1 2017-04-28 Martin Liska <mliska@suse.cz>
4 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
6 2017-04-28 Martin Liska <mliska@suse.cz>
9 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
10 is marked by compiler as living on a line.
11 (get_cycles_count): Remove usage of the union.
12 (output_intermediate_file): Likewise.
13 (find_source): Fix GNU coding style.
14 (accumulate_line_counts): Remove old non-all block mode.
15 (output_lines): Remove usage of the union.
16 * profile.c (output_location): Include all BBs, even if
17 belonging to a same line (and file) as a previous BB.
19 2017-04-28 Martin Liska <mliska@suse.cz>
21 * gcov.c (process_args): Handle new argument 'w'.
22 (read_graph_file): Assign ID to BBs.
23 (output_branch_count): Display BB # if verbose flag is set.
24 (output_lines): Likewise for arcs.
25 (print_usage): Add '--verbose' option help.
26 * doc/gcov.texi: Document --verbose (-w) option.
28 2017-04-28 Martin Liska <mliska@suse.cz>
30 * gcov.c (struct block_location_info): New struct.
31 (process_file): Fill up the new structure.
32 (read_graph_file): Replace usage of encoding by the newly added
34 (add_line_counts): Likewise.
35 (accumulate_line_counts): Remove usage of the union.
36 (function_info::function_info): New function.
37 (function_info::~function_info): Likewise.
38 (process_file): Call delete instead of release_function.
39 (release_function): Release the function.
40 (release_structures): Call delete instead of release_function.
41 (solve_flow_graph): Replace usage of num_blocks.
42 (find_exception_blocks): Likewise.
43 (output_lines): Fix GNU coding style.
45 2017-04-28 Martin Liska <mliska@suse.cz>
48 * coverage.c (coverage_remove_note_file): New function.
49 * coverage.h: Declare the function.
50 * toplev.c (finalize): Clean if an error has been seen.
52 2017-04-28 Martin Liska <mliska@suse.cz>
55 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
56 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
57 * gcov.c (read_graph_file): Read just number of blocks.
58 * profile.c (branch_prob): Do not stream 0 flags per a basic
61 2017-04-28 Martin Liska <mliska@suse.cz>
63 * gcov-dump.c (tag_*): Add new argument to declarations.
64 (dump_gcov_file): Likewise.
65 (tag_blocks): Add and use new argument depth.
67 (tag_lines): Likewise.
68 (tag_counters): Likewise.
69 (tag_summary): Likewise.
70 (dump_working_sets): Use depth to do a proper indentation.
72 2017-04-28 Jakub Jelinek <jakub@redhat.com>
75 * cgraph.h (symtab_node::debug_symtab): No longer inline.
76 * symtab.c (symtab_node::debug_symtab): Move definition here.
78 2017-04-28 Richard Biener <rguenther@suse.de>
80 * lto-streamer.h (LTO_major_version): Bump to 7.
82 2017-04-28 Richard Biener <rguenther@suse.de>
84 * tree-vrp.c (assert_info): New struct.
85 (add_assert_info): New helper.
86 (register_edge_assert_for_2): Refactor to add asserts to a vector
88 (register_edge_assert_for_1): Likewise.
89 (register_edge_assert_for): Likewise.
90 (finish_register_edge_assert_for): New helper actually registering
91 asserts where live on edge.
92 (find_conditional_asserts): Adjust.
93 (find_switch_asserts): Likewise.
94 (evrp_dom_walker::try_find_new_range): Generalize.
95 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
97 2017-04-27 Marek Polacek <polacek@redhat.com>
100 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
101 arg10 and arg11 to itype.
103 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
105 * doc/extend.texi (Object Size Checking): Improve grammar.
107 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
110 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
111 that the logic for permitting reciprocal estimates matches that
114 2017-04-27 Jakub Jelinek <jakub@redhat.com>
117 * tree.c (type_cache_hasher::equal): Only compare
118 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
119 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
120 non-aggregate element types.
121 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
122 about the flag on ARRAY_TYPEs in the comment, formatting fix.
124 2017-04-27 Richard Biener <rguenther@suse.de>
127 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
128 stripping ARRAY_REFs from MEM_EXPR make sure we're not
129 keeping a reference to a trailing array.
131 2017-04-27 Richard Biener <rguenther@suse.de>
134 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
135 being in loop-closed SSA form conservatively.
136 (chrec_fold_multiply_poly_poly): Likewise.
138 2017-04-27 Tamar Christina <tamar.christina@arm.com>
141 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
142 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
144 2017-04-27 Jakub Jelinek <jakub@redhat.com>
147 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
148 (aarch64_function_arg_alignment): Return unsigned int again, but still
149 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
150 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
151 Don't emit -Wpsabi note.
152 (aarch64_function_arg_boundary): Likewise.
153 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
156 2017-04-26 Nathan Sidwell <nathan@acm.org>
158 * tree.h (crc32_unsigned_n): Declare.
159 (crc32_unsigned, crc32_unsigned): Make inline.
160 * tree.c (crc32_unsigned_bits): Replace with ...
161 (crc32_unsigned_n): ... this.
162 (crc32_unsigned, crc32_byte): Remove.
163 (crc32_string): Remove unnecessary braces.
165 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
167 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
168 * ipa-inline-analysis.c (MAX_TIME): Remove.
169 (account_size_time): Use sreal for time.
170 (dump_inline_summary): Update.
171 (estimate_function_body_sizes): Update.
172 (estimate_edge_size_and_time): Update.
173 (estimate_calls_size_and_time): Update.
174 (estimate_node_size_and_time): Update.
175 (inline_merge_summary): Update.
176 (inline_update_overall_summary): Update.
177 (estimate_time_after_inlining): Update.
178 (inline_read_section): Update.
179 (inline_write_summary): Update.
180 * ipa-inline.c (compute_uninlined_call_time): Update.
181 (compute_inlined_call_time): Update.
182 (recursive_inlining): Update.
183 (inline_small_functions): Update.
184 (dump_overall_stats): Update.
185 * ipa-inline.h: Include sreal.h.
186 (size_time_entry): Turn time to sreal.
187 (inline_summary): Turn self_time nad time to sreal.
189 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
191 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
193 (sreal::stream_out, sreal::stream_in): New.
194 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
196 2017-04-25 Jakub Jelinek <jakub@redhat.com>
198 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
201 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
206 (dimode_scalar_chain::compute_convert_gain): Ditto.
207 (dimode_scalar_chain::make_vector_copies): Ditto.
208 (dimode_scalar_chain::convert_reg): Ditto.
209 (dimode_scalar_chain::convert_insn): Ditto.
210 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
211 (VI248_AVX512BW_1): New mode iterator.
212 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
213 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
216 2017-04-25 Martin Sebor <msebor@redhat.com>
218 PR tree-optimization/80497
219 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
220 constants are representable in HOST_WIDE_INT.
221 (parse_directive): Ditto.
223 2017-04-25 Martin Sebor <msebor@redhat.com>
226 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
227 (new_zero_array): Adjust signature.
228 (dom_info::dom_init): Used unsigned rather that size_t.
229 (dom_info::dom_info): Same.
231 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
232 Jakub Jelinek <jakub@redhat.com>
235 * config/arm/arm.c: Include gimple.h.
236 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
237 returns negative, increment ncrn only if it returned positive.
238 (arm_needs_doubleword_align): Return int instead of bool,
239 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
240 members, but if there is any such non-FIELD_DECL
241 > PARM_BOUNDARY aligned decl, return -1 instead of false.
242 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
243 returns negative, increment nregs only if it returned positive.
244 (arm_setup_incoming_varargs): Likewise.
245 (arm_function_arg_boundary): Emit -Wpsabi note if
246 arm_needs_doubleword_align returns negative, return
247 DOUBLEWORD_ALIGNMENT only if it returned positive.
249 2017-04-25 Marek Polacek <polacek@redhat.com>
252 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
253 first argument to type.
255 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
258 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
259 type checks to test for compatibility instead of equality.
261 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
262 Jakub Jelinek <jakub@redhat.com>
265 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
267 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
268 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
269 the alignment computation, but return their maximum in warn_alignment.
270 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
271 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
273 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
274 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
277 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
279 * config/arc/simdext.md (dmpyh): Fix typo.
281 2017-04-25 Richard Biener <rguenther@suse.de>
283 PR tree-optimization/80492
284 * alias.c (compare_base_decls): Handle registers with asm
285 specification conservatively.
286 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
287 compare_base_decls returning dont-know properly.
289 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
291 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
292 (legitimate_offset_address_p): New function.
293 (arc_legitimate_address_p): Use above function.
295 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
297 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
299 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
301 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
302 ACCH registers whenever they are available.
304 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
306 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
307 double regs fix when not used.
309 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
311 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
313 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
314 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
316 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
318 * config/arc/arc.c (arc_output_addsi): Check for h-register class
319 when emitting short ADD instructions.
321 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
323 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
325 (cmpsi_cc_c_insn): Likewise.
326 (cbranchsi4_scratch): Compute proper instruction length using
327 compact_hreg_operand.
328 * config/arc/predicates.md (compact_hreg_operand): New predicate.
330 2017-04-25 Richard Biener <rguenther@suse.de>
333 * passes.c (pass_manager::pass_manager): Initialize
336 2017-04-25 Richard Biener <rguenther@suse.de>
338 PR tree-optimization/79201
339 * tree-ssa-sink.c (statement_sink_location): Handle calls.
341 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
344 * config/s390/vector.md: Split MEM->GPR vector moves for
345 non-s_operand addresses.
347 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
350 * config/s390/predicates.md (reload_const_wide_int_operand): New
352 * config/s390/s390.md ("movti"): Remove d/P alternative.
353 ("movti_bigconst"): New pattern definition.
355 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
358 * s390-protos.h (s390_expand_cs_hqi): Removed.
359 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
360 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
361 modes as well as CCZ1mode and CCZmode.
362 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
363 signature of s390_emit_compare_and_swap.
364 (s390_expand_cs_hqi): Likewise, make static.
365 (s390_expand_cs_tdsi): Generate an explicit compare before trying
366 compare-and-swap, in some cases.
367 (s390_expand_cs): Wrapper function.
368 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
370 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
371 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
372 patterns for small and large integers. Forbid symref memory operands.
373 Move expander to s390.c. Require cc register.
374 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
375 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
376 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
377 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
378 symref memory operands. Remove CC mode and call s390_match_ccmode
380 ("atomic_exchange<mode>"): Allow and implement all integer modes.
382 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
384 * config/s390/s390.md (define_peephole2): New peephole to help
385 combining the load-and-test pattern with volatile memory.
387 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
389 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
390 with CCZmode for TARGET_Z196.
392 2017-04-25 Jakub Jelinek <jakub@redhat.com>
394 PR rtl-optimization/80501
395 * combine.c (make_compound_operation_int): Set subreg_code to SET
396 even for AND with mask of the sign bit of mode.
398 PR rtl-optimization/80500
399 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
402 2017-04-25 Julian Brown <julian@codesourcery.com>
403 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
405 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
407 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
409 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
411 2017-04-25 Julian Brown <julian@codesourcery.com>
412 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
414 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
415 (thunderx2t99_sha): New Reservation.
417 2017-04-25 Julian Brown <julian@codesourcery.com>
418 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
420 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
421 type for 1-element load.
423 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
425 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
427 2017-04-24 Martin Jambor <mjambor@suse.cz>
429 PR tree-optimization/80293
430 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
431 char arrays not totally scalarizable if it is false.
432 (analyze_all_variable_accesses): Pass correct value in the new
433 parameter. Add a statistics counter.
435 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
438 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
440 2017-04-24 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/80494
443 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
444 out for complex types.
446 2017-04-24 Richard Biener <rguenther@suse.de>
448 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
449 * tree-ssa-sccvn.c (print_scc): Print SCC size.
450 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
451 (DFS): Adjust and never fail.
452 (sccvn_dom_walker::fail): Remove.
453 (sccvn_dom_walker::before_dom_children): Adjust.
454 (run_scc_vn): Likewise and never fail.
455 * tree-ssa-pre.c (pass_pre::execute): Adjust.
456 (pass_fre::execute): Likewise.
458 2017-04-24 Richard Biener <rguenther@suse.de>
460 PR tree-optimization/79725
461 * tree-ssa-sink.c (statement_sink_location): Return whether
462 failure reason was zero uses. Move that check later.
463 (sink_code_in_bb): Deal with zero uses by removing the stmt
466 2017-04-24 Richard Biener <rguenther@suse.de>
469 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
470 pointer-based references.
472 2017-04-24 Richard Biener <rguenther@suse.de>
475 * pass_manager.h (pass_manager::operator new): Remove.
476 (pass_manager::operator delete): Likewise.
477 * passes.c (pass_manager::operator new): Remove.
478 (pass_manager::operator delete): Likewise.
479 (pass_manager::pass_manager): Zero individual pass members.
481 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
484 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
485 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
486 Check "XEXP (src, 1)" operand here.
487 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
488 Check "XEXP (src, 1)" operand here.
489 (dimode_scalar_chain::make_vector_copies): Detect count register
490 of a shift instruction. Zero extend count register from QImode
491 to DImode to satisfy vector shift pattern count operand predicate.
492 Substitute vector shift count operand with a DImode copy.
493 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
496 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
499 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
500 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
501 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
502 (UNSPEC_NOREX_MEM): Remove definition.
504 2017-04-21 Richard Biener <rguenther@suse.de>
506 PR tree-optimization/79547
507 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
508 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
509 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
510 without any constraints.
512 2017-04-21 Richard Biener <rguenther@suse.de>
514 PR tree-optimization/78847
515 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
517 2017-04-21 Richard Biener <rguenther@suse.de>
519 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
520 (build_distinct_type_copy): Likewise.
521 (build_variant_type_copy): Likewise.
522 * tree.c (build_qualified_type): Pass down mem-stat info.
523 (build_distinct_type_copy): Likewise.
524 (build_variant_type_copy): Likewise.
526 2017-04-21 Richard Biener <rguenther@suse.de>
528 PR tree-optimization/80237
529 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
531 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
532 for a simplified result.
534 2016-04-21 Richard Biener <rguenther@suse.de>
536 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
537 sth as strict as a simple_iv but a chrec without symbols and an
538 operand defined in the loop we are peeling (and not some subloop).
539 (propagate_constants_for_unrolling): Propagate all constants.
541 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/i386.c (print_reg): Remove assert for disalowed
545 regno values, call output_operand_lossage instead.
547 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/constraints.md (Yc): New register constraint.
551 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
552 Use Yc constraint for alternative 2 of operand 0. Remove
553 preferred_for_speed attribute.
555 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
557 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
558 lastprivate clauses in SIMT case.
560 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
562 * doc/invoke.texi (-Wextra-semi): Document new warning option.
564 2017-04-20 Richard Biener <rguenther@suse.de>
566 PR tree-optimization/57796
567 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
569 (vect_model_load_cost): Cost gathers as N scalar loads.
571 2017-04-20 Richard Biener <rguenther@suse.de>
573 * ggc-page.c (ggc_allocated_p): Rename to ...
574 (safe_lookup_page_table_entry): ... this and return the lookup
576 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
578 2017-04-20 Richard Biener <rguenther@suse.de>
580 PR tree-optimization/80453
581 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
582 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
584 (vn_phi_eq): Pass them down.
585 (vn_phi_lookup): Record them.
586 (vn_phi_insert): Likewise.
588 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
590 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
591 uninitialized variable warning to avoid buffer overrun.
593 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
596 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
597 is suppressed for '{ 0 }' in C.
599 2017-04-20 Jakub Jelinek <jakub@redhat.com>
601 * BASE-VER: Set to 8.0.0.
603 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
605 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
606 priority .init_array and .fini_array section with SECTION_NOTYPE
609 2017-04-20 Jakub Jelinek <jakub@redhat.com>
612 * tree.h (build_array_type): Add typeless_storage default argument.
613 * tree.c (type_cache_hasher::equal): Also compare
614 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
615 (build_array_type): Add typeless_storage argument, set
616 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
618 (build_nonshared_array_type): Adjust build_array_type_1 caller.
619 (build_array_type): Likewise. Add typeless_storage argument.
621 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
622 Jakub Jelinek <jakub@redhat.com>
624 PR tree-optimization/80426
625 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
626 operation on symbolic operands, also compute the overflow for the
627 invariant part when the operation degenerates into a negation.
629 2017-04-19 Jakub Jelinek <jakub@redhat.com>
632 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
633 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
636 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
638 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
641 * config/avr/avr.c (tree.h): Include it.
642 (cgraph.h): Include it.
643 (avr_encode_section_info): Don't warn for uninitialized progmem
644 variable if it's just an alias.
646 2017-04-19 Richard Biener <rguenther@suse.de>
649 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
650 when needed by AutoPGO.
652 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
655 * doc/lto.texi: Remove an extra 'that'.
657 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
659 PR rtl-optimization/80429
660 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
661 are only used in debug insns.
663 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
664 Vladimir Makarov <vmakarov@redhat.com>
666 * config/sparc/predicates.md (input_operand): Add comment. Return
667 true for any memory operand when LRA is in progress.
668 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
670 2017-04-18 Jeff Law <law@redhat.com>
673 * mips.md ({return,simple_return}_internal): Do not overwrite
676 2017-04-18 Jakub Jelinek <jakub@redhat.com>
678 PR tree-optimization/80443
679 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
680 instead of adding 1, subtract -1 and similarly instead of subtracting
683 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
685 PR rtl-optimization/80357
686 * haifa-sched.c (tmp_bitmap): New variable.
687 (model_recompute): Handle duplicate use records.
688 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
689 (free_global_sched_pressure_data): Free it.
691 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
694 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
695 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
696 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
697 instead of SYSTEM_HEADER_DIR.
699 2017-04-18 Jeff Law <law@redhat.com>
702 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
703 predecessors after walking up the insn chain.
705 2017-04-18 Jakub Jelinek <jakub@redhat.com>
708 * dwarf2out.c (modified_type_die): Try harder not to emit internal
709 sizetype type into debug info.
711 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
714 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
715 unneeded test for TARGET_UPPER_REGS_SF.
716 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
718 2017-04-18 Jakub Jelinek <jakub@redhat.com>
721 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
722 instead of gsi_after_labels.
724 2017-04-18 Jeff Law <law@redhat.com>
726 * regcprop.c (maybe_mode_change): Avoid creating copies of the
730 2017-04-13 Jeff Law <law@redhat.com>
731 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
732 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
734 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
737 * config/avr/avr.c (intl.h): Include it.
738 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
740 2017-04-18 Martin Liska <mliska@suse.cz>
742 PR gcov-profile/78783
743 * gcov-tool.c (gcov_output_files): Validate that destination
744 file is either removed by the tool or by a user.
746 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
747 Guy Benyei <guybe@mellanox.com>
749 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
750 block, and do not negate it, the stored id is already negative.
752 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
754 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
756 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
759 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
760 masks of options that should be turned off if the VSX vector
761 options are turned off.
762 (OTHER_P8_VECTOR_MASKS): Likewise.
763 (OTHER_VSX_VECTOR_MASKS): Likewise.
764 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
765 rs6000_disable_incompatible_switches to validate no type switches
767 (rs6000_incompatible_switch): New function to disallow turning on
768 other vector options if -mno-vsx, -mno-power8-vector, or
769 -mno-power9-vector are specified.
771 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
773 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
775 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
777 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
778 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
779 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
780 (ARG_POINTER_CFA_OFFSET): Likewise.
782 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
784 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
785 conditions to take advantage of various optimizations.
787 2017-04-13 Jeff Law <law@redhat.com>
789 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
790 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
791 (zero_extendsidi2_dext): Likewise.
793 2017-04-13 Jakub Jelinek <jakub@redhat.com>
796 * fold-const.c (fold_ternary_loc): Revert
797 use op0 instead of fold_convert_loc (loc, type, arg0) part of
800 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
802 PR rtl-optimization/80343
803 * lra-remat.c (update_scratch_ops): Assign original hard reg to
806 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
809 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
810 to ubsan_encode_value.
812 2017-04-13 Jeff Law <law@redhat.com>
814 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
815 appearing in DEBUG_INSNs.
817 2017-04-13 Martin Liska <mliska@suse.cz>
819 PR gcov-profile/80413
820 * gcov-io.c (gcov_write_string): Copy to buffer just when
821 allocated size is greater than zero.
823 2017-04-13 Jakub Jelinek <jakub@redhat.com>
826 * dwarf2out.c (decls_for_scope): Ignore declarations of
827 current_function_decl in BLOCK_NONLOCALIZED_VARS.
829 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
832 * ipa-visibility.c (non_local_p): Fix typos.
833 (localize_node): When localizing symbol in same comdat group,
834 dissolve the group only when we know external symbols are going
836 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
838 2017-04-12 Jakub Jelinek <jakub@redhat.com>
840 PR tree-optimization/79390
841 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
842 order does not result in usable sequence, retry with reversed operand
848 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
849 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
850 op0 instead of fold_convert_loc (loc, type, arg0).
852 2017-04-12 Jeff Law <law@redhat.com>
854 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
855 has a delay slot in the generated code.
857 * config/cris/cris.md (cris_preferred_reload_class): Return
858 GENNONACR_REGS rather than GENERAL_REGS.
860 2017-04-12 Jakub Jelinek <jakub@redhat.com>
863 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
864 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
865 signedness of the result type.
867 2017-04-12 Richard Biener <rguenther@suse.de>
868 Jeff Law <law@redhat.com>
870 PR tree-optimization/80359
871 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
872 trim stores to TARGET_MEM_REFs.
874 2017-04-12 Richard Biener <rguenther@suse.de>
876 PR tree-optimization/79390
877 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
878 threading case even more.
880 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
883 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
884 for quad_address_p for TImode, instead of just not indexed_address.
886 2017-04-12 Richard Biener <rguenther@suse.de>
887 Bernd Edlinger <bernd.edlinger@hotmail.de>
890 * alias.c (component_uses_parent_alias_set_from): Handle
891 TYPE_TYPELESS_STORAGE.
892 (get_alias_set): Likewise.
893 * tree-core.h (tree_type_common): Add typeless_storage flag.
894 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
895 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
896 for types containing members with TYPE_TYPELESS_STORAGE.
897 (place_field): Likewise.
898 (layout_type): Likewise for ARRAY_TYPE.
899 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
900 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
901 TYPE_TYPELESS_STORAGE.
902 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
904 2017-04-12 Jakub Jelinek <jakub@redhat.com>
907 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
908 first argument to type.
910 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
914 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
915 CONST0_RTX (mode) rather than const0_rtx where appropriate.
916 (rs6000_expand_binop_builtin): Likewise.
917 (rs6000_expand_ternop_builtin): Likewise; also add missing
918 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
920 * doc/extend.texi: Document that vec_xxpermdi's third argument
923 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
926 Use shift_const cost parameter when calculating gain of STV shifts.
928 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
930 PR rtl-optimization/70478
931 * lra-constraints.c (process_alt_operands): Check memory for
932 disfavoring memory insn operand.
934 2017-04-11 Jakub Jelinek <jakub@redhat.com>
937 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
938 left shift in unsigned HOST_WIDE_INT type.
940 PR rtl-optimization/80385
941 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
942 (not (neg X)) into (plus X -1) for complex or non-integral modes.
945 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
946 if they have any depend clauses.
948 2017-04-11 Martin Liska <mliska@suse.cz>
951 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
952 * ipa-split.c (split_function): Create a local comdat symbol
953 if caller is in a comdat group.
955 2017-04-11 Martin Liska <mliska@suse.cz>
958 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
961 2017-04-11 Martin Sebor <msebor@redhat.com>
964 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
965 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
967 (directive::set_width, directive::set_precision, format_character):
969 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
972 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
975 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
976 conflict, set target->arch_name instead of target->cpu_name.
978 2017-04-11 Richard Biener <rguenther@suse.de>
980 PR tree-optimization/80374
981 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
982 build_zero_cst, remove fold_convertible_p check again.
984 2017-04-11 Martin Liska <mliska@suse.cz>
987 * ubsan.c (instrument_object_size): Do not instrument register
990 2017-04-11 Jakub Jelinek <jakub@redhat.com>
993 * config/i386/i386-builtin-types.def
994 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
995 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
996 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
997 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
998 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
999 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1000 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1001 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1002 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1003 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1004 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1005 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1006 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1007 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1008 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1009 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1010 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1011 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1012 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1013 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1014 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1015 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1016 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1017 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1018 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1019 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1020 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1021 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1022 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1023 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1024 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1025 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1026 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1027 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1028 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1029 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1030 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1031 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1032 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1033 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1034 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1035 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1036 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1037 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1038 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1039 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1041 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1042 flag to second_arg_count, handle 4 argument function type _COUNT
1043 aliases, handle second_arg_count on second argument rather than last.
1045 2017-04-10 Jeff Law <law@redhat.com>
1047 PR tree-optimization/80374
1048 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1049 record anything if we can not convert integer_zero_node to the
1052 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1055 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1056 Enhance special handling given to the TARGET_P9_MINMAX option in
1057 relation to certain other options.
1059 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1061 PR tree-optimization/80153
1062 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1063 remove POINTER_PLUS_EXPR's base part directly, rather than through
1066 2017-04-10 Richard Biener <rguenther@suse.de>
1067 Bin Cheng <bin.cheng@arm.com>
1069 PR tree-optimization/80153
1070 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1071 the first element of pointer type aff_tree. Build result expr in
1073 (add_elt_to_tree): Convert to type unconditionally. Remove other
1075 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1076 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1078 2017-04-10 Richard Biener <rguenther@suse.de>
1080 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1083 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1085 PR rtl-optimization/70478
1086 * lra-constraints.c (curr_small_class_check): New.
1087 (update_and_check_small_class_inputs): New.
1088 (process_alt_operands): Update curr_small_class_check. Disfavor
1089 alternative insn memory operands. Check available regs for small
1092 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1095 * config/mips/mips.opt (-mvirt): Update description.
1096 * doc/invoke.texi (-mvirt): Likewise.
1098 2017-04-10 Richard Biener <rguenther@suse.de>
1101 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1102 looking for NEGATE_EXPR in -A / -B to A / B folding.
1104 2017-04-10 Martin Liska <mliska@suse.cz>
1106 PR gcov-profile/80224
1107 * gcov.c (print_usage): Fix usage string.
1108 (get_gcov_intermediate_filename): Remove.
1109 (output_gcov_file): Use both for normal and intermediate format.
1110 (generate_results): Do not initialize special file for
1111 intermediate format.
1113 2017-04-10 Richard Biener <rguenther@suse.de>
1115 PR tree-optimization/80304
1116 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1119 2017-04-10 Nathan Sidwell <nathan@acm.org>
1122 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1123 (rs6000_init_builtins): Use it.
1125 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1127 * config/arm/arm.md (<mrc>): Add mode to SET source.
1130 2017-04-10 Richard Biener <rguenther@suse.de>
1133 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1135 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1138 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1139 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1140 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1141 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1142 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1143 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1144 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1145 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1146 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1147 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1148 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1149 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1150 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1151 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1152 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1153 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1154 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1155 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1156 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1157 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1158 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1159 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1160 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1162 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1164 PR rtl-optimization/70478
1165 * lra-constraints.c: Reverse the last patch.
1167 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1169 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1170 Add comment for WCHAR_T.
1172 2017-04-08 Martin Liska <mliska@suse.cz>
1175 2017-04-07 Martin Liska <mliska@suse.cz>
1178 * ipa-split.c (split_function): Add function part to a same comdat
1181 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1184 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1186 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1188 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1189 (vec_pairing): ...to this.
1190 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1191 (rs6000_sched_init): Adjust for name change.
1192 (struct rs6000_sched_context): Likewise.
1193 (rs6000_init_sched_context): Likewise.
1194 (rs6000_set_sched_context): Likewise.
1196 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1202 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1204 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1205 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1206 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1208 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1210 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1212 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1214 PR rtl-optimization/70703
1215 * ira-color.c (update_conflict_hard_regno_costs): Use
1216 int64_t instead of HOST_WIDE_INT.
1218 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1220 PR rtl-optimization/70478
1221 * lra-constraints.c (process_alt_operands): Disfavor alternative
1222 insn memory operands.
1224 2017-04-07 Jeff Law <law@redhat.com>
1226 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1227 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1229 2017-04-07 Martin Liska <mliska@suse.cz>
1232 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1233 Show error message instead of an ICE.
1235 2017-04-07 Martin Liska <mliska@suse.cz>
1238 * ipa-split.c (split_function): Add function part to a same comdat
1241 2017-04-07 Richard Biener <rguenther@suse.de>
1244 * tree.c (get_unwidened): Also handle ! for_type case for
1246 * convert.c (do_narrow): Split out from ...
1247 (convert_to_integer_1): ... here. Do not pass final truncation
1248 type to get_unwidened for TRUNC_DIV_EXPR.
1250 2017-04-07 Richard Biener <rguenther@suse.de>
1252 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1254 (aff_combination_const): Adjust.
1255 (aff_combination_scale): Likewise.
1256 (aff_combination_add_elt): Likewise.
1257 (aff_combination_add_cst): Likewise.
1258 (aff_combination_convert): Likewise.
1259 (add_elt_to_tree): Likewise. Remove unused argument.
1260 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1262 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1264 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1266 * config/arm/arm.c (arm_default_short_enums): Use
1267 ARM_DEFAULT_SHORT_ENUMS.
1268 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1270 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1273 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1274 members with redundant out-of-class redeclaration.
1276 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1280 * config/i386/i386.md (*zero_extendsidi2):
1281 Add (?*x,*x) and (?*v,*v) alternatives.
1283 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.c (ix86_expand_builtin)
1287 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1288 mode from insn data. Convert operands to insn operand mode.
1289 Copy operands that don't satisfy insn predicate to a register.
1291 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1293 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1296 2017-04-06 Richard Biener <rguenther@suse.de>
1298 PR tree-optimization/80334
1299 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1300 preserve alignment of accesses.
1302 2017-04-06 Richard Biener <rguenther@suse.de>
1304 PR tree-optimization/80262
1305 * tree-sra.c (build_ref_for_offset): Preserve address-space
1307 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1308 Drop useless address-space information on MEM_REF offsets.
1310 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
1312 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1314 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1316 PR rtl-optimization/70703
1317 * ira-color.c (update_conflict_hard_regno_costs): Use
1318 HOST_WIDE_INT instead of long.
1320 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
1323 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1324 not defined for x86_64 target. Add -mmmx target option when __SSE2__
1326 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1327 for x86_64 target. Handle -m3dnowa option.
1329 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1331 PR rtl-optimization/70703
1332 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1333 (update_conflict_hard_regno_costs): Use long instead of unsigned
1334 arithmetic for cost calculation.
1336 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1337 Bernd Edlinger <bernd.edlinger@hotmail.de>
1340 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1343 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
1346 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1347 ptr_mode with Pmode throughout.
1348 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1349 into probe_stack_range and use DImode.
1351 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1354 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1355 call_eh_return is true.
1357 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1359 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1360 Initialize last_match_fntype_index.
1362 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1365 * tree-nvr.c: Include internal-fn.h.
1366 (pass_return_slot::execute): Ignore internal calls without
1369 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1370 Richard Biener <rguenther@suse.de>
1373 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1374 captures used multiple times, except for the last use.
1375 * generic-match-head.c: Include gimplify.h.
1377 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1379 PR tree-optimization/79390
1380 * target.h (struct noce_if_info): Declare.
1381 * targhooks.h (default_noce_conversion_profitable_p): Declare.
1382 * target.def (noce_conversion_profitable_p): New target hook.
1383 * ifcvt.h (struct noce_if_info): New type, moved from ...
1384 * ifcvt.c (struct noce_if_info): ... here.
1385 (noce_conversion_profitable_p): Renamed to ...
1386 (default_noce_conversion_profitable_p): ... this. No longer
1388 (noce_try_store_flag_constants, noce_try_addcc,
1389 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1390 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1391 instead of noce_conversion_profitable_p.
1392 * config/i386/i386.c: Include ifcvt.h.
1393 (ix86_option_override_internal): Don't override
1394 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1395 (ix86_noce_conversion_profitable_p): New function.
1396 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
1397 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
1398 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
1399 * doc/tm.texi: Regenerated.
1401 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1403 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
1406 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1409 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
1410 instructions for small multiply cores.
1412 2017-04-04 Jeff Law <law@redhat.com>
1414 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
1416 (mips_expand_vec_perm_const): Initialize elements in orig_perm
1417 that are not set by the loop over the elements.
1419 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1422 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
1423 int mode, convert_modes it to mode as unsigned, otherwise use
1424 lowpart_subreg to mode rather than SImode.
1425 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
1426 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
1427 Use DImode instead of SImode for the shift count operand.
1428 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
1431 2017-04-04 Richard Biener <rguenther@suse.de>
1434 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
1435 arithmetic done for the negate or the plus. Simplify.
1436 (A - (-B) -> A + B): Likewise.
1437 * fold-const.c (split_tree): Make sure to not negate pointers.
1439 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
1441 PR rtl-optimization/60818
1442 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
1443 a compare of comparisons with the thing compared if this results
1444 in a different machine mode.
1446 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
1448 * alias.c (base_alias_check): Fix typo in comment.
1449 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
1450 * cgraphunit.c (symbol_table::compile): Likewise.
1451 * collect2.c (maybe_run_lto_and_relink): Likewise.
1452 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
1453 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
1454 * config/avr/avr.c (avr_map_op_t): Likewise.
1455 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
1456 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
1457 * config/epiphany/epiphany.md (movcc): Likewise.
1458 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
1459 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
1461 * config/mips/mips.c (mips_save_restore_reg): Likewise.
1462 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
1463 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
1464 * config/sh/sh.c (sh_rtx_costs): Likewise.
1465 * fold-const.c (fold_truth_andor): Likewise.
1466 * genautomata.c (collapse_flag): Likewise.
1467 * gengtype.h (struct type::u::s): Likewise.
1468 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
1469 * input.c (FORMAT_AMOUNT): Likewise.
1470 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
1471 (known_aggs_to_agg_replacement_list): Likewise.
1472 * ipa-inline-analysis.c: Likewise.
1473 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
1474 * ipa-polymorphic-call.c
1475 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
1476 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
1477 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
1479 * modulo-sched.c (apply_reg_moves): Likewise.
1480 * omp-expand.c (build_omp_regions_1): Likewise.
1481 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
1482 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
1483 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
1484 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1485 * value-prof.c: Likewise.
1486 * var-tracking.c (val_reset): Likewise.
1488 2017-04-03 Richard Biener <rguenther@suse.de>
1490 PR tree-optimization/80275
1491 * fold-const.c (split_address_to_core_and_offset): Handle
1494 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
1496 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
1497 descriptors is at least equal to that of functions.
1499 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
1503 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
1507 (mov<IMOD4:mode>): New expander.
1508 (*mov<IMOD4:mode>_internal): New insn and split pattern.
1510 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
1512 PR rtl-optimization/79405
1513 * fwprop.c (propagations_left): New variable.
1514 (forward_propagate_into): Decrement it.
1515 (fwprop_init): Initialize it.
1516 (fw_prop): If the variable has reached zero, stop propagating.
1517 (fwprop_addr): Ditto.
1519 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1522 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
1523 a FUNCTION_DECL, pass it as decl instead of origin to
1526 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
1528 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
1531 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
1534 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
1535 TARGET_VSX_SMALL_INTEGER.
1537 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1539 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
1540 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
1542 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1544 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
1545 extraction from odd-numbered MSA register.
1547 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1550 * expmed.c (store_bit_field_1): Don't attempt to create
1551 a word subreg out of hard registers wider than word if they
1552 have HARD_REGNO_NREGS of 1 for their mode.
1555 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
1556 conversions to integer types wider than word and pointer.
1559 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
1560 (rtx_equal_for_cselib_p): Pass 0 to it.
1561 * cselib.c (cselib_hasher::equal): Likewise.
1562 (rtx_equal_for_cselib_1): Add depth argument. If depth
1563 is 128, don't look up VALUE locs and punt. Increment
1564 depth in recursive calls when walking VALUE locs.
1566 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
1568 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
1569 (make_gcov_file_name): Use the canonical path name for generating
1571 (read_line): Fix handling of files with ascii null bytes.
1573 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
1575 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
1576 to initialise a vector register instead
1577 of using a const_int.
1579 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1581 PR translation/80189
1582 * gimplify.c (omp_default_clause): Use %qs instead of %s in
1583 diagnostic messages.
1585 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
1588 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
1589 (dfp_diex_<mode>): Update mode of operand 1.
1590 * doc/extend.texi (dxex, dxexq): Document change to return type.
1591 (diex, diexq): Document change to argument type.
1593 2017-03-30 Martin Jambor <mjambor@suse.cz>
1596 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
1597 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
1598 it reflects the signature changes performed at the callee side.
1599 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
1600 to cgraph_build_function_type_skip_args.
1601 (build_function_decl_skip_args): Adjust call to the above function.
1603 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1606 * config/i386/sse.md
1607 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
1608 register as dest whenever it is a MEM not rtx_equal_p to the
1609 corresponding dup operand, and when forcing into reg move the
1610 reg into the memory afterwards.
1611 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
1612 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
1613 for the force_reg mode.
1614 (avx512vl_vextractf128<mode>): Use register as dest either
1615 always when a MEM, or when it is a MEM not rtx_equal_p to the
1616 corresponding dup operand, or even not when it is a CONST_VECTOR
1617 depending on the mode and lo vs. hi.
1618 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
1620 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
1621 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
1622 Likewise. Require that operands[2] is even.
1623 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
1624 Remove extraneous parens. Require that operands[2] is a multiple
1626 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
1627 operands[0] is a MEM if <mask_applied>, the predicates/constraints
1628 disallow memory then.
1630 2017-03-30 Richard Biener <rguenther@suse.de>
1632 PR tree-optimization/77498
1633 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
1634 to non-constants over backedges.
1636 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
1638 PR rtl-optimization/80233
1639 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
1640 as last_combined_insn. Do not test for BARRIER_P separately.
1642 2017-03-29 Andreas Schwab <schwab@suse.de>
1645 * calls.c (prepare_call_address): Convert funexp to Pmode before
1646 copying to temp reg.
1648 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1650 PR tree-optimization/80158
1651 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
1652 Handle possible future case of more than one alternate
1654 (replace_rhs_if_not_dup): Likewise.
1655 (replace_one_candidate): Likewise.
1657 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
1659 PR rtl-optimization/80193
1660 * ira.c (ira): Do not check allocation for LRA.
1662 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
1664 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
1665 (nvptx_output_simt_exit): Declare.
1666 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
1667 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
1668 (init_softstack_frame): Move initialization of crtl->is_leaf to...
1669 (nvptx_declare_function_name): ...here. Emit declaration of local
1670 memory space buffer for omp_simt_enter insn.
1671 (nvptx_output_unisimt_switch): New.
1672 (nvptx_output_softstack_switch): New.
1673 (nvptx_output_simt_enter): New.
1674 (nvptx_output_simt_exit): New.
1675 * config/nvptx/nvptx.h (struct machine_function): New fields
1676 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
1677 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
1678 (UNSPECV_SIMT_EXIT): Ditto.
1679 (omp_simt_enter_insn): New insn.
1680 (omp_simt_enter): New expansion.
1681 (omp_simt_exit): New insn.
1682 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
1684 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
1685 (expand_GOMP_SIMT_ENTER_ALLOC): New.
1686 (expand_GOMP_SIMT_EXIT): New.
1687 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
1688 (GOMP_SIMT_ENTER_ALLOC): Ditto.
1689 (GOMP_SIMT_EXIT): Ditto.
1690 * target-insns.def (omp_simt_enter): New insn.
1691 (omp_simt_exit): Ditto.
1692 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
1694 (lower_rec_simd_input_clauses): Implement SIMT privatization.
1695 (lower_rec_input_clauses): Likewise.
1696 (lower_lastprivate_clauses): Handle SIMT privatization.
1698 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
1699 (ompdevlow_adjust_simt_enter): New.
1700 (find_simtpriv_var_op): New.
1701 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
1702 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
1704 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
1705 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
1706 (copy_decl_for_dup_finish): Ditto.
1708 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
1710 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386.c (ix86_option_override_internal): Always
1714 allow -mpreferred-stack-boundary=3 for 64-bit targets.
1716 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1718 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
1720 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1722 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
1723 mark new edge's irreducible flag accordign to it.
1724 (vect_do_peeling): Check loop preheader edge's irreducible flag
1725 and pass it to function slpeel_add_loop_guard.
1727 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
1729 PR tree-optimization/80218
1730 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1731 Update block frequencies and counts.
1733 2017-03-28 Richard Biener <rguenther@suse.de>
1735 PR tree-optimization/78644
1736 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
1737 of a simplification result we may not use it at all.
1739 2017-03-28 Richard Biener <rguenther@suse.de>
1742 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
1743 without arguments, generate default definition of a SSA name.
1745 2017-03-28 Richard Biener <rguenther@suse.de>
1748 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
1749 TYPE_REF_CAN_ALIAS_ALL references.
1750 * fold-const.c (fold_indirect_ref_1): Likewise.
1752 2017-03-28 Martin Liska <mliska@suse.cz>
1755 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
1756 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
1758 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1759 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
1761 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
1762 (EXTRA_SPECS): Define.
1763 (SUBTARGET_EXTRA_SPECS): Likewise.
1764 (SUBTARGET_CPP_SPEC): Likewise.
1765 * config/arc/elf.h (EXTRA_SPECS): Renamed to
1766 SUBTARGET_EXTRA_SPECS.
1767 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
1769 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1771 * config/arc/simdext.md (vst64_insn): Update pattern.
1772 (vld32wh_insn): Likewise.
1773 (vld32wl_insn): Likewise.
1774 (vld64_insn): Likewise.
1775 (vld32_insn): Likewise.
1777 2017-03-28 Marek Polacek <polacek@redhat.com>
1780 * fold-const.c (fold_comparison): Use protected_set_expr_location
1781 instead of SET_EXPR_LOCATION.
1783 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1785 * tree.c (add_expr): Avoid name lookup warning.
1787 2017-03-27 Jeff Law <law@redhat.com>
1789 PR tree-optimization/80216
1790 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
1791 function name. Limit recursion depth.
1792 (record_temporary_equivalences): Corresponding changes.
1794 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
1796 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
1799 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1802 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
1804 * cfgcleanup.c (reg_note_cfa_p): New array.
1805 (insns_have_identical_cfa_notes): New function.
1806 (old_insns_match_p): Don't cross-jump in between /f
1807 and non-/f instructions. If both i1 and i2 are frame related,
1808 verify all CFA notes, their order and content.
1810 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
1813 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
1814 HImode and SImode with zero extend to DImode to one insn.
1815 (bswap<mode>2_extenddi): Likewise.
1816 (bswapsi2_extenddi): Likewise.
1817 (bswaphi2_extendsi): Likewise.
1818 (bswaphi2): Combine bswap HImode and SImode into one insn.
1819 Separate memory insns from swapping register.
1820 (bswapsi2): Likewise.
1821 (bswap<mode>2): Likewise.
1822 (bswaphi2_internal): Delete, no longer used.
1823 (bswapsi2_internal): Likewise.
1824 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
1825 store, and gpr<-gpr swap insns.
1826 (bswap<mode>2_store): Likewise.
1827 (bswaphi2_reg): Register only splitter, combine with the splitter.
1828 (bswaphi2 splitter): Likewise.
1829 (bswapsi2_reg): Likewise.
1830 (bswapsi2 splitter): Likewise.
1831 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
1832 the insns into load, store, and register/register insns.
1833 (bswapdi2_ldbrx): Likewise.
1834 (bswapdi2_load): Likewise.
1835 (bswapdi2_store): Likewise.
1836 (bswapdi2_reg): Likewise.
1838 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
1840 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
1841 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
1843 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
1846 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
1848 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1849 special handling for target option conflicts between dform
1850 options (-mpower9-dform, -mpower9-dform-vector,
1851 -mpower9-dform-scalar) and -mno-direct-move.
1853 2017-03-27 Richard Biener <rguenther@suse.de>
1855 PR tree-optimization/80181
1856 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
1858 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1860 * config/arc/predicates.md (move_double_src_operand): Replace the
1861 call to move_double_src_operand with a call to address_operand.
1863 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1865 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
1866 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
1867 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
1869 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1871 * config/arc/predicates.md (long_immediate_loadstore_operand):
1872 Consider scaled addresses cases.
1874 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1876 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
1877 restored when in interrupt.
1878 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
1879 doesn't have delay slot.
1881 2017-03-27 Richard Biener <rguenther@suse.de>
1884 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
1885 inlined thunk clones.
1887 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1890 * asan.c (instrument_derefs): Copy over last operand from
1891 original COMPONENT_REF to the new COMPONENT_REF with
1892 DECL_BIT_FIELD_REPRESENTATIVE.
1893 * ubsan.c (instrument_object_size): Likewise.
1895 2017-03-27 Richard Biener <rguenther@suse.de>
1897 PR tree-optimization/80170
1898 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
1899 sure DR/SCEV didnt fold in constants we do not see when looking
1900 at the reference base alignment.
1902 2017-03-27 Richard Biener <rguenther@suse.de>
1905 * gimple-fold.c (fold_ctor_reference): Properly guard against
1906 NULL return value from canonicalize_constructor_val.
1908 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
1911 * config/i386/i386.c (ix86_expand_builtin)
1912 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
1913 flags reg setting and flags reg using instructions.
1914 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
1915 clobbering instructions to zero extend op2.
1917 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
1919 * doc/install.texi (Configuration) <--with-aix-soname>:
1920 Update link to AIX ld.
1922 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
1924 PR rtl-optimization/80160
1925 PR rtl-optimization/80159
1926 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
1927 reg_alternate_class into account.
1929 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
1932 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
1933 to consider in curr_insn_transform.
1935 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1937 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
1938 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
1939 and emit_mode_inner.
1941 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1943 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
1944 argument to the overloaded builtin variants. Use the new flag to
1945 deprecate certain builtin variants.
1946 * config/s390/s390-builtin-types.def: Add new builtin types.
1947 * config/s390/s390-builtins.h: Support new flags field for
1948 overloaded builtins.
1949 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
1950 (s390_macro_to_expand): Enable vector float data type.
1951 (s390_cpu_cpp_builtins_internal): Indicate support of the new
1952 builtins by incrementing the __VEC__ version number.
1953 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
1955 (s390_resolve_overloaded_builtin): Emit error messages depending
1956 on the builtin flags.
1957 * config/s390/s390.c (s390_expand_builtin): Support additional
1958 flags argument. Change error message to match the messages
1959 emitted in s390-c.c.
1960 * config/s390/s390.md: New UNSPEC_* constants.
1961 (op_type): Add new instruction types.
1962 * config/s390/vecintrin.h: Add new builtins and test data class
1964 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
1965 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
1966 (VEC_INEXACT, VEC_NOINEXACT): New constants.
1967 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
1968 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
1969 ("vec_mergel<mode>"): V_HW -> VEC_HW.
1971 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
1972 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
1973 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
1974 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
1976 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
1977 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
1978 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
1979 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
1981 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
1982 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
1983 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
1984 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
1985 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
1986 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
1987 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
1989 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
1990 ("vec_scatter_element<V_HW_4:mode>_DI")
1991 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
1992 ("vec_fpint<mode>", "vflls")
1993 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
1994 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
1995 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
1996 ("*vec_cmphe<mode>_cc"): ... these.
1998 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
1999 mode constant instead of magic value.
2001 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2003 * config/s390/s390.c (s390_expand_vec_compare): Support other
2004 vector floating point modes than just V2DF.
2005 (s390_expand_vcond): Likewise.
2006 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2007 (s390_cannot_change_mode_class): Prevent mode changes between TF
2008 and V1TF in vector registers.
2009 * config/s390/s390.md (DF, SF): New mode attributes.
2010 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2011 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2012 SFmode support for VRs.
2013 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2015 (VFT, VF_HW): New mode iterators.
2016 (vw, sdx): New mode attributes.
2017 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2018 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2019 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2020 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2021 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2022 also the new vector floating point modes. Renaming to ...
2024 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2025 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2026 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2027 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2028 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2029 ("vec_unordered<mode>"): ... these.
2031 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2032 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2033 ("*vec_extendv2df"): New insn definitions.
2035 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2037 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2038 ("mulditi3_2", "*muldi3_sign"): New patterns.
2039 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2040 rename the pattern definition.
2042 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2044 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2046 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2048 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2050 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2051 instruction if possible.
2052 * config/s390/vector.md (vec_halfnumelts): New mode
2054 ("*vec_vllezlf<mode>"): New pattern.
2056 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2058 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2059 ("popcountv4si2", "popcountv2di2"): Rename to ...
2060 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2061 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2063 ("popcount<mode>2_vxe"): New pattern.
2065 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2067 * common/config/s390/s390-common.c (processor_flags_table): Add
2069 * config.gcc: Add arch12.
2070 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2071 Default to arch12 for unknown CPU model numbers.
2072 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2073 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2074 PROCESSOR_max sanity check.
2075 * config/s390/s390-opts.h (enum processor_type): Add
2077 * config/s390/s390.c (processor_table): Add arch12.
2078 (s390_expand_builtin): Add check for B_VXE flag.
2079 (s390_issue_rate): Add PROCESSOR_ARCH12.
2080 (s390_get_sched_attrmask): Likewise.
2081 (s390_get_unit_mask): Likewise.
2082 (s390_sched_score): Enable z13 scheduling for arch12.
2083 (s390_sched_reorder): Likewise.
2084 (s390_sched_variable_issue): Likewise.
2085 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2087 (s390_tune_attr): Use z13 scheduling also for arch12.
2088 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2089 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2090 (TARGET_VXE_P): New macros.
2091 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2092 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2093 * config/s390/s390.opt: Add arch12 as processor_type.
2095 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2097 * config/s390/s390.md
2098 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2099 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2100 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2102 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2103 Rename expanders to ...
2105 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2106 ("fixuns_truncdddi2_emu"): ... these.
2108 ("fixuns_trunc<mode>si2_emu"): New expander.
2110 ("*fixuns_truncdfdi2_z13"): Rename to ...
2111 ("*fixuns_truncdfdi2_vx"): ... this.
2113 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2115 * config/s390/2964.md: Remove the single element vector compare
2116 instructions which are no longer used.
2117 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2119 (s390_canonicalize_comparison): Remove handling of DFmode
2121 (s390_expand_vec_compare_scalar): Remove function.
2122 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2123 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2125 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2127 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2129 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2131 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2132 will anyway by matched by mov<mode>_64dfp.
2134 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2136 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2137 vlef/vstef. Add missing operand to vleif.
2139 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2141 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2142 pair for all vector types with 64 bit elements.
2143 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2144 * config/s390/vector.md (V_HW_64): ... here.
2145 (V_128_NOSINGLE): New mode iterator.
2146 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2147 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2148 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2149 ("*vec_load_pairv2di"): Change to ...
2150 ("*vec_load_pair<mode>"): ... this one.
2152 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2154 * config/s390/constraints.md: Add comments.
2155 (jKK): Reject element sizes > 8 bytes.
2156 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2158 * config/s390/s390.md: Add the s_operand checks formerly in
2159 s390_split_ok_p to various splitters where they are still
2161 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2162 for 128 bit vectors. Plus two splitters.
2164 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2166 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2169 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2172 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2173 error if the boundary argument is not constant.
2175 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2177 PR rtl-optimization/80112
2178 * loop-doloop.c (doloop_condition_get): Don't check condition
2179 if cmp isn't SET with IF_THEN_ELSE src.
2181 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2183 PR tree-optimization/80158
2184 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2185 replacing a candidate statement, also replace it for the
2186 candidate's alternate interpretation.
2187 (replace_rhs_if_not_dup): Likewise.
2188 (replace_one_candidate): Likewise.
2190 2017-03-24 Richard Biener <rguenther@suse.de>
2192 PR tree-optimization/80167
2193 * graphite-isl-ast-to-gimple.c
2194 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2196 (translate_isl_ast_to_gimple::get_rename): Likewise.
2198 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2200 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2201 handling of certain combinations of target options, including the
2202 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2203 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2205 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2208 * config/arm/arm.md (*load_multiple): Add reload_completed to
2211 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2212 Richard Biener <rguenth@suse.de>
2214 PR tree-optimization/79908
2215 PR tree-optimization/80136
2216 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2217 been cast away, gimplify_and_add suffices.
2219 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2221 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2223 2017-03-23 Richard Biener <rguenther@suse.de>
2225 PR tree-optimization/80032
2226 * gimplify.c (gimple_push_cleanup): Forced unconditional
2227 cleanups still have to go to the conditional_cleanups
2230 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2232 PR tree-optimization/80072
2233 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2235 (next_operand_entry_id): Change type to unsigned int.
2236 (sort_by_operand_rank): Make sure to return the right return value
2237 even if unsigned fields are bigger than INT_MAX.
2238 (struct oecount): Change cnt and id type to unsigned int.
2239 (oecount_hasher::equal): Formatting fix.
2240 (oecount_cmp): Make sure to return the right return value
2241 even if unsigned fields are bigger than INT_MAX.
2242 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2245 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2246 TREE_READONLY on result if writing it more than once.
2249 * doc/invoke.texi (-fsanitize=thread): Document that with
2250 -fnon-call-exceptions atomics are not able to throw
2254 * tsan.c: Include tree-eh.h.
2255 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2256 maybe_clean_or_replace_eh_stmt where needed.
2257 (instrument_memory_accesses): Add cfg_changed argument.
2258 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2259 if it returned true.
2260 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2262 PR rtl-optimization/63191
2263 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2264 wrapper function, moved the whole old content into ...
2265 (ix86_delegitimize_address_1): ... this. New inline function.
2266 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2267 true as last argument instead of ix86_delegitimize_address.
2269 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2271 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2272 cortexa57_branch_cost.
2274 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2276 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2278 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2281 * doc/md.texi (Constraints): Document wA constraint.
2282 * config/rs6000/constraints.md (wA): New.
2283 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2284 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2285 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2286 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2288 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2291 * gimplify.c (is_oacc_declared): New function.
2292 (oacc_default_clause): Use it to set default flags for acc declared
2293 variables inside parallel regions.
2294 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2296 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
2297 declare attribute to any decl as necessary.
2299 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2302 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2303 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2304 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2305 (arm_arch_lpae): This.
2306 * config/arm/arm.c (arm_arch7ve): Rename into ...
2307 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
2308 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2311 2017-03-22 Martin Liska <mliska@suse.cz>
2314 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2315 error message instead of an ICE.
2317 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2319 * doc/extend.texi (6.11 Additional Floating Types): Revise.
2321 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2323 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2325 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2328 2017-03-21 Martin Sebor <msebor@redhat.com>
2330 * doc/extend.texi: Use "cannot" instead of "can't."
2331 * doc/hostconfig.texi: Same.
2332 * doc/install.texi: Same.
2333 * doc/invoke.texi: Same.
2334 * doc/loop.texi: Same.
2335 * doc/md.texi: Same.
2336 * doc/objc.texi: Same.
2337 * doc/rtl.texi: Same.
2338 * doc/tm.texi: Same.
2339 * doc/tm.texi.in: Same.
2340 * doc/trouble.texi: Same.
2342 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
2345 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2346 (collect_checksum_attributes): Set it.
2347 (die_checksum_ordered): Use it.
2349 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2351 PR tree-optimization/79908
2352 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2353 change: For a VA_ARG whose LHS has been cast away, use
2354 force_gimple_operand to construct the side effects.
2356 2017-03-21 David Malcolm <dmalcolm@redhat.com>
2358 PR translation/80001
2359 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2360 more amenable to translation.
2361 (oacc_loop_auto_partitions): Likewise.
2363 2017-03-21 Marek Polacek <polacek@redhat.com>
2364 Martin Sebor <msebor@redhat.com>
2366 PR tree-optimization/80109
2367 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2370 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2371 Segher Boessenkool <segher@kernel.crashing.org>
2374 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2375 check reg_used_between_p between insn and one of succ or succ2
2376 depending on if succ is artificial insn not inserted into insn
2379 2017-03-21 Martin Liska <mliska@suse.cz>
2381 PR gcov-profile/80081
2382 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2383 * doc/gcc.texi: Include gcov-dump stuff.
2384 * doc/gcov-dump.texi: New file.
2386 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
2388 PR rtl-optimization/79150
2389 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2390 conditional jump, if the jump is the last insn of the loop.
2392 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2393 Richard Biener <rguenth@suse.de>
2395 PR tree-optimization/79908
2396 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2397 been cast away, use force_gimple_operand to construct the side
2400 2017-03-21 Martin Liska <mliska@suse.cz>
2403 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
2406 2017-03-21 Brad Spengler <spender@grsecurity.net>
2409 * plugin.c (htab_hash_plugin): New function.
2410 (add_new_plugin): Use it and adjust.
2411 (parse_plugin_arg_opt): Adjust.
2412 (init_one_plugin): Likewise.
2414 2017-03-21 Richard Biener <rguenther@suse.de>
2416 PR tree-optimization/80032
2417 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
2418 if set force the cleanup to happen unconditionally.
2419 (gimplify_target_expr): Push inserted clobbers with force_uncond
2420 to avoid them being removed by control-dependent DCE.
2422 2017-03-21 Richard Biener <rguenther@suse.de>
2424 PR tree-optimization/80122
2425 * tree-inline.c (copy_bb): Do not expans va-arg packs or
2426 va_arg_pack_len when the inlined call stmt requires pack
2428 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
2430 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2433 * tsan.c (instrument_builtin_call): If the memory model argument
2434 is not a constant, assume it is valid.
2437 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
2440 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2442 PR rtl-optimization/79910
2443 * combine.c (can_combine_p): Do not allow combining an I0 or I1
2444 if its dest is used by an insn before I2 (other than the combined
2445 insns themselves, which are properly handled already).
2447 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2450 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2452 * combine.c (record_used_regs): New static function.
2453 (try_combine): Handle situations where there is an additional
2454 instruction between I2 and I3 which needs to have a LOG_LINK
2458 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2460 * combine.c (try_combine): Delete redundant i1 test. Call
2461 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2463 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2466 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
2469 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2471 PR tree-optimization/80054
2472 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
2473 the optimization if a PHI or any of its arguments is not dominated
2474 by the candidate's basis. Use gphi* rather than gimple* as
2476 (replace_profitable_candidates): Clean up a gimple* variable that
2477 should be a gphi* variable.
2479 2017-03-20 Martin Sebor <msebor@redhat.com>
2482 * doc/extend.texi (attribute constructor): Document present limitation.
2484 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
2487 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
2488 __POWER9_VECTOR__ #ifdef control, change template definition to
2489 use Power9-specific built-in function.
2490 (vec_any_eq): Likewise.
2491 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
2492 to control outcomes from this test.
2493 (vector_ae_<mode>p): For VEC_F modes, likewise.
2495 2017-03-20 Ian Lance Taylor <iant@google.com>
2497 * config/i386/i386.c (ix86_function_regparm): Save an extra
2498 register for -fsplit-stack with DECL_STATIC_CHAIN.
2500 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2503 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
2504 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
2506 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2508 * config/riscv/riscv.c (riscv_print_operand): Use "fence
2510 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
2513 2017-03-20 Marek Polacek <polacek@redhat.com>
2516 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
2518 2017-03-20 Richard Biener <rguenther@suse.de>
2520 PR tree-optimization/80113
2521 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
2522 allocate extra SSA name for PHI def.
2523 (add_close_phis_to_outer_loops): Likewise.
2524 (add_close_phis_to_merge_points): Likewise.
2525 (copy_loop_close_phi_args): Likewise.
2526 (copy_cond_phi_nodes): Likewise.
2528 2017-03-20 Martin Liska <mliska@suse.cz>
2531 * tree-chkp.c (chkp_build_returned_bound): Do not build
2532 returned bounds for a LHS that's not a BOUNDED_P type.
2534 2017-03-20 Martin Liska <mliska@suse.cz>
2538 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
2539 COMPLEX_CST and VECTOR_CST.
2541 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2544 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
2545 target operand. A new splitter adds the clobber statement in case
2546 the target operand is dead anyway.
2548 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
2550 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
2551 to age-old versions of binutils and glibc.
2553 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
2555 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
2557 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2559 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
2561 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2563 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
2564 requirement for binutils 2.13.
2566 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2568 * combine.c (try_combine): Delete redundant i1 test. Call
2569 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2571 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
2573 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
2574 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
2576 <riscv64-*-elf>: Re-arrange section
2577 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
2578 <riscv32-*-linux>: Likewise.
2579 <riscv64-*-elf>: Likewise
2580 <riscv64-*-linux>: Likewise.
2582 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
2585 * aarch64.opt(verbose-cost-dump): Fix typo.
2587 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
2590 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
2591 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
2593 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2595 * reload.c (find_reloads): When reloading a nonoffsettable address,
2596 use RELOAD_OTHER for it and its address reloads.
2598 PR rtl-optimization/79910
2599 * combine.c (record_used_regs): New static function.
2600 (try_combine): Handle situations where there is an additional
2601 instruction between I2 and I3 which needs to have a LOG_LINK
2604 2017-03-17 Jeff Law <law@redhat.com>
2606 PR tree-optimization/71437
2607 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
2608 conditional in the hash table first.
2609 (vrp_dom_walker::before_dom_children): Extract condition from
2610 ASSERT_EXPR. Record condition, its inverion and any implied
2613 2017-03-17 Marek Polacek <polacek@redhat.com>
2614 Markus Trippelsdorf <markus@trippelsdorf.de>
2616 PR tree-optimization/80079
2617 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
2620 2017-03-17 Richard Biener <rguenther@suse.de>
2623 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
2624 Properly verify the LHS before the RHS possibly claims to be
2626 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
2629 2017-03-17 Martin Jambor <mjambor@suse.cz>
2631 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
2632 (List of -O2 options): Likewise.
2633 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
2636 2017-03-17 Tom de Vries <tom@codesourcery.com>
2638 * gcov-dump.c (print_usage): Print bug_report_url.
2640 2017-03-17 Richard Biener <rguenther@suse.de>
2643 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
2644 (parser::peek): Likewise.
2646 2017-03-17 Richard Biener <rguenther@suse.de>
2648 PR tree-optimization/80048
2649 * sese.c (free_sese_info): Properly release rename_map and
2650 copied_bb_map elements.
2652 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
2654 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
2655 Add linked-list forward and backlinks. Insert on
2656 construction, remove on destruction.
2657 (class pass_store_merging): Add m_stores_head field.
2658 (pass_store_merging::terminate_and_process_all_chains):
2659 Iterate over m_stores_head list.
2660 (pass_store_merging::terminate_all_aliasing_chains):
2662 (pass_store_merging::execute): Check for debug stmts first.
2663 Push new chains onto the m_stores_head stack.
2665 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
2668 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
2669 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
2670 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
2672 2017-03-16 Jeff Law <law@redhat.com>
2674 PR tree-optimization/71437
2675 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
2676 member function. Implementation moved into after_dom_children
2677 member function and into the threader's thread_outgoing_edges
2679 (dom_opt_dom_walker::after_dom_children): Simplify by moving
2680 some code into new thread_outgoing_edges.
2681 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
2682 definition. Simplify marker handling (do it here). Assume we always
2683 have the available expression and the const/copies tables.
2684 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
2686 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
2687 * tree-vrp.c (equiv_stack): No longer file scoped.
2688 (vrp_dom_walker): New class.
2689 (vrp_dom_walker::before_dom_children): New member function.
2690 (vrp_dom_walker::after_dom_children): Likewise.
2691 (identify_jump_threads): Setup domwalker. Use it rather than
2692 walking edges in a random order by hand. Simplify setup/finalization.
2693 (finalize_jump_threads): Remove.
2694 (vrp_finalize): Do not call identify_jump_threads here.
2695 (execute_vrp): Do it here instead and call thread_through_all_blocks
2698 PR tree-optimization/71437
2699 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
2701 (simplify_stmt_for_jump_threading): Add basic_block argument. All
2703 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
2704 (dom_opt_dom_walker::thread_across_edge): Remove
2705 handle_dominating_asserts argument. All callers changed.
2706 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
2707 changes. Remove calls to lhs_of_dominating_assert. Other
2708 uses of handle_dominating_asserts turn into unconditional code
2709 (simplify_control_stmt_condition_1): Likewise.
2710 (simplify_control_stmt_condition): Likewise.
2711 (thread_through_normal_block, thread_across_edge): Likewise.
2712 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
2713 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
2714 object if it is not an SSA_NAME.
2715 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
2716 before calling into the VRP specific simplifiers.
2717 (identify_jump_threads): Remove handle_dominating_asserts
2720 2017-03-16 Jakub Jelinek <jakub@redhat.com>
2723 * tree-diagnostic.c (default_tree_printer): No longer static.
2724 * tree-diagnostic.h (default_tree_printer): New prototype.
2726 2017-03-16 Tamar Christina <tamar.christina@arm.com>
2728 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
2729 Change ins into fmov.
2731 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2733 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
2734 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
2735 Use h_con constraint for operand 1.
2736 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2737 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
2739 2017-03-15 Jeff Law <law@redhat.com>
2741 PR tree-optimization/71437
2742 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
2743 (record_temporary_equivalences): Use it.
2745 PR tree-optimization/71437
2746 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
2747 tree-ssa-scopedtables.
2748 (lookup_avail_expr, build_and_record_new_cond): Likewise.
2749 (record_conditions, record_cond, vuse_eq): Likewise.
2750 (record_edge_info): Adjust to API tweak of record_conditions.
2751 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
2752 (record_temporary_equivalences, optimize_stmt): Likewise.
2753 (eliminate_redundant_computations): Likewise.
2754 (record_equivalences_from_stmt): Likewise.
2755 * tree-ssa-scopedtables.c: Include options.h and params.h.
2756 (vuse_eq): New function, moved from tree-ssa-dom.c
2757 (build_and_record_new_cond): Likewise.
2758 (record_conditions): Likewise. Accept vector of conditions rather
2759 than edge_equivalence structure for first argument.
2760 for the first argument.
2761 (avail_exprs_stack::lookup_avail_expr): New member function, moved
2762 from tree-ssa-dom.c.
2763 (avail_exprs_stack::record_cond): Likewise.
2764 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
2765 from tree-ssa-dom.c.
2766 (avail_exprs_stack): Add new member functions lookup_avail_expr
2768 (record_conditions): Declare.
2770 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
2773 * lra-constraints.c (process_alt_operands): Increase reject for
2774 reloading an input/output operand.
2776 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2779 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
2780 insns to convert from signed/unsigned char/short to IEEE 128-bit
2782 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
2784 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.c (ix86_vector_duplicate_value): Create
2788 subreg of inner mode for values already in registers.
2790 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
2792 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
2793 iteration reg is used after the loop.
2795 2017-03-14 Martin Sebor <msebor@redhat.com>
2797 PR tree-optimization/79800
2798 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
2799 precision in negative-positive range.
2800 (format_floating): Call non-const overload with adjusted precision.
2802 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2805 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
2808 2017-03-14 Martin Sebor <msebor@redhat.com>
2811 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
2812 * builtins.def (aligned_alloc): Use it.
2815 * Makefile.in (GTFILES): Add calls.c.
2816 * calls.c: Include "gt-calls.h".
2818 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
2820 PR rtl-optimization/79728
2821 * regs.h (struct target_regs): New field
2822 x_contains_allocatable_regs_of_mode.
2823 (contains_allocatable_regs_of_mode): New macro.
2824 * reginfo.c (init_reg_sets_1): Initialize it, and change
2825 contains_reg_of_mode so it includes global regs as well.
2826 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
2827 rather than contains_regs_of_mode.
2829 2017-03-14 Martin Liska <mliska@suse.cz>
2831 * doc/invoke.texi: Document options that can't be combined with
2832 -fcheck-pointer-bounds.
2834 2017-03-14 Martin Liska <mliska@suse.cz>
2837 * doc/invoke.texi (-Wchkp): Document the option.
2839 2017-03-14 Martin Liska <mliska@suse.cz>
2841 * Makefile.in: Install gcov-dump.
2843 2017-03-14 Martin Liska <mliska@suse.cz>
2845 * multiple_target.c (expand_target_clones): Bail out for
2846 an invalid attribute.
2848 2017-03-14 Richard Biener <rguenther@suse.de>
2850 * alias.c (struct alias_set_entry): Pack properly.
2851 * cfgloop.h (struct loop): Likewise.
2852 * cse.c (struct set): Likewise.
2853 * ipa-utils.c (struct searchc_env): Likewise.
2854 * loop-invariant.c (struct invariant): Likewise.
2855 * lra-remat.c (struct cand): Likewise.
2856 * recog.c (struct change_t): Likewise.
2857 * rtl.h (struct address_info): Likewise.
2858 * symbol-summary.h (function_summary): Likewise.
2859 * tree-loop-distribution.c (struct partition): Likewise.
2860 * tree-object-size.c (struct object_size_info): Likewise.
2861 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
2862 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
2863 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
2864 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
2865 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
2866 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
2867 (struct _stmt_vec_info): Likewise.
2869 2017-03-14 Martin Liska <mliska@suse.cz>
2872 * multiple_target.c (create_dispatcher_calls): Check that
2873 a target can create a function dispatcher.
2875 2017-03-14 Martin Liska <mliska@suse.cz>
2878 * multiple_target.c (expand_target_clones): Drop local.local
2879 flag for default implementation.
2881 2017-03-14 Richard Biener <rguenther@suse.de>
2883 PR tree-optimization/80030
2884 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
2886 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
2888 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
2889 gcc_fallthrough() instead of __attribute__((fallthrough));
2891 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2893 * doc/gcc.texi: Remove "up" link to (DIR).
2894 * doc/gccint.texi: Ditto.
2896 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2898 * doc/install.texi (Specific) <avr>: Remove reference to
2901 2017-03-13 Jeff Law <law@redhat.com>
2903 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
2904 attribute rather than comments.
2906 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
2907 match_scratch operand is highest.
2909 2017-03-13 Martin Liska <mliska@suse.cz>
2912 * ipa-pure-const.c (warn_function_noreturn): If the declarations
2913 is a CHKP clone, use original declaration.
2915 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2917 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
2918 (arc_conditional_register_usage): Use a different allocation order
2919 when optimizing for size.
2920 * common/config/arc/arc-common.c (arc_option_optimization_table):
2921 Section anchors default on when optimizing for size.
2923 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2925 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
2927 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2929 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
2930 * config/arc/arc.md (cpu_facility): Add cd variant.
2931 (*movqi_insn): Add code density variant.
2932 (*movhi_insn): Likewise.
2933 (*movqi_insn): Likewise.
2934 (*addsi3_mixed): Likewise.
2935 (subsi3_insn): Likewise.
2937 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2939 * config/arc/arc.md (movsi_cond_exec): Update constraint.
2941 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2943 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
2944 expressions with MINUS and UNARY ops.
2946 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2949 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
2951 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
2952 between vec_select and vector argument.
2953 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
2954 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
2955 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
2956 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
2957 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
2958 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
2960 2017-03-13 Richard Biener <rguenther@suse.de>
2963 * params.def (vect-max-peeling-for-alignment): Fix typo.
2965 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2967 * doc/install.texi (Specific) <mips-*-*>: Remove description of
2968 issue that only occurred with binutils below 2.18.
2970 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2972 * doc/install.texi (Specific) <cris-axis-elf>: No longer
2973 refer to binutils 2.11/2.12 minimum.
2975 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2977 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
2978 ftp.kernel.org and simplify binutils requirement.
2980 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
2982 * doc/invoke.texi (Warning Options): Fix spelling of link-time
2984 (Optimize Options): Ditto. Also remove redundancy.
2986 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2988 PR translation/79848
2989 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
2991 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
2992 to G_ to avoid double translation.
2994 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2996 PR translation/79923
2997 * auto-profile.c (get_combined_location): Convert leading
2998 character of diagnostics to lower case and remove trailing period.
2999 (read_profile): Likewise for various diagnostics.
3000 * config/arm/arm.c (arm_option_override): Remove trailing period
3001 from various diagnostics.
3002 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3003 (msp430_expand_delay_cycles): Likewise.
3005 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3008 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3009 full command-line argument, rather than just "str".
3010 (aarch64_validate_march): Likewise.
3011 (aarch64_validate_mtune): Likewise.
3013 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3015 PR rtl-optimization/78911
3016 * lra-assigns.c (must_not_spill_p): New function.
3017 (spill_for): Use it.
3019 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3021 PR tree-optimization/79981
3022 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3023 ATOMIC_COMPARE_EXCHANGE ifn result.
3024 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3025 IFN_ATOMIC_COMPARE_EXCHANGE.
3027 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3030 * opts.c (parse_sanitizer_options): Add missing question mark to
3031 "did you mean" message.
3033 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3035 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3037 (VMULEUH_UNS): Likewise.
3038 (VMULOUB_UNS): Likewise.
3039 (VMULOUH_UNS): Likewise.
3040 * config/rs6000/rs6000.c (builtin_function_type): Remove
3041 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3043 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3046 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3047 x with result of extra_parsing_for_operand_code_0.
3048 (function_reader::extra_parsing_for_operand_code_0): Convert
3049 return type from void to rtx, returning x. When reading
3050 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3051 larger size containing struct block_symbol.
3053 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3055 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3056 -mfloat128-hardware without -m64.
3058 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3061 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3062 entries to the case statement that marks unsigned arguments to
3063 overloaded functions.
3065 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3067 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3068 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3070 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3073 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3074 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3076 2017-03-10 Martin Liska <mliska@suse.cz>
3080 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3081 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3084 2017-03-10 Olivier Hainque <hainque@adacore.com>
3086 * tree-switch-conversion (array_value_type): Start by resetting
3087 candidate type to it's main variant.
3089 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3091 PR rtl-optimization/79909
3092 * combine.c (try_combine): Use simplify_replace_rtx on individual
3093 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3094 of the whole CALL_INSN_FUNCTION_USAGE.
3096 PR tree-optimization/79972
3097 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3098 get_range_info on SSA_NAMEs. Formatting fixes.
3100 2017-03-10 Richard Biener <rguenther@suse.de>
3101 Jakub Jelinek <jakub@redhat.com>
3103 PR tree-optimization/77975
3104 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3105 edge to be constant.
3106 (get_val_for): For constant x return it. Formatting fix.
3107 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3108 would use the same bases as the current one.
3110 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3112 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3113 instead of vec_select for V1TImode.
3114 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3116 (VSX_LE_128): Add V1TI to this mode iterator.
3117 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3118 (*vsx_le_perm_store_<mode>): Likewise.
3119 (pre-reload splitter for VSX stores): Likewise.
3120 (post-reload splitter for VSX stores): Likewise.
3121 (*vsx_xxpermdi2_le_<mode>): Likewise.
3122 (*vsx_lxvd2x2_le_<mode>): Likewise.
3123 (*vsx_stxvd2x2_le_<mode>): Likewise.
3125 2017-03-09 Michael Eager <eager@eagercon.com>
3127 Correct failures with --enable-checking=yes,rtl.
3129 * config/microblaze/microblaze.c (microblaze_expand_shift):
3130 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3131 test for const0_rtx.
3132 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3133 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3135 2017-03-09 Richard Biener <rguenther@suse.de>
3137 PR tree-optimization/79977
3138 * graphite-scop-detection.c (scop_detection::merge_sese):
3139 Handle the case of extra exits to blocks dominating the entry.
3141 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3143 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3146 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3148 PR rtl-optimization/79949
3149 * lra-constraints.c (process_alt_operands): Check memory when
3150 trying to predict a cycle. Print about the overall increase.
3152 2017-03-09 Richard Biener <rguenther@suse.de>
3155 * gimple-expr.c (useless_type_conversion_p): Preserve
3156 TYPE_SATURATING for fixed-point types.
3158 2017-03-09 Richard Biener <rguenther@suse.de>
3161 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3162 alignment of BLKmode params.
3164 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3167 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3168 (VALL_NO_V2Q): Likewise.
3170 * config/aarch64/aarch64-simd.md
3171 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3173 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3174 VALL_NO_V2Q mode iterator.
3175 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3177 2017-03-09 Martin Liska <mliska@suse.cz>
3179 PR tree-optimization/79631
3180 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3181 tree_int_cst_sign_bit just for INTEGER constants.
3183 2017-03-09 Martin Liska <mliska@suse.cz>
3187 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3190 2017-03-09 Marek Polacek <polacek@redhat.com>
3193 * tree.c (inchash::add_expr): Handle TREE_VEC.
3195 2017-03-09 Martin Liska <mliska@suse.cz>
3198 (chkp_narrow_size_and_offset): New function.
3199 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3200 (void chkp_parse_bit_field_ref): New function.
3201 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3202 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3204 2017-03-09 Martin Liska <mliska@suse.cz>
3207 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3208 (chkp_find_bounds_1): Remove gcc_unreachable.
3210 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3213 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3214 BUILT_IN_SYNC*, determine the access type from the size suffix and
3215 always build a MEM_REF with that type. Handle forgotten
3216 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3219 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3220 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3221 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3222 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3223 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3224 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3225 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3226 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3227 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3228 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3229 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3230 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3231 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3232 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3233 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3234 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3235 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3236 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3237 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3238 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3239 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3240 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3241 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3242 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3243 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3244 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3245 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3246 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3247 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3248 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3249 definitions outside of __OPTIMIZE__ guarded section.
3252 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3253 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3254 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3255 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3258 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3260 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3261 ("vfenez<mode>"): Add missing constraints.
3263 2017-03-08 Martin Sebor <msebor@redhat.com>
3266 * config/nds32/nds32.c (nds32_option_override):
3267 Fix misspelled diagnostic.
3269 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3272 * gimplify.c (gimplify_omp_for): Replace index var in outer
3273 taskloop statement with an artificial variable and add
3274 OMP_CLAUSE_PRIVATE clause for it.
3276 2017-03-08 Richard Biener <rguenther@suse.de>
3278 PR tree-optimization/79955
3279 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3280 for accesses that are completely outside of the variable.
3282 2017-03-08 Andrew Haley <aph@redhat.com>
3284 PR tree-optimization/79943
3285 * tree-ssa-loop-split.c (compute_new_first_bound): When
3286 calculating the new upper bound, (END-BEG) should be added, not
3289 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3291 * config/avr/avr.md (setmemhi): Make sure match_dup
3292 operand number comes before match_scratch.
3294 2017-03-08 Richard Biener <rguenther@suse.de>
3296 PR tree-optimization/79920
3297 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3298 with ncopies == 1 to ...
3299 (vect_transform_slp_perm_load): ... here. Properly compute
3300 all element loads by iterating VF times over the group. Do
3301 not handle ncopies (computed in a broken way) in
3302 vect_create_mask_and_perm.
3304 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3307 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3308 is a uniform vector, use uniform_vector_p return value instead of
3309 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3311 2017-03-07 Marek Polacek <polacek@redhat.com>
3314 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3315 (alloca_call_type): Likewise.
3317 2017-03-07 Martin Liska <mliska@suse.cz>
3319 * gcov.c (process_args): Put comment to correct location.
3321 2017-03-07 Martin Liska <mliska@suse.cz>
3324 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3325 Use array_at_struct_end_p instead of DECL_CHAIN (field).
3326 (chkp_narrow_bounds_for_field): Likewise.
3327 (chkp_parse_array_and_component_ref): Pass one more argument to
3330 2017-03-07 Richard Biener <rguenther@suse.de>
3332 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3335 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
3337 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3338 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3340 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3343 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3344 to end of description.
3345 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3347 2017-03-07 Jakub Jelinek <jakub@redhat.com>
3349 PR rtl-optimization/79901
3350 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3352 (*avx512f_<code><mode>3<mask_name>): ... this.
3353 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3354 iterator instead of VI8_AVX2_AVX512BW.
3356 PR rtl-optimization/79901
3357 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3358 min/max expander, expand it using expand_vec_cond_expr.
3361 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3364 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3367 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3368 to void * for PCH reasons.
3369 * dwarf2out.c (output_loc_operands, output_die): Cast
3370 v.val_vec.array to unsigned char *.
3372 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
3375 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3378 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
3380 PR rtl-optimization/79571
3381 * lra-constraints.c (process_alt_operands): Calculate static
3382 reject and subtract it from overall when only addresses will be
3385 2017-03-06 Julia Koval <julia.koval@intel.com>
3388 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3389 incoming stack boundary to 128 for 64-bit targets.
3391 2017-03-06 Richard Biener <rguenther@suse.de>
3393 PR tree-optimization/79894
3394 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3395 to NULL after folding it.
3397 2017-03-06 Richard Biener <rguenther@suse.de>
3399 PR tree-optimization/79824
3400 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
3401 check disabling peeling for gaps.
3403 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
3405 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3406 attributes): Document gettimeofday.
3408 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3410 * config/s390/s390.c (s390_option_override_internal): Set
3411 PARAM_MIN_VECT_LOOP_BOUND
3413 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3415 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
3416 * config/s390/s390.md: Likewise.
3418 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3421 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
3422 (<avx2_avx512>_perm<mode>): Rename to ...
3423 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
3425 (<avx512>_perm<mode>_mask): Rename to ...
3426 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
3428 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
3429 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
3430 instead of VI8F_256_512.
3431 (avx512f_perm<mode>): New define_expand.
3432 (avx512f_perm<mode>_mask): Likewise.
3433 (avx512f_perm<mode>_1<mask_name>): New define_insn.
3434 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
3436 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3438 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
3439 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
3441 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
3443 2017-03-06 Martin Liska <mliska@suse.cz>
3446 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
3447 when having a SSA NAME w/o VAR_DECL assigned to it.
3449 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3451 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
3452 msa_dpsub_<su>_d): Fix MODE for vec_select.
3454 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3456 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
3458 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
3460 2017-03-06 Richard Biener <rguenther@suse.de>
3462 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
3463 * plugin.c (register_plugin_info): Likewise.
3464 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
3466 2017-03-05 Jakub Jelinek <jakub@redhat.com>
3468 * config/i386/sse.md (sse_storehps, sse_storelps,
3469 avx_<castmode><avxsizesuffix>_<castmode>,
3470 avx512f_<castmode><avxsizesuffix>_<castmode>,
3471 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
3472 in condition that at least one operand is not a MEM.
3474 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3477 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
3478 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
3480 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
3481 gimple_call_nothrow_p flag based on whether original builtin can throw.
3482 If it can, emit following stmts on the fallthrough edge.
3483 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
3484 don't create new bb if inserting just debug stmts on the edge, try to
3485 insert them on the fallthru bb or just reset debug stmts.
3487 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
3490 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
3491 restore recog_data (including the operand rtxes inside it) around
3492 the call to get_insn_template.
3494 2017-03-03 Martin Sebor <msebor@redhat.com>
3496 PR tree-optimization/79699
3497 * context.c (context::~context): Free MPFR caches to avoid
3498 a memory leak on program exit.
3500 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3502 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
3503 Use wide_int::ulow () instead of .elt (0).
3505 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
3508 (*pushxf): Limit oF constraint to 32bit targets and add oC
3509 constraint for 64bit targets.
3510 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
3511 (*pushdf): Change rmF constraint to rmC.
3513 2017-03-03 Martin Liska <mliska@suse.cz>
3515 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
3516 Remove unused variable.
3518 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3521 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
3522 is a memory operand, increase num_memory.
3523 (ix86_expand_args_builtin): Likewise.
3525 2017-03-03 Jan Hubicka <jh@suse.cz>
3528 * ipa-devirt.c (maybe_record_node): Properly handle
3529 __cxa_pure_virtual visibility.
3531 2017-03-03 Martin Liska <mliska@suse.cz>
3533 PR tree-optimization/79803
3534 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
3536 (pass_loop_prefetch::execute): Disabled optimization if an
3537 assumption about L1 cache size is not met.
3539 2017-03-03 Martin Liska <mliska@suse.cz>
3541 PR rtl-optimization/79574
3542 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
3543 (hash_scan_set): Likewise.
3544 (dump_hash_table): Likewise.
3545 (hoist_code): Likewise.
3547 2017-03-03 Richard Biener <rguenther@suse.de>
3549 * fixed-value.c (fixed_from_string): Restore use of elt (1)
3550 in place of uhigh ().
3551 (fixed_convert_from_real): Likewise.
3553 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3556 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
3558 2017-03-03 Richard Biener <rguenther@suse.de>
3561 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
3562 TYPE_OVERFLOW_UNDEFINED check.
3564 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3566 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
3568 (vector_ae_<mode>_p): Likewise.
3569 (vector_nez_<mode>_p): Likewise.
3570 (vector_ne_v2di_p): Likewise.
3571 (vector_ae_v2di_p): Likewise.
3572 (vector_ne_<mode>_p): Likewise.
3573 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
3575 (vsx_tsqrt<mode>2_fe): Likewise.
3577 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
3580 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
3582 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3584 PR rtl-optimization/79780
3585 * cprop.c (one_cprop_pass): When second and further conditional trap
3586 in a single basic block is turned into an unconditional trap, turn it
3587 into a deleted note to avoid RTL verification failures.
3589 2017-03-02 Richard Biener <rguenther@suse.de>
3591 * fold-const.c (const_binop): Use ulow () instead of elt (0).
3593 2017-03-02 Richard Biener <rguenther@suse.de>
3595 PR tree-optimization/79345
3597 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
3598 param and abort the walk, returning -1 if it is hit.
3599 (walk_aliased_vdefs): Take a limit param and pass it on.
3600 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
3601 defaulting to 0 and return a signed int.
3602 * tree-ssa-uninit.c (struct check_defs_data): New struct.
3603 (check_defs): New helper.
3604 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
3605 about uninitialized memory.
3606 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
3607 bogus uninitialized warning.
3608 (fixed_convert_from_real): Likewise.
3610 2017-03-02 Bin Cheng <bin.cheng@arm.com>
3612 PR tree-optimization/66768
3613 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
3614 iv_use if base object can't be determined.
3616 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3618 PR tree-optimization/79345
3619 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
3620 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
3621 (get_pattern_stats): Initialize it.
3622 * genemit.c (gen_expand): Verify match_scratch numbers come after
3623 match_operand/match_dup numbers.
3624 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
3625 match_scratch numbers.
3626 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
3628 * config/s390/s390.md (trunctdsd2): Likewise.
3630 2017-03-02 Richard Biener <rguenther@suse.de>
3632 * wide-int.h (wide_int_storage::operator=): Implement in terms
3635 2017-03-02 Richard Biener <rguenther@suse.de>
3637 PR tree-optimization/79777
3638 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
3639 the to insert expression to sth existing.
3641 2017-03-01 Martin Sebor <msebor@redhat.com>
3644 * gimple-ssa-sprintf.c
3645 (directive::known_width_and_precision): New function.
3646 (format_integer): Use it.
3647 (get_mpfr_format_length): Consider the full range of precision
3648 when computing %g output with the # flag. Set the likely byte
3649 count to 3 rather than 1 when precision is indeterminate.
3650 (format_floating): Correct the lower bound of precision.
3652 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3654 * doc/invoke.texi: Document default code model for 64-bit Linux.
3656 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3659 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
3660 udiv rather than div since input pattern is unsigned.
3662 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
3664 * config/i386/i386.c (print_reg): Warn for values of
3665 unsupported size in integer register.
3667 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3670 * config/rs6000/predicates.md (current_file_function_operand): Do
3671 not allow self calls to be local if the function is replaceable.
3673 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3676 * config/rs6000/altivec.h (vec_ctz and others): Change the
3677 preprocessor macro that controls conditional compilation from
3678 _ARCH_PWR9 to __POWER9_VECTOR__.
3679 (vec_all_ne): Change parameterization of __altivec_scalar_pred
3680 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
3681 control (instead of _ARCH_PWR9 control) so that template
3682 definition uses power9-specific function.
3683 (vec_any_eq): Likewise.
3684 (vec_all_ne): Change macro definition to use a power9-specific
3685 expansion under #ifdef __POWER9_VECTOR__ control (instead of
3686 _ARCH_PWR9 control).
3687 (vec_any_eq) Likewise.
3688 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
3689 expansion for CMPNEF to remove support for xvcmpnesp instruction.
3690 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
3691 support for xvcmpnedp instruction.
3692 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
3693 macro expansion so that Power9 implementation of vec_all_ne does
3694 not use the AltiVec predicate framework.
3695 (VCMPNEH_P): Likewise.
3696 (VCMPNEW_P): Likewise.
3697 (VCMPNED_P): Likewise.
3698 (VCMPNEFP_P): Likewise.
3699 (VCMPNEDP_P): Likewise.
3700 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
3701 implementation of vec_any_eq to not use AltiVec predicate
3703 (VCMPAEH_P): Likewise.
3704 (VCMPAEW_P): Likewise.
3705 (VCMPAED_P): Likewise.
3706 (VCMPAEFP_P): Likewise.
3707 (VCMPAEDP_P): Likewise.
3708 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
3709 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
3710 not use the AltiVec predicate framework.
3711 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
3712 of vec_any_eq to not use AltiVec predicate framework.
3713 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3714 support for predefined __POWER9_VECTOR__ macro to indicate that
3715 Power9 instruction selection is enabled.
3716 (altivec_overloaded_builtins): Remove extraneous
3717 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
3718 function argument types RS6000_BTI_bool_V16QI and
3719 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
3720 entry for overloaded function argument types RS6000_BTI_bool_V4SI
3721 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
3722 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
3723 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
3724 Power9 for implementations of vec_cmpne. Change the signature for
3725 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
3726 (representing vec_all_ne) to remove the previously described first
3727 argument of type RS6000_BTI_INTSI, as this was an artifact of
3728 reliance on the AltiVec predicate framework, which is no longer
3729 used in the implementation of these functions. Add
3730 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
3731 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
3732 since, unlike the AltiVec predicate framework implementation, we
3733 do not share function descriptors between vec_alle and vec_anyeq.
3734 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
3735 set of modes that receive special treatment even when
3736 TARGET_P9_VECTOR is true. The special treatment emits code that
3737 does not depend on Power9 instructions.
3738 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
3739 define_expand to not rely on AltiVec predicate framework.
3740 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3742 (vector_ne_v2di_p): Change this define_expand to not rely on
3743 AltiVec predicate framework.
3744 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
3746 (vector_ne_<mode>_p): Change this define_expand to not rely on
3747 AltiVec predicate framework.
3748 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3750 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
3751 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
3752 define_insn pattern.
3753 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
3754 define_insn pattern because the xvcmpne<VSs>. instruction is not
3756 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
3757 instruction is not supported.
3759 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3761 * config/nvptx/nvptx.c: Include intl.h.
3763 2017-03-01 Martin Jambor <mjambor@suse.cz>
3766 * ipa-prop.h (ipa_bits): Removed field known.
3767 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
3768 to pointers. Adjusted their comments to warn about their sharing.
3769 (ipcp_transformation_summary): Change bits to a vector of pointers.
3770 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
3771 (ipa_get_ipa_bits_for_value): Declare.
3772 * tree-vrp.h (value_range): Mark as GTY((for_user)).
3773 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
3774 (ipa_bits_hash_table): Likewise.
3775 (ipa_vr_ggc_hash_traits): Likewise.
3776 (ipa_vr_hash_table): Likewise.
3777 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
3778 being pointers and vr_known being removed.
3779 (ipa_set_jf_unknown): Likewise.
3780 (ipa_get_ipa_bits_for_value): New function.
3781 (ipa_set_jfunc_bits): Likewise.
3782 (ipa_get_value_range): New overloaded functions.
3783 (ipa_set_jfunc_vr): Likewise.
3784 (ipa_compute_jump_functions_for_edge): Use the above functions to
3785 construct bits and vr parts of jump functions.
3786 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
3787 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3789 (ipcp_grow_transformations_if_necessary): Also allocate
3790 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3792 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
3793 them. Fix too long lines.
3794 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
3795 vr_known being removed.
3796 (ipa_read_jump_function): Use new setter functions to construct bits
3797 and vr parts of jump functions or set them to NULL.
3798 (write_ipcp_transformation_info): Adjust for bits being pointers.
3799 (read_ipcp_transformation_info): Likewise.
3800 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
3802 Include gt-ipa-prop.h.
3803 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
3805 (ipcp_store_bits_results): Likewise.
3806 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
3807 Do not write to existing jump functions but use a temporary instead.
3809 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3812 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
3813 attempt to use its first operand as BIT_FIELD_REF base.
3815 2017-03-01 Richard Biener <rguenther@suse.de>
3818 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
3819 interpolating formula in wrapping arithmetic.
3820 (chrec_apply): Convert chrec_evaluate return value to wanted type.
3822 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3824 PR tree-optimization/79734
3825 * tree-vect-generic.c (expand_vector_condition): Optimize
3826 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
3827 Handle VEC_COND_EXPR where comparison has different inner width from
3830 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
3832 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
3833 markup, and similar issues. Remove @opindex entries for things
3834 that aren't options. Add missing -mmpy-option entries.
3836 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3838 PR tree-optimization/79737
3839 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
3840 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
3841 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
3842 instead of byte_size. Formatting fix.
3843 (shift_bytes_in_array_right): Formatting fix.
3845 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
3848 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
3849 condition on optimize for the leaf function test.
3851 2017-02-28 Martin Liska <mliska@suse.cz>
3854 * read-rtl-function.c (function_reader::handle_unknown_directive):
3855 Bail out when one uses -flto.
3857 2017-02-28 Martin Liska <mliska@suse.cz>
3859 * common.opt: Replace space with tabular for options of <number>
3861 * config/i386/i386.opt: Show <number> value for
3862 -mlarge-data-threshold.
3863 * opts.c (print_filtered_help): Do not display number in hexadecimal
3866 2017-02-28 Martin Liska <mliska@suse.cz>
3868 * common.opt: Fix --help=option -Q for options which are of
3871 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/i386.c (print_reg): Error out for values
3874 of 8-bit size in invalid integer register.
3876 2017-02-28 Martin Sebor <msebor@redhat.com>
3878 PR tree-optimization/79691
3879 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
3881 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3884 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
3885 gcc_unreachable with output_operand_lossage.
3887 2017-02-28 Richard Biener <rguenther@suse.de>
3889 PR tree-optimization/79740
3890 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
3892 (visit_nary_op): Insert the nary into the hashtable if we
3893 pattern-matched sth.
3894 * tree-ssa-pre.c (eliminate_insert): Robustify.
3896 2017-02-28 Richard Biener <rguenther@suse.de>
3899 * fold-const.c (decode_field_reference): Reject out-of-bound
3902 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3904 * config/i386/i386.c: Include intl.h.
3905 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
3906 instead of just cond ? "..." : "...".
3907 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
3908 * coverage.c (read_counts_file): Likewise.
3909 * omp-offload.c: Include intl.h.
3910 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
3911 of just cond ? "..." : "...".
3912 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
3913 of just cond ? "..." : "...".
3915 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
3918 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
3920 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
3921 'tune for' CPU name.
3922 * config/arm/arm-cpu-data.h: Regenerated.
3924 2017-02-28 Richard Biener <rguenther@suse.de>
3926 PR tree-optimization/79732
3927 * tree-inline.c (expand_call_inline): Do not shadow var.
3929 2017-02-28 Richard Biener <rguenther@suse.de>
3931 PR tree-optimization/79723
3932 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
3933 address-space properly.
3935 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
3937 * doc/optinfo.texi (Optimization groups): Fix option used for
3939 * doc/invoke.texi (-fopt-info): Document "omp".
3940 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
3941 (OPTGROUP_ALL): Add OPTGROUP_OMP.
3942 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
3943 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
3944 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
3946 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
3948 * dumpfile.c (optgroup_options): Instead of "openmp", associate
3949 OPTGROUP_OMP with "omp".
3951 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
3954 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
3955 for arithmetic shift of unsigned V2DI.
3957 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
3959 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
3960 arc/linux.h headers.
3961 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
3962 (LINK_SPEC): Likewise.
3963 (ARC_TLS_EXTRA_START_SPEC): Likewise.
3964 (EXTRA_SPECS): Likewise.
3965 (STARTFILE_SPEC): Likewise.
3966 (ENDFILE_SPEC): Likewise.
3967 (LIB_SPEC): Likewise.
3968 (TARGET_SDATA_DEFAULT): Likewise.
3969 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
3970 (MULTILIB_DEFAULTS): Likewise.
3971 (DWARF2_UNWIND_INFO): Likewise.
3972 * config/arc/big.h: New file.
3973 * config/arc/elf.h: Likewise.
3974 * config/arc/linux.h: Likewise.
3975 * config/arc/t-uClibc: Remove.
3977 2017-02-27 Bin Cheng <bin.cheng@arm.com>
3979 PR tree-optimization/77536
3980 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
3981 (tree_transform_and_unroll_loop): Use above function to compute the
3982 estimated niter of unrolled loop and use it when scaling profile.
3983 Also use count info rather than frequency if it's non-zero.
3984 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
3985 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
3986 (vect_transform_loop): Call above function.
3988 2017-02-27 Richard Biener <rguenther@suse.de>
3990 PR tree-optimization/45397
3991 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
3992 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
3993 (visit_nary_op): Add pattern matching for CSEing sign-changed
3994 or truncated operations with wider ones.
3996 2017-02-27 Richard Biener <rguenther@suse.de>
3998 PR tree-optimization/79690
3999 * tree-vect-stmts.c (vectorizable_store): Use vector type
4000 built from the DR with address-space.
4002 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4004 * doc/invoke.texi (Optimize Options): Refine the description
4005 of asan-use-after-return.
4007 2017-02-25 Alan Modra <amodra@gmail.com>
4009 PR rtl-optimization/79584
4010 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4011 base, not ad->base_term, the reg within base. Remove assertion
4012 that ad->base == ad->base_term. Replace gen_int_mode using
4013 bogus mode with const0_rtx.
4015 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4018 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4019 FMA_EXPR like tcc_binary or tcc_unary.
4021 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4024 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4026 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4027 (output_loc_operands): Handle DW_OP_call_ref and
4028 DW_OP_GNU_variable_value.
4029 (struct variable_value_struct): New type.
4030 (struct variable_value_hasher): Likewise.
4031 (variable_value_hash): New variable.
4032 (string_types): Remove.
4033 (copy_loc_descr): New function.
4034 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4035 (prepend_loc_descr_to_each): New function.
4036 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4037 instead of add_loc_descr_to_each if the first argument is single
4038 location list and the second has multiple.
4039 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4040 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4041 when looking for variable value which doesn't have other location info.
4042 (loc_list_from_tree): Formatting fix.
4043 (gen_array_type_die): Simplify DW_AT_string_length handling.
4044 (adjust_string_types): Remove.
4045 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4046 string_types. Call resolve_variable_values.
4047 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4048 (resolve_addr_in_expr): Likewise. Add A argument.
4049 (copy_deref_exprloc): Remove deref argument. Adjust for the
4050 original expression being DW_OP_GNU_variable_value with optionally
4051 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4052 optionally after it.
4053 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4054 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4055 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4056 (variable_value_hasher::hash, variable_value_hasher::equal): New
4058 (resolve_variable_value_in_expr, resolve_variable_value,
4059 resolve_variable_values, note_variable_value_in_expr,
4060 note_variable_value): New functions.
4061 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4064 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4067 * opts.h (handle_generated_option): Add GENERATED_P argument.
4068 * opts-common.c (handle_option): Adjust function comment.
4069 (handle_generated_option): Add GENERATED_P argument, pass it to
4071 (control_warning_option): Pass false to handle_generated_option
4073 * opts.c (maybe_default_option): Pass true to handle_generated_option
4075 * optc-gen.awk: Likewise.
4077 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4079 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4080 a REG, look at the REG it is a SUBREG of.
4081 (splitter for cmpeqsi_t): Ditto.
4083 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4085 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4086 the special USEs with the pattern of the insn, not the insn itself.
4088 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4091 * doc/invoke.texi: Document -mload-store-pairs.
4093 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4094 Sandra Loosemore <sandra@codesourcery.com>
4096 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4097 argument isn't a CONST_INT.
4098 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4099 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4100 (nios2_validate_compare): Bypass alternate compare logic if *op2
4102 (ldstwm_operation_p): Return false if first_base is not a REG or
4103 if first_offset is not a CONST_INT.
4105 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4107 * config/cris/cris.md: Use correct operand in a define_peephole2.
4109 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4111 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4113 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4115 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4116 this_insn if it is an INSN or JUMP_INSN.
4117 (force_offsettable): Look at base, not at addr.
4118 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4119 on things that aren't necessarily CONST_INTs.
4121 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4123 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4124 -mfpmath=sse is the default also for x86-32 targets with SSE2
4125 instruction set when @option{-ffast-math} is enabled
4127 2017-02-24 Jeff Law <law@redhat.com>
4129 PR rtl-optimizatoin/79286
4130 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4133 2017-02-24 Richard Biener <rguenther@suse.de>
4135 PR tree-optimization/79389
4136 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4139 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4141 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4142 function comment to reflect reality.
4143 (loop_exits_before_overflow): Fix typo in function description.
4145 2017-02-24 Richard Biener <rguenther@suse.de>
4147 PR tree-optimization/79389
4148 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4149 properly that a threading opportunity exists. Detect conditional
4150 copy/constant propagation opportunities.
4152 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4154 * config/visium/visium.md (type): Add trap.
4155 (b): New mode attribute.
4156 (*btst): Rename into...
4157 (*btst<mode>): ...this and adjust.
4158 (*cbranchsi4_btst_insn): Rename into...
4159 (*cbranch<mode>4_btst_insn): ...this and adjust.
4160 (trap): New define_insn.
4162 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4164 PR tree-optimization/79389
4165 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4166 (noce_reversed_cond_code): New function.
4167 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4168 reversed_comparison_code. Formatting fix.
4169 (noce_try_store_flag): Test rev_cond != NULL in addition to
4170 reversed_comparison_code.
4171 (noce_try_store_flag_constants): Likewise.
4172 (noce_try_store_flag_mask): Likewise.
4173 (noce_try_addcc): Use rev_cond if non-NULL instead of
4174 reversed_comparison_code.
4175 (noce_try_cmove_arith): Likewise. Formatting fixes.
4176 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4177 (noce_find_if_block): Initialize rev_cond.
4178 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4179 instead of false as last argument never attempt to reverse it
4182 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4184 PR tree-optimization/79663
4185 * tree-predcom.c (combine_chains): Process refs in reverse order
4186 only for ZERO length chains, and add explaining comment.
4188 2017-02-23 Jeff Law <law@redhat.com>
4190 PR tree-optimization/79578
4191 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4192 in call to operand_equal_p.
4194 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4197 * config/i386/cpuid.h: Fix another undefined behavior.
4199 2017-02-23 Richard Biener <rguenther@suse.de>
4201 PR tree-optimization/79683
4202 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4203 vector types for data-refs.
4205 2017-02-23 Martin Liska <mliska@suse.cz>
4207 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4209 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4212 * internal-fn.c (get_range_pos_neg): Moved to ...
4213 * tree.c (get_range_pos_neg): ... here. No longer static.
4214 * tree.h (get_range_pos_neg): New prototype.
4215 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4216 are known to be in between 0 and signed maximum inclusive, try to
4217 expand both unsigned and signed divmod and use the cheaper one from
4220 2017-02-22 Jeff Law <law@redhat.com>
4222 PR tree-optimization/79578
4223 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4224 to compare base operands.
4226 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4229 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4230 gpc_reg_operand instead of fpr_reg_operand.
4232 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4234 * config/mips/mips.c (mips_return_in_memory): Force FP
4235 vector types to be returned in memory for o32 ABI.
4237 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4239 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4240 instead of DW_TAG_member for static data member declarations and don't
4241 set no_linkage_name for static inline data members.
4242 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4245 2017-02-22 Martin Liska <mliska@suse.cz>
4247 * doc/invoke.texi: Replace inequality signs with square brackets
4250 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4252 PR tree-optimization/68644
4253 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4255 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4258 * lra-constraints.c (simplify_operand_subreg): Handle
4259 WORD_REGISTER_OPERATIONS targets.
4261 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4264 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4265 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4266 elimination by swapping fld*.
4268 2017-02-22 Richard Biener <rguenther@suse.de>
4270 PR tree-optimization/79673
4271 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4272 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4273 irrelevant address-space qualifiers and avoiding a
4274 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4276 2017-02-22 Richard Biener <rguenther@suse.de>
4278 PR tree-optimization/79666
4279 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4280 to not symbolically negate if that may introduce undefined
4283 2017-02-22 Martin Liska <mliska@suse.cz>
4286 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4287 * data-streamer-out.c (streamer_write_gcov_count_stream):
4289 * value-prof.c (stream_out_histogram_value): Make assert more
4290 precise based on type of counter.
4292 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
4295 * config/i386/i386.md (standard_x87sse_constant_load splitter):
4296 Use nonimmediate_operand instead of memory_operand for operand 1.
4297 (float-extend standard_x87sse_constant_load splitter): Ditto.
4299 2017-02-21 Jeff Law <law@redhat.com>
4301 PR tree-optimization/79621
4302 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4303 blocks with edges to themselves.
4305 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4308 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4309 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4310 Use gimple_call_builtin_p.
4313 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4314 on temporarily removed DEBUG_INSNs.
4316 PR tree-optimization/79649
4317 * tree-loop-distribution.c (classify_partition): Give up on
4318 non-generic address space loads/stores.
4320 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
4322 * doc/loop.texi (Loop manipulation): Remove nonexistent
4323 tree_ssa_loop_version from the documentation.
4324 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4326 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4329 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4330 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4331 * config/rs6000/rs6000.c: Include except.h.
4332 (rs6000_expand_split_stack_prologue): Call
4333 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4335 2017-02-21 Martin Jambor <mjambor@suse.cz>
4338 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4341 2017-02-21 Martin Jambor <mjambor@suse.cz>
4343 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4344 for backward compatibility only.
4345 * doc/invoke.texi (Option Summary): Remove all references to
4348 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
4352 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4354 * lra-constraints.c (curr_insn_transform): Handle
4355 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4357 2017-02-21 Martin Liska <mliska@suse.cz>
4359 * config/i386/i386.opt: Replace -masm-dialect with -masm.
4361 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
4363 PR translation/79638
4364 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4366 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
4369 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4370 (arm_function_ok_for_sibcall): Return false for an indirect call by
4371 descriptor if all the argument registers are used.
4372 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4373 alignment of the function.
4375 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4377 PR tree-optimization/61441
4378 * simplify-rtx.c (simplify_const_unary_operation): For
4379 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4380 the sNaN unmodified.
4382 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4384 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4385 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4386 instead of SYSTEM_HEADER_DIR.
4388 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
4389 Martin Liška <mliska@suse.cz>
4391 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4392 Fix typos and grammar, use active voice, and clarify.
4394 2017-02-20 Marek Polacek <polacek@redhat.com>
4397 * gimplify.c (gimplify_expr): Handle unused *&&L;.
4400 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
4402 2017-02-20 Jakub Jelinek <jakub@redhat.com>
4405 * config/i386/i386.c (ix86_expand_builtin): Handle
4406 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
4407 ix86_builtins_isa[fcode].isa as a requirement of those
4408 flags and any other flag in the bitmask.
4409 (ix86_init_mmx_sse_builtins): Use 0 instead of
4410 ~OPTION_MASK_ISA_64BIT as mask.
4411 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
4412 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
4413 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
4414 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
4416 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4419 * lra-constraints.c (split_reg): Check requested split mode
4420 is supported by the register.
4422 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4424 * lra-constraints.c (simplify_operand_subreg): Remove early
4427 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4430 * lra-constraints.c (curr_insn_transform): Tighten condition
4431 for converting SUBREG reloads from OP_OUT to OP_INOUT.
4433 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4436 * lra-constraints.c (curr_insn_transform): Handle
4437 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4439 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
4442 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4446 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
4449 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
4452 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4454 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
4457 2017-02-18 Jakub Jelinek <jakub@redhat.com>
4459 * final.c (last_columnnum, override_columnnum): New variables.
4460 (final_start_function): Set last_columnnum, pass it to begin_prologue
4461 hook and pass 0 to dwarf2out_begin_prologue.
4462 (final_scan_insn): Update override_columnnum. Pass last_columnnum
4463 to source_line debug hook.
4464 (notice_source_line): Compute last_columnnum and for debug_column_info
4465 return true on column changes.
4466 * debug.h (struct gcc_debug_hooks): Add column argument to
4467 source_line and begin_prologue hooks.
4468 (debug_nothing_int_charstar_int_bool): Remove prototype.
4469 (debug_nothing_int_int_charstar,
4470 debug_nothing_int_int_charstar_int_bool): New prototypes.
4471 (dwarf2out_begin_prologue): Add column argument.
4472 * debug.c (do_nothing_debug_hooks): Adjust source_line and
4473 begin_prologue hooks.
4474 (debug_nothing_int_charstar_int_bool): Remove.
4475 (debug_nothing_int_int_charstar,
4476 debug_nothing_int_int_charstar_int_bool): New functions.
4477 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
4478 through to dwarf2out_source_line.
4479 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
4480 (dwarf2out_source_line): Add column argument, emit it if requested.
4481 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
4483 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4484 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4485 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
4486 through to dwarf2out_begin_prologue.
4487 (vmsdbgout_source_line): Add column argument, pass it through to
4488 dwarf2out_source_line.
4489 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
4490 dbxout_source_line caller.
4491 (dbxout_source_line): Add column argument.
4493 * common.opt (gno-column-info, gcolumn-info): New options.
4494 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
4495 (check_die): Also test for multiple DW_AT_decl_column attributes.
4496 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
4497 DW_AT_decl_column if requested.
4498 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
4500 (gen_variable_die): Likewise.
4501 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
4502 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
4505 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
4506 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
4507 (ix86_handle_option): Handle OPT_m3dnowa.
4508 * doc/invoke.texi (-m3dnowa): Document.
4509 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
4510 -m3dnowa instead of -m3dnow -march=athlon.
4513 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
4514 instead of gcc_assert for K, r and R code checks. Formatting fixes.
4516 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4519 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
4520 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
4521 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
4522 generator for vsx_xxpermdi_<mode>_be.
4523 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
4524 force big-endian semantics.
4525 (vsx_xxpermdi_<mode>_be): New define_expand with same
4526 implementation as previous version of vsx_xxpermdi_<mode>.
4528 2017-02-17 Jakub Jelinek <jakub@redhat.com>
4530 PR tree-optimization/79327
4531 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
4532 variable, its initialization and use.
4534 2017-02-17 Julia Koval <julia.koval@intel.com>
4536 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
4537 (OPTION_MASK_ISA_PKU_UNSET): New.
4538 (ix86_handle_option): Handle -mrdpid.
4539 * config/i386/cpuid.h (bit_RDPID): New.
4540 * config/i386/driver-i386.c (host_detect_local_cpu):
4541 Detect RDPID feature.
4542 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
4543 * config/i386/i386-c.c (ix86_target_macros_internal):
4545 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
4546 (ix86_valid_target_attribute_inner_p): Add "rdpid".
4547 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
4548 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
4549 * config/i386/i386.md (define_insn "rdpid"): New.
4550 * config/i386/i386.opt Add -mrdpid.
4551 * config/i386/immintrin.h (_rdpid_u32): New.
4553 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
4555 PR rtl-optimization/79541
4556 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
4557 instead of transforming it into USE.
4559 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
4561 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
4562 If HONOR_SNANS (SFmode) force the input to a register.
4563 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
4564 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
4565 an frsp or similar insn.
4567 2017-02-17 Martin Liska <mliska@suse.cz>
4569 PR rtl-optimization/79577
4570 * params.def (selsched-max-sched-times): Increase minimum to 1.
4572 2017-02-17 Martin Liska <mliska@suse.cz>
4574 PR rtl-optimization/79574
4575 * gcse.c (want_to_gcse_p): Prevent integer overflow.
4577 2017-02-17 Martin Liska <mliska@suse.cz>
4579 PR tree-optimization/79529
4580 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
4581 ssa_defined_default_def_p to handle cases which are implicitly
4583 * tree-ssa.c (ssa_defined_default_def_p): New function.
4584 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
4585 which are implicitly defined.
4586 * tree-ssa.h (ssa_defined_default_def_p): Declare.
4588 2017-02-17 Richard Biener <rguenther@suse.de>
4591 * params.def (max-ssa-name-query-depth): Limit to 10.
4593 2017-02-17 Richard Biener <rguenther@suse.de>
4595 PR tree-optimization/79552
4596 * tree-ssa-structalias.c (visit_loadstore): Properly verify
4599 2017-02-17 Richard Biener <rguenther@suse.de>
4602 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
4604 2017-02-17 Marek Polacek <polacek@redhat.com>
4607 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
4608 (fold_negate_expr): New wrapper.
4610 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
4612 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
4613 Correct terminology and de-emphasize pre-standard behavior.
4615 2017-02-16 Alan Modra <amodra@gmail.com>
4617 PR rtl-optimization/79286
4618 * ira.c (def_dominates_uses): New function.
4619 (update_equiv_regs): Don't create an equivalence for insns that
4620 may trap where the register def does not dominate the use.
4622 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
4624 PR rtl-optimization/78127
4625 * lra.c (lra): Call lra_eliminate before finish the loop after
4628 2017-02-16 Richard Biener <rguenther@suse.de>
4630 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
4632 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
4633 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
4634 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
4635 (isl_val_int_from_wi): New function.
4636 (extract_affine_gmp): Rename to ...
4637 (extract_affine_wi): ... this, take a widest_int.
4638 (extract_affine_int): Just wrap extract_affine_wi.
4639 (add_param_constraints): Use isl_val_int_from_wi.
4640 (add_loop_constraints): Likewise, and extract_affine_wi.
4642 2017-02-15 Jeff Law <law@redhat.com>
4645 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
4646 ira_init_register_move_cost_if_necessary.
4648 2017-02-15 Martin Sebor <msebor@redhat.com>
4651 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
4652 removed in a prior commit.
4654 2017-02-15 Bin Cheng <bin.cheng@arm.com>
4656 PR tree-optimization/79347
4657 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
4658 counters during peeling.
4660 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
4662 * Makefile.in (site.exp): Remove "set ISLVER".
4664 2017-02-15 Jakub Jelinek <jakub@redhat.com>
4667 * real.c (real_from_integer): Call real_convert even for decimal.
4669 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4672 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4674 2017-02-14 Andrew Pinski <apinski@cavium.com>
4676 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
4677 cores and change the partno/implementer to be correct.
4678 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
4679 the 'B" as the implementer.
4680 * config/aarch64/aarch64-tune.md: Regenerate.
4682 2017-02-14 Carl Love <cel@us.ibm.com>
4684 * config/rs6000/rs6000.c: Add case statement entry to make the
4685 xvcvuxdsp built-in argument unsigned.
4686 * config/rs6000/vsx.md: Fix the source and return operand types so they
4687 match the instruction definitions from the ISA document. Fix typo
4688 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
4691 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
4694 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
4695 member early_clobber_alts.
4696 * lra-lives.c (reg_early_clobber_p): New.
4697 (process_bb_lives): Use it.
4698 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
4699 (debug_operand_data): Initialize early_clobber_alts.
4700 (setup_operand_alternative): Set up early_clobber_alts.
4701 (collect_non_operand_hard_regs): Ditto. Pass early clobber
4702 alternatives to new_insn_reg.
4703 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
4705 (lra_update_insn_regno_info): Pass the new arg.
4707 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4710 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
4711 (new_oacc_loop_raw): Don't clear already cleared fields.
4714 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
4715 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
4716 _mm512_prefetch_i64gather_ps): New inline functions and macros.
4718 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
4721 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
4723 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
4726 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
4727 the extra instruction to the right place to store 128-bit constant
4730 2017-02-14 Martin Sebor <msebor@redhat.com>
4733 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
4734 warning for strings of unknown length.
4736 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
4738 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
4740 2017-02-14 Jeff Law <law@redhat.com>
4743 * ira-costs.c (scan_one_insn): Initialize register move costs
4744 for pseudos seen in USE/CLOBBER insns.
4746 PR tree-optimization/79095
4747 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
4748 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
4749 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
4750 if the operands are known to be not equal, then the resulting range
4752 (intersect_ranges): If the new range is ~[0,0] and the old range is
4753 wide, then prefer ~[0,0].
4754 * tree-vrp.c (overflow_comparison_p_1): New function.
4755 (overflow_comparison_p): New function.
4756 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
4757 if NAME is used in an overflow test.
4758 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
4759 overflow check that can be expressed as an equality test, then adjust
4760 ops to be that equality test.
4762 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4764 * config/s390/s390-builtin-types.def: Remove flags argument.
4765 * config/s390/s390.c (s390_init_builtins): Likewise.
4767 2017-02-14 Martin Liska <mliska@suse.cz>
4769 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
4770 vector. Fix trailing white spaces.
4772 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
4774 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
4777 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4779 PR rtl-optimization/68664
4780 * config/arm/arm.c (arm_sched_can_speculate_insn):
4781 New function. Declare prototype.
4782 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4784 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4786 PR rtl-optimization/68664
4787 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
4789 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4791 2017-02-14 Amit Pawar <amit.pawar@amd.com>
4793 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
4794 max skip bytes for function, loop and jump.
4796 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4798 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
4799 ABS_EXPR for gimple dump.
4801 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4804 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
4806 PR tree-optimization/79408
4807 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
4808 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
4809 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
4810 also if rhs1 is INTEGER_CST.
4812 2017-02-14 Richard Biener <rguenther@suse.de>
4815 * tree-into-ssa.c (insert_phi_nodes): When the function can
4816 have abnormal edges rewrite SSA names with broken use-def
4817 dominance out of SSA and register them for PHI insertion.
4819 2017-02-13 Martin Sebor <msebor@redhat.com>
4822 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
4823 clearing info.nowrite flag when snprintf size argument is a range.
4825 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4827 * cprop.c (cprop_jump): Add missing space in string literal.
4828 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
4829 (get_constraint_for_component_ref): Likewise.
4830 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
4831 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
4832 * lra-constraints.c (process_alt_operands): Likewise.
4833 * ipa-inline.c (inline_small_functions): Likewise.
4834 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
4835 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
4836 * trans-mem.c (diagnose_tm_1_op): Likewise.
4837 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
4838 (grid_parallel_clauses_gridifiable): Likewise.
4840 * config/nvptx/mkoffload.c (process): Add space in between
4843 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
4844 "MOD4_SSE_REGS" and "ALL_REGS".
4846 * spellcheck.c (test_data): Add , in between "foo" and "food".
4848 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4851 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
4852 boundary crossing check and subsequent code generation agree.
4854 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4856 * config/aarch64/aarch64.c (has_memory_op): Delete.
4857 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
4860 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4862 PR rtl-optimization/79388
4863 PR rtl-optimization/79450
4864 * combine.c (distribute_notes): When removing TEM_INSN for which
4865 corresponding dest has last value recorded, invalidate that last
4868 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4870 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
4871 of explicit '@'. Add missing assembly comment marker on branch costs
4874 2017-02-13 Nathan Sidwell <nathan@acm.org>
4876 * gengtype-lex.l (<in_struct>): Add '/'.
4878 2017-02-13 Martin Liska <mliska@suse.cz>
4881 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
4883 2017-02-13 Richard Biener <rguenther@suse.de>
4885 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
4887 * configure: Re-generate.
4888 * config.in: Likewise.
4889 * graphite-dependences.c: Simplify as if
4890 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
4891 * graphite-isl-ast-to-gimple.c: Likewise.
4892 * graphite-optimize-isl.c: Likewise.
4893 * graphite-poly.c: Likewise.
4894 * graphite-sese-to-poly.c: Likewise.
4895 * graphite.h: Likewise.
4896 * toplev.c: Include isl/version.h and use isl_version () for
4897 printing the ISL version.
4898 * doc/install.texi: Update ISL requirement.
4900 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4902 * doc/standards.texi (Standards): Update reference to
4905 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4907 * doc/extend.texi (Named Address Spaces): sourceware.org now
4909 * doc/install.texi (Binaries): Ditto.
4912 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4914 * doc/cpp.texi: Replace "stringify"/"stringification" with C
4915 standard terminology "stringize"/"stringizing" throughout.
4916 * doc/cppinternals.texi: Likewise.
4918 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4920 * doc/extend.texi: Fix some spelling mistakes and typos.
4921 * doc/invoke.texi: Likewise.
4923 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4926 * params.def (inline-min-speedup) Change from 10 to 8.
4928 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4930 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
4933 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4936 * ipa-inline-analysis.c (get_minimal_bb): New function.
4937 (record_modified): Use it.
4938 (remap_edge_change_prob): Handle also ancestor functions.
4940 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
4942 * doc/contrib.texi (Contributors): Remove broken link into
4943 the Mauve CVS repository.
4945 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4948 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
4949 result computation whenever lhs doesn't have vector mode, not
4950 just when it has BLKmode.
4952 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4954 * doc/makefile.texi (profiledbootstrap): Refer to the
4955 installation instructions only in textual form.
4957 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4960 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
4962 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4964 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
4965 (Specific): Update mingw-w64 reference.
4967 (Specific): Remove broken link to Renesas RX processor.
4969 2017-02-10 Richard Biener <rguenther@suse.de>
4971 * toplev.c (process_options): Do not mention obsolete graphite
4972 options when printing sorry message about missing graphite support.
4973 Mention -floop-nest-optimize.
4975 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
4977 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
4978 (vtst_p16): Likewise.
4979 (vtstq_p8): Likewise.
4980 (vtstq_p16): Likewise.
4982 (vtstq_p64): Likewise.
4983 * config/arm/arm_neon.h (vgetq_lane_p64): New.
4984 (vset_lane_p64): New.
4985 (vsetq_lane_p64): New.
4987 2017-02-10 Jakub Jelinek <jakub@redhat.com>
4989 PR tree-optimization/79411
4990 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
4991 stmt operands are SSA_NAMEs used in abnormal phis.
4992 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
4995 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
4998 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5001 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5003 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5005 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5007 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5011 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5012 not arbitrary TREE_CONSTANT.
5015 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5016 "omp declare target link" attribute unless is_global_var.
5017 * omp-offload.c (find_link_var_op): Likewise.
5019 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5020 Chung-Lin Tang <cltang@codesourcery.com>
5022 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5024 (gimplify_adjust_omp_clauses): Don't delete TILE.
5025 (gimplify_omp_for): Deal with TILE.
5026 * internal-fn.c (expand_GOACC_TILE): New function.
5027 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5029 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5030 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5032 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5033 avoid DIV for outermost collapse var.
5034 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5035 Remove out of date comments, fix whitespace.
5036 * omp-general.c (omp_extract_for_data): Deal with tiling.
5037 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5038 adjust OLF_DIM_BASE value.
5039 (struct omp_for_data): Add tiling field.
5040 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5041 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5042 for auto loops. Remove default auto determining, moved to
5043 oacc_loop_fixed_partitions.
5044 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5045 stmts, add e_mask field.
5046 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5047 (oacc_thread_numbers): Use oacc_dim_call.
5048 (oacc_xform_tile): New.
5049 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5050 (finish_oacc_loop): Adjust for ifns vector.
5051 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5052 add case for GOACC_TILE fns.
5053 (oacc_loop_xform_loop): Delete.
5054 (oacc_loop_process): Iterate over call list directly, and add
5055 handling for GOACC_TILE fns.
5056 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5058 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5059 vector partitioning to outer loops. Assign 2 partitions to loops
5060 when available. Add TILE handling.
5061 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5062 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5063 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5064 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5065 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5067 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5069 * configure.ac (ACX_BUGURL): Update.
5070 * configure: Regenerate.
5072 2017-02-09 Richard Biener <rguenther@suse.de>
5074 PR tree-optimization/69823
5075 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5076 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5078 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5080 * config/arc/arc-c.def: Add __NPS400__ definition.
5081 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5082 (TARGET_NPS400): Define.
5084 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5086 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5088 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5090 (arc_cpu_types): Fill the arch_info field with a pointer into the
5091 arc_arch_types table.
5092 (arc_selected_cpu): Declare.
5093 * config/arc/arc.c (arc_selected_cpu): Make global.
5094 (arc_selected_arch): Delete.
5095 (arc_base_cpu): Delete.
5096 (arc_override_options): Remove references to deleted variables,
5097 update access to arch information.
5098 (ARC_OPT): Update access to arch information.
5099 (ARC_OPTX): Likewise.
5100 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5101 (TARGET_ARC600): Update access to arch information.
5102 (TARGET_ARC601): Likewise.
5103 (TARGET_ARC700): Likewise.
5104 (TARGET_EM): Likewise.
5105 (TARGET_HS): Likewise.
5106 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5109 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5112 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5113 condition/operands for integer GE/LE/GEU/LEU operations.
5115 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5117 PR translation/79397
5118 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5121 2017-02-08 Martin Jambor <mjambor@suse.cz>
5124 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5125 whether allocation happened.
5126 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5127 nothing was allocated.
5129 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5131 PR tree-optimization/79408
5132 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5133 constant, but SSA_NAME with a known integer range, use the minimum
5134 of that range instead of op1 to determine if modulo can be replaced
5135 with its first operand.
5137 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5139 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5141 2017-02-08 Richard Biener <rguenther@suse.de>
5143 PR tree-optimization/71824
5144 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5145 Check all loops contained in the merged region.
5147 2017-02-07 Andrew Pinski <apinski@cavium.com>
5149 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5151 2017-02-07 Andrew Pinski <apinski@cavium.com>
5153 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5154 (thunderxt88): Likewise.
5155 (thunderxt81): Disable LSE and change v8.1 to v8.
5156 (thunderxt83): Likewise.
5158 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5159 Richard Biener <rguenther@suse.de>
5162 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5163 type from int to size_t.
5164 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5166 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5168 PR rtl-optimization/79386
5169 * cprop.c (bypass_conditional_jumps): Initialize
5170 bypass_last_basic_block already before splitting bbs after
5171 unconditional traps...
5172 (bypass_conditional_jumps): ... rather than here.
5175 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5176 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5177 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5178 fix -masm=intel patterns.
5180 2017-02-07 Richard Biener <rguenther@suse.de>
5182 PR tree-optimization/79256
5184 * builtins.c (get_object_alignment_2): Use min_align_of_type
5185 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5186 and ADJUST_FIELD_ALIGN.
5188 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5190 * doc/tm.texi: Regenerate.
5191 * stor-layout.c (layout_decl): Adjust.
5192 (update_alignment_for_field): Likewise.
5193 (place_field): Likewise.
5194 (min_align_of_type): Likewise.
5195 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5196 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5197 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5198 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5199 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5200 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5201 * config/i386/i386.c (x86_field_alignment): Likewise.
5202 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5203 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5204 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5205 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5206 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5207 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5211 2017-01-30 Richard Biener <rguenther@suse.de>
5213 PR tree-optimization/79256
5214 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5215 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5218 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5220 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5221 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5222 builtins to SImode and emit a zero-extend, if necessary.
5224 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5226 * docs/invoke.texi (RISC-V Options): Alphabetize.
5228 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5230 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5233 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5235 * config/riscv/riscv.c: New file.
5236 * gcc/common/config/riscv/riscv-common.c: Likewise.
5237 * config.gcc: Likewise.
5238 * config/riscv/constraints.md: Likewise.
5239 * config/riscv/elf.h: Likewise.
5240 * config/riscv/generic.md: Likewise.
5241 * config/riscv/linux.h: Likewise.
5242 * config/riscv/multilib-generator: Likewise.
5243 * config/riscv/peephole.md: Likewise.
5244 * config/riscv/pic.md: Likewise.
5245 * config/riscv/predicates.md: Likewise.
5246 * config/riscv/riscv-builtins.c: Likewise.
5247 * config/riscv/riscv-c.c: Likewise.
5248 * config/riscv/riscv-ftypes.def: Likewise.
5249 * config/riscv/riscv-modes.def: Likewise.
5250 * config/riscv/riscv-opts.h: Likewise.
5251 * config/riscv/riscv-protos.h: Likewise.
5252 * config/riscv/riscv.h: Likewise.
5253 * config/riscv/riscv.md: Likewise.
5254 * config/riscv/riscv.opt: Likewise.
5255 * config/riscv/sync.md: Likewise.
5256 * config/riscv/t-elf-multilib: Likewise.
5257 * config/riscv/t-linux: Likewise.
5258 * config/riscv/t-linux-multilib: Likewise.
5259 * config/riscv/t-riscv: Likewise.
5260 * configure.ac: Likewise.
5261 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5262 Waterman as RISC-V maintainers.
5263 * doc/install.texi: Add RISC-V entries.
5264 * doc/invoke.texi: Add RISC-V options section.
5265 * doc/md.texi: Add RISC-V constraints section.
5266 * configure: Regenerated.
5268 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5271 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5272 false values to be constant vectors with all 0 or all 1 bits set.
5273 (vcondu<mode><mode>): Likewise.
5274 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5276 (fpmask_comparison_operator): Update comment.
5277 (vecint_comparison_operator): New predicate.
5278 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5279 vector conditionals when the true and false values are constant
5280 vectors with all 0 bits or all 1 bits set.
5282 2017-02-06 Martin Sebor <msebor@redhat.com>
5284 PR tree-optimization/79376
5285 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5287 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5290 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5291 to simplify split condition.
5293 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5295 * omp-expand.c (oxpand_omp_atomic_fetch_op,
5296 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5299 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
5301 PR rtl-optimization/68664
5302 * target.def (can_speculate_insn): New hook.
5303 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5304 * doc/tm.texi: Regenerate.
5305 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5306 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5307 (rs6000_sched_can_speculate_insn): New function.
5309 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5311 PR tree-optimization/79284
5312 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5313 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5314 vectorizable_mask_load_store, vectorizable_operation,
5315 vect_is_simple_cond, get_same_sized_vectype): Use it instead
5316 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5317 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5318 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5319 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5320 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5321 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5322 is_gimple_assign (stmt). Replace another such test with
5323 is_gimple_assign (stmt).
5325 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5328 * config/avr/avr.c (rtl-iter.h): Include it.
5329 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5330 (avr_legitimate_combined_insn): ...and implementation.
5332 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
5334 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5335 * config/s390/s390.c (s390_const_operand_ok)
5336 (s390_canonicalize_comparison, s390_extract_part)
5337 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5338 (s390_contiguous_bitmask_p, s390_rtx_costs)
5339 (legitimize_pic_address): Likewise.
5340 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5341 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5342 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5343 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5344 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5346 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5348 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5349 REGNO($0) == REGNO($1).
5351 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5353 * config/s390/linux.h(SIZE_TYPE): Add comment.
5355 2017-02-06 Julian Brown <julian@codesourcery.com>
5356 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5357 Virendra Pathak <virendra.pathak@broadcom.com>
5359 * config/aarch64/aarch64-cores.def: Change the scheduler
5361 * config/aarch64/aarch64.md: Include thunderx2t99.md.
5362 * config/aarch64/thunderx2t99.md: New file.
5364 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5366 * doc/standards.texi (Go Language): Update link to language
5369 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5371 * tree-eh.c (lower_resx): Sanitize profile.
5372 (cleanup_empty_eh_move_lp): Likewise.
5374 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5377 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5379 * cfgloopmanip.h (loop_version): Update prototype.
5380 * modulo-sched.c (sms_schedule): Update call of loop_version.
5381 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5382 * tree-parloops.c (gen_parallel_loop): Likewise.
5383 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5384 * tree-ssa-loop-split.c (split_loop): Likewise.
5385 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5386 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5388 2017-02-05 Martin Liska <mliska@suse.cz>
5391 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5393 (print_operand_address): Initialize a struct to zero.
5395 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5397 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
5398 garbage collector only in textual form.
5400 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5402 * doc/extend.texi (x86 specific memory model extensions for
5403 transactional memory): Simplify a phrase.
5405 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
5408 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
5409 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
5410 (atomic_storedi_1): Likewise.
5412 2017-02-04 Jakub Jelinek <jakub@redhat.com>
5414 PR tree-optimization/79338
5415 * tree-parloops.c (gather_scalar_reductions): Don't call
5416 vect_analyze_loop_form for loop->inner before destroying loop's
5419 2017-02-03 Martin Sebor <msebor@redhat.com>
5421 PR tree-optimization/79327
5422 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
5423 when precision has resulted in leading zeros.
5424 (format_integer): Adjust the likely counter to assume an unknown
5425 argument that may be zero is non-zero.
5427 2017-02-03 Jason Merrill <jason@redhat.com>
5430 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
5431 avoid copying non-taken branch.
5433 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5435 PR tree-optimization/79340
5436 * tree-vect-loop.c (vectorizable_reduction): Release
5437 vec_defs elements after safe_splicing them into other vectors.
5440 PR tree-optimization/79327
5441 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
5442 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
5444 (format_integer): Use wide_int_to_tree instead of build_int_cst
5445 + to_?hwi. If argmin is NULL, just set argmin and argmax to
5446 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
5447 of shortest and longest sequence.
5449 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5452 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
5454 2017-02-03 Walter Lee <walt@tilera.com>
5457 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
5458 after initial stackframe link reg save.
5459 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
5461 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5464 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
5465 wu for stxssp alternative.
5467 2017-02-03 Martin Sebor <msebor@redhat.com>
5469 PR tree-optimization/79352
5470 * gimple-fold.c (get_range_strlen): Add argument.
5471 (get_range_strlen): Change return type to bool.
5472 (get_maxval_strlen): Pass in a dummy argument.
5473 * gimple-fold.h (get_range_strlen): Change return type to bool.
5474 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
5475 * tree.h (array_at_struct_end_p): Add argument.
5476 * tree.c (array_at_struct_end_p): Handle it.
5478 2017-02-03 Martin Liska <mliska@suse.cz>
5481 * multiple_target.c (create_dispatcher_calls): Redirect edge
5482 from a caller of a dispatcher.
5483 (expand_target_clones): Make the clones local.
5484 (ipa_target_clone): Do both target clones and resolvers.
5485 (ipa_dispatcher_calls): Remove the pass.
5486 (pass_dispatcher_calls::gate): Likewise.
5487 (make_pass_dispatcher_calls): Likewise.
5488 * passes.def (pass_target_clone): Put as very first IPA early
5491 2017-02-03 Martin Liska <mliska@suse.cz>
5493 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
5494 in case of a function with ifunc attribute.
5496 2017-02-03 Martin Liska <mliska@suse.cz>
5498 * cgraph.c (cgraph_node::dump): Dump function version info.
5499 * symtab.c (symtab_node::dump_base): Add missing new line.
5501 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5503 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
5504 (ifcombine_ifandif): Use it.
5506 2017-02-03 Martin Liska <mliska@suse.cz>
5508 * doc/invoke.texi: Document default value for
5509 use-after-scope-direct-emission-threshold.
5511 2017-02-03 Martin Liska <mliska@suse.cz>
5513 PR tree-optimization/79339
5514 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
5515 (format_floating): Likewise.
5517 2017-02-03 Martin Liska <mliska@suse.cz>
5520 * ipa-prop.c (ipa_node_params_t::insert): Remove current
5522 (ipa_node_params_t::remove): Likewise.
5523 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
5524 initialization from removed ipa_node_params_t::insert.
5525 (ipa_node_params::~ipa_node_params): Move from removed
5526 ipa_node_params_t::release.
5527 * symbol-summary.h (symbol_summary::m_released): New member.
5528 Do not release a summary twice. Do not allow to call finalizer
5529 for types of a summary that live in GGC memory.
5531 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5533 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
5536 2017-02-02 Martin Sebor <msebor@redhat.com>
5539 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
5540 (format_string): Tighten up the range of output for non-constant
5541 strings and correct the expected range for wide non-constant strings.
5543 2017-02-02 Martin Sebor <msebor@redhat.com>
5545 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
5548 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
5550 (-fdump-tree-@var): Add to index and document how to come up
5551 with pass-specific option and dump file names.
5552 (-fdump-passes): Clarify where to look for output.
5554 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5557 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
5558 statistics of the analyzed path; allow threading for speed when
5559 any of BBs along the path are optimized for speed.
5561 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
5564 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
5565 settings of the virtual registers.
5568 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5570 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5571 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5574 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5576 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
5577 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
5579 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5581 * config/s390/s390.md: Add missing comments with the expanded
5583 * config/s390/vector.md: Likewise.
5584 * config/s390/vx-builtins.md: Likewise.
5586 2017-02-02 Jakub Jelinek <jakub@redhat.com>
5589 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
5590 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
5591 conditions on a single line.
5593 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5595 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5596 __S390_VX__ to __VX__.
5598 2017-02-01 Andrew Pinski <apinski@cavium.com>
5600 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
5601 stmt_info to record_stmt_cost.
5602 (vect_get_known_peeling_cost): Pass stmt_info if known to
5604 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
5605 cpu_vector_cost field into
5606 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
5607 field into vec_int_stmt_cost and vec_fp_stmt_cost.
5608 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
5609 splitting of scalar_stmt_cost and vec_stmt_cost.
5610 (thunderx_vector_cost): Likewise.
5611 (cortexa57_vector_cost): LIkewise.
5612 (exynosm1_vector_cost): Likewise.
5613 (xgene1_vector_cost): Likewise.
5614 (thunderx2t99_vector_cost): Improve after the splitting of the two
5616 (aarch64_builtin_vectorization_cost): Update for the splitting of
5617 scalar_stmt_cost and vec_stmt_cost.
5619 2017-02-01 Torvald Riegel <triegel@redhat.com>
5620 Richard Henderson <rth@redhat.com>
5622 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
5623 conditional on existance of a fast atomic load.
5624 * optabs-query.c (can_atomic_load_p): New function.
5625 * optabs-query.h (can_atomic_load_p): Declare it.
5626 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
5627 no fast atomic load is available for the particular size of access.
5628 (expand_atomic_compare_and_swap): Likewise.
5629 (expand_atomic_load): Likewise.
5630 (expand_atomic_store): Likewise.
5631 (expand_atomic_fetch_op): Likewise.
5632 * testsuite/lib/target-supports.exp
5633 (check_effective_target_sync_int_128): Remove x86 because it provides
5634 no fast atomic load.
5635 (check_effective_target_sync_int_128_runtime): Likewise.
5637 2017-02-01 Richard Biener <rguenther@suse.de>
5639 * graphite.c: Include tree-vectorizer.h for find_loop_location.
5640 (graphite_transform_loops): Provide opt-info for optimized nests.
5641 * tree-parloop.c (parallelize_loops): Provide opt-info for
5644 2017-02-01 Richard Biener <rguenther@suse.de>
5647 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
5650 2017-02-01 Richard Biener <rguenther@suse.de>
5652 PR tree-optimization/71824
5653 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5654 Verify the loops are valid in the merged SESE region.
5655 (scop_detection::can_represent_loop_1): Check analyzing the
5656 evolution of the number of iterations in the region succeeds.
5658 2017-01-31 Ian Lance Taylor <iant@golang.org>
5660 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
5661 REG_ARGS_SIZE note to 32-bit push insns and call insn.
5663 2017-01-31 David Malcolm <dmalcolm@redhat.com>
5665 PR preprocessor/79210
5666 * input.c (get_substring_ranges_for_loc): Replace line_width
5667 assertion with error-handling.
5669 2017-01-31 Richard Biener <rguenther@suse.de>
5671 PR tree-optimization/77318
5672 * graphite-sese-to-poly.c (extract_affine): Fix assert.
5673 (create_pw_aff_from_tree): Take loop parameter.
5674 (add_condition_to_pbb): Pass loop of the condition to
5675 create_pw_aff_from_tree.
5677 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5679 * config/s390/s390.c (s390_asan_shadow_offset): New function.
5680 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
5682 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5686 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
5688 (convert_int_to_float128): Likewise.
5689 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
5690 (convert_int_to_float128): Likewise.
5691 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
5692 (UNSPEC_IEEE128_CONVERT): Likewise.
5693 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
5694 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
5695 Use local variables for IBM extended format.
5696 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
5697 (fix_trunc<mode>si2_fprs): Likewise.
5698 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5699 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
5700 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
5701 to know that we can now have integers of all sizes in vector
5703 (fix<uns>_<mode>di2_hw): Likewise.
5704 (float<uns>_<mode>si2_hw): Likewise.
5705 (fix_<mode>si2_hw): Likewise.
5706 (fixuns_<mode>si2_hw): Likewise.
5707 (float<uns>_<mode>di2_hw): Likewise.
5708 (float_<mode>di2_hw): Likewise.
5709 (float_<mode>si2_hw): Likewise.
5710 (floatuns_<mode>di2_hw): Likewise.
5711 (floatuns_<mode>si2_hw): Likewise.
5712 (xscvqp<su>wz_<mode>): Delete, no longer used.
5713 (xscvqp<su>dz_<mode>): Likewise.
5714 (xscv<su>dqp_<mode>): Likewise.
5715 (ieee128_mfvsrd_64bit): Likewise.
5716 (ieee128_mfvsrd_32bit): Likewise.
5717 (ieee128_mfvsrwz): Likewise.
5718 (ieee128_mtvsrw): Likewise.
5719 (ieee128_mtvsrd_64bit): Likewise.
5720 (ieee128_mtvsrd_32bit): Likewise.
5722 2017-01-31 Martin Liska <mliska@suse.cz>
5725 * ipa-prop.c (ipa_free_all_node_params): Call release method
5726 instead of ~sumbol_summary to not to trigger double times
5729 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
5731 PR tree-optimization/71691
5732 * bitmap.h (class auto_bitmap): New.
5733 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
5734 is_maybe_undefined instead of ssa_undefined_value_p.
5736 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5738 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5739 __S390_ARCH_LEVEL__ to __ARCH__.
5741 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5743 PR tree-optimization/79267
5744 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
5745 if should_remove_lhs_p is true.
5747 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
5750 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
5751 (add_alignment_attribute): New.
5752 (base_type_die): Add alignment attribute.
5753 (subrange_type_die): Likewise.
5754 (modified_type_die): Likewise.
5755 (gen_array_type_die): Likewise.
5756 (gen_descr_array_type_die: Likewise.
5757 (gen_enumeration_type_die): Likewise.
5758 (gen_subprogram_die): Likewise.
5759 (gen_variable_die): Likewise.
5760 (gen_field_die): Likewise.
5761 (gen_ptr_to_mbr_type_die): Likewise.
5762 (gen_struct_or_union_type_die): Likewise.
5763 (gen_subroutine_type_die): Likewise.
5764 (gen_typedef_die): Likewise.
5765 (base_type_cmp): Compare alignment attribute.
5767 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5770 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
5771 (setb_unsigned) New pattern for setb with CCUNS.
5772 * config/rs6000/rs6000.c (expand_block_compare): Use a different
5773 subfc./subfe sequence to avoid overflow problems. Generate a
5774 shorter sequence with cmpld/setb for power9.
5775 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
5776 for generating subfc. instruction.
5777 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
5778 now uses this instruction.
5780 2017-01-30 Ian Lance Taylor <iant@google.com>
5783 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
5784 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
5786 2017-01-30 Martin Sebor <msebor@redhat.com>
5788 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
5789 Move constant to the right of a relational operator.
5790 (get_mpfr_format_length, format_character, format_string): Ditto.
5791 (should_warn_p, maybe_warn): Same.
5793 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
5795 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
5798 * asan.c (get_translation_unit_decl): Remove function.
5799 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
5801 2017-01-30 Martin Liska <mliska@suse.cz>
5803 PR gcov-profile/79259
5804 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
5807 2017-01-30 Martin Liska <mliska@suse.cz>
5810 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
5811 Initialize variables with NULL value.
5813 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
5816 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
5818 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
5820 2017-01-30 Richard Biener <rguenther@suse.de>
5822 PR tree-optimization/79276
5823 * tree-vrp.c (process_assert_insertions): Properly adjust common
5824 when removing a duplicate.
5826 * gcc.dg/torture/pr79276.c: New testcase.
5828 2017-01-30 Richard Biener <rguenther@suse.de>
5830 PR tree-optimization/79256
5831 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5832 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5834 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
5836 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
5839 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
5840 ("*r<noxa>sbg_<mode>_sll_bitmask")
5841 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5842 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
5843 Use contiguous_bitmask_nowrap_operand.
5845 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5848 * config/rs6000/altivec.h (vec_xl): Revise #define.
5849 (vec_xst): Likewise.
5851 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
5853 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
5855 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
5857 PR rtl-optimization/79194
5858 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
5859 traps before call to bypass_conditional_jumps.
5861 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5863 PR tree-optimization/71374
5864 * lra-constraints.c (check_conflict_input_operands): New.
5865 (match_reload): Use it.
5867 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5870 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
5871 account to calculate conflict_set.
5873 2017-01-27 Bin Cheng <bin.cheng@arm.com>
5875 PR rtl-optimization/78559
5876 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
5877 other_insn in combine.
5879 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5881 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
5882 uint16_type_node for BT_UINT16.
5884 2017-01-27 David Malcolm <dmalcolm@redhat.com>
5886 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
5887 "RTL Tests" to menu.
5888 (GIMPLE Tests): New node.
5889 (RTL Tests): New node.
5891 2017-01-27 Richard Biener <rguenther@suse.de>
5893 PR tree-optimization/79245
5894 * tree-loop-distribution.c (distribute_loop): Apply cost
5895 modeling also to detected patterns.
5897 2017-01-27 Richard Biener <rguenther@suse.de>
5899 PR tree-optimization/71433
5900 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
5901 (compare_assert_loc): New function.
5902 (process_assert_insertions): Sort and optimize assert locations
5903 to remove duplicates and push down identical assertions on
5904 edges to their destination block.
5906 2017-01-27 Richard Biener <rguenther@suse.de>
5908 PR tree-optimization/79244
5909 * tree-vrp.c (remove_range_assertions): Forcefully propagate
5910 out SSA names even if abnormal.
5912 2017-01-27 Jakub Jelinek <jakub@redhat.com>
5914 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
5915 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
5916 instead of MPFR_RNDN.
5918 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
5921 * arm.c (arm_option_override): Don't call build_target_option_node
5922 until after doing all option overrides.
5923 (arm_valid_target_attribute_tree): Likewise.
5925 2017-01-27 Martin Liska <mliska@suse.cz>
5927 * doc/invoke.texi (-fprofile-arcs): Document profiling support
5928 for {cd}tors and C++ {cd}tors.
5930 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5932 * config/s390/s390.md ("*setmem_long_and")
5933 ("*setmem_long_and_31z"): Use zero_extend instead of and.
5935 2017-01-26 Martin Sebor <msebor@redhat.com>
5937 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
5940 2017-01-26 Martin Sebor <msebor@redhat.com>
5942 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
5943 HAVE_DFmode before using XFmode or DFmode.
5944 (parse_directive): Avoid using the z length modifier to avoid
5945 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
5948 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
5949 to accept adjustment as an array.
5950 (get_int_range): New function.
5951 (struct directive): Make width and prec arrays.
5952 (directive::set_width, directive::set_precision): Call get_int_range.
5953 (format_integer, format_floating): Handle width and precision ranges.
5954 (format_string, parse_directive): Same.
5956 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5959 * dwarf2out.c (generate_skeleton_bottom_up): For children with
5960 comdat_type_p set, just clone them, but keep the children in the
5964 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
5965 which have direct callers with -fvar-tracking-assignments enabled
5967 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
5968 inside of type units.
5970 2017-01-26 Martin Sebor <msebor@redhat.com>
5973 * gimple-ssa-sprintf.c (struct result_range): Add likely and
5975 (struct format_result): Replace number_chars, number_chars_min,
5976 and number_chars_max with a single member of struct result_range.
5978 (format_result::operator+=): Adjust.
5979 (struct fmtresult): Remove bounded. Handle likely and unlikely
5981 (fmtresult::adjust_for_width_or_precision): New function.
5982 (fmtresult:type_max_digits): New function.
5983 (bytes_remaining): Handle likely and unlikely counters.
5984 (min_bytes_remaining): Remove.
5985 (format_percent): Simplify.
5986 (format_integer, format_floating): Set likely and unlikely counters.
5987 (get_string_length, format_character, format_string): Same.
5988 (format_plain, should_warn_p): New function.
5989 (maybe_warn): Call should_warn_p. Update diagnostic messages
5990 and handle those for all directives, including plain strings.
5991 (format_directive): Handle likely and unlikely counters.
5992 Remove unnecessary quoting from diagnostics. Add an informational
5994 (add_bytes): Remove.
5995 (pass_sprintf_length::compute_format_length): Simplify.
5996 (try_substitute_return_value): Handle likely and unlikely counters.
5998 2017-01-26 Carl Love <cel@us.ibm.com>
6000 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6001 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6003 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6006 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6007 endianess for subregs into account.
6008 * lra-constraints.c (lra_constraints): Do risky transformations
6009 always on the first iteration.
6010 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6011 last_call_used_reg_set.
6012 (process_bb_lives): Define and use last_call_used_reg_set.
6013 * lra.c (lra): Always continue after lra_constraints on the first
6016 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6018 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6020 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6022 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6024 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6025 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6026 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6027 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6028 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6029 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6030 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6031 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6032 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6034 2017-01-26 Marek Polacek <polacek@redhat.com>
6037 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6038 for the third operand.
6040 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6043 * omp-low.c (struct omp_context): Add simt_stmt field.
6044 (scan_omp_for): Return omp_context *.
6045 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6046 context to the _simt_ SIMD stmt.
6047 (lower_omp_for): For combined SIMD with sibling _simt_
6048 SIMD, make sure to use the same decls in _looptemp_
6049 clauses as in the sibling.
6051 2017-01-26 David Sherwood <david.sherwood@arm.com>
6054 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6057 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6060 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6061 emit fld b; fld a; if possible.
6063 * brig-builtins.def: Update copyright years.
6064 * config/arm/arm_acle_builtins.def: Update copyright years.
6066 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6069 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6070 constraint instead of o for the stxsd instruction.
6072 2017-01-25 Carl Love <cel@us.ibm.com>
6074 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6075 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6077 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6079 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6081 2017-01-25 Richard Biener <rguenther@suse.de>
6083 PR tree-optimization/69264
6084 * target.def (vector_alignment_reachable): Improve documentation.
6085 * doc/tm.texi: Regenerate.
6086 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6088 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6089 earlier changes with respect to TYPE_USER_ALIGN.
6090 (vector_alignment_reachable_p): Likewise. Improve dumping.
6092 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6095 * config/arm/arm.md (xordi3): Force constant operand into a register
6098 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6100 * doc/invoke.texi (-fstore-merging): Correct default optimization
6101 levels at which it is enabled.
6102 (-O): Move -fstore-merging from list to...
6105 2017-01-25 Richard Biener <rguenther@suse.de>
6108 * omp-expand.c: Include debug.h.
6109 (expand_omp_taskreg): Make sure to generate early debug before
6110 outlining anything from a function.
6111 (expand_omp_target): Likewise.
6112 (grid_expand_target_grid_body): Likewise.
6114 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6117 * asan.c (get_translation_unit_decl): New function.
6118 (asan_add_global): Extract modules file name from globals
6119 TRANSLATION_UNIT_DECL name.
6121 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6124 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6125 for long calls with APCS frame and VFP.
6127 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6129 * cfg.c (original_copy_tables_initialized_p): New function.
6130 * cfg.h (original_copy_tables_initialized_p): New decl.
6131 * cfgrtl.c (relink_block_chain): Guard the call to
6132 free_original_copy_tables with a call to
6133 original_copy_tables_initialized_p.
6134 * cgraph.h (symtab_node::native_rtl_p): New decl.
6135 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6136 (symtab_node::needed_p): Don't assert for early assembly output
6137 for __RTL functions.
6138 (cgraph_node::finalize_function): Set "force_output" for __RTL
6140 (cgraph_node::analyze): Bail out early for __RTL functions.
6141 (analyze_functions): Update assertion to support __RTL functions.
6142 (cgraph_node::expand): Bail out early for __RTL functions.
6143 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6145 * function.h (struct function): Update comment for field
6147 * gimple-expr.c: Include "tree-pass.h".
6148 (gimple_has_body_p): Return false for __RTL functions.
6149 * Makefile.in (OBJS): Add run-rtl-passes.o.
6150 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6152 (gcc::pass_manager::get_clean_slate): New accessor.
6153 * passes.c: Include "insn-addr.h".
6154 (should_skip_pass_p): Add logging. Update logic for running
6155 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6156 property-provider override so it is only done for gimple passes.
6158 (skip_pass): New function.
6159 (execute_one_pass): Call skip_pass when skipping passes.
6160 * read-md.c (md_reader::read_char): Support filtering
6161 the input to a subset of line numbers.
6162 (md_reader::md_reader): Initialize fields
6163 m_first_line and m_last_line.
6164 (md_reader::read_file_fragment): New function.
6165 * read-md.h (md_reader::read_file_fragment): New decl.
6166 (md_reader::m_first_line): New field.
6167 (md_reader::m_last_line): New field.
6168 * read-rtl-function.c (function_reader::create_function): Only
6169 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6170 curr_properties. Set DECL_INITIAL to a dummy block.
6171 (read_rtl_function_body_from_file_range): New function.
6172 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6174 * run-rtl-passes.c: New file.
6175 * run-rtl-passes.h: New file.
6177 2017-01-24 Jeff Law <law@redhat.com>
6179 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6182 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6184 PR tree-optimization/79159
6185 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6186 (record_nonwrapping_iv): Improve boundary using above function if no
6187 value range information.
6189 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6190 Martin Jambor <mjambor@suse.cz>
6192 * brig-builtins.def: New file.
6193 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6194 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6195 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6196 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6197 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6198 * builtin-types.def (BT_INT8): New.
6199 (BT_INT16): Likewise.
6200 (BT_UINT8): Likewise.
6201 (BT_UINT16): Likewise.
6202 (BT_FN_ULONG): Likewise.
6203 (BT_FN_UINT_INT): Likewise.
6204 (BT_FN_UINT_ULONG): Likewise.
6205 (BT_FN_UINT_LONG): Likewise.
6206 (BT_FN_UINT_PTR): Likewise.
6207 (BT_FN_ULONG_PTR): Likewise.
6208 (BT_FN_INT8_FLOAT): Likewise.
6209 (BT_FN_INT16_FLOAT): Likewise.
6210 (BT_FN_UINT32_FLOAT): Likewise.
6211 (BT_FN_UINT16_FLOAT): Likewise.
6212 (BT_FN_UINT8_FLOAT): Likewise.
6213 (BT_FN_UINT64_FLOAT): Likewise.
6214 (BT_FN_UINT16_UINT32): Likewise.
6215 (BT_FN_UINT32_UINT16): Likewise.
6216 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6217 (BT_FN_INT_PTR_INT): Likewise.
6218 (BT_FN_UINT_PTR_UINT): Likewise.
6219 (BT_FN_LONG_PTR_LONG): Likewise.
6220 (BT_FN_ULONG_PTR_ULONG): Likewise.
6221 (BT_FN_VOID_UINT64_UINT64): Likewise.
6222 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6223 (BT_FN_INT8_INT8_INT8): Likewise.
6224 (BT_FN_INT16_INT16_INT16): Likewise.
6225 (BT_FN_INT_INT_INT): Likewise.
6226 (BT_FN_UINT_FLOAT_UINT): Likewise.
6227 (BT_FN_FLOAT_UINT_UINT): Likewise.
6228 (BT_FN_ULONG_UINT_UINT): Likewise.
6229 (BT_FN_ULONG_UINT_PTR): Likewise.
6230 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6231 (BT_FN_UINT_UINT_UINT): Likewise.
6232 (BT_FN_VOID_UINT_PTR): Likewise.
6233 (BT_FN_UINT_UINT_PTR: Likewise.
6234 (BT_FN_UINT32_UINT64_PTR): Likewise.
6235 (BT_FN_INT_INT_UINT_UINT): Likewise.
6236 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6237 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6238 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6239 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6240 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6241 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6242 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6243 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6244 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6245 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6246 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6247 * doc/frontends.texi: List BRIG FE.
6248 * doc/install.texi (Testing): Add BRIG tesring requirements.
6249 * doc/invoke.texi (Overall Options): Mention BRIG.
6250 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6252 2017-01-24 Richard Biener <rguenther@suse.de>
6254 PR translation/79208
6255 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6257 2017-01-24 Martin Jambor <mjambor@suse.cz>
6260 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6261 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6264 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6267 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6268 casts from signed to unsigned really don't have a range.
6270 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6272 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6273 GMP_RNDx for compatiblity.
6275 2017-01-24 Martin Liska <mliska@suse.cz>
6278 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6279 that would prevent us to call alloca with -1 as argument.
6281 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6283 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6284 Avoid -Wformat-security warning.
6286 2017-01-23 Andrew Pinski <apinski@cavium.com>
6288 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6291 2017-01-23 Martin Sebor <msebor@redhat.com>
6294 * gimple-ssa-sprintf.c (warn_level): New global.
6295 (format_integer): Use it here and throughout the rest of the file.
6296 Use the same switch to compute sign as base.
6297 (maybe_warn): New function.
6298 (format_directive): Factor out warnings into maybe_warn.
6299 Add debugging output. Use warn_level.
6300 (add_bytes): Use warn_level.
6301 (pass_sprintf_length::compute_format_length): Add debugging output.
6302 (try_substitute_return_value): Same.
6303 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6306 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6307 (struct fmtresult, format_integer, format_floating): Adjust.
6308 (fmtresult::fmtresult): Set max correctly in two argument ctor.
6309 (get_string_length, format_string,format_directive): Same.
6310 (pass_sprintf_length::compute_format_length): Same.
6311 (try_substitute_return_value): Simplify slightly.
6314 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6315 (fmtresult::operator+=): Outlined.
6316 (struct fmtresult): Add ctors.
6317 (struct conversion_spec): Rename...
6318 (struct directive): ...to this. Add and remove data members.
6319 (directive::set_width, directive::set_precision): New functions.
6320 (format_percent): Use fmtresult ctor.
6321 (get_width_and_precision): Remove.
6322 (format_integer): Make naming changes. Avoid computing width and
6324 (format_floating): Same. Adjust indentation.
6325 (format_character, format_none): New functions.
6326 (format_string): Moved character handling to format_character.
6327 (format_directive): Remove arguments, change return type.
6328 (parse_directive): New function.
6329 (pass_sprintf_length::compute_format_length): Move directive
6330 parsing to parse_directive.
6332 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6334 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6335 (assign_assembler_name_if_needed): ... this.
6336 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6337 (assign_assembler_name_if_needed): ... this.
6338 (free_lang_data_in_cgraph): Adjust callers.
6339 * cgraphunit.c (cgraph_node::analyze): Likewise.
6340 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6343 2017-01-23 Richard Biener <rguenther@suse.de>
6345 PR tree-optimization/79088
6346 PR tree-optimization/79188
6347 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6348 resetting loop bounds after last path deletion. Reset loop
6349 bounds of the target loop, make code match the comments.
6350 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6351 Make sure loops need no fixups.
6353 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6355 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6356 exponent support with double type for first argument.
6357 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6358 type returned by __builtin_vec_extract_sig,
6359 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6360 functions from "vector int" to "vector unsigned int" or from
6361 "vector long long int" to "vector unsigned long long int".
6362 Changed type returned by __builtin_vec_extract_exp,
6363 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6364 functions from "vector int" to "vector unsigned int" or from
6365 "vector long long int" to "vector unsigned long long int".
6366 Changed return type of __builtin_vec_test_data_class,
6367 __builtin_vec_test_data_class_sp, and
6368 __builtin_vec_test_data_class_dp from "vector int" to
6369 "vector bool int" or from "vector long long int" to "vector bool
6370 long long int" and changed second argument type from "unsigned
6371 int" to "int". Added new overloaded function forms "vector float
6372 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6373 "vector float __builtin_vec_insert_exp_sp (vector float, vector
6374 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6375 double, vector unsigned long long int)" and "vector double
6376 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6377 long int)". Changed return type of
6378 __builtin_scalar_test_data_class and
6379 __builtin_scalar_test_data_class_sp and
6380 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6381 int" and changed second argument from "unsigned int" to "int".
6382 Changed type returned by __builtin_scalar_test_neg,
6383 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6384 from "int" to "bool int". Added new overloaded function form
6385 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6386 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6387 exponent double-precision with floating point first argument.
6388 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6389 documentation of scalar_test_data_class, scalar_test_neg,
6390 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6391 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6392 vec_test_data_class built-in functions to reflect refinements in
6393 their type signatures.
6395 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
6397 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
6399 (aarch64_elf_asm_destructor): Likewise.
6401 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
6403 PR rtl-optimization/78634
6404 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
6405 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
6406 * ifcvt.c (noce_try_cmove): Add missing cost check.
6408 PR rtl-optimization/71724
6409 * combine.c (if_then_else_cond): Look for situations where it is
6410 beneficial to undo the work of one of the recursive calls.
6412 2017-01-23 Bin Cheng <bin.cheng@arm.com>
6414 PR tree-optimization/70754
6415 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
6416 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
6417 combined stmt before it if not NULL.
6418 (combine_chains): Process refs reversely and compute dominance point
6421 2017-01-23 Martin Liska <mliska@suse.cz>
6423 PR tree-optimization/79196
6424 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
6425 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
6427 (strlen_optimize_stmt): Call the renamed function.
6429 2017-01-23 Michael Matz <matz@suse.de>
6431 PR tree-optimization/78384
6432 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
6434 2017-01-23 Richard Biener <rguenther@suse.de>
6436 PR tree-optimization/79186
6437 * tree-vrp.c (register_new_assert_for): Make sure we've seen
6438 both incoming edges before moving an assert.
6440 2017-01-23 Martin Jambor <mjambor@suse.cz>
6442 * ipa-prop.c (load_from_param_1): Removed.
6443 (load_from_unmodified_param): Bits from load_from_param_1 put back
6445 (load_from_param): Removed.
6446 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
6447 with stmt. Reverted back to use of load_from_unmodified_param.
6449 2017-01-23 Martin Jambor <mjambor@suse.cz>
6452 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
6453 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
6454 field a pointer to garbage collected vector, mark lattices and
6455 ipcp_orig_node with GTY((skip)).
6456 (ipa_get_param_count): Adjust to descriptors being a pointer.
6457 (ipa_get_param): Likewise.
6458 (ipa_get_type): Likewise.
6459 (ipa_get_param_move_cost): Likewise.
6460 (ipa_set_param_used): Likewise.
6461 (ipa_get_controlled_uses): Likewise.
6462 (ipa_set_controlled_uses): Likewise.
6463 (ipa_is_param_used): Likewise.
6464 (ipa_node_params_t): Move into garbage collector. New methods insert
6466 (ipa_node_params_sum): Annotate wth GTY(()).
6467 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
6469 (ipa_load_from_parm_agg): Adjust declaration.
6470 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
6471 * ipa-profile.c (ipa_profile): Likewise.
6472 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
6473 (ipa_populate_param_decls): Make descriptors parameter garbage
6475 (ipa_dump_param): Adjust to descriptors being a pointer.
6476 (ipa_alloc_node_params): Likewise.
6477 (ipa_initialize_node_params): Likewise.
6478 (load_from_param_1): Make descriptors parameter garbage collected.
6479 (load_from_unmodified_param): Likewise.
6480 (load_from_param): Likewise.
6481 (ipa_load_from_parm_agg): Likewise.
6482 (ipa_node_params::~ipa_node_params): Removed.
6483 (ipa_free_all_node_params): Remove call to delete operator.
6484 (ipa_node_params_t::insert): New.
6485 (ipa_node_params_t::remove): Likewise.
6486 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
6487 copy known_csts and known_contexts vectors.
6488 (ipa_read_node_info): Adjust to descriptors being a pointer.
6489 (ipcp_modif_dom_walker): Make m_descriptors field garbage
6491 (ipcp_transform_function): Make descriptors variable garbage
6494 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
6496 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
6497 * config/i386/avx512dqintrin.h: Ditto.
6498 * config/i386/avx512fintrin.h: Ditto.
6499 * gcc/config/i386/i386.c: Handle new builtins.
6500 * config/i386/i386-builtin.def: Add new builtins.
6501 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
6502 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
6504 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6505 Martin Liska <mliska@suse.cz>
6507 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
6508 * asan.c (asan_expand_poison_ifn): Support stores and use
6509 appropriate ASAN report function.
6510 * internal-fn.c (expand_ASAN_POISON_USE): New function.
6511 * internal-fn.def (ASAN_POISON_USE): Declare.
6512 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
6513 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
6514 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
6515 ASAN_POISON calls w/o LHS.
6516 * tree-ssa.c (execute_update_addresses_taken): Create clobber
6517 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
6518 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
6519 * gimplify.c (asan_poison_variables): Add attribute
6520 use_after_scope_memory to variables that really needs to live
6522 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
6523 having the attribute.
6525 2017-01-23 Martin Liska <mliska@suse.cz>
6527 * asan.c (create_asan_shadow_var): New function.
6528 (asan_expand_poison_ifn): Likewise.
6529 * asan.h (asan_expand_poison_ifn): New declaration.
6530 * internal-fn.c (expand_ASAN_POISON): Likewise.
6531 * internal-fn.def (ASAN_POISON): New builtin.
6532 * sanopt.c (pass_sanopt::execute): Expand
6533 asan_expand_poison_ifn.
6534 * tree-inline.c (copy_decl_for_dup_finish): Make function
6536 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
6537 * tree-ssa.c (is_asan_mark_p): New function.
6538 (execute_update_addresses_taken): Rewrite local variables
6539 (identified just by use-after-scope as addressable) into SSA.
6541 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6543 * doc/install.texi (Specific): opensource.apple.com uses https
6544 now. Remove trailing slash.
6546 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6548 * README.Portability: Remove note on an Irix compatibility issue.
6550 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
6552 * gcov.c (INCLUDE_ALGORITHM): Define.
6553 (INCLUDE_VECTOR): Define.
6554 No longer include <vector> and <algorithm> directly.
6556 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
6558 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
6560 * doc/invoke.texi (Code Gen Options): Ditto.
6562 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
6565 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
6567 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
6569 rtl-optimization/79125
6570 * cprop.c (local_cprop_pass): Handle cases where we make an
6573 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
6577 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
6578 read from, for big endian.
6580 2017-01-20 Jiong Wang <jiong.wang@arm.com>
6582 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
6583 register pauth builtins for LP64 only.
6585 2017-01-20 Marek Polacek <polacek@redhat.com>
6588 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
6591 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6593 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
6595 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
6596 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
6597 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
6599 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6602 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
6603 in big-endian mode when they are not a single duplicated value.
6605 2017-01-20 Richard Biener <rguenther@suse.de>
6607 * BASE-VER: Bump to 7.0.1.
6609 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6611 * omp-low.c (omplow_simd_context): New struct. Use it...
6612 (lower_rec_simd_input_clauses): ...here and...
6613 (lower_rec_input_clauses): ...here to hold common data. Adjust all
6614 references to idx, lane, max_vf, is_simt.
6616 2017-01-20 Graham Markall <graham.markall@embecosm.com>
6618 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
6621 2017-01-20 Martin Jambor <mjambor@suse.cz>
6623 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
6624 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
6626 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
6627 (GTFILES): Rename hsa.c to hsa-common.c.
6628 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
6629 * hsa-dump.c: Likewise.
6630 * hsa-gen.c: Likewise.
6631 * hsa-regalloc.c: Likewise.
6632 * ipa-hsa.c: Likewise.
6633 * omp-expand.c: Likewise.
6634 * omp-low.c: Likewise.
6635 * toplev.c: Likewise.
6637 2017-01-20 Marek Polacek <polacek@redhat.com>
6640 * doc/invoke.texi: Document -Wduplicated-branches.
6641 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
6642 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
6643 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
6644 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
6645 return 0 only when not OEP_LEXICOGRAPHIC.
6646 (fold_build_cleanup_point_expr): Use the expression
6647 location when building CLEANUP_POINT_EXPR.
6648 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
6649 * tree.c (add_expr): Handle error_mark_node.
6651 2017-01-20 Martin Liska <mliska@suse.cz>
6654 * tree-profile.c (init_ic_make_global_vars): Do not call
6656 (gimple_init_gcov_profiler): Likewise.
6658 2017-01-20 Martin Liska <mliska@suse.cz>
6661 * cgraph.h (maybe_create_reference): Remove argument and
6663 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
6665 * ipa-cp.c (create_specialized_node): Likewise.
6666 * symtab.c (symtab_node::maybe_create_reference): Handle
6667 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
6669 2017-01-20 Martin Liska <mliska@suse.cz>
6671 * read-rtl-function.c (function_reader::create_function): Use
6672 build_decl instread of build_decl_stat.
6674 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
6676 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
6677 * config/i386/avx512dqintrin.h: Ditto.
6678 * config/i386/avx512fintrin.h: Ditto.
6679 * config/i386/i386-builtin-types.def: Add new types.
6680 * gcc/config/i386/i386.c: Handle new types.
6681 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
6682 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
6683 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
6684 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
6685 (__builtin_ia32_kshiftridi): New.
6686 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
6688 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
6692 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
6693 define to rs6000_init_stack_protect_guard.
6694 (rs6000_init_stack_protect_guard): New function.
6696 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6697 Yunqiang Su <yunqiang.su@imgtec.com>
6699 * config.gcc (supported_defaults): Add madd4.
6700 (with_madd4): Add validation.
6701 (all_defaults): Add madd4.
6702 * config/mips/mips.opt (mmadd4): New option.
6703 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6705 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6707 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
6708 (ISA_HAS_FUSED_MADD4): Likewise.
6709 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
6710 * gcc/doc/install.texi (--with-madd4): Document the new option.
6712 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6714 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
6715 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
6716 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
6717 (aarch64_init_pauth_hint_builtins): New.
6718 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
6719 (aarch64_expand_builtin): Expand new builtins.
6721 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6723 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
6724 * combine-stack-adj.c (no_unhandled_cfa): Handle
6725 REG_CFA_TOGGLE_RA_MANGLE.
6726 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
6727 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
6728 info for return address signing.
6729 (aarch64_expand_epilogue): Likewise.
6731 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6733 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
6734 * config/aarch64/aarch64-protos.h
6735 (aarch64_return_address_signing_enabled): New declaration.
6736 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
6738 (aarch64_expand_prologue): Sign return address before it's pushed onto
6740 (aarch64_expand_epilogue): Authenticate return address fetched from
6742 (aarch64_override_options): Sanity check for ILP32 and ISA level.
6743 (aarch64_attributes): New function attributes for "sign-return-address".
6744 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
6745 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
6746 ("*do_return"): Generate combined instructions according to key index.
6747 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
6748 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
6750 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
6751 * config/aarch64/aarch64.opt (msign-return-address=): New.
6752 * doc/extend.texi (AArch64 Function Attributes): Documents
6753 "sign-return-address=".
6754 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
6756 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6758 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
6759 overall option summary.
6761 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6763 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
6764 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
6765 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
6766 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
6768 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
6770 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
6771 -mpower9-minmax by default for -mcpu=power9.
6772 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
6773 128-bit floating point.
6775 2017-01-20 Alan Modra <amodra@gmail.com>
6777 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
6778 optimizing for size.
6780 2017-01-20 Alan Modra <amodra@gmail.com>
6783 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
6784 for strcmp and strncmp from corresponding builtin decl.
6786 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6788 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
6789 instead of i386/rtems-64.h.
6790 * config/i386/rtems-64.h: Remove.
6792 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6796 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
6798 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
6800 2017-01-19 Tamar Christina <tamar.christina@arm.com>
6802 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6803 Change int to HOST_WIDE_INT.
6804 * config/aarch64/aarch64-protos.h
6805 (aarch64_simd_gen_const_vector_dup): Likewise.
6806 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
6808 2017-01-19 David Malcolm <dmalcolm@redhat.com>
6810 * langhooks-def.h (lhd_type_for_size): New decl.
6811 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
6812 * langhooks.c (lhd_type_for_size): New function, taken from
6815 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
6817 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
6818 define_bypass for CR latency.
6819 (power9-cracked-alu): Update bypass latency and remove power9-branch.
6820 (power9-alu2): Add define_bypass for CR latency.
6822 (power9-mul): Update insn latency.
6823 (power9-mul-compare): Update insn latency, bypass latency and remove
6826 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6828 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
6830 * config/aarch64/aarch64.md
6831 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
6832 aarch64_nopcrelative_literal_loads.
6833 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
6835 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
6837 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
6839 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
6841 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
6844 * config.gcc (supported_defaults): Add lxc1-sxc1.
6845 (with_lxc1_sxc1): Add validation.
6846 (all_defaults): Add lxc1-sxc1.
6847 * config/mips/mips.opt (mlxc1-sxc1): New option.
6848 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6850 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6851 __mips_no_lxc1_sxc1.
6852 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
6853 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
6854 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
6856 2017-01-19 Richard Biener <rguenther@suse.de>
6858 PR tree-optimization/72488
6859 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
6860 sure to restore SSA info.
6861 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
6863 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
6865 PR rtl-optimization/79121
6866 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
6867 of the inner type when shifting an extended value.
6869 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6872 * symtab.c (symtab_node::equal_address_to): Fix comparing of
6873 interposable aliases.
6875 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
6878 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
6879 Use the evmergelohi instruction.
6880 (mov_si<mode>_e500_subreg4_2_le): Likewise.
6881 (mov_sitf_e500_subreg8_2_be): Likewise.
6882 (mov_sitf_e500_subreg12_2_le): Likewise.
6883 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
6884 (mov_si<mode>_e500_subreg4_2_be): Likewise.
6885 (mov_sitf_e500_subreg8_2_le): Likewise.
6886 (mov_sitf_e500_subreg12_2_be): Likewise.
6888 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6890 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
6891 attribute from vecsimple to vecperm.
6892 (altivec_vbpermq2): Likewise.
6894 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6897 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
6899 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6900 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
6901 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
6902 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
6903 case where N arg is SIZE_MAX.
6904 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
6905 (cmpstrsi): Add pattern.
6907 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6909 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6910 __builtin_vec_revb builtins.
6911 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
6912 built-in functions to support generation of the ISA 3.0 XXBR<x>
6913 vector byte reverse instructions.
6914 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
6915 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
6916 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
6917 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
6918 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
6919 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
6920 (P9V_BUILTIN_VEC_REVB): Likewise.
6921 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
6922 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
6923 (p9_xxbrq_v16qi): Likewise.
6924 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
6925 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
6926 (p9_xxbrh_v8hi): Likewise.
6927 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
6928 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
6929 vec_revb built-in functions.
6931 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
6933 PR rtl-optimization/78952
6934 * config/i386/i386.md (any_extract): New code iterator.
6935 (*insvqi_2): Use any_extract for source operand.
6936 (*insvqi_3): Use any_shiftrt for source operand.
6938 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
6940 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
6942 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
6944 2017-01-18 Matthias Klose <doko@ubuntu.com>
6946 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
6948 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6950 * config/rs6000/altivec.h (vec_bperm): Change #define.
6951 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
6952 (altivec_vbpermq2): New define_insn.
6953 (altivec_vbpermd): Likewise.
6954 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
6956 (VBPERMD): Likewise.
6957 (VBPERM): New polymorphic function interface.
6958 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
6959 Add entries for P9V_BUILTIN_VEC_VBPERM.
6960 * doc/extend.texi: Add interfaces for vec_bperm.
6962 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6964 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
6965 first letter of error messages.
6966 (s390_resolve_overloaded_builtin): Likewise.
6967 * config/s390/s390.c (s390_expand_builtin): Likewise.
6968 (s390_invalid_arg_for_unprototyped_fn): Likewise.
6969 (s390_valid_target_attribute_inner_p): Likewise.
6970 * config/s390/s390.md ("tabort"): Likewise.
6972 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
6974 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
6975 (ISA_AVOID_DIV_HILO): New macro.
6976 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
6977 (ISA_HAS_DDIV): Likewise.
6979 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6981 * doc/invoke.texi (fabi-version): Correct number of occurrences.
6983 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6985 * doc/invoke.texi (fabi-version): Spelling fix.
6987 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6990 * doc/invoke.texi (fabi-version): Mention mangling fix for
6993 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6996 * doc/invoke.texi (fabi-version): Document discriminator mangling.
6998 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7001 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7002 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7004 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7006 (stack_protect_test): Ditto.
7007 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7008 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7010 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7011 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7012 -mstack-protector-guard-offset=.
7013 (RS/6000 and PowerPC Options): Ditto.
7015 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.h (MASK_CLASS_P): New define.
7018 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7019 there are no registers from different register sets also when
7020 mask registers are used. Update function comment.
7021 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7022 to (*k/*r) and (*k/*km) alternatives.
7024 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7026 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7027 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7028 (EH_RETURN_HANDLER_RTX): New define.
7029 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7030 Force frame pointer in EH return functions.
7031 (aarch64_expand_epilogue): Add barrier for eh_return.
7032 (aarch64_final_eh_return_addr): Remove.
7033 (aarch64_eh_return_handler_rtx): New function.
7034 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7036 (aarch64_eh_return_handler_rtx): New prototype.
7038 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7040 * config/rs6000/altivec.h (vec_rlmi): New #define.
7041 (vec_vrlnm): Likewise.
7042 (vec_rlnm): Likewise.
7043 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7044 (UNSPEC_VRLNM): Likewise.
7045 (VIlong): New mode iterator.
7046 (altivec_vrl<VI_char>mi): New define_insn.
7047 (altivec_vrl<VI_char>nm): Likewise.
7048 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7051 (RLNM): New polymorphic function entry.
7052 (VRLWMI): New monomorphic function entry.
7054 (RLMI): New polymorphic function entry.
7055 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7056 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7057 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7060 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7063 * dwarf2out.c (field_byte_offset): Restore the
7064 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7065 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7066 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7069 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7072 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7074 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7077 * dwarf2out.c (add_data_member_location_attribute): For constant
7078 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7079 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7080 DW_AT_byte_size attributes.
7082 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7084 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7085 after forcing to constant memory when the code model is medium.
7087 2017-01-17 Julia Koval <julia.koval@intel.com>
7090 * config/i386/avx512fintrin.h
7091 (_mm512_i32gather_ps): Change __addr type to void const*.
7092 (_mm512_mask_i32gather_ps): Ditto.
7093 (_mm512_i32gather_pd): Ditto.
7094 (_mm512_mask_i32gather_pd): Ditto.
7095 (_mm512_i64gather_ps): Ditto.
7096 (_mm512_mask_i64gather_ps): Ditto.
7097 (_mm512_i64gather_pd): Ditto.
7098 (_mm512_mask_i64gather_pd): Ditto.
7099 (_mm512_i32gather_epi32): Ditto.
7100 (_mm512_mask_i32gather_epi32): Ditto.
7101 (_mm512_i32gather_epi64): Ditto.
7102 (_mm512_mask_i32gather_epi64): Ditto.
7103 (_mm512_i64gather_epi32): Ditto.
7104 (_mm512_mask_i64gather_epi32): Ditto.
7105 (_mm512_i64gather_epi64): Ditto.
7106 (_mm512_mask_i64gather_epi64): Ditto.
7107 (_mm512_i32scatter_ps): Change __addr type to void*.
7108 (_mm512_mask_i32scatter_ps): Ditto.
7109 (_mm512_i32scatter_pd): Ditto.
7110 (_mm512_mask_i32scatter_pd): Ditto.
7111 (_mm512_i64scatter_ps): Ditto.
7112 (_mm512_mask_i64scatter_ps): Ditto.
7113 (_mm512_i64scatter_pd): Ditto.
7114 (_mm512_mask_i64scatter_pd): Ditto.
7115 (_mm512_i32scatter_epi32): Ditto.
7116 (_mm512_mask_i32scatter_epi32): Ditto.
7117 (_mm512_i32scatter_epi64): Ditto.
7118 (_mm512_mask_i32scatter_epi64): Ditto.
7119 (_mm512_i64scatter_epi32): Ditto.
7120 (_mm512_mask_i64scatter_epi32): Ditto.
7121 (_mm512_i64scatter_epi64): Ditto.
7122 (_mm512_mask_i64scatter_epi64): Ditto.
7123 * config/i386/avx512pfintrin.h
7124 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7125 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7126 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7127 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7128 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7129 (_mm512_prefetch_i32scatter_ps): Ditto.
7130 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7131 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7132 (_mm512_prefetch_i64scatter_pd): Ditto.
7133 (_mm512_prefetch_i64scatter_ps): Ditto.
7134 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7135 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7136 * config/i386/avx512vlintrin.h
7137 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7138 (_mm_mmask_i32gather_ps): Ditto.
7139 (_mm256_mmask_i32gather_pd): Ditto.
7140 (_mm_mmask_i32gather_pd): Ditto.
7141 (_mm256_mmask_i64gather_ps): Ditto.
7142 (_mm_mmask_i64gather_ps): Ditto.
7143 (_mm256_mmask_i64gather_pd): Ditto.
7144 (_mm_mmask_i64gather_pd): Ditto.
7145 (_mm256_mmask_i32gather_epi32): Ditto.
7146 (_mm_mmask_i32gather_epi32): Ditto.
7147 (_mm256_mmask_i32gather_epi64): Ditto.
7148 (_mm_mmask_i32gather_epi64): Ditto.
7149 (_mm256_mmask_i64gather_epi32): Ditto.
7150 (_mm_mmask_i64gather_epi32): Ditto.
7151 (_mm256_mmask_i64gather_epi64): Ditto.
7152 (_mm_mmask_i64gather_epi64): Ditto.
7153 (_mm256_i32scatter_ps): Change __addr type to void*.
7154 (_mm256_mask_i32scatter_ps): Ditto.
7155 (_mm_i32scatter_ps): Ditto.
7156 (_mm_mask_i32scatter_ps): Ditto.
7157 (_mm256_i32scatter_pd): Ditto.
7158 (_mm256_mask_i32scatter_pd): Ditto.
7159 (_mm_i32scatter_pd): Ditto.
7160 (_mm_mask_i32scatter_pd): Ditto.
7161 (_mm256_i64scatter_ps): Ditto.
7162 (_mm256_mask_i64scatter_ps): Ditto.
7163 (_mm_i64scatter_ps): Ditto.
7164 (_mm_mask_i64scatter_ps): Ditto.
7165 (_mm256_i64scatter_pd): Ditto.
7166 (_mm256_mask_i64scatter_pd): Ditto.
7167 (_mm_i64scatter_pd): Ditto.
7168 (_mm_mask_i64scatter_pd): Ditto.
7169 (_mm256_i32scatter_epi32): Ditto.
7170 (_mm256_mask_i32scatter_epi32): Ditto.
7171 (_mm_i32scatter_epi32): Ditto.
7172 (_mm_mask_i32scatter_epi32): Ditto.
7173 (_mm256_i32scatter_epi64): Ditto.
7174 (_mm256_mask_i32scatter_epi64): Ditto.
7175 (_mm_i32scatter_epi64): Ditto.
7176 (_mm_mask_i32scatter_epi64): Ditto.
7177 (_mm256_i64scatter_epi32): Ditto.
7178 (_mm256_mask_i64scatter_epi32): Ditto.
7179 (_mm_i64scatter_epi32): Ditto.
7180 (_mm_mask_i64scatter_epi32): Ditto.
7181 (_mm256_i64scatter_epi64): Ditto.
7182 (_mm256_mask_i64scatter_epi64): Ditto.
7183 (_mm_i64scatter_epi64): Ditto.
7184 (_mm_mask_i64scatter_epi64): Ditto.
7185 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7186 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7187 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7188 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7189 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7190 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7191 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7192 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7193 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7194 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7195 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7196 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7197 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7198 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7199 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7200 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7201 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7202 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7203 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7204 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7205 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7206 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7207 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7208 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7209 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7210 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7211 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7212 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7213 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7214 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7215 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7216 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7217 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7218 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7219 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7220 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7221 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7222 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7223 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7224 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7225 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7226 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7227 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7228 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7229 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7230 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7231 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7232 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7233 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7234 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7235 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7236 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7237 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7238 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7239 definitions accordingly.
7241 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7242 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7245 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7248 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7251 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7252 hard regs for inner regno.
7254 2017-01-17 Martin Liska <mliska@suse.cz>
7257 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7258 assumption and add comment.
7260 2017-01-17 Nathan Sidwell <nathan@acm.org>
7262 * ipa-visibility.c (localize_node): New function, broken out of ...
7263 (function_and_variable_visibility): ... here. Call it.
7265 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7268 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7269 correctly set frequency of oudgoing edge.
7270 (duplicate_thread_path): Fix profile updating.
7272 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7275 * configure.ac: Add GCC_BASE_VER.
7276 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7277 version from BASE-VER file.
7278 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7279 (gcc.o): Depend on $(BASEVER).
7280 * common.opt (dumpfullversion): New option.
7281 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7282 * doc/invoke.texi: Document -dumpfullversion.
7283 * doc/install.texi: Document --with-gcc-major-version-only.
7284 * configure: Regenerated.
7286 2017-01-17 Richard Biener <rguenther@suse.de>
7288 PR tree-optimization/71433
7289 * tree-vrp.c (register_new_assert_for): Merge same asserts
7290 on all incoming edges.
7291 (process_assert_insertions_for): Handle insertions at the
7294 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
7296 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7297 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7299 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
7302 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7305 2017-01-17 Alan Modra <amodra@gmail.com>
7308 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7309 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7310 symbolic stack limit when pic.
7312 2017-01-16 Martin Sebor <msebor@redhat.com>
7314 PR tree-optimization/78608
7315 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7317 2017-01-16 Jeff Law <law@redhat.com>
7320 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
7321 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7322 for several include directories that may be relative to sysroot.
7323 * config/i386/x-mingw32 (gplus_includedir): Define.
7324 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7325 (native_system_includedir): Likewise.
7326 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7327 override if TARGET_SYSTEM_ROOT is defined.
7328 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7330 PR tree-optimization/79090
7331 PR tree-optimization/33562
7332 PR tree-optimization/61912
7333 PR tree-optimization/77485
7334 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
7335 and computed trims into the dump file.
7337 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7339 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7341 2017-01-16 Jakub Jelinek <jakub@redhat.com>
7344 * gimplify.c (gimplify_init_constructor): If want_value and
7345 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
7349 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7350 sequence. Formatting fixes.
7351 (doloop_optimize): Formatting fixes.
7354 * gcc.c (debug_level_greater_than_spec_func): New function.
7355 (static_spec_functions): Add debug-level-gt spec function.
7356 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7358 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7359 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7360 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7361 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7362 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7363 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7365 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
7367 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7368 QImode fixups to general and mask registers only.
7370 2017-01-16 Carl Love <cel@us.ibm.com>
7372 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7373 for built-in functions
7374 vector signed char vec_nabs (vector signed char)
7375 vector signed short vec_nabs (vector signed short)
7376 vector signed int vec_nabs (vector signed int)
7377 vector signed long long vec_nabs (vector signed long long)
7378 vector float vec_nabs (vector float)
7379 vector double vec_nabs (vector double)
7380 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7382 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7383 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7384 * doc/extend.texi: Update the documentation file for the new built-in
7387 2017-01-16 Martin Sebor <msebor@redhat.com>
7389 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7392 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7394 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7395 UNSPEC_VSX__XXSPLTD to require special splat handling.
7397 2017-01-16 David Malcolm <dmalcolm@redhat.com>
7400 * system.h: Poison strndup.
7402 2017-01-16 Alan Modra <amodra@gmail.com>
7405 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
7408 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
7410 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
7412 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
7414 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
7415 call recog here. Assert that INSN_CODE (insn) is non-negative.
7417 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7420 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
7422 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
7423 in the currently scheduled RTL fragment.
7425 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7427 PR rtl-optimization/78751
7428 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
7431 2017-01-14 Jeff Law <law@redhat.com>
7433 PR tree-optimization/79090
7434 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
7435 variable length stores.
7436 (compute_trims): Delete dead assignment to *trim_tail.
7437 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
7440 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
7442 PR rtl-optimization/78626
7443 PR rtl-optimization/78727
7444 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
7445 of a block, and split such blocks after everything else is finished.
7447 2017-01-14 Alan Modra <amodra@gmail.com>
7450 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
7451 target legitimate_combined_insn.
7452 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
7453 (rs6000_legitimate_combined_insn): New function.
7454 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
7456 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
7457 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
7458 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
7460 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
7462 * doc/frontends.texi (G++ and GCC): Remove references to Java.
7464 2017-01-13 Jeff Law <law@redhat.com>
7466 PR tree-optimization/33562
7467 PR tree-optimization/61912
7468 PR tree-optimization/77485
7469 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
7471 (delete_dead_assignment): Likewise.
7472 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
7473 statement to delete_dead_call and delete_dead_assignment.
7475 2017-01-13 David Malcolm <dmalcolm@redhat.com>
7478 * substring-locations.c (format_warning_va): Strengthen case 1 so
7479 that both endpoints of the substring must be within the format
7480 range for just the substring to be printed.
7482 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
7484 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
7485 * config/i386/i386.c (ix86_target_string): Add missing options
7486 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
7487 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
7488 flags_other and ix86_target_other to flags2_other. Display unknown
7490 (ix86_valid_target_attribute_inner_p): Add missing options and
7491 reorder options by implied ISAs, as in ix86_target_string.
7493 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7495 * hash-table.h (hash_table::too_empty_p): New function.
7496 (hash_table::expand): Use it.
7497 (hash_table::traverse): Likewise.
7498 (hash_table::empty_slot): Use sizeof (value_type) instead of
7499 sizeof (PTR) to convert bytes to elements. Shrink the table
7500 if the current size is excessive for the current number of
7503 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7505 * ira-costs.c (record_reg_classes): Break from the inner loop
7506 early once alt_fail is known to be true. Update outer loop
7507 handling accordingly.
7509 2017-01-13 Jeff Law <law@redhat.com>
7511 * tree-ssa-dse.c (decrement_count): New function.
7512 (increment_start_addr, maybe_trim_memstar_call): Likewise.
7513 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
7514 when we know the partially dead statement is a mem* function.
7516 PR tree-optimization/61912
7517 PR tree-optimization/77485
7518 * tree-ssa-dse.c: Include expr.h.
7519 (maybe_trim_constructor_store): New function.
7520 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
7522 PR tree-optimization/33562
7523 PR tree-optimization/61912
7524 PR tree-optimization/77485
7525 * doc/invoke.texi: Document new dse-max-object-size param.
7526 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
7527 * tree-ssa-dse.c: Include params.h.
7528 (dse_store_status): New enum.
7529 (initialize_ao_ref_for_dse): New, partially extracted from
7531 (valid_ao_ref_for_dse, normalize_ref): New.
7532 (setup_live_bytes_from_ref, compute_trims): Likewise.
7533 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
7534 (maybe_trim_partially_dead_store): Likewise.
7535 (maybe_trim_complex_store): Likewise.
7536 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
7537 Track what bytes live from the original store. Return tri-state
7538 for dead, partially dead or live.
7539 (dse_dom_walker): Add constructor, destructor and new private members.
7540 (delete_dead_call, delete_dead_assignment): New extracted from
7542 (dse_optimize_stmt): Make a member of dse_dom_walker.
7543 Use initialize_ao_ref_for_dse.
7545 PR tree-optimization/33562
7546 PR tree-optimization/61912
7547 PR tree-optimization/77485
7548 * sbitmap.h (bitmap_count_bits): Prototype.
7549 (bitmap_clear_range, bitmap_set_range): Likewise.
7550 * sbitmap.c (bitmap_clear_range): New function.
7551 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
7553 2017-01-13 Martin Liska <mliska@suse.cz>
7556 * function.c (set_cfun): Add new argument force.
7557 * function.h (set_cfun): Likewise.
7558 * ipa-inline-transform.c (inline_call): Use the function when
7559 strict alising from is dropped for function we inline to.
7561 2017-01-13 Richard Biener <rguenther@suse.de>
7563 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
7564 for dumping GIMPLE INTEGER_CSTs.
7566 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7568 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
7569 to 201112L since C++17.
7571 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
7574 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
7575 if -fsanitize=kernel-address is present.
7577 2017-01-13 Richard Biener <rguenther@suse.de>
7579 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
7580 as _Literal ( type ) number in case usual suffixes do not
7581 preserve all information.
7583 2017-01-13 Richard Biener <rguenther@suse.de>
7585 PR tree-optimization/77283
7586 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
7587 and ssa-iterators.h.
7588 (is_feasible_trace): Implement a cost model based on joiner
7591 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7594 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
7595 char or short to __float128/_Float128 directly.
7597 2017-01-12 Martin Sebor <msebor@redhat.com>
7599 to -Wformat-overflow.
7600 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
7601 (min_bytes_remaining): Same.
7602 (get_string_length): Same.
7603 (format_string): Same.
7604 (format_directive): Same.
7606 (pass_sprintf_length::handle_gimple_call): Same.
7608 2017-01-12 Jakub Jelinek <jakub@redhat.com>
7610 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
7611 info.nowrite calls with no lhs that can't throw. Return bool
7612 whether gsi_remove has been called or not.
7613 (pass_sprintf_length::handle_gimple_call): Return bool whether
7614 try_substitute_return_value called gsi_remove. Formatting fix.
7615 (pass_sprintf_length::execute): Don't use gsi_remove if
7616 handle_gimple_call returned true.
7619 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
7620 be removed due to side-effects, don't remove following barrier nor
7621 turn the successor edge into fallthru edge.
7623 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7626 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
7627 element-reversing loads and stores as not swappable.
7629 2017-01-12 Nathan Sidwell <nathan@acm.org>
7630 Nicolai Stange <nicstange@gmail.com>
7632 * combine.c (try_combine): Don't ignore result of overlap checking
7633 loop. Combine overlap & asm check into single loop.
7635 2017-01-12 Richard Biener <rguenther@suse.de>
7637 * tree-pretty-print.c (dump_generic_node): Provide -gimple
7638 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
7640 2017-01-12 Richard Biener <rguenther@suse.de>
7642 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
7643 and TS_TARGET_OPTION directly derive from TS_BASE.
7644 * tree-core.h (tree_optimization_option): Derive from tree_base.
7645 (tree_target_option): Likewise.
7647 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/i386.c (memory_address_length): Increase len
7650 only when rip_relative_addr_p returns false.
7652 2017-01-11 Julia Koval <julia.koval@intel.com>
7654 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
7655 (OPTION_MASK_ISA_SGX_SET): New.
7656 (ix86_handle_option): Handle OPT_msgx.
7657 * config.gcc: Added sgxintrin.h.
7658 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
7659 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
7660 * config/i386/i386.c (ix86_target_string): Add -msgx.
7662 (ix86_option_override_internal): Handle new options.
7663 (ix86_valid_target_attribute_inner_p): Add sgx.
7664 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
7665 * config/i386/i386.opt: Add msgx.
7666 * config/i386/sgxintrin.h: New file.
7667 * config/i386/x86intrin.h: Add sgxintrin.h.
7669 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7672 * fold-const.c (maybe_nonzero_address): Return 1 for function
7674 (tree_single_nonzero_warnv_p): Don't handle function local objects
7678 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
7681 2017-01-11 David Malcolm <dmalcolm@redhat.com>
7684 * opts.c: Include "spellcheck.h"
7685 (struct string_fragment): New struct.
7686 (struct edit_distance_traits<const string_fragment &>): New
7688 (get_closest_sanitizer_option): New function.
7689 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
7691 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7693 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
7695 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
7696 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
7697 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
7698 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
7699 for initial die_offset if dwarf_split_debug_info.
7700 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
7701 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
7703 (output_skeleton_debug_sections): Formatting fix. Use
7704 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
7705 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
7707 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
7709 * config/arm/cortex-a53.md: Add bypasses for
7711 (cortex_a53_r2f): Only use for transfers.
7712 (cortex_a53_f2r): Likewise.
7713 (cortex_a53_r2f_cvt): Add reservation for conversions.
7714 (cortex_a53_f2r_cvt): Likewise.
7716 2017-01-11 Tamar Christina <tamar.christina@arm.com>
7718 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
7719 to all inlined functions, change static to extern.
7721 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
7724 * config/arm/arm.c (legitimize_pic_address): Handle reference to
7726 (arm_assemble_integer): Likewise.
7728 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
7730 * config.gcc: Use new awk script to check CPU, FPU and architecture
7731 parameters for --with-... options.
7732 * config/arm/parsecpu.awk: New file
7733 * config/arm/arm-cpus.in: New file.
7734 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
7736 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
7738 * config/arm/t-arm: Update dependency rules.
7739 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
7740 of processing .def files.
7741 * config/arm/genopt.sh: Deleted.
7742 * config/arm/gentune.sh: Deleted.
7743 * config/arm/arm-cores.def: Deleted.
7744 * config/arm/arm-arches.def: Deleted.
7745 * config/arm/arm-fpus.def: Deleted.
7746 * config/arm/arm-tune.md: Regenerated.
7747 * config/arm/arm-tables.opt: Regenerated.
7748 * config/arm/arm-cpu.h: New generated file.
7749 * config/arm/arm-cpu-data.h: New generated file.
7750 * config/arm/arm-cpu-cdata.h: New generated file.
7752 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
7755 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
7757 (input_varpool_node): Unpack dynamically_initialized bit.
7759 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
7761 PR rtl-optimization/79032
7762 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
7763 the alignment of the adjusted memory reference against that of MODE,
7764 instead of the alignment of the original memory reference.
7766 2017-01-11 Martin Jambor <mjambor@suse.cz>
7768 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
7770 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
7771 decorated functions.
7773 2017-01-11 Richard Biener <rguenther@suse.de>
7775 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
7776 set range/nonnull info for PHI results. Do not set it on
7777 stmts marked for removal.
7779 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
7781 * expr.c (store_field): In the bitfield case, fetch the return value
7782 from the registers before applying a single big-endian adjustment.
7783 Always do a final load for a BLKmode value not larger than a word.
7785 2017-01-10 David Malcolm <dmalcolm@redhat.com>
7788 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7789 that we correctly handle column numbers greater than
7790 LINE_MAP_MAX_COLUMN_NUMBER.
7792 2017-01-10 Martin Sebor <msebor@redhat.com>
7795 * gimple-ssa-sprintf.c (get_destination_size): Call
7796 {init,fini}object_sizes.
7797 * tree-object-size.c (addr_object_size): Adjust.
7798 (pass_through_call): Adjust.
7799 (pass_object_sizes::execute): Adjust.
7800 * tree-object-size.h (fini_object_sizes): Declare.
7802 2017-01-10 Martin Sebor <msebor@redhat.com>
7804 PR tree-optimization/78775
7805 * builtins.c (get_size_range): Move...
7806 * calls.c: ...to here.
7807 (alloc_max_size): Accept zero argument.
7808 (operand_signed_p): Remove.
7809 (maybe_warn_alloc_args_overflow): Call get_size_range.
7810 * calls.h (get_size_range): Declare.
7812 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
7814 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
7815 from TI's devices.csv file as of September 2016.
7816 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
7818 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
7820 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
7821 * doc/invoke.texi: Likewise.
7822 * doc/md.texi: Likewise.
7823 * doc/objc.texi: Likewise.
7825 2017-01-10 Joshua Conner <joshconner@google.com>
7827 * config/arm/fuchsia-elf.h: New file.
7828 * config/fuchsia.h: New file.
7829 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
7830 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
7832 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
7834 2016-01-10 Richard Biener <rguenther@suse.de>
7836 PR tree-optimization/79034
7837 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7838 Propagate out degenerate PHIs in the joiner.
7840 2017-01-10 Martin Liska <mliska@suse.cz>
7842 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
7843 (sort_congruence_classes_by_decl_uid): Likewise.
7844 (sort_congruence_class_groups_by_decl_uid): Likewise.
7845 (sem_item_optimizer::merge_classes): Sort class, groups in these
7846 classes and members in the groups by DECL_UID of declarations.
7847 This would make merge operations stable.
7849 2017-01-10 Martin Liska <mliska@suse.cz>
7851 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
7852 usage of m_classes_vec.
7853 (sem_item_optimizer::~sem_item_optimizer): Likewise.
7854 (sem_item_optimizer::get_group_by_hash): Likewise.
7855 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
7856 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
7857 (sem_item_optimizer::verify_classes): Likewise.
7858 (sem_item_optimizer::process_cong_reduction): Likewise.
7859 (sem_item_optimizer::dump_cong_classes): Likewise.
7860 (sem_item_optimizer::merge_classes): Likewise.
7861 * ipa-icf.h (congruence_class_hash): Rename from
7862 congruence_class_group_hash. Remove declaration of m_classes_vec.
7864 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
7866 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
7867 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
7868 * config.gcc: Add avx512vpopcntdqintrin.h.
7869 * config/i386/avx512vpopcntdqintrin.h: New.
7870 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
7871 * config/i386/i386-builtin-types.def: Add new types.
7872 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
7873 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
7874 __builtin_ia32_vpopcountq_v8di_mask): New.
7875 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7876 __AVX512VPOPCNTDQ__.
7877 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
7878 (PTA_AVX512VPOPCNTDQ): Define.
7879 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
7880 TARGET_AVX512VPOPCNTDQ_P): Define.
7881 * config/i386/i386.opt: Add mavx512vpopcntdq.
7882 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
7883 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
7885 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7888 * predict.def (PRED_CALL): Set to 67.
7890 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
7892 * expr.c (store_field): In the bitfield case, if the value comes from
7893 a function call and is of an aggregate type returned in registers, do
7894 not modify the field mode; extract the value in all cases if the mode
7895 is BLKmode and the size is not larger than a word.
7897 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
7900 * config/i386/cpuid.h: Fix undefined behavior.
7902 2017-01-04 Jeff Law <law@redhat.com>
7904 PR tree-optimization/79007
7905 PR tree-optimization/67955
7906 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
7907 conservative for pt.null when flag_non_call_exceptions is on.
7909 2017-01-09 Jakub Jelinek <jakub@redhat.com>
7911 PR translation/79019
7912 PR translation/79020
7913 * params.def (PARAM_INLINE_MIN_SPEEDUP,
7914 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
7915 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
7917 * config/avr/avr.opt (maccumulate-args): Likewise.
7918 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
7919 * common.opt (freport-bug): Likewise.
7920 * cif-code.def (CIF_FINAL_ERROR): Likewise.
7921 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
7922 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
7923 translatable string.
7924 * config/i386/i386.c (function_value_32): Likewise.
7925 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
7926 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
7928 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
7929 * common/config/msp430/msp430-common.c (msp430_handle_option):
7931 * symtab.c (symtab_node::verify_base): Likewise.
7932 * opts.c (set_debug_level): Likewise.
7933 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
7934 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7935 missing whitespace to translatable strings.
7936 * config/avr/avr.md (bswapsi2): Fix typo in comment.
7937 * config/sh/superh.h: Likewise.
7938 * config/i386/xopintrin.h: Likewise.
7939 * config/i386/znver1.md: Likewise.
7940 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
7941 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
7942 * double-int.h (struct double_int): Likewise.
7943 * double-int.c (div_and_round_double): Likewise.
7944 * wide-int.cc: Likewise.
7945 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
7946 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
7947 * cfgcleanup.c (crossjumps_occured): Renamed to ...
7948 (crossjumps_occurred): ... this.
7949 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
7952 PR tree-optimization/78899
7953 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
7954 returning bool return struct loop *, NULL for failure and the new
7956 (versionable_outer_loop_p): Don't version outer loop if it has
7957 dont_vectorized bit set.
7958 (tree_if_conversion): When versioning outer loop, ensure
7959 tree_if_conversion is performed also on the inner loop of the
7960 non-vectorizable outer loop copy.
7961 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
7962 LOOP_VECTORIZED in inner loop of the scalar outer loop and
7963 prevent vectorization of it.
7964 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
7965 the outer loop vectorization of the non-scalar version is attempted
7966 before vectorization of the inner loop in scalar version. If
7967 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
7968 vectorization of its inner loop.
7969 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
7970 has 2 inner loops, rename also on edges from bb whose single pred
7971 is outer_loop->header. Fix typo in function comment.
7973 2017-01-09 Martin Sebor <msebor@redhat.com>
7976 * asan.c (asan_emit_stack_protection): Increase local buffer size
7977 to avoid snprintf truncation warning.
7979 2017-01-09 Andrew Pinski <apinski@cavium.com>
7981 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
7982 to reference thunderx2t99 for the tuning structure
7983 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
7985 (thunderx2t99_extra_costs): This.
7986 * config/aarch64/aarch64-tune.md: Regenerate.
7987 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
7988 (vulcan_addrcost_table): This.
7989 (vulcan_regmove_cost): Rename to ...
7990 (thunderx2t99_regmove_cost): This.
7991 (vulcan_vector_cost): Rename to ...
7992 (thunderx2t99_vector_cost): this.
7993 (vulcan_branch_cost): Rename to ...
7994 (thunderx2t99_branch_cost): This.
7995 (vulcan_tunings): Rename to ...
7996 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
7997 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
7999 2017-01-09 Martin Jambor <mjambor@suse.cz>
8003 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8004 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8005 (propagate_vr_accross_jump_function): Use the above function for all
8006 value range computations for pass-through jump functions and type
8007 converasion from explicit value range values.
8008 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8009 parameters from TYPE_ARG_TYPES.
8010 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8011 (ipa_write_node_info): Stream type of the actual argument.
8012 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8014 2017-01-09 Martin Liska <mliska@suse.cz>
8017 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8018 (lookup_compiler): Do not show error message with have_E.
8020 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8022 PR tree-optimization/78938
8023 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8024 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8025 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8026 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8029 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8031 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8034 2017-01-09 Richard Biener <rguenther@suse.de>
8036 PR tree-optimization/78997
8037 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8038 name condition properly.
8040 2017-01-09 Richard Biener <rguenther@suse.de>
8043 * dwarf2out.c (is_cxx): New overload with context.
8044 (is_naming_typedef_decl): Use it.
8046 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8048 * invoke.texi (Option Summary): Correct spacing in option lists
8049 and add line breaks to fix over-long lines.
8051 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8055 * extend.texi (Common Variable Attributes): Add xref to GCC
8056 Internals manual to explain mode attribute keywords.
8058 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8061 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8062 and Preprocessor Options.
8063 (Options for Linking): Document -pthread here....
8064 (RS/6000 and PowerPC Options): ...not here.
8065 (Solaris 2 Options): ...or here.
8066 * doc/cppopts.texi: Document -pthread.
8068 2017-01-08 Martin Sebor <msebor@redhat.com>
8071 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8072 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8073 New member functions.
8074 (format_directive): Used them.
8076 (pass_sprintf_length::handle_gimple_call): Same.
8077 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8078 to avoid truncation for any argument.
8079 (extract_affine_mul): Same.
8080 * tree.c (get_file_function_name): Same.
8082 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8085 * predict.def (PRED_INDIR_CALL): Set to 86.
8087 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8089 PR preprocessor/54124
8090 * doc/cppopts.texi: Reformat -d subtable to list the full name
8091 of the options. Add cross-reference to the docs for the general
8092 compiler -d options.
8093 * doc/invoke.texi (Developer Options): Add cross-reference to the
8094 preprocessor-specific -d option documentation.
8096 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8098 PR preprocessor/13498
8099 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8100 redudant material, and reflect new command-line options.
8101 (System Headers): Likewise.
8103 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8105 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8106 -isystem, and -idirafter. Copy-edit.
8107 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8108 default for -ftrack-macro-expansion. Delete obsolete and
8109 badly-formatted implementation details about -fdebug-cpp output.
8110 * doc/cppwarnopts.texi: Copy-edit.
8112 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8115 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8116 that the transition from a max line width >= 1<<10 to narrower
8117 lines works correctly.
8119 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8121 * doc/options.texi (PerFunction): New.
8122 * opt-functions.awk (switch_flags): Map both Optimization and
8123 PerFunction to CL_OPTIMIZATION.
8124 * opth-gen.awk: Test for PerFunction flag along with
8126 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8127 it only when the latter is present. Skip those that don't in
8128 the hash function generator.
8129 * common.opt (fvar-tracking): Mark as PerFunction instead of
8131 (fvar-tracking-assignments): Likewise.
8132 (fvar-tracking-assignments-toggle): Likewise.
8133 (fvar-tracking-uninit): Likewise.
8135 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8137 PR translation/79018
8138 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8141 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8144 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8145 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8146 TARGET_LONG_JUMP_TABLE_OFFSETS.
8147 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8148 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8149 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8150 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8151 * config/m68k/m68k.md (tablejump expander): Likewise.
8152 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8153 TARGET_LONG_JUMP_TABLE_OFFSETS.
8154 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8155 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8157 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8158 David Holsgrove <david.holsgrove@xilinx.com>
8160 * common/config/microblaze/microblaze-common.c
8161 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8162 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8164 * config/microblaze/microblaze.c (microblaze_must_save_register)
8165 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8167 (microblaze_eh_return): New function.
8168 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8169 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8170 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8171 * config/microblaze/microblaze.md (eh_return): New pattern.
8173 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8175 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8176 GCC_DIAGNOSTIC_STRINGIFY): Define.
8178 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8180 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8182 * config/arm/arm.md (<mcrr>): New.
8184 * config/arm/arm.c (arm_arch5te): New.
8185 (arm_option_override): Set arm_arch5te.
8186 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8188 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8189 (arm_mcrr_qualifiers): ... this. New.
8190 (MRRC_QUALIFIERS): Define to...
8191 (arm_mrrc_qualifiers): ... this. New.
8192 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8194 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8195 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8196 (MRRCI, mrrc, MRRC): New.
8197 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8198 VUNSPEC_MRRC2): New.
8200 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8202 * config/arm/arm.md (<mcr>): New.
8204 * config/arm/arm.c (arm_coproc_builtin_available): Add
8205 support for mcr, mrc, mcr2 and mrc2.
8206 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8207 (arm_mcr_qualifiers): ... this. New.
8208 (MRC_QUALIFIERS): Define to ...
8209 (arm_mrc_qualifiers): ... this. New.
8210 (MCR_QUALIFIERS): Define to ...
8211 (arm_mcr_qualifiers): ... this. New.
8212 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8214 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8215 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8216 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8219 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8221 * config/arm/arm.md (*ldc): New.
8225 * config/arm/arm.c (arm_coproc_builtin_available): Add
8226 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8227 (arm_coproc_ldc_stc_legitimate_address): New.
8228 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8229 'qualifier_const_pointer'.
8230 (LDC_QUALIFIERS): Define to...
8231 (arm_ldc_qualifiers): ... this. New.
8232 (STC_QUALIFIERS): Define to...
8233 (arm_stc_qualifiers): ... this. New.
8234 * config/arm/arm-protos.h
8235 (arm_coproc_ldc_stc_legitimate_address): New.
8236 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8237 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8238 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8239 stc2, stcl, stc2l): New.
8240 * config/arm/constraints.md (Uz): New.
8241 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8242 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8243 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8244 VUNSPEC_STC2L): New.
8246 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8248 * config/arm/arm.md (<cdp>): New.
8249 * config/arm/arm.c (neon_const_bounds): Rename this ...
8250 (arm_const_bounds): ... this.
8251 (arm_coproc_builtin_available): New.
8252 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8253 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8254 (CDP_QUALIFIERS): Define to...
8255 (arm_cdp_qualifiers): ... this. New.
8257 (arm_expand_builtin_args): Add case for 6 arguments.
8258 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8259 (arm_const_bounds): ... this.
8260 (arm_coproc_builtin_available): New.
8261 * config/arm/arm_acle.h (__arm_cdp): New.
8263 * config/arm/arm_acle_builtins.def (cdp): New.
8265 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8266 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8268 * config/arm/types.md (coproc): New.
8269 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8270 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8271 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8272 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8274 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8276 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8277 (UBINOP_QUALIFIERS): New.
8279 (acle_builtin_data): New. Change comment.
8280 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8281 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8282 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8283 arm_acle_builtins.def.
8284 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8285 (arm_init_acle_builtins): New.
8286 (CRC32_BUILTIN): Remove.
8287 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8288 crc32cb, crc32ch and crc32cw.
8289 (arm_init_crc32_builtins): Remove.
8290 (arm_init_builtins): Use arm_init_acle_builtins rather
8291 than arm_init_crc32_builtins.
8292 (arm_expand_acle_builtin): New.
8293 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8294 * config/arm/arm_acle_builtins.def: New.
8296 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8298 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8299 (arm_builtin_datum): ... this.
8300 (arm_init_neon_builtin): Rename to ...
8301 (arm_init_builtin): ... this. Add a new parameters PREFIX
8302 and USE_SIG_IN_NAME.
8303 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8304 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8305 'arm_builtin_datum'.
8306 (arm_init_vfp_builtins): Likewise.
8307 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8308 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8309 (arm_expand_neon_args): Rename to ...
8310 (arm_expand_builtin_args): ... this. Rename builtin_arg
8311 enum values and differentiate between ARG_BUILTIN_MEMORY
8312 and ARG_BUILTIN_NEON_MEMORY.
8313 (arm_expand_neon_builtin_1): Rename to ...
8314 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8315 values, arm_expand_builtin_args and add bool parameter NEON.
8316 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8317 (arm_expand_vfp_builtin): Likewise.
8318 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8320 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8323 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8324 * predict.c (tree_estimate_probability_bb): Reverse direction of
8325 polymorphic call predictor.
8327 2017-01-06 David Malcolm <dmalcolm@redhat.com>
8329 * passes.c (execute_one_pass): Split out pass-skipping logic into...
8330 (determine_pass_name_match): ...this new function and...
8331 (should_skip_pass_p): ...this new function.
8333 2017-01-06 Nathan Sidwell <nathan@acm.org>
8335 * ipa-visibility.c (function_and_variable_visibility): Reformat
8336 comments and long lines. Remove extrneous if.
8337 * symtab.c (symtab_node::make_decl_local): Fix code format.
8338 (symtab_node::set_section_for_node): Fix comment typo.
8340 2017-01-06 Martin Liska <mliska@suse.cz>
8343 * lra-constraints.c: Rename invariant to lra_invariant.
8344 * predict.c (set_even_probabilities): Initialize e to NULL.
8346 2017-01-05 Martin Sebor <msebor@redhat.com>
8348 PR tree-optimization/78910
8349 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8350 (format_integer): Correct off-by-one error in the handling
8351 of precision with negative numbers in signed conversions..
8353 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
8355 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8357 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8359 PR tree-optimization/71016
8360 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8361 factor_out_conditional_conversion. Formatting fix.
8362 (factor_out_conditional_conversion): Add cond_stmt argument.
8363 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8364 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8367 2017-01-05 David Malcolm <dmalcolm@redhat.com>
8369 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8370 read-rtl-function.o, and selftest-rtl.o.
8371 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8372 (selftest::aarch64_test_loading_full_dump): New function.
8373 (selftest::aarch64_run_selftests): New function.
8374 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8375 selftest::aarch64_run_selftests.
8376 * config/i386/i386.c
8377 (selftest::ix86_test_loading_dump_fragment_1): New function.
8378 (selftest::ix86_test_loading_call_insn): New function.
8379 (selftest::ix86_test_loading_full_dump): New function.
8380 (selftest::ix86_test_loading_unspec): New function.
8381 (selftest::ix86_run_selftests): Call the new functions.
8382 * emit-rtl.c (maybe_set_max_label_num): New function.
8383 * emit-rtl.h (maybe_set_max_label_num): New decl.
8384 * function.c (instantiate_decls): Guard call to
8385 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8386 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8388 * gensupport.c (gen_reader::gen_reader): Pass "false"
8389 for new "compact" param of rtx_reader.
8390 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8391 rather than an empty string for NULL strings.
8392 * read-md.c: Potentially include config.h rather than bconfig.h.
8393 Wrap include of errors.h with #ifdef GENERATOR_FILE.
8394 (have_error): New global, copied from errors.c.
8395 (md_reader::read_name): Rename to...
8396 (md_reader::read_name_1): ...this, adding "out_loc" param,
8397 and converting "missing name or number" to returning false, rather
8399 (md_reader::read_name): Reimplement in terms of read_name_1.
8400 (md_reader::read_name_or_nil): New function.
8401 (md_reader::read_string): Handle "(nil)" by returning NULL.
8402 (md_reader::md_reader): Add new param "compact".
8403 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
8404 (md_reader::read_file): New method.
8405 * read-md.h (md_reader::md_reader): Add new param "compact".
8406 (md_reader::read_file): New method.
8407 (md_reader::is_compact): New accessor.
8408 (md_reader::read_name): Convert return type from void to file_location.
8409 (md_reader::read_name_or_nil): New decl.
8410 (md_reader::read_name_1): New decl.
8411 (md_reader::m_compact): New field.
8412 (noop_reader::noop_reader): Pass "false" for new "compact" param
8414 (rtx_reader::rtx_reader): Add new "compact" param.
8415 (rtx_reader::read_rtx_operand): Make virtual and convert return
8416 type from void to rtx.
8417 (rtx_reader::read_until): New decl.
8418 (rtx_reader::handle_any_trailing_information): New virtual function.
8419 (rtx_reader::postprocess): New virtual function.
8420 (rtx_reader::finalize_string): New virtual function.
8421 (rtx_reader::m_in_call_function_usage): New field.
8422 (rtx_reader::m_reuse_rtx_by_id): New field.
8423 * read-rtl-function.c: New file.
8424 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
8425 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
8426 (selftest::verify_three_block_rtl_cfg): New decl.
8427 * read-rtl-function.h: New file.
8428 * read-rtl.c: Potentially include config.h rather than bconfig.h.
8429 For host, include function.h, memmodel.h, and emit-rtl.h.
8430 (one_time_initialization): New function.
8431 (struct compact_insn_name): New struct.
8432 (compact_insn_names): New array.
8433 (find_code): Handle insn codes in compact dumps.
8434 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
8435 (bind_subst_iter_and_attr): Likewise.
8436 (add_condition_to_string): Likewise.
8437 (add_condition_to_rtx): Likewise.
8438 (apply_attribute_uses): Likewise.
8439 (add_current_iterators): Likewise.
8440 (apply_iterators): Likewise.
8441 (initialize_iterators): Guard usage of apply_subst_iterator with
8442 #ifdef GENERATOR_FILE.
8443 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
8444 (md_reader::read_mapping): Likewise.
8445 (add_define_attr_for_define_subst): Likewise.
8446 (add_define_subst_attr): Likewise.
8447 (read_subst_mapping): Likewise.
8448 (check_code_iterator): Likewise.
8449 (rtx_reader::read_rtx): Likewise. Move one-time initialization
8451 (one_time_initialization): New function.
8452 (rtx_reader::read_until): New method.
8453 (read_flags): New function.
8454 (parse_reg_note_name): New function.
8455 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
8456 Handle reuse_rtx ids.
8457 Wrap iterator lookup within #ifdef GENERATOR_FILE.
8458 Add parsing support for RTL dumps, mirroring the special-cases in
8459 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
8460 values, and calling handle_any_trailing_information.
8461 (rtx_reader::read_rtx_operand): Convert return type from void
8462 to rtx, returning return_rtx. Handle case 'e'. Call
8463 finalize_string on XSTR and XTMPL fields.
8464 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
8465 "(nil)" values were omitted. Call the postprocess vfunc on the
8467 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
8468 class ctor. Initialize m_in_call_function_usage. Call
8469 one_time_initialization.
8470 * rtl-tests.c (selftest::test_uncond_jump): Call
8471 set_new_first_and_last_insn.
8472 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
8473 * selftest-rtl.c: New file.
8474 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
8475 (selftest::get_insn_by_uid): New decl.
8476 * selftest-run-tests.c (selftest::run_tests): Call
8477 read_rtl_function_c_tests.
8478 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
8479 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
8482 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
8484 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
8485 operands in a special way. Assert that pos+len <= mode precision.
8487 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8489 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
8490 3 argument Alias with unlimited for the negative form.
8491 (fno-vect-cost-model): Removed.
8493 2017-01-05 Martin Liska <mliska@suse.cz>
8495 * hsa-gen.c (gen_hsa_divmod): New function.
8496 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
8498 2017-01-05 Martin Liska <mliska@suse.cz>
8501 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
8504 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8506 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
8507 small constant length operands.
8509 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8511 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
8512 between loop iterations.
8514 2017-01-05 Martin Liska <mliska@suse.cz>
8517 * gimplify.c (gimplify_decl_expr): Compare to
8518 asan_poisoned_variables instread of checking flags.
8519 (gimplify_target_expr): Likewise.
8520 (gimplify_expr): Likewise.
8521 (gimplify_function_tree): Conditionally initialize
8522 asan_poisoned_variables.
8524 2017-01-04 Jeff Law <law@redhat.com>
8526 PR tree-optimizatin/78812
8527 * rtl.h (contains_mem_rtx_p): Prototype.
8528 * ifcvt.c (containts_mem_rtx_p): Move from here to...
8529 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
8530 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
8531 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
8532 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
8534 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8536 * input.c (assert_char_at_range): Default-initialize actual_range.
8538 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8540 * df-scan.c (df_ref_create_structure): Make regno unsigned,
8541 to match the caller.
8543 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8545 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
8546 insns after final jump in test to emit dummy move.
8548 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8550 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
8551 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
8553 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8555 * multiple_target.c (create_dispatcher_calls): Init e_next.
8556 * tree-ssa-loop-split.c (split_loop): Init border.
8557 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
8560 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8565 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
8566 (altivec_register_operand): Do not return true if the operand
8567 contains a SUBREG mixing SImode and SFmode.
8568 (vsx_register_operand): Likewise.
8569 (vsx_reg_sfsubreg_ok): New predicate.
8570 (vfloat_operand): Do not return true if the operand contains a
8571 SUBREG mixing SImode and SFmode.
8572 (vint_operand): Likewise.
8573 (vlogical_operand): Likewise.
8574 (gpc_reg_operand): Likewise.
8575 (int_reg_operand): Likewise.
8576 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
8577 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
8578 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
8580 (rs6000_emit_move_si_sf_subreg): New helper function.
8581 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
8582 fixup SUBREGs involving SImode and SFmode.
8583 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
8584 numbers for the new peephole2 optimization.
8585 (peephole2 for SFmode unions): New peephole2 to optimize cases in
8586 the GLIBC math library that do AND/IOR/XOR operations on single
8587 precision floating point.
8588 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
8589 target macros to say whether we need to avoid SUBREGs mixing
8591 (TARGET_ALLOW_SF_SUBREG): Likewise.
8592 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
8593 (UNSPEC_SI_FROM_SF): Likewise.
8594 (iorxor): Change spacing.
8595 (and_ior_xor): New iterator for AND, IOR, and XOR.
8596 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
8597 (movdi_from_sf_zero_ext): Likewise.
8598 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
8599 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
8600 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
8601 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
8602 (fms<mode>4): Likewise.
8603 (fnma<mode>4): Likewise.
8604 (fnms<mode>4): Likewise.
8605 (nfma<mode>4): Likewise.
8606 (nfms<mode>4): Likewise.
8608 2017-01-04 Marek Polacek <polacek@redhat.com>
8611 * doc/invoke.texi: Document -Wpointer-compare.
8613 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8615 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
8618 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
8619 descriptions for -gdwarf-5 and emit them as uleb128 instead of
8622 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
8625 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
8626 documentation of the powerpc_popcntb_ok attribute.
8627 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8628 code to issue warning messages if a requested CPU configuration is
8629 not supported by the binary (assembler and loader) toolchain.
8630 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
8631 made to define a built-in function that has been disabled.
8632 (paired_init_builtins): Add assertion to prevent ICE if attempt is
8633 made to define a built-in function that has been disabled.
8634 (altivec_init_builtins): Add comment explaining why definition
8635 of the DST built-in functions is not preceded by an assertion
8636 check. Add assertions to prevent ICE if attempts are made to
8637 define an altivec predicate or an abs* built-in function that has
8639 (htm_init_builtins): Add comment explaining why definition of the
8640 htm built-in functions is not preceded by an assertion check.
8642 2017-01-04 Jeff Law <law@redhat.com>
8644 PR tree-optimizatin/67955
8645 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
8646 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
8647 the points-to solution does not include pt_null. Use DECL_PT_UID
8650 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
8653 Use gen_int_mode instead of gen_lopwart for const_int operands.
8655 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8657 PR tree-optimization/71563
8658 * match.pd: Simplify X << Y into X if Y is known to be 0 or
8659 out of range value - has low bits known to be zero.
8661 2017-01-04 Alan Modra <amodra@gmail.com>
8663 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
8664 * configure: Regenerate.
8665 * config.in: Regenerate.
8667 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8670 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
8671 a substring of the message, but strcmp with the whole message. Ifdef
8672 ENABLE_NLS, translate the message first using dgettext.
8674 2017-01-03 Jeff Law <law@redhat.com>
8676 PR tree-optimizatin/78856
8677 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
8678 (mark_threaded_blocks): Remove code to truncate thread paths that
8679 cross multiple loop headers. Instead invalidate the cached loop
8680 iteration information and handle case of a thread path walking
8681 into an irreducible region.
8683 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8686 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
8687 assertions. Add support for doing the signbit if the IEEE 128-bit
8688 floating point value is in a GPR.
8689 * config/rs6000/rs6000.md (Fsignbit): Delete.
8690 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
8691 Update the length attribute if the value is in a GPR.
8692 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
8693 the sign or zero extension instruction, since the value is always 0/1.
8694 (signbit<mode>2_dm2): Delete using <Fsignbit>.
8697 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
8698 extracting SImode to a GPR register so that we can generate a
8699 store, limit the vector to be in a traditional Altivec register
8700 for the vextuwrx instruction.
8702 2017-01-03 Ian Lance Taylor <iant@google.com>
8704 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
8706 2017-01-03 Martin Sebor <msebor@redhat.com>
8708 PR tree-optimization/78696
8709 * gimple-ssa-sprintf.c (format_floating): Correct handling of
8710 precision. Use MPFR for %f for greater fidelity. Correct handling
8712 (pass_sprintf_length::compute_format_length): Set width and precision
8713 specified by asrerisk to void_node for vararg functions.
8714 (try_substitute_return_value): Adjust dump output.
8716 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
8718 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
8720 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
8722 * doc/invoke.texi (SPARC options): Document -mlra as the default.
8723 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
8724 -mlra/-mno-lra was passed to the compiler.
8726 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
8728 PR rtl-optimization/65618
8729 * emit-rtl.c (try_split): Move initialization of "before" and
8730 "after" to just before the call to emit_insn_after_setloc.
8732 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8734 * doc/md.texi (Standard Names): Remove reference to Java frontend.
8736 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
8738 * dwarf2out.c (gen_enumeration_type_die): When
8739 -gno-strict-dwarf, add a DW_AT_encoding attribute.
8741 2017-01-03 Jakub Jelinek <jakub@redhat.com>
8743 PR tree-optimization/78965
8744 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8745 Change first argument from const call_info & to call_info &. For %n
8746 set info.nowrite to false.
8749 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
8750 possibly throwing calls.
8752 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
8753 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
8754 and fns handling, rather than in a separate case SSA_NAME.
8756 2017-01-02 Jeff Law <law@redhat.com>
8758 * config/darwin-driver.c (darwin_driver_init): Const-correctness
8759 fixes for first_period and second_period variables.
8761 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
8764 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
8765 (*insvqi_1): New insn pattern.
8766 (*insvqi_1_mem_rex64): Ditto.
8768 (*insvqi_3): Rename from *insvqi.
8770 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
8772 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8774 * doc/cfg.texi (Edges): Remove reference to Java.
8775 (Maintaining the CFG): Ditto.
8777 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8780 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
8781 transparent aliases.
8783 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8786 * predict.def (PRED_CALL): Update hitrate.
8787 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
8788 * predict.c (tree_estimate_probability_bb): Split CALL predictor
8789 into direct/indirect/polymorphic variants.
8791 2017-01-01 Jakub Jelinek <jakub@redhat.com>
8793 Update copyright years.
8795 * gcc.c (process_command): Update copyright notice dates.
8796 * gcov-dump.c (print_version): Ditto.
8797 * gcov.c (print_version): Ditto.
8798 * gcov-tool.c (print_version): Ditto.
8799 * gengtype.c (create_file): Ditto.
8800 * doc/cpp.texi: Bump @copying's copyright year.
8801 * doc/cppinternals.texi: Ditto.
8802 * doc/gcc.texi: Ditto.
8803 * doc/gccint.texi: Ditto.
8804 * doc/gcov.texi: Ditto.
8805 * doc/install.texi: Ditto.
8806 * doc/invoke.texi: Ditto.
8808 Copyright (C) 2017 Free Software Foundation, Inc.
8810 Copying and distribution of this file, with or without modification,
8811 are permitted in any medium without royalty provided the copyright
8812 notice and this notice are preserved.