/predicates.md (shift_count_or_setmem_operand):
18768 Rename to setmem_operand.
18769 * config/s390/s390-protos.h
18770 (s390_decompose_shift_count): Rename to
18771 s390_decompose_addrstyle_without_index.
18772 * config/s390/s390.c (s390_decompose_shift_count)
18773 (s390_mem_constraint, print_shift_count_operand)
18774 (print_operand_address, print_operand): Rename
18775 s390_decompose_shift_count to
18776 s390_decompose_addrstyle_without_index and rename
18777 print_shift_count_operand to print_addrstyle_operand troughout the
18779 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
18780 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
18781 Rename shift_count_or_setmem_operand to setmem_operand.
18782 * config/s390/vx-builtins.md ("vec_insert<mode>")
18783 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
18786 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18789 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18790 Handle overlapping retval and newval.
18792 2016-03-10 Nick Clifton <nickc@redhat.com>
18795 * config/aarch64/aarch64.c
18796 (aarch64_override_options_after_change_1): When forcing
18797 flag_omit_frame_pointer to be true, use a special value that can
18798 be detected if this function is called again, thus preventing
18799 flag_omit_leaf_frame_pointer from being forced to be false.
18801 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18803 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
18804 Set x_flag_omit_leaf_frame_pointer when handling
18805 -momit-leaf-frame-pointer.
18807 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18810 * cgraph.c (cgraph_node::dump): Dump split_part and
18811 indirect_call_target.
18812 * cgraph.h (cgraph_node): Add indirect_call_target flag.
18813 * ipa.c (has_addr_references_p): Cleanup.
18814 (is_indirect_call_target_p): New.
18815 (walk_polymorphic_call_targets): Do not mark virtuals that may be
18816 called indirectly as local.
18817 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
18819 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18822 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18823 on cxa_pure_virtual.
18825 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18828 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
18830 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18833 * tree.c (need_assembler_name_p): Only record main variant type names.
18835 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18838 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
18839 Always define to 0 or 1.
18840 (TARGET_FIX_ERR_A53_843419): New macro.
18841 * config/aarch64/aarch64-elf-raw.h
18842 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
18843 * config/aarch64/aarch64-linux.h: Likewise.
18844 * config/aarch64/aarch64.c
18845 (aarch64_override_options_after_change_1): Do not default
18846 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
18848 (aarch64_attributes): Handle fix-cortex-a53-843419.
18849 (aarch64_can_inline_p): Likewise.
18850 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
18852 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
18853 Jakub Jelinek <jakub@redhat.com>
18855 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
18856 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
18857 DECL_COMMONS if flag_unconstrained_commons is set.
18858 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18859 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
18860 (funconstrained-commons): Document.
18862 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18864 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
18865 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
18867 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
18869 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
18870 has a proper number of elements.
18872 2016-03-10 Alan Modra <amodra@gmail.com>
18874 PR rtl-optimization/69195
18875 PR rtl-optimization/47992
18876 * ira.c (recorded_label_ref): Delete.
18877 (update_equiv_regs): Return void.
18878 (indirect_jump_optimize): New function.
18879 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
18880 before regstat_compute_ri. Don't rebuild_jump_labels here.
18881 Delete update_regstat.
18883 2016-03-10 Richard Biener <rguenther@suse.de>
18885 PR tree-optimization/70128
18886 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18887 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
18889 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18891 PR tree-optimization/70152
18892 * tree-sra.c (replace_removed_params_ssa_names): Copy over
18893 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
18896 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
18897 instead of gen_sse2_loadlpd.
18898 * config/i386/sse.md (*vec_concatv2df): Rename to...
18899 (vec_concatv2df): ... this.
18901 PR tree-optimization/70127
18902 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
18904 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18908 * diagnostic-show-locus.c (compatible_locations_p): New function.
18909 (layout::layout): Sanitize ranges using compatible_locations_p.
18911 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18915 * diagnostic-show-locus.c (layout_range::layout_range): Replace
18916 location_range param with three const expanded_locations * and a
18918 (layout::layout): Replace call to
18919 rich_location::lazily_expand_location with get_expanded_location.
18920 Extract the range and perform location expansion here, passing
18921 the results to the layout_range ctor.
18922 * diagnostic.c (source_range::debug): Delete.
18923 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
18924 of rich_location::get_expanded_location.
18925 * gcc-rich-location.c (get_range_for_expr): Delete.
18926 (gcc_rich_location::add_expr): Reimplement to avoid the
18927 rich_location::add_range overload that took a location_range,
18928 passing a location_t instead.
18930 2016-03-09 Richard Biener <rguenther@suse.de>
18931 Jakub Jelinek <jakub@redhat.com>
18933 PR tree-optimization/70138
18934 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18935 Also skip vect_double_reduction_def.
18937 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18940 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
18941 if the operand is "m".
18943 2016-03-09 Nathan Sidwell <nathan@acm.org>
18945 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
18947 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18949 * config/i386/i386.c (processor_target_table): Fix cost table
18950 intialization order for znver1.
18952 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18954 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
18955 - becuase -> because.
18956 * ipa-reference.c (ignore_module_statics): Likewise.
18957 * cgraph.c (cgraph_node::get_body): Likewise.
18958 * ipa-inline.c (early_inliner): Likewise.
18959 * ipa-devirt.c (types_same_for_odr): Likewise.
18960 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
18961 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
18963 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18965 * tree-ssa-math-opts.c: Fix typo in comment.
18967 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18970 * config/i386/i386.c (scalar_chain::make_vector_copies,
18971 scalar_chain::convert_reg): Call end_sequence in between
18972 get_insns and emit_conversion_insns rather than after both
18975 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
18978 * config/i386/i386.h (machine_function): Add
18979 pc_thunk_call_expanded flag.
18980 (ix86_pc_thunk_call_expanded): New define.
18981 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
18982 (*set_got): Rename insn pattern from set_got.
18983 (*set_got_labelled): Rename inst pattern from set_got_labelled.
18984 * config/i386/i386.c (ix86_compute_frame_layout): Use
18985 ix86_pc_thunk_call_expanded to prevent red-zone.
18987 2016-03-07 Martin Jambor <mjambor@suse.cz>
18989 * hsa.h (hsa_get_ctor_statements): Declare.
18990 (hsa_get_dtor_statements): Likewise.
18991 (hsa_get_kernel_dispatch_type): Likewise.
18992 * hsa.c (hsa_get_ctor_statements): New function.
18993 (hsa_get_dtor_statements): Likewise.
18994 (hsa_get_kernel_dispatch_type): Likewise.
18995 * hsa-brig.c (hsa_cdtor_statements): Removed.
18996 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
18997 hsa_get_dtor_statements.
18998 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
18999 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19001 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19003 * config/arm/arm-cores.def (cortex-r8): New.
19004 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19005 * config/arm/arm-tune.md: Likewise.
19006 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19008 2016-03-07 Martin Sebor <msebor@redhat.com>
19010 PR rtl-optimization/19705
19011 * doc/invoke.texi (Options That Control Optimization): Clarify
19012 -fno-branch-count-reg.
19014 2016-02-26 Richard Biener <rguenther@suse.de>
19015 Jeff Law <law@redhat.com>
19017 PR tree-optimization/69740
19018 * cfghooks.c (remove_edge): Request loop fixups if we delete
19019 an edge that might turn an irreducible loop into a natural
19021 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19022 Move after definition of loops_state_clear.
19024 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19026 PR rtl-optimization/69052
19027 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19030 2016-03-07 Tom de Vries <tom@codesourcery.com>
19032 PR tree-optimization/70116
19033 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19034 is_tm_ending stmts and ubsan/asan internal functions.
19035 (find_duplicate): Use it. Don't test is_tm_ending here.
19037 2016-03-07 Richard Biener <rguenther@suse.de>
19039 PR tree-optimization/70115
19040 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19041 (propagate_constants_for_unrolling): Use replace_uses_by.
19043 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19045 PR middle-end/69916
19046 * omp-low.c (struct oacc_loop): Add ifns.
19047 (new_oacc_loop_raw): Initialize it.
19048 (finish_oacc_loop): Clear mask & flags if no ifns.
19049 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19050 (oacc_loop_xform_loop): Add ifns arg & adjust.
19051 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19053 2016-03-07 Richard Henderson <rth@redhat.com>
19056 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19057 (insert_value_copy_on_edge): Likewise.
19059 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19061 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19063 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19066 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19068 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19070 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19072 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19074 Fix sseimul type attribute.
19075 * config/i386/znver1.md
19076 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19077 znver1_sseimul_avx256_load) : Fix the type attribute.
19078 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19079 pipe usage and latency.
19081 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19084 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19085 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19088 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19091 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19093 PR rtl-optimization/69941
19094 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19095 the reg share its mode.
19097 2016-03-04 Jeff Law <law@redhat.com>
19099 PR tree-optimization/69196
19100 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19101 If the both SSA_NAMEs are anonymous, then consider them unassociated
19102 and include the PHI in the statement count.
19104 2016-03-05 Tom de Vries <tom@codesourcery.com>
19106 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19107 construct in oacc routine. Check for oacc region in oacc routine.
19109 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19112 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19113 2016-02-22 changes, instead don't recurse if RECUR is already true.
19114 Don't change *dynamic_check if RECUR. Adjust recursive caller
19115 to pass true to the new argument.
19116 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19119 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19120 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19122 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19124 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19126 PR rtl-optimization/57676
19127 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19128 with flag_checking.
19130 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19132 * tree-vect-patterns.c (search_type_for_mask): Handle
19133 comparison of booleans.
19135 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19137 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19141 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19142 all other ops that have dw_val_class_die_ref operands,
19143 and DW_OP_GNU_entry_value.
19145 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19147 PR rtl-optimization/69904
19148 * config/arm/arm.c (arm_cannot_copy_insn_p):
19149 Return true for load-exclusive instructions.
19151 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19154 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19155 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19156 the pattern no matter if it is used just by non-pattern, pattern
19158 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19159 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19160 oprnd1 def_stmt is in pattern, don't look through it.
19162 2016-03-03 Marek Polacek <polacek@redhat.com>
19164 PR middle-end/70050
19165 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19167 2016-03-03 Martin Liska <mliska@suse.cz>
19169 PR tree-optimization/70043
19170 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19171 previous statement if we see a debug statement.
19173 2016-03-03 Richard Biener <rguenther@suse.de>
19175 PR tree-optimization/55936
19176 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19177 parameter and guard unsafe equivalence use.
19178 (vrp_evaluate_conditional_warnv_with_ops): Always use
19179 safe equivalences but not via the quadratic compare_names
19182 2016-03-03 Michael Collison <michael.collison@linaro.org>
19185 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19186 for operand 1 to s_register_operand. Change predicate for operand
19187 2 to arm_not_immediate_operand.
19189 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19191 * doc/tm.texi: Regenerated.
19193 2016-03-02 Richard Henderson <rth@redhat.com>
19196 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19197 simplification when all args are positive non-fixed registers.
19199 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19201 * target.def (lra_p): Specify that new ports should use LRA.
19203 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19206 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19207 gimplify_type_sizes the type they refer to.
19208 (omp_notice_variable): Handle reference vars to VLAs.
19209 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19210 reference to VLA decls in the second pass instead of first pass.
19212 2016-03-02 Tom de Vries <tom@codesourcery.com>
19214 PR tree-optimization/68659
19215 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19216 new_expr == NULL_TREE.
19217 (get_new_name): Handle ADDR_EXPR.
19219 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19221 PR rtl-optimization/69052
19222 * loop-invariant.c (canonicalize_address): New function.
19223 (inv_can_prop_to_addr_use): Check validity of address expression
19224 which is canonicalized by above function.
19226 2016-03-02 Alan Modra <amodra@gmail.com>
19229 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19232 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19235 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19236 (*movhi_internal): Put mask moves from and to memory separately
19237 from moves from/to GPRs.
19239 2016-03-02 Richard Biener <rguenther@suse.de>
19241 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19242 GENERIC expressions in GIMPLE.
19244 2016-03-02 Richard Biener <rguenther@suse.de>
19246 * config/i386/i386.c (type_natural_mode): Fix typo.
19248 2016-03-02 Nick Clifton <nickc@redhat.com>
19250 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19252 2016-03-02 Richard Biener <rguenther@suse.de>
19253 Uros Bizjak <ubizjak@gmail.com>
19256 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19258 2016-03-02 Richard Biener <rguenther@suse.de>
19260 PR middle-end/67278
19261 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19263 2016-03-02 Marek Polacek <polacek@redhat.com>
19266 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19267 "is promoted to" warning.
19269 2016-03-01 DJ Delorie <dj@redhat.com>
19271 * config.gcc: Deprecate mep-*.
19273 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19275 PR middle-end/70025
19276 * lra-constraints.c (regno_val_use_in): New.
19277 (match_reload): Use it instead of regno_use_in.
19279 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19281 PR rtl-optimization/70007
19282 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19283 references present in REG_EQUAL notes attached to non-SET patterns.
19285 2016-03-01 Jeff Law <law@redhat.com>
19287 PR tree-optimization/69196
19288 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19289 Appropriately clamp the number of statements to copy when the
19290 thread path does not traverse a loop backedge.
19292 PR tree-optimization/69196
19293 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19294 Do count some PHIs in the thread path against the insn count. Decrease
19295 final statement count by one as the control statement in the last
19296 block will get removed. Remove special cased code for handling PHIs
19299 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19302 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19303 asm dialect alternatives to explicit GOTPCREL calls.
19305 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19308 * ira.c (do_reload): Issue warning for generic stack checking here...
19309 * reload1.c (reload): ...instead of here and streamline it.
19311 2016-03-01 Nick Clifton <nickc@redhat.com>
19313 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19315 2016-03-01 Richard Biener <rguenther@suse.de>
19317 PR tree-optimization/69983
19318 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19319 types and fall back to operand_equal_p.
19321 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19324 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19326 * config/s390/constraints.md ("jm8"): New constraint.
19327 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19329 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19331 ("*setmem_long<setmem_and>"): New pattern.
19332 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19334 ("*setmem_long_31z<setmem_and>"): New pattern.
19335 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19336 New substitution rules with the required attributes.
19339 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19342 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19344 * gensupport.c (process_substs_on_one_elem): Split loop to
19345 complete mark_operands_used_in_match_dup on all expressions in the
19347 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19348 and remove function.
19350 2016-03-01 Richard Biener <rguenther@suse.de>
19352 PR middle-end/70022
19353 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19354 vector BIT_FIELD_REF extract.
19356 2016-03-01 Richard Biener <rguenther@suse.de>
19358 PR tree-optimization/69994
19359 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19361 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19363 PR tree-optimization/69956
19364 * tree-vect-stmts.c (supportable_widening_operation): Support
19365 multi-step conversion of boolean vectors.
19366 (supportable_narrowing_operation): Likewise.
19368 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19370 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19373 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19375 * config/s390/subst.md (DSI_VI): New mode iterator.
19376 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19377 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19378 the insn definition.
19379 ("*vec_set<mode>"): Change predicate and add alternative to
19380 support only either register or const_int operands as element
19382 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19384 ("vec_extract<mode>"): New expander.
19385 ("*vec_extract<mode>"): New insn definition supporting reg and
19386 const_int element selectors.
19387 ("*vec_extract<mode>_plus"): New insn definition supporting
19388 reg+const_int element selectors.
19389 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19390 following expander+insn definition.
19391 ("<vec_shifts_name><mode>3"): New expander.
19392 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19394 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19396 * config/s390/s390.md ("*tabort_1"): Change predicate to
19397 nonmemory_operand. Add a second alternative to cover
19398 register as well as const int operands.
19399 ("*tabort_1_plus"): New pattern definition.
19401 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19403 * config/s390/s390.md ("*ashrdi3_cc_31")
19404 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19405 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19406 Merge insn definitions into ...
19407 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19408 New pattern definition.
19409 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19410 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19411 ("*ashr<mode>3_and"): Merge insn definitions into ...
19412 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19413 New pattern definition.
19414 * config/s390/subst.md ("addr_style_op_cc_subst")
19415 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19416 substitutions patterns plus attributes.
19417 Add ashiftrt to SUBST iterator.
19419 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19421 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19422 op2 to nonmemory_operand.
19423 ("*<shift>di3_31", "*<shift>di3_31_and"):
19424 Merge into single pattern definition ...
19425 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19426 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19427 pattern definition ...
19428 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19429 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19432 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19434 * config/s390/predicates.md (const_int_6bitset_operand): New
19436 * config/s390/s390.md: Include subst.md.
19437 ("rotl<mode>3"): New expander.
19438 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
19440 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
19441 * config/s390/subst.md: New file.
19443 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19445 * config/s390/s390.md ("op_type", "atype", "length" attributes):
19446 Remove RRR type. It doesn't really exist.
19447 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
19449 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
19450 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
19451 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
19452 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
19453 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
19454 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
19455 `enabled' attribute.
19457 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19459 * gensupport.c (process_substs_on_one_elem): Split loop to
19460 complete mark_operands_used_in_match_dup on all expressions in the
19462 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19463 and remove function.
19465 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19468 * config/sparc/sparc.c (NWORDS_UP): Rename to...
19469 (CEIL_NWORDS): ...this. Use CEIL macro.
19470 (compute_fp_layout): Adjust to above renaming.
19471 (function_arg_union_value): Likewise.
19472 (sparc_arg_partial_bytes): Likewise.
19473 (sparc_function_arg_advance): Likewise.
19475 2016-02-29 Jeff Law <law@redhat.com>
19477 PR tree-optimization/70005
19478 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
19479 where an object with a boolean range is compared against a value
19482 PR tree-optimization/69999
19483 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
19484 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
19487 2016-02-29 Richard Biener <rguenther@suse.de>
19489 PR tree-optimization/69994
19490 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
19491 (get_unary_op): Look through nop conversions.
19492 (ops_equal_values_p): New function, look for equality diregarding
19494 (eliminate_plus_minus_pair): Use ops_equal_values_p
19495 (repropagate_negates): Do not use get_unary_op here.
19497 2016-02-29 Martin Liska <mliska@suse.cz>
19499 * system.h: Poison ENABLE_CHECKING macro.
19501 2016-02-29 Martin Liska <mliska@suse.cz>
19503 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
19504 is presented in dump flags.
19505 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19506 (hsa_regalloc): Likewise.
19508 2016-02-19 Richard Biener <rguenther@suse.de>
19510 PR tree-optimization/69980
19511 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
19512 permutation of those we need to keep.
19514 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
19517 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
19518 (NWORDS_UP): ...this
19519 (init_cumulative_args): Minor tweaks.
19520 (sparc_promote_function_mode): Likewise.
19521 (scan_record_type): Delete.
19522 (traverse_record_type): New function template.
19523 (classify_data_t): New structure type.
19524 (classify_registers): New inline function.
19525 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
19526 exhausted. Instantiate traverse_record_type on classify_registers and
19527 deal with the case of a structure passed in slot #15 with no FP field
19529 (assign_data_t): New structure type.
19530 (compute_int_layout): New static function.
19531 (compute_fp_layout): Likewise.
19532 (count_registers): New inline function.
19533 (assign_int_registers): New static function.
19534 (assign_fp_registers): Likewise.
19535 (assign_registers): New inline function.
19536 (function_arg_record_value_1): Delete.
19537 (function_arg_record_value_2): Likewise.
19538 (function_arg_record_value_3): Likewise.
19539 (function_arg_record_value): Adjust to above changes. Instantiate
19540 traverse_record_type on count_registers to first count the number of
19541 registers to be used and then on assign_registers to assign them.
19542 (function_arg_union_value): Adjust to above renaming.
19543 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
19544 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
19545 case of a structure passed in slot #15
19546 (sparc_function_arg_advance): Likewise.
19547 (function_arg_padding): Minor tweak.
19549 2016-02-29 Richard Biener <rguenther@suse.de>
19551 PR tree-optimization/69720
19552 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
19553 the adjustment_def path for possibly vectorized defs.
19554 (vect_create_epilog_for_reduction): Handle vectorized initial
19557 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
19559 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
19561 2016-02-27 Jeff Law <law@redhat.com>
19564 2016-02-26 Richard Biener <rguenther@suse.de>
19565 Jeff Law <law@redhat.com>
19567 PR tree-optimization/69740
19568 * cfghooks.c (remove_edge): Request loop fixups if we delete
19569 an edge that might turn an irreducible loop into a natural
19572 2016-02-27 Jakub Jelinek <jakub@redhat.com>
19574 PR rtl-optimization/69896
19575 * tree-vect-generic.c (get_compute_type): Avoid single element
19578 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
19580 Rename the AArch64 tuning option and related functions to enable the
19581 Newton series for the reciprocal square root to reflect its
19582 approximative characteristic.
19584 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
19585 function to "aarch64_emit_approx_rsqrt".
19586 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
19587 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
19588 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
19589 (xgene1_tunings): Likewise.
19590 (use_rsqrt_p): Likewise.
19591 (aarch64_emit_swrsqrt): Use new function name.
19592 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
19593 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
19594 text explaining this option.
19595 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
19597 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19600 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
19601 complain about -mallow-movmisalign without -mvsx if
19602 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
19604 2016-02-26 Joel Sherrill <joel@rtems.org>
19606 * config.gcc: Add x86_64-*-rtems*.
19607 * config/i386/rtems-64.h: New file.
19609 2016-02-26 Joel Sherrill <joel@rtems.org>
19611 * config.gcc: Add aarch64-*-rtems*.
19612 * config/aarch64/rtems.h: New file.
19614 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
19617 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
19618 shift amount using %h. Add comment.
19620 2016-02-26 Richard Biener <rguenther@suse.de>
19621 Jeff Law <law@redhat.com>
19623 PR tree-optimization/69740
19624 * cfghooks.c (remove_edge): Request loop fixups if we delete
19625 an edge that might turn an irreducible loop into a natural
19628 2016-02-26 Martin Jambor <mjambor@suse.cz>
19630 PR middle-end/69920
19631 * tree-sra.c (sra_modify_assign): Do not remove loads of
19632 uninitialized aggregates to SSA_NAMEs.
19634 2016-02-26 Richard Henderson <rth@redhat.com>
19637 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
19638 pseudo in case the target rtx matches the source of the left
19641 2016-02-26 Martin Jambor <mjambor@suse.cz>
19644 * hsa.h (hsa_type_packed_p): Declare.
19645 * hsa.c (hsa_type_packed_p): New function.
19646 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
19648 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
19649 * hsa-brig.c (emit_basic_insn): Likewise.
19651 2016-02-26 Martin Jambor <mjambor@suse.cz>
19654 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
19656 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
19658 2016-02-26 Martin Jambor <mjambor@suse.cz>
19660 * hsa.h (is_a_helper): New overload for hsa_op_immed for
19661 hsa_op_with_type operands.
19662 (hsa_unsigned_type_for_type): Declare.
19663 * hsa.c (hsa_unsigned_type_for_type): New function.
19664 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
19665 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
19666 the finalizer. Do not emit extra move.
19668 2016-02-26 Martin Jambor <mjambor@suse.cz>
19670 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
19671 atomic operations in private segment.
19673 2016-02-26 Martin Jambor <mjambor@suse.cz>
19675 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
19676 statements to wi->info. Also disallow omp simd constructs.
19677 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
19678 for not gridifying. Dump special string for omp_for.
19680 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19683 * config/aarch64/aarch64.c (aarch64_set_current_function):
19684 Save/restore target globals when switching to
19685 target_option_default_node.
19687 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19690 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
19691 Return 0 if !SHIFT_COUNT_TRUNCATED.
19693 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19694 Eric Botcazou <ebotcazou@adacore.com>
19696 PR rtl-optimization/69891
19697 * dse.c (scan_insn): If we can't figure out memset arguments
19698 or they are non-constant, call clear_rhs_from_active_local_stores.
19700 2016-02-26 Martin Liska <mliska@suse.cz>
19702 * doc/extend.texi: Mention clog10, clog10f an clog10l
19703 in Builtins section.
19705 2016-02-26 Martin Liska <mliska@suse.cz>
19707 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
19709 (resolve_args_picking_1): Likewise.
19710 * dwarf2out.h (struct GTY): Likewise.
19712 2016-02-26 Martin Liska <mliska@suse.cz>
19714 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
19715 with flag_checking.
19716 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19718 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
19719 Martin Liska <mliska@suse.cz>
19721 * doc/install.texi: Mention --enable-valgrind-annotations.
19723 2016-02-26 Richard Biener <rguenther@suse.de>
19725 PR tree-optimization/69551
19726 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
19727 looking through aliases adjust DECL_PT_UID to refer to the
19728 ultimate alias target.
19730 2016-02-25 Martin Liska <mliska@suse.cz>
19732 PR middle-end/69919
19733 * alloc-pool.c (after_memory_report): New variable.
19734 * alloc-pool.h (base_pool_allocator ::release): Do not use
19735 the infrastructure if after_memory_report.
19736 * toplev.c (toplev::main): Mark after memory report.
19738 2016-02-25 Richard Biener <rguenther@suse.de>
19740 PR tree-optimization/48795
19741 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
19743 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
19746 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
19747 offloading is enabled and -fopenacc or -fopenmp is specified.
19748 (CRTOFFLOADEND): Likewise.
19749 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
19750 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
19751 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
19752 (offload_objects_file_name): New static var.
19753 (tool_cleanup): Remove offload_objects_file_name file.
19754 (find_offloadbeginend): Replace with ...
19755 (find_crtoffloadtable): ... this.
19756 (run_gcc): Remove offload_argc and offload_argv.
19757 Get offload_objects_file_name from -foffload-objects=... option.
19758 Read names of object files with offload from this file, pass them to
19759 compile_images_for_offload_targets. Don't call find_offloadbeginend and
19760 don't pass offloadbegin and offloadend to the linker. Don't pass
19761 offload non-LTO files to the linker, because now they're not claimed.
19763 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
19766 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19767 on builtin_unreachable.
19769 2016-02-25 Jakub Jelinek <jakub@redhat.com>
19771 PR rtl-optimization/69896
19772 * regcprop.c: Include cfgrtl.h.
19773 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
19774 than remembered mode, either delete it (if noop_move_p), or
19775 treat like copy_p but not noop_p instruction.
19777 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19780 * dwarf2out.c (gen_variable_die): Work around buggy LTO
19781 - allow NULL decl for Fortran DW_TAG_common_block variables.
19783 2016-02-24 Jason Merrill <jason@redhat.com>
19785 * common.opt (flifetime-dse): Add -flifetime-dse=1.
19787 2016-02-24 Richard Biener <rguenther@suse.de>
19788 Jakub Jelinek <jakub@redhat.com>
19790 PR middle-end/69760
19791 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
19792 conditionally executed ops to well-defined overflow behavior.
19794 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19796 PR middle-end/69915
19797 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
19800 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19802 PR rtl-optimization/69886
19803 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
19804 argument. Use it when checking validity of set instructions.
19805 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
19806 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
19808 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
19809 * store-motion.c (find_moveable_store): Update
19810 can_assign_to_reg_without_clobbers_p callsite.
19812 2016-02-24 Richard Biener <rguenther@suse.de>
19814 PR middle-end/68963
19815 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
19817 (record_nonwrapping_iv): Do not fall back to the low/high bound
19818 for non-constant IV bases if the stmt is not always executed.
19820 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19822 * config/arm/arm-cores.def (cortex-a32): New entry.
19823 * config/arm/arm-tables.opt: Regenerate.
19824 * config/arm/arm-tune.md: Regenerate.
19825 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
19826 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
19827 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
19828 for -mcpu and -mtune.
19830 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19833 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
19834 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
19835 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
19836 (atomic_loaddi_1): Delete.
19837 (atomic_loaddi): Rewrite expander using the above changes.
19839 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19842 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
19845 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19846 Richard Biener <rguenth@suse.de>
19848 PR middle-end/69909
19849 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
19850 set_mem_attributes if tem is SSA_NAME which got expanded
19853 2016-02-24 Richard Biener <rguenther@suse.de>
19855 PR tree-optimization/69907
19856 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
19857 end of permutations for BB vectorization.
19859 2016-02-24 Christian Bruel <christian.bruel@st.com>
19861 * config/arm/arm-c.c (arm_option_override): Initialize
19862 target_option_current_node.
19863 * config/arm/arm.c (arm_pragma_target_parse): Replace
19864 build_target_option_node call by target_option_current_node.
19865 Set target_option_current_node.
19868 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
19871 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
19872 define_insn_and_split to define_insn.
19873 (zero_extendqi<mode>2_dot2): Same.
19874 (extendqi<mode>2_dot): Same.
19875 (extendqi<mode>2_dot2): Same.
19877 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19879 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
19880 and add bypass for AES{D,E} and AESMC pairs.
19881 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
19884 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19886 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
19887 series for reciprocal square root in Exynos M1.
19889 2016-02-23 Martin Sebor <msebor@redhat.com>
19892 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
19893 __builtin_alloca_with_align.
19895 2016-02-23 Richard Henderson <rth@redhat.com>
19897 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
19898 (ix86_register_pragmas): Remove __seg_tls.
19899 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
19900 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
19901 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
19902 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
19903 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
19904 * doc/extend.texi (__seg_tls): Remove item.
19906 2016-02-23 Richard Biener <rguenther@suse.de>
19908 * alloc-pool.h (struct allocation_object): Make id member
19909 conditional on CHECKING_P again.
19910 (get_instance): Adjust.
19911 (base_pool_allocator): Likewise.
19913 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
19915 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
19916 (parallelize_loops): In OpenACC kernels mode, set n_threads to
19918 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
19920 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
19922 2016-02-23 Richard Biener <rguenther@suse.de>
19924 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
19925 * bitmap.h (struct bitmap_usage): Likewise.
19926 (bitmap_move): Declare.
19927 * bitmap.c (register_overhead): Take size_t argument.
19928 (bitmap_move): New function.
19929 * df-problems.c (df_rd_transfer_function): Use bitmap_move
19930 to properly account overhead.
19931 * tree.c (free_node): Use tree_size.
19933 2016-02-23 Jakub Jelinek <jakub@redhat.com>
19936 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
19937 when inverting comparison.
19940 * common.opt (Wunreachable-code): Add Warning flag.
19942 2016-02-23 Mark Wielaard <mjw@redhat.com>
19943 Jakub Jelinek <jakub@redhat.com>
19946 * cgraphunit.c (check_global_declaration): Check main_input_filename
19947 and DECL_SOURCE_FILE are not NULL.
19949 2016-02-23 Martin Jambor <mjambor@suse.cz>
19951 PR tree-optimization/69666
19952 * tree-sra.c (sra_modify_assign): Do not attempt to create
19953 default_def replacements for unscalarizable regions.
19955 2016-02-20 Mark Wielaard <mjw@redhat.com>
19958 * cgraphunit.c (check_global_declaration): Check level of
19959 warn_unused_const_variable and main_input_filename.
19960 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
19961 (-Wunused-variable): For C implies -Wunused-const-variable=1.
19962 (-Wunused-const-variable): Explain levels 1 and 2.
19964 2016-02-22 Jakub Jelinek <jakub@redhat.com>
19967 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
19968 identical arguments. Formatting and spelling fixes.
19971 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
19976 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
19977 and m68k-devices.def.
19978 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
19979 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
19981 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
19983 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
19984 and HImode registers.
19986 2016-02-22 Richard Biener <rguenther@suse.de>
19988 PR tree-optimization/69882
19989 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
19990 preserve permutations present because of gaps.
19991 (vect_supported_load_permutation_p): Always continue checking
19992 permutations after vect_attempt_slp_rearrange_stmts.
19994 2016-02-22 Bin Cheng <bin.cheng@arm.com>
19996 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
19997 min_profitable_estimate, rather than min_profitable_iters.
19999 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20002 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20003 SImode for last match_operand.
20005 2016-02-22 Martin Liska <mliska@suse.cz>
20007 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20008 return bitsize - 1 as the return value.
20010 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20014 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20015 Handle negative shift counts.
20016 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20017 force_reg on the shift constant.
20018 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20019 (lshrsi3_d): Handle negative shift counts.
20021 2016-02-22 Richard Biener <rguenther@suse.de>
20022 Tom de Vries <tom@codesourcery.com>
20024 * graph.c: Include dumpfile.h.
20025 (print_graph_cfg): Split into three overloads.
20026 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20028 2016-02-22 Tom de Vries <tom@codesourcery.com>
20030 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20033 2016-02-22 Richard Biener <rguenther@suse.de>
20036 * ipa-inline-transform.c (inline_call): When not updating
20037 overall summaries adjust self size by the growth estimate.
20038 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20039 hash-set, do not update overall summaries here. Renamed from ...
20040 (inline_to_all_callers): ... this which is now wrapping the
20041 above and performing delayed overall summary update.
20042 (early_inline_small_functions): Delay updating of the overall
20045 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20047 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20050 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20053 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20054 :%* in %:gt() argument.
20055 (greater_than_spec_func): Adjust for expecting only numbers,
20056 if there are more than two numbers, compare the last two.
20058 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20060 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20061 -Wnarrowing with -std.
20063 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20066 * expr.c (store_field): Don't use bit-field path if exp is
20067 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20068 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20069 and the assignment can be performed by bitwise copy. Formatting
20072 PR middle-end/69838
20073 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20074 call copy_reg_eh_region_note_forward on before and/or after sequences
20075 and remove note from insn if it no longer can throw.
20078 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20079 if TARGET_AVX512BW.
20081 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20083 * config/s390/vector.md: Add missing commutative operand markers
20084 to the patterns which qualify for one.
20085 * config/s390/vx-builtins.md: Likewise.
20087 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20089 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20090 types to mode iterators.
20091 (vec_double): ... and mode attribute.
20092 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20094 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20096 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20097 Change the predicate of op2 from nonimmediate to general and let
20098 reload fix it if necessary.
20100 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20102 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20104 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20106 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20109 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20111 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20112 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20113 * config/s390/s390.md ("movstr<P:mode>"): Call
20114 s390_expand_vec_movstr.
20116 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20118 * config/s390/s390.md: Add missing output modifier for operand 1
20119 to print it as address properly.
20121 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20123 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20124 * config/s390/2964.md: New file.
20125 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20126 of insn grouping attributes depending on the CPU level.
20127 (s390_get_unit_mask): New function.
20128 (s390_sched_score): Remove the OOO from the scheduling macros.
20129 Add loop to calculate a score for the instruction mix.
20130 (s390_sched_reorder): Likewise plus improve debug output.
20131 (s390_sched_variable_issue): Rename macros as above. Calculate
20132 the unit distances after actually scheduling an insn. Improve
20134 (s390_sched_init): Clear last_scheduled_unit_distance array.
20135 * config/s390/s390.md: Include 2964.md.
20137 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20140 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20141 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20142 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20143 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20144 *avx512f_<code>v8div16qi2_mask_1): New insns.
20146 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20149 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20152 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20153 earlyclobber from target. Use wF constraint for fused memory
20155 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20157 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20158 Martin Liska <mliska@suse.cz>
20161 * cfgexpand.c (asan_sanitize_stack_p): New function.
20162 (partition_stack_vars): Use the function.
20163 (expand_stack_vars): Likewise.
20164 (defer_stack_allocation): Likewise.
20165 (expand_used_vars): Likewise.
20167 2016-02-18 Richard Biener <rguenther@suse.de>
20169 PR middle-end/69553
20170 * fold-const.c (operand_equal_p): Properly compare offsets for
20171 IMAGPART_EXPR and ARRAY_REF.
20173 2016-02-18 Nick Clifton <nickc@redhat.com>
20177 * config/arm/arm.c (arm_option_override_internal): Disable
20178 interworking if the target does not support thumb instructions.
20179 (arm_reload_in_hi): Handle the case where a register to register
20180 move needs reloading because there is no simple pattern to handle
20182 (arm_reload_out_hi): Likewise.
20184 2016-02-18 Richard Biener <rguenther@suse.de>
20186 PR middle-end/69854
20187 * match.pd: Don't use fold_binary or fold_unary for folding
20190 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20193 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20194 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20195 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20196 warn on gimple_no_warning_p statements.
20198 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20200 * doc/extend.texi (C++ Attributes): Correct description of
20201 warn_unused type attribute.
20203 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20205 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20206 correct instruction.
20208 2016-02-17 Richard Biener <rguenther@suse.de>
20210 PR rtl-optimization/69609
20211 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20212 (find_traces_1_round): When ending a trace update cached priority
20214 (bb_to_key): Use cached priority when available.
20215 (copy_bb): Initialize cached priority.
20216 (reorder_basic_blocks_software_trace_cache): Likewise.
20218 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20221 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20223 (aarch64_comparison_operator): Break overly long line into two.
20224 (aarch64_comparison_operation): Likewise.
20225 * config/aarch64/aarch64.md (cstorecc4): Use
20226 aarch64_comparison_operator_mode instead of
20227 aarch64_comparison_operator.
20228 (cstore<mode>4): Likewise.
20229 (aarch64_cstore<mode>): Likewise.
20230 (*cstoresi_insn_uxtw): Likewise.
20231 (cstore<mode>_neg): Likewise.
20232 (*cstoresi_neg_uxtw): Likewise.
20234 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20237 * config/arm/predicates.md (arm_comparison_operator_mode):
20239 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20240 instead of arm_comparison_operator.
20241 (*mov_negscc): Likewise.
20242 (*mov_notscc): Likewise.
20243 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20244 (*thumb2_mov_negscc): Likewise.
20245 (*thumb2_mov_negscc_strict_it): Likewise.
20246 (*thumb2_mov_notscc): Likewise.
20247 (*thumb2_mov_notscc_strict_it): Likewise.
20249 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20251 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20252 Add missing return.
20254 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20256 * config/visium/visium.c (machine_libfunc_index): New enum.
20257 (machine_libfuncs): New structure.
20258 (visium_libfuncs): New static variable.
20259 (TARGET_INIT_LIBFUNCS): Define to...
20260 (visium_init_libfuncs): ...this. New function.
20261 (expand_block_move_4): Use the appropriate libfunc.
20262 (expand_block_move_2): Likewise.
20263 (expand_block_move_1): Likewise.
20264 (expand_block_set_4): Likewise.
20265 (expand_block_set_2): Likewise.
20266 (expand_block_set_1): Likewise.
20267 (visium_trampoline_init): Likewise.
20269 2016-02-17 Nick Clifton <nickc@redhat.com>
20271 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20272 TI's devices.csv file as of March 2016.
20274 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20277 * opts-global.c (handle_common_deferred_options): Introduce and
20278 initialize two global variables to remember command-line options
20279 specifying a stack-limiting register.
20280 * opts.h: Add extern declarations of the two new global variables.
20281 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20282 variable based on the values of the two new global variables.
20284 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20287 * common.opt (Wnonnull-compare): New warning.
20288 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20289 of arguments against NULL.
20290 (-Wnonnull-compare): Document.
20291 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20292 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20293 * passes.def (pass_warn_nonnull_compare): Add.
20294 * gimple-ssa-nonnull-compare.c: New file.
20296 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20298 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20299 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20301 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20303 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20304 reciprocal sqrt for -mlow-precision-recip-sqrt.
20306 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20307 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20309 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20310 always use lane loads to construct non-constant vectors.
20312 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20314 * config/aarch64/aarch64.md
20315 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20316 constraints for operand 3.
20317 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20319 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20320 Richard Biener <rguenther@suse.de>
20322 PR tree-optimization/69820
20323 * tree-vect-patterns.c (type_conversion_p): Return false if
20324 *orig_type is unsigned single precision or boolean.
20325 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20328 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20330 PR rtl-optimization/69764
20331 PR rtl-optimization/69771
20332 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20333 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20335 2016-02-16 Richard Biener <rguenther@suse.de>
20337 PR tree-optimization/69776
20338 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20340 (indirect_refs_may_alias_p): Likewise.
20341 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20342 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20343 according to tbaa_p.
20344 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20345 (optimize_stmt): For redundant store discovery do not allow tbaa.
20347 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20349 PR tree-optimization/69714
20350 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20351 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20353 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20355 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20356 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20357 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20358 * config/arc/arc.c (arc_init): Check FPU options.
20359 (get_arc_condition_code): Handle new CC_FPU* modes.
20360 (arc_select_cc_mode): Likewise.
20361 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20362 register pair only. Allow access for ARCv2 accumulator.
20363 (gen_compare_reg): Whenever we have FPU support use FPU compare
20365 (arc_reorg): Don't generate brcc insns when FPU compare
20366 instructions are involved.
20367 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20368 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20369 floating point emulation.
20370 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20371 (REVERSE_CONDITION): Add new CC_FPU* modes.
20372 (TARGET_FP_SP_BASE): Define.
20373 (TARGET_FP_DP_BASE): Likewise.
20374 (TARGET_FP_SP_FUSED): Likewise.
20375 (TARGET_FP_DP_FUSED): Likewise.
20376 (TARGET_FP_SP_CONV): Likewise.
20377 (TARGET_FP_DP_CONV): Likewise.
20378 (TARGET_FP_SP_SQRT): Likewise.
20379 (TARGET_FP_DP_SQRT): Likewise.
20380 (TARGET_FP_DP_AX): Likewise.
20381 * config/arc/arc.md (ARCV2_ACC): New constant.
20382 (type): New fpu type attribute.
20383 (SDF): Conditional iterator.
20384 (cstore<mode>, cbranch<mode>): Change expand condition.
20385 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20386 handles FPU/FPX cases as well.
20387 * config/arc/arc.opt (mfpu): New option.
20388 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20390 (adddf3, muldf3, subdf3): Removed.
20391 * config/arc/predicates.md (proper_comparison_operator): Recognize
20393 * config/arc/fpu.md: New file.
20394 * doc/invoke.texi (ARC Options): Document mfpu option.
20396 2016-02-16 Richard Biener <rguenther@suse.de>
20398 PR rtl-optimization/69291
20399 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20400 noce_operand_ok check.
20402 2016-02-16 Tom de Vries <tom@codesourcery.com>
20405 * omp-low.c (simd_clone_create): Remove call to
20406 symtab->call_cgraph_insertion_hooks.
20408 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20410 PR tree-optimization/69802
20411 * tree-ssa-reassoc.c (update_range_test): If op is
20412 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20413 op == 1 test of precision 1 integral op, otherwise handle
20414 that case as op itself. Fix up formatting.
20415 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20418 2016-02-16 Richard Biener <rguenther@suse.de>
20420 PR tree-optimization/69586
20421 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20422 types for conversion sources.
20424 2016-02-16 Richard Biener <rguenther@suse.de>
20426 PR middle-end/69801
20427 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20428 mask OEP_ADDRESS_OF.
20430 2016-02-16 Alan Modra <amodra@gmail.com>
20433 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20434 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
20435 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
20437 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
20438 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
20439 (p8_fmrgow_<mode>): Likewise.
20440 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
20442 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
20443 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
20444 to use movdi_internal64. Remove op0_di.
20445 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
20447 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
20449 Add support for the FCCMP insn types
20451 * config/aarch64/aarch64.md (fccmp): Change insn type.
20452 (fccmpe): Likewise.
20453 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
20454 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
20455 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
20456 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
20457 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
20458 * config/arm/types.md (fccmps): Add new insn type.
20459 (fccmpd): Likewise.
20461 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
20463 * alias.c (get_alias_set): Fix a typo in comment.
20465 2016-02-15 Richard Biener <rguenther@suse.de>
20467 PR tree-optimization/69595
20468 * match.pd: Complete range test simplification to true.
20470 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
20472 PR rtl-optimization/69648
20473 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
20474 pic_offset_table_rtx.
20476 PR rtl-optimization/69752
20477 * ira.c (update_equiv_regs): When looking for more than a single SET,
20478 also take other side effects into account.
20480 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20482 * config/s390/s390.c (s390_function_profiler): Add a new sequence
20483 for z900+ CPUs in 31-bit mode.
20485 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
20487 * common/config/s390/s390-common.c (s390_supports_split_stack):
20489 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
20490 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
20491 * config/s390/s390.c (struct machine_function): New field
20492 split_stack_varargs_pointer.
20493 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
20494 in s390_emit_prologue.
20495 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
20497 (morestack_ref): New global.
20498 (SPLIT_STACK_AVAILABLE): New macro.
20499 (s390_expand_split_stack_prologue): New function.
20500 (s390_live_on_entry): New function.
20501 (s390_va_start): Use split-stack vararg pointer if appropriate.
20502 (s390_asm_file_end): Emit the split-stack note sections.
20503 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
20504 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
20505 (UNSPECV_SPLIT_STACK_CALL): New unspec.
20506 (UNSPECV_SPLIT_STACK_DATA): New unspec.
20507 (split_stack_prologue): New expand.
20508 (split_stack_space_check): New expand.
20509 (split_stack_data): New insn.
20510 (split_stack_call): New expand.
20511 (split_stack_call_*): New insn.
20512 (split_stack_cond_call): New expand.
20513 (split_stack_cond_call_*): New insn.
20515 2016-02-15 Richard Biener <rguenther@suse.de>
20517 PR tree-optimization/69783
20518 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20519 Add trivially correct cases.
20521 2016-02-15 Tom de Vries <tom@codesourcery.com>
20524 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
20526 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
20528 2016-02-15 Richard Biener <rguenther@suse.de>
20530 PR tree-optimization/69776
20531 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20532 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
20533 indicate whether we can use TBAA to disambiguate against stores.
20534 Use alias-set zero if not.
20535 (visit_reference_op_store): Do not use TBAA when looking up
20537 * tree-ssa-pre.c (compute_avail): Use TBAA here.
20538 (eliminate_dom_walker::before_dom_children): But not when looking
20539 up redundant stores.
20541 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
20543 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
20545 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20547 * config/i386/znver1.md
20548 (znver1_pop, znver1_pop_mem,
20549 znver1_load_imov_double_store,
20550 znver1_load_imov_direct_store,
20551 znver1_load_imov_direct_load,
20552 znver1_load_imov_double_load): Add new.
20553 (znver1_insn, znver1_insn_load): Add icmov type.
20554 (znver1_sseavx_fma,
20555 znver1_sseavx_fma_load,
20557 znver1_avx256_fma_load): Fix pipe usage.
20559 2016-02-14 Alan Modra <amodra@gmail.com>
20562 * reload.c (find_reloads_address_1): For pre/post-inc/dec
20563 with an invalid hard reg, reload just the reg not the entire
20564 pre/post-inc/dec address expression.
20566 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20569 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
20570 fixed R1_REG scratch reg.
20571 (sibcall_value_pcrel_fdpic): Likewise.
20573 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
20577 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
20579 2016-02-12 Walter Lee <walt@tilera.com>
20581 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
20582 * config/tilegx/t-tilegx: Likewise.
20584 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20587 * diagnostic-show-locus.c (struct line_span): New struct.
20588 (layout::get_first_line): Delete.
20589 (layout::get_last_line): Delete.
20590 (layout::get_num_line_spans): New member function.
20591 (layout::get_line_span): Likewise.
20592 (layout::print_heading_for_line_span_index_p): Likewise.
20593 (layout::get_expanded_location): Likewise.
20594 (layout::calculate_line_spans): Likewise.
20595 (layout::m_first_line): Delete.
20596 (layout::m_last_line): Delete.
20597 (layout::m_line_spans): New field.
20598 (layout::layout): Update comment. Replace m_first_line and
20599 m_last_line with m_line_spans, replacing their initialization
20600 with a call to calculate_line_spans.
20601 (diagnostic_show_locus): When printing source lines and
20602 annotations, rather than looping over a single span
20603 of lines, instead loop over each line_span within
20604 the layout, with an inner loop over the lines within them.
20605 Call the context's start_span callback when changing line spans.
20606 * diagnostic.c (diagnostic_initialize): Initialize start_span.
20607 (diagnostic_build_prefix): Break out the building of the location
20608 part of the string into...
20609 (diagnostic_get_location_text): ...this new function, rewriting
20610 it from nested ternary expressions to a sequence of "if"
20612 (default_diagnostic_start_span_fn): New function.
20613 * diagnostic.h (diagnostic_start_span_fn): New typedef.
20614 (diagnostic_context::start_span): New field.
20615 (default_diagnostic_start_span_fn): New prototype.
20617 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20620 * gcc.c (driver::finalize): Fix cleanup of "specs".
20622 2016-02-12 David Malcolm <dmalcolm@redhat.com>
20626 * gcc.c (driver::driver): Initialize m_option_suggestions.
20627 (driver::~driver): Clean up m_option_suggestions.
20628 (suggest_option): Convert to...
20629 (driver::suggest_option): ...this, and split out into
20630 driver::build_option_suggestions and find_closest_string.
20631 (driver::build_option_suggestions): New function, from
20632 first half of suggest_option. Special-case
20633 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
20634 the sanitizer_opts array. For options of enum types, add the
20635 various enum values to the candidate strings.
20636 (driver::handle_unrecognized_options): Remove "const".
20637 * gcc.h (driver::handle_unrecognized_options): Likewise.
20638 (driver::build_option_suggestions): New decl.
20639 (driver::suggest_option): New decl.
20640 (driver::m_option_suggestions): New field.
20641 * opts-common.c (add_misspelling_candidates): New function.
20642 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
20643 and make non-static.
20644 * opts.h (sanitizer_opts): New array decl.
20645 (add_misspelling_candidates): New function decl.
20646 * spellcheck.c (find_closest_string): New function.
20647 * spellcheck.h (find_closest_string): New function decl.
20649 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20651 PR rtl-optimization/69764
20652 PR rtl-optimization/69771
20653 * optabs.c (expand_binop_directly): For shift_optab_p, force
20654 convert_modes with VOIDmode if xop1 has VOIDmode.
20656 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
20659 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
20660 to correctly determine instrumentation thunks.
20662 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20665 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
20666 type by reference, force lhs on the call.
20669 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
20670 Compute retval and retbnd early in all cases if split_part_return_p
20671 and return_bb is not EXIT. Remove all clobber stmts and reset
20672 all debug stmts that refer to SSA_NAMEs defined in split part,
20673 except if it is retval, in that case replace the old retval with the
20674 lhs of the call to the split part.
20676 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20679 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20681 PR middle-end/66726
20682 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20683 whose result is used in PHI.
20684 (maybe_optimize_range_tests): Likewise.
20685 (final_range_test_p): Likweise.
20687 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20689 PR middle-end/66726
20690 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20691 whose result is used in PHI.
20692 (maybe_optimize_range_tests): Likewise.
20693 (final_range_test_p): Likweise.
20695 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20697 * cgraph.c: Spelling fixes - behaviour -> behavior and
20698 neighbour -> neighbor.
20699 * target.def: Likewise.
20700 * sel-sched.c: Likewise.
20701 * config/mips/mips.c: Likewise.
20702 * config/arc/arc.md: Likewise.
20703 * config/arm/cortex-a57.md: Likewise.
20704 * config/arm/arm.c: Likewise.
20705 * config/arm/neon.md: Likewise.
20706 * config/arm/arm-c.c: Likewise.
20707 * config/vms/vms-c.c: Likewise.
20708 * config/s390/s390.c: Likewise.
20709 * config/i386/znver1.md: Likewise.
20710 * config/i386/i386.c: Likewise.
20711 * config/ia64/hpux-unix2003.h: Likewise.
20712 * config/msp430/msp430.md: Likewise.
20713 * config/rx/rx.c: Likewise.
20714 * config/rx/rx.md: Likewise.
20715 * config/aarch64/aarch64-simd.md: Likewise.
20716 * config/aarch64/aarch64.c: Likewise.
20717 * config/nvptx/nvptx.c: Likewise.
20718 * config/bfin/bfin.c: Likewise.
20719 * config/cris/cris.opt: Likewise.
20720 * config/rs6000/rs6000.c: Likewise.
20721 * target.h: Likewise.
20722 * spellcheck.c: Likewise.
20723 * ira-build.c: Likewise.
20724 * tree-inline.c: Likewise.
20725 * builtins.c: Likewise.
20726 * lra-constraints.c: Likewise.
20727 * explow.c: Likewise.
20728 * hwint.h: Likewise.
20729 * targhooks.c: Likewise.
20730 * tree-vect-data-refs.c: Likewise.
20731 * expr.c: Likewise.
20732 * doc/tm.texi: Likewise.
20733 * doc/extend.texi: Likewise.
20734 * doc/install.texi: Likewise.
20735 * doc/md.texi: Likewise.
20736 * tree-ssa-tail-merge.c: Likewise.
20737 * sched-int.h: Likewise.
20738 * match.pd: Likewise.
20739 * sched-ebb.c: Likewise.
20740 * target.def (omit_struct_return_reg): Likewise.
20741 * gimple-ssa-isolate-paths.c: Likewise.
20742 (find_implicit_erroneous_behaviour): Renamed to...
20743 (find_implicit_erroneous_behavior): ... this.
20744 (find_explicit_erroneous_behaviour): Renamed to...
20745 (find_explicit_erroneous_behavior): ... this.
20746 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
20748 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
20750 PR rtl-optimization/64682
20751 PR rtl-optimization/69567
20752 PR rtl-optimization/69737
20753 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
20754 in I2 as well, just lose it.
20756 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20758 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
20760 (aarch64_last_printed_tune_string): Likewise.
20761 (aarch64_declare_function_name): Only output .arch assembler
20762 directive if it will be different from the previously output
20763 directive. Same for .tune comment but only if -dA is set.
20764 (aarch64_start_file): New function.
20765 (TARGET_ASM_FILE_START): Define.
20767 2016-02-11 David Malcolm <dmalcolm@redhat.com>
20770 * Makefile.in (PLUGIN_HEADERS): Add params.list.
20772 2016-02-11 Jakub Jelinek <jakub@redhat.com>
20775 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
20776 -Wmaybe-uninitialized warning.
20778 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
20781 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
20783 2016-02-11 Richard Biener <rguenther@suse.de>
20785 PR rtl-optimization/69291
20786 * ifcvt.c (noce_try_store_flag_constants): Do not allow
20787 subexpressions affected by changing the result.
20789 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
20792 * lra-constraints.c (curr_insn_transform): Find in/out operands
20793 for secondary memory moves. Update dups.
20795 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
20797 PR tree-optimization/69652
20798 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
20799 to nested loop, did source re-formatting, skip debug statements,
20800 add check on statement with volatile operand, remove dead scalar
20803 2016-02-10 Jakub Jelinek <jakub@redhat.com>
20804 Patrick Palka <ppalka@gcc.gnu.org>
20808 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
20809 calls if the return type is TREE_ADDRESSABLE.
20810 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
20811 * ipa-split.c (split_function): Fix doubled "we" in comment.
20812 Use void return type for the split part even if
20813 !split_point->split_part_set_retval.
20815 2016-02-10 Bin Cheng <bin.cheng@arm.com>
20817 PR tree-optimization/68021
20818 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
20819 when computing the value of biv cand by itself.
20821 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20823 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
20824 (cortexa57_tunings): Likewise.
20825 (cortexa72_tunings): Likewise.
20826 (arch_macro_fusion_pair_p): Add support for AES fusion.
20827 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
20828 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
20829 Allow virtual registers before reload so early scheduling works.
20830 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
20831 correct latency and pipeline.
20832 (cortex_a57_crypto_complex): Likewise.
20833 (cortex_a57_crypto_xor): Likewise.
20834 (define_bypass): Add AES bypass.
20836 2016-02-10 Richard Biener <rguenther@suse.de>
20838 PR tree-optimization/69726
20839 * passes.def: Add DCE pass before late uninit.
20840 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
20841 really fixup if-conversions job.
20843 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20845 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
20846 (arm_cortex_a57_tune): Likewise.
20847 (aarch_macro_fusion_pair_p): Add support for AES fusion.
20848 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
20850 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
20852 * timevar.def (TV_PHASE_DBGINFO): Delete.
20853 (TV_PHASE_CHECK_DBGINFO): Likewise.
20854 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
20856 2016-02-10 Richard Biener <rguenther@suse.de>
20858 PR tree-optimization/69719
20859 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20860 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
20862 2016-02-09 Andrew Pinski <apinski@cavium.com>
20865 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
20866 get_vcond_mask_icode returns false.
20868 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20871 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
20872 an ADDIS that adds a pointer to a large constant that sets the
20873 upper16 bits with a load operation.
20875 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20878 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
20880 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
20882 (vzipq_s16): Likewise.
20883 (vzipq_s32): Likewise.
20884 (vzipq_f32): Likewise.
20885 (vzipq_u8): Likewise.
20886 (vzipq_u16): Likewise.
20887 (vzipq_u32): Likewise.
20888 (vzipq_p8): Likewise.
20889 (vzipq_p16): Likewise.
20891 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20894 * config/arm/arm.c (neon_endian_lane_map): New function.
20895 (neon_vector_pair_endian_lane_map): New function.
20896 (arm_evpc_neon_vuzp): Allow for big endian lane order.
20897 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
20899 (vuzpq_s16): Likewise.
20900 (vuzpq_s32): Likewise.
20901 (vuzpq_f32): Likewise.
20902 (vuzpq_u8): Likewise.
20903 (vuzpq_u16): Likewise.
20904 (vuzpq_u32): Likewise.
20905 (vuzpq_p8): Likewise.
20906 (vuzpq_p16): Likewise.
20908 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
20911 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
20914 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
20916 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
20917 truncate const_int operand 1 to QImode.
20919 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
20921 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
20922 corresponding to an abnormal edge.
20924 2016-02-09 Tom de Vries <tom@codesourcery.com>
20926 PR tree-optimization/69599
20927 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
20929 (find_func_aliases_for_builtin_call, find_func_clobbers)
20930 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
20933 2016-02-09 Richard Biener <rguenther@suse.de>
20935 PR tree-optimization/69715
20936 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
20937 LHS on calls as non-rewritable.
20939 2016-02-09 Tom de Vries <tom@codesourcery.com>
20942 * lto-wrapper.c (append_diag_options): New function.
20943 (compile_offload_image): Call append_diag_options.
20945 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
20948 * doc/extend.texi (Flag Output Operands): Correct sectioning.
20949 Minor copy-edit to fix verb tenses.
20951 2016-02-08 Jakub Jelinek <jakub@redhat.com>
20953 PR tree-optimization/69209
20954 * ipa-split.c (split_function): If split part is not
20955 returning retval, retval has gimple type but is not
20956 gimple value, force it into a SSA_NAME first.
20958 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
20960 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
20963 2016-02-08 Jason Merrill <jason@redhat.com>
20966 * convert.c (convert_to_integer_1): Check dofold on truncation
20968 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
20969 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
20970 Rename from *_nofold.
20971 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
20972 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
20974 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
20977 * tree.c (build_common_tree_nodes): Remove short_double argument.
20978 All callers changed.
20979 * tree.h (build_common_tree_nodes): Adjust declaration.
20980 * doc/invoke.texi (-fshort-double): Remove documentation.
20981 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20982 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
20983 * lto-wrapper.c (merge_and_complain, append_compiler_options)
20984 (append_linker_options): Don't handle OPT_fshort_double.
20986 PR rtl-optimization/68730
20987 * lra-remat.c (insn_to_cand_activation): New static variable.
20988 (lra_remat): Allocate and free it.
20989 (create_cand): New arg activation. Initialize a field in
20990 insn_to_cand_activation if it is nonnull.
20991 (create_cands): Pass the activation insn to create_cand when making
20992 a candidate involving an output reload. Reorganize code a little.
20993 (do_remat): Keep track of active status of candidates in a separate
20996 2016-02-08 Richard Biener <rguenther@suse.de>
20998 PR tree-optimization/69719
20999 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21000 Properly use absolute of the difference of the two offsets to
21001 compare or adjust the segment length.
21003 2016-02-08 Richard Biener <rguenther@suse.de>
21004 Jeff Law <law@redhat.com>
21007 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21008 types for anonymous SSA names.
21010 2016-02-08 Richard Biener <rguenther@suse.de>
21012 PR rtl-optimization/69274
21013 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21015 2016-02-08 Jeff Law <law@redhat.com>
21017 PR tree-optimization/65917
21018 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21019 equivalences from if (x == y) style conditionals.
21020 (loop_depth_of_name): Remove.
21021 (record_equality): Remove loop depth check.
21022 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21023 (const_and_copies::record_const_or_copy_raw): New member function.
21024 * tree-ssa-scopedtables.c
21025 (const_and_copies::record_const_or_copy_raw): New, factored out of
21026 (const_and_copies::record_const_or_copy): Call new member function.
21028 2016-02-05 Jeff Law <law@redhat.com>
21030 PR tree-optimization/68541
21031 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21032 (count_stmts_in_block): New function.
21033 (poor_ifcvt_candidate_code): Likewise.
21034 (is_feasible_trace): Add some heuristics to determine when path
21035 splitting is profitable.
21036 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21037 is a diamond with a single exit.
21039 2016-02-05 Martin Sebor <msebor@redhat.com>
21042 * doc/invoke.texi: Update -Wplacement-new to take an optional
21045 2016-02-06 Richard Henderson <rth@redhat.com>
21048 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21049 out of non-standard address spaces.
21051 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21053 PR rtl-optimization/69691
21054 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21056 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21058 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21059 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21060 (*ieee128_mfvsrd_64bit): Likewise.
21061 (*ieee128_mfvsrd_32bit): Likewise.
21063 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21067 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21069 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21070 instrumented_version.
21072 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21074 * doc/invoke.texi (Optimize Options): In table of --param options
21075 rename second occurrence of tracer-min-branch-ratio to
21076 tracer-min-branch-probability, rename
21077 tracer-min-branch-ratio-feedback to
21078 tracer-min-branch-probability-feedback and clarify description,
21079 rename sched-spec-state-edge-prob-cutoff to
21080 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21081 to selsched-insns-to-rename, rename lto-minpartition to
21082 lto-min-partition, delete reorder-blocks-duplicate and
21083 reorder-blocks-duplicate-feedback.
21085 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21087 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21090 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21092 * doc/extend.texi: S/390: Correct some typos.
21094 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21096 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21098 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21101 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21102 (s390_register_info_gprtofpr): Use new macros above.
21103 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21105 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21106 its name. Adjust restore and save gpr ranges.
21107 (s390_register_info_set_ranges): New function.
21108 (s390_register_info): Use new macros above. Call
21109 s390_register_info_set_ranges.
21110 (s390_optimize_register_info): Likewise.
21111 (s390_hard_regno_rename_ok): Use new macros.
21112 (s390_hard_regno_scratch_ok): Likewise.
21113 (s390_emit_epilogue): Likewise.
21114 (s390_can_use_return_insn): Likewise.
21115 (s390_optimize_prologue): Likewise.
21116 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21118 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21121 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21123 (ix86_option_override_internal): Disable TARGET_STV even for
21124 -m{incoming,preferred}-stack-boundary=3.
21126 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21128 * config.gcc: Mark deprecated rtems targets as obsolete.
21130 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21132 PR rtl-optimization/64682
21133 PR rtl-optimization/69567
21134 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21135 before I2 only if the register is both used and set in I2.
21137 2016-02-04 DJ Delorie <dj@redhat.com>
21139 * config/msp430/msp430.c (msp430_start_function): Add function type.
21141 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21144 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21146 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21148 PR rtl-optimization/69577
21150 2015-10-29 Richard Henderson <rth@redhat.com>
21154 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21155 sse check to the exact conditions of PR 67609.
21157 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21160 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21161 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21162 not allowed into the traditional Altivec registers.
21163 (movtd_64bit_nodm): Likewise.
21164 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21166 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21168 * config/aarch64/cortex-a57-fma-steering.c
21169 (aarch64_register_fma_steering): Remove "static" from arguments
21172 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21175 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21176 twice when complex.
21178 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21180 * doc/invoke.texi: Delete -mno-fma4.
21182 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21184 PR rtl-optimization/69577
21185 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21186 (find_subregs_of_mode): Update accordingly. Iterate over partial
21189 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21191 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21192 * config/arm/arm.c (neon_reinterpret): Remove.
21193 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21194 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21195 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21196 vreinterpretti): Remove.
21197 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21198 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21199 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21200 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21201 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21202 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21203 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21204 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21205 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21206 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21207 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21208 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21209 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21210 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21211 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21212 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21213 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21214 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21215 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21216 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21217 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21218 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21219 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21220 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21221 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21222 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21223 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21224 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21225 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21226 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21227 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21228 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21229 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21230 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21231 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21232 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21233 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21234 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21235 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21236 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21237 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21238 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21239 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21240 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21241 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21242 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21243 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21244 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21245 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21246 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21247 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21248 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21249 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21250 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21251 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21252 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21253 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21254 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21255 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21256 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21257 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21258 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21259 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21260 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21261 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21262 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21263 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21264 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21265 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21266 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21267 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21268 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21269 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21270 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21271 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21272 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21273 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21274 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21275 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21276 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21277 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21278 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21279 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21280 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21281 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21282 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21283 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21284 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21285 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21286 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21287 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21288 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21289 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21290 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21291 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21292 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21293 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21294 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21295 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21296 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21297 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21298 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21299 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21301 2016-02-04 Martin Liska <mliska@suse.cz>
21304 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21305 that are gimple_store_p.
21306 (maybe_instrument_call): Likewise.
21308 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21310 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21311 register scaling out of memory reference and comment why.
21313 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21317 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21318 folding the source of a SET.
21320 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21324 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21325 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21327 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21331 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21334 2016-02-04 Christian Bruel <christian.bruel@st.com>
21336 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21337 * config/arm/arm.c (arm_set_current_function): Likewise.
21339 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21340 Ilya Enkovich <enkovich.gnu@gmail.com>
21341 H.J. Lu <hongjiu.lu@intel.com>
21344 * config/i386/i386.c (convert_scalars_to_vector): Remove
21345 stack alignment fixes.
21346 (ix86_option_override_internal): Disable TARGET_STV if stack
21347 might not be aligned enough.
21348 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21350 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21352 * config/i386/x86-tune.def: Disable default prefetching
21355 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21356 Vladimir Makarov <vmakarov@redhat.com>
21359 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21360 in validating fused toc addresses.
21362 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21365 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21366 range->m_caret fields if range->m_show_caret_p is false.
21369 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21370 Force oldval into register if it does not satisfy reg_or_short_operand
21371 predicate. Fix up formatting.
21373 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21374 Alexandre Oliva <aoliva@redhat.com>
21377 * lra-constraints.c (simplify_operand_subreg): Check additionally
21378 address validity after potential reloading.
21379 (process_address_1): Check insns validity. In case of failure do
21382 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21385 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21388 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21390 * wide-int.cc (canonize_uhwi): New function.
21391 (wi::divmod_internal): Use it.
21393 2016-02-02 James Norris <jnorris@codesourcery.com>
21395 * gimplify.c (omp_notice_variable): Add usage check.
21397 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21399 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21400 like LE, GE, LT, GT when emitting relational operator.
21402 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21404 * ira-costs.c (find_costs_and_classes): Add extra argument.
21405 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21406 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21407 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21408 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21409 Add best_class parameter, and return it if not ALL_REGS.
21410 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21412 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21413 Update target hook.
21415 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21417 * config/aarch64/aarch64.c
21418 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21419 (aarch64_ira_change_pseudo_allocno_class): New function.
21421 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21424 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21426 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21428 * config/avr/avr.c (avr_option_override): Set
21429 PARAM_ALLOW_STORE_DATA_RACES to 1.
21431 2016-02-02 Richard Biener <rguenther@suse.de>
21433 PR tree-optimization/69595
21434 * match.pd: Add range test simplifications to true/false.
21436 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
21438 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
21439 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
21442 2016-02-02 Richard Biener <rguenther@suse.de>
21444 PR tree-optimization/69606
21445 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
21446 info on the result before moving a stmt.
21448 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
21450 PR middle-end/68542
21451 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
21452 branch with vector comparison.
21453 * config/i386/sse.md (VI48_AVX): New mode iterator.
21454 (define_expand "cbranch<mode>4): Add support for conditional branch
21455 with vector comparison.
21456 * tree-vect-loop.c (optimize_mask_stores): New function.
21457 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
21458 has_mask_store field of vect_info.
21459 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
21460 vectorized loops having masked stores after vec_info destroy.
21461 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
21462 correspondent macros.
21463 (optimize_mask_stores): Add prototype.
21465 2016-02-02 Alan Modra <amodra@gmail.com>
21468 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
21471 2016-02-02 Alan Modra <amodra@gmail.com>
21474 * config/rs6000/rs6000.c (need_toc_init): New var, set it
21475 whenever toc_label_name used.
21476 (rs6000_file_start): Don't set up toc section here,
21477 (rs6000_output_function_epilogue): do so here instead,
21478 (rs6000_xcoff_file_start): and here.
21479 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
21480 (load_toc_aix_di): Likewise.
21482 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21484 PR rtl-optimization/69592
21485 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
21486 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
21487 (num_sign_bit_copies_binary_arith_p): New inline function.
21488 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
21490 2016-02-01 Jeff Law <law@redhat.com>
21492 PR tree-optimization/69580
21493 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
21494 * tree-ssa-threadbackward.c
21495 (fsm_find_control_statement_thread_paths): Do not try to walk
21496 through large PHI nodes.
21498 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21500 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
21501 when count is incremented above limit, don't analyze further
21504 * omp-low.c (oacc_parse_default_dims): Avoid
21505 -Wsign-compare warning, make sure value fits into int
21506 rather than just unsigned int.
21508 2016-02-01 Bin Cheng <bin.cheng@arm.com>
21510 PR tree-optimization/67921
21511 * fold-const.c (split_tree): New parameters. Convert pointer
21512 type variable part to proper type before negating.
21513 (fold_binary_loc): Pass new arguments to split_tree.
21515 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
21517 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
21518 (nvptx_goacc_validate_dims): Extend to handle global defaults.
21519 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
21520 * doc/tm.texti: Rebuilt.
21521 * doc/invoke.texi (fopenacc-dim): Document.
21522 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
21523 (append_compiler_options): Likewise.
21524 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
21525 (oacc_parse_default_dims): New.
21526 (oacc_validate_dims): Add USED arg. Select non-unity default when
21528 (oacc_loop_fixed_partitions): Return mask of used partitions.
21529 (oacc_loop_auto_partitions): Emit dump info.
21530 (oacc_loop_partition): Return mask of used partitions.
21531 (execute_oacc_device_lower): Parse default dimension arg. Adjust
21532 loop partitioning and validation calls.
21534 2016-02-01 Richard Biener <rguenther@suse.de>
21536 PR middle-end/69556
21537 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
21539 2016-02-01 Richard Biener <rguenther@suse.de>
21541 PR tree-optimization/69574
21542 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
21543 of asserting return chrec_dont_know.
21545 2016-02-01 Martin Liska <mliska@suse.cz>
21547 * mem-stats-traits.h: Add copyright header.
21548 * mem-stats.h: Likewise.
21550 2016-02-01 Richard Biener <rguenther@suse.de>
21552 PR tree-optimization/69579
21553 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
21554 Do not propagate through abnormal PHI results.
21556 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
21558 * postreload.c (reload_cse_simplify): Remove dead code.
21560 2016-02-01 Jakub Jelinek <jakub@redhat.com>
21562 PR rtl-optimization/69570
21563 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
21564 if there is more than one set, not if there is a single set.
21566 2016-02-01 Richard Henderson <rth@redhat.com>
21569 * combine.c (make_compound_operation): When looking through a
21570 subreg, make sure to re-extend to the width of the outer mode.
21572 2016-01-30 Jakub Jelinek <jakub@redhat.com>
21574 PR tree-optimization/69546
21575 * wide-int.cc (wi::divmod_internal): For unsigned division
21576 where both operands fit into uhwi, if o1 is 1 and o0 has
21577 msb set, if divident_prec is larger than bits per hwi,
21578 clear another quotient word and return 2 instead of 1.
21579 Similarly for remainder with msb in HWI set, if dividend_prec
21580 is larger than bits per hwi.
21582 2016-01-29 Martin Jambor <mjambor@suse.cz>
21584 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
21585 Use short lowercase names.
21586 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
21587 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
21588 acq_rel one. Protect warning agains segfaults if
21589 get_memory_order_name returns NULL.
21590 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
21591 with release semantics. Do not warn if get_memory_order already did.
21592 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
21593 semantics. Fix check for relaxed or acquire semantics. Do not warn
21594 if get_memory_order already did.
21596 2016-01-29 Sebastian Pop <s.pop@samsung.com>
21598 * doc/install.texi: Document that isl-0.16 is supported.
21600 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
21603 * config/i386/constraints.md (Bm): Describe as special memory
21605 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
21606 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21607 * genpreds.c (struct constraint_data): Add is_special_memory.
21608 (have_special_memory_constraints, special_memory_start): New
21610 (special_memory_end): Ditto.
21611 (add_constraint): Add new arg is_special_memory. Add code to
21612 process its true value. Update have_special_memory_constraints.
21613 (process_define_constraint): Pass the new arg.
21614 (process_define_register_constraint): Ditto.
21615 (choose_enum_order): Process special memory.
21616 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
21617 function insn_extra_special_memory_constraint.
21618 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21619 * gensupport.c (process_rtx): Process
21620 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
21621 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
21622 * ira-lives.c (single_reg_class): Use
21623 insn_extra_special_memory_constraint.
21624 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
21625 * lra-constraints.c (process_alt_operands): Ditto.
21626 (curr_insn_transform): Use insn_extra_special_memory_constraint.
21627 * recog.c (asm_operand_ok, preprocess_constraints): Process
21629 * reload.c (find_reloads): Ditto.
21630 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
21631 * stmt.c (parse_input_constraint): Use
21632 insn_extra_special_memory_constraint.
21634 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21637 * lra-splill.c (lra_final_code_change): Revert r229087 by
21638 removing all sub-registers.
21640 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
21643 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
21645 2016-01-29 Jakub Jelinek <jakub@redhat.com>
21648 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
21649 SSE1, copy target into the temporary reg first before recursing
21652 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21654 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
21657 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21659 * ginclude/stdarg.h: Test __cplusplus instead of
21660 __GXX_EXPERIMENTAL_CXX0X__.
21662 2016-01-29 Richard Biener <rguenther@suse.de>
21664 PR tree-optimization/69547
21665 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
21666 Do not mark clobbers necessary.
21667 (mark_all_reaching_defs_necessary_1): Likewise.
21669 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21671 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
21672 declaration name with %qs and print it in both error messages.
21673 Also fix indentation.
21675 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21678 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
21679 trailing blank line from error message.
21681 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21684 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
21687 2016-01-29 Richard Biener <rguenther@suse.de>
21689 PR middle-end/69537
21690 * match.pd: Allow all integral types when simplifying a
21691 widening or sign-changing conversion.
21693 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21695 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
21696 back to setting codegen_error to fail codegen.
21698 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
21701 * config/i386/constraints.md (C): Only accept constant zero operand.
21702 (BC): New constraint.
21703 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
21704 instead of C constraint.
21705 * doc/md.texi (Machine Constraints): Update description
21708 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
21711 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
21713 2016-01-28 Jakub Jelinek <jakub@redhat.com>
21715 PR middle-end/69542
21716 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
21719 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
21721 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
21722 branches if using guessed profile.
21724 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
21726 * graphite-optimize-isl.c (optimize_isl): Fix dump.
21728 2016-01-28 Richard Henderson <rth@redhat.com>
21731 * config/aarch64/aarch64-modes.def (CC_Cmode): New
21732 * config/aarch64/aarch64-protos.h: Update.
21733 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
21734 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
21735 (aarch64_get_condition_code_1): Handle CC_Cmode.
21736 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
21737 (*add<mode>3_compareC_cconly_imm): New.
21738 (*add<mode>3_compareC_cconly): New.
21739 (*add<mode>3_compareC_imm): New.
21740 (add<mode>3_compareC): New.
21741 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
21742 to be first. Use aarch64_carry_operation.
21743 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
21744 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
21745 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
21746 (subti3): Use subdi3_compare1.
21747 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
21748 (sub<mode>3_compare1): New.
21749 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
21750 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
21751 (*subsi3_carryin_uxtw): Likewise.
21752 (*ngc<mode>, *ngcsi_uxtw): Likewise.
21753 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
21754 * config/aarch64/iterators.md (DWI): New.
21755 * config/aarch64/predicates.md (aarch64_carry_operation): New.
21756 (aarch64_borrow_operation): New.
21758 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21760 * graphite-optimize-isl.c (optimize_isl): Print a different debug
21761 message when isl does not return a valid schedule.
21763 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21765 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
21766 Remove comments from class declarations: they are already in the code
21769 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21771 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
21773 (ternary_op_to_tree): Same.
21774 (unary_op_to_tree): Same.
21775 (nary_op_to_tree): Same.
21776 (gcc_expression_from_isl_expr_op): Same.
21777 (gcc_expression_from_isl_expression): Same.
21778 (graphite_create_new_loop): Same.
21779 (graphite_create_new_loop_guard): Same.
21780 (build_iv_mapping): Same.
21781 (graphite_create_new_guard): Same.
21782 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
21783 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
21785 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21787 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
21788 instead of setting codegen_error to fail codegen.
21790 2016-01-28 Jason Merrill <jason@redhat.com>
21792 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
21794 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21796 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
21797 Remove CONST_INT_P check in CCMP cost calculation.
21799 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21801 * config/aarch64/aarch64.c (generic_vector_cost):
21802 Set vec_permute_cost.
21803 (cortexa57_vector_cost): Likewise.
21804 (exynosm1_vector_cost): Likewise.
21805 (xgene1_vector_cost): Likewise.
21806 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
21807 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
21808 Add vec_permute_cost entry.
21810 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21812 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
21814 (add<mode>3_compare0): Likewise.
21815 (addsi3_compare0_uxtw): Likewise.
21816 (add<mode>3nr_compare0): Likewise.
21817 (compare_neg<mode>): Likewise.
21818 (<optab><mode>3): Likewise.
21820 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
21822 * tree-vect-stmts.c (vectorizable_comparison): Add
21823 NULL check for vectype.
21825 2016-01-28 Richard Biener <rguenther@suse.de>
21827 PR tree-optimization/69466
21828 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
21829 Account for PHIs we couldn't duplicate.
21831 2016-01-28 Martin Liska <mliska@suse.cz>
21834 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
21835 instead of ENABLE_VALGRIND_CHECKING.
21837 2016-01-27 Richard Henderson <rth@redhat.com>
21840 * lra-remat.c (subreg_regs): New.
21841 (dump_candidates_and_remat_bb_data): Dump it.
21842 (operand_to_remat): Reject if operand in subreg_regs.
21843 (set_bb_regs): Collect subreg_regs.
21844 (lra_remat): Init and free subreg_regs. Compute
21845 calculate_local_reg_remat_bb_data before create_cands.
21847 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
21850 * config/i386/i386.c (ix86_update_stack_boundary): Don't
21851 change stack_alignment_needed for __tls_get_addr call.
21853 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
21855 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
21857 2016-01-27 Jeff Law <law@redhat.com>
21859 PR tree-optimization/68398
21860 PR tree-optimization/69196
21861 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
21862 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
21863 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21864 Only count PHIs in the last block in the path. The others will
21865 const/copy propagate away. Add heuristic to allow more irreducible
21866 subloops to be created when it is likely profitable to do so.
21868 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21869 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
21870 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
21872 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21875 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
21876 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
21877 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
21878 * tree-streamer-in.c: Include asan.h.
21879 (streamer_get_builtin_tree): For builtins in sanitizer
21880 range call initialize_sanitizer_builtins and retry.
21882 2016-01-27 Ian Lance Taylor <iant@google.com>
21884 * common.opt (fkeep-gc-roots-live): New undocumented option.
21885 * tree-ssa-loop-ivopts.c (add_candidate_1): If
21886 -fkeep-gc-roots-live, skip pointers.
21887 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
21890 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
21893 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
21894 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
21896 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
21899 * configure.ac: NetBSD provides SSP in its C library.
21900 * configure: Updated.
21902 2016-01-27 Richard Biener <rguenther@suse.de>
21904 PR tree-optimization/69166
21905 * tree-vect-loop.c (vect_is_simple_reduction): Always check
21906 reduction code for commutativity / associativity.
21908 2016-01-27 Martin Jambor <mjambor@suse.cz>
21910 PR tree-optimization/69355
21911 * tree-sra.c (analyze_access_subtree): Correct hole detection when
21912 total_scalarization fails.
21914 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
21916 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
21919 2016-01-27 Christian Bruel <christian.bruel@st.com>
21922 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
21923 Move arm_reset_previous_fndecl and set_target_option_current_node in
21924 the conditional part. Call save_restore_target_globals.
21925 * config/arm/arm.c (arm_set_current_function):
21926 Refactor to better support #pragma target and attribute mix.
21927 Call save_restore_target_globals.
21928 * config/arm/arm-protos.h (save_restore_target_globals): New function.
21930 2016-01-27 Martin Liska <mliska@suse.cz>
21932 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
21933 reference for an HSA kernel and its host function.
21935 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21937 PR tree-optimization/69399
21938 * wide-int.h (wi::lrshift): For larger precisions, only
21939 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
21941 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
21943 * config/arc/predicates.md (proper_comparison_operator): Reject
21944 constant-constant comparison.
21946 2016-01-26 Tom de Vries <tom@codesourcery.com>
21948 PR tree-optimization/69110
21949 * tree-data-ref.c (initialize_data_dependence_relation): Handle
21950 DR_NUM_DIMENSIONS == 0.
21952 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21953 Sebastian Pop <s.pop@samsung.com>
21955 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
21956 isl_ast_op_cond and isl_ast_op_select.
21957 (gcc_expression_from_isl_expr_op): Same.
21959 2016-01-26 Jason Merrill <jason@redhat.com>
21962 * tree.c (recompute_constructor_flags): Split out from
21964 (verify_constructor_flags): New.
21965 * tree.h: Declare them.
21967 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
21969 PR rtl-optimization/69217
21970 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
21971 are no TYPE_FIELDS set for the record type.
21973 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21976 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
21977 toc_label_name unconditionally.
21978 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
21979 SYMBOL_REF string. Use toc_label_name instead of constructing
21981 (rs6000_elf_declare_function_name): Use toc_label_name instead of
21982 constructing LCTOC1.
21984 2016-01-26 Martin Sebor <msebor@redhat.com>
21987 * doc/extend.texi (Common Type Attributes): Move text that talks about
21988 attribute packed from attribute aligned to the section discussing
21989 the former attribute for clarity.
21991 2016-01-26 Richard Henderson <rth@redhat.com>
21993 PR middle-end/60908
21994 * trans-mem.c (tm_region_init): Mark entry block as visited.
21996 2016-01-26 David Malcolm <dmalcolm@redhat.com>
21999 * diagnostic-show-locus.c (layout::print_source_line): Replace
22000 call to pp_newline with call to layout::print_newline.
22001 (layout::print_annotation_line): Likewise.
22002 (layout::move_to_column): Likewise.
22003 (layout::print_any_fixits): After printing any fixits, print a
22004 trailing newline, if necessary.
22005 (layout::print_newline): New method, resetting any colorization
22007 (diagnostic_show_locus): Move the pp_newline to before the
22008 early bailout. Remove dummy block enclosing the layout instance.
22009 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22010 of pp_newline_and_flush with pp_flush.
22011 (diagnostic_append_note): Delete use of pp_newline.
22012 (diagnostic_append_note_at_rich_loc): Delete.
22013 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22014 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22015 when newline characters are added to the buffer.
22017 2016-01-26 Michael Matz <matz@suse.de>
22019 * configure.ac (ac_cv_std_swap_in_utility): New test.
22020 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22021 * configure: Regenerate.
22022 * config.in: Regenerate.
22024 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22026 * config/arc/arc.md (cstoresi4): Force operand into register.
22027 (arcset<code>): Fix predicate.
22028 (arcsetltu): Likewise.
22029 (arcsetgeu): Likewise.
22030 (arcsethi): Likewise.
22031 (arcsetls): Likewise.
22033 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22035 PR tree-optimization/69483
22036 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22037 if base has error_mark_node type.
22039 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22042 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22043 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22045 (vget_lane_f16): Handle big-endian.
22046 (vgetq_lane_f16): Likewise.
22047 (vset_lane_f16): Likewise.
22048 (vsetq_lane_f16): Likewise.
22049 * config/arm/iterators.md (VQXMOV): Add V8HF.
22050 (VDQ): Add V4HF and V8HF.
22051 (V_reg): Handle V4HF and V8HF.
22052 (Is_float_mode): Likewise.
22053 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22054 neon_vdup_nv8hf): New patterns.
22055 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22056 Use VD_LANE iterator.
22057 (neon_vld1_dup<mode>): Use VQ2 iterator.
22059 2016-01-26 Nathan Sidwell <nathan@acm.org>
22061 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22062 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22063 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22064 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22065 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22066 (oacc_validate_dims): Add LEVEL arg, don't return level.
22067 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22068 oacc_validate_dims.
22069 (execute_oacc_device_lower): Adjust, add more dump output.
22070 * tree-ssa-loop.c (gate_oacc_kernels): Use
22071 oacc_fn_attrib_kernels_p.
22072 * tree-parloops.c (create_parallel_loop): Adjust
22073 set_oacc_fn_attrib call.
22075 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22078 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22079 (append_compiler_options): Handle -fcilkplus.
22080 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22082 2016-01-26 Nick Clifton <nickc@redhat.com>
22085 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22086 been marked as DECL_ONE_ONLY but we do not the means to make it
22087 so, then do not allow it to bind locally.
22089 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22092 * opts.h (parse_sanitizer_options): New prototype.
22093 * opts.c (sanitizer_opts): New array.
22094 (parse_sanitizer_options): New function.
22095 (common_handle_option): Use parse_sanitizer_options.
22097 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22100 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22101 alignment adjustment to ...
22102 (ix86_update_stack_boundary): Here. Don't over-align stack for
22104 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22105 if __tls_get_addr is called.
22107 2016-01-26 Christian Bruel <christian.bruel@st.com>
22109 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22111 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22113 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22115 2016-01-26 Richard Biener <rguenther@suse.de>
22117 PR middle-end/69467
22118 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22120 2016-01-26 Richard Biener <rguenther@suse.de>
22122 PR tree-optimization/69452
22123 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22124 (move_computations_dom_walker::before_dom_children): Rename
22126 (move_computations_worker): This.
22127 (move_computations): Perform an RPO rather than a DOM walk.
22129 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22132 * combine.c (combine_instructions): For REG_EQUAL note with
22133 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22134 to the underlying register.
22135 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22136 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22138 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22141 * config/aarch64/aarch64-builtins.c
22142 (aarch64_init_simd_builtin_types): Do not set structural
22143 equality to __Poly{8,16,64,128}_t types.
22145 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22147 PR tree-optimization/69400
22148 * wide-int.cc (wi_pack): Take the precision as argument and
22149 perform canonicalization here rather than in the callers.
22150 Use the main loop to handle all full-width HWIs. Add a
22151 zero HWI if in_len isn't a full result.
22152 (wi::divmod_internal): Update accordingly.
22153 (wi::mul_internal): Likewise. Simplify.
22155 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22156 Sebastian Pop <s.pop@samsung.com>
22158 * graphite-poly.c (apply_poly_transforms): Simplify.
22159 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22160 (print_isl_map): Same.
22161 (print_isl_union_map): Same.
22162 (print_isl_schedule): New.
22163 (debug_isl_schedule): New.
22164 * graphite-dependences.c (scop_get_reads): Do not call
22165 isl_union_map_add_map that is undocumented isl functionality.
22166 (scop_get_must_writes): Same.
22167 (scop_get_may_writes): Same.
22168 (scop_get_original_schedule): Remove.
22169 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22170 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22171 (compute_deps): Remove.
22172 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22173 (debug_schedule_ast): New.
22174 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22175 set_separate_option.
22176 (graphite_regenerate_ast_isl): Add dump.
22177 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22178 from scop->transformed_schedule.
22179 (graphite_regenerate_ast_isl): Add more dump.
22180 * graphite-optimize-isl.c (optimize_isl): Set
22181 scop->transformed_schedule. Check whether schedules are equal.
22182 (apply_poly_transforms): Move here.
22183 * graphite-poly.c (apply_poly_transforms): ... from here.
22184 (free_poly_bb): Static.
22185 (free_scop): Static.
22186 (pbb_number_of_iterations_at_time): Remove.
22187 (print_isl_ast): New.
22188 (debug_isl_ast): New.
22189 (debug_scop_pbb): New.
22190 * graphite-scop-detection.c (print_edge): Move.
22191 (print_sese): Move.
22192 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22193 (build_scop_scattering): Remove.
22194 (create_pw_aff_from_tree): Assert instead of bailing out.
22195 (add_condition_to_pbb): Remove unused code, do not fail.
22196 (add_conditions_to_domain): Same.
22197 (add_conditions_to_constraints): Remove.
22198 (build_scop_context): New.
22199 (add_iter_domain_dimension): New.
22200 (build_iteration_domains): Initialize pbb->iterators.
22201 Call add_conditions_to_domain.
22204 (index_outermost_in_loop): New.
22205 (index_pbb_in_loop): New.
22206 (outermost_pbb_in): New.
22207 (add_in_sequence): New.
22208 (add_outer_projection): New.
22209 (outer_projection_mupa): New.
22210 (add_loop_schedule): New.
22211 (build_schedule_pbb): New.
22212 (build_schedule_loop): New.
22213 (embed_in_surrounding_loops): New.
22214 (build_schedule_loop_nest): New.
22215 (build_original_schedule): New.
22216 (build_poly_scop): Call build_original_schedule.
22217 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22218 (free_poly_dr): Remove.
22219 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22220 (free_poly_bb): Remove.
22221 (debug_loop_vec): Remove.
22222 (print_isl_ast): Declare.
22223 (debug_isl_ast): Declare.
22224 (scop_do_interchange): Remove.
22225 (scop_do_strip_mine): Remove.
22226 (scop_do_block): Remove.
22227 (flatten_all_loops): Remove.
22228 (optimize_isl): Remove.
22229 (pbb_number_of_iterations_at_time): Remove.
22230 (debug_scop_pbb): Declare.
22231 (print_schedule_ast): Declare.
22232 (debug_schedule_ast): Declare.
22233 (struct scop): Remove schedule. Add original_schedule,
22234 transformed_schedule.
22235 (free_gimple_poly_bb): Remove.
22236 (print_generated_program): Remove.
22237 (debug_generated_program): Remove.
22238 (unify_scattering_dimensions): Remove.
22239 * sese.c (print_edge): ... here.
22240 (print_sese): ... here.
22241 (debug_edge): ... here.
22242 (debug_sese): ... here.
22243 * sese.h (print_edge): Declare.
22244 (print_sese): Declare.
22245 (dump_edge): Declare.
22246 (dump_sese): Declare.
22248 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22249 Sebastian Pop <s.pop@samsung.com>
22251 * Makefile.in: Set ISLVER in site.exp.
22253 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22255 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22256 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22257 through DECL_VALUE_EXPR for expansion.
22259 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22261 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22262 the frame info after reload completed.
22264 2016-01-25 Jeff Law <law@redhat.com>
22266 PR tree-optimization/69196
22267 PR tree-optimization/68398
22268 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22269 tree-ssa-threadupdate.c.
22270 (determine_bb_domination_status): Prototype
22271 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22272 (determine_bb_domination_status): No longer static.
22273 (valid_jump_thread_path): Remove code to detect characteristics
22274 of the jump thread path not associated with correctness.
22275 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22276 Correct test for thread path length. Count PHIs for real operands as
22277 statements that need to be copied. Do not count ASSERT_EXPRs.
22278 Look at all the blocks in the thread path. Compute and selectively
22279 filter thread paths based on threading through the latch, threading
22280 a multiway branch or crossing a multiway branch.
22282 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22284 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22285 decl with __attribute__ ((unused)) annotation.
22287 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22290 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22291 of operands is compatible with a statement vectype.
22293 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22295 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22296 improve wording for mixed storage order support.
22298 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22300 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22301 (vcvt_u64_f64): Likewise.
22302 (vcvta_s64_f64): Likewise.
22303 (vcvta_u64_f64): Likewise.
22304 (vcvtm_s64_f64): Likewise.
22305 (vcvtm_u64_f64): Likewise.
22306 (vcvtn_s64_f64): Likewise.
22307 (vcvtn_u64_f64): Likewise.
22308 (vcvtp_s64_f64): Likewise.
22309 (vcvtp_u64_f64): Likewise.
22311 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22313 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22314 (arc_init): Check validity mll64 option.
22315 (arc_save_restore): Use double load/store instruction.
22316 (arc_expand_movmem): Likewise.
22317 (arc_split_move): Don't split if we have double load/store
22318 instructions. Returns a boolean.
22319 (arc_process_double_reg_moves): Change function to return boolean
22320 instead of a sequence of instructions.
22321 (arc_dwarf_register_span): New function.
22322 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22323 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22324 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22325 (*movdf_insn): Likewise.
22326 * config/arc/arc.opt (mll64): New option.
22327 * config/arc/predicates.md (even_register_operand): New predicate.
22328 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22330 2016-01-25 Richard Biener <rguenther@suse.de>
22333 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22334 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22336 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22338 2016-01-25 Richard Biener <rguenther@suse.de>
22340 PR tree-optimization/69376
22341 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22343 (VN_INFO_ANTI_RANGE_P): New inline.
22344 (VN_INFO_RANGE_TYPE): Likewise.
22345 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22346 SSA_NAME_ANTI_RANGE_P.
22347 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22348 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22349 Properly query VN_INFO_RANGE_TYPE.
22351 2016-01-25 Nick Clifton <nickc@redhat.com>
22354 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22356 2016-01-23 Tom de Vries <tom@codesourcery.com>
22358 PR tree-optimization/69426
22359 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22362 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22364 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22365 "the the" with "the" in the comments.
22366 * ipa-devirt.c (build_type_inheritance_graph,
22367 update_type_inheritance_graph): Likewise.
22368 * tree.c (build_function_type_list_1): Likewise.
22369 * cfgloopmanip.c (scale_loop_profile): Likewise.
22370 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22371 * gimple-ssa-split-paths.c
22372 (find_block_to_duplicate_for_splitting_paths): Likewise.
22373 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22374 * expr.c (convert_move): Likewise.
22375 * var-tracking.c (vt_stack_adjustments): Likewise.
22376 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22377 * tree-vrp.c (test_for_singularity): Likewise.
22379 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22380 directly instead of building a temporary tree.
22383 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22384 remove <algorithm> include.
22386 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22389 * config/i386/i386.c: Include dojump.h.
22390 (expand_small_movmem_or_setmem,
22391 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22393 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22394 if dynamic_check != -1.
22396 2016-01-21 Jeff Law <law@redhat.com>
22398 PR middle-end/69347
22399 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22400 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22401 into dominated_by_p.
22402 (cprop_into_successor_phis): Avoid unnecessary tests.
22404 2016-01-22 Richard Henderson <rth@redhat.com>
22407 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22408 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22410 2016-01-22 Michael Matz <matz@suse.de>
22412 * system.h (string, algorithm): Include only conditionally.
22413 (new): Include always under C++.
22414 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22415 * final.c (toplevel): Ditto.
22416 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22417 * genconditions.c (write_header): Make gencondmd.c define
22419 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22421 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22422 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22424 2016-01-22 Christian Bruel <christian.bruel@st.com>
22427 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22429 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22432 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22433 define_insn_and_split. Ensure operands[1] and operands[0] do not
22434 get assigned the same register.
22436 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22438 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
22440 2016-01-22 Christian Bruel <christian.bruel@st.com>
22442 * config/arm/arm-c.c (arm_pragma_target_parse):
22443 Remove warn_builtin_macro_redefined overwrite.
22445 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22447 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
22448 flag_non_call_exceptions compatibility.
22450 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22453 * dwarf2out.c (add_child_die_after): New function.
22454 (dwarf_qual_info_t): New type.
22455 (dwarf_qual_info): New variable.
22456 (qualified_die_p): New function.
22457 (modified_type_die): For -fdebug-types-section, ensure
22458 canonical order of qualifiers. Put qualified DIEs adjacent
22459 to the corresponding non-qualified type DIE and search there
22460 for existing qualified DIEs.
22462 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
22464 * doc/extend.texi (scalar_storage_order type attribute): Document
22465 restriction on type punning and aliasing, and remove future tense.
22467 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
22470 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
22473 2016-01-21 Jeff Law <law@redhat.com>
22475 PR middle-end/69347
22476 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
22477 useless call to record_temporary_equivalences.
22478 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
22479 allocate 10 slots in the bb_path vector and let it grow as needed.
22480 (fsm_find_control_statement_thread_paths): Similarly for the next_path
22483 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22485 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
22487 * configure: Regenerate.
22489 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
22491 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
22492 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
22494 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
22496 PR middle-end/66178
22497 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
22498 drop EXPAND_INITIALIZER.
22499 * rtl.h (contains_symbolic_reference_p): Declare.
22500 * rtlanal.c (contains_symbolic_reference_p): New function.
22501 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
22502 a subtraction into a NOT if symbolic constants are involved.
22504 2016-01-21 Anton Blanchard <anton@samba.org>
22505 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22508 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
22510 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
22513 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22515 * config/microblaze/microblaze.c
22516 (get_branch_target): New.
22517 (insert_wic_for_ilb_runout): New.
22519 (microblaze_machine_dependent_reorg): New.
22520 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
22521 * config/microblaze/microblaze.md
22522 (UNSPEC_IPREFETCH): Define.
22523 (iprefetch): New pattern
22524 * config/microblaze/microblaze.opt
22525 (mxl-prefetch): New flag.
22527 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
22529 * config/microblaze/microblaze.h
22530 (FIXED_REGISTERS): Update in macro.
22531 (CALL_USED_REGISTERS): Update in macro.
22533 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
22535 PR rtl-optimization/68920
22536 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
22539 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
22541 PR rtl-optimization/68990
22542 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
22543 pseudo instead of inheritance ones.
22545 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
22546 Nick Clifton <nickc@redhat.com>
22550 * config/mips/mips.c (mips_compute_frame_info): Initialise
22551 args_size and hard_frame_pointer_offset fields of the frame
22552 structure before calling mips_global_pointer.
22554 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
22556 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
22558 * configure: Regenerate.
22560 2016-01-21 Richard Biener <rguenther@suse.de>
22562 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
22564 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22566 * config/s390/s390.c (s390_asm_declare_function_size): Add code
22567 to actually emit the .size directive.
22569 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
22570 Jakub Jelinek <jakub@redhat.com>
22574 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
22575 args array size by one to avoid buffer overflow.
22577 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
22579 * config/s390/s390.md (pool_section_start): Use switch_to_section
22580 to select proper read-only data section instead of hardcoding
22582 (pool_section_end): Use switch_to_section to match the above.
22584 2016-01-21 Richard Biener <rguenther@suse.de>
22586 PR tree-optimization/69378
22587 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
22588 (set_ssa_val_to): Use it for dominance checks taking into
22589 account not executable edges.
22591 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22594 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
22595 for bitsize instead of GET_MODE_PRECISION (mode).
22597 2016-01-20 Martin Sebor <msebor@redhat.com>
22600 * extend.texi (__sync Builtins): Clarify the semantics of
22601 __sync_fetch_and_OP built-ins on pointers.
22602 (__atomic Builtins): Same.
22604 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22605 Sebastian Pop <s.pop@samsung.com>
22607 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
22608 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
22609 (is_valid_rename): Same.
22610 (translate_isl_ast_to_gimple::get_rename): Same.
22611 (translate_isl_ast_to_gimple::rename_all_uses): Same.
22612 (translate_isl_ast_to_gimple::rename_uses): Same.
22613 (get_new_name): Check for close_phi nodes.
22614 (copy_loop_phi_args): Use phi_node_kind.
22615 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
22616 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
22618 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22619 Sebastian Pop <s.pop@samsung.com>
22621 Revert commit r229783.
22622 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
22623 Remove use of parameter_rename_map.
22624 (copy_def): Remove.
22625 (copy_internal_parameters): Remove.
22626 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
22627 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
22628 (free_sese_info): Do not free parameter_rename_map.
22629 (set_rename): Do not use parameter_rename_map.
22630 (rename_uses): Update call to set_rename.
22631 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
22632 * sese.h (parameter_rename_map_t): Remove.
22633 (struct sese_info_t): Remove field parameter_rename_map.
22635 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22636 Sebastian Pop <s.pop@samsung.com>
22638 * graphite-isl-ast-to-gimple.c: Fix comment.
22639 * graphite-scop-detection.c (defined_in_loop_p): New.
22640 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
22641 names defined in loop.
22643 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22644 Sebastian Pop <s.pop@samsung.com>
22646 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
22647 Discard unstructured if-then-else regions.
22649 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22650 Sebastian Pop <s.pop@samsung.com>
22652 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
22653 (cleanup_loop_iter_dom): Remove.
22654 (build_loop_iteration_domains): Remove.
22655 (build_scop_context): Remove.
22656 (build_scop_iteration_domain): Remove.
22657 (add_loop_constraints): New.
22658 (build_iteration_domains): New.
22659 (build_poly_scop): Call build_iteration_domains.
22661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22662 Sebastian Pop <s.pop@samsung.com>
22664 * graphite-scop-detection.c
22665 (scop_detection::harmful_loop_in_region): Free dom and loops.
22666 (scop_detection::loop_body_is_valid_scop): Free bbs.
22668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22669 Sebastian Pop <s.pop@samsung.com>
22671 * graphite-scop-detection.c (record_loop_in_sese): New.
22672 (gather_bbs::before_dom_children): Call record_loop_in_sese.
22673 (build_scops): Remove call to build_sese_loop_nests.
22674 * sese.c (sese_record_loop): Remove.
22675 (build_sese_loop_nests): Remove.
22676 (new_sese_info): Remove region->loops.
22677 (free_sese_info): Same.
22678 * sese.h (sese_contains_loop): Same.
22679 (build_sese_loop_nests): Remove.
22680 (sese_contains_loop): Remove.
22682 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22683 Sebastian Pop <s.pop@samsung.com>
22685 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
22686 loop_is_valid_in_scop.
22687 (scop_detection::harmful_stmt_in_region): Renamed
22688 harmful_loop_in_region.
22689 Call loop_is_valid_in_scop.
22691 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22692 Sebastian Pop <s.pop@samsung.com>
22694 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
22697 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22698 Sebastian Pop <s.pop@samsung.com>
22700 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
22701 * graphite.h (struct poly_bb): Remove field is_reduction.
22702 (PBB_IS_REDUCTION): Remove.
22704 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22705 Sebastian Pop <s.pop@samsung.com>
22707 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
22708 (add_pdr_constraints): Same.
22709 (scop_get_reads): Same.
22710 (scop_get_must_writes): Same.
22711 (scop_get_may_writes): Same.
22712 (scop_get_original_schedule): Same.
22713 (extend_schedule): Same.
22714 (apply_schedule_on_deps): Same.
22715 (carries_deps): Same.
22716 (compute_deps): Same.
22717 (scop_get_dependences): Same.
22718 * graphite-isl-ast-to-gimple.c
22719 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
22720 * graphite-optimize-isl.c (get_schedule_for_band): Same.
22721 (get_schedule_for_band_list): Same.
22722 (get_schedule_map): Same.
22723 (apply_schedule_map_to_scop): Same.
22724 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
22725 (build_loop_iteration_domains): Same.
22726 (add_condition_to_pbb): Same.
22727 (add_param_constraints): Same.
22728 (pdr_add_memory_accesses): Same.
22729 (pdr_add_data_dimensions): Same.
22731 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22733 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
22736 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22738 * common.opt (feliminate-dwarf2-dups): Replace references to
22739 "DWARF 2" with just "DWARF".
22740 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
22741 * doc/extend.texi: Likewise.
22742 * doc/cpp.texi: Likewise.
22743 * doc/invoke.texi: Likewise.
22744 (Option Summary): Add -gdwarf to list of Debugging Options.
22745 (Debugging Options): Document -gdwarf.
22746 * doc/contrib.texi: Spell "DWARF" like that.
22748 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22750 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
22751 warning. Fix up formatting.
22753 PR middle-end/67653
22754 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
22755 attempt to mark memory input operand addressable and
22756 call prepare_gimple_addressable in that case. Don't adjust
22757 input_location for diagnostics, use error_at instead.
22759 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
22761 * config/rs6000/ppc-auxv.h: New file.
22762 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
22763 (cpu_is): Likewise.
22764 (cpu_supports): Likewise.
22765 * config/rs6000/rs6000.c: include "ppc-auxv.h".
22766 (cpu_is_info): New variable.
22767 (cpu_supports_info): Likewise.
22768 (tcb_verification_symbol): Likewise.
22769 (cpu_builtin_p): Likewise.
22770 (cpu_expand_builtin): New function.
22771 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
22772 (rs6000_init_builtins): Likewise.
22773 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
22774 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
22775 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
22776 * configure: Regenerate.
22777 * config.in: Likewise.
22778 * doc/extend.texi (PowerPC Built-in Functions): Document
22779 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
22781 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
22784 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
22786 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
22789 2016-01-20 Richard Henderson <rth@redhat.com>
22795 * tree.c (tm_define_builtin): New.
22796 (find_tm_vector_type): New.
22797 (build_tm_vector_builtins): New.
22798 (build_common_builtin_nodes): Call it.
22800 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
22802 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
22803 (arm_fp_ok): Likewise.
22804 (arm_fp): Likewise.
22805 (arm_crypto): Likewise.
22807 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
22808 Richard Biener <rguenther@suse.de>
22810 PR tree-optimization/69328
22811 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
22812 vectors have same number of elements.
22813 (vectorizable_condition): Fix masked version recognition.
22815 2016-01-20 Richard Biener <rguenther@suse.de>
22817 PR tree-optimization/69345
22818 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
22819 (VN_INFO_PTR_INFO): Likewise.
22820 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
22821 info when it is equal between non-dominating SSA names.
22822 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22823 Make sure to look at original SSA infos.
22825 2016-01-20 Jeff Law <law@redhat.com>
22828 * config/m68k/predicates.md (pow2_m1_operand): New predicate
22830 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
22831 (pc_or_label_operand): New predicate.
22832 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
22833 tests for small integers that are 2^n - 1.
22835 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
22837 * doc/invoke.texi (Options Summary): Add '.' after @xref.
22839 2016-01-19 Jeff Law <law@redhat.com>
22841 PR middle-end/69347
22842 * tree-ssa-threadbackwards.c
22843 (fsm_find_control_statement_thread_paths): Do not try to lookup
22844 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
22846 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
22848 * doc/lto.texi: Remove text that says only Gold has linker plugin
22851 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
22853 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
22854 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
22855 the DIE accordingly.
22856 (modified_type_die): Add REVERSE parameter and pass it recursively,
22857 as well as to base_type_die. Adjust presence check accordingly.
22858 (base_type_for_mode): Adjust call to modified_type_die.
22859 (add_type_attribute): Add REVERSE parameter and pass it to
22861 (generic_parameter_die): Adjust call to add_type_attribute.
22862 (add_scalar_info): Likewise.
22863 (add_subscript_info): Likewise.
22864 (gen_array_type_die): Likewise.
22865 (gen_descr_array_type_die): Likewise.
22866 (gen_entry_point_die): Likewise.
22867 (gen_enumeration_type_die): Likewise.
22868 (gen_formal_parameter_die): Likewise.
22869 (gen_subprogram_die): Likewise.
22870 (gen_variable_die ): Likewise.
22871 (gen_const_die): Likewise.
22872 (gen_field_die): Likewise.
22873 (gen_pointer_type_die): Likewise.
22874 (gen_reference_type_die): Likewise.
22875 (gen_ptr_to_mbr_type_die): Likewise.
22876 (gen_inheritance_die): Likewise.
22877 (gen_subroutine_type_die): Likewise.
22878 (gen_typedef_die): Likewise.
22879 (force_type_die): Adjust call to modified_type_die.
22881 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
22883 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
22884 flow throughout the file. Fix broken link to Objective-C 2.0
22886 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
22889 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22891 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
22893 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22896 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
22897 (maybe_record_node): Record cxa_pure_virtual as the only possible
22898 target if there are not ohter candidates.
22899 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
22901 2016-01-19 Richard Biener <rguenther@suse.de>
22903 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
22904 (get_memory_order): Likewise.
22906 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
22908 * tree-vect-stmts.c (vectorizable_store): Check
22911 2016-01-19 David Malcolm <dmalcolm@redhat.com>
22914 * gcc.c (driver::decode_argv): Add call to
22915 init_opts_obstack before init_options_struct.
22916 * opts.c (init_opts_obstack): Remove idempotency.
22917 (init_options_struct): Replace call to init_opts_obstack
22918 with a gcc_assert to verify that it has already been called.
22919 * toplev.c (toplev::main): Add call to init_opts_obstack before
22920 calls to init_options_struct.
22921 (toplev::finalize): Move cleanup of opts_obstack next to
22922 cleanup of save_decoded_options, clearing the latter, and
22923 save_decoded_options_count.
22925 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22928 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
22929 attribute to unconditional. Remove %? from output template.
22931 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22932 Jiong Wang <jiong.wang@arm.com>
22934 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
22935 generated from different expand order.
22937 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22939 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22940 Add support for CCMP costing.
22942 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22944 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
22945 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
22946 (fccmpe<mode>): Likewise.
22947 (fcmp): Rename to fcmp and globalize pattern.
22949 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
22950 (aarch64_gen_ccmp_next): Add FP support.
22952 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22954 * target.def (gen_ccmp_first): Update documentation.
22955 (gen_ccmp_next): Likewise.
22956 * doc/tm.texi (gen_ccmp_first): Update documentation.
22957 (gen_ccmp_next): Likewise.
22958 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
22959 expand_ccmp_expr_1. Improve comments.
22960 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
22961 (ccmp_ior<mode>): Remove pattern.
22962 (cmp<mode>): Remove expand.
22963 (cmp): Globalize pattern.
22964 (cstorecc4): Use cc_register.
22965 (mov<mode>cc): Remove ccmp_cc_register check.
22966 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
22967 Simplify after removal of CC_DNE/* modes.
22968 (aarch64_ccmp_mode_to_code): Remove.
22969 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
22970 In 'k' case use integer as condition.
22971 (aarch64_nzcv_codes): Remove inverted cases.
22972 (aarch64_code_to_ccmode): Remove.
22973 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
22974 comparison with CC register to be used in folowing CCMP/branch/CSEL.
22975 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
22976 pattern. Return the comparison with CC register. Invert conditions
22977 when bitcode is OR.
22978 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
22979 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
22981 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22983 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22984 instrumented_version.
22986 2016-01-19 Richard Biener <rguenther@suse.de>
22988 PR tree-optimization/69336
22989 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
22990 handled components with get_ref_base_and_extent.
22991 (equal_mem_array_ref_p): Adjust.
22993 2016-01-19 Jakub Jelinek <jakub@redhat.com>
22996 * shrink-wrap.c: Include valtrack.h.
22997 (move_insn_for_shrink_wrap): Add DEBUG argument. If
22998 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
22999 in between insn and where it will be moved to. Call
23000 dead_debug_insert_temp.
23001 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23002 first and dead_debug_local_finish at the end.
23003 For uses and defs bitmap, handle all regs in between REGNO and
23004 END_REGNO, not just the first one.
23006 2016-01-19 Richard Biener <rguenther@suse.de>
23008 PR tree-optimization/69352
23009 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23010 (equal_mem_array_ref_p): Constrain size and max size properly.
23011 Compare the reverse flag.
23013 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23015 * ira.c (ira): Update regstat data if we deleted insns.
23017 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23019 PR rtl-optimization/68955
23020 PR rtl-optimization/64557
23021 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23022 here. Fix up formatting.
23023 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23025 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23028 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23029 assume that the node has body.
23030 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23033 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23035 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23038 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23040 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23041 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23043 2016-01-19 Martin Jambor <mjambor@suse.cz>
23044 Martin Liska <mliska@suse.cz>
23045 Michael Matz <matz@suse.de>
23047 * Makefile.in (OBJS): Add new source files.
23048 (GTFILES): Add hsa.c.
23049 * common.opt (disable_hsa): New variable.
23050 (-Whsa): New warning.
23051 * config.in (ENABLE_HSA): New.
23052 * configure.ac: Treat hsa differently from other accelerators.
23053 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23054 $enable_offloading.
23055 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23056 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23057 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23058 --with-hsa-kmt-lib.
23059 * doc/invoke.texi (-Whsa): Document.
23060 (hsa-gen-debug-stores): Likewise.
23061 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23062 to invoke offload compiler for hsa acclerator.
23063 * opts.c (common_handle_option): Determine whether HSA offloading
23064 should be performed.
23065 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23066 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23067 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23068 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23069 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23070 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23071 GF_OMP_FOR_KIND_GRID_LOOP.
23072 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23073 (pp_gimple_stmt_1): Likewise.
23074 * gimple-walk.c (walk_gimple_stmt): Likewise.
23075 * gimple.c (gimple_build_omp_grid_body): New function.
23076 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23077 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23078 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23079 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23080 GF_OMP_TEAMS_GRID_PHONY.
23081 (gimple_statement_omp_single_layout): Updated comments.
23082 (gimple_build_omp_grid_body): New function.
23083 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23084 (gimple_omp_for_grid_phony): New function.
23085 (gimple_omp_for_set_grid_phony): Likewise.
23086 (gimple_omp_parallel_grid_phony): Likewise.
23087 (gimple_omp_parallel_set_grid_phony): Likewise.
23088 (gimple_omp_teams_grid_phony): Likewise.
23089 (gimple_omp_teams_set_grid_phony): Likewise.
23090 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23091 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23092 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23093 (BUILT_IN_GOMP_TARGET): Updated type.
23094 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23095 (adjust_for_condition): New function.
23096 (get_omp_for_step_from_incr): Likewise.
23097 (extract_omp_for_data): Moved parts to adjust_for_condition and
23098 get_omp_for_step_from_incr.
23099 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23100 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23101 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23102 (scan_omp_parallel): Do not create child functions for phony
23104 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23105 (scan_omp_1_op): Checking assert we are not remapping to
23106 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23107 (parallel_needs_hsa_kernel_p): New function.
23108 (expand_parallel_call): Register apprpriate parallel child
23109 functions as HSA kernels.
23110 (grid_launch_attributes_trees): New type.
23111 (grid_attr_trees): New variable.
23112 (grid_create_kernel_launch_attr_types): New function.
23113 (grid_insert_store_range_dim): Likewise.
23114 (grid_get_kernel_launch_attributes): Likewise.
23115 (get_target_argument_identifier_1): Likewise.
23116 (get_target_argument_identifier): Likewise.
23117 (get_target_argument_value): Likewise.
23118 (push_target_argument_according_to_value): Likewise.
23119 (get_target_arguments): Likewise.
23120 (expand_omp_target): Call get_target_arguments instead of looking
23121 up for teams and thread limit.
23122 (grid_expand_omp_for_loop): New function.
23123 (grid_arg_decl_map): New type.
23124 (grid_remap_kernel_arg_accesses): New function.
23125 (grid_expand_target_kernel_body): New function.
23126 (expand_omp): Call it.
23127 (lower_omp_for): Do not emit phony constructs.
23128 (lower_omp_taskreg): Do not emit phony constructs but create for them
23129 a temporary variable receiver_decl.
23130 (lower_omp_taskreg): Do not emit phony constructs.
23131 (lower_omp_teams): Likewise.
23132 (lower_omp_grid_body): New function.
23133 (lower_omp_1): Call it.
23134 (grid_reg_assignment_to_local_var_p): New function.
23135 (grid_seq_only_contains_local_assignments): Likewise.
23136 (grid_find_single_omp_among_assignments_1): Likewise.
23137 (grid_find_single_omp_among_assignments): Likewise.
23138 (grid_find_ungridifiable_statement): Likewise.
23139 (grid_target_follows_gridifiable_pattern): Likewise.
23140 (grid_remap_prebody_decls): Likewise.
23141 (grid_copy_leading_local_assignments): Likewise.
23142 (grid_process_kernel_body_copy): Likewise.
23143 (grid_attempt_target_gridification): Likewise.
23144 (grid_gridify_all_targets_stmt): Likewise.
23145 (grid_gridify_all_targets): Likewise.
23146 (execute_lower_omp): Call grid_gridify_all_targets.
23147 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23148 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23149 (tree_omp_clause): Added union field dimension.
23150 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23151 * tree.c (omp_clause_num_ops): Added number of arguments of
23152 OMP_CLAUSE__GRIDDIM_.
23153 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23154 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23155 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23156 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23157 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23158 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23159 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23160 * tree-pass.h (make_pass_gen_hsail): Declare.
23161 (make_pass_ipa_hsa): Likewise.
23162 * ipa-hsa.c: New file.
23163 * lto-section-in.c (lto_section_name): Add hsa section name.
23164 * lto-streamer.h (lto_section_type): Add hsa section.
23165 * timevar.def (TV_IPA_HSA): New.
23166 * hsa-brig-format.h: New file.
23167 * hsa-brig.c: New file.
23168 * hsa-dump.c: Likewise.
23169 * hsa-gen.c: Likewise.
23172 * toplev.c (compile_file): Call hsa_output_brig.
23173 * hsa-regalloc.c: New file.
23175 2016-01-18 Jeff Law <law@redhat.com>
23177 PR tree-optimization/69320
23178 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23179 ranged object, do nothing if the RHS constant is not [0..1].
23180 (optimize_stmt): Comparing a boolean ranged object against a
23181 constant outside [0..1] results in a compile-time constant.
23183 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23186 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23188 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23189 (Option Summary): Update to reflect new section and moved options.
23190 (C++ Dialect Options): Move -fstats to new section.
23191 (Debugging Options): Move all dump, statistics, and other GCC
23192 developer options to new section. Rewrite section introduction
23193 and re-order remaining options to put the more basic ones first.
23194 (Optimization Options): Move -fira-verbose and -flto-report* to
23196 (Developer Options): New section incorporating moved options.
23197 * doc/cppopts.texi (-dM): Update cross-reference.
23199 2016-01-18 Richard Henderson <rth@redhat.com>
23202 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23203 operands to pseudo only if CSE is expected. Split long immediate
23204 operands only after reload, and for the stack pointer.
23205 (*add<GPI>3_pluslong): Remove.
23206 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23207 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23208 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23209 (*add<GPI>3 peepholes): New.
23210 (*add<GPI>3 splitters): New.
23211 * config/aarch64/constraints.md (Upl): New.
23212 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23214 2016-01-18 Richard Biener <rguenther@suse.de>
23216 PR tree-optimization/69297
23217 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23219 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23221 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23223 PR middle-end/68542
23224 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23225 of mixind vector and scalar types.
23226 (fold_relational_const): Add handling of vector
23227 comparison with boolean result.
23228 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23229 comparison of vector operands with boolean result for EQ/NE only.
23230 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23231 (verify_gimple_cond): Likewise.
23232 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23235 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23237 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23240 2016-01-18 Richard Biener <rguenther@suse.de>
23242 PR middle-end/69308
23243 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23245 2016-01-18 Tom de Vries <tom@codesourcery.com>
23247 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23249 2016-01-18 Tom de Vries <tom@codesourcery.com>
23251 * omp-low.c (set_oacc_fn_attrib): Make extern.
23252 * omp-low.h (set_oacc_fn_attrib): Declare.
23253 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23254 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23255 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23256 Add and handle function parameter oacc_kernels_p.
23257 (find_reduc_addr, get_omp_data_i_param): New function.
23258 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23259 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23260 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23261 Calculate dominance info. Skip loops that are not in a kernels region
23262 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23263 (pass_parallelize_loops::execute): Call parallelize_loops with
23264 oacc_kernels_p argument.
23265 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23266 New member function.
23267 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23268 * passes.def: Add argument to pass_parallelize_loops instantation.
23270 2016-01-18 Tom de Vries <tom@codesourcery.com>
23272 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23273 pass_parallelize_loops to be run outside the loop pipeline.
23275 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23277 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23278 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23280 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23283 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23284 using get_ref_base_and_extent.
23285 (equal_mem_array_ref_p): New.
23286 (hashable_expr_equal_p): Add call to previous.
23288 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23291 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23292 (sra_initialize): Allocate disqualified_constants.
23293 (sra_deinitialize): Free disqualified_constants.
23294 (disqualify_candidate): Update disqualified_constants when appropriate.
23295 (create_access): Scan for constant-pool entries as we go along.
23296 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23297 (maybe_add_sra_candidate): Allow constant-pool entries.
23298 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23299 (initialize_constant_pool_replacements): New.
23300 (sra_modify_assign): Avoid mangling assignments created by previous,
23301 and don't generate writes into constant pool.
23302 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23304 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23306 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23307 andnot instruction.
23308 (scalar_chain::convert_op): Likewise.
23309 * config/i386/i386.md (*andndi3_doubleword): New.
23311 2016-01-18 Richard Biener <rguenther@suse.de>
23313 PR tree-optimization/69170
23314 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23315 building a vector from scalar results of a pattern stmt.
23317 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23319 * haifa-sched.c (autopref_multipass_init): Work around
23320 -Wmaybe-uninitialized warning.
23322 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23324 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23325 against the constant 0.
23327 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23329 PR tree-optimization/68799
23330 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23331 look up phi candidates in the statement-candidate map.
23332 (phi_add_costs): Likewise.
23333 (record_phi_increments): Likewise.
23334 (phi_incr_cost): Likewise.
23335 (ncd_with_phi): Likewise.
23336 (all_phi_incrs_profitable): Likewise.
23338 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23340 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23341 -Wmaybe-uninitialized warning.
23343 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23345 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23346 (Option Summary): Update to reflect new section and moved options.
23347 (C++ Dialect Options): Move -fvtable-verify and related options.
23348 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23349 and profiling-related options.
23350 (Optimization Options): Move profile generation options and
23351 -fstack-protector and related options.
23352 (Instrumentation Options): New section incorporating moved options.
23353 (Code Generation Options): Move -finstrument-functions and
23354 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23356 2016-01-16 Tom de Vries <tom@codesourcery.com>
23358 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23360 2016-01-16 Tom de Vries <tom@codesourcery.com>
23362 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23364 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23366 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23367 that checks whether the table is already empty. Rename the
23368 original implementation to...
23369 (hash_table::empty_slot): ...this new private function.
23371 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23373 PR diagnostic/68899
23374 * diagnostic-show-locus.c (layout::print_source_line): Move x
23375 offset of line until after call to
23376 get_line_width_without_trailing_whitespace.
23378 2016-01-15 Jeff Law <law@redhat.com>
23380 PR tree-optimization/69270
23381 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23382 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23383 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23384 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23385 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23386 ssa_name_has_boolean_range and constant_boolean_node.
23388 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23390 PR rtl-optimization/69030
23391 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23393 (spill_pseudos): Delete debug insn for dead pseudo.
23394 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23396 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23398 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23400 (TYPES_UNOPUS): Likewise.
23401 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23402 builtin type, from UNOP to UNOPUS.
23403 (lbtruncuv4sf): Likewise.
23404 (lbtruncuv2df): Likewise.
23405 (lrounduv2sf): Likewise.
23406 (lrounduv4sf): Likewise.
23407 (lrounduv2df): Likewise.
23408 (lroundusf): Likewise.
23409 (lroundusf): Likewise.
23410 (lceiluv2sf): Likewise.
23411 (lceiluv4sf): Likewise.
23412 (lceiluv2df): Likewise.
23413 (lceilusf): Likewise.
23414 (lceiludf): Likewise.
23415 (lflooruv2sf): Likewise.
23416 (lflooruv4sf): Likewise.
23417 (lflooruv2df): Likewise.
23418 (lfloorusf): Likewise.
23419 (lfloorudf): Likewise.
23420 (lfrintnuv2sf): Likewise.
23421 (lfrintnuv4sf): Likewise.
23422 (lfrintnuv2df): Likewise.
23423 (lfrintnusf): Likewise.
23424 (lfrintnudf): Likewise.
23425 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23427 (vcvtq_u32_f32): Likewise.
23428 (vcvtq_u64_f64): Likewise.
23429 (vcvta_u32_f32): Likewise.
23430 (vcvtaq_u32_f32): Likewise.
23431 (vcvtaq_u64_f64): Likewise.
23432 (vcvtm_u32_f32): Likewise.
23433 (vcvtmq_u32_f32): Likewise.
23434 (vcvtmq_u64_f64): Likewise.
23435 (vcvtn_u32_f32): Likwise.
23436 (vcvtnq_u32_f32): Likewise.
23437 (vcvtnq_u64_f64): Likewise.
23438 (vcvtp_u32_f32): Likewise.
23439 (vcvtpq_u32_f32): Likewise.
23440 (vcvtpq_u64_f64): Likewise.
23441 (vcvtmd_u64_f64): Likewise.
23442 (vcvtms_u32_f32): Likewise.
23443 (vcvtad_u64_f64): Likewise.
23444 (vcvtas_u32_f32): Likewise.
23445 (vcvtnd_u64_f64): Likewise.
23446 (vcvtns_u32_f32): Likewise.
23447 (vcvtpd_u64_f64): Likewise.
23448 (vcvtps_u32_f32): Likewise.
23450 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23452 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
23453 CSEL of zero_extended registers.
23455 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23457 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
23458 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
23460 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23462 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
23463 false when argument string is not found in the attributes table
23466 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
23469 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
23470 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
23471 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
23472 precision estimate.
23474 2016-01-15 Richard Biener <rguenther@suse.de>
23476 PR tree-optimization/66856
23477 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
23478 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
23479 (vect_create_new_slp_node): Increment stmt reference count.
23480 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
23481 an SLP tree before swapping operands.
23482 (vect_build_slp_tree): Likewise.
23483 (destroy_bb_vec_info): Free stmt info after SLP instances.
23484 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
23485 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
23486 (STMT_VINFO_NUM_SLP_USES): New macro.
23488 2016-01-15 Richard Biener <rguenther@suse.de>
23491 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
23492 (add_linkage_name): ... here.
23493 (gen_typedef_die): Use add_linkage_name_raw instead of
23494 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
23497 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
23499 * gimplify.c (oacc_default_clause): Decode reference and pointer
23500 types for both kernels and parallel regions.
23502 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
23504 PR middle-end/69246
23505 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
23507 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23509 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
23510 (convert_scalars_to_vector): Likewise.
23512 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
23514 * doc/extend.texi (Type Traits): Fix grammar.
23516 2016-01-15 Martin Jambor <mjambor@suse.cz>
23518 * tree-inline.c (remap_decl): Use existing dclarations if
23519 remapping a type and prevent_decl_creation_for_types.
23520 (replace_locals_stmt): Do an initial remapping of non-VLA typed
23521 decls first. Do real remapping with
23522 prevent_decl_creation_for_types set.
23523 * tree-inline.h (copy_body_data): New field
23524 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
23527 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23529 * config/s390/s390.opt (mmvcle): More verbose help text.
23531 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
23533 * config/s390/s390.opt: Add period to -mzvector option text.
23535 2016-01-15 Richard Biener <rguenther@suse.de>
23537 PR tree-optimization/68961
23538 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
23539 of invariants in stores again.
23541 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
23543 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
23545 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
23547 * config/i386/i386.c (ix86_expand_branch): Don't split
23548 DI mode xor instruction to SI mode.
23550 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23553 * ipa-icf.c (sem_function::merge): Virtual functions may become
23554 reachable even if they address is not taken and there are no
23557 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
23559 * lto-streamer-out.c (subtract_estimated_size): New function.
23560 (get_symbol_initial_value): Use it.
23562 2016-01-15 Christian Bruel <christian.bruel@st.com>
23565 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
23566 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
23567 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
23568 use add_builtin_function_ext_scope instead of add_builtin_function.
23569 (neon_set_p, neon_crypto_set_p): Remove.
23570 (arm_init_builtins): Always call arm_init_neon_builtins and
23571 arm_init_crypto_builtins.
23572 (arm_expand_builtin): Check that builtins are allowed for the arch.
23573 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
23574 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
23575 arm_init_neon_builtins call.
23577 2016-01-15 Richard Biener <rguenther@suse.de>
23579 PR tree-optimization/69117
23580 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
23581 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
23582 of the leader conservatively.
23583 (free_scc_vn): Restore original SSA name infos.
23585 2016-01-14 Jeff Law <law@redhat.com>
23587 PR tree-optimization/69270
23588 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
23589 single bit of precision, verify it's also unsigned.
23590 (record_edge_info): Use constant_boolean_node rather than fold_convert
23591 to convert boolean_true/boolean_false to the right type.
23593 2016-01-14 Richard Henderson <rth@redhat.com>
23596 * loop-doloop.c (record_reg_sets): New.
23597 (doloop_optimize): Reject the transform if the sequence
23598 clobbers registers live at the end of the loop block.
23599 (doloop_optimize_loops): Enable df_live if needed.
23601 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23603 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
23604 * config/rs6000/rs6000.c: Likewise.
23605 * config/rs6000/rs6000.h: Likewise.
23606 * config/rs6000/rs6000.md: Likewise.
23607 * doc/extend.texi: Likewsie.
23609 2016-01-14 Jeff Law <law@redhat.com>
23611 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
23614 2016-01-14 Richard Henderson <rth@redhat.com>
23618 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
23619 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
23620 instead of builtin_decl_declared_p to test for declaration.
23622 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
23624 * doc/loop.texi (Loop Analysis and Representation): Document
23625 loop_depth function.
23627 2016-01-14 Tom de Vries <tom@codesourcery.com>
23629 PR tree-optimization/68773
23630 * omp-low.c (expand_omp_target): Don't set force_output.
23631 * varpool.c (varpool_node::get_create): Same.
23632 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
23633 offload_funcs with force_output.
23635 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23638 * lra-eliminations.c (move_plus_up): Don't change anything if either
23639 the outer or inner subreg mode is not MODE_INT.
23640 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
23641 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
23643 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23645 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
23646 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
23647 reduc_uplus_@var{m}): Remove.
23648 * expr.c (expand_expr_real_2): Remove expansion path for
23649 reduc_[us](min|max|plus) optabs.
23650 * optabs-tree.c (scalar_reduc_to_vector): Remove.
23651 * optabs-tree.h (scalar_reduc_to_vector): Remove.
23652 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
23653 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
23654 * tree-vect-loop.c (vectorizable_reduction): Remove test for
23655 reduc_[us](min|max|plus) optabs.
23657 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23659 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
23660 (reduc_plus_scal_v2sf): New.
23661 (reduc_smax_v2sf): Rename to...
23662 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
23663 (reduc_smin_v2sf): Rename to...
23664 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
23666 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
23668 * alias.c (compare_base_symbol_refs): New function.
23669 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
23672 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23674 PR middle-end/68146
23675 PR tree-optimization/69155
23676 * tree-complex.c: Include cfganal.h.
23677 (phis_to_revisit): New variable.
23678 (extract_component): Add phiarg_p argument. Assert that returned
23679 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
23680 (update_phi_components): Partly rewrite to use loop over real/imag
23681 components instead of code duplication. If extract_component returns
23682 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
23683 create_tmp_reg into the PHI node instead, and mention the phi triplet
23684 in phis_to_revisit.
23685 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
23686 in phis_to_revisit at the end.
23688 2016-01-14 Richard Biener <rguenther@suse.de>
23690 PR tree-optimization/68060
23691 * tree-vect-loop.c (vect_is_simple_reduction): Check the
23692 outer loop reduction is only used in the inner loop before
23693 detecting a double reduction.
23695 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23698 * combine.c (expand_field_assignment): Punt if compute_mode is
23699 unsupported scalar mode.
23701 2016-01-14 Richard Biener <rguenther@suse.de>
23703 PR tree-optimization/66856
23704 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
23705 SLP node only if it built successfully.
23706 (vect_analyze_slp_instance): Adjust.
23708 2016-01-14 Jeff Law <law@redhat.com>
23710 PR tree-optimization/69270
23711 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
23712 (record_edge_info): Use it. Convert boolean_{true,false}_node
23713 to the type of op0.
23715 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
23718 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
23719 use block_ultimate_origin
23720 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
23722 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23724 * doc/invoke.texi (Submodel Options): Rename section to
23725 "Machine-Dependent Options" to better reflect its content.
23726 Rewrite introductory text to remove archaic CPU names.
23729 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23731 * doc/invoke.texi (Code Gen Options): Move section up in file,
23732 before target-specific options. Update menu and option summary
23733 to reflect the new section ordering.
23735 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23737 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
23738 (C++ Dialect Options): Add cross-reference to -std option.
23739 * doc/standards.texi (C++ Language): Document C++14 support.
23741 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
23743 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
23744 for pack/unpack functions for __ibm128.
23745 (PACK_IF): Likewise.
23746 (UNPACK_IF): Likewise.
23748 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
23749 support for __ibm128 pack/unpack functions.
23750 (rs6000_invalid_builtin): Likewise.
23751 (rs6000_init_builtins): Likewise.
23752 (rs6000_opt_masks): Likewise.
23754 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
23755 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
23757 (RS6000_BTM_COMMON): Likewise.
23759 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
23760 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
23761 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
23762 128-bit floating point. Add support for the double values to be
23763 in Altivec registers for TF/IF packing and unpacking, but restrict
23764 TD packing sub-fields to be FPR registers. Don't allow overlapped
23765 register support for packing. Allow pack inputs to be memory
23766 locations. Don't build generator functions for unpack<mode>_dm
23767 and unpack<mode>_nodm.
23768 (unpack<mode>_dm): Likewise.
23769 (unpack<mode>_nodm): Likewise.
23770 (pack<mode>): Likewise.
23772 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
23773 built-in functions to pack/unpack explicit __ibm128 values.
23774 (__builtin_unpack_ibm128): Likewise.
23776 * doc/extend.texi (PowerPC Built-in Functions): Document
23777 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
23779 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
23782 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
23783 Add new arg loc and pass it down as context.
23784 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
23785 to the location to use for the warning.
23786 (check_function_arguments): New arg loc. All callers changed. Pass
23787 it to check_function_nonnull.
23788 * c-common.h (check_function_arguments): Adjust declaration.
23790 2016-01-13 Jakub Jelinek <jakub@redhat.com>
23792 PR tree-optimization/69156
23793 * gimple.c (validate_type): Removed.
23794 (gimple_builtin_call_types_compatible_p): Use
23795 useless_type_conversion_p instead of validate_type.
23796 * value-prof.c (gimple_stringop_fixed_value): Fold
23797 icall_size to correct type.
23799 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23801 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
23804 2016-01-13 Richard Henderson <rth@redhat.com>
23807 * target.def (builtin_tm_load, builtin_tm_store): Remove.
23808 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
23809 (ix86_builtin_tm_store): Remove.
23810 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23811 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23812 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23813 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23814 * doc/tm.texi: Rebuild.
23816 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
23817 (BUILT_IN_TM_MEMCPY_RTWN): New.
23818 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
23819 fallback from vector to integer helpers.
23820 (build_tm_load): Handle vector types directly, instead of
23822 (build_tm_store): Likewise.
23823 (expand_assign_tm): Prepare for register types not handled by
23824 the above. Copy them to memory and use memcpy.
23825 * tree.c (tm_define_builtin): New.
23826 (find_tm_vector_type): New.
23827 (build_tm_vector_builtins): New.
23828 (build_common_builtin_nodes): Call it.
23830 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
23832 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
23833 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
23835 2016-01-13 Tom de Vries <tom@codesourcery.com>
23837 PR tree-optimization/69169
23838 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
23839 handled_struct_type param.
23840 (create_variable_info_for, intra_create_variable_infos): Call
23841 create_variable_info_for_1 with extra arg.
23843 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
23845 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
23846 and "armv8.1-a+crc" entries.
23848 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
23851 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
23852 Change first operand predicate from register_or_constm1_operand
23853 to register_operand.
23854 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
23855 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
23856 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
23857 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
23858 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
23859 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
23860 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
23861 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
23862 comparison with constm1_rtx from vec_prefetch_gen part.
23864 2016-01-13 Richard Biener <rguenther@suse.de>
23866 PR tree-optimization/69013
23867 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
23868 Exchange assert for a test.
23870 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23873 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
23875 2016-01-13 Richard Biener <rguenther@suse.de>
23877 PR tree-optimization/69242
23878 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
23879 assert with a check.
23881 2016-01-13 Richard Biener <rguenther@suse.de>
23883 PR tree-optimization/69186
23884 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
23885 Properly guard vect_update_misalignment_for_peel call.
23887 2016-01-12 Jeff Law <law@redhat.com>
23889 PR tree-optimization/pr67755
23890 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
23891 "need_profile_correction".
23892 (thread_block_1): Initialize new field to false by default. If we
23893 have multiple thread paths through a common joiner to different
23894 final targets, then set new field to true.
23895 (compute_path_counts): Only do count adjustment when it's really
23898 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23900 * doc/invoke.texi (Spec Files): Move section down in file, past
23901 all command-line option descriptions.
23903 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23905 PR middle-end/54809
23906 * doc/gty.texi: Remove documentation of mark_hook.
23907 * gengtype.c (struct write_types_data): Remove code to support
23908 mark_hook attribute.
23909 (walk_type): Likewise.
23910 (write_func_for_structure): Likewise.
23912 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23914 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
23915 Directory Options, and -specs= to Overall Options.
23916 (Overall Options): Adjust similarly. Reorder to group related
23917 options together. Make -specs= cross-reference the spec file details.
23918 (Directory Options): Adjust similarly.
23920 2016-01-12 Jeff Law <law@redhat.com>
23922 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
23924 2016-01-12 Olivier Hainque <hainque@adacore.com>
23926 * gcc.c (spec_undefvar_allowed): New global.
23927 (process_command): Set to true when running for --version or --help,
23929 (getenv_spec_function): When the variable is not defined, use the
23930 variable name as the variable value if we're allowed not to issue
23933 2016-01-12 Bin Cheng <bin.cheng@arm.com>
23935 PR tree-optimization/68911
23936 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
23937 information computed for expression "init + nit * step".
23939 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23941 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
23942 about name of GCC executable. Remove deleted node from menu.
23943 (Directory Options) <-B>: Remove cross-reference to deleted node.
23944 (Target Options): Delete section.
23946 2016-01-12 Christian Bruel <christian.bruel@st.com>
23949 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
23950 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
23952 2016-01-12 Jakub Jelinek <jakub@redhat.com>
23955 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
23956 aligned_mem is properly set for AVX512-VL floating point masked
23960 * ifcvt.c (cond_exec_process_if_block): When removing the last
23961 insn from then_bb, remove also any possible barriers that follow it.
23963 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
23967 * config/i386/iamcu.h (SIZE_TYPE): New macro.
23968 (PTRDIFF_TYPE): Likewise.
23969 (WCHAR_TYPE): Likewise.
23970 (WCHAR_TYPE_SIZE): Likewise.
23971 (STDINT_LONG32): Likewise.
23973 2016-01-12 Richard Biener <rguenther@suse.de>
23975 PR tree-optimization/69053
23976 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
23977 convert initial value for cond reductions.
23979 2016-01-12 Richard Biener <rguenther@suse.de>
23981 PR tree-optimization/69007
23982 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
23983 widen_sum after dot_prod and sad.
23985 2016-01-12 Richard Biener <rguenther@suse.de>
23987 PR tree-optimization/69168
23988 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
23989 pattern stmt SLP type.
23990 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
23991 end up unused so cope with that case.
23993 2016-01-12 Richard Biener <rguenther@suse.de>
23995 PR tree-optimization/69157
23996 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
23997 stmts def type only during analyze phase.
23998 (vectorizable_call): Likewise.
23999 (vectorizable_simd_clone_call): Likewise.
24000 (vectorizable_conversion): Likewise.
24001 (vectorizable_assignment): Likewise.
24002 (vectorizable_shift): Likewise.
24003 (vectorizable_operation): Likewise.
24004 (vectorizable_store): Likewise.
24005 (vectorizable_load): Likewise.
24007 2016-01-12 Richard Biener <rguenther@suse.de>
24009 PR tree-optimization/69174
24010 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24012 (vectorizable_load): Properly compute the number of loads needed
24013 for permuted strided SLP loads and do not spuriously assign
24014 to SLP_TREE_VEC_STMTS.
24016 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24018 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24019 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24020 (MD_EXEC_PREFIX): Remove.
24021 (MD_STARTFILE_PREFIX) Removee.
24022 (FILE_NAME_ABSOLUTE_P): Remove.
24023 (CPP_SPEC): Do not read macros from sys/version.h.
24024 (LINK_COMMAND_SPEC): Remove.
24025 (LOCAL_INCLUDE_DIR): Remove.
24026 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24027 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24028 (POST_LINK_SPEC): Define to invoke stubify after linker
24029 (LIBSTDCXX): Remove define
24030 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24031 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24032 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24033 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24034 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24035 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24036 (i386_djgpp_asm_named_section): Add propotype of new procedure
24038 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24039 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24040 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24041 in config/i386/djgpp.h).
24042 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24043 STANDARD_STARTFILE_PREFIX_1.
24044 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24045 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24046 installation errors.
24047 (MAX_OFILE_ALIGNMENT): Define to 128.
24048 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24050 * config/i386/djgpp.c: New file. Add implementation of
24051 i386_djgpp_asm_named_section.
24053 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24055 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24056 Add rule for building djgpp.o.
24058 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24060 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24061 (rtx_is_swappable_p): Reductions are swappable.
24062 (insn_is_swappable_p): V2DF reductions are swappable.
24064 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24066 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24067 reloads for other unsupported memory operands.
24069 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24070 Jim Wilson <jim.wilson@linaro.org>
24073 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24074 copy_to_mode_reg instead of force_reg.
24076 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24079 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24080 TARGET_80387 is true.
24082 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24085 * lra-eliminations.c (move_plus_up): Only move plus up
24086 if subreg of the constant can be simplified into constant
24087 and use the simplified subreg of the constant instead of
24088 the original constant.
24090 * fold-const.c (fold_convertible_p): Don't return true
24091 for conversion of VECTOR_TYPE to same sized integral type.
24092 (fold_convert_loc): Fix up formatting. Fold conversion of
24093 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24094 instead of NOP_EXPR.
24096 PR tree-optimization/69214
24097 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24098 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24101 PR tree-optimization/69207
24102 * tree-vect-slp.c (vect_get_constant_vectors): For
24103 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24104 fold_convertible_p to vector_type's element type, and always
24105 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24107 2016-01-11 Richard Biener <rguenther@suse.de>
24109 PR tree-optimization/69173
24110 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24111 fixup the cycle if all stmts are in a pattern.
24113 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24115 PR middle-end/68999
24116 * alias.c (base_alias_check): Move check for addresses with
24117 alignment ANDs before the call for compare_base_decls.
24118 (memrefs_conflict_p): Return -1 for different decls
24119 that went through alignment adjustments.
24121 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24123 PR rtl-optimization/68796
24124 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24125 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24126 and QImode comparisons against zero with CC_NZmode.
24127 * config/aarch64/iterators.md (short_mask): New mode_attr.
24129 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24131 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24132 (<avx512>_store<mode>_mask): Likewise.
24134 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24135 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24137 PR rtl-optimization/68841
24138 * ifcvt.c (struct noce_if_info): Add orig_x field.
24139 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24140 Don't record conflicts on to_rename if it's present.
24141 Allow memory destinations in sets.
24142 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24143 blocks, passing orig_x to the checks.
24144 (noce_process_if_block): Set if_info->orig_x appropriately.
24146 2016-01-11 Tom de Vries <tom@codesourcery.com>
24148 PR tree-optimization/69069
24149 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24151 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24153 PR rtl-optimization/68920
24154 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24155 of conditional moves for RTL if-conversion to 1 for
24156 TARGET_ONE_IF_CONV_INSN.
24157 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24158 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24159 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24160 parameter to restirct number of conditional moves for
24162 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24163 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24166 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24169 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24170 onepart vars. Fix typo in comment. Fix reversed condition in
24172 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24175 * var-tracking.c (dump_onepart_variable_differences): New.
24176 (dataflow_set_different): If a detailed dump is requested,
24177 delay early returns and dump differences between onepart
24178 variables present before and after, and added variables.
24180 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24183 * expr.c (expand_expr_real_1): For boolean vector constants
24184 with a scalar mode use const_scalar_mask_from_tree.
24185 (const_scalar_mask_from_tree): New.
24186 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24187 assigned to a mask type to handle constants.
24189 2016-01-11 Martin Jambor <mjambor@suse.cz>
24192 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24193 useless parameters if we cannot change function signature.
24195 2016-01-11 Martin Jambor <mjambor@suse.cz>
24198 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24201 2016-01-11 Tom de Vries <tom@codesourcery.com>
24203 PR tree-optimization/69109
24204 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24207 2016-01-11 Tom de Vries <tom@codesourcery.com>
24209 PR tree-optimization/69108
24210 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24211 res is not used in a phi.
24213 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24216 * common.opt (frandom-seed): Fix parameter name.
24217 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24219 2016-01-11 Tom de Vries <tom@codesourcery.com>
24221 PR tree-optimization/69058
24222 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24225 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24227 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24228 (mcode-density): Likewise.
24230 2016-01-10 Tom de Vries <tom@codesourcery.com>
24232 PR tree-optimization/69062
24233 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24234 (parallelize_loops): Don't paralelize loop that has phi with address
24237 2016-01-10 Tom de Vries <tom@codesourcery.com>
24239 PR tree-optimization/69039
24240 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24243 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24245 PR middle-end/68743
24246 * match.pd: Require target has function_c99_misc before doing
24247 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24249 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24251 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24253 * configure: Regenerate.
24255 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24257 PR middle-end/50865
24258 PR tree-optimization/69097
24259 * fold-const.h (expr_not_equal_to): New prototype.
24260 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24261 (expr_not_equal_to): New function.
24262 * match.pd (X % -Y is the same as X % Y): Don't optimize
24263 unless X is known not to be equal to minimum or Y is known
24264 not to be equal to -1.
24265 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24266 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24267 (simplify_stmt_using_ranges): Adjust caller.
24268 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24269 substitute_and_fold.
24271 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24273 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24276 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24278 PR tree-optimization/69167
24279 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24280 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24282 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24284 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24285 Richard Biener <rguenther@suse.de>
24287 PR tree-optimization/68707
24288 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24289 instances that can be handled via vect_load_lanes.
24291 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24293 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24294 if we can't determine address equivalence.
24295 * alias.c (compare_base_decl): Update for changed return value of
24296 symtab_node::equal_address_to.
24298 2016-01-08 Jason Merrill <jason@redhat.com>
24302 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24303 * expr.c (store_field): Not here.
24304 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24305 call with TREE_ADDRESSABLE type.
24306 * tree-cfg.c (verify_gimple_call): Adjust.
24308 2016-01-08 Olivier Hainque <hainque@adacore.com>
24310 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24313 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24315 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24316 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24317 (reduc_smin_v2sf): Rename to...
24318 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24319 (reduc_splus_v2sf): Rename to...
24320 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24322 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24324 PR tree-optimization/69162
24325 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24326 valist argument in another argument.
24327 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24328 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24329 to determine the va_list type, build a MEM_REF instead of
24330 build_fold_indirect_ref.
24332 PR tree-optimization/69172
24333 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24336 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24338 PR tree-optimization/67781
24339 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24340 and cmpnop in two steps: first the ones not accessed in original
24341 gimple expression in a endian independent way and then the ones not
24342 accessed in the final result in an endian-specific way.
24344 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24346 PR tree-optimization/69083
24347 * tree-vect-slp.c (vect_get_constant_vectors): For
24348 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24349 element type. If op is fold_convertible_p to vector_type's element
24350 type, use NOP_EXPR instead of VCE.
24352 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24354 PR rtl-optimization/67778
24355 PR rtl-optimization/68634
24356 PR rtl-optimization/68909
24357 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24358 block from the stack until done with it. Remove a superfluous
24359 bitmap set. Remove a superfluous bitmap test.
24361 2016-01-07 Martin Sebor <msebor@redhat.com>
24364 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24365 constraint on the type of arguments.
24367 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24369 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24370 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24371 unaligned_access on the gcc_options set.
24372 * config/arm/arm.c (arm_option_override_internal): Use
24373 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24375 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24378 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24379 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24381 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24384 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24387 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24388 depending on frame_pointer_needed before remaining integer and SSE
24389 registers are saved.
24391 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24394 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24396 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24399 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24400 Use the "xBm" constraint.
24401 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24403 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24404 (sse_cvtsi2ssq<round_name>): Likewise.
24405 (sse_cvtss2si<round_name>): Likewise.
24406 (sse_cvtss2siq<round_name>): Likewise.
24407 (sse2_cvtsi2sdq<round_name>): Likewise.
24408 (sse2_cvtsd2si<round_name>): Likewise.
24409 (sse2_cvtsd2siq<round_name>): Likewise.
24410 * config/i386/subst.md (round_nimm_scalar_predicate): New
24413 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24415 PR middle-end/67639
24416 * varasm.c (make_decl_rtl): Mark invalid register vars as
24419 PR rtl-optimization/66206
24420 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24421 All callers changed.
24423 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24425 PR tree-optimization/69141
24426 * tree-ssa-pre.c: Include langhooks.h.
24427 (eliminate_dom_walker::before_dom_children): Use
24428 lang_hooks.decl_printable_name instead of
24429 cgraph_node::get ()->name ().
24431 PR middle-end/68960
24432 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24433 it and DECL_ALIGN too.
24435 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
24437 * config/mips/mips-ftypes.def: Sort to lexicographical order.
24439 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24442 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24443 depending on frame_pointer_needed before remaining integer and SSE
24444 registers are saved.
24446 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24448 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
24449 mode iterator with VSX_M2.
24450 (*p9_vecstore_<mode>): Likewise.
24451 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
24452 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
24453 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
24454 (define_split for VSX_LE128 stores): Likewise.
24455 (define_peephole2 for TImode LE swaps): Likewise.
24456 (define_split for VSX_LE128 post-reload stores): Likewise.
24458 2016-01-06 Marek Polacek <polacek@redhat.com>
24461 * convert.c (convert_to_integer_1): Adjust call to
24462 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
24463 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
24464 EXPR instead of ARG.
24465 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
24467 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24470 * doc/extend.texi (RL78 Variable Attributes): New section.
24472 2016-01-05 Marek Polacek <polacek@redhat.com>
24475 * builtins.c (get_memmodel): Use expansion point location rather than
24476 the input location. Call warning_at rather than warning.
24477 (expand_builtin_atomic_compare_exchange): Likewise.
24478 (expand_builtin_atomic_load): Likewise.
24479 (expand_builtin_atomic_store): Likewise.
24480 (expand_builtin_atomic_clear): Likewise.
24482 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24485 * config/i386/i386.c (ix86_expand_vector_logical_operator):
24486 Replace nonimmediate_operand with vector_operand.
24487 * config/i386/predicates.md (vector_operand): New predicate.
24488 (general_vector_operand): Replace nonimmediate_operand with
24490 * config/i386/sse.md: Replace nonimmediate_operand with
24491 vector_operand and m constraint with Bm constraint on SSE
24492 patterns with 16-byte memory operand.
24493 * config/i386/subst.md (round_nimm_predicate): Replace
24494 nonimmediate_operand with vector_operand.
24495 (round_saeonly_nimm_predicate): Likewise.
24496 (round_saeonly_nimm_scalar_predicate): New.
24498 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
24501 * config/i386/constraints.md (Bm): New constraint.
24502 * config/i386/predicates.md (vector_memory_operand): New
24504 * config/i386/sse.md: Replace xm with xBm in plusminus and
24505 any_logic patterns.
24507 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24510 * doc/extend.texi (V850 Function Attributes): New section.
24511 (V850 Variable Attributes): New section.
24513 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
24516 * doc/extend.texi (MicroBlaze Function Attributes): Document
24517 interrupt_handler and fast_interrupt attributes.
24519 2016-01-05 Sergei Trofimovich <siarheit@google.com>
24522 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
24523 for local symbolic operands.
24524 * config/ia64/predicates.md (local_symbolic_operand64): New
24527 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24529 PR rtl-optimization/68651
24530 * combine.c (combine_simplify_rtx): Canonicalize x + x into
24533 2016-01-05 Nathan Sidwell <nathan@acm.org>
24535 * alias.c (compare_base_decls): Use symtab_node::get.
24537 2016-01-05 Nick Clifton <nickc@redhat.com>
24540 * ira-costs.c (copy_cost): Initialise the t_icode field of the
24541 secondary_reload_info structure.
24544 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
24545 decls if weak support is available.
24547 2016-01-04 Martin Sebor <msebor@redhat.com>
24549 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
24551 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24553 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
24554 OPTION_MASK_P9_DFORM.
24556 * config/rs6000/constraints.md (wo constraint): New constraint for
24559 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
24561 (rs6000_init_hard_regno_mode_ok): Likewise.
24563 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
24566 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
24567 expanders not to have constraints. Add support for ISA 3.0 xxperm
24568 instruction. Add support for fusing xxlor with xxperm.
24569 (altivec_vperm_<mode>_internal): Likewise.
24570 (altivec_vperm_v8hiv16qi): Likewise.
24571 (altivec_vperm_<mode>v16q): Likewise.
24572 (altivec_vperm_<mode>_uns): Likewise.
24573 (vperm_v8hiv4si): Likewise.
24574 (vperm_v16qiv8hi): Likewise.
24576 * doc/md.texi (RS/6000 constraints): Document wo constraint.
24578 2016-01-04 Jakub Jelinek <jakub@redhat.com>
24580 Update copyright years.
24582 * gcc.c (process_command): Update copyright notice dates.
24583 * gcov-dump.c (print_version): Ditto.
24584 * gcov.c (print_version): Ditto.
24585 * gcov-tool.c (print_version): Ditto.
24586 * gengtype.c (create_file): Ditto.
24587 * doc/cpp.texi: Bump @copying's copyright year.
24588 * doc/cppinternals.texi: Ditto.
24589 * doc/gcc.texi: Ditto.
24590 * doc/gccint.texi: Ditto.
24591 * doc/gcov.texi: Ditto.
24592 * doc/install.texi: Ditto.
24593 * doc/invoke.texi: Ditto.
24595 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24597 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
24598 modes larger than TImode as TImode if NEON is not enabled.
24600 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24603 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
24604 mode for %f0-%f31 only if TARGET_FPU.
24606 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
24609 * config/sparc/sparc.c (scan_record_type): Take into account subfields
24610 to compute the PACKED_P predicate.
24611 (function_arg_record_value): Minor tweaks.
24613 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24615 * doc/install.texi (--with-multilib-list): Describe the meaning of the
24616 option for arm*-*-* targets.
24618 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
24620 * doc/extend.texi (Common Function Attributes): Move docs for
24621 MSP430-specific attributes to....
24622 (MSP430 Function Attributes): ...here. Delete the redundant
24623 entries and copy-edit the remaining text.
24624 (MSP430 Variable Attributes): Use uniform format for index
24625 entries and add a cross-reference to the corresponding function
24628 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
24630 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
24632 (x86 Options): Likewise.
24634 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24638 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
24639 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
24640 to corresponding attribute.
24642 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24644 * doc/extend.texi (Common Function Attributes) <noplt>: Move
24645 to correct alphabetization of table. Copy-edit and correct
24647 <stack_protect>: Likewise.
24648 <target_clones>: Likewise.
24650 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
24651 Correct punctuation.
24652 (Code Gen Options) <-fno-plt>: Copy-edit.
24654 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
24657 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
24658 SI values. Explicitly convert SI to DI and vice-versa.
24660 2016-01-01 Jakub Jelinek <jakub@redhat.com>
24662 PR tree-optimization/69070
24663 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
24664 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
24667 * ubsan.c (ubsan_instrument_float_cast): Call
24668 initialize_sanitizer_builtins.
24671 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
24673 Copyright (C) 2016 Free Software Foundation, Inc.
24675 Copying and distribution of this file, with or without modification,
24676 are permitted in any medium without royalty provided the copyright
24677 notice and this notice are preserved.