| blob | 977517eabd86f3d1b49f6e39803e76f75fdeaf55 |
1 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
3 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
4 (estimate_local_effects): Likewise.
5 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
6 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
7 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
8 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
9 do_estimate_edge_time, estimate_edge_time): Likewise.
10 * ipa-inline-analysis.c (estimate_node_size_and_time,
11 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
12 (estimate_time_after_inlining): Remove.
14 2017-04-28 Martin Liska <mliska@suse.cz>
16 * doc/gcov.texi: Enhance documentation of gcov.
18 2017-04-28 Martin Liska <mliska@suse.cz>
20 * doc/gcov.texi: Sort options in alphabetic order.
21 * doc/gcov-dump.texi: Likewise.
22 * doc/gcov-tool.texi: Likewise.
23 * gcov.c (print_usage): Likewise.
24 * gcov-dump.c (print_usage): Likewise.
25 * gcov-tool.c (print_merge_usage_message): Likewise.
26 (print_rewrite_usage_message): Likewise.
27 (print_overlap_usage_message): Likewise.
29 2017-04-28 Martin Liska <mliska@suse.cz>
31 PR gcov-profile/53915
32 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
34 2017-04-28 Martin Liska <mliska@suse.cz>
36 PR gcov-profile/79891
37 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
38 is marked by compiler as living on a line.
39 (get_cycles_count): Remove usage of the union.
40 (output_intermediate_file): Likewise.
41 (find_source): Fix GNU coding style.
42 (accumulate_line_counts): Remove old non-all block mode.
43 (output_lines): Remove usage of the union.
44 * profile.c (output_location): Include all BBs, even if
45 belonging to a same line (and file) as a previous BB.
47 2017-04-28 Martin Liska <mliska@suse.cz>
49 * gcov.c (process_args): Handle new argument 'w'.
50 (read_graph_file): Assign ID to BBs.
51 (output_branch_count): Display BB # if verbose flag is set.
52 (output_lines): Likewise for arcs.
53 (print_usage): Add '--verbose' option help.
54 * doc/gcov.texi: Document --verbose (-w) option.
56 2017-04-28 Martin Liska <mliska@suse.cz>
58 * gcov.c (struct block_location_info): New struct.
59 (process_file): Fill up the new structure.
60 (read_graph_file): Replace usage of encoding by the newly added
61 struct.
62 (add_line_counts): Likewise.
63 (accumulate_line_counts): Remove usage of the union.
64 (function_info::function_info): New function.
65 (function_info::~function_info): Likewise.
66 (process_file): Call delete instead of release_function.
67 (release_function): Release the function.
68 (release_structures): Call delete instead of release_function.
69 (solve_flow_graph): Replace usage of num_blocks.
70 (find_exception_blocks): Likewise.
71 (output_lines): Fix GNU coding style.
73 2017-04-28 Martin Liska <mliska@suse.cz>
75 PR driver/56469
76 * coverage.c (coverage_remove_note_file): New function.
77 * coverage.h: Declare the function.
78 * toplev.c (finalize): Clean if an error has been seen.
80 2017-04-28 Martin Liska <mliska@suse.cz>
82 PR gcov-profile/80031
83 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
84 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
85 * gcov.c (read_graph_file): Read just number of blocks.
86 * profile.c (branch_prob): Do not stream 0 flags per a basic
87 block.
89 2017-04-28 Martin Liska <mliska@suse.cz>
91 * gcov-dump.c (tag_*): Add new argument to declarations.
92 (dump_gcov_file): Likewise.
93 (tag_blocks): Add and use new argument depth.
94 (tag_arcs): Likewise.
95 (tag_lines): Likewise.
96 (tag_counters): Likewise.
97 (tag_summary): Likewise.
98 (dump_working_sets): Use depth to do a proper indentation.
100 2017-04-28 Jakub Jelinek <jakub@redhat.com>
102 PR bootstrap/80531
103 * cgraph.h (symtab_node::debug_symtab): No longer inline.
104 * symtab.c (symtab_node::debug_symtab): Move definition here.
106 2017-04-28 Richard Biener <rguenther@suse.de>
108 * lto-streamer.h (LTO_major_version): Bump to 7.
110 2017-04-28 Richard Biener <rguenther@suse.de>
112 * tree-vrp.c (assert_info): New struct.
113 (add_assert_info): New helper.
114 (register_edge_assert_for_2): Refactor to add asserts to a vector
115 of assert_info.
116 (register_edge_assert_for_1): Likewise.
117 (register_edge_assert_for): Likewise.
118 (finish_register_edge_assert_for): New helper actually registering
119 asserts where live on edge.
120 (find_conditional_asserts): Adjust.
121 (find_switch_asserts): Likewise.
122 (evrp_dom_walker::try_find_new_range): Generalize.
123 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
125 2017-04-27 Marek Polacek <polacek@redhat.com>
127 PR sanitizer/80349
128 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
129 arg10 and arg11 to itype.
131 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
133 * doc/extend.texi (Object Size Checking): Improve grammar.
135 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
137 PR target/80530
138 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
139 that the logic for permitting reciprocal estimates matches that
140 in use_rsqrt_p.
142 2017-04-27 Jakub Jelinek <jakub@redhat.com>
144 PR c++/80534
145 * tree.c (type_cache_hasher::equal): Only compare
146 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
147 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
148 non-aggregate element types.
149 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
150 about the flag on ARRAY_TYPEs in the comment, formatting fix.
152 2017-04-27 Richard Biener <rguenther@suse.de>
154 PR middle-end/80533
155 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
156 stripping ARRAY_REFs from MEM_EXPR make sure we're not
157 keeping a reference to a trailing array.
159 2017-04-27 Richard Biener <rguenther@suse.de>
161 PR middle-end/80539
162 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
163 being in loop-closed SSA form conservatively.
164 (chrec_fold_multiply_poly_poly): Likewise.
166 2017-04-27 Tamar Christina <tamar.christina@arm.com>
168 PR middle-end/79665
169 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
170 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
172 2017-04-27 Jakub Jelinek <jakub@redhat.com>
174 PR target/77728
175 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
176 (aarch64_function_arg_alignment): Return unsigned int again, but still
177 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
178 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
179 Don't emit -Wpsabi note.
180 (aarch64_function_arg_boundary): Likewise.
181 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
182 caller.
184 2017-04-26 Nathan Sidwell <nathan@acm.org>
186 * tree.h (crc32_unsigned_n): Declare.
187 (crc32_unsigned, crc32_unsigned): Make inline.
188 * tree.c (crc32_unsigned_bits): Replace with ...
189 (crc32_unsigned_n): ... this.
190 (crc32_unsigned, crc32_byte): Remove.
191 (crc32_string): Remove unnecessary braces.
193 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
195 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
196 * ipa-inline-analysis.c (MAX_TIME): Remove.
197 (account_size_time): Use sreal for time.
198 (dump_inline_summary): Update.
199 (estimate_function_body_sizes): Update.
200 (estimate_edge_size_and_time): Update.
201 (estimate_calls_size_and_time): Update.
202 (estimate_node_size_and_time): Update.
203 (inline_merge_summary): Update.
204 (inline_update_overall_summary): Update.
205 (estimate_time_after_inlining): Update.
206 (inline_read_section): Update.
207 (inline_write_summary): Update.
208 * ipa-inline.c (compute_uninlined_call_time): Update.
209 (compute_inlined_call_time): Update.
210 (recursive_inlining): Update.
211 (inline_small_functions): Update.
212 (dump_overall_stats): Update.
213 * ipa-inline.h: Include sreal.h.
214 (size_time_entry): Turn time to sreal.
215 (inline_summary): Turn self_time nad time to sreal.
217 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
219 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
220 data-streamer.h
221 (sreal::stream_out, sreal::stream_in): New.
222 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
224 2017-04-25 Jakub Jelinek <jakub@redhat.com>
226 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
227 environment.
229 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
231 PR target/70799
232 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
233 Handle ASHIFTRT.
234 (dimode_scalar_chain::compute_convert_gain): Ditto.
235 (dimode_scalar_chain::make_vector_copies): Ditto.
236 (dimode_scalar_chain::convert_reg): Ditto.
237 (dimode_scalar_chain::convert_insn): Ditto.
238 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
239 (VI248_AVX512BW_1): New mode iterator.
240 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
241 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
242 mode iterator.
244 2017-04-25 Martin Sebor <msebor@redhat.com>
246 PR tree-optimization/80497
247 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
248 constants are representable in HOST_WIDE_INT.
249 (parse_directive): Ditto.
251 2017-04-25 Martin Sebor <msebor@redhat.com>
253 PR bootstrap/80486
254 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
255 (new_zero_array): Adjust signature.
256 (dom_info::dom_init): Used unsigned rather that size_t.
257 (dom_info::dom_info): Same.
259 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
260 Jakub Jelinek <jakub@redhat.com>
262 PR target/77728
263 * config/arm/arm.c: Include gimple.h.
264 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
265 returns negative, increment ncrn only if it returned positive.
266 (arm_needs_doubleword_align): Return int instead of bool,
267 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
268 members, but if there is any such non-FIELD_DECL
269 > PARM_BOUNDARY aligned decl, return -1 instead of false.
270 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
271 returns negative, increment nregs only if it returned positive.
272 (arm_setup_incoming_varargs): Likewise.
273 (arm_function_arg_boundary): Emit -Wpsabi note if
274 arm_needs_doubleword_align returns negative, return
275 DOUBLEWORD_ALIGNMENT only if it returned positive.
277 2017-04-25 Marek Polacek <polacek@redhat.com>
279 PR sanitizer/80349
280 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
281 first argument to type.
283 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
285 PR target/80482
286 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
287 type checks to test for compatibility instead of equality.
289 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
290 Jakub Jelinek <jakub@redhat.com>
292 PR target/77728
293 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
294 type.
295 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
296 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
297 the alignment computation, but return their maximum in warn_alignment.
298 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
299 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
300 is smaller.
301 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
302 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
303 caller.
305 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
307 * config/arc/simdext.md (dmpyh): Fix typo.
309 2017-04-25 Richard Biener <rguenther@suse.de>
311 PR tree-optimization/80492
312 * alias.c (compare_base_decls): Handle registers with asm
313 specification conservatively.
314 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
315 compare_base_decls returning dont-know properly.
317 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
319 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
320 (legitimate_offset_address_p): New function.
321 (arc_legitimate_address_p): Use above function.
323 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
325 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
327 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
329 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
330 ACCH registers whenever they are available.
332 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
334 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
335 double regs fix when not used.
337 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
339 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
340 core registers.
341 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
342 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
344 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
346 * config/arc/arc.c (arc_output_addsi): Check for h-register class
347 when emitting short ADD instructions.
349 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
351 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
352 constraint.
353 (cmpsi_cc_c_insn): Likewise.
354 (cbranchsi4_scratch): Compute proper instruction length using
355 compact_hreg_operand.
356 * config/arc/predicates.md (compact_hreg_operand): New predicate.
358 2017-04-25 Richard Biener <rguenther@suse.de>
360 PR middle-end/80509
361 * passes.c (pass_manager::pass_manager): Initialize
362 m_name_to_pass_map.
364 2017-04-25 Richard Biener <rguenther@suse.de>
366 PR tree-optimization/79201
367 * tree-ssa-sink.c (statement_sink_location): Handle calls.
369 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
371 PR target/80464
372 * config/s390/vector.md: Split MEM->GPR vector moves for
373 non-s_operand addresses.
375 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
377 PR target/79895
378 * config/s390/predicates.md (reload_const_wide_int_operand): New
379 predicate.
380 * config/s390/s390.md ("movti"): Remove d/P alternative.
381 ("movti_bigconst"): New pattern definition.
383 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
385 PR target/80080
386 * s390-protos.h (s390_expand_cs_hqi): Removed.
387 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
388 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
389 modes as well as CCZ1mode and CCZmode.
390 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
391 signature of s390_emit_compare_and_swap.
392 (s390_expand_cs_hqi): Likewise, make static.
393 (s390_expand_cs_tdsi): Generate an explicit compare before trying
394 compare-and-swap, in some cases.
395 (s390_expand_cs): Wrapper function.
396 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
397 atomic_exchange.
398 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
399 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
400 patterns for small and large integers. Forbid symref memory operands.
401 Move expander to s390.c. Require cc register.
402 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
403 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
404 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
405 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
406 symref memory operands. Remove CC mode and call s390_match_ccmode
407 instead.
408 ("atomic_exchange<mode>"): Allow and implement all integer modes.
410 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
412 * config/s390/s390.md (define_peephole2): New peephole to help
413 combining the load-and-test pattern with volatile memory.
415 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
417 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
418 with CCZmode for TARGET_Z196.
420 2017-04-25 Jakub Jelinek <jakub@redhat.com>
422 PR rtl-optimization/80501
423 * combine.c (make_compound_operation_int): Set subreg_code to SET
424 even for AND with mask of the sign bit of mode.
426 PR rtl-optimization/80500
427 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
428 sum's initial value.
430 2017-04-25 Julian Brown <julian@codesourcery.com>
431 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
433 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
435 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
437 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
439 2017-04-25 Julian Brown <julian@codesourcery.com>
440 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
442 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
443 (thunderx2t99_sha): New Reservation.
445 2017-04-25 Julian Brown <julian@codesourcery.com>
446 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
448 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
449 type for 1-element load.
451 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
453 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
455 2017-04-24 Martin Jambor <mjambor@suse.cz>
457 PR tree-optimization/80293
458 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
459 char arrays not totally scalarizable if it is false.
460 (analyze_all_variable_accesses): Pass correct value in the new
461 parameter. Add a statistics counter.
463 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
465 PR middle-end/79931
466 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
468 2017-04-24 Richard Biener <rguenther@suse.de>
470 PR tree-optimization/80494
471 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
472 out for complex types.
474 2017-04-24 Richard Biener <rguenther@suse.de>
476 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
477 * tree-ssa-sccvn.c (print_scc): Print SCC size.
478 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
479 (DFS): Adjust and never fail.
480 (sccvn_dom_walker::fail): Remove.
481 (sccvn_dom_walker::before_dom_children): Adjust.
482 (run_scc_vn): Likewise and never fail.
483 * tree-ssa-pre.c (pass_pre::execute): Adjust.
484 (pass_fre::execute): Likewise.
486 2017-04-24 Richard Biener <rguenther@suse.de>
488 PR tree-optimization/79725
489 * tree-ssa-sink.c (statement_sink_location): Return whether
490 failure reason was zero uses. Move that check later.
491 (sink_code_in_bb): Deal with zero uses by removing the stmt
492 if possible.
494 2017-04-24 Richard Biener <rguenther@suse.de>
496 PR c++/2972
497 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
498 pointer-based references.
500 2017-04-24 Richard Biener <rguenther@suse.de>
502 PR bootstrap/79814
503 * pass_manager.h (pass_manager::operator new): Remove.
504 (pass_manager::operator delete): Likewise.
505 * passes.c (pass_manager::operator new): Remove.
506 (pass_manager::operator delete): Likewise.
507 (pass_manager::pass_manager): Zero individual pass members.
509 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
511 PR target/70799
512 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
513 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
514 Check "XEXP (src, 1)" operand here.
515 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
516 Check "XEXP (src, 1)" operand here.
517 (dimode_scalar_chain::make_vector_copies): Detect count register
518 of a shift instruction. Zero extend count register from QImode
519 to DImode to satisfy vector shift pattern count operand predicate.
520 Substitute vector shift count operand with a DImode copy.
521 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
522 vector register.
524 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
527 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
528 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
529 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
530 (UNSPEC_NOREX_MEM): Remove definition.
532 2017-04-21 Richard Biener <rguenther@suse.de>
534 PR tree-optimization/79547
535 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
536 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
537 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
538 without any constraints.
540 2017-04-21 Richard Biener <rguenther@suse.de>
542 PR tree-optimization/78847
543 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
545 2017-04-21 Richard Biener <rguenther@suse.de>
547 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
548 (build_distinct_type_copy): Likewise.
549 (build_variant_type_copy): Likewise.
550 * tree.c (build_qualified_type): Pass down mem-stat info.
551 (build_distinct_type_copy): Likewise.
552 (build_variant_type_copy): Likewise.
554 2017-04-21 Richard Biener <rguenther@suse.de>
556 PR tree-optimization/80237
557 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
558 defaulted to NULL.
559 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
560 for a simplified result.
562 2016-04-21 Richard Biener <rguenther@suse.de>
564 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
565 sth as strict as a simple_iv but a chrec without symbols and an
566 operand defined in the loop we are peeling (and not some subloop).
567 (propagate_constants_for_unrolling): Propagate all constants.
569 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
571 PR target/79804
572 * config/i386/i386.c (print_reg): Remove assert for disalowed
573 regno values, call output_operand_lossage instead.
575 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
577 PR target/78090
578 * config/i386/constraints.md (Yc): New register constraint.
579 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
580 Use Yc constraint for alternative 2 of operand 0. Remove
581 preferred_for_speed attribute.
583 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
585 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
586 lastprivate clauses in SIMT case.
588 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
590 * doc/invoke.texi (-Wextra-semi): Document new warning option.
592 2017-04-20 Richard Biener <rguenther@suse.de>
594 PR tree-optimization/57796
595 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
596 as N scalar stores.
597 (vect_model_load_cost): Cost gathers as N scalar loads.
599 2017-04-20 Richard Biener <rguenther@suse.de>
601 * ggc-page.c (ggc_allocated_p): Rename to ...
602 (safe_lookup_page_table_entry): ... this and return the lookup
603 result.
604 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
606 2017-04-20 Richard Biener <rguenther@suse.de>
608 PR tree-optimization/80453
609 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
610 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
611 from the conditions.
612 (vn_phi_eq): Pass them down.
613 (vn_phi_lookup): Record them.
614 (vn_phi_insert): Likewise.
616 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
618 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
619 uninitialized variable warning to avoid buffer overrun.
621 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
623 PR other/71250
624 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
625 is suppressed for '{ 0 }' in C.
627 2017-04-20 Jakub Jelinek <jakub@redhat.com>
629 * BASE-VER: Set to 8.0.0.
631 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
633 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
634 priority .init_array and .fini_array section with SECTION_NOTYPE
635 flag.
637 2017-04-20 Jakub Jelinek <jakub@redhat.com>
639 PR middle-end/80423
640 * tree.h (build_array_type): Add typeless_storage default argument.
641 * tree.c (type_cache_hasher::equal): Also compare
642 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
643 (build_array_type): Add typeless_storage argument, set
644 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
645 recursive call.
646 (build_nonshared_array_type): Adjust build_array_type_1 caller.
647 (build_array_type): Likewise. Add typeless_storage argument.
649 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
650 Jakub Jelinek <jakub@redhat.com>
652 PR tree-optimization/80426
653 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
654 operation on symbolic operands, also compute the overflow for the
655 invariant part when the operation degenerates into a negation.
657 2017-04-19 Jakub Jelinek <jakub@redhat.com>
659 PR debug/80461
660 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
661 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
663 PR debug/80436
664 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
666 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
668 PR target/80462
669 * config/avr/avr.c (tree.h): Include it.
670 (cgraph.h): Include it.
671 (avr_encode_section_info): Don't warn for uninitialized progmem
672 variable if it's just an alias.
674 2017-04-19 Richard Biener <rguenther@suse.de>
676 PR ipa/65972
677 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
678 when needed by AutoPGO.
680 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
682 PR lto/50345
683 * doc/lto.texi: Remove an extra 'that'.
685 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
687 PR rtl-optimization/80429
688 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
689 are only used in debug insns.
691 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
692 Vladimir Makarov <vmakarov@redhat.com>
694 * config/sparc/predicates.md (input_operand): Add comment. Return
695 true for any memory operand when LRA is in progress.
696 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
698 2017-04-18 Jeff Law <law@redhat.com>
700 PR target/74563
701 * mips.md ({return,simple_return}_internal): Do not overwrite
702 operands[0].
704 2017-04-18 Jakub Jelinek <jakub@redhat.com>
706 PR tree-optimization/80443
707 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
708 instead of adding 1, subtract -1 and similarly instead of subtracting
709 1 add -1.
711 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
713 PR rtl-optimization/80357
714 * haifa-sched.c (tmp_bitmap): New variable.
715 (model_recompute): Handle duplicate use records.
716 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
717 (free_global_sched_pressure_data): Free it.
719 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
721 Revert:
722 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
723 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
724 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
725 instead of SYSTEM_HEADER_DIR.
727 2017-04-18 Jeff Law <law@redhat.com>
729 PR middle-end/80422
730 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
731 predecessors after walking up the insn chain.
733 2017-04-18 Jakub Jelinek <jakub@redhat.com>
735 PR debug/80263
736 * dwarf2out.c (modified_type_die): Try harder not to emit internal
737 sizetype type into debug info.
739 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
741 PR target/80099
742 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
743 unneeded test for TARGET_UPPER_REGS_SF.
744 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
746 2017-04-18 Jakub Jelinek <jakub@redhat.com>
748 PR sanitizer/80444
749 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
750 instead of gsi_after_labels.
752 2017-04-18 Jeff Law <law@redhat.com>
754 * regcprop.c (maybe_mode_change): Avoid creating copies of the
755 stack pointer.
757 Revert:
758 2017-04-13 Jeff Law <law@redhat.com>
759 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
760 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
762 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
764 PR target/79453
765 * config/avr/avr.c (intl.h): Include it.
766 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
768 2017-04-18 Martin Liska <mliska@suse.cz>
770 PR gcov-profile/78783
771 * gcov-tool.c (gcov_output_files): Validate that destination
772 file is either removed by the tool or by a user.
774 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
775 Guy Benyei <guybe@mellanox.com>
777 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
778 block, and do not negate it, the stored id is already negative.
780 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
782 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
784 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
786 PR target/80098
787 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
788 masks of options that should be turned off if the VSX vector
789 options are turned off.
790 (OTHER_P8_VECTOR_MASKS): Likewise.
791 (OTHER_VSX_VECTOR_MASKS): Likewise.
792 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
793 rs6000_disable_incompatible_switches to validate no type switches
794 like -mvsx.
795 (rs6000_incompatible_switch): New function to disallow turning on
796 other vector options if -mno-vsx, -mno-power8-vector, or
797 -mno-power9-vector are specified.
799 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
801 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
803 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
805 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
806 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
807 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
808 (ARG_POINTER_CFA_OFFSET): Likewise.
810 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
812 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
813 conditions to take advantage of various optimizations.
815 2017-04-13 Jeff Law <law@redhat.com>
817 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
818 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
819 (zero_extendsidi2_dext): Likewise.
821 2017-04-13 Jakub Jelinek <jakub@redhat.com>
823 PR sanitizer/80403
824 * fold-const.c (fold_ternary_loc): Revert
825 use op0 instead of fold_convert_loc (loc, type, arg0) part of
826 2017-04-12 change.
828 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
830 PR rtl-optimization/80343
831 * lra-remat.c (update_scratch_ops): Assign original hard reg to
832 new scratch pseudo.
834 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
836 PR sanitizer/80414
837 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
838 to ubsan_encode_value.
840 2017-04-13 Jeff Law <law@redhat.com>
842 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
843 appearing in DEBUG_INSNs.
845 2017-04-13 Martin Liska <mliska@suse.cz>
847 PR gcov-profile/80413
848 * gcov-io.c (gcov_write_string): Copy to buffer just when
849 allocated size is greater than zero.
851 2017-04-13 Jakub Jelinek <jakub@redhat.com>
853 PR debug/80321
854 * dwarf2out.c (decls_for_scope): Ignore declarations of
855 current_function_decl in BLOCK_NONLOCALIZED_VARS.
857 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
859 PR lto/69953
860 * ipa-visibility.c (non_local_p): Fix typos.
861 (localize_node): When localizing symbol in same comdat group,
862 dissolve the group only when we know external symbols are going
863 to be privatized.
864 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
866 2017-04-12 Jakub Jelinek <jakub@redhat.com>
868 PR tree-optimization/79390
869 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
870 order does not result in usable sequence, retry with reversed operand
871 order.
873 PR sanitizer/80403
874 PR sanitizer/80404
875 PR sanitizer/80405
876 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
877 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
878 op0 instead of fold_convert_loc (loc, type, arg0).
880 2017-04-12 Jeff Law <law@redhat.com>
882 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
883 has a delay slot in the generated code.
885 * config/cris/cris.md (cris_preferred_reload_class): Return
886 GENNONACR_REGS rather than GENERAL_REGS.
888 2017-04-12 Jakub Jelinek <jakub@redhat.com>
890 PR c/80163
891 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
892 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
893 signedness of the result type.
895 2017-04-12 Richard Biener <rguenther@suse.de>
896 Jeff Law <law@redhat.com>
898 PR tree-optimization/80359
899 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
900 trim stores to TARGET_MEM_REFs.
902 2017-04-12 Richard Biener <rguenther@suse.de>
904 PR tree-optimization/79390
905 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
906 threading case even more.
908 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
910 PR target/80382
911 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
912 for quad_address_p for TImode, instead of just not indexed_address.
914 2017-04-12 Richard Biener <rguenther@suse.de>
915 Bernd Edlinger <bernd.edlinger@hotmail.de>
917 PR middle-end/79671
918 * alias.c (component_uses_parent_alias_set_from): Handle
919 TYPE_TYPELESS_STORAGE.
920 (get_alias_set): Likewise.
921 * tree-core.h (tree_type_common): Add typeless_storage flag.
922 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
923 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
924 for types containing members with TYPE_TYPELESS_STORAGE.
925 (place_field): Likewise.
926 (layout_type): Likewise for ARRAY_TYPE.
927 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
928 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
929 TYPE_TYPELESS_STORAGE.
930 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
932 2017-04-12 Jakub Jelinek <jakub@redhat.com>
934 PR sanitizer/80349
935 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
936 first argument to type.
938 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
940 PR target/80376
941 PR target/80315
942 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
943 CONST0_RTX (mode) rather than const0_rtx where appropriate.
944 (rs6000_expand_binop_builtin): Likewise.
945 (rs6000_expand_ternop_builtin): Likewise; also add missing
946 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
947 vshasigma built-ins.
948 * doc/extend.texi: Document that vec_xxpermdi's third argument
949 must be a constant.
951 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
954 Use shift_const cost parameter when calculating gain of STV shifts.
956 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
958 PR rtl-optimization/70478
959 * lra-constraints.c (process_alt_operands): Check memory for
960 disfavoring memory insn operand.
962 2017-04-11 Jakub Jelinek <jakub@redhat.com>
964 PR middle-end/80100
965 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
966 left shift in unsigned HOST_WIDE_INT type.
968 PR rtl-optimization/80385
969 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
970 (not (neg X)) into (plus X -1) for complex or non-integral modes.
972 PR libgomp/80394
973 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
974 if they have any depend clauses.
976 2017-04-11 Martin Liska <mliska@suse.cz>
978 PR ipa/80212
979 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
980 * ipa-split.c (split_function): Create a local comdat symbol
981 if caller is in a comdat group.
983 2017-04-11 Martin Liska <mliska@suse.cz>
985 PR ipa/80212
986 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
987 flags.
989 2017-04-11 Martin Sebor <msebor@redhat.com>
991 PR middle-end/80364
992 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
993 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
994 for INTEGER_TYPE.
995 (directive::set_width, directive::set_precision, format_character):
996 Adjust.
997 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
998 INTEGER_TYPE.
1000 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1002 PR target/80389
1003 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1004 conflict, set target->arch_name instead of target->cpu_name.
1006 2017-04-11 Richard Biener <rguenther@suse.de>
1008 PR tree-optimization/80374
1009 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1010 build_zero_cst, remove fold_convertible_p check again.
1012 2017-04-11 Martin Liska <mliska@suse.cz>
1014 PR sanitizer/70878
1015 * ubsan.c (instrument_object_size): Do not instrument register
1016 variables.
1018 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1020 PR target/80381
1021 * config/i386/i386-builtin-types.def
1022 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1023 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1024 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1025 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1026 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1027 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1028 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1029 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1030 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1031 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1032 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1033 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1034 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1035 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1036 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1037 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1038 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1039 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1040 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1041 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1042 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1043 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1044 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1045 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1046 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1047 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1048 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1049 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1050 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1051 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1052 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1053 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1054 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1055 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1056 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1057 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1058 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1059 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1060 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1061 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1062 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1063 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1064 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1065 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1066 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1067 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1068 aliases.
1069 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1070 flag to second_arg_count, handle 4 argument function type _COUNT
1071 aliases, handle second_arg_count on second argument rather than last.
1073 2017-04-10 Jeff Law <law@redhat.com>
1075 PR tree-optimization/80374
1076 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1077 record anything if we can not convert integer_zero_node to the
1078 desired type.
1080 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1082 PR target/80108
1083 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1084 Enhance special handling given to the TARGET_P9_MINMAX option in
1085 relation to certain other options.
1087 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1089 PR tree-optimization/80153
1090 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1091 remove POINTER_PLUS_EXPR's base part directly, rather than through
1092 aff_tree.
1094 2017-04-10 Richard Biener <rguenther@suse.de>
1095 Bin Cheng <bin.cheng@arm.com>
1097 PR tree-optimization/80153
1098 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1099 the first element of pointer type aff_tree. Build result expr in
1100 aff_tree's type.
1101 (add_elt_to_tree): Convert to type unconditionally. Remove other
1102 fold_convert calls.
1103 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1104 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1106 2017-04-10 Richard Biener <rguenther@suse.de>
1108 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1109 asm inputs.
1111 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1113 PR rtl-optimization/70478
1114 * lra-constraints.c (curr_small_class_check): New.
1115 (update_and_check_small_class_inputs): New.
1116 (process_alt_operands): Update curr_small_class_check. Disfavor
1117 alternative insn memory operands. Check available regs for small
1118 class operands.
1120 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1122 PR target/80057
1123 * config/mips/mips.opt (-mvirt): Update description.
1124 * doc/invoke.texi (-mvirt): Likewise.
1126 2017-04-10 Richard Biener <rguenther@suse.de>
1128 PR middle-end/80362
1129 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1130 looking for NEGATE_EXPR in -A / -B to A / B folding.
1132 2017-04-10 Martin Liska <mliska@suse.cz>
1134 PR gcov-profile/80224
1135 * gcov.c (print_usage): Fix usage string.
1136 (get_gcov_intermediate_filename): Remove.
1137 (output_gcov_file): Use both for normal and intermediate format.
1138 (generate_results): Do not initialize special file for
1139 intermediate format.
1141 2017-04-10 Richard Biener <rguenther@suse.de>
1143 PR tree-optimization/80304
1144 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1145 for safelen.
1147 2017-04-10 Nathan Sidwell <nathan@acm.org>
1149 PR target/79905
1150 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1151 (rs6000_init_builtins): Use it.
1153 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1155 * config/arm/arm.md (<mrc>): Add mode to SET source.
1156 (<mrrc>): Likewise.
1158 2017-04-10 Richard Biener <rguenther@suse.de>
1160 PR middle-end/80344
1161 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1163 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1165 PR target/80324
1166 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1167 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1168 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1169 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1170 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1171 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1172 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1173 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1174 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1175 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1176 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1177 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1178 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1179 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1180 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1181 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1182 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1183 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1184 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1185 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1186 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1187 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1188 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1190 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1192 PR rtl-optimization/70478
1193 * lra-constraints.c: Reverse the last patch.
1195 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1197 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1198 Add comment for WCHAR_T.
1200 2017-04-08 Martin Liska <mliska@suse.cz>
1202 Revert:
1203 2017-04-07 Martin Liska <mliska@suse.cz>
1205 PR ipa/80212
1206 * ipa-split.c (split_function): Add function part to a same comdat
1207 group.
1209 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1211 PR target/80358
1212 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1214 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1216 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1217 (vec_pairing): ...to this.
1218 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1219 (rs6000_sched_init): Adjust for name change.
1220 (struct rs6000_sched_context): Likewise.
1221 (rs6000_init_sched_context): Likewise.
1222 (rs6000_set_sched_context): Likewise.
1224 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1226 PR target/80322
1227 PR target/80323
1228 PR target/80325
1229 PR target/80326
1230 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1231 intrinsics.
1232 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1233 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1234 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1236 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1238 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1240 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1242 PR rtl-optimization/70703
1243 * ira-color.c (update_conflict_hard_regno_costs): Use
1244 int64_t instead of HOST_WIDE_INT.
1246 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1248 PR rtl-optimization/70478
1249 * lra-constraints.c (process_alt_operands): Disfavor alternative
1250 insn memory operands.
1252 2017-04-07 Jeff Law <law@redhat.com>
1254 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1255 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1257 2017-04-07 Martin Liska <mliska@suse.cz>
1259 PR target/79889
1260 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1261 Show error message instead of an ICE.
1263 2017-04-07 Martin Liska <mliska@suse.cz>
1265 PR ipa/80212
1266 * ipa-split.c (split_function): Add function part to a same comdat
1267 group.
1269 2017-04-07 Richard Biener <rguenther@suse.de>
1271 PR middle-end/80341
1272 * tree.c (get_unwidened): Also handle ! for_type case for
1273 INTEGER_CSTs.
1274 * convert.c (do_narrow): Split out from ...
1275 (convert_to_integer_1): ... here. Do not pass final truncation
1276 type to get_unwidened for TRUNC_DIV_EXPR.
1278 2017-04-07 Richard Biener <rguenther@suse.de>
1280 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1281 than aff_tree.
1282 (aff_combination_const): Adjust.
1283 (aff_combination_scale): Likewise.
1284 (aff_combination_add_elt): Likewise.
1285 (aff_combination_add_cst): Likewise.
1286 (aff_combination_convert): Likewise.
1287 (add_elt_to_tree): Likewise. Remove unused argument.
1288 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1290 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1292 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1293 definition.
1294 * config/arm/arm.c (arm_default_short_enums): Use
1295 ARM_DEFAULT_SHORT_ENUMS.
1296 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1298 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1300 PR debug/80234
1301 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1302 members with redundant out-of-class redeclaration.
1304 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1306 PR target/80286
1307 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1308 * config/i386/i386.md (*zero_extendsidi2):
1309 Add (?*x,*x) and (?*v,*v) alternatives.
1311 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1313 PR target/79733
1314 * config/i386/i386.c (ix86_expand_builtin)
1315 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1316 mode from insn data. Convert operands to insn operand mode.
1317 Copy operands that don't satisfy insn predicate to a register.
1319 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1321 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1322 Update comments.
1324 2017-04-06 Richard Biener <rguenther@suse.de>
1326 PR tree-optimization/80334
1327 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1328 preserve alignment of accesses.
1330 2017-04-06 Richard Biener <rguenther@suse.de>
1332 PR tree-optimization/80262
1333 * tree-sra.c (build_ref_for_offset): Preserve address-space
1334 information.
1335 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1336 Drop useless address-space information on MEM_REF offsets.
1338 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
1340 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1342 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1344 PR rtl-optimization/70703
1345 * ira-color.c (update_conflict_hard_regno_costs): Use
1346 HOST_WIDE_INT instead of long.
1348 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
1350 PR target/80298
1351 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1352 not defined for x86_64 target. Add -mmmx target option when __SSE2__
1353 is not defined.
1354 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1355 for x86_64 target. Handle -m3dnowa option.
1357 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1359 PR rtl-optimization/70703
1360 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1361 (update_conflict_hard_regno_costs): Use long instead of unsigned
1362 arithmetic for cost calculation.
1364 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1365 Bernd Edlinger <bernd.edlinger@hotmail.de>
1367 PR sanitizer/80308
1368 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1369 for big endian.
1371 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
1373 PR target/78002
1374 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1375 ptr_mode with Pmode throughout.
1376 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1377 into probe_stack_range and use DImode.
1379 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1381 PR target/79890
1382 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1383 call_eh_return is true.
1385 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1387 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1388 Initialize last_match_fntype_index.
1390 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1392 PR target/80310
1393 * tree-nvr.c: Include internal-fn.h.
1394 (pass_return_slot::execute): Ignore internal calls without
1395 direct optab.
1397 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1398 Richard Biener <rguenther@suse.de>
1400 PR c++/80297
1401 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1402 captures used multiple times, except for the last use.
1403 * generic-match-head.c: Include gimplify.h.
1405 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/79390
1408 * target.h (struct noce_if_info): Declare.
1409 * targhooks.h (default_noce_conversion_profitable_p): Declare.
1410 * target.def (noce_conversion_profitable_p): New target hook.
1411 * ifcvt.h (struct noce_if_info): New type, moved from ...
1412 * ifcvt.c (struct noce_if_info): ... here.
1413 (noce_conversion_profitable_p): Renamed to ...
1414 (default_noce_conversion_profitable_p): ... this. No longer
1415 static nor inline.
1416 (noce_try_store_flag_constants, noce_try_addcc,
1417 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1418 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1419 instead of noce_conversion_profitable_p.
1420 * config/i386/i386.c: Include ifcvt.h.
1421 (ix86_option_override_internal): Don't override
1422 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1423 (ix86_noce_conversion_profitable_p): New function.
1424 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
1425 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
1426 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
1427 * doc/tm.texi: Regenerated.
1429 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1431 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
1432 correction.
1434 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1436 PR target/80307
1437 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
1438 instructions for small multiply cores.
1440 2017-04-04 Jeff Law <law@redhat.com>
1442 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
1443 added member.
1444 (mips_expand_vec_perm_const): Initialize elements in orig_perm
1445 that are not set by the loop over the elements.
1447 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1449 PR target/80286
1450 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
1451 int mode, convert_modes it to mode as unsigned, otherwise use
1452 lowpart_subreg to mode rather than SImode.
1453 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
1454 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
1455 Use DImode instead of SImode for the shift count operand.
1456 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
1457 Likewise.
1459 2017-04-04 Richard Biener <rguenther@suse.de>
1461 PR middle-end/80281
1462 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
1463 arithmetic done for the negate or the plus. Simplify.
1464 (A - (-B) -> A + B): Likewise.
1465 * fold-const.c (split_tree): Make sure to not negate pointers.
1467 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
1469 PR rtl-optimization/60818
1470 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
1471 a compare of comparisons with the thing compared if this results
1472 in a different machine mode.
1474 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
1476 * alias.c (base_alias_check): Fix typo in comment.
1477 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
1478 * cgraphunit.c (symbol_table::compile): Likewise.
1479 * collect2.c (maybe_run_lto_and_relink): Likewise.
1480 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
1481 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
1482 * config/avr/avr.c (avr_map_op_t): Likewise.
1483 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
1484 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
1485 * config/epiphany/epiphany.md (movcc): Likewise.
1486 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
1487 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
1488 Likewise.
1489 * config/mips/mips.c (mips_save_restore_reg): Likewise.
1490 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
1491 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
1492 * config/sh/sh.c (sh_rtx_costs): Likewise.
1493 * fold-const.c (fold_truth_andor): Likewise.
1494 * genautomata.c (collapse_flag): Likewise.
1495 * gengtype.h (struct type::u::s): Likewise.
1496 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
1497 * input.c (FORMAT_AMOUNT): Likewise.
1498 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
1499 (known_aggs_to_agg_replacement_list): Likewise.
1500 * ipa-inline-analysis.c: Likewise.
1501 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
1502 * ipa-polymorphic-call.c
1503 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
1504 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
1505 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
1506 Likewise.
1507 * modulo-sched.c (apply_reg_moves): Likewise.
1508 * omp-expand.c (build_omp_regions_1): Likewise.
1509 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
1510 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
1511 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
1512 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1513 * value-prof.c: Likewise.
1514 * var-tracking.c (val_reset): Likewise.
1516 2017-04-03 Richard Biener <rguenther@suse.de>
1518 PR tree-optimization/80275
1519 * fold-const.c (split_address_to_core_and_offset): Handle
1520 POINTER_PLUS_EXPR.
1522 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
1524 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
1525 descriptors is at least equal to that of functions.
1527 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
1531 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1533 PR target/80250
1534 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
1535 (mov<IMOD4:mode>): New expander.
1536 (*mov<IMOD4:mode>_internal): New insn and split pattern.
1538 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
1540 PR rtl-optimization/79405
1541 * fwprop.c (propagations_left): New variable.
1542 (forward_propagate_into): Decrement it.
1543 (fwprop_init): Initialize it.
1544 (fw_prop): If the variable has reached zero, stop propagating.
1545 (fwprop_addr): Ditto.
1547 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1549 PR debug/79255
1550 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
1551 a FUNCTION_DECL, pass it as decl instead of origin to
1552 process_scope_var.
1554 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
1556 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
1557 string.
1559 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
1561 PR target/80107
1562 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
1563 TARGET_VSX_SMALL_INTEGER.
1565 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1567 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
1568 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
1570 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1572 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
1573 extraction from odd-numbered MSA register.
1575 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1577 PR middle-end/80173
1578 * expmed.c (store_bit_field_1): Don't attempt to create
1579 a word subreg out of hard registers wider than word if they
1580 have HARD_REGNO_NREGS of 1 for their mode.
1582 PR middle-end/80163
1583 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
1584 conversions to integer types wider than word and pointer.
1586 PR debug/80025
1587 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
1588 (rtx_equal_for_cselib_p): Pass 0 to it.
1589 * cselib.c (cselib_hasher::equal): Likewise.
1590 (rtx_equal_for_cselib_1): Add depth argument. If depth
1591 is 128, don't look up VALUE locs and punt. Increment
1592 depth in recursive calls when walking VALUE locs.
1594 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
1596 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
1597 (make_gcov_file_name): Use the canonical path name for generating
1598 the MD5 value.
1599 (read_line): Fix handling of files with ascii null bytes.
1601 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
1603 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
1604 to initialise a vector register instead
1605 of using a const_int.
1607 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1609 PR translation/80189
1610 * gimplify.c (omp_default_clause): Use %qs instead of %s in
1611 diagnostic messages.
1613 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
1615 PR target/80246
1616 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
1617 (dfp_diex_<mode>): Update mode of operand 1.
1618 * doc/extend.texi (dxex, dxexq): Document change to return type.
1619 (diex, diexq): Document change to argument type.
1621 2017-03-30 Martin Jambor <mjambor@suse.cz>
1623 PR ipa/77333
1624 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
1625 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
1626 it reflects the signature changes performed at the callee side.
1627 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
1628 to cgraph_build_function_type_skip_args.
1629 (build_function_decl_skip_args): Adjust call to the above function.
1631 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1633 PR target/80206
1634 * config/i386/sse.md
1635 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
1636 register as dest whenever it is a MEM not rtx_equal_p to the
1637 corresponding dup operand, and when forcing into reg move the
1638 reg into the memory afterwards.
1639 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
1640 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
1641 for the force_reg mode.
1642 (avx512vl_vextractf128<mode>): Use register as dest either
1643 always when a MEM, or when it is a MEM not rtx_equal_p to the
1644 corresponding dup operand, or even not when it is a CONST_VECTOR
1645 depending on the mode and lo vs. hi.
1646 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
1647 parens.
1648 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
1649 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
1650 Likewise. Require that operands[2] is even.
1651 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
1652 Remove extraneous parens. Require that operands[2] is a multiple
1653 of 4.
1654 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
1655 operands[0] is a MEM if <mask_applied>, the predicates/constraints
1656 disallow memory then.
1658 2017-03-30 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/77498
1661 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
1662 to non-constants over backedges.
1664 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
1666 PR rtl-optimization/80233
1667 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
1668 as last_combined_insn. Do not test for BARRIER_P separately.
1670 2017-03-29 Andreas Schwab <schwab@suse.de>
1672 PR ada/80146
1673 * calls.c (prepare_call_address): Convert funexp to Pmode before
1674 copying to temp reg.
1676 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1678 PR tree-optimization/80158
1679 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
1680 Handle possible future case of more than one alternate
1681 interpretation.
1682 (replace_rhs_if_not_dup): Likewise.
1683 (replace_one_candidate): Likewise.
1685 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
1687 PR rtl-optimization/80193
1688 * ira.c (ira): Do not check allocation for LRA.
1690 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
1692 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
1693 (nvptx_output_simt_exit): Declare.
1694 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
1695 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
1696 (init_softstack_frame): Move initialization of crtl->is_leaf to...
1697 (nvptx_declare_function_name): ...here. Emit declaration of local
1698 memory space buffer for omp_simt_enter insn.
1699 (nvptx_output_unisimt_switch): New.
1700 (nvptx_output_softstack_switch): New.
1701 (nvptx_output_simt_enter): New.
1702 (nvptx_output_simt_exit): New.
1703 * config/nvptx/nvptx.h (struct machine_function): New fields
1704 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
1705 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
1706 (UNSPECV_SIMT_EXIT): Ditto.
1707 (omp_simt_enter_insn): New insn.
1708 (omp_simt_enter): New expansion.
1709 (omp_simt_exit): New insn.
1710 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
1712 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
1713 (expand_GOMP_SIMT_ENTER_ALLOC): New.
1714 (expand_GOMP_SIMT_EXIT): New.
1715 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
1716 (GOMP_SIMT_ENTER_ALLOC): Ditto.
1717 (GOMP_SIMT_EXIT): Ditto.
1718 * target-insns.def (omp_simt_enter): New insn.
1719 (omp_simt_exit): Ditto.
1720 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
1721 simt_dlist.
1722 (lower_rec_simd_input_clauses): Implement SIMT privatization.
1723 (lower_rec_input_clauses): Likewise.
1724 (lower_lastprivate_clauses): Handle SIMT privatization.
1726 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
1727 (ompdevlow_adjust_simt_enter): New.
1728 (find_simtpriv_var_op): New.
1729 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
1730 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
1732 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
1733 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
1734 (copy_decl_for_dup_finish): Ditto.
1736 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
1738 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
1740 PR target/53383
1741 * config/i386/i386.c (ix86_option_override_internal): Always
1742 allow -mpreferred-stack-boundary=3 for 64-bit targets.
1744 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1746 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
1748 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1750 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
1751 mark new edge's irreducible flag accordign to it.
1752 (vect_do_peeling): Check loop preheader edge's irreducible flag
1753 and pass it to function slpeel_add_loop_guard.
1755 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
1757 PR tree-optimization/80218
1758 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1759 Update block frequencies and counts.
1761 2017-03-28 Richard Biener <rguenther@suse.de>
1763 PR tree-optimization/78644
1764 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
1765 of a simplification result we may not use it at all.
1767 2017-03-28 Richard Biener <rguenther@suse.de>
1769 PR ipa/80205
1770 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
1771 without arguments, generate default definition of a SSA name.
1773 2017-03-28 Richard Biener <rguenther@suse.de>
1775 PR middle-end/80222
1776 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
1777 TYPE_REF_CAN_ALIAS_ALL references.
1778 * fold-const.c (fold_indirect_ref_1): Likewise.
1780 2017-03-28 Martin Liska <mliska@suse.cz>
1782 PR ipa/80104
1783 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
1784 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
1786 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1787 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
1789 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
1790 (EXTRA_SPECS): Define.
1791 (SUBTARGET_EXTRA_SPECS): Likewise.
1792 (SUBTARGET_CPP_SPEC): Likewise.
1793 * config/arc/elf.h (EXTRA_SPECS): Renamed to
1794 SUBTARGET_EXTRA_SPECS.
1795 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
1797 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1799 * config/arc/simdext.md (vst64_insn): Update pattern.
1800 (vld32wh_insn): Likewise.
1801 (vld32wl_insn): Likewise.
1802 (vld64_insn): Likewise.
1803 (vld32_insn): Likewise.
1805 2017-03-28 Marek Polacek <polacek@redhat.com>
1807 PR sanitizer/80067
1808 * fold-const.c (fold_comparison): Use protected_set_expr_location
1809 instead of SET_EXPR_LOCATION.
1811 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1813 * tree.c (add_expr): Avoid name lookup warning.
1815 2017-03-27 Jeff Law <law@redhat.com>
1817 PR tree-optimization/80216
1818 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
1819 function name. Limit recursion depth.
1820 (record_temporary_equivalences): Corresponding changes.
1822 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
1824 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
1825 covered first.
1827 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1829 PR target/80102
1830 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
1831 notes.
1832 * cfgcleanup.c (reg_note_cfa_p): New array.
1833 (insns_have_identical_cfa_notes): New function.
1834 (old_insns_match_p): Don't cross-jump in between /f
1835 and non-/f instructions. If both i1 and i2 are frame related,
1836 verify all CFA notes, their order and content.
1838 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
1840 PR target/78543
1841 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
1842 HImode and SImode with zero extend to DImode to one insn.
1843 (bswap<mode>2_extenddi): Likewise.
1844 (bswapsi2_extenddi): Likewise.
1845 (bswaphi2_extendsi): Likewise.
1846 (bswaphi2): Combine bswap HImode and SImode into one insn.
1847 Separate memory insns from swapping register.
1848 (bswapsi2): Likewise.
1849 (bswap<mode>2): Likewise.
1850 (bswaphi2_internal): Delete, no longer used.
1851 (bswapsi2_internal): Likewise.
1852 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
1853 store, and gpr<-gpr swap insns.
1854 (bswap<mode>2_store): Likewise.
1855 (bswaphi2_reg): Register only splitter, combine with the splitter.
1856 (bswaphi2 splitter): Likewise.
1857 (bswapsi2_reg): Likewise.
1858 (bswapsi2 splitter): Likewise.
1859 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
1860 the insns into load, store, and register/register insns.
1861 (bswapdi2_ldbrx): Likewise.
1862 (bswapdi2_load): Likewise.
1863 (bswapdi2_store): Likewise.
1864 (bswapdi2_reg): Likewise.
1866 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
1868 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
1869 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
1871 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
1873 PR target/80103
1874 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
1875 add comments.
1876 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1877 special handling for target option conflicts between dform
1878 options (-mpower9-dform, -mpower9-dform-vector,
1879 -mpower9-dform-scalar) and -mno-direct-move.
1881 2017-03-27 Richard Biener <rguenther@suse.de>
1883 PR tree-optimization/80181
1884 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
1886 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1888 * config/arc/predicates.md (move_double_src_operand): Replace the
1889 call to move_double_src_operand with a call to address_operand.
1891 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1893 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
1894 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
1895 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
1897 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1899 * config/arc/predicates.md (long_immediate_loadstore_operand):
1900 Consider scaled addresses cases.
1902 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1904 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
1905 restored when in interrupt.
1906 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
1907 doesn't have delay slot.
1909 2017-03-27 Richard Biener <rguenther@suse.de>
1911 PR ipa/79776
1912 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
1913 inlined thunk clones.
1915 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1917 PR sanitizer/80168
1918 * asan.c (instrument_derefs): Copy over last operand from
1919 original COMPONENT_REF to the new COMPONENT_REF with
1920 DECL_BIT_FIELD_REPRESENTATIVE.
1921 * ubsan.c (instrument_object_size): Likewise.
1923 2017-03-27 Richard Biener <rguenther@suse.de>
1925 PR tree-optimization/80170
1926 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
1927 sure DR/SCEV didnt fold in constants we do not see when looking
1928 at the reference base alignment.
1930 2017-03-27 Richard Biener <rguenther@suse.de>
1932 PR middle-end/80171
1933 * gimple-fold.c (fold_ctor_reference): Properly guard against
1934 NULL return value from canonicalize_constructor_val.
1936 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
1938 PR target/80180
1939 * config/i386/i386.c (ix86_expand_builtin)
1940 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
1941 flags reg setting and flags reg using instructions.
1942 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
1943 clobbering instructions to zero extend op2.
1945 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
1947 * doc/install.texi (Configuration) <--with-aix-soname>:
1948 Update link to AIX ld.
1950 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
1952 PR rtl-optimization/80160
1953 PR rtl-optimization/80159
1954 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
1955 reg_alternate_class into account.
1957 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
1959 PR target/80148
1960 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
1961 to consider in curr_insn_transform.
1963 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1965 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
1966 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
1967 and emit_mode_inner.
1969 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1971 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
1972 argument to the overloaded builtin variants. Use the new flag to
1973 deprecate certain builtin variants.
1974 * config/s390/s390-builtin-types.def: Add new builtin types.
1975 * config/s390/s390-builtins.h: Support new flags field for
1976 overloaded builtins.
1977 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
1978 (s390_macro_to_expand): Enable vector float data type.
1979 (s390_cpu_cpp_builtins_internal): Indicate support of the new
1980 builtins by incrementing the __VEC__ version number.
1981 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
1982 vec_xst.
1983 (s390_resolve_overloaded_builtin): Emit error messages depending
1984 on the builtin flags.
1985 * config/s390/s390.c (s390_expand_builtin): Support additional
1986 flags argument. Change error message to match the messages
1987 emitted in s390-c.c.
1988 * config/s390/s390.md: New UNSPEC_* constants.
1989 (op_type): Add new instruction types.
1990 * config/s390/vecintrin.h: Add new builtins and test data class
1991 constants.
1992 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
1993 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
1994 (VEC_INEXACT, VEC_NOINEXACT): New constants.
1995 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
1996 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
1997 ("vec_mergel<mode>"): V_HW -> VEC_HW.
1999 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2000 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2001 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2002 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2004 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2005 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2006 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2007 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2009 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2010 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2011 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2012 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2013 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2014 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2015 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2017 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2018 ("vec_scatter_element<V_HW_4:mode>_DI")
2019 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2020 ("vec_fpint<mode>", "vflls")
2021 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2022 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2023 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2024 ("*vec_cmphe<mode>_cc"): ... these.
2026 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2027 mode constant instead of magic value.
2029 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2031 * config/s390/s390.c (s390_expand_vec_compare): Support other
2032 vector floating point modes than just V2DF.
2033 (s390_expand_vcond): Likewise.
2034 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2035 (s390_cannot_change_mode_class): Prevent mode changes between TF
2036 and V1TF in vector registers.
2037 * config/s390/s390.md (DF, SF): New mode attributes.
2038 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2039 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2040 SFmode support for VRs.
2041 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2042 vector fp modes.
2043 (VFT, VF_HW): New mode iterators.
2044 (vw, sdx): New mode attributes.
2045 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2046 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2047 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2048 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2049 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2050 also the new vector floating point modes. Renaming to ...
2052 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2053 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2054 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2055 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2056 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2057 ("vec_unordered<mode>"): ... these.
2059 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2060 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2061 ("*vec_extendv2df"): New insn definitions.
2063 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2065 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2066 ("mulditi3_2", "*muldi3_sign"): New patterns.
2067 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2068 rename the pattern definition.
2070 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2072 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2073 expander.
2074 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2076 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2078 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2079 instruction if possible.
2080 * config/s390/vector.md (vec_halfnumelts): New mode
2081 attribute.
2082 ("*vec_vllezlf<mode>"): New pattern.
2084 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2086 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2087 ("popcountv4si2", "popcountv2di2"): Rename to ...
2088 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2089 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2090 condition.
2091 ("popcount<mode>2_vxe"): New pattern.
2093 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2095 * common/config/s390/s390-common.c (processor_flags_table): Add
2096 arch12.
2097 * config.gcc: Add arch12.
2098 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2099 Default to arch12 for unknown CPU model numbers.
2100 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2101 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2102 PROCESSOR_max sanity check.
2103 * config/s390/s390-opts.h (enum processor_type): Add
2104 PROCESSOR_ARCH12.
2105 * config/s390/s390.c (processor_table): Add arch12.
2106 (s390_expand_builtin): Add check for B_VXE flag.
2107 (s390_issue_rate): Add PROCESSOR_ARCH12.
2108 (s390_get_sched_attrmask): Likewise.
2109 (s390_get_unit_mask): Likewise.
2110 (s390_sched_score): Enable z13 scheduling for arch12.
2111 (s390_sched_reorder): Likewise.
2112 (s390_sched_variable_issue): Likewise.
2113 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2114 PF_VXE.
2115 (s390_tune_attr): Use z13 scheduling also for arch12.
2116 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2117 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2118 (TARGET_VXE_P): New macros.
2119 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2120 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2121 * config/s390/s390.opt: Add arch12 as processor_type.
2123 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2125 * config/s390/s390.md
2126 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2127 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2128 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2130 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2131 Rename expanders to ...
2133 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2134 ("fixuns_truncdddi2_emu"): ... these.
2136 ("fixuns_trunc<mode>si2_emu"): New expander.
2138 ("*fixuns_truncdfdi2_z13"): Rename to ...
2139 ("*fixuns_truncdfdi2_vx"): ... this.
2141 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2143 * config/s390/2964.md: Remove the single element vector compare
2144 instructions which are no longer used.
2145 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2146 vector CCmodes.
2147 (s390_canonicalize_comparison): Remove handling of DFmode
2148 compares.
2149 (s390_expand_vec_compare_scalar): Remove function.
2150 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2151 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2152 pattern.
2153 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2155 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2157 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2158 FP zero.
2159 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2160 will anyway by matched by mov<mode>_64dfp.
2162 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2164 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2165 vlef/vstef. Add missing operand to vleif.
2167 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2169 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2170 pair for all vector types with 64 bit elements.
2171 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2172 * config/s390/vector.md (V_HW_64): ... here.
2173 (V_128_NOSINGLE): New mode iterator.
2174 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2175 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2176 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2177 ("*vec_load_pairv2di"): Change to ...
2178 ("*vec_load_pair<mode>"): ... this one.
2180 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2182 * config/s390/constraints.md: Add comments.
2183 (jKK): Reject element sizes > 8 bytes.
2184 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2185 s_operands.
2186 * config/s390/s390.md: Add the s_operand checks formerly in
2187 s390_split_ok_p to various splitters where they are still
2188 required.
2189 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2190 for 128 bit vectors. Plus two splitters.
2192 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2194 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2195 the file.
2197 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2199 PR target/79893
2200 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2201 error if the boundary argument is not constant.
2203 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2205 PR rtl-optimization/80112
2206 * loop-doloop.c (doloop_condition_get): Don't check condition
2207 if cmp isn't SET with IF_THEN_ELSE src.
2209 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2211 PR tree-optimization/80158
2212 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2213 replacing a candidate statement, also replace it for the
2214 candidate's alternate interpretation.
2215 (replace_rhs_if_not_dup): Likewise.
2216 (replace_one_candidate): Likewise.
2218 2017-03-24 Richard Biener <rguenther@suse.de>
2220 PR tree-optimization/80167
2221 * graphite-isl-ast-to-gimple.c
2222 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2223 properly.
2224 (translate_isl_ast_to_gimple::get_rename): Likewise.
2226 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2228 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2229 handling of certain combinations of target options, including the
2230 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2231 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2233 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2235 PR target/71436
2236 * config/arm/arm.md (*load_multiple): Add reload_completed to
2237 matching condition.
2239 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2240 Richard Biener <rguenth@suse.de>
2242 PR tree-optimization/79908
2243 PR tree-optimization/80136
2244 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2245 been cast away, gimplify_and_add suffices.
2247 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2249 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2251 2017-03-23 Richard Biener <rguenther@suse.de>
2253 PR tree-optimization/80032
2254 * gimplify.c (gimple_push_cleanup): Forced unconditional
2255 cleanups still have to go to the conditional_cleanups
2256 sequence.
2258 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2260 PR tree-optimization/80072
2261 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2262 to unsigned int.
2263 (next_operand_entry_id): Change type to unsigned int.
2264 (sort_by_operand_rank): Make sure to return the right return value
2265 even if unsigned fields are bigger than INT_MAX.
2266 (struct oecount): Change cnt and id type to unsigned int.
2267 (oecount_hasher::equal): Formatting fix.
2268 (oecount_cmp): Make sure to return the right return value
2269 even if unsigned fields are bigger than INT_MAX.
2270 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2272 PR c++/80129
2273 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2274 TREE_READONLY on result if writing it more than once.
2276 PR sanitizer/80110
2277 * doc/invoke.texi (-fsanitize=thread): Document that with
2278 -fnon-call-exceptions atomics are not able to throw
2279 exceptions.
2281 PR sanitizer/80110
2282 * tsan.c: Include tree-eh.h.
2283 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2284 maybe_clean_or_replace_eh_stmt where needed.
2285 (instrument_memory_accesses): Add cfg_changed argument.
2286 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2287 if it returned true.
2288 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2290 PR rtl-optimization/63191
2291 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2292 wrapper function, moved the whole old content into ...
2293 (ix86_delegitimize_address_1): ... this. New inline function.
2294 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2295 true as last argument instead of ix86_delegitimize_address.
2297 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2299 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2300 cortexa57_branch_cost.
2302 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2304 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2306 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2308 PR target/80123
2309 * doc/md.texi (Constraints): Document wA constraint.
2310 * config/rs6000/constraints.md (wA): New.
2311 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2312 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2313 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2314 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2316 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2318 PR c++/80029
2319 * gimplify.c (is_oacc_declared): New function.
2320 (oacc_default_clause): Use it to set default flags for acc declared
2321 variables inside parallel regions.
2322 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2323 declared variables.
2324 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
2325 declare attribute to any decl as necessary.
2327 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2329 PR target/80082
2330 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2331 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2332 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2333 (arm_arch_lpae): This.
2334 * config/arm/arm.c (arm_arch7ve): Rename into ...
2335 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
2336 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2337 arm_arch_lpae.
2339 2017-03-22 Martin Liska <mliska@suse.cz>
2341 PR target/79906
2342 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2343 error message instead of an ICE.
2345 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2347 * doc/extend.texi (6.11 Additional Floating Types): Revise.
2349 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2351 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2352 comments.
2353 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2354 comments.
2356 2017-03-21 Martin Sebor <msebor@redhat.com>
2358 * doc/extend.texi: Use "cannot" instead of "can't."
2359 * doc/hostconfig.texi: Same.
2360 * doc/install.texi: Same.
2361 * doc/invoke.texi: Same.
2362 * doc/loop.texi: Same.
2363 * doc/md.texi: Same.
2364 * doc/objc.texi: Same.
2365 * doc/rtl.texi: Same.
2366 * doc/tm.texi: Same.
2367 * doc/tm.texi.in: Same.
2368 * doc/trouble.texi: Same.
2370 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
2372 PR debug/63238
2373 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2374 (collect_checksum_attributes): Set it.
2375 (die_checksum_ordered): Use it.
2377 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2379 PR tree-optimization/79908
2380 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2381 change: For a VA_ARG whose LHS has been cast away, use
2382 force_gimple_operand to construct the side effects.
2384 2017-03-21 David Malcolm <dmalcolm@redhat.com>
2386 PR translation/80001
2387 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2388 more amenable to translation.
2389 (oacc_loop_auto_partitions): Likewise.
2391 2017-03-21 Marek Polacek <polacek@redhat.com>
2392 Martin Sebor <msebor@redhat.com>
2394 PR tree-optimization/80109
2395 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2396 on INTEGRAL_TYPE_P.
2398 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2399 Segher Boessenkool <segher@kernel.crashing.org>
2401 PR target/80125
2402 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2403 check reg_used_between_p between insn and one of succ or succ2
2404 depending on if succ is artificial insn not inserted into insn
2405 stream.
2407 2017-03-21 Martin Liska <mliska@suse.cz>
2409 PR gcov-profile/80081
2410 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2411 * doc/gcc.texi: Include gcov-dump stuff.
2412 * doc/gcov-dump.texi: New file.
2414 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
2416 PR rtl-optimization/79150
2417 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2418 conditional jump, if the jump is the last insn of the loop.
2420 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2421 Richard Biener <rguenth@suse.de>
2423 PR tree-optimization/79908
2424 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2425 been cast away, use force_gimple_operand to construct the side
2426 effects.
2428 2017-03-21 Martin Liska <mliska@suse.cz>
2430 PR libfortran/79956
2431 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
2432 to NULL.
2434 2017-03-21 Brad Spengler <spender@grsecurity.net>
2436 PR plugins/80094
2437 * plugin.c (htab_hash_plugin): New function.
2438 (add_new_plugin): Use it and adjust.
2439 (parse_plugin_arg_opt): Adjust.
2440 (init_one_plugin): Likewise.
2442 2017-03-21 Richard Biener <rguenther@suse.de>
2444 PR tree-optimization/80032
2445 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
2446 if set force the cleanup to happen unconditionally.
2447 (gimplify_target_expr): Push inserted clobbers with force_uncond
2448 to avoid them being removed by control-dependent DCE.
2450 2017-03-21 Richard Biener <rguenther@suse.de>
2452 PR tree-optimization/80122
2453 * tree-inline.c (copy_bb): Do not expans va-arg packs or
2454 va_arg_pack_len when the inlined call stmt requires pack
2455 expansion itself.
2456 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
2458 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2460 PR sanitizer/78158
2461 * tsan.c (instrument_builtin_call): If the memory model argument
2462 is not a constant, assume it is valid.
2464 PR c/67338
2465 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
2466 avoid UB.
2468 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2470 PR rtl-optimization/79910
2471 * combine.c (can_combine_p): Do not allow combining an I0 or I1
2472 if its dest is used by an insn before I2 (other than the combined
2473 insns themselves, which are properly handled already).
2475 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2477 Revert:
2478 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2480 * combine.c (record_used_regs): New static function.
2481 (try_combine): Handle situations where there is an additional
2482 instruction between I2 and I3 which needs to have a LOG_LINK
2483 updated.
2485 Revert:
2486 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2488 * combine.c (try_combine): Delete redundant i1 test. Call
2489 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2491 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2493 PR target/80083
2494 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
2495 alternatives 13/14.
2497 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2499 PR tree-optimization/80054
2500 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
2501 the optimization if a PHI or any of its arguments is not dominated
2502 by the candidate's basis. Use gphi* rather than gimple* as
2503 appropriate.
2504 (replace_profitable_candidates): Clean up a gimple* variable that
2505 should be a gphi* variable.
2507 2017-03-20 Martin Sebor <msebor@redhat.com>
2509 PR c++/52477
2510 * doc/extend.texi (attribute constructor): Document present limitation.
2512 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
2514 PR target/79963
2515 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
2516 __POWER9_VECTOR__ #ifdef control, change template definition to
2517 use Power9-specific built-in function.
2518 (vec_any_eq): Likewise.
2519 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
2520 to control outcomes from this test.
2521 (vector_ae_<mode>p): For VEC_F modes, likewise.
2523 2017-03-20 Ian Lance Taylor <iant@google.com>
2525 * config/i386/i386.c (ix86_function_regparm): Save an extra
2526 register for -fsplit-stack with DECL_STATIC_CHAIN.
2528 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2530 PR target/79912
2531 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
2532 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
2534 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2536 * config/riscv/riscv.c (riscv_print_operand): Use "fence
2537 iorw,ow".
2538 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
2539 iorw,iorw".
2541 2017-03-20 Marek Polacek <polacek@redhat.com>
2543 PR sanitizer/80063
2544 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
2546 2017-03-20 Richard Biener <rguenther@suse.de>
2548 PR tree-optimization/80113
2549 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
2550 allocate extra SSA name for PHI def.
2551 (add_close_phis_to_outer_loops): Likewise.
2552 (add_close_phis_to_merge_points): Likewise.
2553 (copy_loop_close_phi_args): Likewise.
2554 (copy_cond_phi_nodes): Likewise.
2556 2017-03-20 Martin Liska <mliska@suse.cz>
2558 PR middle-end/79753
2559 * tree-chkp.c (chkp_build_returned_bound): Do not build
2560 returned bounds for a LHS that's not a BOUNDED_P type.
2562 2017-03-20 Martin Liska <mliska@suse.cz>
2564 PR target/79769
2565 PR target/79770
2566 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
2567 COMPLEX_CST and VECTOR_CST.
2569 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2571 PR target/78857
2572 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
2573 target operand. A new splitter adds the clobber statement in case
2574 the target operand is dead anyway.
2576 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
2578 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
2579 to age-old versions of binutils and glibc.
2581 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
2583 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
2585 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2587 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
2589 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2591 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
2592 requirement for binutils 2.13.
2594 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2596 * combine.c (try_combine): Delete redundant i1 test. Call
2597 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2599 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
2601 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
2602 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
2603 contents.
2604 <riscv64-*-elf>: Re-arrange section
2605 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
2606 <riscv32-*-linux>: Likewise.
2607 <riscv64-*-elf>: Likewise
2608 <riscv64-*-linux>: Likewise.
2610 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
2612 PR target/80052
2613 * aarch64.opt(verbose-cost-dump): Fix typo.
2615 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
2617 PR target/79951
2618 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
2619 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
2621 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2623 * reload.c (find_reloads): When reloading a nonoffsettable address,
2624 use RELOAD_OTHER for it and its address reloads.
2626 PR rtl-optimization/79910
2627 * combine.c (record_used_regs): New static function.
2628 (try_combine): Handle situations where there is an additional
2629 instruction between I2 and I3 which needs to have a LOG_LINK
2630 updated.
2632 2017-03-17 Jeff Law <law@redhat.com>
2634 PR tree-optimization/71437
2635 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
2636 conditional in the hash table first.
2637 (vrp_dom_walker::before_dom_children): Extract condition from
2638 ASSERT_EXPR. Record condition, its inverion and any implied
2639 conditions as well.
2641 2017-03-17 Marek Polacek <polacek@redhat.com>
2642 Markus Trippelsdorf <markus@trippelsdorf.de>
2644 PR tree-optimization/80079
2645 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
2646 m_stores_head.
2648 2017-03-17 Richard Biener <rguenther@suse.de>
2650 PR middle-end/80075
2651 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
2652 Properly verify the LHS before the RHS possibly claims to be
2653 handled.
2654 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
2655 do not throw.
2657 2017-03-17 Martin Jambor <mjambor@suse.cz>
2659 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
2660 (List of -O2 options): Likewise.
2661 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
2662 (-fipa-vrp) New.
2664 2017-03-17 Tom de Vries <tom@codesourcery.com>
2666 * gcov-dump.c (print_usage): Print bug_report_url.
2668 2017-03-17 Richard Biener <rguenther@suse.de>
2670 PR middle-end/80050
2671 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
2672 (parser::peek): Likewise.
2674 2017-03-17 Richard Biener <rguenther@suse.de>
2676 PR tree-optimization/80048
2677 * sese.c (free_sese_info): Properly release rename_map and
2678 copied_bb_map elements.
2680 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
2682 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
2683 Add linked-list forward and backlinks. Insert on
2684 construction, remove on destruction.
2685 (class pass_store_merging): Add m_stores_head field.
2686 (pass_store_merging::terminate_and_process_all_chains):
2687 Iterate over m_stores_head list.
2688 (pass_store_merging::terminate_all_aliasing_chains):
2689 Likewise.
2690 (pass_store_merging::execute): Check for debug stmts first.
2691 Push new chains onto the m_stores_head stack.
2693 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
2695 PR target/71294
2696 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
2697 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
2698 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
2700 2017-03-16 Jeff Law <law@redhat.com>
2702 PR tree-optimization/71437
2703 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
2704 member function. Implementation moved into after_dom_children
2705 member function and into the threader's thread_outgoing_edges
2706 function.
2707 (dom_opt_dom_walker::after_dom_children): Simplify by moving
2708 some code into new thread_outgoing_edges.
2709 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
2710 definition. Simplify marker handling (do it here). Assume we always
2711 have the available expression and the const/copies tables.
2712 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
2713 and tree-vrp.c
2714 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
2715 * tree-vrp.c (equiv_stack): No longer file scoped.
2716 (vrp_dom_walker): New class.
2717 (vrp_dom_walker::before_dom_children): New member function.
2718 (vrp_dom_walker::after_dom_children): Likewise.
2719 (identify_jump_threads): Setup domwalker. Use it rather than
2720 walking edges in a random order by hand. Simplify setup/finalization.
2721 (finalize_jump_threads): Remove.
2722 (vrp_finalize): Do not call identify_jump_threads here.
2723 (execute_vrp): Do it here instead and call thread_through_all_blocks
2724 here too.
2726 PR tree-optimization/71437
2727 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
2728 callers changed.
2729 (simplify_stmt_for_jump_threading): Add basic_block argument. All
2730 callers changed.
2731 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
2732 (dom_opt_dom_walker::thread_across_edge): Remove
2733 handle_dominating_asserts argument. All callers changed.
2734 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
2735 changes. Remove calls to lhs_of_dominating_assert. Other
2736 uses of handle_dominating_asserts turn into unconditional code
2737 (simplify_control_stmt_condition_1): Likewise.
2738 (simplify_control_stmt_condition): Likewise.
2739 (thread_through_normal_block, thread_across_edge): Likewise.
2740 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
2741 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
2742 object if it is not an SSA_NAME.
2743 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
2744 before calling into the VRP specific simplifiers.
2745 (identify_jump_threads): Remove handle_dominating_asserts
2746 argument.
2748 2017-03-16 Jakub Jelinek <jakub@redhat.com>
2750 PR fortran/79886
2751 * tree-diagnostic.c (default_tree_printer): No longer static.
2752 * tree-diagnostic.h (default_tree_printer): New prototype.
2754 2017-03-16 Tamar Christina <tamar.christina@arm.com>
2756 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
2757 Change ins into fmov.
2759 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2761 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
2762 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
2763 Use h_con constraint for operand 1.
2764 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2765 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
2767 2017-03-15 Jeff Law <law@redhat.com>
2769 PR tree-optimization/71437
2770 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
2771 (record_temporary_equivalences): Use it.
2773 PR tree-optimization/71437
2774 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
2775 tree-ssa-scopedtables.
2776 (lookup_avail_expr, build_and_record_new_cond): Likewise.
2777 (record_conditions, record_cond, vuse_eq): Likewise.
2778 (record_edge_info): Adjust to API tweak of record_conditions.
2779 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
2780 (record_temporary_equivalences, optimize_stmt): Likewise.
2781 (eliminate_redundant_computations): Likewise.
2782 (record_equivalences_from_stmt): Likewise.
2783 * tree-ssa-scopedtables.c: Include options.h and params.h.
2784 (vuse_eq): New function, moved from tree-ssa-dom.c
2785 (build_and_record_new_cond): Likewise.
2786 (record_conditions): Likewise. Accept vector of conditions rather
2787 than edge_equivalence structure for first argument.
2788 for the first argument.
2789 (avail_exprs_stack::lookup_avail_expr): New member function, moved
2790 from tree-ssa-dom.c.
2791 (avail_exprs_stack::record_cond): Likewise.
2792 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
2793 from tree-ssa-dom.c.
2794 (avail_exprs_stack): Add new member functions lookup_avail_expr
2795 and record_cond.
2796 (record_conditions): Declare.
2798 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
2800 PR target/80017
2801 * lra-constraints.c (process_alt_operands): Increase reject for
2802 reloading an input/output operand.
2804 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2806 PR target/79038
2807 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
2808 insns to convert from signed/unsigned char/short to IEEE 128-bit
2809 floating point.
2810 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
2812 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
2814 PR target/80019
2815 * config/i386/i386.c (ix86_vector_duplicate_value): Create
2816 subreg of inner mode for values already in registers.
2818 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
2820 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
2821 iteration reg is used after the loop.
2823 2017-03-14 Martin Sebor <msebor@redhat.com>
2825 PR tree-optimization/79800
2826 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
2827 precision in negative-positive range.
2828 (format_floating): Call non-const overload with adjusted precision.
2830 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2832 PR target/79947
2833 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
2834 -mpowerpc-gfxopt.
2836 2017-03-14 Martin Sebor <msebor@redhat.com>
2838 PR middle-end/80020
2839 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
2840 * builtins.def (aligned_alloc): Use it.
2842 PR c/79936
2843 * Makefile.in (GTFILES): Add calls.c.
2844 * calls.c: Include "gt-calls.h".
2846 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
2848 PR rtl-optimization/79728
2849 * regs.h (struct target_regs): New field
2850 x_contains_allocatable_regs_of_mode.
2851 (contains_allocatable_regs_of_mode): New macro.
2852 * reginfo.c (init_reg_sets_1): Initialize it, and change
2853 contains_reg_of_mode so it includes global regs as well.
2854 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
2855 rather than contains_regs_of_mode.
2857 2017-03-14 Martin Liska <mliska@suse.cz>
2859 * doc/invoke.texi: Document options that can't be combined with
2860 -fcheck-pointer-bounds.
2862 2017-03-14 Martin Liska <mliska@suse.cz>
2864 PR middle-end/79831
2865 * doc/invoke.texi (-Wchkp): Document the option.
2867 2017-03-14 Martin Liska <mliska@suse.cz>
2869 * Makefile.in: Install gcov-dump.
2871 2017-03-14 Martin Liska <mliska@suse.cz>
2873 * multiple_target.c (expand_target_clones): Bail out for
2874 an invalid attribute.
2876 2017-03-14 Richard Biener <rguenther@suse.de>
2878 * alias.c (struct alias_set_entry): Pack properly.
2879 * cfgloop.h (struct loop): Likewise.
2880 * cse.c (struct set): Likewise.
2881 * ipa-utils.c (struct searchc_env): Likewise.
2882 * loop-invariant.c (struct invariant): Likewise.
2883 * lra-remat.c (struct cand): Likewise.
2884 * recog.c (struct change_t): Likewise.
2885 * rtl.h (struct address_info): Likewise.
2886 * symbol-summary.h (function_summary): Likewise.
2887 * tree-loop-distribution.c (struct partition): Likewise.
2888 * tree-object-size.c (struct object_size_info): Likewise.
2889 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
2890 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
2891 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
2892 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
2893 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
2894 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
2895 (struct _stmt_vec_info): Likewise.
2897 2017-03-14 Martin Liska <mliska@suse.cz>
2899 PR target/79892
2900 * multiple_target.c (create_dispatcher_calls): Check that
2901 a target can create a function dispatcher.
2903 2017-03-14 Martin Liska <mliska@suse.cz>
2905 PR lto/66295
2906 * multiple_target.c (expand_target_clones): Drop local.local
2907 flag for default implementation.
2909 2017-03-14 Richard Biener <rguenther@suse.de>
2911 PR tree-optimization/80030
2912 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
2914 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
2916 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
2917 gcc_fallthrough() instead of __attribute__((fallthrough));
2919 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2921 * doc/gcc.texi: Remove "up" link to (DIR).
2922 * doc/gccint.texi: Ditto.
2924 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2926 * doc/install.texi (Specific) <avr>: Remove reference to
2927 binutils 2.13.
2929 2017-03-13 Jeff Law <law@redhat.com>
2931 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
2932 attribute rather than comments.
2934 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
2935 match_scratch operand is highest.
2937 2017-03-13 Martin Liska <mliska@suse.cz>
2939 PR middle-end/78339
2940 * ipa-pure-const.c (warn_function_noreturn): If the declarations
2941 is a CHKP clone, use original declaration.
2943 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2945 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
2946 (arc_conditional_register_usage): Use a different allocation order
2947 when optimizing for size.
2948 * common/config/arc/arc-common.c (arc_option_optimization_table):
2949 Section anchors default on when optimizing for size.
2951 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2953 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
2955 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2957 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
2958 * config/arc/arc.md (cpu_facility): Add cd variant.
2959 (*movqi_insn): Add code density variant.
2960 (*movhi_insn): Likewise.
2961 (*movqi_insn): Likewise.
2962 (*addsi3_mixed): Likewise.
2963 (subsi3_insn): Likewise.
2965 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2967 * config/arc/arc.md (movsi_cond_exec): Update constraint.
2969 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2971 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
2972 expressions with MINUS and UNARY ops.
2974 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2976 PR target/79911
2977 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
2978 Rename to...
2979 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
2980 between vec_select and vector argument.
2981 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
2982 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
2983 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
2984 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
2985 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
2986 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
2988 2017-03-13 Richard Biener <rguenther@suse.de>
2990 PR other/79991
2991 * params.def (vect-max-peeling-for-alignment): Fix typo.
2993 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2995 * doc/install.texi (Specific) <mips-*-*>: Remove description of
2996 issue that only occurred with binutils below 2.18.
2998 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3000 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3001 refer to binutils 2.11/2.12 minimum.
3003 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3005 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3006 ftp.kernel.org and simplify binutils requirement.
3008 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3010 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3011 optimization.
3012 (Optimize Options): Ditto. Also remove redundancy.
3014 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3016 PR translation/79848
3017 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3018 "%qs".
3019 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3020 to G_ to avoid double translation.
3022 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3024 PR translation/79923
3025 * auto-profile.c (get_combined_location): Convert leading
3026 character of diagnostics to lower case and remove trailing period.
3027 (read_profile): Likewise for various diagnostics.
3028 * config/arm/arm.c (arm_option_override): Remove trailing period
3029 from various diagnostics.
3030 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3031 (msp430_expand_delay_cycles): Likewise.
3033 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3035 PR target/79925
3036 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3037 full command-line argument, rather than just "str".
3038 (aarch64_validate_march): Likewise.
3039 (aarch64_validate_mtune): Likewise.
3041 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3043 PR rtl-optimization/78911
3044 * lra-assigns.c (must_not_spill_p): New function.
3045 (spill_for): Use it.
3047 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3049 PR tree-optimization/79981
3050 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3051 ATOMIC_COMPARE_EXCHANGE ifn result.
3052 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3053 IFN_ATOMIC_COMPARE_EXCHANGE.
3055 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3057 PR driver/79875
3058 * opts.c (parse_sanitizer_options): Add missing question mark to
3059 "did you mean" message.
3061 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3063 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3064 built-in.
3065 (VMULEUH_UNS): Likewise.
3066 (VMULOUB_UNS): Likewise.
3067 (VMULOUH_UNS): Likewise.
3068 * config/rs6000/rs6000.c (builtin_function_type): Remove
3069 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3071 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3073 PR bootstrap/79952
3074 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3075 x with result of extra_parsing_for_operand_code_0.
3076 (function_reader::extra_parsing_for_operand_code_0): Convert
3077 return type from void to rtx, returning x. When reading
3078 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3079 larger size containing struct block_symbol.
3081 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3083 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3084 -mfloat128-hardware without -m64.
3086 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3088 PR target/79941
3089 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3090 entries to the case statement that marks unsigned arguments to
3091 overloaded functions.
3093 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3095 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3096 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3098 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3100 PR target/79907
3101 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3102 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3104 2017-03-10 Martin Liska <mliska@suse.cz>
3106 PR target/65705
3107 PR target/69804
3108 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3109 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3110 FIELD != NULL.
3112 2017-03-10 Olivier Hainque <hainque@adacore.com>
3114 * tree-switch-conversion (array_value_type): Start by resetting
3115 candidate type to it's main variant.
3117 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3119 PR rtl-optimization/79909
3120 * combine.c (try_combine): Use simplify_replace_rtx on individual
3121 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3122 of the whole CALL_INSN_FUNCTION_USAGE.
3124 PR tree-optimization/79972
3125 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3126 get_range_info on SSA_NAMEs. Formatting fixes.
3128 2017-03-10 Richard Biener <rguenther@suse.de>
3129 Jakub Jelinek <jakub@redhat.com>
3131 PR tree-optimization/77975
3132 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3133 edge to be constant.
3134 (get_val_for): For constant x return it. Formatting fix.
3135 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3136 would use the same bases as the current one.
3138 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3140 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3141 instead of vec_select for V1TImode.
3142 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3143 longer needed.
3144 (VSX_LE_128): Add V1TI to this mode iterator.
3145 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3146 (*vsx_le_perm_store_<mode>): Likewise.
3147 (pre-reload splitter for VSX stores): Likewise.
3148 (post-reload splitter for VSX stores): Likewise.
3149 (*vsx_xxpermdi2_le_<mode>): Likewise.
3150 (*vsx_lxvd2x2_le_<mode>): Likewise.
3151 (*vsx_stxvd2x2_le_<mode>): Likewise.
3153 2017-03-09 Michael Eager <eager@eagercon.com>
3155 Correct failures with --enable-checking=yes,rtl.
3157 * config/microblaze/microblaze.c (microblaze_expand_shift):
3158 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3159 test for const0_rtx.
3160 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3161 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3163 2017-03-09 Richard Biener <rguenther@suse.de>
3165 PR tree-optimization/79977
3166 * graphite-scop-detection.c (scop_detection::merge_sese):
3167 Handle the case of extra exits to blocks dominating the entry.
3169 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3171 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3172 Document rdynamic.
3174 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3176 PR rtl-optimization/79949
3177 * lra-constraints.c (process_alt_operands): Check memory when
3178 trying to predict a cycle. Print about the overall increase.
3180 2017-03-09 Richard Biener <rguenther@suse.de>
3182 PR middle-end/79971
3183 * gimple-expr.c (useless_type_conversion_p): Preserve
3184 TYPE_SATURATING for fixed-point types.
3186 2017-03-09 Richard Biener <rguenther@suse.de>
3188 PR ipa/79970
3189 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3190 alignment of BLKmode params.
3192 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3194 PR target/79913
3195 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3196 (VALL_NO_V2Q): Likewise.
3197 (VDQF_DF): Delete.
3198 * config/aarch64/aarch64-simd.md
3199 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3200 iterator.
3201 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3202 VALL_NO_V2Q mode iterator.
3203 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3205 2017-03-09 Martin Liska <mliska@suse.cz>
3207 PR tree-optimization/79631
3208 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3209 tree_int_cst_sign_bit just for INTEGER constants.
3211 2017-03-09 Martin Liska <mliska@suse.cz>
3213 PR target/65705
3214 PR target/69804
3215 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3216 sanitizers.
3218 2017-03-09 Marek Polacek <polacek@redhat.com>
3220 PR c++/79672
3221 * tree.c (inchash::add_expr): Handle TREE_VEC.
3223 2017-03-09 Martin Liska <mliska@suse.cz>
3225 PR ipa/79764
3226 (chkp_narrow_size_and_offset): New function.
3227 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3228 (void chkp_parse_bit_field_ref): New function.
3229 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3230 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3232 2017-03-09 Martin Liska <mliska@suse.cz>
3234 PR ipa/79761
3235 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3236 (chkp_find_bounds_1): Remove gcc_unreachable.
3238 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3240 PR sanitizer/79944
3241 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3242 BUILT_IN_SYNC*, determine the access type from the size suffix and
3243 always build a MEM_REF with that type. Handle forgotten
3244 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3246 PR target/79932
3247 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3248 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3249 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3250 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3251 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3252 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3253 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3254 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3255 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3256 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3257 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3258 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3259 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3260 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3261 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3262 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3263 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3264 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3265 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3266 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3267 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3268 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3269 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3270 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3271 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3272 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3273 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3274 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3275 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3276 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3277 definitions outside of __OPTIMIZE__ guarded section.
3279 PR target/79932
3280 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3281 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3282 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3283 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3284 guarded section.
3286 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3288 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3289 ("vfenez<mode>"): Add missing constraints.
3291 2017-03-08 Martin Sebor <msebor@redhat.com>
3293 PR target/79928
3294 * config/nds32/nds32.c (nds32_option_override):
3295 Fix misspelled diagnostic.
3297 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3299 PR c/79940
3300 * gimplify.c (gimplify_omp_for): Replace index var in outer
3301 taskloop statement with an artificial variable and add
3302 OMP_CLAUSE_PRIVATE clause for it.
3304 2017-03-08 Richard Biener <rguenther@suse.de>
3306 PR tree-optimization/79955
3307 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3308 for accesses that are completely outside of the variable.
3310 2017-03-08 Andrew Haley <aph@redhat.com>
3312 PR tree-optimization/79943
3313 * tree-ssa-loop-split.c (compute_new_first_bound): When
3314 calculating the new upper bound, (END-BEG) should be added, not
3315 subtracted.
3317 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3319 * config/avr/avr.md (setmemhi): Make sure match_dup
3320 operand number comes before match_scratch.
3322 2017-03-08 Richard Biener <rguenther@suse.de>
3324 PR tree-optimization/79920
3325 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3326 with ncopies == 1 to ...
3327 (vect_transform_slp_perm_load): ... here. Properly compute
3328 all element loads by iterating VF times over the group. Do
3329 not handle ncopies (computed in a broken way) in
3330 vect_create_mask_and_perm.
3332 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3334 PR sanitizer/79904
3335 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3336 is a uniform vector, use uniform_vector_p return value instead of
3337 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3339 2017-03-07 Marek Polacek <polacek@redhat.com>
3341 PR middle-end/79809
3342 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3343 (alloca_call_type): Likewise.
3345 2017-03-07 Martin Liska <mliska@suse.cz>
3347 * gcov.c (process_args): Put comment to correct location.
3349 2017-03-07 Martin Liska <mliska@suse.cz>
3351 PR middle-end/68270
3352 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3353 Use array_at_struct_end_p instead of DECL_CHAIN (field).
3354 (chkp_narrow_bounds_for_field): Likewise.
3355 (chkp_parse_array_and_component_ref): Pass one more argument to
3356 call.
3358 2017-03-07 Richard Biener <rguenther@suse.de>
3360 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3361 preheaders.
3363 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
3365 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3366 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3368 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3370 PR c/79855
3371 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3372 to end of description.
3373 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3375 2017-03-07 Jakub Jelinek <jakub@redhat.com>
3377 PR rtl-optimization/79901
3378 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3379 ...
3380 (*avx512f_<code><mode>3<mask_name>): ... this.
3381 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3382 iterator instead of VI8_AVX2_AVX512BW.
3384 PR rtl-optimization/79901
3385 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3386 min/max expander, expand it using expand_vec_cond_expr.
3388 PR sanitizer/79897
3389 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3390 temporary.
3392 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3394 PR c++/79821
3395 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3396 to void * for PCH reasons.
3397 * dwarf2out.c (output_loc_operands, output_die): Cast
3398 v.val_vec.array to unsigned char *.
3400 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
3402 PR target/77850
3403 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3404 vector types.
3406 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
3408 PR rtl-optimization/79571
3409 * lra-constraints.c (process_alt_operands): Calculate static
3410 reject and subtract it from overall when only addresses will be
3411 reloaded.
3413 2017-03-06 Julia Koval <julia.koval@intel.com>
3415 PR target/79793
3416 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3417 incoming stack boundary to 128 for 64-bit targets.
3419 2017-03-06 Richard Biener <rguenther@suse.de>
3421 PR tree-optimization/79894
3422 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3423 to NULL after folding it.
3425 2017-03-06 Richard Biener <rguenther@suse.de>
3427 PR tree-optimization/79824
3428 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
3429 check disabling peeling for gaps.
3431 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
3433 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3434 attributes): Document gettimeofday.
3436 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3438 * config/s390/s390.c (s390_option_override_internal): Set
3439 PARAM_MIN_VECT_LOOP_BOUND
3441 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3443 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
3444 * config/s390/s390.md: Likewise.
3446 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3448 PR target/79812
3449 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
3450 (<avx2_avx512>_perm<mode>): Rename to ...
3451 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
3452 of VI8F_256_512.
3453 (<avx512>_perm<mode>_mask): Rename to ...
3454 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
3455 of VI8F_256_512.
3456 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
3457 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
3458 instead of VI8F_256_512.
3459 (avx512f_perm<mode>): New define_expand.
3460 (avx512f_perm<mode>_mask): Likewise.
3461 (avx512f_perm<mode>_1<mask_name>): New define_insn.
3462 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
3464 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3466 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
3467 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
3468 if_then_else.
3469 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
3471 2017-03-06 Martin Liska <mliska@suse.cz>
3473 PR sanitize/79783
3474 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
3475 when having a SSA NAME w/o VAR_DECL assigned to it.
3477 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3479 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
3480 msa_dpsub_<su>_d): Fix MODE for vec_select.
3482 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3484 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
3485 argument.
3486 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
3488 2017-03-06 Richard Biener <rguenther@suse.de>
3490 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
3491 * plugin.c (register_plugin_info): Likewise.
3492 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
3494 2017-03-05 Jakub Jelinek <jakub@redhat.com>
3496 * config/i386/sse.md (sse_storehps, sse_storelps,
3497 avx_<castmode><avxsizesuffix>_<castmode>,
3498 avx512f_<castmode><avxsizesuffix>_<castmode>,
3499 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
3500 in condition that at least one operand is not a MEM.
3502 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3504 PR middle-end/79805
3505 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
3506 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
3507 ECF_NOTHROW.
3508 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
3509 gimple_call_nothrow_p flag based on whether original builtin can throw.
3510 If it can, emit following stmts on the fallthrough edge.
3511 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
3512 don't create new bb if inserting just debug stmts on the edge, try to
3513 insert them on the fallthru bb or just reset debug stmts.
3515 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
3517 PR target/43763
3518 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
3519 restore recog_data (including the operand rtxes inside it) around
3520 the call to get_insn_template.
3522 2017-03-03 Martin Sebor <msebor@redhat.com>
3524 PR tree-optimization/79699
3525 * context.c (context::~context): Free MPFR caches to avoid
3526 a memory leak on program exit.
3528 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3530 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
3531 Use wide_int::ulow () instead of .elt (0).
3533 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
3536 (*pushxf): Limit oF constraint to 32bit targets and add oC
3537 constraint for 64bit targets.
3538 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
3539 (*pushdf): Change rmF constraint to rmC.
3541 2017-03-03 Martin Liska <mliska@suse.cz>
3543 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
3544 Remove unused variable.
3546 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3548 PR target/79807
3549 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
3550 is a memory operand, increase num_memory.
3551 (ix86_expand_args_builtin): Likewise.
3553 2017-03-03 Jan Hubicka <jh@suse.cz>
3555 PR lto/79760
3556 * ipa-devirt.c (maybe_record_node): Properly handle
3557 __cxa_pure_virtual visibility.
3559 2017-03-03 Martin Liska <mliska@suse.cz>
3561 PR tree-optimization/79803
3562 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
3563 assert.
3564 (pass_loop_prefetch::execute): Disabled optimization if an
3565 assumption about L1 cache size is not met.
3567 2017-03-03 Martin Liska <mliska@suse.cz>
3569 PR rtl-optimization/79574
3570 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
3571 (hash_scan_set): Likewise.
3572 (dump_hash_table): Likewise.
3573 (hoist_code): Likewise.
3575 2017-03-03 Richard Biener <rguenther@suse.de>
3577 * fixed-value.c (fixed_from_string): Restore use of elt (1)
3578 in place of uhigh ().
3579 (fixed_convert_from_real): Likewise.
3581 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3583 PR target/79514
3584 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
3586 2017-03-03 Richard Biener <rguenther@suse.de>
3588 PR middle-end/79818
3589 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
3590 TYPE_OVERFLOW_UNDEFINED check.
3592 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3594 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
3595 numbers.
3596 (vector_ae_<mode>_p): Likewise.
3597 (vector_nez_<mode>_p): Likewise.
3598 (vector_ne_v2di_p): Likewise.
3599 (vector_ae_v2di_p): Likewise.
3600 (vector_ne_<mode>_p): Likewise.
3601 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
3602 numbers.
3603 (vsx_tsqrt<mode>2_fe): Likewise.
3605 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
3607 PR target/79514
3608 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
3610 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3612 PR rtl-optimization/79780
3613 * cprop.c (one_cprop_pass): When second and further conditional trap
3614 in a single basic block is turned into an unconditional trap, turn it
3615 into a deleted note to avoid RTL verification failures.
3617 2017-03-02 Richard Biener <rguenther@suse.de>
3619 * fold-const.c (const_binop): Use ulow () instead of elt (0).
3621 2017-03-02 Richard Biener <rguenther@suse.de>
3623 PR tree-optimization/79345
3624 PR c++/42000
3625 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
3626 param and abort the walk, returning -1 if it is hit.
3627 (walk_aliased_vdefs): Take a limit param and pass it on.
3628 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
3629 defaulting to 0 and return a signed int.
3630 * tree-ssa-uninit.c (struct check_defs_data): New struct.
3631 (check_defs): New helper.
3632 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
3633 about uninitialized memory.
3634 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
3635 bogus uninitialized warning.
3636 (fixed_convert_from_real): Likewise.
3638 2017-03-02 Bin Cheng <bin.cheng@arm.com>
3640 PR tree-optimization/66768
3641 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
3642 iv_use if base object can't be determined.
3644 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3646 PR tree-optimization/79345
3647 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
3648 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
3649 (get_pattern_stats): Initialize it.
3650 * genemit.c (gen_expand): Verify match_scratch numbers come after
3651 match_operand/match_dup numbers.
3652 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
3653 match_scratch numbers.
3654 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
3655 Likewise.
3656 * config/s390/s390.md (trunctdsd2): Likewise.
3658 2017-03-02 Richard Biener <rguenther@suse.de>
3660 * wide-int.h (wide_int_storage::operator=): Implement in terms
3661 of wi::copy.
3663 2017-03-02 Richard Biener <rguenther@suse.de>
3665 PR tree-optimization/79777
3666 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
3667 the to insert expression to sth existing.
3669 2017-03-01 Martin Sebor <msebor@redhat.com>
3671 PR middle-end/79692
3672 * gimple-ssa-sprintf.c
3673 (directive::known_width_and_precision): New function.
3674 (format_integer): Use it.
3675 (get_mpfr_format_length): Consider the full range of precision
3676 when computing %g output with the # flag. Set the likely byte
3677 count to 3 rather than 1 when precision is indeterminate.
3678 (format_floating): Correct the lower bound of precision.
3680 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3682 * doc/invoke.texi: Document default code model for 64-bit Linux.
3684 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3686 PR target/79752
3687 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
3688 udiv rather than div since input pattern is unsigned.
3690 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
3692 * config/i386/i386.c (print_reg): Warn for values of
3693 unsupported size in integer register.
3695 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3697 PR target/79439
3698 * config/rs6000/predicates.md (current_file_function_operand): Do
3699 not allow self calls to be local if the function is replaceable.
3701 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3703 PR target/79395
3704 * config/rs6000/altivec.h (vec_ctz and others): Change the
3705 preprocessor macro that controls conditional compilation from
3706 _ARCH_PWR9 to __POWER9_VECTOR__.
3707 (vec_all_ne): Change parameterization of __altivec_scalar_pred
3708 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
3709 control (instead of _ARCH_PWR9 control) so that template
3710 definition uses power9-specific function.
3711 (vec_any_eq): Likewise.
3712 (vec_all_ne): Change macro definition to use a power9-specific
3713 expansion under #ifdef __POWER9_VECTOR__ control (instead of
3714 _ARCH_PWR9 control).
3715 (vec_any_eq) Likewise.
3716 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
3717 expansion for CMPNEF to remove support for xvcmpnesp instruction.
3718 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
3719 support for xvcmpnedp instruction.
3720 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
3721 macro expansion so that Power9 implementation of vec_all_ne does
3722 not use the AltiVec predicate framework.
3723 (VCMPNEH_P): Likewise.
3724 (VCMPNEW_P): Likewise.
3725 (VCMPNED_P): Likewise.
3726 (VCMPNEFP_P): Likewise.
3727 (VCMPNEDP_P): Likewise.
3728 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
3729 implementation of vec_any_eq to not use AltiVec predicate
3730 framework.
3731 (VCMPAEH_P): Likewise.
3732 (VCMPAEW_P): Likewise.
3733 (VCMPAED_P): Likewise.
3734 (VCMPAEFP_P): Likewise.
3735 (VCMPAEDP_P): Likewise.
3736 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
3737 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
3738 not use the AltiVec predicate framework.
3739 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
3740 of vec_any_eq to not use AltiVec predicate framework.
3741 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3742 support for predefined __POWER9_VECTOR__ macro to indicate that
3743 Power9 instruction selection is enabled.
3744 (altivec_overloaded_builtins): Remove extraneous
3745 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
3746 function argument types RS6000_BTI_bool_V16QI and
3747 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
3748 entry for overloaded function argument types RS6000_BTI_bool_V4SI
3749 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
3750 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
3751 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
3752 Power9 for implementations of vec_cmpne. Change the signature for
3753 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
3754 (representing vec_all_ne) to remove the previously described first
3755 argument of type RS6000_BTI_INTSI, as this was an artifact of
3756 reliance on the AltiVec predicate framework, which is no longer
3757 used in the implementation of these functions. Add
3758 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
3759 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
3760 since, unlike the AltiVec predicate framework implementation, we
3761 do not share function descriptors between vec_alle and vec_anyeq.
3762 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
3763 set of modes that receive special treatment even when
3764 TARGET_P9_VECTOR is true. The special treatment emits code that
3765 does not depend on Power9 instructions.
3766 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
3767 define_expand to not rely on AltiVec predicate framework.
3768 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3769 function.
3770 (vector_ne_v2di_p): Change this define_expand to not rely on
3771 AltiVec predicate framework.
3772 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
3773 function.
3774 (vector_ne_<mode>_p): Change this define_expand to not rely on
3775 AltiVec predicate framework.
3776 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3777 function.
3778 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
3779 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
3780 define_insn pattern.
3781 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
3782 define_insn pattern because the xvcmpne<VSs>. instruction is not
3783 supported.
3784 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
3785 instruction is not supported.
3787 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3789 * config/nvptx/nvptx.c: Include intl.h.
3791 2017-03-01 Martin Jambor <mjambor@suse.cz>
3793 PR lto/78140
3794 * ipa-prop.h (ipa_bits): Removed field known.
3795 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
3796 to pointers. Adjusted their comments to warn about their sharing.
3797 (ipcp_transformation_summary): Change bits to a vector of pointers.
3798 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
3799 (ipa_get_ipa_bits_for_value): Declare.
3800 * tree-vrp.h (value_range): Mark as GTY((for_user)).
3801 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
3802 (ipa_bits_hash_table): Likewise.
3803 (ipa_vr_ggc_hash_traits): Likewise.
3804 (ipa_vr_hash_table): Likewise.
3805 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
3806 being pointers and vr_known being removed.
3807 (ipa_set_jf_unknown): Likewise.
3808 (ipa_get_ipa_bits_for_value): New function.
3809 (ipa_set_jfunc_bits): Likewise.
3810 (ipa_get_value_range): New overloaded functions.
3811 (ipa_set_jfunc_vr): Likewise.
3812 (ipa_compute_jump_functions_for_edge): Use the above functions to
3813 construct bits and vr parts of jump functions.
3814 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
3815 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3816 exist.
3817 (ipcp_grow_transformations_if_necessary): Also allocate
3818 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3819 exist.
3820 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
3821 them. Fix too long lines.
3822 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
3823 vr_known being removed.
3824 (ipa_read_jump_function): Use new setter functions to construct bits
3825 and vr parts of jump functions or set them to NULL.
3826 (write_ipcp_transformation_info): Adjust for bits being pointers.
3827 (read_ipcp_transformation_info): Likewise.
3828 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
3829 space.
3830 Include gt-ipa-prop.h.
3831 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
3832 being pointers.
3833 (ipcp_store_bits_results): Likewise.
3834 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
3835 Do not write to existing jump functions but use a temporary instead.
3837 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3839 PR c++/79681
3840 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
3841 attempt to use its first operand as BIT_FIELD_REF base.
3843 2017-03-01 Richard Biener <rguenther@suse.de>
3845 PR middle-end/79721
3846 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
3847 interpolating formula in wrapping arithmetic.
3848 (chrec_apply): Convert chrec_evaluate return value to wanted type.
3850 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3852 PR tree-optimization/79734
3853 * tree-vect-generic.c (expand_vector_condition): Optimize
3854 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
3855 Handle VEC_COND_EXPR where comparison has different inner width from
3856 type's inner width.
3858 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
3860 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
3861 markup, and similar issues. Remove @opindex entries for things
3862 that aren't options. Add missing -mmpy-option entries.
3864 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3866 PR tree-optimization/79737
3867 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
3868 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
3869 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
3870 instead of byte_size. Formatting fix.
3871 (shift_bytes_in_array_right): Formatting fix.
3873 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
3875 PR target/79749
3876 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
3877 condition on optimize for the leaf function test.
3879 2017-02-28 Martin Liska <mliska@suse.cz>
3881 PR lto/79625
3882 * read-rtl-function.c (function_reader::handle_unknown_directive):
3883 Bail out when one uses -flto.
3885 2017-02-28 Martin Liska <mliska@suse.cz>
3887 * common.opt: Replace space with tabular for options of <number>
3888 type.
3889 * config/i386/i386.opt: Show <number> value for
3890 -mlarge-data-threshold.
3891 * opts.c (print_filtered_help): Do not display number in hexadecimal
3892 format.
3894 2017-02-28 Martin Liska <mliska@suse.cz>
3896 * common.opt: Fix --help=option -Q for options which are of
3897 an enum type.
3899 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
3901 * config/i386/i386.c (print_reg): Error out for values
3902 of 8-bit size in invalid integer register.
3904 2017-02-28 Martin Sebor <msebor@redhat.com>
3906 PR tree-optimization/79691
3907 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
3909 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3911 PR target/79729
3912 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
3913 gcc_unreachable with output_operand_lossage.
3915 2017-02-28 Richard Biener <rguenther@suse.de>
3917 PR tree-optimization/79740
3918 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
3919 inserts.
3920 (visit_nary_op): Insert the nary into the hashtable if we
3921 pattern-matched sth.
3922 * tree-ssa-pre.c (eliminate_insert): Robustify.
3924 2017-02-28 Richard Biener <rguenther@suse.de>
3926 PR middle-end/79731
3927 * fold-const.c (decode_field_reference): Reject out-of-bound
3928 accesses.
3930 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3932 * config/i386/i386.c: Include intl.h.
3933 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
3934 instead of just cond ? "..." : "...".
3935 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
3936 * coverage.c (read_counts_file): Likewise.
3937 * omp-offload.c: Include intl.h.
3938 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
3939 of just cond ? "..." : "...".
3940 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
3941 of just cond ? "..." : "...".
3943 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
3945 PR target/79742
3946 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
3947 entry, if present.
3948 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
3949 'tune for' CPU name.
3950 * config/arm/arm-cpu-data.h: Regenerated.
3952 2017-02-28 Richard Biener <rguenther@suse.de>
3954 PR tree-optimization/79732
3955 * tree-inline.c (expand_call_inline): Do not shadow var.
3957 2017-02-28 Richard Biener <rguenther@suse.de>
3959 PR tree-optimization/79723
3960 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
3961 address-space properly.
3963 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
3965 * doc/optinfo.texi (Optimization groups): Fix option used for
3966 OPTGROUP_ALL.
3967 * doc/invoke.texi (-fopt-info): Document "omp".
3968 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
3969 (OPTGROUP_ALL): Add OPTGROUP_OMP.
3970 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
3971 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
3972 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
3974 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
3975 all users.
3976 * dumpfile.c (optgroup_options): Instead of "openmp", associate
3977 OPTGROUP_OMP with "omp".
3979 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
3981 PR target/79544
3982 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
3983 for arithmetic shift of unsigned V2DI.
3985 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
3987 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
3988 arc/linux.h headers.
3989 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
3990 (LINK_SPEC): Likewise.
3991 (ARC_TLS_EXTRA_START_SPEC): Likewise.
3992 (EXTRA_SPECS): Likewise.
3993 (STARTFILE_SPEC): Likewise.
3994 (ENDFILE_SPEC): Likewise.
3995 (LIB_SPEC): Likewise.
3996 (TARGET_SDATA_DEFAULT): Likewise.
3997 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
3998 (MULTILIB_DEFAULTS): Likewise.
3999 (DWARF2_UNWIND_INFO): Likewise.
4000 * config/arc/big.h: New file.
4001 * config/arc/elf.h: Likewise.
4002 * config/arc/linux.h: Likewise.
4003 * config/arc/t-uClibc: Remove.
4005 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4007 PR tree-optimization/77536
4008 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4009 (tree_transform_and_unroll_loop): Use above function to compute the
4010 estimated niter of unrolled loop and use it when scaling profile.
4011 Also use count info rather than frequency if it's non-zero.
4012 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4013 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4014 (vect_transform_loop): Call above function.
4016 2017-02-27 Richard Biener <rguenther@suse.de>
4018 PR tree-optimization/45397
4019 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4020 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4021 (visit_nary_op): Add pattern matching for CSEing sign-changed
4022 or truncated operations with wider ones.
4024 2017-02-27 Richard Biener <rguenther@suse.de>
4026 PR tree-optimization/79690
4027 * tree-vect-stmts.c (vectorizable_store): Use vector type
4028 built from the DR with address-space.
4030 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4032 * doc/invoke.texi (Optimize Options): Refine the description
4033 of asan-use-after-return.
4035 2017-02-25 Alan Modra <amodra@gmail.com>
4037 PR rtl-optimization/79584
4038 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4039 base, not ad->base_term, the reg within base. Remove assertion
4040 that ad->base == ad->base_term. Replace gen_int_mode using
4041 bogus mode with const0_rtx.
4043 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4045 PR middle-end/79396
4046 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4047 FMA_EXPR like tcc_binary or tcc_unary.
4049 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4051 PR debug/77589
4052 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4053 bitfield.
4054 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4055 (output_loc_operands): Handle DW_OP_call_ref and
4056 DW_OP_GNU_variable_value.
4057 (struct variable_value_struct): New type.
4058 (struct variable_value_hasher): Likewise.
4059 (variable_value_hash): New variable.
4060 (string_types): Remove.
4061 (copy_loc_descr): New function.
4062 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4063 (prepend_loc_descr_to_each): New function.
4064 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4065 instead of add_loc_descr_to_each if the first argument is single
4066 location list and the second has multiple.
4067 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4068 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4069 when looking for variable value which doesn't have other location info.
4070 (loc_list_from_tree): Formatting fix.
4071 (gen_array_type_die): Simplify DW_AT_string_length handling.
4072 (adjust_string_types): Remove.
4073 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4074 string_types. Call resolve_variable_values.
4075 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4076 (resolve_addr_in_expr): Likewise. Add A argument.
4077 (copy_deref_exprloc): Remove deref argument. Adjust for the
4078 original expression being DW_OP_GNU_variable_value with optionally
4079 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4080 optionally after it.
4081 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4082 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4083 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4084 (variable_value_hasher::hash, variable_value_hasher::equal): New
4085 methods.
4086 (resolve_variable_value_in_expr, resolve_variable_value,
4087 resolve_variable_values, note_variable_value_in_expr,
4088 note_variable_value): New functions.
4089 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4090 DIEs.
4092 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4094 PR c/79677
4095 * opts.h (handle_generated_option): Add GENERATED_P argument.
4096 * opts-common.c (handle_option): Adjust function comment.
4097 (handle_generated_option): Add GENERATED_P argument, pass it to
4098 handle_option.
4099 (control_warning_option): Pass false to handle_generated_option
4100 GENERATED_P.
4101 * opts.c (maybe_default_option): Pass true to handle_generated_option
4102 GENERATED_P.
4103 * optc-gen.awk: Likewise.
4105 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4107 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4108 a REG, look at the REG it is a SUBREG of.
4109 (splitter for cmpeqsi_t): Ditto.
4111 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4113 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4114 the special USEs with the pattern of the insn, not the insn itself.
4116 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4118 PR target/79473
4119 * doc/invoke.texi: Document -mload-store-pairs.
4121 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4122 Sandra Loosemore <sandra@codesourcery.com>
4124 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4125 argument isn't a CONST_INT.
4126 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4127 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4128 (nios2_validate_compare): Bypass alternate compare logic if *op2
4129 is not a CONST_INT.
4130 (ldstwm_operation_p): Return false if first_base is not a REG or
4131 if first_offset is not a CONST_INT.
4133 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4135 * config/cris/cris.md: Use correct operand in a define_peephole2.
4137 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4139 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4141 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4143 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4144 this_insn if it is an INSN or JUMP_INSN.
4145 (force_offsettable): Look at base, not at addr.
4146 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4147 on things that aren't necessarily CONST_INTs.
4149 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4151 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4152 -mfpmath=sse is the default also for x86-32 targets with SSE2
4153 instruction set when @option{-ffast-math} is enabled
4155 2017-02-24 Jeff Law <law@redhat.com>
4157 PR rtl-optimizatoin/79286
4158 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4159 dominance test.
4161 2017-02-24 Richard Biener <rguenther@suse.de>
4163 PR tree-optimization/79389
4164 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4165 debug insns.
4167 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4169 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4170 function comment to reflect reality.
4171 (loop_exits_before_overflow): Fix typo in function description.
4173 2017-02-24 Richard Biener <rguenther@suse.de>
4175 PR tree-optimization/79389
4176 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4177 properly that a threading opportunity exists. Detect conditional
4178 copy/constant propagation opportunities.
4180 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4182 * config/visium/visium.md (type): Add trap.
4183 (b): New mode attribute.
4184 (*btst): Rename into...
4185 (*btst<mode>): ...this and adjust.
4186 (*cbranchsi4_btst_insn): Rename into...
4187 (*cbranch<mode>4_btst_insn): ...this and adjust.
4188 (trap): New define_insn.
4190 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4192 PR tree-optimization/79389
4193 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4194 (noce_reversed_cond_code): New function.
4195 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4196 reversed_comparison_code. Formatting fix.
4197 (noce_try_store_flag): Test rev_cond != NULL in addition to
4198 reversed_comparison_code.
4199 (noce_try_store_flag_constants): Likewise.
4200 (noce_try_store_flag_mask): Likewise.
4201 (noce_try_addcc): Use rev_cond if non-NULL instead of
4202 reversed_comparison_code.
4203 (noce_try_cmove_arith): Likewise. Formatting fixes.
4204 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4205 (noce_find_if_block): Initialize rev_cond.
4206 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4207 instead of false as last argument never attempt to reverse it
4208 afterwards.
4210 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4212 PR tree-optimization/79663
4213 * tree-predcom.c (combine_chains): Process refs in reverse order
4214 only for ZERO length chains, and add explaining comment.
4216 2017-02-23 Jeff Law <law@redhat.com>
4218 PR tree-optimization/79578
4219 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4220 in call to operand_equal_p.
4222 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4224 PR target/71017
4225 * config/i386/cpuid.h: Fix another undefined behavior.
4227 2017-02-23 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/79683
4230 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4231 vector types for data-refs.
4233 2017-02-23 Martin Liska <mliska@suse.cz>
4235 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4237 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4239 PR middle-end/79665
4240 * internal-fn.c (get_range_pos_neg): Moved to ...
4241 * tree.c (get_range_pos_neg): ... here. No longer static.
4242 * tree.h (get_range_pos_neg): New prototype.
4243 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4244 are known to be in between 0 and signed maximum inclusive, try to
4245 expand both unsigned and signed divmod and use the cheaper one from
4246 those.
4248 2017-02-22 Jeff Law <law@redhat.com>
4250 PR tree-optimization/79578
4251 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4252 to compare base operands.
4254 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4256 PR target/79211
4257 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4258 gpc_reg_operand instead of fpr_reg_operand.
4260 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4262 * config/mips/mips.c (mips_return_in_memory): Force FP
4263 vector types to be returned in memory for o32 ABI.
4265 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4267 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4268 instead of DW_TAG_member for static data member declarations and don't
4269 set no_linkage_name for static inline data members.
4270 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4271 to DW_TAG_member.
4273 2017-02-22 Martin Liska <mliska@suse.cz>
4275 * doc/invoke.texi: Replace inequality signs with square brackets
4276 for -Wnormalized.
4278 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4280 PR tree-optimization/68644
4281 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4283 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4285 PR target/78660
4286 * lra-constraints.c (simplify_operand_subreg): Handle
4287 WORD_REGISTER_OPERATIONS targets.
4289 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4291 PR target/70465
4292 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4293 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4294 elimination by swapping fld*.
4296 2017-02-22 Richard Biener <rguenther@suse.de>
4298 PR tree-optimization/79673
4299 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4300 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4301 irrelevant address-space qualifiers and avoiding a
4302 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4304 2017-02-22 Richard Biener <rguenther@suse.de>
4306 PR tree-optimization/79666
4307 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4308 to not symbolically negate if that may introduce undefined
4309 overflow.
4311 2017-02-22 Martin Liska <mliska@suse.cz>
4313 PR lto/79587
4314 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4315 * data-streamer-out.c (streamer_write_gcov_count_stream):
4316 Likewise.
4317 * value-prof.c (stream_out_histogram_value): Make assert more
4318 precise based on type of counter.
4320 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
4322 PR target/79593
4323 * config/i386/i386.md (standard_x87sse_constant_load splitter):
4324 Use nonimmediate_operand instead of memory_operand for operand 1.
4325 (float-extend standard_x87sse_constant_load splitter): Ditto.
4327 2017-02-21 Jeff Law <law@redhat.com>
4329 PR tree-optimization/79621
4330 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4331 blocks with edges to themselves.
4333 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4335 PR target/79633
4336 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4337 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4338 Use gimple_call_builtin_p.
4340 PR target/79570
4341 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4342 on temporarily removed DEBUG_INSNs.
4344 PR tree-optimization/79649
4345 * tree-loop-distribution.c (classify_partition): Give up on
4346 non-generic address space loads/stores.
4348 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
4350 * doc/loop.texi (Loop manipulation): Remove nonexistent
4351 tree_ssa_loop_version from the documentation.
4352 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4354 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4356 PR target/79494
4357 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4358 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4359 * config/rs6000/rs6000.c: Include except.h.
4360 (rs6000_expand_split_stack_prologue): Call
4361 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4363 2017-02-21 Martin Jambor <mjambor@suse.cz>
4365 PR lto/79579
4366 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4367 have been analyzed.
4369 2017-02-21 Martin Jambor <mjambor@suse.cz>
4371 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4372 for backward compatibility only.
4373 * doc/invoke.texi (Option Summary): Remove all references to
4374 -fipa-cp-alignment.
4376 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
4378 PR target/78660
4379 Revert:
4380 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4382 * lra-constraints.c (curr_insn_transform): Handle
4383 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4385 2017-02-21 Martin Liska <mliska@suse.cz>
4387 * config/i386/i386.opt: Replace -masm-dialect with -masm.
4389 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
4391 PR translation/79638
4392 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4394 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
4396 PR ada/67205
4397 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4398 (arm_function_ok_for_sibcall): Return false for an indirect call by
4399 descriptor if all the argument registers are used.
4400 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4401 alignment of the function.
4403 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4405 PR tree-optimization/61441
4406 * simplify-rtx.c (simplify_const_unary_operation): For
4407 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4408 the sNaN unmodified.
4410 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4412 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4413 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4414 instead of SYSTEM_HEADER_DIR.
4416 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
4417 Martin Liška <mliska@suse.cz>
4419 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4420 Fix typos and grammar, use active voice, and clarify.
4422 2017-02-20 Marek Polacek <polacek@redhat.com>
4424 PR middle-end/79537
4425 * gimplify.c (gimplify_expr): Handle unused *&&L;.
4427 PR sanitizer/79558
4428 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
4430 2017-02-20 Jakub Jelinek <jakub@redhat.com>
4432 PR target/79568
4433 * config/i386/i386.c (ix86_expand_builtin): Handle
4434 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
4435 ix86_builtins_isa[fcode].isa as a requirement of those
4436 flags and any other flag in the bitmask.
4437 (ix86_init_mmx_sse_builtins): Use 0 instead of
4438 ~OPTION_MASK_ISA_64BIT as mask.
4439 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
4440 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
4441 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
4442 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
4444 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4446 PR target/78012
4447 * lra-constraints.c (split_reg): Check requested split mode
4448 is supported by the register.
4450 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4452 * lra-constraints.c (simplify_operand_subreg): Remove early
4453 return false.
4455 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4457 PR target/78660
4458 * lra-constraints.c (curr_insn_transform): Tighten condition
4459 for converting SUBREG reloads from OP_OUT to OP_INOUT.
4461 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4463 PR target/78660
4464 * lra-constraints.c (curr_insn_transform): Handle
4465 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4467 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
4469 Revert:
4470 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4474 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
4476 PR c++/69523
4477 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
4478 description.
4480 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4482 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
4483 for FMA_EXPR.
4485 2017-02-18 Jakub Jelinek <jakub@redhat.com>
4487 * final.c (last_columnnum, override_columnnum): New variables.
4488 (final_start_function): Set last_columnnum, pass it to begin_prologue
4489 hook and pass 0 to dwarf2out_begin_prologue.
4490 (final_scan_insn): Update override_columnnum. Pass last_columnnum
4491 to source_line debug hook.
4492 (notice_source_line): Compute last_columnnum and for debug_column_info
4493 return true on column changes.
4494 * debug.h (struct gcc_debug_hooks): Add column argument to
4495 source_line and begin_prologue hooks.
4496 (debug_nothing_int_charstar_int_bool): Remove prototype.
4497 (debug_nothing_int_int_charstar,
4498 debug_nothing_int_int_charstar_int_bool): New prototypes.
4499 (dwarf2out_begin_prologue): Add column argument.
4500 * debug.c (do_nothing_debug_hooks): Adjust source_line and
4501 begin_prologue hooks.
4502 (debug_nothing_int_charstar_int_bool): Remove.
4503 (debug_nothing_int_int_charstar,
4504 debug_nothing_int_int_charstar_int_bool): New functions.
4505 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
4506 through to dwarf2out_source_line.
4507 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
4508 (dwarf2out_source_line): Add column argument, emit it if requested.
4509 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
4510 arguments.
4511 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4512 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4513 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
4514 through to dwarf2out_begin_prologue.
4515 (vmsdbgout_source_line): Add column argument, pass it through to
4516 dwarf2out_source_line.
4517 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
4518 dbxout_source_line caller.
4519 (dbxout_source_line): Add column argument.
4521 * common.opt (gno-column-info, gcolumn-info): New options.
4522 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
4523 (check_die): Also test for multiple DW_AT_decl_column attributes.
4524 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
4525 DW_AT_decl_column if requested.
4526 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
4527 if requested.
4528 (gen_variable_die): Likewise.
4529 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
4530 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
4532 PR target/79569
4533 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
4534 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
4535 (ix86_handle_option): Handle OPT_m3dnowa.
4536 * doc/invoke.texi (-m3dnowa): Document.
4537 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
4538 -m3dnowa instead of -m3dnow -march=athlon.
4540 PR target/79559
4541 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
4542 instead of gcc_assert for K, r and R code checks. Formatting fixes.
4544 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4546 PR target/79261
4547 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
4548 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
4549 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
4550 generator for vsx_xxpermdi_<mode>_be.
4551 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
4552 force big-endian semantics.
4553 (vsx_xxpermdi_<mode>_be): New define_expand with same
4554 implementation as previous version of vsx_xxpermdi_<mode>.
4556 2017-02-17 Jakub Jelinek <jakub@redhat.com>
4558 PR tree-optimization/79327
4559 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
4560 variable, its initialization and use.
4562 2017-02-17 Julia Koval <julia.koval@intel.com>
4564 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
4565 (OPTION_MASK_ISA_PKU_UNSET): New.
4566 (ix86_handle_option): Handle -mrdpid.
4567 * config/i386/cpuid.h (bit_RDPID): New.
4568 * config/i386/driver-i386.c (host_detect_local_cpu):
4569 Detect RDPID feature.
4570 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
4571 * config/i386/i386-c.c (ix86_target_macros_internal):
4572 Handle RDPID flag.
4573 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
4574 (ix86_valid_target_attribute_inner_p): Add "rdpid".
4575 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
4576 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
4577 * config/i386/i386.md (define_insn "rdpid"): New.
4578 * config/i386/i386.opt Add -mrdpid.
4579 * config/i386/immintrin.h (_rdpid_u32): New.
4581 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
4583 PR rtl-optimization/79541
4584 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
4585 instead of transforming it into USE.
4587 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
4589 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
4590 If HONOR_SNANS (SFmode) force the input to a register.
4591 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
4592 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
4593 an frsp or similar insn.
4595 2017-02-17 Martin Liska <mliska@suse.cz>
4597 PR rtl-optimization/79577
4598 * params.def (selsched-max-sched-times): Increase minimum to 1.
4600 2017-02-17 Martin Liska <mliska@suse.cz>
4602 PR rtl-optimization/79574
4603 * gcse.c (want_to_gcse_p): Prevent integer overflow.
4605 2017-02-17 Martin Liska <mliska@suse.cz>
4607 PR tree-optimization/79529
4608 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
4609 ssa_defined_default_def_p to handle cases which are implicitly
4610 defined.
4611 * tree-ssa.c (ssa_defined_default_def_p): New function.
4612 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
4613 which are implicitly defined.
4614 * tree-ssa.h (ssa_defined_default_def_p): Declare.
4616 2017-02-17 Richard Biener <rguenther@suse.de>
4618 PR middle-end/79576
4619 * params.def (max-ssa-name-query-depth): Limit to 10.
4621 2017-02-17 Richard Biener <rguenther@suse.de>
4623 PR tree-optimization/79552
4624 * tree-ssa-structalias.c (visit_loadstore): Properly verify
4625 default defs.
4627 2017-02-17 Richard Biener <rguenther@suse.de>
4629 PR bootstrap/79567
4630 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
4632 2017-02-17 Marek Polacek <polacek@redhat.com>
4634 PR middle-end/79536
4635 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
4636 (fold_negate_expr): New wrapper.
4638 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
4640 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
4641 Correct terminology and de-emphasize pre-standard behavior.
4643 2017-02-16 Alan Modra <amodra@gmail.com>
4645 PR rtl-optimization/79286
4646 * ira.c (def_dominates_uses): New function.
4647 (update_equiv_regs): Don't create an equivalence for insns that
4648 may trap where the register def does not dominate the use.
4650 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
4652 PR rtl-optimization/78127
4653 * lra.c (lra): Call lra_eliminate before finish the loop after
4654 lra_constraint.
4656 2017-02-16 Richard Biener <rguenther@suse.de>
4658 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
4659 isl/isl_val.h.
4660 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
4661 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
4662 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
4663 (isl_val_int_from_wi): New function.
4664 (extract_affine_gmp): Rename to ...
4665 (extract_affine_wi): ... this, take a widest_int.
4666 (extract_affine_int): Just wrap extract_affine_wi.
4667 (add_param_constraints): Use isl_val_int_from_wi.
4668 (add_loop_constraints): Likewise, and extract_affine_wi.
4670 2017-02-15 Jeff Law <law@redhat.com>
4672 PR middle-end/79521
4673 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
4674 ira_init_register_move_cost_if_necessary.
4676 2017-02-15 Martin Sebor <msebor@redhat.com>
4678 PR middle-end/32003
4679 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
4680 removed in a prior commit.
4682 2017-02-15 Bin Cheng <bin.cheng@arm.com>
4684 PR tree-optimization/79347
4685 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
4686 counters during peeling.
4688 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
4690 * Makefile.in (site.exp): Remove "set ISLVER".
4692 2017-02-15 Jakub Jelinek <jakub@redhat.com>
4694 PR target/79487
4695 * real.c (real_from_integer): Call real_convert even for decimal.
4697 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4699 PR target/79421
4700 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4702 2017-02-14 Andrew Pinski <apinski@cavium.com>
4704 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
4705 cores and change the partno/implementer to be correct.
4706 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
4707 the 'B" as the implementer.
4708 * config/aarch64/aarch64-tune.md: Regenerate.
4710 2017-02-14 Carl Love <cel@us.ibm.com>
4712 * config/rs6000/rs6000.c: Add case statement entry to make the
4713 xvcvuxdsp built-in argument unsigned.
4714 * config/rs6000/vsx.md: Fix the source and return operand types so they
4715 match the instruction definitions from the ISA document. Fix typo
4716 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
4717 statement.
4719 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
4721 PR target/79282
4722 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
4723 member early_clobber_alts.
4724 * lra-lives.c (reg_early_clobber_p): New.
4725 (process_bb_lives): Use it.
4726 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
4727 (debug_operand_data): Initialize early_clobber_alts.
4728 (setup_operand_alternative): Set up early_clobber_alts.
4729 (collect_non_operand_hard_regs): Ditto. Pass early clobber
4730 alternatives to new_insn_reg.
4731 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
4732 it.
4733 (lra_update_insn_regno_info): Pass the new arg.
4735 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4737 PR middle-end/79505
4738 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
4739 (new_oacc_loop_raw): Don't clear already cleared fields.
4741 PR target/79481
4742 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
4743 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
4744 _mm512_prefetch_i64gather_ps): New inline functions and macros.
4746 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
4748 PR target/79495
4749 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
4751 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
4753 PR target/79498
4754 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
4755 the extra instruction to the right place to store 128-bit constant
4756 when needed.
4758 2017-02-14 Martin Sebor <msebor@redhat.com>
4760 PR middle-end/79448
4761 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
4762 warning for strings of unknown length.
4764 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
4766 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
4768 2017-02-14 Jeff Law <law@redhat.com>
4770 PR target/79404
4771 * ira-costs.c (scan_one_insn): Initialize register move costs
4772 for pseudos seen in USE/CLOBBER insns.
4774 PR tree-optimization/79095
4775 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
4776 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
4777 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
4778 if the operands are known to be not equal, then the resulting range
4779 is ~[0,0].
4780 (intersect_ranges): If the new range is ~[0,0] and the old range is
4781 wide, then prefer ~[0,0].
4782 * tree-vrp.c (overflow_comparison_p_1): New function.
4783 (overflow_comparison_p): New function.
4784 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
4785 if NAME is used in an overflow test.
4786 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
4787 overflow check that can be expressed as an equality test, then adjust
4788 ops to be that equality test.
4790 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4792 * config/s390/s390-builtin-types.def: Remove flags argument.
4793 * config/s390/s390.c (s390_init_builtins): Likewise.
4795 2017-02-14 Martin Liska <mliska@suse.cz>
4797 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
4798 vector. Fix trailing white spaces.
4800 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
4802 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
4803 HFmode.
4805 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4807 PR rtl-optimization/68664
4808 * config/arm/arm.c (arm_sched_can_speculate_insn):
4809 New function. Declare prototype.
4810 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4812 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4814 PR rtl-optimization/68664
4815 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
4816 New function.
4817 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4819 2017-02-14 Amit Pawar <amit.pawar@amd.com>
4821 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
4822 max skip bytes for function, loop and jump.
4824 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4826 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
4827 ABS_EXPR for gimple dump.
4829 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4831 PR target/79462
4832 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
4834 PR tree-optimization/79408
4835 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
4836 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
4837 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
4838 also if rhs1 is INTEGER_CST.
4840 2017-02-14 Richard Biener <rguenther@suse.de>
4842 PR middle-end/79432
4843 * tree-into-ssa.c (insert_phi_nodes): When the function can
4844 have abnormal edges rewrite SSA names with broken use-def
4845 dominance out of SSA and register them for PHI insertion.
4847 2017-02-13 Martin Sebor <msebor@redhat.com>
4849 PR middle-end/79496
4850 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
4851 clearing info.nowrite flag when snprintf size argument is a range.
4853 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4855 * cprop.c (cprop_jump): Add missing space in string literal.
4856 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
4857 (get_constraint_for_component_ref): Likewise.
4858 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
4859 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
4860 * lra-constraints.c (process_alt_operands): Likewise.
4861 * ipa-inline.c (inline_small_functions): Likewise.
4862 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
4863 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
4864 * trans-mem.c (diagnose_tm_1_op): Likewise.
4865 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
4866 (grid_parallel_clauses_gridifiable): Likewise.
4868 * config/nvptx/mkoffload.c (process): Add space in between
4869 , and %d.
4871 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
4872 "MOD4_SSE_REGS" and "ALL_REGS".
4874 * spellcheck.c (test_data): Add , in between "foo" and "food".
4876 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4878 PR target/79449
4879 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
4880 boundary crossing check and subsequent code generation agree.
4882 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4884 * config/aarch64/aarch64.c (has_memory_op): Delete.
4885 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
4886 has_memory_op.
4888 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4890 PR rtl-optimization/79388
4891 PR rtl-optimization/79450
4892 * combine.c (distribute_notes): When removing TEM_INSN for which
4893 corresponding dest has last value recorded, invalidate that last
4894 value.
4896 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4898 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
4899 of explicit '@'. Add missing assembly comment marker on branch costs
4900 printout.
4902 2017-02-13 Nathan Sidwell <nathan@acm.org>
4904 * gengtype-lex.l (<in_struct>): Add '/'.
4906 2017-02-13 Martin Liska <mliska@suse.cz>
4908 PR c/79471
4909 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
4911 2017-02-13 Richard Biener <rguenther@suse.de>
4913 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
4914 Remove.
4915 * configure: Re-generate.
4916 * config.in: Likewise.
4917 * graphite-dependences.c: Simplify as if
4918 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
4919 * graphite-isl-ast-to-gimple.c: Likewise.
4920 * graphite-optimize-isl.c: Likewise.
4921 * graphite-poly.c: Likewise.
4922 * graphite-sese-to-poly.c: Likewise.
4923 * graphite.h: Likewise.
4924 * toplev.c: Include isl/version.h and use isl_version () for
4925 printing the ISL version.
4926 * doc/install.texi: Update ISL requirement.
4928 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4930 * doc/standards.texi (Standards): Update reference to
4931 Objective-C 2.0.
4933 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4935 * doc/extend.texi (Named Address Spaces): sourceware.org now
4936 defaults to https.
4937 * doc/install.texi (Binaries): Ditto.
4938 (Specific): Ditto.
4940 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4942 * doc/cpp.texi: Replace "stringify"/"stringification" with C
4943 standard terminology "stringize"/"stringizing" throughout.
4944 * doc/cppinternals.texi: Likewise.
4946 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4948 * doc/extend.texi: Fix some spelling mistakes and typos.
4949 * doc/invoke.texi: Likewise.
4951 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4953 PR ipa/79224
4954 * params.def (inline-min-speedup) Change from 10 to 8.
4956 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4958 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
4959 4.5.
4961 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4963 PR ipa/79224
4964 * ipa-inline-analysis.c (get_minimal_bb): New function.
4965 (record_modified): Use it.
4966 (remap_edge_change_prob): Handle also ancestor functions.
4968 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
4970 * doc/contrib.texi (Contributors): Remove broken link into
4971 the Mauve CVS repository.
4973 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4975 PR middle-end/79454
4976 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
4977 result computation whenever lhs doesn't have vector mode, not
4978 just when it has BLKmode.
4980 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4982 * doc/makefile.texi (profiledbootstrap): Refer to the
4983 installation instructions only in textual form.
4985 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4987 PR target/79295
4988 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
4990 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4992 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
4993 (Specific): Update mingw-w64 reference.
4994 (Binaries): Ditto.
4995 (Specific): Remove broken link to Renesas RX processor.
4997 2017-02-10 Richard Biener <rguenther@suse.de>
4999 * toplev.c (process_options): Do not mention obsolete graphite
5000 options when printing sorry message about missing graphite support.
5001 Mention -floop-nest-optimize.
5003 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5005 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5006 (vtst_p16): Likewise.
5007 (vtstq_p8): Likewise.
5008 (vtstq_p16): Likewise.
5009 (vtst_p64): New.
5010 (vtstq_p64): Likewise.
5011 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5012 (vset_lane_p64): New.
5013 (vsetq_lane_p64): New.
5015 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5017 PR tree-optimization/79411
5018 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5019 stmt operands are SSA_NAMEs used in abnormal phis.
5020 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5021 phis.
5023 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5025 PR ipa/70795
5026 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5027 flag if needed.
5029 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5031 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5033 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5035 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5036 to avoid warning.
5038 PR c/79413
5039 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5040 not arbitrary TREE_CONSTANT.
5042 PR c/79431
5043 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5044 "omp declare target link" attribute unless is_global_var.
5045 * omp-offload.c (find_link_var_op): Likewise.
5047 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5048 Chung-Lin Tang <cltang@codesourcery.com>
5050 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5051 OMP_CLAUSE_TILE.
5052 (gimplify_adjust_omp_clauses): Don't delete TILE.
5053 (gimplify_omp_for): Deal with TILE.
5054 * internal-fn.c (expand_GOACC_TILE): New function.
5055 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5056 (GOACC_TILE): New.
5057 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5058 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5059 element fields.
5060 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5061 avoid DIV for outermost collapse var.
5062 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5063 Remove out of date comments, fix whitespace.
5064 * omp-general.c (omp_extract_for_data): Deal with tiling.
5065 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5066 adjust OLF_DIM_BASE value.
5067 (struct omp_for_data): Add tiling field.
5068 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5069 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5070 for auto loops. Remove default auto determining, moved to
5071 oacc_loop_fixed_partitions.
5072 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5073 stmts, add e_mask field.
5074 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5075 (oacc_thread_numbers): Use oacc_dim_call.
5076 (oacc_xform_tile): New.
5077 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5078 (finish_oacc_loop): Adjust for ifns vector.
5079 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5080 add case for GOACC_TILE fns.
5081 (oacc_loop_xform_loop): Delete.
5082 (oacc_loop_process): Iterate over call list directly, and add
5083 handling for GOACC_TILE fns.
5084 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5085 dump partitioning.
5086 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5087 vector partitioning to outer loops. Assign 2 partitions to loops
5088 when available. Add TILE handling.
5089 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5090 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5091 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5092 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5093 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5095 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5097 * configure.ac (ACX_BUGURL): Update.
5098 * configure: Regenerate.
5100 2017-02-09 Richard Biener <rguenther@suse.de>
5102 PR tree-optimization/69823
5103 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5104 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5106 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5108 * config/arc/arc-c.def: Add __NPS400__ definition.
5109 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5110 (TARGET_NPS400): Define.
5112 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5114 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5115 file.
5116 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5117 pointer, arch_info.
5118 (arc_cpu_types): Fill the arch_info field with a pointer into the
5119 arc_arch_types table.
5120 (arc_selected_cpu): Declare.
5121 * config/arc/arc.c (arc_selected_cpu): Make global.
5122 (arc_selected_arch): Delete.
5123 (arc_base_cpu): Delete.
5124 (arc_override_options): Remove references to deleted variables,
5125 update access to arch information.
5126 (ARC_OPT): Update access to arch information.
5127 (ARC_OPTX): Likewise.
5128 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5129 (TARGET_ARC600): Update access to arch information.
5130 (TARGET_ARC601): Likewise.
5131 (TARGET_ARC700): Likewise.
5132 (TARGET_EM): Likewise.
5133 (TARGET_HS): Likewise.
5134 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5135 information.
5137 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5139 PR target/78604
5140 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5141 condition/operands for integer GE/LE/GEU/LEU operations.
5143 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5145 PR translation/79397
5146 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5147 of AltiVec.
5149 2017-02-08 Martin Jambor <mjambor@suse.cz>
5151 PR ipa/79375
5152 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5153 whether allocation happened.
5154 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5155 nothing was allocated.
5157 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5159 PR tree-optimization/79408
5160 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5161 constant, but SSA_NAME with a known integer range, use the minimum
5162 of that range instead of op1 to determine if modulo can be replaced
5163 with its first operand.
5165 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5167 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5169 2017-02-08 Richard Biener <rguenther@suse.de>
5171 PR tree-optimization/71824
5172 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5173 Check all loops contained in the merged region.
5175 2017-02-07 Andrew Pinski <apinski@cavium.com>
5177 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5179 2017-02-07 Andrew Pinski <apinski@cavium.com>
5181 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5182 (thunderxt88): Likewise.
5183 (thunderxt81): Disable LSE and change v8.1 to v8.
5184 (thunderxt83): Likewise.
5186 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5187 Richard Biener <rguenther@suse.de>
5189 PR middle-end/79399
5190 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5191 type from int to size_t.
5192 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5194 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5196 PR rtl-optimization/79386
5197 * cprop.c (bypass_conditional_jumps): Initialize
5198 bypass_last_basic_block already before splitting bbs after
5199 unconditional traps...
5200 (bypass_conditional_jumps): ... rather than here.
5202 PR target/79299
5203 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5204 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5205 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5206 fix -masm=intel patterns.
5208 2017-02-07 Richard Biener <rguenther@suse.de>
5210 PR tree-optimization/79256
5211 PR middle-end/79278
5212 * builtins.c (get_object_alignment_2): Use min_align_of_type
5213 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5214 and ADJUST_FIELD_ALIGN.
5216 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5217 type parameter.
5218 * doc/tm.texi: Regenerate.
5219 * stor-layout.c (layout_decl): Adjust.
5220 (update_alignment_for_field): Likewise.
5221 (place_field): Likewise.
5222 (min_align_of_type): Likewise.
5223 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5224 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5225 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5226 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5227 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5228 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5229 * config/i386/i386.c (x86_field_alignment): Likewise.
5230 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5231 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5232 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5233 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5234 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5235 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5236 Likewise.
5238 Revert
5239 2017-01-30 Richard Biener <rguenther@suse.de>
5241 PR tree-optimization/79256
5242 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5243 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5244 alignment on TYPE.
5246 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5248 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5249 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5250 builtins to SImode and emit a zero-extend, if necessary.
5252 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5254 * docs/invoke.texi (RISC-V Options): Alphabetize.
5256 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5258 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5259 options.
5261 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5263 * config/riscv/riscv.c: New file.
5264 * gcc/common/config/riscv/riscv-common.c: Likewise.
5265 * config.gcc: Likewise.
5266 * config/riscv/constraints.md: Likewise.
5267 * config/riscv/elf.h: Likewise.
5268 * config/riscv/generic.md: Likewise.
5269 * config/riscv/linux.h: Likewise.
5270 * config/riscv/multilib-generator: Likewise.
5271 * config/riscv/peephole.md: Likewise.
5272 * config/riscv/pic.md: Likewise.
5273 * config/riscv/predicates.md: Likewise.
5274 * config/riscv/riscv-builtins.c: Likewise.
5275 * config/riscv/riscv-c.c: Likewise.
5276 * config/riscv/riscv-ftypes.def: Likewise.
5277 * config/riscv/riscv-modes.def: Likewise.
5278 * config/riscv/riscv-opts.h: Likewise.
5279 * config/riscv/riscv-protos.h: Likewise.
5280 * config/riscv/riscv.h: Likewise.
5281 * config/riscv/riscv.md: Likewise.
5282 * config/riscv/riscv.opt: Likewise.
5283 * config/riscv/sync.md: Likewise.
5284 * config/riscv/t-elf-multilib: Likewise.
5285 * config/riscv/t-linux: Likewise.
5286 * config/riscv/t-linux-multilib: Likewise.
5287 * config/riscv/t-riscv: Likewise.
5288 * configure.ac: Likewise.
5289 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5290 Waterman as RISC-V maintainers.
5291 * doc/install.texi: Add RISC-V entries.
5292 * doc/invoke.texi: Add RISC-V options section.
5293 * doc/md.texi: Add RISC-V constraints section.
5294 * configure: Regenerated.
5296 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5298 PR target/66144
5299 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5300 false values to be constant vectors with all 0 or all 1 bits set.
5301 (vcondu<mode><mode>): Likewise.
5302 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5303 predicate.
5304 (fpmask_comparison_operator): Update comment.
5305 (vecint_comparison_operator): New predicate.
5306 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5307 vector conditionals when the true and false values are constant
5308 vectors with all 0 bits or all 1 bits set.
5310 2017-02-06 Martin Sebor <msebor@redhat.com>
5312 PR tree-optimization/79376
5313 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5315 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5317 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5318 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5319 to simplify split condition.
5321 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5323 * omp-expand.c (oxpand_omp_atomic_fetch_op,
5324 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5325 false.
5327 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
5329 PR rtl-optimization/68664
5330 * target.def (can_speculate_insn): New hook.
5331 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5332 * doc/tm.texi: Regenerate.
5333 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5334 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5335 (rs6000_sched_can_speculate_insn): New function.
5337 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5339 PR tree-optimization/79284
5340 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5341 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5342 vectorizable_mask_load_store, vectorizable_operation,
5343 vect_is_simple_cond, get_same_sized_vectype): Use it instead
5344 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5345 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5346 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5347 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5348 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5349 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5350 is_gimple_assign (stmt). Replace another such test with
5351 is_gimple_assign (stmt).
5353 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5355 PR target/78883
5356 * config/avr/avr.c (rtl-iter.h): Include it.
5357 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5358 (avr_legitimate_combined_insn): ...and implementation.
5360 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
5362 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5363 * config/s390/s390.c (s390_const_operand_ok)
5364 (s390_canonicalize_comparison, s390_extract_part)
5365 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5366 (s390_contiguous_bitmask_p, s390_rtx_costs)
5367 (legitimize_pic_address): Likewise.
5368 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5369 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5370 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5371 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5372 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5374 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5376 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5377 REGNO($0) == REGNO($1).
5379 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5381 * config/s390/linux.h(SIZE_TYPE): Add comment.
5383 2017-02-06 Julian Brown <julian@codesourcery.com>
5384 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5385 Virendra Pathak <virendra.pathak@broadcom.com>
5387 * config/aarch64/aarch64-cores.def: Change the scheduler
5388 to Thunderx2t99.
5389 * config/aarch64/aarch64.md: Include thunderx2t99.md.
5390 * config/aarch64/thunderx2t99.md: New file.
5392 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5394 * doc/standards.texi (Go Language): Update link to language
5395 standard.
5397 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5399 * tree-eh.c (lower_resx): Sanitize profile.
5400 (cleanup_empty_eh_move_lp): Likewise.
5402 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5404 PR tree-ssa/79347
5405 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5406 ELSE_PROB.
5407 * cfgloopmanip.h (loop_version): Update prototype.
5408 * modulo-sched.c (sms_schedule): Update call of loop_version.
5409 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5410 * tree-parloops.c (gen_parallel_loop): Likewise.
5411 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5412 * tree-ssa-loop-split.c (split_loop): Likewise.
5413 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5414 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5416 2017-02-05 Martin Liska <mliska@suse.cz>
5418 PR bootstrap/78985
5419 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5420 variable to NULL.
5421 (print_operand_address): Initialize a struct to zero.
5423 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5425 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
5426 garbage collector only in textual form.
5428 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5430 * doc/extend.texi (x86 specific memory model extensions for
5431 transactional memory): Simplify a phrase.
5433 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
5435 PR target/79353
5436 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
5437 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
5438 (atomic_storedi_1): Likewise.
5440 2017-02-04 Jakub Jelinek <jakub@redhat.com>
5442 PR tree-optimization/79338
5443 * tree-parloops.c (gather_scalar_reductions): Don't call
5444 vect_analyze_loop_form for loop->inner before destroying loop's
5445 loop_vinfo.
5447 2017-02-03 Martin Sebor <msebor@redhat.com>
5449 PR tree-optimization/79327
5450 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
5451 when precision has resulted in leading zeros.
5452 (format_integer): Adjust the likely counter to assume an unknown
5453 argument that may be zero is non-zero.
5455 2017-02-03 Jason Merrill <jason@redhat.com>
5457 PR c++/78689
5458 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
5459 avoid copying non-taken branch.
5461 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5463 PR tree-optimization/79340
5464 * tree-vect-loop.c (vectorizable_reduction): Release
5465 vec_defs elements after safe_splicing them into other vectors.
5466 Formatting fixes.
5468 PR tree-optimization/79327
5469 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
5470 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
5471 dirtype.
5472 (format_integer): Use wide_int_to_tree instead of build_int_cst
5473 + to_?hwi. If argmin is NULL, just set argmin and argmax to
5474 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
5475 of shortest and longest sequence.
5477 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
5479 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5480 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
5482 2017-02-03 Walter Lee <walt@tilera.com>
5484 PR target/78862
5485 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
5486 after initial stackframe link reg save.
5487 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
5489 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5491 PR target/79354
5492 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
5493 wu for stxssp alternative.
5495 2017-02-03 Martin Sebor <msebor@redhat.com>
5497 PR tree-optimization/79352
5498 * gimple-fold.c (get_range_strlen): Add argument.
5499 (get_range_strlen): Change return type to bool.
5500 (get_maxval_strlen): Pass in a dummy argument.
5501 * gimple-fold.h (get_range_strlen): Change return type to bool.
5502 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
5503 * tree.h (array_at_struct_end_p): Add argument.
5504 * tree.c (array_at_struct_end_p): Handle it.
5506 2017-02-03 Martin Liska <mliska@suse.cz>
5508 PR lto/66295
5509 * multiple_target.c (create_dispatcher_calls): Redirect edge
5510 from a caller of a dispatcher.
5511 (expand_target_clones): Make the clones local.
5512 (ipa_target_clone): Do both target clones and resolvers.
5513 (ipa_dispatcher_calls): Remove the pass.
5514 (pass_dispatcher_calls::gate): Likewise.
5515 (make_pass_dispatcher_calls): Likewise.
5516 * passes.def (pass_target_clone): Put as very first IPA early
5517 pass.
5519 2017-02-03 Martin Liska <mliska@suse.cz>
5521 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
5522 in case of a function with ifunc attribute.
5524 2017-02-03 Martin Liska <mliska@suse.cz>
5526 * cgraph.c (cgraph_node::dump): Dump function version info.
5527 * symtab.c (symtab_node::dump_base): Add missing new line.
5529 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5531 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
5532 (ifcombine_ifandif): Use it.
5534 2017-02-03 Martin Liska <mliska@suse.cz>
5536 * doc/invoke.texi: Document default value for
5537 use-after-scope-direct-emission-threshold.
5539 2017-02-03 Martin Liska <mliska@suse.cz>
5541 PR tree-optimization/79339
5542 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
5543 (format_floating): Likewise.
5545 2017-02-03 Martin Liska <mliska@suse.cz>
5547 PR ipa/79337
5548 * ipa-prop.c (ipa_node_params_t::insert): Remove current
5549 implementation.
5550 (ipa_node_params_t::remove): Likewise.
5551 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
5552 initialization from removed ipa_node_params_t::insert.
5553 (ipa_node_params::~ipa_node_params): Move from removed
5554 ipa_node_params_t::release.
5555 * symbol-summary.h (symbol_summary::m_released): New member.
5556 Do not release a summary twice. Do not allow to call finalizer
5557 for types of a summary that live in GGC memory.
5559 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5561 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
5562 cmp_branch fusion.
5564 2017-02-02 Martin Sebor <msebor@redhat.com>
5566 PR middle-end/79275
5567 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
5568 (format_string): Tighten up the range of output for non-constant
5569 strings and correct the expected range for wide non-constant strings.
5571 2017-02-02 Martin Sebor <msebor@redhat.com>
5573 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
5575 PR middle-end/32003
5576 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
5577 index.
5578 (-fdump-tree-@var): Add to index and document how to come up
5579 with pass-specific option and dump file names.
5580 (-fdump-passes): Clarify where to look for output.
5582 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5584 PR middle-end/77445
5585 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
5586 statistics of the analyzed path; allow threading for speed when
5587 any of BBs along the path are optimized for speed.
5589 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
5591 PR middle-end/78468
5592 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
5593 settings of the virtual registers.
5595 Revert again
5596 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5598 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5599 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5600 needed.
5602 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5604 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
5605 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
5607 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5609 * config/s390/s390.md: Add missing comments with the expanded
5610 mnemonics.
5611 * config/s390/vector.md: Likewise.
5612 * config/s390/vx-builtins.md: Likewise.
5614 2017-02-02 Jakub Jelinek <jakub@redhat.com>
5616 PR target/79197
5617 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
5618 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
5619 conditions on a single line.
5621 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5623 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5624 __S390_VX__ to __VX__.
5626 2017-02-01 Andrew Pinski <apinski@cavium.com>
5628 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
5629 stmt_info to record_stmt_cost.
5630 (vect_get_known_peeling_cost): Pass stmt_info if known to
5631 record_stmt_cost.
5632 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
5633 cpu_vector_cost field into
5634 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
5635 field into vec_int_stmt_cost and vec_fp_stmt_cost.
5636 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
5637 splitting of scalar_stmt_cost and vec_stmt_cost.
5638 (thunderx_vector_cost): Likewise.
5639 (cortexa57_vector_cost): LIkewise.
5640 (exynosm1_vector_cost): Likewise.
5641 (xgene1_vector_cost): Likewise.
5642 (thunderx2t99_vector_cost): Improve after the splitting of the two
5643 fields.
5644 (aarch64_builtin_vectorization_cost): Update for the splitting of
5645 scalar_stmt_cost and vec_stmt_cost.
5647 2017-02-01 Torvald Riegel <triegel@redhat.com>
5648 Richard Henderson <rth@redhat.com>
5650 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
5651 conditional on existance of a fast atomic load.
5652 * optabs-query.c (can_atomic_load_p): New function.
5653 * optabs-query.h (can_atomic_load_p): Declare it.
5654 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
5655 no fast atomic load is available for the particular size of access.
5656 (expand_atomic_compare_and_swap): Likewise.
5657 (expand_atomic_load): Likewise.
5658 (expand_atomic_store): Likewise.
5659 (expand_atomic_fetch_op): Likewise.
5660 * testsuite/lib/target-supports.exp
5661 (check_effective_target_sync_int_128): Remove x86 because it provides
5662 no fast atomic load.
5663 (check_effective_target_sync_int_128_runtime): Likewise.
5665 2017-02-01 Richard Biener <rguenther@suse.de>
5667 * graphite.c: Include tree-vectorizer.h for find_loop_location.
5668 (graphite_transform_loops): Provide opt-info for optimized nests.
5669 * tree-parloop.c (parallelize_loops): Provide opt-info for
5670 parallelized loops.
5672 2017-02-01 Richard Biener <rguenther@suse.de>
5674 PR middle-end/79315
5675 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
5676 was not set before.
5678 2017-02-01 Richard Biener <rguenther@suse.de>
5680 PR tree-optimization/71824
5681 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5682 Verify the loops are valid in the merged SESE region.
5683 (scop_detection::can_represent_loop_1): Check analyzing the
5684 evolution of the number of iterations in the region succeeds.
5686 2017-01-31 Ian Lance Taylor <iant@golang.org>
5688 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
5689 REG_ARGS_SIZE note to 32-bit push insns and call insn.
5691 2017-01-31 David Malcolm <dmalcolm@redhat.com>
5693 PR preprocessor/79210
5694 * input.c (get_substring_ranges_for_loc): Replace line_width
5695 assertion with error-handling.
5697 2017-01-31 Richard Biener <rguenther@suse.de>
5699 PR tree-optimization/77318
5700 * graphite-sese-to-poly.c (extract_affine): Fix assert.
5701 (create_pw_aff_from_tree): Take loop parameter.
5702 (add_condition_to_pbb): Pass loop of the condition to
5703 create_pw_aff_from_tree.
5705 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5707 * config/s390/s390.c (s390_asan_shadow_offset): New function.
5708 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
5710 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5712 PR target/78597
5713 PR target/79038
5714 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
5715 no longer used.
5716 (convert_int_to_float128): Likewise.
5717 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
5718 (convert_int_to_float128): Likewise.
5719 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
5720 (UNSPEC_IEEE128_CONVERT): Likewise.
5721 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
5722 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
5723 Use local variables for IBM extended format.
5724 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
5725 (fix_trunc<mode>si2_fprs): Likewise.
5726 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5727 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
5728 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
5729 to know that we can now have integers of all sizes in vector
5730 registers.
5731 (fix<uns>_<mode>di2_hw): Likewise.
5732 (float<uns>_<mode>si2_hw): Likewise.
5733 (fix_<mode>si2_hw): Likewise.
5734 (fixuns_<mode>si2_hw): Likewise.
5735 (float<uns>_<mode>di2_hw): Likewise.
5736 (float_<mode>di2_hw): Likewise.
5737 (float_<mode>si2_hw): Likewise.
5738 (floatuns_<mode>di2_hw): Likewise.
5739 (floatuns_<mode>si2_hw): Likewise.
5740 (xscvqp<su>wz_<mode>): Delete, no longer used.
5741 (xscvqp<su>dz_<mode>): Likewise.
5742 (xscv<su>dqp_<mode>): Likewise.
5743 (ieee128_mfvsrd_64bit): Likewise.
5744 (ieee128_mfvsrd_32bit): Likewise.
5745 (ieee128_mfvsrwz): Likewise.
5746 (ieee128_mtvsrw): Likewise.
5747 (ieee128_mtvsrd_64bit): Likewise.
5748 (ieee128_mtvsrd_32bit): Likewise.
5750 2017-01-31 Martin Liska <mliska@suse.cz>
5752 PR ipa/79285
5753 * ipa-prop.c (ipa_free_all_node_params): Call release method
5754 instead of ~sumbol_summary to not to trigger double times
5755 dtor of hash_map.
5757 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
5759 PR tree-optimization/71691
5760 * bitmap.h (class auto_bitmap): New.
5761 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
5762 is_maybe_undefined instead of ssa_undefined_value_p.
5764 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5766 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5767 __S390_ARCH_LEVEL__ to __ARCH__.
5769 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5771 PR tree-optimization/79267
5772 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
5773 if should_remove_lhs_p is true.
5775 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
5777 PR debug/63238
5778 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
5779 (add_alignment_attribute): New.
5780 (base_type_die): Add alignment attribute.
5781 (subrange_type_die): Likewise.
5782 (modified_type_die): Likewise.
5783 (gen_array_type_die): Likewise.
5784 (gen_descr_array_type_die: Likewise.
5785 (gen_enumeration_type_die): Likewise.
5786 (gen_subprogram_die): Likewise.
5787 (gen_variable_die): Likewise.
5788 (gen_field_die): Likewise.
5789 (gen_ptr_to_mbr_type_die): Likewise.
5790 (gen_struct_or_union_type_die): Likewise.
5791 (gen_subroutine_type_die): Likewise.
5792 (gen_typedef_die): Likewise.
5793 (base_type_cmp): Compare alignment attribute.
5795 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5797 PR target/79170
5798 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
5799 (setb_unsigned) New pattern for setb with CCUNS.
5800 * config/rs6000/rs6000.c (expand_block_compare): Use a different
5801 subfc./subfe sequence to avoid overflow problems. Generate a
5802 shorter sequence with cmpld/setb for power9.
5803 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
5804 for generating subfc. instruction.
5805 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
5806 now uses this instruction.
5808 2017-01-30 Ian Lance Taylor <iant@google.com>
5810 PR debug/79289
5811 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
5812 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
5814 2017-01-30 Martin Sebor <msebor@redhat.com>
5816 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
5817 Move constant to the right of a relational operator.
5818 (get_mpfr_format_length, format_character, format_string): Ditto.
5819 (should_warn_p, maybe_warn): Same.
5821 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
5823 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
5825 PR lto/79061
5826 * asan.c (get_translation_unit_decl): Remove function.
5827 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
5829 2017-01-30 Martin Liska <mliska@suse.cz>
5831 PR gcov-profile/79259
5832 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
5833 -fprofile-generate.
5835 2017-01-30 Martin Liska <mliska@suse.cz>
5837 PR bootstrap/78985
5838 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
5839 Initialize variables with NULL value.
5841 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
5843 PR target/79260
5844 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
5845 tm_p_file.
5846 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
5848 2017-01-30 Richard Biener <rguenther@suse.de>
5850 PR tree-optimization/79276
5851 * tree-vrp.c (process_assert_insertions): Properly adjust common
5852 when removing a duplicate.
5854 * gcc.dg/torture/pr79276.c: New testcase.
5856 2017-01-30 Richard Biener <rguenther@suse.de>
5858 PR tree-optimization/79256
5859 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5860 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5861 alignment on TYPE.
5862 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
5864 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
5866 PR target/79240
5867 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
5868 ("*r<noxa>sbg_<mode>_sll_bitmask")
5869 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5870 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
5871 Use contiguous_bitmask_nowrap_operand.
5873 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5875 PR target/79268
5876 * config/rs6000/altivec.h (vec_xl): Revise #define.
5877 (vec_xst): Likewise.
5879 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
5881 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
5883 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
5885 PR rtl-optimization/79194
5886 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
5887 traps before call to bypass_conditional_jumps.
5889 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5891 PR tree-optimization/71374
5892 * lra-constraints.c (check_conflict_input_operands): New.
5893 (match_reload): Use it.
5895 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5897 PR target/79131
5898 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
5899 account to calculate conflict_set.
5901 2017-01-27 Bin Cheng <bin.cheng@arm.com>
5903 PR rtl-optimization/78559
5904 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
5905 other_insn in combine.
5907 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5909 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
5910 uint16_type_node for BT_UINT16.
5912 2017-01-27 David Malcolm <dmalcolm@redhat.com>
5914 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
5915 "RTL Tests" to menu.
5916 (GIMPLE Tests): New node.
5917 (RTL Tests): New node.
5919 2017-01-27 Richard Biener <rguenther@suse.de>
5921 PR tree-optimization/79245
5922 * tree-loop-distribution.c (distribute_loop): Apply cost
5923 modeling also to detected patterns.
5925 2017-01-27 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/71433
5928 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
5929 (compare_assert_loc): New function.
5930 (process_assert_insertions): Sort and optimize assert locations
5931 to remove duplicates and push down identical assertions on
5932 edges to their destination block.
5934 2017-01-27 Richard Biener <rguenther@suse.de>
5936 PR tree-optimization/79244
5937 * tree-vrp.c (remove_range_assertions): Forcefully propagate
5938 out SSA names even if abnormal.
5940 2017-01-27 Jakub Jelinek <jakub@redhat.com>
5942 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
5943 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
5944 instead of MPFR_RNDN.
5946 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
5948 PR target/79239
5949 * arm.c (arm_option_override): Don't call build_target_option_node
5950 until after doing all option overrides.
5951 (arm_valid_target_attribute_tree): Likewise.
5953 2017-01-27 Martin Liska <mliska@suse.cz>
5955 * doc/invoke.texi (-fprofile-arcs): Document profiling support
5956 for {cd}tors and C++ {cd}tors.
5958 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5960 * config/s390/s390.md ("*setmem_long_and")
5961 ("*setmem_long_and_31z"): Use zero_extend instead of and.
5963 2017-01-26 Martin Sebor <msebor@redhat.com>
5965 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
5966 of precision.
5968 2017-01-26 Martin Sebor <msebor@redhat.com>
5970 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
5971 HAVE_DFmode before using XFmode or DFmode.
5972 (parse_directive): Avoid using the z length modifier to avoid
5973 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
5975 PR middle-end/78703
5976 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
5977 to accept adjustment as an array.
5978 (get_int_range): New function.
5979 (struct directive): Make width and prec arrays.
5980 (directive::set_width, directive::set_precision): Call get_int_range.
5981 (format_integer, format_floating): Handle width and precision ranges.
5982 (format_string, parse_directive): Same.
5984 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5986 PR debug/79129
5987 * dwarf2out.c (generate_skeleton_bottom_up): For children with
5988 comdat_type_p set, just clone them, but keep the children in the
5989 original DIE.
5991 PR debug/78835
5992 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
5993 which have direct callers with -fvar-tracking-assignments enabled
5994 in the current TU.
5995 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
5996 inside of type units.
5998 2017-01-26 Martin Sebor <msebor@redhat.com>
6000 PR middle-end/78703
6001 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6002 unlikely counters.
6003 (struct format_result): Replace number_chars, number_chars_min,
6004 and number_chars_max with a single member of struct result_range.
6005 Remove bounded.
6006 (format_result::operator+=): Adjust.
6007 (struct fmtresult): Remove bounded. Handle likely and unlikely
6008 counters.
6009 (fmtresult::adjust_for_width_or_precision): New function.
6010 (fmtresult:type_max_digits): New function.
6011 (bytes_remaining): Handle likely and unlikely counters.
6012 (min_bytes_remaining): Remove.
6013 (format_percent): Simplify.
6014 (format_integer, format_floating): Set likely and unlikely counters.
6015 (get_string_length, format_character, format_string): Same.
6016 (format_plain, should_warn_p): New function.
6017 (maybe_warn): Call should_warn_p. Update diagnostic messages
6018 and handle those for all directives, including plain strings.
6019 (format_directive): Handle likely and unlikely counters.
6020 Remove unnecessary quoting from diagnostics. Add an informational
6021 note.
6022 (add_bytes): Remove.
6023 (pass_sprintf_length::compute_format_length): Simplify.
6024 (try_substitute_return_value): Handle likely and unlikely counters.
6026 2017-01-26 Carl Love <cel@us.ibm.com>
6028 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6029 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6031 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6033 PR target/79131
6034 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6035 endianess for subregs into account.
6036 * lra-constraints.c (lra_constraints): Do risky transformations
6037 always on the first iteration.
6038 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6039 last_call_used_reg_set.
6040 (process_bb_lives): Define and use last_call_used_reg_set.
6041 * lra.c (lra): Always continue after lra_constraints on the first
6042 iteration.
6044 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6046 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6047 constant.
6048 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6050 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6052 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6053 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6054 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6055 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6056 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6057 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6058 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6059 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6060 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6062 2017-01-26 Marek Polacek <polacek@redhat.com>
6064 PR c/79199
6065 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6066 for the third operand.
6068 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6070 PR middle-end/79236
6071 * omp-low.c (struct omp_context): Add simt_stmt field.
6072 (scan_omp_for): Return omp_context *.
6073 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6074 context to the _simt_ SIMD stmt.
6075 (lower_omp_for): For combined SIMD with sibling _simt_
6076 SIMD, make sure to use the same decls in _looptemp_
6077 clauses as in the sibling.
6079 2017-01-26 David Sherwood <david.sherwood@arm.com>
6081 PR middle-end/79212
6082 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6083 all contexts.
6085 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6087 PR target/70465
6088 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6089 emit fld b; fld a; if possible.
6091 * brig-builtins.def: Update copyright years.
6092 * config/arm/arm_acle_builtins.def: Update copyright years.
6094 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6096 PR target/79179
6097 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6098 constraint instead of o for the stxsd instruction.
6100 2017-01-25 Carl Love <cel@us.ibm.com>
6102 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6103 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6105 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6107 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6109 2017-01-25 Richard Biener <rguenther@suse.de>
6111 PR tree-optimization/69264
6112 * target.def (vector_alignment_reachable): Improve documentation.
6113 * doc/tm.texi: Regenerate.
6114 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6115 and add a comment.
6116 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6117 earlier changes with respect to TYPE_USER_ALIGN.
6118 (vector_alignment_reachable_p): Likewise. Improve dumping.
6120 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6122 PR target/79145
6123 * config/arm/arm.md (xordi3): Force constant operand into a register
6124 for TARGET_IWMMXT.
6126 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6128 * doc/invoke.texi (-fstore-merging): Correct default optimization
6129 levels at which it is enabled.
6130 (-O): Move -fstore-merging from list to...
6131 (-O2): ... Here.
6133 2017-01-25 Richard Biener <rguenther@suse.de>
6135 PR debug/78363
6136 * omp-expand.c: Include debug.h.
6137 (expand_omp_taskreg): Make sure to generate early debug before
6138 outlining anything from a function.
6139 (expand_omp_target): Likewise.
6140 (grid_expand_target_grid_body): Likewise.
6142 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6144 PR lto/79061
6145 * asan.c (get_translation_unit_decl): New function.
6146 (asan_add_global): Extract modules file name from globals
6147 TRANSLATION_UNIT_DECL name.
6149 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6151 PR target/77439
6152 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6153 for long calls with APCS frame and VFP.
6155 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6157 * cfg.c (original_copy_tables_initialized_p): New function.
6158 * cfg.h (original_copy_tables_initialized_p): New decl.
6159 * cfgrtl.c (relink_block_chain): Guard the call to
6160 free_original_copy_tables with a call to
6161 original_copy_tables_initialized_p.
6162 * cgraph.h (symtab_node::native_rtl_p): New decl.
6163 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6164 (symtab_node::needed_p): Don't assert for early assembly output
6165 for __RTL functions.
6166 (cgraph_node::finalize_function): Set "force_output" for __RTL
6167 functions.
6168 (cgraph_node::analyze): Bail out early for __RTL functions.
6169 (analyze_functions): Update assertion to support __RTL functions.
6170 (cgraph_node::expand): Bail out early for __RTL functions.
6171 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6172 __RTL functions.
6173 * function.h (struct function): Update comment for field
6174 "pass_startwith".
6175 * gimple-expr.c: Include "tree-pass.h".
6176 (gimple_has_body_p): Return false for __RTL functions.
6177 * Makefile.in (OBJS): Add run-rtl-passes.o.
6178 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6179 accessor.
6180 (gcc::pass_manager::get_clean_slate): New accessor.
6181 * passes.c: Include "insn-addr.h".
6182 (should_skip_pass_p): Add logging. Update logic for running
6183 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6184 property-provider override so it is only done for gimple passes.
6185 Don't skip dfinit.
6186 (skip_pass): New function.
6187 (execute_one_pass): Call skip_pass when skipping passes.
6188 * read-md.c (md_reader::read_char): Support filtering
6189 the input to a subset of line numbers.
6190 (md_reader::md_reader): Initialize fields
6191 m_first_line and m_last_line.
6192 (md_reader::read_file_fragment): New function.
6193 * read-md.h (md_reader::read_file_fragment): New decl.
6194 (md_reader::m_first_line): New field.
6195 (md_reader::m_last_line): New field.
6196 * read-rtl-function.c (function_reader::create_function): Only
6197 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6198 curr_properties. Set DECL_INITIAL to a dummy block.
6199 (read_rtl_function_body_from_file_range): New function.
6200 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6201 New decl.
6202 * run-rtl-passes.c: New file.
6203 * run-rtl-passes.h: New file.
6205 2017-01-24 Jeff Law <law@redhat.com>
6207 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6208 buffer size.
6210 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6212 PR tree-optimization/79159
6213 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6214 (record_nonwrapping_iv): Improve boundary using above function if no
6215 value range information.
6217 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6218 Martin Jambor <mjambor@suse.cz>
6220 * brig-builtins.def: New file.
6221 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6222 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6223 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6224 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6225 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6226 * builtin-types.def (BT_INT8): New.
6227 (BT_INT16): Likewise.
6228 (BT_UINT8): Likewise.
6229 (BT_UINT16): Likewise.
6230 (BT_FN_ULONG): Likewise.
6231 (BT_FN_UINT_INT): Likewise.
6232 (BT_FN_UINT_ULONG): Likewise.
6233 (BT_FN_UINT_LONG): Likewise.
6234 (BT_FN_UINT_PTR): Likewise.
6235 (BT_FN_ULONG_PTR): Likewise.
6236 (BT_FN_INT8_FLOAT): Likewise.
6237 (BT_FN_INT16_FLOAT): Likewise.
6238 (BT_FN_UINT32_FLOAT): Likewise.
6239 (BT_FN_UINT16_FLOAT): Likewise.
6240 (BT_FN_UINT8_FLOAT): Likewise.
6241 (BT_FN_UINT64_FLOAT): Likewise.
6242 (BT_FN_UINT16_UINT32): Likewise.
6243 (BT_FN_UINT32_UINT16): Likewise.
6244 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6245 (BT_FN_INT_PTR_INT): Likewise.
6246 (BT_FN_UINT_PTR_UINT): Likewise.
6247 (BT_FN_LONG_PTR_LONG): Likewise.
6248 (BT_FN_ULONG_PTR_ULONG): Likewise.
6249 (BT_FN_VOID_UINT64_UINT64): Likewise.
6250 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6251 (BT_FN_INT8_INT8_INT8): Likewise.
6252 (BT_FN_INT16_INT16_INT16): Likewise.
6253 (BT_FN_INT_INT_INT): Likewise.
6254 (BT_FN_UINT_FLOAT_UINT): Likewise.
6255 (BT_FN_FLOAT_UINT_UINT): Likewise.
6256 (BT_FN_ULONG_UINT_UINT): Likewise.
6257 (BT_FN_ULONG_UINT_PTR): Likewise.
6258 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6259 (BT_FN_UINT_UINT_UINT): Likewise.
6260 (BT_FN_VOID_UINT_PTR): Likewise.
6261 (BT_FN_UINT_UINT_PTR: Likewise.
6262 (BT_FN_UINT32_UINT64_PTR): Likewise.
6263 (BT_FN_INT_INT_UINT_UINT): Likewise.
6264 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6265 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6266 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6267 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6268 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6269 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6270 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6271 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6272 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6273 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6274 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6275 * doc/frontends.texi: List BRIG FE.
6276 * doc/install.texi (Testing): Add BRIG tesring requirements.
6277 * doc/invoke.texi (Overall Options): Mention BRIG.
6278 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6280 2017-01-24 Richard Biener <rguenther@suse.de>
6282 PR translation/79208
6283 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6285 2017-01-24 Martin Jambor <mjambor@suse.cz>
6287 PR bootstrap/79198
6288 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6289 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6290 and known_contexts.
6292 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6294 PR middle-end/79123
6295 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6296 casts from signed to unsigned really don't have a range.
6298 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6300 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6301 GMP_RNDx for compatiblity.
6303 2017-01-24 Martin Liska <mliska@suse.cz>
6305 PR bootstrap/79132
6306 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6307 that would prevent us to call alloca with -1 as argument.
6309 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6311 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6312 Avoid -Wformat-security warning.
6314 2017-01-23 Andrew Pinski <apinski@cavium.com>
6316 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6317 cost table.
6319 2017-01-23 Martin Sebor <msebor@redhat.com>
6321 PR middle-end/78703
6322 * gimple-ssa-sprintf.c (warn_level): New global.
6323 (format_integer): Use it here and throughout the rest of the file.
6324 Use the same switch to compute sign as base.
6325 (maybe_warn): New function.
6326 (format_directive): Factor out warnings into maybe_warn.
6327 Add debugging output. Use warn_level.
6328 (add_bytes): Use warn_level.
6329 (pass_sprintf_length::compute_format_length): Add debugging output.
6330 (try_substitute_return_value): Same.
6331 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6333 PR middle-end/78703
6334 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6335 (struct fmtresult, format_integer, format_floating): Adjust.
6336 (fmtresult::fmtresult): Set max correctly in two argument ctor.
6337 (get_string_length, format_string,format_directive): Same.
6338 (pass_sprintf_length::compute_format_length): Same.
6339 (try_substitute_return_value): Simplify slightly.
6341 PR middle-end/78703
6342 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6343 (fmtresult::operator+=): Outlined.
6344 (struct fmtresult): Add ctors.
6345 (struct conversion_spec): Rename...
6346 (struct directive): ...to this. Add and remove data members.
6347 (directive::set_width, directive::set_precision): New functions.
6348 (format_percent): Use fmtresult ctor.
6349 (get_width_and_precision): Remove.
6350 (format_integer): Make naming changes. Avoid computing width and
6351 precision.
6352 (format_floating): Same. Adjust indentation.
6353 (format_character, format_none): New functions.
6354 (format_string): Moved character handling to format_character.
6355 (format_directive): Remove arguments, change return type.
6356 (parse_directive): New function.
6357 (pass_sprintf_length::compute_format_length): Move directive
6358 parsing to parse_directive.
6360 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6362 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6363 (assign_assembler_name_if_needed): ... this.
6364 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6365 (assign_assembler_name_if_needed): ... this.
6366 (free_lang_data_in_cgraph): Adjust callers.
6367 * cgraphunit.c (cgraph_node::analyze): Likewise.
6368 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6369 Likewise.
6371 2017-01-23 Richard Biener <rguenther@suse.de>
6373 PR tree-optimization/79088
6374 PR tree-optimization/79188
6375 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6376 resetting loop bounds after last path deletion. Reset loop
6377 bounds of the target loop, make code match the comments.
6378 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6379 Make sure loops need no fixups.
6381 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6383 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6384 exponent support with double type for first argument.
6385 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6386 type returned by __builtin_vec_extract_sig,
6387 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6388 functions from "vector int" to "vector unsigned int" or from
6389 "vector long long int" to "vector unsigned long long int".
6390 Changed type returned by __builtin_vec_extract_exp,
6391 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6392 functions from "vector int" to "vector unsigned int" or from
6393 "vector long long int" to "vector unsigned long long int".
6394 Changed return type of __builtin_vec_test_data_class,
6395 __builtin_vec_test_data_class_sp, and
6396 __builtin_vec_test_data_class_dp from "vector int" to
6397 "vector bool int" or from "vector long long int" to "vector bool
6398 long long int" and changed second argument type from "unsigned
6399 int" to "int". Added new overloaded function forms "vector float
6400 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6401 "vector float __builtin_vec_insert_exp_sp (vector float, vector
6402 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6403 double, vector unsigned long long int)" and "vector double
6404 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6405 long int)". Changed return type of
6406 __builtin_scalar_test_data_class and
6407 __builtin_scalar_test_data_class_sp and
6408 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6409 int" and changed second argument from "unsigned int" to "int".
6410 Changed type returned by __builtin_scalar_test_neg,
6411 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6412 from "int" to "bool int". Added new overloaded function form
6413 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6414 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6415 exponent double-precision with floating point first argument.
6416 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6417 documentation of scalar_test_data_class, scalar_test_neg,
6418 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6419 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6420 vec_test_data_class built-in functions to reflect refinements in
6421 their type signatures.
6423 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
6425 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
6426 size of buf.
6427 (aarch64_elf_asm_destructor): Likewise.
6429 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
6431 PR rtl-optimization/78634
6432 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
6433 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
6434 * ifcvt.c (noce_try_cmove): Add missing cost check.
6436 PR rtl-optimization/71724
6437 * combine.c (if_then_else_cond): Look for situations where it is
6438 beneficial to undo the work of one of the recursive calls.
6440 2017-01-23 Bin Cheng <bin.cheng@arm.com>
6442 PR tree-optimization/70754
6443 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
6444 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
6445 combined stmt before it if not NULL.
6446 (combine_chains): Process refs reversely and compute dominance point
6447 for root ref.
6449 2017-01-23 Martin Liska <mliska@suse.cz>
6451 PR tree-optimization/79196
6452 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
6453 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
6454 instead of memcmp.
6455 (strlen_optimize_stmt): Call the renamed function.
6457 2017-01-23 Michael Matz <matz@suse.de>
6459 PR tree-optimization/78384
6460 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
6462 2017-01-23 Richard Biener <rguenther@suse.de>
6464 PR tree-optimization/79186
6465 * tree-vrp.c (register_new_assert_for): Make sure we've seen
6466 both incoming edges before moving an assert.
6468 2017-01-23 Martin Jambor <mjambor@suse.cz>
6470 * ipa-prop.c (load_from_param_1): Removed.
6471 (load_from_unmodified_param): Bits from load_from_param_1 put back
6472 here.
6473 (load_from_param): Removed.
6474 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
6475 with stmt. Reverted back to use of load_from_unmodified_param.
6477 2017-01-23 Martin Jambor <mjambor@suse.cz>
6479 PR ipa/79108
6480 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
6481 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
6482 field a pointer to garbage collected vector, mark lattices and
6483 ipcp_orig_node with GTY((skip)).
6484 (ipa_get_param_count): Adjust to descriptors being a pointer.
6485 (ipa_get_param): Likewise.
6486 (ipa_get_type): Likewise.
6487 (ipa_get_param_move_cost): Likewise.
6488 (ipa_set_param_used): Likewise.
6489 (ipa_get_controlled_uses): Likewise.
6490 (ipa_set_controlled_uses): Likewise.
6491 (ipa_is_param_used): Likewise.
6492 (ipa_node_params_t): Move into garbage collector. New methods insert
6493 and remove.
6494 (ipa_node_params_sum): Annotate wth GTY(()).
6495 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
6496 garbage collected.
6497 (ipa_load_from_parm_agg): Adjust declaration.
6498 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
6499 * ipa-profile.c (ipa_profile): Likewise.
6500 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
6501 (ipa_populate_param_decls): Make descriptors parameter garbage
6502 collected.
6503 (ipa_dump_param): Adjust to descriptors being a pointer.
6504 (ipa_alloc_node_params): Likewise.
6505 (ipa_initialize_node_params): Likewise.
6506 (load_from_param_1): Make descriptors parameter garbage collected.
6507 (load_from_unmodified_param): Likewise.
6508 (load_from_param): Likewise.
6509 (ipa_load_from_parm_agg): Likewise.
6510 (ipa_node_params::~ipa_node_params): Removed.
6511 (ipa_free_all_node_params): Remove call to delete operator.
6512 (ipa_node_params_t::insert): New.
6513 (ipa_node_params_t::remove): Likewise.
6514 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
6515 copy known_csts and known_contexts vectors.
6516 (ipa_read_node_info): Adjust to descriptors being a pointer.
6517 (ipcp_modif_dom_walker): Make m_descriptors field garbage
6518 collected.
6519 (ipcp_transform_function): Make descriptors variable garbage
6520 collected.
6522 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
6524 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
6525 * config/i386/avx512dqintrin.h: Ditto.
6526 * config/i386/avx512fintrin.h: Ditto.
6527 * gcc/config/i386/i386.c: Handle new builtins.
6528 * config/i386/i386-builtin.def: Add new builtins.
6529 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
6530 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
6532 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6533 Martin Liska <mliska@suse.cz>
6535 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
6536 * asan.c (asan_expand_poison_ifn): Support stores and use
6537 appropriate ASAN report function.
6538 * internal-fn.c (expand_ASAN_POISON_USE): New function.
6539 * internal-fn.def (ASAN_POISON_USE): Declare.
6540 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
6541 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
6542 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
6543 ASAN_POISON calls w/o LHS.
6544 * tree-ssa.c (execute_update_addresses_taken): Create clobber
6545 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
6546 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
6547 * gimplify.c (asan_poison_variables): Add attribute
6548 use_after_scope_memory to variables that really needs to live
6549 in memory.
6550 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
6551 having the attribute.
6553 2017-01-23 Martin Liska <mliska@suse.cz>
6555 * asan.c (create_asan_shadow_var): New function.
6556 (asan_expand_poison_ifn): Likewise.
6557 * asan.h (asan_expand_poison_ifn): New declaration.
6558 * internal-fn.c (expand_ASAN_POISON): Likewise.
6559 * internal-fn.def (ASAN_POISON): New builtin.
6560 * sanopt.c (pass_sanopt::execute): Expand
6561 asan_expand_poison_ifn.
6562 * tree-inline.c (copy_decl_for_dup_finish): Make function
6563 external.
6564 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
6565 * tree-ssa.c (is_asan_mark_p): New function.
6566 (execute_update_addresses_taken): Rewrite local variables
6567 (identified just by use-after-scope as addressable) into SSA.
6569 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6571 * doc/install.texi (Specific): opensource.apple.com uses https
6572 now. Remove trailing slash.
6574 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6576 * README.Portability: Remove note on an Irix compatibility issue.
6578 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
6580 * gcov.c (INCLUDE_ALGORITHM): Define.
6581 (INCLUDE_VECTOR): Define.
6582 No longer include <vector> and <algorithm> directly.
6584 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
6586 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
6587 to https.
6588 * doc/invoke.texi (Code Gen Options): Ditto.
6590 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
6592 PR lto/78407
6593 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
6595 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
6597 rtl-optimization/79125
6598 * cprop.c (local_cprop_pass): Handle cases where we make an
6599 unconditional trap.
6601 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
6603 PR target/61729
6604 PR target/77850
6605 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
6606 read from, for big endian.
6608 2017-01-20 Jiong Wang <jiong.wang@arm.com>
6610 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
6611 register pauth builtins for LP64 only.
6613 2017-01-20 Marek Polacek <polacek@redhat.com>
6615 PR c/79152
6616 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
6617 non-case labels.
6619 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6621 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
6622 of safelen status.
6623 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
6624 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
6625 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
6627 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6629 PR target/71270
6630 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
6631 in big-endian mode when they are not a single duplicated value.
6633 2017-01-20 Richard Biener <rguenther@suse.de>
6635 * BASE-VER: Bump to 7.0.1.
6637 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6639 * omp-low.c (omplow_simd_context): New struct. Use it...
6640 (lower_rec_simd_input_clauses): ...here and...
6641 (lower_rec_input_clauses): ...here to hold common data. Adjust all
6642 references to idx, lane, max_vf, is_simt.
6644 2017-01-20 Graham Markall <graham.markall@embecosm.com>
6646 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
6647 mcpu=nps400.
6649 2017-01-20 Martin Jambor <mjambor@suse.cz>
6651 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
6652 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
6653 gt-hsa-common.h.
6654 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
6655 (GTFILES): Rename hsa.c to hsa-common.c.
6656 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
6657 * hsa-dump.c: Likewise.
6658 * hsa-gen.c: Likewise.
6659 * hsa-regalloc.c: Likewise.
6660 * ipa-hsa.c: Likewise.
6661 * omp-expand.c: Likewise.
6662 * omp-low.c: Likewise.
6663 * toplev.c: Likewise.
6665 2017-01-20 Marek Polacek <polacek@redhat.com>
6667 PR c/64279
6668 * doc/invoke.texi: Document -Wduplicated-branches.
6669 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
6670 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
6671 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
6672 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
6673 return 0 only when not OEP_LEXICOGRAPHIC.
6674 (fold_build_cleanup_point_expr): Use the expression
6675 location when building CLEANUP_POINT_EXPR.
6676 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
6677 * tree.c (add_expr): Handle error_mark_node.
6679 2017-01-20 Martin Liska <mliska@suse.cz>
6681 PR lto/69188
6682 * tree-profile.c (init_ic_make_global_vars): Do not call
6683 finalize_decl.
6684 (gimple_init_gcov_profiler): Likewise.
6686 2017-01-20 Martin Liska <mliska@suse.cz>
6688 PR ipa/71190
6689 * cgraph.h (maybe_create_reference): Remove argument and
6690 update comment.
6691 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
6692 argument.
6693 * ipa-cp.c (create_specialized_node): Likewise.
6694 * symtab.c (symtab_node::maybe_create_reference): Handle
6695 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
6697 2017-01-20 Martin Liska <mliska@suse.cz>
6699 * read-rtl-function.c (function_reader::create_function): Use
6700 build_decl instread of build_decl_stat.
6702 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
6704 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
6705 * config/i386/avx512dqintrin.h: Ditto.
6706 * config/i386/avx512fintrin.h: Ditto.
6707 * config/i386/i386-builtin-types.def: Add new types.
6708 * gcc/config/i386/i386.c: Handle new types.
6709 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
6710 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
6711 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
6712 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
6713 (__builtin_ia32_kshiftridi): New.
6714 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
6716 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
6718 PR target/78875
6719 PR target/79140
6720 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
6721 define to rs6000_init_stack_protect_guard.
6722 (rs6000_init_stack_protect_guard): New function.
6724 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6725 Yunqiang Su <yunqiang.su@imgtec.com>
6727 * config.gcc (supported_defaults): Add madd4.
6728 (with_madd4): Add validation.
6729 (all_defaults): Add madd4.
6730 * config/mips/mips.opt (mmadd4): New option.
6731 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6732 mmadd4.
6733 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6734 __mips_no_madd4.
6735 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
6736 (ISA_HAS_FUSED_MADD4): Likewise.
6737 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
6738 * gcc/doc/install.texi (--with-madd4): Document the new option.
6740 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6742 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
6743 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
6744 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
6745 (aarch64_init_pauth_hint_builtins): New.
6746 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
6747 (aarch64_expand_builtin): Expand new builtins.
6749 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6751 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
6752 * combine-stack-adj.c (no_unhandled_cfa): Handle
6753 REG_CFA_TOGGLE_RA_MANGLE.
6754 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
6755 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
6756 info for return address signing.
6757 (aarch64_expand_epilogue): Likewise.
6759 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6761 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
6762 * config/aarch64/aarch64-protos.h
6763 (aarch64_return_address_signing_enabled): New declaration.
6764 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
6765 New function.
6766 (aarch64_expand_prologue): Sign return address before it's pushed onto
6767 stack.
6768 (aarch64_expand_epilogue): Authenticate return address fetched from
6769 stack.
6770 (aarch64_override_options): Sanity check for ILP32 and ISA level.
6771 (aarch64_attributes): New function attributes for "sign-return-address".
6772 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
6773 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
6774 ("*do_return"): Generate combined instructions according to key index.
6775 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
6776 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
6777 iterators.
6778 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
6779 * config/aarch64/aarch64.opt (msign-return-address=): New.
6780 * doc/extend.texi (AArch64 Function Attributes): Documents
6781 "sign-return-address=".
6782 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
6784 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6786 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
6787 overall option summary.
6789 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6791 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
6792 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
6793 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
6794 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
6796 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
6798 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
6799 -mpower9-minmax by default for -mcpu=power9.
6800 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
6801 128-bit floating point.
6803 2017-01-20 Alan Modra <amodra@gmail.com>
6805 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
6806 optimizing for size.
6808 2017-01-20 Alan Modra <amodra@gmail.com>
6810 PR target/79144
6811 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
6812 for strcmp and strncmp from corresponding builtin decl.
6814 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6816 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
6817 instead of i386/rtems-64.h.
6818 * config/i386/rtems-64.h: Remove.
6820 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6822 PR target/78478
6823 Revert:
6824 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
6826 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
6828 2017-01-19 Tamar Christina <tamar.christina@arm.com>
6830 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6831 Change int to HOST_WIDE_INT.
6832 * config/aarch64/aarch64-protos.h
6833 (aarch64_simd_gen_const_vector_dup): Likewise.
6834 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
6836 2017-01-19 David Malcolm <dmalcolm@redhat.com>
6838 * langhooks-def.h (lhd_type_for_size): New decl.
6839 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
6840 * langhooks.c (lhd_type_for_size): New function, taken from
6841 lto_type_for_size.
6843 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
6845 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
6846 define_bypass for CR latency.
6847 (power9-cracked-alu): Update bypass latency and remove power9-branch.
6848 (power9-alu2): Add define_bypass for CR latency.
6849 (power9-cmp): New.
6850 (power9-mul): Update insn latency.
6851 (power9-mul-compare): Update insn latency, bypass latency and remove
6852 power9-branch.
6854 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6856 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
6857 Delete.
6858 * config/aarch64/aarch64.md
6859 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
6860 aarch64_nopcrelative_literal_loads.
6861 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
6863 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
6865 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
6866 TARGET_LOONGSON_3A.
6867 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
6869 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
6871 PR target/78176
6872 * config.gcc (supported_defaults): Add lxc1-sxc1.
6873 (with_lxc1_sxc1): Add validation.
6874 (all_defaults): Add lxc1-sxc1.
6875 * config/mips/mips.opt (mlxc1-sxc1): New option.
6876 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6877 mlxc1-sxc1.
6878 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6879 __mips_no_lxc1_sxc1.
6880 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
6881 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
6882 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
6884 2017-01-19 Richard Biener <rguenther@suse.de>
6886 PR tree-optimization/72488
6887 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
6888 sure to restore SSA info.
6889 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
6891 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
6893 PR rtl-optimization/79121
6894 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
6895 of the inner type when shifting an extended value.
6897 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6899 PR lto/78407
6900 * symtab.c (symtab_node::equal_address_to): Fix comparing of
6901 interposable aliases.
6903 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
6905 PR target/78516
6906 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
6907 Use the evmergelohi instruction.
6908 (mov_si<mode>_e500_subreg4_2_le): Likewise.
6909 (mov_sitf_e500_subreg8_2_be): Likewise.
6910 (mov_sitf_e500_subreg12_2_le): Likewise.
6911 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
6912 (mov_si<mode>_e500_subreg4_2_be): Likewise.
6913 (mov_sitf_e500_subreg8_2_le): Likewise.
6914 (mov_sitf_e500_subreg12_2_be): Likewise.
6916 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6918 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
6919 attribute from vecsimple to vecperm.
6920 (altivec_vbpermq2): Likewise.
6922 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6924 PR target/79040
6925 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
6927 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6928 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
6929 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
6930 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
6931 case where N arg is SIZE_MAX.
6932 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
6933 (cmpstrsi): Add pattern.
6935 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6937 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6938 __builtin_vec_revb builtins.
6939 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
6940 built-in functions to support generation of the ISA 3.0 XXBR<x>
6941 vector byte reverse instructions.
6942 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
6943 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
6944 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
6945 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
6946 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
6947 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
6948 (P9V_BUILTIN_VEC_REVB): Likewise.
6949 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
6950 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
6951 (p9_xxbrq_v16qi): Likewise.
6952 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
6953 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
6954 (p9_xxbrh_v8hi): Likewise.
6955 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
6956 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
6957 vec_revb built-in functions.
6959 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
6961 PR rtl-optimization/78952
6962 * config/i386/i386.md (any_extract): New code iterator.
6963 (*insvqi_2): Use any_extract for source operand.
6964 (*insvqi_3): Use any_shiftrt for source operand.
6966 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
6968 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
6969 New function.
6970 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
6972 2017-01-18 Matthias Klose <doko@ubuntu.com>
6974 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
6976 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6978 * config/rs6000/altivec.h (vec_bperm): Change #define.
6979 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
6980 (altivec_vbpermq2): New define_insn.
6981 (altivec_vbpermd): Likewise.
6982 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
6983 function interface.
6984 (VBPERMD): Likewise.
6985 (VBPERM): New polymorphic function interface.
6986 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
6987 Add entries for P9V_BUILTIN_VEC_VBPERM.
6988 * doc/extend.texi: Add interfaces for vec_bperm.
6990 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6992 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
6993 first letter of error messages.
6994 (s390_resolve_overloaded_builtin): Likewise.
6995 * config/s390/s390.c (s390_expand_builtin): Likewise.
6996 (s390_invalid_arg_for_unprototyped_fn): Likewise.
6997 (s390_valid_target_attribute_inner_p): Likewise.
6998 * config/s390/s390.md ("tabort"): Likewise.
7000 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7002 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7003 (ISA_AVOID_DIV_HILO): New macro.
7004 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7005 (ISA_HAS_DDIV): Likewise.
7007 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7009 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7011 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7013 * doc/invoke.texi (fabi-version): Spelling fix.
7015 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7017 PR c++/70182
7018 * doc/invoke.texi (fabi-version): Mention mangling fix for
7019 operator names.
7021 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7023 PR c++/77489
7024 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7026 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7028 PR target/78875
7029 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7030 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7031 the new options.
7032 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7033 flexible settings.
7034 (stack_protect_test): Ditto.
7035 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7036 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7037 options.
7038 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7039 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7040 -mstack-protector-guard-offset=.
7041 (RS/6000 and PowerPC Options): Ditto.
7043 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7045 * config/i386/i386.h (MASK_CLASS_P): New define.
7046 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7047 there are no registers from different register sets also when
7048 mask registers are used. Update function comment.
7049 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7050 to (*k/*r) and (*k/*km) alternatives.
7052 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7054 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7055 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7056 (EH_RETURN_HANDLER_RTX): New define.
7057 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7058 Force frame pointer in EH return functions.
7059 (aarch64_expand_epilogue): Add barrier for eh_return.
7060 (aarch64_final_eh_return_addr): Remove.
7061 (aarch64_eh_return_handler_rtx): New function.
7062 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7063 Remove.
7064 (aarch64_eh_return_handler_rtx): New prototype.
7066 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7068 * config/rs6000/altivec.h (vec_rlmi): New #define.
7069 (vec_vrlnm): Likewise.
7070 (vec_rlnm): Likewise.
7071 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7072 (UNSPEC_VRLNM): Likewise.
7073 (VIlong): New mode iterator.
7074 (altivec_vrl<VI_char>mi): New define_insn.
7075 (altivec_vrl<VI_char>nm): Likewise.
7076 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7077 function entry.
7078 (VRLDNM): Likewise.
7079 (RLNM): New polymorphic function entry.
7080 (VRLWMI): New monomorphic function entry.
7081 (VRLDMI): Likewise.
7082 (RLMI): New polymorphic function entry.
7083 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7084 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7085 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7086 vec_vrlnm.
7088 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7090 PR debug/78839
7091 * dwarf2out.c (field_byte_offset): Restore the
7092 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7093 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7094 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7095 of build2 + fold.
7097 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7099 PR ada/67205
7100 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7102 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7104 PR debug/71669
7105 * dwarf2out.c (add_data_member_location_attribute): For constant
7106 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7107 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7108 DW_AT_byte_size attributes.
7110 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7112 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7113 after forcing to constant memory when the code model is medium.
7115 2017-01-17 Julia Koval <julia.koval@intel.com>
7117 PR target/76731
7118 * config/i386/avx512fintrin.h
7119 (_mm512_i32gather_ps): Change __addr type to void const*.
7120 (_mm512_mask_i32gather_ps): Ditto.
7121 (_mm512_i32gather_pd): Ditto.
7122 (_mm512_mask_i32gather_pd): Ditto.
7123 (_mm512_i64gather_ps): Ditto.
7124 (_mm512_mask_i64gather_ps): Ditto.
7125 (_mm512_i64gather_pd): Ditto.
7126 (_mm512_mask_i64gather_pd): Ditto.
7127 (_mm512_i32gather_epi32): Ditto.
7128 (_mm512_mask_i32gather_epi32): Ditto.
7129 (_mm512_i32gather_epi64): Ditto.
7130 (_mm512_mask_i32gather_epi64): Ditto.
7131 (_mm512_i64gather_epi32): Ditto.
7132 (_mm512_mask_i64gather_epi32): Ditto.
7133 (_mm512_i64gather_epi64): Ditto.
7134 (_mm512_mask_i64gather_epi64): Ditto.
7135 (_mm512_i32scatter_ps): Change __addr type to void*.
7136 (_mm512_mask_i32scatter_ps): Ditto.
7137 (_mm512_i32scatter_pd): Ditto.
7138 (_mm512_mask_i32scatter_pd): Ditto.
7139 (_mm512_i64scatter_ps): Ditto.
7140 (_mm512_mask_i64scatter_ps): Ditto.
7141 (_mm512_i64scatter_pd): Ditto.
7142 (_mm512_mask_i64scatter_pd): Ditto.
7143 (_mm512_i32scatter_epi32): Ditto.
7144 (_mm512_mask_i32scatter_epi32): Ditto.
7145 (_mm512_i32scatter_epi64): Ditto.
7146 (_mm512_mask_i32scatter_epi64): Ditto.
7147 (_mm512_i64scatter_epi32): Ditto.
7148 (_mm512_mask_i64scatter_epi32): Ditto.
7149 (_mm512_i64scatter_epi64): Ditto.
7150 (_mm512_mask_i64scatter_epi64): Ditto.
7151 * config/i386/avx512pfintrin.h
7152 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7153 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7154 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7155 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7156 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7157 (_mm512_prefetch_i32scatter_ps): Ditto.
7158 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7159 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7160 (_mm512_prefetch_i64scatter_pd): Ditto.
7161 (_mm512_prefetch_i64scatter_ps): Ditto.
7162 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7163 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7164 * config/i386/avx512vlintrin.h
7165 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7166 (_mm_mmask_i32gather_ps): Ditto.
7167 (_mm256_mmask_i32gather_pd): Ditto.
7168 (_mm_mmask_i32gather_pd): Ditto.
7169 (_mm256_mmask_i64gather_ps): Ditto.
7170 (_mm_mmask_i64gather_ps): Ditto.
7171 (_mm256_mmask_i64gather_pd): Ditto.
7172 (_mm_mmask_i64gather_pd): Ditto.
7173 (_mm256_mmask_i32gather_epi32): Ditto.
7174 (_mm_mmask_i32gather_epi32): Ditto.
7175 (_mm256_mmask_i32gather_epi64): Ditto.
7176 (_mm_mmask_i32gather_epi64): Ditto.
7177 (_mm256_mmask_i64gather_epi32): Ditto.
7178 (_mm_mmask_i64gather_epi32): Ditto.
7179 (_mm256_mmask_i64gather_epi64): Ditto.
7180 (_mm_mmask_i64gather_epi64): Ditto.
7181 (_mm256_i32scatter_ps): Change __addr type to void*.
7182 (_mm256_mask_i32scatter_ps): Ditto.
7183 (_mm_i32scatter_ps): Ditto.
7184 (_mm_mask_i32scatter_ps): Ditto.
7185 (_mm256_i32scatter_pd): Ditto.
7186 (_mm256_mask_i32scatter_pd): Ditto.
7187 (_mm_i32scatter_pd): Ditto.
7188 (_mm_mask_i32scatter_pd): Ditto.
7189 (_mm256_i64scatter_ps): Ditto.
7190 (_mm256_mask_i64scatter_ps): Ditto.
7191 (_mm_i64scatter_ps): Ditto.
7192 (_mm_mask_i64scatter_ps): Ditto.
7193 (_mm256_i64scatter_pd): Ditto.
7194 (_mm256_mask_i64scatter_pd): Ditto.
7195 (_mm_i64scatter_pd): Ditto.
7196 (_mm_mask_i64scatter_pd): Ditto.
7197 (_mm256_i32scatter_epi32): Ditto.
7198 (_mm256_mask_i32scatter_epi32): Ditto.
7199 (_mm_i32scatter_epi32): Ditto.
7200 (_mm_mask_i32scatter_epi32): Ditto.
7201 (_mm256_i32scatter_epi64): Ditto.
7202 (_mm256_mask_i32scatter_epi64): Ditto.
7203 (_mm_i32scatter_epi64): Ditto.
7204 (_mm_mask_i32scatter_epi64): Ditto.
7205 (_mm256_i64scatter_epi32): Ditto.
7206 (_mm256_mask_i64scatter_epi32): Ditto.
7207 (_mm_i64scatter_epi32): Ditto.
7208 (_mm_mask_i64scatter_epi32): Ditto.
7209 (_mm256_i64scatter_epi64): Ditto.
7210 (_mm256_mask_i64scatter_epi64): Ditto.
7211 (_mm_i64scatter_epi64): Ditto.
7212 (_mm_mask_i64scatter_epi64): Ditto.
7213 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7214 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7215 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7216 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7217 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7218 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7219 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7220 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7221 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7222 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7223 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7224 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7225 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7226 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7227 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7228 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7229 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7230 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7231 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7232 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7233 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7234 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7235 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7236 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7237 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7238 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7239 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7240 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7241 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7242 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7243 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7244 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7245 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7246 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7247 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7248 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7249 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7250 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7251 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7252 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7253 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7254 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7255 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7256 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7257 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7258 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7259 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7260 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7261 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7262 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7263 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7264 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7265 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7266 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7267 definitions accordingly.
7269 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7270 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7272 PR target/79079
7273 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7274 gen_lowpart.
7276 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7278 PR target/79058
7279 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7280 hard regs for inner regno.
7282 2017-01-17 Martin Liska <mliska@suse.cz>
7284 PR ipa/71207
7285 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7286 assumption and add comment.
7288 2017-01-17 Nathan Sidwell <nathan@acm.org>
7290 * ipa-visibility.c (localize_node): New function, broken out of ...
7291 (function_and_variable_visibility): ... here. Call it.
7293 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7295 PR middle-end/77445
7296 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7297 correctly set frequency of oudgoing edge.
7298 (duplicate_thread_path): Fix profile updating.
7300 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7302 PR other/79046
7303 * configure.ac: Add GCC_BASE_VER.
7304 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7305 version from BASE-VER file.
7306 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7307 (gcc.o): Depend on $(BASEVER).
7308 * common.opt (dumpfullversion): New option.
7309 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7310 * doc/invoke.texi: Document -dumpfullversion.
7311 * doc/install.texi: Document --with-gcc-major-version-only.
7312 * configure: Regenerated.
7314 2017-01-17 Richard Biener <rguenther@suse.de>
7316 PR tree-optimization/71433
7317 * tree-vrp.c (register_new_assert_for): Merge same asserts
7318 on all incoming edges.
7319 (process_assert_insertions_for): Handle insertions at the
7320 beginning of BBs.
7322 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
7324 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7325 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7327 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
7329 PR target/78633
7330 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7331 RTL sharing.
7333 2017-01-17 Alan Modra <amodra@gmail.com>
7335 PR target/79066
7336 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7337 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7338 symbolic stack limit when pic.
7340 2017-01-16 Martin Sebor <msebor@redhat.com>
7342 PR tree-optimization/78608
7343 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7345 2017-01-16 Jeff Law <law@redhat.com>
7347 Revert:
7348 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
7349 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7350 for several include directories that may be relative to sysroot.
7351 * config/i386/x-mingw32 (gplus_includedir): Define.
7352 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7353 (native_system_includedir): Likewise.
7354 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7355 override if TARGET_SYSTEM_ROOT is defined.
7356 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7358 PR tree-optimization/79090
7359 PR tree-optimization/33562
7360 PR tree-optimization/61912
7361 PR tree-optimization/77485
7362 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
7363 and computed trims into the dump file.
7365 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7367 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7369 2017-01-16 Jakub Jelinek <jakub@redhat.com>
7371 PR c/79089
7372 * gimplify.c (gimplify_init_constructor): If want_value and
7373 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
7374 fix.
7376 PR target/79080
7377 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7378 sequence. Formatting fixes.
7379 (doloop_optimize): Formatting fixes.
7381 PR driver/49726
7382 * gcc.c (debug_level_greater_than_spec_func): New function.
7383 (static_spec_functions): Add debug-level-gt spec function.
7384 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7385 !g0.
7386 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7387 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7388 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7389 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7390 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7391 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7393 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
7395 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7396 QImode fixups to general and mask registers only.
7398 2017-01-16 Carl Love <cel@us.ibm.com>
7400 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7401 for built-in functions
7402 vector signed char vec_nabs (vector signed char)
7403 vector signed short vec_nabs (vector signed short)
7404 vector signed int vec_nabs (vector signed int)
7405 vector signed long long vec_nabs (vector signed long long)
7406 vector float vec_nabs (vector float)
7407 vector double vec_nabs (vector double)
7408 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7409 and NABS overload.
7410 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7411 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7412 * doc/extend.texi: Update the documentation file for the new built-in
7413 functions.
7415 2017-01-16 Martin Sebor <msebor@redhat.com>
7417 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7418 message.
7420 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7422 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7423 UNSPEC_VSX__XXSPLTD to require special splat handling.
7425 2017-01-16 David Malcolm <dmalcolm@redhat.com>
7427 PR bootstrap/78616
7428 * system.h: Poison strndup.
7430 2017-01-16 Alan Modra <amodra@gmail.com>
7432 PR target/79098
7433 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
7434 use a switch.
7436 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
7438 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
7440 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
7442 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
7443 call recog here. Assert that INSN_CODE (insn) is non-negative.
7445 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7447 PR target/72749
7448 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
7449 fallthrough.
7450 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
7451 in the currently scheduled RTL fragment.
7453 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7455 PR rtl-optimization/78751
7456 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
7457 give up.
7459 2017-01-14 Jeff Law <law@redhat.com>
7461 PR tree-optimization/79090
7462 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
7463 variable length stores.
7464 (compute_trims): Delete dead assignment to *trim_tail.
7465 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
7466 zero length.
7468 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
7470 PR rtl-optimization/78626
7471 PR rtl-optimization/78727
7472 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
7473 of a block, and split such blocks after everything else is finished.
7475 2017-01-14 Alan Modra <amodra@gmail.com>
7477 PR target/72749
7478 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
7479 target legitimate_combined_insn.
7480 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
7481 (rs6000_legitimate_combined_insn): New function.
7482 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
7483 all uses.
7484 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
7485 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
7486 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
7488 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
7490 * doc/frontends.texi (G++ and GCC): Remove references to Java.
7492 2017-01-13 Jeff Law <law@redhat.com>
7494 PR tree-optimization/33562
7495 PR tree-optimization/61912
7496 PR tree-optimization/77485
7497 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
7498 a statement.
7499 (delete_dead_assignment): Likewise.
7500 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
7501 statement to delete_dead_call and delete_dead_assignment.
7503 2017-01-13 David Malcolm <dmalcolm@redhat.com>
7505 PR c/78304
7506 * substring-locations.c (format_warning_va): Strengthen case 1 so
7507 that both endpoints of the substring must be within the format
7508 range for just the substring to be printed.
7510 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
7512 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
7513 * config/i386/i386.c (ix86_target_string): Add missing options
7514 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
7515 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
7516 flags_other and ix86_target_other to flags2_other. Display unknown
7517 isa2 options.
7518 (ix86_valid_target_attribute_inner_p): Add missing options and
7519 reorder options by implied ISAs, as in ix86_target_string.
7521 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7523 * hash-table.h (hash_table::too_empty_p): New function.
7524 (hash_table::expand): Use it.
7525 (hash_table::traverse): Likewise.
7526 (hash_table::empty_slot): Use sizeof (value_type) instead of
7527 sizeof (PTR) to convert bytes to elements. Shrink the table
7528 if the current size is excessive for the current number of
7529 elements.
7531 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7533 * ira-costs.c (record_reg_classes): Break from the inner loop
7534 early once alt_fail is known to be true. Update outer loop
7535 handling accordingly.
7537 2017-01-13 Jeff Law <law@redhat.com>
7539 * tree-ssa-dse.c (decrement_count): New function.
7540 (increment_start_addr, maybe_trim_memstar_call): Likewise.
7541 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
7542 when we know the partially dead statement is a mem* function.
7544 PR tree-optimization/61912
7545 PR tree-optimization/77485
7546 * tree-ssa-dse.c: Include expr.h.
7547 (maybe_trim_constructor_store): New function.
7548 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
7550 PR tree-optimization/33562
7551 PR tree-optimization/61912
7552 PR tree-optimization/77485
7553 * doc/invoke.texi: Document new dse-max-object-size param.
7554 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
7555 * tree-ssa-dse.c: Include params.h.
7556 (dse_store_status): New enum.
7557 (initialize_ao_ref_for_dse): New, partially extracted from
7558 dse_optimize_stmt.
7559 (valid_ao_ref_for_dse, normalize_ref): New.
7560 (setup_live_bytes_from_ref, compute_trims): Likewise.
7561 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
7562 (maybe_trim_partially_dead_store): Likewise.
7563 (maybe_trim_complex_store): Likewise.
7564 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
7565 Track what bytes live from the original store. Return tri-state
7566 for dead, partially dead or live.
7567 (dse_dom_walker): Add constructor, destructor and new private members.
7568 (delete_dead_call, delete_dead_assignment): New extracted from
7569 dse_optimize_stmt.
7570 (dse_optimize_stmt): Make a member of dse_dom_walker.
7571 Use initialize_ao_ref_for_dse.
7573 PR tree-optimization/33562
7574 PR tree-optimization/61912
7575 PR tree-optimization/77485
7576 * sbitmap.h (bitmap_count_bits): Prototype.
7577 (bitmap_clear_range, bitmap_set_range): Likewise.
7578 * sbitmap.c (bitmap_clear_range): New function.
7579 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
7581 2017-01-13 Martin Liska <mliska@suse.cz>
7583 PR ipa/79043
7584 * function.c (set_cfun): Add new argument force.
7585 * function.h (set_cfun): Likewise.
7586 * ipa-inline-transform.c (inline_call): Use the function when
7587 strict alising from is dropped for function we inline to.
7589 2017-01-13 Richard Biener <rguenther@suse.de>
7591 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
7592 for dumping GIMPLE INTEGER_CSTs.
7594 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7596 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
7597 to 201112L since C++17.
7599 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
7601 PR sanitizer/78887
7602 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
7603 if -fsanitize=kernel-address is present.
7605 2017-01-13 Richard Biener <rguenther@suse.de>
7607 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
7608 as _Literal ( type ) number in case usual suffixes do not
7609 preserve all information.
7611 2017-01-13 Richard Biener <rguenther@suse.de>
7613 PR tree-optimization/77283
7614 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
7615 and ssa-iterators.h.
7616 (is_feasible_trace): Implement a cost model based on joiner
7617 PHI node uses.
7619 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7621 PR target/79004
7622 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
7623 char or short to __float128/_Float128 directly.
7625 2017-01-12 Martin Sebor <msebor@redhat.com>
7627 to -Wformat-overflow.
7628 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
7629 (min_bytes_remaining): Same.
7630 (get_string_length): Same.
7631 (format_string): Same.
7632 (format_directive): Same.
7633 (add_bytes): Same.
7634 (pass_sprintf_length::handle_gimple_call): Same.
7636 2017-01-12 Jakub Jelinek <jakub@redhat.com>
7638 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
7639 info.nowrite calls with no lhs that can't throw. Return bool
7640 whether gsi_remove has been called or not.
7641 (pass_sprintf_length::handle_gimple_call): Return bool whether
7642 try_substitute_return_value called gsi_remove. Formatting fix.
7643 (pass_sprintf_length::execute): Don't use gsi_remove if
7644 handle_gimple_call returned true.
7646 PR bootstrap/79069
7647 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
7648 be removed due to side-effects, don't remove following barrier nor
7649 turn the successor edge into fallthru edge.
7651 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7653 PR target/79044
7654 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
7655 element-reversing loads and stores as not swappable.
7657 2017-01-12 Nathan Sidwell <nathan@acm.org>
7658 Nicolai Stange <nicstange@gmail.com>
7660 * combine.c (try_combine): Don't ignore result of overlap checking
7661 loop. Combine overlap & asm check into single loop.
7663 2017-01-12 Richard Biener <rguenther@suse.de>
7665 * tree-pretty-print.c (dump_generic_node): Provide -gimple
7666 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
7668 2017-01-12 Richard Biener <rguenther@suse.de>
7670 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
7671 and TS_TARGET_OPTION directly derive from TS_BASE.
7672 * tree-core.h (tree_optimization_option): Derive from tree_base.
7673 (tree_target_option): Likewise.
7675 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
7677 * config/i386/i386.c (memory_address_length): Increase len
7678 only when rip_relative_addr_p returns false.
7680 2017-01-11 Julia Koval <julia.koval@intel.com>
7682 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
7683 (OPTION_MASK_ISA_SGX_SET): New.
7684 (ix86_handle_option): Handle OPT_msgx.
7685 * config.gcc: Added sgxintrin.h.
7686 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
7687 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
7688 * config/i386/i386.c (ix86_target_string): Add -msgx.
7689 (PTA_SGX): New.
7690 (ix86_option_override_internal): Handle new options.
7691 (ix86_valid_target_attribute_inner_p): Add sgx.
7692 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
7693 * config/i386/i386.opt: Add msgx.
7694 * config/i386/sgxintrin.h: New file.
7695 * config/i386/x86intrin.h: Add sgxintrin.h.
7697 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7699 PR c++/71537
7700 * fold-const.c (maybe_nonzero_address): Return 1 for function
7701 local objects.
7702 (tree_single_nonzero_warnv_p): Don't handle function local objects
7703 here.
7705 PR c++/72813
7706 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
7707 of c-header.
7709 2017-01-11 David Malcolm <dmalcolm@redhat.com>
7711 PR driver/78877
7712 * opts.c: Include "spellcheck.h"
7713 (struct string_fragment): New struct.
7714 (struct edit_distance_traits<const string_fragment &>): New
7715 struct.
7716 (get_closest_sanitizer_option): New function.
7717 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
7719 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7721 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
7722 by 12.
7723 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
7724 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
7725 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
7726 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
7727 for initial die_offset if dwarf_split_debug_info.
7728 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
7729 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
7730 fields.
7731 (output_skeleton_debug_sections): Formatting fix. Use
7732 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
7733 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
7735 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
7737 * config/arm/cortex-a53.md: Add bypasses for
7738 cortex_a53_r2f_cvt.
7739 (cortex_a53_r2f): Only use for transfers.
7740 (cortex_a53_f2r): Likewise.
7741 (cortex_a53_r2f_cvt): Add reservation for conversions.
7742 (cortex_a53_f2r_cvt): Likewise.
7744 2017-01-11 Tamar Christina <tamar.christina@arm.com>
7746 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
7747 to all inlined functions, change static to extern.
7749 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
7751 PR target/78253
7752 * config/arm/arm.c (legitimize_pic_address): Handle reference to
7753 weak symbol.
7754 (arm_assemble_integer): Likewise.
7756 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
7758 * config.gcc: Use new awk script to check CPU, FPU and architecture
7759 parameters for --with-... options.
7760 * config/arm/parsecpu.awk: New file
7761 * config/arm/arm-cpus.in: New file.
7762 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
7763 files.
7764 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
7765 files.
7766 * config/arm/t-arm: Update dependency rules.
7767 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
7768 of processing .def files.
7769 * config/arm/genopt.sh: Deleted.
7770 * config/arm/gentune.sh: Deleted.
7771 * config/arm/arm-cores.def: Deleted.
7772 * config/arm/arm-arches.def: Deleted.
7773 * config/arm/arm-fpus.def: Deleted.
7774 * config/arm/arm-tune.md: Regenerated.
7775 * config/arm/arm-tables.opt: Regenerated.
7776 * config/arm/arm-cpu.h: New generated file.
7777 * config/arm/arm-cpu-data.h: New generated file.
7778 * config/arm/arm-cpu-cdata.h: New generated file.
7780 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
7782 PR lto/79042
7783 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
7784 bit.
7785 (input_varpool_node): Unpack dynamically_initialized bit.
7787 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
7789 PR rtl-optimization/79032
7790 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
7791 the alignment of the adjusted memory reference against that of MODE,
7792 instead of the alignment of the original memory reference.
7794 2017-01-11 Martin Jambor <mjambor@suse.cz>
7796 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
7797 test.
7798 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
7799 decorated functions.
7801 2017-01-11 Richard Biener <rguenther@suse.de>
7803 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
7804 set range/nonnull info for PHI results. Do not set it on
7805 stmts marked for removal.
7807 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
7809 * expr.c (store_field): In the bitfield case, fetch the return value
7810 from the registers before applying a single big-endian adjustment.
7811 Always do a final load for a BLKmode value not larger than a word.
7813 2017-01-10 David Malcolm <dmalcolm@redhat.com>
7815 PR c++/77949
7816 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7817 that we correctly handle column numbers greater than
7818 LINE_MAP_MAX_COLUMN_NUMBER.
7820 2017-01-10 Martin Sebor <msebor@redhat.com>
7822 PR middle-end/78245
7823 * gimple-ssa-sprintf.c (get_destination_size): Call
7824 {init,fini}object_sizes.
7825 * tree-object-size.c (addr_object_size): Adjust.
7826 (pass_through_call): Adjust.
7827 (pass_object_sizes::execute): Adjust.
7828 * tree-object-size.h (fini_object_sizes): Declare.
7830 2017-01-10 Martin Sebor <msebor@redhat.com>
7832 PR tree-optimization/78775
7833 * builtins.c (get_size_range): Move...
7834 * calls.c: ...to here.
7835 (alloc_max_size): Accept zero argument.
7836 (operand_signed_p): Remove.
7837 (maybe_warn_alloc_args_overflow): Call get_size_range.
7838 * calls.h (get_size_range): Declare.
7840 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
7842 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
7843 from TI's devices.csv file as of September 2016.
7844 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
7846 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
7848 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
7849 * doc/invoke.texi: Likewise.
7850 * doc/md.texi: Likewise.
7851 * doc/objc.texi: Likewise.
7853 2017-01-10 Joshua Conner <joshconner@google.com>
7855 * config/arm/fuchsia-elf.h: New file.
7856 * config/fuchsia.h: New file.
7857 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
7858 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
7859 targets.
7860 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
7862 2016-01-10 Richard Biener <rguenther@suse.de>
7864 PR tree-optimization/79034
7865 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7866 Propagate out degenerate PHIs in the joiner.
7868 2017-01-10 Martin Liska <mliska@suse.cz>
7870 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
7871 (sort_congruence_classes_by_decl_uid): Likewise.
7872 (sort_congruence_class_groups_by_decl_uid): Likewise.
7873 (sem_item_optimizer::merge_classes): Sort class, groups in these
7874 classes and members in the groups by DECL_UID of declarations.
7875 This would make merge operations stable.
7877 2017-01-10 Martin Liska <mliska@suse.cz>
7879 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
7880 usage of m_classes_vec.
7881 (sem_item_optimizer::~sem_item_optimizer): Likewise.
7882 (sem_item_optimizer::get_group_by_hash): Likewise.
7883 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
7884 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
7885 (sem_item_optimizer::verify_classes): Likewise.
7886 (sem_item_optimizer::process_cong_reduction): Likewise.
7887 (sem_item_optimizer::dump_cong_classes): Likewise.
7888 (sem_item_optimizer::merge_classes): Likewise.
7889 * ipa-icf.h (congruence_class_hash): Rename from
7890 congruence_class_group_hash. Remove declaration of m_classes_vec.
7892 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
7894 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
7895 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
7896 * config.gcc: Add avx512vpopcntdqintrin.h.
7897 * config/i386/avx512vpopcntdqintrin.h: New.
7898 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
7899 * config/i386/i386-builtin-types.def: Add new types.
7900 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
7901 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
7902 __builtin_ia32_vpopcountq_v8di_mask): New.
7903 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7904 __AVX512VPOPCNTDQ__.
7905 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
7906 (PTA_AVX512VPOPCNTDQ): Define.
7907 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
7908 TARGET_AVX512VPOPCNTDQ_P): Define.
7909 * config/i386/i386.opt: Add mavx512vpopcntdq.
7910 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
7911 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
7913 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7915 PR middle-end/77484
7916 * predict.def (PRED_CALL): Set to 67.
7918 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
7920 * expr.c (store_field): In the bitfield case, if the value comes from
7921 a function call and is of an aggregate type returned in registers, do
7922 not modify the field mode; extract the value in all cases if the mode
7923 is BLKmode and the size is not larger than a word.
7925 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
7927 PR target/71017
7928 * config/i386/cpuid.h: Fix undefined behavior.
7930 2017-01-04 Jeff Law <law@redhat.com>
7932 PR tree-optimization/79007
7933 PR tree-optimization/67955
7934 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
7935 conservative for pt.null when flag_non_call_exceptions is on.
7937 2017-01-09 Jakub Jelinek <jakub@redhat.com>
7939 PR translation/79019
7940 PR translation/79020
7941 * params.def (PARAM_INLINE_MIN_SPEEDUP,
7942 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
7943 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
7944 in descriptions.
7945 * config/avr/avr.opt (maccumulate-args): Likewise.
7946 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
7947 * common.opt (freport-bug): Likewise.
7948 * cif-code.def (CIF_FINAL_ERROR): Likewise.
7949 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
7950 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
7951 translatable string.
7952 * config/i386/i386.c (function_value_32): Likewise.
7953 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
7954 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
7955 Likewise.
7956 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
7957 * common/config/msp430/msp430-common.c (msp430_handle_option):
7958 Likewise.
7959 * symtab.c (symtab_node::verify_base): Likewise.
7960 * opts.c (set_debug_level): Likewise.
7961 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
7962 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7963 missing whitespace to translatable strings.
7964 * config/avr/avr.md (bswapsi2): Fix typo in comment.
7965 * config/sh/superh.h: Likewise.
7966 * config/i386/xopintrin.h: Likewise.
7967 * config/i386/znver1.md: Likewise.
7968 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
7969 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
7970 * double-int.h (struct double_int): Likewise.
7971 * double-int.c (div_and_round_double): Likewise.
7972 * wide-int.cc: Likewise.
7973 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
7974 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
7975 * cfgcleanup.c (crossjumps_occured): Renamed to ...
7976 (crossjumps_occurred): ... this.
7977 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
7978 Adjust all uses.
7980 PR tree-optimization/78899
7981 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
7982 returning bool return struct loop *, NULL for failure and the new
7983 loop on success.
7984 (versionable_outer_loop_p): Don't version outer loop if it has
7985 dont_vectorized bit set.
7986 (tree_if_conversion): When versioning outer loop, ensure
7987 tree_if_conversion is performed also on the inner loop of the
7988 non-vectorizable outer loop copy.
7989 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
7990 LOOP_VECTORIZED in inner loop of the scalar outer loop and
7991 prevent vectorization of it.
7992 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
7993 the outer loop vectorization of the non-scalar version is attempted
7994 before vectorization of the inner loop in scalar version. If
7995 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
7996 vectorization of its inner loop.
7997 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
7998 has 2 inner loops, rename also on edges from bb whose single pred
7999 is outer_loop->header. Fix typo in function comment.
8001 2017-01-09 Martin Sebor <msebor@redhat.com>
8003 PR bootstrap/79033
8004 * asan.c (asan_emit_stack_protection): Increase local buffer size
8005 to avoid snprintf truncation warning.
8007 2017-01-09 Andrew Pinski <apinski@cavium.com>
8009 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8010 to reference thunderx2t99 for the tuning structure
8011 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8012 Rename to ...
8013 (thunderx2t99_extra_costs): This.
8014 * config/aarch64/aarch64-tune.md: Regenerate.
8015 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8016 (vulcan_addrcost_table): This.
8017 (vulcan_regmove_cost): Rename to ...
8018 (thunderx2t99_regmove_cost): This.
8019 (vulcan_vector_cost): Rename to ...
8020 (thunderx2t99_vector_cost): this.
8021 (vulcan_branch_cost): Rename to ...
8022 (thunderx2t99_branch_cost): This.
8023 (vulcan_tunings): Rename to ...
8024 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8025 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8027 2017-01-09 Martin Jambor <mjambor@suse.cz>
8029 PR ipa/78365
8030 PR ipa/78599
8031 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8032 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8033 (propagate_vr_accross_jump_function): Use the above function for all
8034 value range computations for pass-through jump functions and type
8035 converasion from explicit value range values.
8036 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8037 parameters from TYPE_ARG_TYPES.
8038 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8039 (ipa_write_node_info): Stream type of the actual argument.
8040 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8042 2017-01-09 Martin Liska <mliska@suse.cz>
8044 PR pch/78970
8045 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8046 (lookup_compiler): Do not show error message with have_E.
8048 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8050 PR tree-optimization/78938
8051 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8052 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8053 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8054 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8055 fixes.
8057 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8059 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8060 is const0_rtx.
8062 2017-01-09 Richard Biener <rguenther@suse.de>
8064 PR tree-optimization/78997
8065 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8066 name condition properly.
8068 2017-01-09 Richard Biener <rguenther@suse.de>
8070 PR debug/79000
8071 * dwarf2out.c (is_cxx): New overload with context.
8072 (is_naming_typedef_decl): Use it.
8074 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8076 * invoke.texi (Option Summary): Correct spacing in option lists
8077 and add line breaks to fix over-long lines.
8079 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8081 PR middle-end/17660
8083 * extend.texi (Common Variable Attributes): Add xref to GCC
8084 Internals manual to explain mode attribute keywords.
8086 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8088 PR other/16519
8089 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8090 and Preprocessor Options.
8091 (Options for Linking): Document -pthread here....
8092 (RS/6000 and PowerPC Options): ...not here.
8093 (Solaris 2 Options): ...or here.
8094 * doc/cppopts.texi: Document -pthread.
8096 2017-01-08 Martin Sebor <msebor@redhat.com>
8098 PR middle-end/77708
8099 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8100 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8101 New member functions.
8102 (format_directive): Used them.
8103 (add_bytes): Same.
8104 (pass_sprintf_length::handle_gimple_call): Same.
8105 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8106 to avoid truncation for any argument.
8107 (extract_affine_mul): Same.
8108 * tree.c (get_file_function_name): Same.
8110 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8112 PR middle-end/77484
8113 * predict.def (PRED_INDIR_CALL): Set to 86.
8115 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8117 PR preprocessor/54124
8118 * doc/cppopts.texi: Reformat -d subtable to list the full name
8119 of the options. Add cross-reference to the docs for the general
8120 compiler -d options.
8121 * doc/invoke.texi (Developer Options): Add cross-reference to the
8122 preprocessor-specific -d option documentation.
8124 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8126 PR preprocessor/13498
8127 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8128 redudant material, and reflect new command-line options.
8129 (System Headers): Likewise.
8131 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8133 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8134 -isystem, and -idirafter. Copy-edit.
8135 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8136 default for -ftrack-macro-expansion. Delete obsolete and
8137 badly-formatted implementation details about -fdebug-cpp output.
8138 * doc/cppwarnopts.texi: Copy-edit.
8140 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8142 PR c++/72803
8143 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8144 that the transition from a max line width >= 1<<10 to narrower
8145 lines works correctly.
8147 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8149 * doc/options.texi (PerFunction): New.
8150 * opt-functions.awk (switch_flags): Map both Optimization and
8151 PerFunction to CL_OPTIMIZATION.
8152 * opth-gen.awk: Test for PerFunction flag along with
8153 Optimization.
8154 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8155 it only when the latter is present. Skip those that don't in
8156 the hash function generator.
8157 * common.opt (fvar-tracking): Mark as PerFunction instead of
8158 Optimization.
8159 (fvar-tracking-assignments): Likewise.
8160 (fvar-tracking-assignments-toggle): Likewise.
8161 (fvar-tracking-uninit): Likewise.
8163 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8165 PR translation/79018
8166 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8167 the and store.
8169 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8171 PR target/57583
8172 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8173 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8174 TARGET_LONG_JUMP_TABLE_OFFSETS.
8175 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8176 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8177 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8178 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8179 * config/m68k/m68k.md (tablejump expander): Likewise.
8180 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8181 TARGET_LONG_JUMP_TABLE_OFFSETS.
8182 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8183 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8185 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8186 David Holsgrove <david.holsgrove@xilinx.com>
8188 * common/config/microblaze/microblaze-common.c
8189 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8190 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8191 New prototype.
8192 * config/microblaze/microblaze.c (microblaze_must_save_register)
8193 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8194 calls_eh_return.
8195 (microblaze_eh_return): New function.
8196 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8197 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8198 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8199 * config/microblaze/microblaze.md (eh_return): New pattern.
8201 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8203 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8204 GCC_DIAGNOSTIC_STRINGIFY): Define.
8206 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8208 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8210 * config/arm/arm.md (<mcrr>): New.
8211 (<mrrc>): New.
8212 * config/arm/arm.c (arm_arch5te): New.
8213 (arm_option_override): Set arm_arch5te.
8214 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8215 and mrrc2.
8216 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8217 (arm_mcrr_qualifiers): ... this. New.
8218 (MRRC_QUALIFIERS): Define to...
8219 (arm_mrrc_qualifiers): ... this. New.
8220 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8221 __arm_mrrc2): New.
8222 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8223 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8224 (MRRCI, mrrc, MRRC): New.
8225 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8226 VUNSPEC_MRRC2): New.
8228 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8230 * config/arm/arm.md (<mcr>): New.
8231 (<mrc>): New.
8232 * config/arm/arm.c (arm_coproc_builtin_available): Add
8233 support for mcr, mrc, mcr2 and mrc2.
8234 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8235 (arm_mcr_qualifiers): ... this. New.
8236 (MRC_QUALIFIERS): Define to ...
8237 (arm_mrc_qualifiers): ... this. New.
8238 (MCR_QUALIFIERS): Define to ...
8239 (arm_mcr_qualifiers): ... this. New.
8240 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8241 __arm_mrc2): New.
8242 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8243 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8244 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8245 VUNSPEC_MRC2): New.
8247 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8249 * config/arm/arm.md (*ldc): New.
8250 (*stc): New.
8251 (<ldc>): New.
8252 (<stc>): New.
8253 * config/arm/arm.c (arm_coproc_builtin_available): Add
8254 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8255 (arm_coproc_ldc_stc_legitimate_address): New.
8256 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8257 'qualifier_const_pointer'.
8258 (LDC_QUALIFIERS): Define to...
8259 (arm_ldc_qualifiers): ... this. New.
8260 (STC_QUALIFIERS): Define to...
8261 (arm_stc_qualifiers): ... this. New.
8262 * config/arm/arm-protos.h
8263 (arm_coproc_ldc_stc_legitimate_address): New.
8264 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8265 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8266 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8267 stc2, stcl, stc2l): New.
8268 * config/arm/constraints.md (Uz): New.
8269 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8270 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8271 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8272 VUNSPEC_STC2L): New.
8274 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8276 * config/arm/arm.md (<cdp>): New.
8277 * config/arm/arm.c (neon_const_bounds): Rename this ...
8278 (arm_const_bounds): ... this.
8279 (arm_coproc_builtin_available): New.
8280 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8281 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8282 (CDP_QUALIFIERS): Define to...
8283 (arm_cdp_qualifiers): ... this. New.
8284 (void_UP): Define.
8285 (arm_expand_builtin_args): Add case for 6 arguments.
8286 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8287 (arm_const_bounds): ... this.
8288 (arm_coproc_builtin_available): New.
8289 * config/arm/arm_acle.h (__arm_cdp): New.
8290 (__arm_cdp2): New.
8291 * config/arm/arm_acle_builtins.def (cdp): New.
8292 (cdp2): New.
8293 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8294 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8295 'arm_const_bounds'.
8296 * config/arm/types.md (coproc): New.
8297 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8298 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8299 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8300 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8302 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8304 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8305 (UBINOP_QUALIFIERS): New.
8306 (si_UP): Define.
8307 (acle_builtin_data): New. Change comment.
8308 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8309 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8310 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8311 arm_acle_builtins.def.
8312 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8313 (arm_init_acle_builtins): New.
8314 (CRC32_BUILTIN): Remove.
8315 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8316 crc32cb, crc32ch and crc32cw.
8317 (arm_init_crc32_builtins): Remove.
8318 (arm_init_builtins): Use arm_init_acle_builtins rather
8319 than arm_init_crc32_builtins.
8320 (arm_expand_acle_builtin): New.
8321 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8322 * config/arm/arm_acle_builtins.def: New.
8324 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8326 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8327 (arm_builtin_datum): ... this.
8328 (arm_init_neon_builtin): Rename to ...
8329 (arm_init_builtin): ... this. Add a new parameters PREFIX
8330 and USE_SIG_IN_NAME.
8331 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8332 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8333 'arm_builtin_datum'.
8334 (arm_init_vfp_builtins): Likewise.
8335 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8336 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8337 (arm_expand_neon_args): Rename to ...
8338 (arm_expand_builtin_args): ... this. Rename builtin_arg
8339 enum values and differentiate between ARG_BUILTIN_MEMORY
8340 and ARG_BUILTIN_NEON_MEMORY.
8341 (arm_expand_neon_builtin_1): Rename to ...
8342 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8343 values, arm_expand_builtin_args and add bool parameter NEON.
8344 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8345 (arm_expand_vfp_builtin): Likewise.
8346 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8348 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8350 PR middle-end/77484
8351 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8352 * predict.c (tree_estimate_probability_bb): Reverse direction of
8353 polymorphic call predictor.
8355 2017-01-06 David Malcolm <dmalcolm@redhat.com>
8357 * passes.c (execute_one_pass): Split out pass-skipping logic into...
8358 (determine_pass_name_match): ...this new function and...
8359 (should_skip_pass_p): ...this new function.
8361 2017-01-06 Nathan Sidwell <nathan@acm.org>
8363 * ipa-visibility.c (function_and_variable_visibility): Reformat
8364 comments and long lines. Remove extrneous if.
8365 * symtab.c (symtab_node::make_decl_local): Fix code format.
8366 (symtab_node::set_section_for_node): Fix comment typo.
8368 2017-01-06 Martin Liska <mliska@suse.cz>
8370 PR bootstrap/79003
8371 * lra-constraints.c: Rename invariant to lra_invariant.
8372 * predict.c (set_even_probabilities): Initialize e to NULL.
8374 2017-01-05 Martin Sebor <msebor@redhat.com>
8376 PR tree-optimization/78910
8377 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8378 (format_integer): Correct off-by-one error in the handling
8379 of precision with negative numbers in signed conversions..
8381 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
8383 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8385 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8387 PR tree-optimization/71016
8388 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8389 factor_out_conditional_conversion. Formatting fix.
8390 (factor_out_conditional_conversion): Add cond_stmt argument.
8391 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8392 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8393 Formatting fix.
8395 2017-01-05 David Malcolm <dmalcolm@redhat.com>
8397 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8398 read-rtl-function.o, and selftest-rtl.o.
8399 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8400 (selftest::aarch64_test_loading_full_dump): New function.
8401 (selftest::aarch64_run_selftests): New function.
8402 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8403 selftest::aarch64_run_selftests.
8404 * config/i386/i386.c
8405 (selftest::ix86_test_loading_dump_fragment_1): New function.
8406 (selftest::ix86_test_loading_call_insn): New function.
8407 (selftest::ix86_test_loading_full_dump): New function.
8408 (selftest::ix86_test_loading_unspec): New function.
8409 (selftest::ix86_run_selftests): Call the new functions.
8410 * emit-rtl.c (maybe_set_max_label_num): New function.
8411 * emit-rtl.h (maybe_set_max_label_num): New decl.
8412 * function.c (instantiate_decls): Guard call to
8413 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8414 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8415 "static".
8416 * gensupport.c (gen_reader::gen_reader): Pass "false"
8417 for new "compact" param of rtx_reader.
8418 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8419 rather than an empty string for NULL strings.
8420 * read-md.c: Potentially include config.h rather than bconfig.h.
8421 Wrap include of errors.h with #ifdef GENERATOR_FILE.
8422 (have_error): New global, copied from errors.c.
8423 (md_reader::read_name): Rename to...
8424 (md_reader::read_name_1): ...this, adding "out_loc" param,
8425 and converting "missing name or number" to returning false, rather
8426 than failing.
8427 (md_reader::read_name): Reimplement in terms of read_name_1.
8428 (md_reader::read_name_or_nil): New function.
8429 (md_reader::read_string): Handle "(nil)" by returning NULL.
8430 (md_reader::md_reader): Add new param "compact".
8431 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
8432 (md_reader::read_file): New method.
8433 * read-md.h (md_reader::md_reader): Add new param "compact".
8434 (md_reader::read_file): New method.
8435 (md_reader::is_compact): New accessor.
8436 (md_reader::read_name): Convert return type from void to file_location.
8437 (md_reader::read_name_or_nil): New decl.
8438 (md_reader::read_name_1): New decl.
8439 (md_reader::m_compact): New field.
8440 (noop_reader::noop_reader): Pass "false" for new "compact" param
8441 of rtx_reader.
8442 (rtx_reader::rtx_reader): Add new "compact" param.
8443 (rtx_reader::read_rtx_operand): Make virtual and convert return
8444 type from void to rtx.
8445 (rtx_reader::read_until): New decl.
8446 (rtx_reader::handle_any_trailing_information): New virtual function.
8447 (rtx_reader::postprocess): New virtual function.
8448 (rtx_reader::finalize_string): New virtual function.
8449 (rtx_reader::m_in_call_function_usage): New field.
8450 (rtx_reader::m_reuse_rtx_by_id): New field.
8451 * read-rtl-function.c: New file.
8452 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
8453 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
8454 (selftest::verify_three_block_rtl_cfg): New decl.
8455 * read-rtl-function.h: New file.
8456 * read-rtl.c: Potentially include config.h rather than bconfig.h.
8457 For host, include function.h, memmodel.h, and emit-rtl.h.
8458 (one_time_initialization): New function.
8459 (struct compact_insn_name): New struct.
8460 (compact_insn_names): New array.
8461 (find_code): Handle insn codes in compact dumps.
8462 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
8463 (bind_subst_iter_and_attr): Likewise.
8464 (add_condition_to_string): Likewise.
8465 (add_condition_to_rtx): Likewise.
8466 (apply_attribute_uses): Likewise.
8467 (add_current_iterators): Likewise.
8468 (apply_iterators): Likewise.
8469 (initialize_iterators): Guard usage of apply_subst_iterator with
8470 #ifdef GENERATOR_FILE.
8471 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
8472 (md_reader::read_mapping): Likewise.
8473 (add_define_attr_for_define_subst): Likewise.
8474 (add_define_subst_attr): Likewise.
8475 (read_subst_mapping): Likewise.
8476 (check_code_iterator): Likewise.
8477 (rtx_reader::read_rtx): Likewise. Move one-time initialization
8478 logic to...
8479 (one_time_initialization): New function.
8480 (rtx_reader::read_until): New method.
8481 (read_flags): New function.
8482 (parse_reg_note_name): New function.
8483 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
8484 Handle reuse_rtx ids.
8485 Wrap iterator lookup within #ifdef GENERATOR_FILE.
8486 Add parsing support for RTL dumps, mirroring the special-cases in
8487 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
8488 values, and calling handle_any_trailing_information.
8489 (rtx_reader::read_rtx_operand): Convert return type from void
8490 to rtx, returning return_rtx. Handle case 'e'. Call
8491 finalize_string on XSTR and XTMPL fields.
8492 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
8493 "(nil)" values were omitted. Call the postprocess vfunc on the
8494 return_rtx.
8495 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
8496 class ctor. Initialize m_in_call_function_usage. Call
8497 one_time_initialization.
8498 * rtl-tests.c (selftest::test_uncond_jump): Call
8499 set_new_first_and_last_insn.
8500 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
8501 * selftest-rtl.c: New file.
8502 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
8503 (selftest::get_insn_by_uid): New decl.
8504 * selftest-run-tests.c (selftest::run_tests): Call
8505 read_rtl_function_c_tests.
8506 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
8507 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
8508 dumps.
8510 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
8512 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
8513 operands in a special way. Assert that pos+len <= mode precision.
8515 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8517 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
8518 3 argument Alias with unlimited for the negative form.
8519 (fno-vect-cost-model): Removed.
8521 2017-01-05 Martin Liska <mliska@suse.cz>
8523 * hsa-gen.c (gen_hsa_divmod): New function.
8524 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
8526 2017-01-05 Martin Liska <mliska@suse.cz>
8528 PR pch/78970
8529 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
8530 header.
8532 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8534 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
8535 small constant length operands.
8537 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8539 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
8540 between loop iterations.
8542 2017-01-05 Martin Liska <mliska@suse.cz>
8544 PR sanitizer/78815
8545 * gimplify.c (gimplify_decl_expr): Compare to
8546 asan_poisoned_variables instread of checking flags.
8547 (gimplify_target_expr): Likewise.
8548 (gimplify_expr): Likewise.
8549 (gimplify_function_tree): Conditionally initialize
8550 asan_poisoned_variables.
8552 2017-01-04 Jeff Law <law@redhat.com>
8554 PR tree-optimizatin/78812
8555 * rtl.h (contains_mem_rtx_p): Prototype.
8556 * ifcvt.c (containts_mem_rtx_p): Move from here to...
8557 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
8558 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
8559 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
8560 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
8562 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8564 * input.c (assert_char_at_range): Default-initialize actual_range.
8566 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8568 * df-scan.c (df_ref_create_structure): Make regno unsigned,
8569 to match the caller.
8571 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8573 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
8574 insns after final jump in test to emit dummy move.
8576 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8578 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
8579 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
8581 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8583 * multiple_target.c (create_dispatcher_calls): Init e_next.
8584 * tree-ssa-loop-split.c (split_loop): Init border.
8585 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
8586 scalar_type.
8588 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8590 PR target/71977
8591 PR target/70568
8592 PR target/78823
8593 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
8594 (altivec_register_operand): Do not return true if the operand
8595 contains a SUBREG mixing SImode and SFmode.
8596 (vsx_register_operand): Likewise.
8597 (vsx_reg_sfsubreg_ok): New predicate.
8598 (vfloat_operand): Do not return true if the operand contains a
8599 SUBREG mixing SImode and SFmode.
8600 (vint_operand): Likewise.
8601 (vlogical_operand): Likewise.
8602 (gpc_reg_operand): Likewise.
8603 (int_reg_operand): Likewise.
8604 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
8605 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
8606 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
8607 SImode and SFmode.
8608 (rs6000_emit_move_si_sf_subreg): New helper function.
8609 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
8610 fixup SUBREGs involving SImode and SFmode.
8611 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
8612 numbers for the new peephole2 optimization.
8613 (peephole2 for SFmode unions): New peephole2 to optimize cases in
8614 the GLIBC math library that do AND/IOR/XOR operations on single
8615 precision floating point.
8616 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
8617 target macros to say whether we need to avoid SUBREGs mixing
8618 SImode and SFmode.
8619 (TARGET_ALLOW_SF_SUBREG): Likewise.
8620 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
8621 (UNSPEC_SI_FROM_SF): Likewise.
8622 (iorxor): Change spacing.
8623 (and_ior_xor): New iterator for AND, IOR, and XOR.
8624 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
8625 (movdi_from_sf_zero_ext): Likewise.
8626 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
8627 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
8628 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
8629 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
8630 (fms<mode>4): Likewise.
8631 (fnma<mode>4): Likewise.
8632 (fnms<mode>4): Likewise.
8633 (nfma<mode>4): Likewise.
8634 (nfms<mode>4): Likewise.
8636 2017-01-04 Marek Polacek <polacek@redhat.com>
8638 PR c++/64767
8639 * doc/invoke.texi: Document -Wpointer-compare.
8641 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8643 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
8644 RejectNegative.
8646 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
8647 descriptions for -gdwarf-5 and emit them as uleb128 instead of
8648 2-byte data.
8650 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
8652 PR target/78056
8653 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
8654 documentation of the powerpc_popcntb_ok attribute.
8655 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8656 code to issue warning messages if a requested CPU configuration is
8657 not supported by the binary (assembler and loader) toolchain.
8658 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
8659 made to define a built-in function that has been disabled.
8660 (paired_init_builtins): Add assertion to prevent ICE if attempt is
8661 made to define a built-in function that has been disabled.
8662 (altivec_init_builtins): Add comment explaining why definition
8663 of the DST built-in functions is not preceded by an assertion
8664 check. Add assertions to prevent ICE if attempts are made to
8665 define an altivec predicate or an abs* built-in function that has
8666 been disabled.
8667 (htm_init_builtins): Add comment explaining why definition of the
8668 htm built-in functions is not preceded by an assertion check.
8670 2017-01-04 Jeff Law <law@redhat.com>
8672 PR tree-optimizatin/67955
8673 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
8674 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
8675 the points-to solution does not include pt_null. Use DECL_PT_UID
8676 unconditionally.
8678 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
8680 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
8681 Use gen_int_mode instead of gen_lopwart for const_int operands.
8683 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8685 PR tree-optimization/71563
8686 * match.pd: Simplify X << Y into X if Y is known to be 0 or
8687 out of range value - has low bits known to be zero.
8689 2017-01-04 Alan Modra <amodra@gmail.com>
8691 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
8692 * configure: Regenerate.
8693 * config.in: Regenerate.
8695 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8697 PR bootstrap/77569
8698 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
8699 a substring of the message, but strcmp with the whole message. Ifdef
8700 ENABLE_NLS, translate the message first using dgettext.
8702 2017-01-03 Jeff Law <law@redhat.com>
8704 PR tree-optimizatin/78856
8705 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
8706 (mark_threaded_blocks): Remove code to truncate thread paths that
8707 cross multiple loop headers. Instead invalidate the cached loop
8708 iteration information and handle case of a thread path walking
8709 into an irreducible region.
8711 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8713 PR target/78900
8714 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
8715 assertions. Add support for doing the signbit if the IEEE 128-bit
8716 floating point value is in a GPR.
8717 * config/rs6000/rs6000.md (Fsignbit): Delete.
8718 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
8719 Update the length attribute if the value is in a GPR.
8720 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
8721 the sign or zero extension instruction, since the value is always 0/1.
8722 (signbit<mode>2_dm2): Delete using <Fsignbit>.
8724 PR target/78953
8725 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
8726 extracting SImode to a GPR register so that we can generate a
8727 store, limit the vector to be in a traditional Altivec register
8728 for the vextuwrx instruction.
8730 2017-01-03 Ian Lance Taylor <iant@google.com>
8732 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
8734 2017-01-03 Martin Sebor <msebor@redhat.com>
8736 PR tree-optimization/78696
8737 * gimple-ssa-sprintf.c (format_floating): Correct handling of
8738 precision. Use MPFR for %f for greater fidelity. Correct handling
8739 of %g.
8740 (pass_sprintf_length::compute_format_length): Set width and precision
8741 specified by asrerisk to void_node for vararg functions.
8742 (try_substitute_return_value): Adjust dump output.
8744 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
8746 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
8748 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
8750 * doc/invoke.texi (SPARC options): Document -mlra as the default.
8751 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
8752 -mlra/-mno-lra was passed to the compiler.
8754 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
8756 PR rtl-optimization/65618
8757 * emit-rtl.c (try_split): Move initialization of "before" and
8758 "after" to just before the call to emit_insn_after_setloc.
8760 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8762 * doc/md.texi (Standard Names): Remove reference to Java frontend.
8764 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
8766 * dwarf2out.c (gen_enumeration_type_die): When
8767 -gno-strict-dwarf, add a DW_AT_encoding attribute.
8769 2017-01-03 Jakub Jelinek <jakub@redhat.com>
8771 PR tree-optimization/78965
8772 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8773 Change first argument from const call_info & to call_info &. For %n
8774 set info.nowrite to false.
8776 PR middle-end/78901
8777 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
8778 possibly throwing calls.
8780 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
8781 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
8782 and fns handling, rather than in a separate case SSA_NAME.
8784 2017-01-02 Jeff Law <law@redhat.com>
8786 * config/darwin-driver.c (darwin_driver_init): Const-correctness
8787 fixes for first_period and second_period variables.
8789 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
8791 PR target/78967
8792 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
8793 (*insvqi_1): New insn pattern.
8794 (*insvqi_1_mem_rex64): Ditto.
8795 (*insvqi_2): Ditto.
8796 (*insvqi_3): Rename from *insvqi.
8798 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
8800 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8802 * doc/cfg.texi (Edges): Remove reference to Java.
8803 (Maintaining the CFG): Ditto.
8805 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8807 PR middle-end/77674
8808 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
8809 transparent aliases.
8811 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8813 PR middle-end/77484
8814 * predict.def (PRED_CALL): Update hitrate.
8815 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
8816 * predict.c (tree_estimate_probability_bb): Split CALL predictor
8817 into direct/indirect/polymorphic variants.
8819 2017-01-01 Jakub Jelinek <jakub@redhat.com>
8821 Update copyright years.
8823 * gcc.c (process_command): Update copyright notice dates.
8824 * gcov-dump.c (print_version): Ditto.
8825 * gcov.c (print_version): Ditto.
8826 * gcov-tool.c (print_version): Ditto.
8827 * gengtype.c (create_file): Ditto.
8828 * doc/cpp.texi: Bump @copying's copyright year.
8829 * doc/cppinternals.texi: Ditto.
8830 * doc/gcc.texi: Ditto.
8831 * doc/gccint.texi: Ditto.
8832 * doc/gcov.texi: Ditto.
8833 * doc/install.texi: Ditto.
8834 * doc/invoke.texi: Ditto.
8835 \f
8836 Copyright (C) 2017 Free Software Foundation, Inc.
8838 Copying and distribution of this file, with or without modification,
8839 are permitted in any medium without royalty provided the copyright
8840 notice and this notice are preserved.