1 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
4 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
5 (account_size_time): Use two predicates - exec_pred and
7 (evaluate_conditions_for_known_args): Compute both clause and
9 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
10 (inline_summary_t::duplicate): Update.
11 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
13 (compute_inline_parameters): Likewise.
14 (estimate_edge_size_and_time): Update caluclation of time.
15 (estimate_node_size_and_time): Compute both time and nonspecialized
17 (estimate_ipcp_clone_size_and_time): Update.
18 (inline_merge_summary): Update.
19 (do_estimate_edge_time): Update.
20 (do_estimate_edge_size): Update.
21 (do_estimate_edge_hints): Update.
22 (inline_read_section, inline_write_summary): Stream both new predicates.
23 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
25 (compute_inlined_call_time): Cleanup.
26 (big_speedup_p): Update.
27 (edge_badness): Update.
28 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
29 (size_time_entry): Replace predicate by exec_predicate and
31 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
32 (estimate_edge_time): Return also nonspec_time.
33 (reset_edge_growth_cache): Update.
35 2017-04-29 Jakub Jelinek <jakub@redhat.com>
37 PR rtl-optimization/80491
38 * ifcvt.c (noce_process_if_block): When looking for x setter
39 with missing else_bb, don't check only the insn right before
40 cond_earliest, but look for the last insn that x is modified in
43 PR rtl-optimization/80491
44 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
46 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
48 PR tree-optimization/80487
49 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
51 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
53 PR tree-optimization/79697
54 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
55 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
56 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
58 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
59 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
61 2017-04-28 Martin Sebor <msebor@redhat.com>
63 PR tree-optimization/80523
64 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
65 (init_target_to_host_charmap, target_to_host, target_strtol10): New
67 (maybe_warn, format_directive, parse_directive): Use new functions.
68 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
70 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
72 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
74 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
76 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
77 target_header_dir): Set correctly.
78 * configure: Regenerated.
79 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
80 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
81 instead of SYSTEM_HEADER_DIR.
83 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
85 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
86 (estimate_local_effects): Likewise.
87 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
88 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
89 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
90 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
91 do_estimate_edge_time, estimate_edge_time): Likewise.
92 * ipa-inline-analysis.c (estimate_node_size_and_time,
93 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
94 (estimate_time_after_inlining): Remove.
96 2017-04-28 Martin Liska <mliska@suse.cz>
98 * doc/gcov.texi: Enhance documentation of gcov.
100 2017-04-28 Martin Liska <mliska@suse.cz>
102 * doc/gcov.texi: Sort options in alphabetic order.
103 * doc/gcov-dump.texi: Likewise.
104 * doc/gcov-tool.texi: Likewise.
105 * gcov.c (print_usage): Likewise.
106 * gcov-dump.c (print_usage): Likewise.
107 * gcov-tool.c (print_merge_usage_message): Likewise.
108 (print_rewrite_usage_message): Likewise.
109 (print_overlap_usage_message): Likewise.
111 2017-04-28 Martin Liska <mliska@suse.cz>
113 PR gcov-profile/53915
114 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
116 2017-04-28 Martin Liska <mliska@suse.cz>
118 PR gcov-profile/79891
119 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
120 is marked by compiler as living on a line.
121 (get_cycles_count): Remove usage of the union.
122 (output_intermediate_file): Likewise.
123 (find_source): Fix GNU coding style.
124 (accumulate_line_counts): Remove old non-all block mode.
125 (output_lines): Remove usage of the union.
126 * profile.c (output_location): Include all BBs, even if
127 belonging to a same line (and file) as a previous BB.
129 2017-04-28 Martin Liska <mliska@suse.cz>
131 * gcov.c (process_args): Handle new argument 'w'.
132 (read_graph_file): Assign ID to BBs.
133 (output_branch_count): Display BB # if verbose flag is set.
134 (output_lines): Likewise for arcs.
135 (print_usage): Add '--verbose' option help.
136 * doc/gcov.texi: Document --verbose (-w) option.
138 2017-04-28 Martin Liska <mliska@suse.cz>
140 * gcov.c (struct block_location_info): New struct.
141 (process_file): Fill up the new structure.
142 (read_graph_file): Replace usage of encoding by the newly added
144 (add_line_counts): Likewise.
145 (accumulate_line_counts): Remove usage of the union.
146 (function_info::function_info): New function.
147 (function_info::~function_info): Likewise.
148 (process_file): Call delete instead of release_function.
149 (release_function): Release the function.
150 (release_structures): Call delete instead of release_function.
151 (solve_flow_graph): Replace usage of num_blocks.
152 (find_exception_blocks): Likewise.
153 (output_lines): Fix GNU coding style.
155 2017-04-28 Martin Liska <mliska@suse.cz>
158 * coverage.c (coverage_remove_note_file): New function.
159 * coverage.h: Declare the function.
160 * toplev.c (finalize): Clean if an error has been seen.
162 2017-04-28 Martin Liska <mliska@suse.cz>
164 PR gcov-profile/80031
165 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
166 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
167 * gcov.c (read_graph_file): Read just number of blocks.
168 * profile.c (branch_prob): Do not stream 0 flags per a basic
171 2017-04-28 Martin Liska <mliska@suse.cz>
173 * gcov-dump.c (tag_*): Add new argument to declarations.
174 (dump_gcov_file): Likewise.
175 (tag_blocks): Add and use new argument depth.
176 (tag_arcs): Likewise.
177 (tag_lines): Likewise.
178 (tag_counters): Likewise.
179 (tag_summary): Likewise.
180 (dump_working_sets): Use depth to do a proper indentation.
182 2017-04-28 Jakub Jelinek <jakub@redhat.com>
185 * cgraph.h (symtab_node::debug_symtab): No longer inline.
186 * symtab.c (symtab_node::debug_symtab): Move definition here.
188 2017-04-28 Richard Biener <rguenther@suse.de>
190 * lto-streamer.h (LTO_major_version): Bump to 7.
192 2017-04-28 Richard Biener <rguenther@suse.de>
194 * tree-vrp.c (assert_info): New struct.
195 (add_assert_info): New helper.
196 (register_edge_assert_for_2): Refactor to add asserts to a vector
198 (register_edge_assert_for_1): Likewise.
199 (register_edge_assert_for): Likewise.
200 (finish_register_edge_assert_for): New helper actually registering
201 asserts where live on edge.
202 (find_conditional_asserts): Adjust.
203 (find_switch_asserts): Likewise.
204 (evrp_dom_walker::try_find_new_range): Generalize.
205 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
207 2017-04-27 Marek Polacek <polacek@redhat.com>
210 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
211 arg10 and arg11 to itype.
213 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
215 * doc/extend.texi (Object Size Checking): Improve grammar.
217 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
220 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
221 that the logic for permitting reciprocal estimates matches that
224 2017-04-27 Jakub Jelinek <jakub@redhat.com>
227 * tree.c (type_cache_hasher::equal): Only compare
228 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
229 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
230 non-aggregate element types.
231 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
232 about the flag on ARRAY_TYPEs in the comment, formatting fix.
234 2017-04-27 Richard Biener <rguenther@suse.de>
237 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
238 stripping ARRAY_REFs from MEM_EXPR make sure we're not
239 keeping a reference to a trailing array.
241 2017-04-27 Richard Biener <rguenther@suse.de>
244 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
245 being in loop-closed SSA form conservatively.
246 (chrec_fold_multiply_poly_poly): Likewise.
248 2017-04-27 Tamar Christina <tamar.christina@arm.com>
251 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
252 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
254 2017-04-27 Jakub Jelinek <jakub@redhat.com>
257 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
258 (aarch64_function_arg_alignment): Return unsigned int again, but still
259 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
260 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
261 Don't emit -Wpsabi note.
262 (aarch64_function_arg_boundary): Likewise.
263 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
266 2017-04-26 Nathan Sidwell <nathan@acm.org>
268 * tree.h (crc32_unsigned_n): Declare.
269 (crc32_unsigned, crc32_unsigned): Make inline.
270 * tree.c (crc32_unsigned_bits): Replace with ...
271 (crc32_unsigned_n): ... this.
272 (crc32_unsigned, crc32_byte): Remove.
273 (crc32_string): Remove unnecessary braces.
275 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
277 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
278 * ipa-inline-analysis.c (MAX_TIME): Remove.
279 (account_size_time): Use sreal for time.
280 (dump_inline_summary): Update.
281 (estimate_function_body_sizes): Update.
282 (estimate_edge_size_and_time): Update.
283 (estimate_calls_size_and_time): Update.
284 (estimate_node_size_and_time): Update.
285 (inline_merge_summary): Update.
286 (inline_update_overall_summary): Update.
287 (estimate_time_after_inlining): Update.
288 (inline_read_section): Update.
289 (inline_write_summary): Update.
290 * ipa-inline.c (compute_uninlined_call_time): Update.
291 (compute_inlined_call_time): Update.
292 (recursive_inlining): Update.
293 (inline_small_functions): Update.
294 (dump_overall_stats): Update.
295 * ipa-inline.h: Include sreal.h.
296 (size_time_entry): Turn time to sreal.
297 (inline_summary): Turn self_time nad time to sreal.
299 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
301 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
303 (sreal::stream_out, sreal::stream_in): New.
304 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
306 2017-04-25 Jakub Jelinek <jakub@redhat.com>
308 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
311 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
316 (dimode_scalar_chain::compute_convert_gain): Ditto.
317 (dimode_scalar_chain::make_vector_copies): Ditto.
318 (dimode_scalar_chain::convert_reg): Ditto.
319 (dimode_scalar_chain::convert_insn): Ditto.
320 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
321 (VI248_AVX512BW_1): New mode iterator.
322 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
323 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
326 2017-04-25 Martin Sebor <msebor@redhat.com>
328 PR tree-optimization/80497
329 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
330 constants are representable in HOST_WIDE_INT.
331 (parse_directive): Ditto.
333 2017-04-25 Martin Sebor <msebor@redhat.com>
336 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
337 (new_zero_array): Adjust signature.
338 (dom_info::dom_init): Used unsigned rather that size_t.
339 (dom_info::dom_info): Same.
341 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
342 Jakub Jelinek <jakub@redhat.com>
345 * config/arm/arm.c: Include gimple.h.
346 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
347 returns negative, increment ncrn only if it returned positive.
348 (arm_needs_doubleword_align): Return int instead of bool,
349 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
350 members, but if there is any such non-FIELD_DECL
351 > PARM_BOUNDARY aligned decl, return -1 instead of false.
352 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
353 returns negative, increment nregs only if it returned positive.
354 (arm_setup_incoming_varargs): Likewise.
355 (arm_function_arg_boundary): Emit -Wpsabi note if
356 arm_needs_doubleword_align returns negative, return
357 DOUBLEWORD_ALIGNMENT only if it returned positive.
359 2017-04-25 Marek Polacek <polacek@redhat.com>
362 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
363 first argument to type.
365 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
368 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
369 type checks to test for compatibility instead of equality.
371 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
372 Jakub Jelinek <jakub@redhat.com>
375 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
377 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
378 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
379 the alignment computation, but return their maximum in warn_alignment.
380 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
381 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
383 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
384 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
387 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
389 * config/arc/simdext.md (dmpyh): Fix typo.
391 2017-04-25 Richard Biener <rguenther@suse.de>
393 PR tree-optimization/80492
394 * alias.c (compare_base_decls): Handle registers with asm
395 specification conservatively.
396 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
397 compare_base_decls returning dont-know properly.
399 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
401 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
402 (legitimate_offset_address_p): New function.
403 (arc_legitimate_address_p): Use above function.
405 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
407 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
409 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
411 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
412 ACCH registers whenever they are available.
414 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
416 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
417 double regs fix when not used.
419 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
421 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
423 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
424 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
426 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
428 * config/arc/arc.c (arc_output_addsi): Check for h-register class
429 when emitting short ADD instructions.
431 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
433 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
435 (cmpsi_cc_c_insn): Likewise.
436 (cbranchsi4_scratch): Compute proper instruction length using
437 compact_hreg_operand.
438 * config/arc/predicates.md (compact_hreg_operand): New predicate.
440 2017-04-25 Richard Biener <rguenther@suse.de>
443 * passes.c (pass_manager::pass_manager): Initialize
446 2017-04-25 Richard Biener <rguenther@suse.de>
448 PR tree-optimization/79201
449 * tree-ssa-sink.c (statement_sink_location): Handle calls.
451 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
454 * config/s390/vector.md: Split MEM->GPR vector moves for
455 non-s_operand addresses.
457 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
460 * config/s390/predicates.md (reload_const_wide_int_operand): New
462 * config/s390/s390.md ("movti"): Remove d/P alternative.
463 ("movti_bigconst"): New pattern definition.
465 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
468 * s390-protos.h (s390_expand_cs_hqi): Removed.
469 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
470 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
471 modes as well as CCZ1mode and CCZmode.
472 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
473 signature of s390_emit_compare_and_swap.
474 (s390_expand_cs_hqi): Likewise, make static.
475 (s390_expand_cs_tdsi): Generate an explicit compare before trying
476 compare-and-swap, in some cases.
477 (s390_expand_cs): Wrapper function.
478 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
480 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
481 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
482 patterns for small and large integers. Forbid symref memory operands.
483 Move expander to s390.c. Require cc register.
484 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
485 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
486 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
487 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
488 symref memory operands. Remove CC mode and call s390_match_ccmode
490 ("atomic_exchange<mode>"): Allow and implement all integer modes.
492 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
494 * config/s390/s390.md (define_peephole2): New peephole to help
495 combining the load-and-test pattern with volatile memory.
497 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
499 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
500 with CCZmode for TARGET_Z196.
502 2017-04-25 Jakub Jelinek <jakub@redhat.com>
504 PR rtl-optimization/80501
505 * combine.c (make_compound_operation_int): Set subreg_code to SET
506 even for AND with mask of the sign bit of mode.
508 PR rtl-optimization/80500
509 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
512 2017-04-25 Julian Brown <julian@codesourcery.com>
513 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
515 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
517 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
519 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
521 2017-04-25 Julian Brown <julian@codesourcery.com>
522 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
524 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
525 (thunderx2t99_sha): New Reservation.
527 2017-04-25 Julian Brown <julian@codesourcery.com>
528 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
530 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
531 type for 1-element load.
533 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
535 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
537 2017-04-24 Martin Jambor <mjambor@suse.cz>
539 PR tree-optimization/80293
540 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
541 char arrays not totally scalarizable if it is false.
542 (analyze_all_variable_accesses): Pass correct value in the new
543 parameter. Add a statistics counter.
545 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
548 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
550 2017-04-24 Richard Biener <rguenther@suse.de>
552 PR tree-optimization/80494
553 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
554 out for complex types.
556 2017-04-24 Richard Biener <rguenther@suse.de>
558 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
559 * tree-ssa-sccvn.c (print_scc): Print SCC size.
560 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
561 (DFS): Adjust and never fail.
562 (sccvn_dom_walker::fail): Remove.
563 (sccvn_dom_walker::before_dom_children): Adjust.
564 (run_scc_vn): Likewise and never fail.
565 * tree-ssa-pre.c (pass_pre::execute): Adjust.
566 (pass_fre::execute): Likewise.
568 2017-04-24 Richard Biener <rguenther@suse.de>
570 PR tree-optimization/79725
571 * tree-ssa-sink.c (statement_sink_location): Return whether
572 failure reason was zero uses. Move that check later.
573 (sink_code_in_bb): Deal with zero uses by removing the stmt
576 2017-04-24 Richard Biener <rguenther@suse.de>
579 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
580 pointer-based references.
582 2017-04-24 Richard Biener <rguenther@suse.de>
585 * pass_manager.h (pass_manager::operator new): Remove.
586 (pass_manager::operator delete): Likewise.
587 * passes.c (pass_manager::operator new): Remove.
588 (pass_manager::operator delete): Likewise.
589 (pass_manager::pass_manager): Zero individual pass members.
591 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
595 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
596 Check "XEXP (src, 1)" operand here.
597 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
598 Check "XEXP (src, 1)" operand here.
599 (dimode_scalar_chain::make_vector_copies): Detect count register
600 of a shift instruction. Zero extend count register from QImode
601 to DImode to satisfy vector shift pattern count operand predicate.
602 Substitute vector shift count operand with a DImode copy.
603 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
606 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
609 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
610 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
611 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
612 (UNSPEC_NOREX_MEM): Remove definition.
614 2017-04-21 Richard Biener <rguenther@suse.de>
616 PR tree-optimization/79547
617 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
618 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
619 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
620 without any constraints.
622 2017-04-21 Richard Biener <rguenther@suse.de>
624 PR tree-optimization/78847
625 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
627 2017-04-21 Richard Biener <rguenther@suse.de>
629 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
630 (build_distinct_type_copy): Likewise.
631 (build_variant_type_copy): Likewise.
632 * tree.c (build_qualified_type): Pass down mem-stat info.
633 (build_distinct_type_copy): Likewise.
634 (build_variant_type_copy): Likewise.
636 2017-04-21 Richard Biener <rguenther@suse.de>
638 PR tree-optimization/80237
639 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
641 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
642 for a simplified result.
644 2016-04-21 Richard Biener <rguenther@suse.de>
646 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
647 sth as strict as a simple_iv but a chrec without symbols and an
648 operand defined in the loop we are peeling (and not some subloop).
649 (propagate_constants_for_unrolling): Propagate all constants.
651 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.c (print_reg): Remove assert for disalowed
655 regno values, call output_operand_lossage instead.
657 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/constraints.md (Yc): New register constraint.
661 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
662 Use Yc constraint for alternative 2 of operand 0. Remove
663 preferred_for_speed attribute.
665 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
667 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
668 lastprivate clauses in SIMT case.
670 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
672 * doc/invoke.texi (-Wextra-semi): Document new warning option.
674 2017-04-20 Richard Biener <rguenther@suse.de>
676 PR tree-optimization/57796
677 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
679 (vect_model_load_cost): Cost gathers as N scalar loads.
681 2017-04-20 Richard Biener <rguenther@suse.de>
683 * ggc-page.c (ggc_allocated_p): Rename to ...
684 (safe_lookup_page_table_entry): ... this and return the lookup
686 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
688 2017-04-20 Richard Biener <rguenther@suse.de>
690 PR tree-optimization/80453
691 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
692 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
694 (vn_phi_eq): Pass them down.
695 (vn_phi_lookup): Record them.
696 (vn_phi_insert): Likewise.
698 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
700 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
701 uninitialized variable warning to avoid buffer overrun.
703 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
706 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
707 is suppressed for '{ 0 }' in C.
709 2017-04-20 Jakub Jelinek <jakub@redhat.com>
711 * BASE-VER: Set to 8.0.0.
713 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
715 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
716 priority .init_array and .fini_array section with SECTION_NOTYPE
719 2017-04-20 Jakub Jelinek <jakub@redhat.com>
722 * tree.h (build_array_type): Add typeless_storage default argument.
723 * tree.c (type_cache_hasher::equal): Also compare
724 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
725 (build_array_type): Add typeless_storage argument, set
726 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
728 (build_nonshared_array_type): Adjust build_array_type_1 caller.
729 (build_array_type): Likewise. Add typeless_storage argument.
731 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
732 Jakub Jelinek <jakub@redhat.com>
734 PR tree-optimization/80426
735 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
736 operation on symbolic operands, also compute the overflow for the
737 invariant part when the operation degenerates into a negation.
739 2017-04-19 Jakub Jelinek <jakub@redhat.com>
742 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
743 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
746 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
748 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
751 * config/avr/avr.c (tree.h): Include it.
752 (cgraph.h): Include it.
753 (avr_encode_section_info): Don't warn for uninitialized progmem
754 variable if it's just an alias.
756 2017-04-19 Richard Biener <rguenther@suse.de>
759 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
760 when needed by AutoPGO.
762 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
765 * doc/lto.texi: Remove an extra 'that'.
767 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
769 PR rtl-optimization/80429
770 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
771 are only used in debug insns.
773 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
774 Vladimir Makarov <vmakarov@redhat.com>
776 * config/sparc/predicates.md (input_operand): Add comment. Return
777 true for any memory operand when LRA is in progress.
778 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
780 2017-04-18 Jeff Law <law@redhat.com>
783 * mips.md ({return,simple_return}_internal): Do not overwrite
786 2017-04-18 Jakub Jelinek <jakub@redhat.com>
788 PR tree-optimization/80443
789 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
790 instead of adding 1, subtract -1 and similarly instead of subtracting
793 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
795 PR rtl-optimization/80357
796 * haifa-sched.c (tmp_bitmap): New variable.
797 (model_recompute): Handle duplicate use records.
798 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
799 (free_global_sched_pressure_data): Free it.
801 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
804 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
805 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
806 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
807 instead of SYSTEM_HEADER_DIR.
809 2017-04-18 Jeff Law <law@redhat.com>
812 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
813 predecessors after walking up the insn chain.
815 2017-04-18 Jakub Jelinek <jakub@redhat.com>
818 * dwarf2out.c (modified_type_die): Try harder not to emit internal
819 sizetype type into debug info.
821 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
824 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
825 unneeded test for TARGET_UPPER_REGS_SF.
826 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
828 2017-04-18 Jakub Jelinek <jakub@redhat.com>
831 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
832 instead of gsi_after_labels.
834 2017-04-18 Jeff Law <law@redhat.com>
836 * regcprop.c (maybe_mode_change): Avoid creating copies of the
840 2017-04-13 Jeff Law <law@redhat.com>
841 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
842 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
844 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
847 * config/avr/avr.c (intl.h): Include it.
848 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
850 2017-04-18 Martin Liska <mliska@suse.cz>
852 PR gcov-profile/78783
853 * gcov-tool.c (gcov_output_files): Validate that destination
854 file is either removed by the tool or by a user.
856 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
857 Guy Benyei <guybe@mellanox.com>
859 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
860 block, and do not negate it, the stored id is already negative.
862 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
864 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
866 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
869 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
870 masks of options that should be turned off if the VSX vector
871 options are turned off.
872 (OTHER_P8_VECTOR_MASKS): Likewise.
873 (OTHER_VSX_VECTOR_MASKS): Likewise.
874 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
875 rs6000_disable_incompatible_switches to validate no type switches
877 (rs6000_incompatible_switch): New function to disallow turning on
878 other vector options if -mno-vsx, -mno-power8-vector, or
879 -mno-power9-vector are specified.
881 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
883 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
885 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
887 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
888 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
889 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
890 (ARG_POINTER_CFA_OFFSET): Likewise.
892 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
894 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
895 conditions to take advantage of various optimizations.
897 2017-04-13 Jeff Law <law@redhat.com>
899 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
900 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
901 (zero_extendsidi2_dext): Likewise.
903 2017-04-13 Jakub Jelinek <jakub@redhat.com>
906 * fold-const.c (fold_ternary_loc): Revert
907 use op0 instead of fold_convert_loc (loc, type, arg0) part of
910 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
912 PR rtl-optimization/80343
913 * lra-remat.c (update_scratch_ops): Assign original hard reg to
916 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
919 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
920 to ubsan_encode_value.
922 2017-04-13 Jeff Law <law@redhat.com>
924 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
925 appearing in DEBUG_INSNs.
927 2017-04-13 Martin Liska <mliska@suse.cz>
929 PR gcov-profile/80413
930 * gcov-io.c (gcov_write_string): Copy to buffer just when
931 allocated size is greater than zero.
933 2017-04-13 Jakub Jelinek <jakub@redhat.com>
936 * dwarf2out.c (decls_for_scope): Ignore declarations of
937 current_function_decl in BLOCK_NONLOCALIZED_VARS.
939 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
942 * ipa-visibility.c (non_local_p): Fix typos.
943 (localize_node): When localizing symbol in same comdat group,
944 dissolve the group only when we know external symbols are going
946 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
948 2017-04-12 Jakub Jelinek <jakub@redhat.com>
950 PR tree-optimization/79390
951 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
952 order does not result in usable sequence, retry with reversed operand
958 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
959 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
960 op0 instead of fold_convert_loc (loc, type, arg0).
962 2017-04-12 Jeff Law <law@redhat.com>
964 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
965 has a delay slot in the generated code.
967 * config/cris/cris.md (cris_preferred_reload_class): Return
968 GENNONACR_REGS rather than GENERAL_REGS.
970 2017-04-12 Jakub Jelinek <jakub@redhat.com>
973 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
974 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
975 signedness of the result type.
977 2017-04-12 Richard Biener <rguenther@suse.de>
978 Jeff Law <law@redhat.com>
980 PR tree-optimization/80359
981 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
982 trim stores to TARGET_MEM_REFs.
984 2017-04-12 Richard Biener <rguenther@suse.de>
986 PR tree-optimization/79390
987 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
988 threading case even more.
990 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
993 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
994 for quad_address_p for TImode, instead of just not indexed_address.
996 2017-04-12 Richard Biener <rguenther@suse.de>
997 Bernd Edlinger <bernd.edlinger@hotmail.de>
1000 * alias.c (component_uses_parent_alias_set_from): Handle
1001 TYPE_TYPELESS_STORAGE.
1002 (get_alias_set): Likewise.
1003 * tree-core.h (tree_type_common): Add typeless_storage flag.
1004 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1005 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1006 for types containing members with TYPE_TYPELESS_STORAGE.
1007 (place_field): Likewise.
1008 (layout_type): Likewise for ARRAY_TYPE.
1009 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1010 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1011 TYPE_TYPELESS_STORAGE.
1012 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1014 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1017 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1018 first argument to type.
1020 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1024 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1025 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1026 (rs6000_expand_binop_builtin): Likewise.
1027 (rs6000_expand_ternop_builtin): Likewise; also add missing
1028 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1029 vshasigma built-ins.
1030 * doc/extend.texi: Document that vec_xxpermdi's third argument
1033 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1036 Use shift_const cost parameter when calculating gain of STV shifts.
1038 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1040 PR rtl-optimization/70478
1041 * lra-constraints.c (process_alt_operands): Check memory for
1042 disfavoring memory insn operand.
1044 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1047 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1048 left shift in unsigned HOST_WIDE_INT type.
1050 PR rtl-optimization/80385
1051 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1052 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1055 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1056 if they have any depend clauses.
1058 2017-04-11 Martin Liska <mliska@suse.cz>
1061 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1062 * ipa-split.c (split_function): Create a local comdat symbol
1063 if caller is in a comdat group.
1065 2017-04-11 Martin Liska <mliska@suse.cz>
1068 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1071 2017-04-11 Martin Sebor <msebor@redhat.com>
1074 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1075 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1077 (directive::set_width, directive::set_precision, format_character):
1079 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1082 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1085 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1086 conflict, set target->arch_name instead of target->cpu_name.
1088 2017-04-11 Richard Biener <rguenther@suse.de>
1090 PR tree-optimization/80374
1091 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1092 build_zero_cst, remove fold_convertible_p check again.
1094 2017-04-11 Martin Liska <mliska@suse.cz>
1097 * ubsan.c (instrument_object_size): Do not instrument register
1100 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1103 * config/i386/i386-builtin-types.def
1104 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1105 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1106 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1107 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1108 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1109 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1110 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1111 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1112 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1113 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1114 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1115 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1116 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1117 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1118 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1119 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1120 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1121 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1122 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1123 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1124 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1125 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1126 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1127 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1128 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1129 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1130 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1131 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1132 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1133 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1134 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1135 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1136 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1137 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1138 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1139 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1140 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1141 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1142 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1143 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1144 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1145 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1146 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1147 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1148 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1149 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1151 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1152 flag to second_arg_count, handle 4 argument function type _COUNT
1153 aliases, handle second_arg_count on second argument rather than last.
1155 2017-04-10 Jeff Law <law@redhat.com>
1157 PR tree-optimization/80374
1158 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1159 record anything if we can not convert integer_zero_node to the
1162 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1165 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1166 Enhance special handling given to the TARGET_P9_MINMAX option in
1167 relation to certain other options.
1169 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1171 PR tree-optimization/80153
1172 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1173 remove POINTER_PLUS_EXPR's base part directly, rather than through
1176 2017-04-10 Richard Biener <rguenther@suse.de>
1177 Bin Cheng <bin.cheng@arm.com>
1179 PR tree-optimization/80153
1180 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1181 the first element of pointer type aff_tree. Build result expr in
1183 (add_elt_to_tree): Convert to type unconditionally. Remove other
1185 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1186 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1188 2017-04-10 Richard Biener <rguenther@suse.de>
1190 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1193 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1195 PR rtl-optimization/70478
1196 * lra-constraints.c (curr_small_class_check): New.
1197 (update_and_check_small_class_inputs): New.
1198 (process_alt_operands): Update curr_small_class_check. Disfavor
1199 alternative insn memory operands. Check available regs for small
1202 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1205 * config/mips/mips.opt (-mvirt): Update description.
1206 * doc/invoke.texi (-mvirt): Likewise.
1208 2017-04-10 Richard Biener <rguenther@suse.de>
1211 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1212 looking for NEGATE_EXPR in -A / -B to A / B folding.
1214 2017-04-10 Martin Liska <mliska@suse.cz>
1216 PR gcov-profile/80224
1217 * gcov.c (print_usage): Fix usage string.
1218 (get_gcov_intermediate_filename): Remove.
1219 (output_gcov_file): Use both for normal and intermediate format.
1220 (generate_results): Do not initialize special file for
1221 intermediate format.
1223 2017-04-10 Richard Biener <rguenther@suse.de>
1225 PR tree-optimization/80304
1226 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1229 2017-04-10 Nathan Sidwell <nathan@acm.org>
1232 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1233 (rs6000_init_builtins): Use it.
1235 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1237 * config/arm/arm.md (<mrc>): Add mode to SET source.
1240 2017-04-10 Richard Biener <rguenther@suse.de>
1243 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1245 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1248 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1249 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1250 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1251 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1252 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1253 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1254 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1255 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1256 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1257 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1258 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1259 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1260 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1261 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1262 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1263 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1264 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1265 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1266 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1267 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1268 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1269 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1270 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1272 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1274 PR rtl-optimization/70478
1275 * lra-constraints.c: Reverse the last patch.
1277 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1279 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1280 Add comment for WCHAR_T.
1282 2017-04-08 Martin Liska <mliska@suse.cz>
1285 2017-04-07 Martin Liska <mliska@suse.cz>
1288 * ipa-split.c (split_function): Add function part to a same comdat
1291 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1294 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1296 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1298 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1299 (vec_pairing): ...to this.
1300 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1301 (rs6000_sched_init): Adjust for name change.
1302 (struct rs6000_sched_context): Likewise.
1303 (rs6000_init_sched_context): Likewise.
1304 (rs6000_set_sched_context): Likewise.
1306 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1312 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1314 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1315 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1316 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1318 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1320 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1322 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1324 PR rtl-optimization/70703
1325 * ira-color.c (update_conflict_hard_regno_costs): Use
1326 int64_t instead of HOST_WIDE_INT.
1328 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1330 PR rtl-optimization/70478
1331 * lra-constraints.c (process_alt_operands): Disfavor alternative
1332 insn memory operands.
1334 2017-04-07 Jeff Law <law@redhat.com>
1336 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1337 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1339 2017-04-07 Martin Liska <mliska@suse.cz>
1342 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1343 Show error message instead of an ICE.
1345 2017-04-07 Martin Liska <mliska@suse.cz>
1348 * ipa-split.c (split_function): Add function part to a same comdat
1351 2017-04-07 Richard Biener <rguenther@suse.de>
1354 * tree.c (get_unwidened): Also handle ! for_type case for
1356 * convert.c (do_narrow): Split out from ...
1357 (convert_to_integer_1): ... here. Do not pass final truncation
1358 type to get_unwidened for TRUNC_DIV_EXPR.
1360 2017-04-07 Richard Biener <rguenther@suse.de>
1362 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1364 (aff_combination_const): Adjust.
1365 (aff_combination_scale): Likewise.
1366 (aff_combination_add_elt): Likewise.
1367 (aff_combination_add_cst): Likewise.
1368 (aff_combination_convert): Likewise.
1369 (add_elt_to_tree): Likewise. Remove unused argument.
1370 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1372 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1374 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1376 * config/arm/arm.c (arm_default_short_enums): Use
1377 ARM_DEFAULT_SHORT_ENUMS.
1378 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1380 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1383 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1384 members with redundant out-of-class redeclaration.
1386 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1390 * config/i386/i386.md (*zero_extendsidi2):
1391 Add (?*x,*x) and (?*v,*v) alternatives.
1393 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.c (ix86_expand_builtin)
1397 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1398 mode from insn data. Convert operands to insn operand mode.
1399 Copy operands that don't satisfy insn predicate to a register.
1401 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1403 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1406 2017-04-06 Richard Biener <rguenther@suse.de>
1408 PR tree-optimization/80334
1409 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1410 preserve alignment of accesses.
1412 2017-04-06 Richard Biener <rguenther@suse.de>
1414 PR tree-optimization/80262
1415 * tree-sra.c (build_ref_for_offset): Preserve address-space
1417 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1418 Drop useless address-space information on MEM_REF offsets.
1420 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
1422 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1424 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1426 PR rtl-optimization/70703
1427 * ira-color.c (update_conflict_hard_regno_costs): Use
1428 HOST_WIDE_INT instead of long.
1430 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
1433 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1434 not defined for x86_64 target. Add -mmmx target option when __SSE2__
1436 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1437 for x86_64 target. Handle -m3dnowa option.
1439 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1441 PR rtl-optimization/70703
1442 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1443 (update_conflict_hard_regno_costs): Use long instead of unsigned
1444 arithmetic for cost calculation.
1446 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1447 Bernd Edlinger <bernd.edlinger@hotmail.de>
1450 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1453 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
1456 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1457 ptr_mode with Pmode throughout.
1458 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1459 into probe_stack_range and use DImode.
1461 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1464 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1465 call_eh_return is true.
1467 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1469 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1470 Initialize last_match_fntype_index.
1472 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1475 * tree-nvr.c: Include internal-fn.h.
1476 (pass_return_slot::execute): Ignore internal calls without
1479 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1480 Richard Biener <rguenther@suse.de>
1483 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1484 captures used multiple times, except for the last use.
1485 * generic-match-head.c: Include gimplify.h.
1487 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1489 PR tree-optimization/79390
1490 * target.h (struct noce_if_info): Declare.
1491 * targhooks.h (default_noce_conversion_profitable_p): Declare.
1492 * target.def (noce_conversion_profitable_p): New target hook.
1493 * ifcvt.h (struct noce_if_info): New type, moved from ...
1494 * ifcvt.c (struct noce_if_info): ... here.
1495 (noce_conversion_profitable_p): Renamed to ...
1496 (default_noce_conversion_profitable_p): ... this. No longer
1498 (noce_try_store_flag_constants, noce_try_addcc,
1499 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1500 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1501 instead of noce_conversion_profitable_p.
1502 * config/i386/i386.c: Include ifcvt.h.
1503 (ix86_option_override_internal): Don't override
1504 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1505 (ix86_noce_conversion_profitable_p): New function.
1506 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
1507 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
1508 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
1509 * doc/tm.texi: Regenerated.
1511 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1513 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
1516 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1519 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
1520 instructions for small multiply cores.
1522 2017-04-04 Jeff Law <law@redhat.com>
1524 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
1526 (mips_expand_vec_perm_const): Initialize elements in orig_perm
1527 that are not set by the loop over the elements.
1529 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1532 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
1533 int mode, convert_modes it to mode as unsigned, otherwise use
1534 lowpart_subreg to mode rather than SImode.
1535 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
1536 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
1537 Use DImode instead of SImode for the shift count operand.
1538 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
1541 2017-04-04 Richard Biener <rguenther@suse.de>
1544 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
1545 arithmetic done for the negate or the plus. Simplify.
1546 (A - (-B) -> A + B): Likewise.
1547 * fold-const.c (split_tree): Make sure to not negate pointers.
1549 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
1551 PR rtl-optimization/60818
1552 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
1553 a compare of comparisons with the thing compared if this results
1554 in a different machine mode.
1556 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
1558 * alias.c (base_alias_check): Fix typo in comment.
1559 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
1560 * cgraphunit.c (symbol_table::compile): Likewise.
1561 * collect2.c (maybe_run_lto_and_relink): Likewise.
1562 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
1563 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
1564 * config/avr/avr.c (avr_map_op_t): Likewise.
1565 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
1566 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
1567 * config/epiphany/epiphany.md (movcc): Likewise.
1568 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
1569 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
1571 * config/mips/mips.c (mips_save_restore_reg): Likewise.
1572 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
1573 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
1574 * config/sh/sh.c (sh_rtx_costs): Likewise.
1575 * fold-const.c (fold_truth_andor): Likewise.
1576 * genautomata.c (collapse_flag): Likewise.
1577 * gengtype.h (struct type::u::s): Likewise.
1578 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
1579 * input.c (FORMAT_AMOUNT): Likewise.
1580 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
1581 (known_aggs_to_agg_replacement_list): Likewise.
1582 * ipa-inline-analysis.c: Likewise.
1583 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
1584 * ipa-polymorphic-call.c
1585 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
1586 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
1587 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
1589 * modulo-sched.c (apply_reg_moves): Likewise.
1590 * omp-expand.c (build_omp_regions_1): Likewise.
1591 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
1592 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
1593 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
1594 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1595 * value-prof.c: Likewise.
1596 * var-tracking.c (val_reset): Likewise.
1598 2017-04-03 Richard Biener <rguenther@suse.de>
1600 PR tree-optimization/80275
1601 * fold-const.c (split_address_to_core_and_offset): Handle
1604 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
1606 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
1607 descriptors is at least equal to that of functions.
1609 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1611 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
1613 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
1617 (mov<IMOD4:mode>): New expander.
1618 (*mov<IMOD4:mode>_internal): New insn and split pattern.
1620 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
1622 PR rtl-optimization/79405
1623 * fwprop.c (propagations_left): New variable.
1624 (forward_propagate_into): Decrement it.
1625 (fwprop_init): Initialize it.
1626 (fw_prop): If the variable has reached zero, stop propagating.
1627 (fwprop_addr): Ditto.
1629 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1632 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
1633 a FUNCTION_DECL, pass it as decl instead of origin to
1636 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
1638 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
1641 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
1644 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
1645 TARGET_VSX_SMALL_INTEGER.
1647 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1649 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
1650 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
1652 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1654 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
1655 extraction from odd-numbered MSA register.
1657 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1660 * expmed.c (store_bit_field_1): Don't attempt to create
1661 a word subreg out of hard registers wider than word if they
1662 have HARD_REGNO_NREGS of 1 for their mode.
1665 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
1666 conversions to integer types wider than word and pointer.
1669 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
1670 (rtx_equal_for_cselib_p): Pass 0 to it.
1671 * cselib.c (cselib_hasher::equal): Likewise.
1672 (rtx_equal_for_cselib_1): Add depth argument. If depth
1673 is 128, don't look up VALUE locs and punt. Increment
1674 depth in recursive calls when walking VALUE locs.
1676 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
1678 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
1679 (make_gcov_file_name): Use the canonical path name for generating
1681 (read_line): Fix handling of files with ascii null bytes.
1683 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
1685 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
1686 to initialise a vector register instead
1687 of using a const_int.
1689 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1691 PR translation/80189
1692 * gimplify.c (omp_default_clause): Use %qs instead of %s in
1693 diagnostic messages.
1695 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
1698 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
1699 (dfp_diex_<mode>): Update mode of operand 1.
1700 * doc/extend.texi (dxex, dxexq): Document change to return type.
1701 (diex, diexq): Document change to argument type.
1703 2017-03-30 Martin Jambor <mjambor@suse.cz>
1706 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
1707 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
1708 it reflects the signature changes performed at the callee side.
1709 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
1710 to cgraph_build_function_type_skip_args.
1711 (build_function_decl_skip_args): Adjust call to the above function.
1713 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1716 * config/i386/sse.md
1717 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
1718 register as dest whenever it is a MEM not rtx_equal_p to the
1719 corresponding dup operand, and when forcing into reg move the
1720 reg into the memory afterwards.
1721 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
1722 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
1723 for the force_reg mode.
1724 (avx512vl_vextractf128<mode>): Use register as dest either
1725 always when a MEM, or when it is a MEM not rtx_equal_p to the
1726 corresponding dup operand, or even not when it is a CONST_VECTOR
1727 depending on the mode and lo vs. hi.
1728 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
1730 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
1731 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
1732 Likewise. Require that operands[2] is even.
1733 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
1734 Remove extraneous parens. Require that operands[2] is a multiple
1736 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
1737 operands[0] is a MEM if <mask_applied>, the predicates/constraints
1738 disallow memory then.
1740 2017-03-30 Richard Biener <rguenther@suse.de>
1742 PR tree-optimization/77498
1743 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
1744 to non-constants over backedges.
1746 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
1748 PR rtl-optimization/80233
1749 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
1750 as last_combined_insn. Do not test for BARRIER_P separately.
1752 2017-03-29 Andreas Schwab <schwab@suse.de>
1755 * calls.c (prepare_call_address): Convert funexp to Pmode before
1756 copying to temp reg.
1758 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1760 PR tree-optimization/80158
1761 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
1762 Handle possible future case of more than one alternate
1764 (replace_rhs_if_not_dup): Likewise.
1765 (replace_one_candidate): Likewise.
1767 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
1769 PR rtl-optimization/80193
1770 * ira.c (ira): Do not check allocation for LRA.
1772 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
1774 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
1775 (nvptx_output_simt_exit): Declare.
1776 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
1777 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
1778 (init_softstack_frame): Move initialization of crtl->is_leaf to...
1779 (nvptx_declare_function_name): ...here. Emit declaration of local
1780 memory space buffer for omp_simt_enter insn.
1781 (nvptx_output_unisimt_switch): New.
1782 (nvptx_output_softstack_switch): New.
1783 (nvptx_output_simt_enter): New.
1784 (nvptx_output_simt_exit): New.
1785 * config/nvptx/nvptx.h (struct machine_function): New fields
1786 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
1787 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
1788 (UNSPECV_SIMT_EXIT): Ditto.
1789 (omp_simt_enter_insn): New insn.
1790 (omp_simt_enter): New expansion.
1791 (omp_simt_exit): New insn.
1792 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
1794 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
1795 (expand_GOMP_SIMT_ENTER_ALLOC): New.
1796 (expand_GOMP_SIMT_EXIT): New.
1797 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
1798 (GOMP_SIMT_ENTER_ALLOC): Ditto.
1799 (GOMP_SIMT_EXIT): Ditto.
1800 * target-insns.def (omp_simt_enter): New insn.
1801 (omp_simt_exit): Ditto.
1802 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
1804 (lower_rec_simd_input_clauses): Implement SIMT privatization.
1805 (lower_rec_input_clauses): Likewise.
1806 (lower_lastprivate_clauses): Handle SIMT privatization.
1808 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
1809 (ompdevlow_adjust_simt_enter): New.
1810 (find_simtpriv_var_op): New.
1811 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
1812 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
1814 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
1815 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
1816 (copy_decl_for_dup_finish): Ditto.
1818 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
1820 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
1823 * config/i386/i386.c (ix86_option_override_internal): Always
1824 allow -mpreferred-stack-boundary=3 for 64-bit targets.
1826 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1828 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
1830 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1832 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
1833 mark new edge's irreducible flag accordign to it.
1834 (vect_do_peeling): Check loop preheader edge's irreducible flag
1835 and pass it to function slpeel_add_loop_guard.
1837 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
1839 PR tree-optimization/80218
1840 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1841 Update block frequencies and counts.
1843 2017-03-28 Richard Biener <rguenther@suse.de>
1845 PR tree-optimization/78644
1846 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
1847 of a simplification result we may not use it at all.
1849 2017-03-28 Richard Biener <rguenther@suse.de>
1852 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
1853 without arguments, generate default definition of a SSA name.
1855 2017-03-28 Richard Biener <rguenther@suse.de>
1858 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
1859 TYPE_REF_CAN_ALIAS_ALL references.
1860 * fold-const.c (fold_indirect_ref_1): Likewise.
1862 2017-03-28 Martin Liska <mliska@suse.cz>
1865 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
1866 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
1868 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1869 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
1871 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
1872 (EXTRA_SPECS): Define.
1873 (SUBTARGET_EXTRA_SPECS): Likewise.
1874 (SUBTARGET_CPP_SPEC): Likewise.
1875 * config/arc/elf.h (EXTRA_SPECS): Renamed to
1876 SUBTARGET_EXTRA_SPECS.
1877 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
1879 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1881 * config/arc/simdext.md (vst64_insn): Update pattern.
1882 (vld32wh_insn): Likewise.
1883 (vld32wl_insn): Likewise.
1884 (vld64_insn): Likewise.
1885 (vld32_insn): Likewise.
1887 2017-03-28 Marek Polacek <polacek@redhat.com>
1890 * fold-const.c (fold_comparison): Use protected_set_expr_location
1891 instead of SET_EXPR_LOCATION.
1893 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1895 * tree.c (add_expr): Avoid name lookup warning.
1897 2017-03-27 Jeff Law <law@redhat.com>
1899 PR tree-optimization/80216
1900 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
1901 function name. Limit recursion depth.
1902 (record_temporary_equivalences): Corresponding changes.
1904 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
1906 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
1909 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1912 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
1914 * cfgcleanup.c (reg_note_cfa_p): New array.
1915 (insns_have_identical_cfa_notes): New function.
1916 (old_insns_match_p): Don't cross-jump in between /f
1917 and non-/f instructions. If both i1 and i2 are frame related,
1918 verify all CFA notes, their order and content.
1920 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
1923 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
1924 HImode and SImode with zero extend to DImode to one insn.
1925 (bswap<mode>2_extenddi): Likewise.
1926 (bswapsi2_extenddi): Likewise.
1927 (bswaphi2_extendsi): Likewise.
1928 (bswaphi2): Combine bswap HImode and SImode into one insn.
1929 Separate memory insns from swapping register.
1930 (bswapsi2): Likewise.
1931 (bswap<mode>2): Likewise.
1932 (bswaphi2_internal): Delete, no longer used.
1933 (bswapsi2_internal): Likewise.
1934 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
1935 store, and gpr<-gpr swap insns.
1936 (bswap<mode>2_store): Likewise.
1937 (bswaphi2_reg): Register only splitter, combine with the splitter.
1938 (bswaphi2 splitter): Likewise.
1939 (bswapsi2_reg): Likewise.
1940 (bswapsi2 splitter): Likewise.
1941 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
1942 the insns into load, store, and register/register insns.
1943 (bswapdi2_ldbrx): Likewise.
1944 (bswapdi2_load): Likewise.
1945 (bswapdi2_store): Likewise.
1946 (bswapdi2_reg): Likewise.
1948 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
1950 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
1951 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
1953 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
1956 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
1958 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1959 special handling for target option conflicts between dform
1960 options (-mpower9-dform, -mpower9-dform-vector,
1961 -mpower9-dform-scalar) and -mno-direct-move.
1963 2017-03-27 Richard Biener <rguenther@suse.de>
1965 PR tree-optimization/80181
1966 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
1968 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1970 * config/arc/predicates.md (move_double_src_operand): Replace the
1971 call to move_double_src_operand with a call to address_operand.
1973 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1975 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
1976 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
1977 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
1979 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1981 * config/arc/predicates.md (long_immediate_loadstore_operand):
1982 Consider scaled addresses cases.
1984 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1986 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
1987 restored when in interrupt.
1988 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
1989 doesn't have delay slot.
1991 2017-03-27 Richard Biener <rguenther@suse.de>
1994 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
1995 inlined thunk clones.
1997 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2000 * asan.c (instrument_derefs): Copy over last operand from
2001 original COMPONENT_REF to the new COMPONENT_REF with
2002 DECL_BIT_FIELD_REPRESENTATIVE.
2003 * ubsan.c (instrument_object_size): Likewise.
2005 2017-03-27 Richard Biener <rguenther@suse.de>
2007 PR tree-optimization/80170
2008 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2009 sure DR/SCEV didnt fold in constants we do not see when looking
2010 at the reference base alignment.
2012 2017-03-27 Richard Biener <rguenther@suse.de>
2015 * gimple-fold.c (fold_ctor_reference): Properly guard against
2016 NULL return value from canonicalize_constructor_val.
2018 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.c (ix86_expand_builtin)
2022 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2023 flags reg setting and flags reg using instructions.
2024 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2025 clobbering instructions to zero extend op2.
2027 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2029 * doc/install.texi (Configuration) <--with-aix-soname>:
2030 Update link to AIX ld.
2032 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2034 PR rtl-optimization/80160
2035 PR rtl-optimization/80159
2036 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2037 reg_alternate_class into account.
2039 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2042 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2043 to consider in curr_insn_transform.
2045 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2047 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2048 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2049 and emit_mode_inner.
2051 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2053 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2054 argument to the overloaded builtin variants. Use the new flag to
2055 deprecate certain builtin variants.
2056 * config/s390/s390-builtin-types.def: Add new builtin types.
2057 * config/s390/s390-builtins.h: Support new flags field for
2058 overloaded builtins.
2059 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2060 (s390_macro_to_expand): Enable vector float data type.
2061 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2062 builtins by incrementing the __VEC__ version number.
2063 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2065 (s390_resolve_overloaded_builtin): Emit error messages depending
2066 on the builtin flags.
2067 * config/s390/s390.c (s390_expand_builtin): Support additional
2068 flags argument. Change error message to match the messages
2069 emitted in s390-c.c.
2070 * config/s390/s390.md: New UNSPEC_* constants.
2071 (op_type): Add new instruction types.
2072 * config/s390/vecintrin.h: Add new builtins and test data class
2074 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2075 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2076 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2077 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2078 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2079 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2081 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2082 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2083 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2084 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2086 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2087 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2088 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2089 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2091 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2092 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2093 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2094 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2095 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2096 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2097 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2099 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2100 ("vec_scatter_element<V_HW_4:mode>_DI")
2101 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2102 ("vec_fpint<mode>", "vflls")
2103 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2104 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2105 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2106 ("*vec_cmphe<mode>_cc"): ... these.
2108 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2109 mode constant instead of magic value.
2111 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2113 * config/s390/s390.c (s390_expand_vec_compare): Support other
2114 vector floating point modes than just V2DF.
2115 (s390_expand_vcond): Likewise.
2116 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2117 (s390_cannot_change_mode_class): Prevent mode changes between TF
2118 and V1TF in vector registers.
2119 * config/s390/s390.md (DF, SF): New mode attributes.
2120 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2121 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2122 SFmode support for VRs.
2123 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2125 (VFT, VF_HW): New mode iterators.
2126 (vw, sdx): New mode attributes.
2127 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2128 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2129 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2130 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2131 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2132 also the new vector floating point modes. Renaming to ...
2134 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2135 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2136 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2137 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2138 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2139 ("vec_unordered<mode>"): ... these.
2141 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2142 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2143 ("*vec_extendv2df"): New insn definitions.
2145 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2147 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2148 ("mulditi3_2", "*muldi3_sign"): New patterns.
2149 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2150 rename the pattern definition.
2152 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2154 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2156 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2158 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2160 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2161 instruction if possible.
2162 * config/s390/vector.md (vec_halfnumelts): New mode
2164 ("*vec_vllezlf<mode>"): New pattern.
2166 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2168 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2169 ("popcountv4si2", "popcountv2di2"): Rename to ...
2170 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2171 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2173 ("popcount<mode>2_vxe"): New pattern.
2175 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2177 * common/config/s390/s390-common.c (processor_flags_table): Add
2179 * config.gcc: Add arch12.
2180 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2181 Default to arch12 for unknown CPU model numbers.
2182 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2183 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2184 PROCESSOR_max sanity check.
2185 * config/s390/s390-opts.h (enum processor_type): Add
2187 * config/s390/s390.c (processor_table): Add arch12.
2188 (s390_expand_builtin): Add check for B_VXE flag.
2189 (s390_issue_rate): Add PROCESSOR_ARCH12.
2190 (s390_get_sched_attrmask): Likewise.
2191 (s390_get_unit_mask): Likewise.
2192 (s390_sched_score): Enable z13 scheduling for arch12.
2193 (s390_sched_reorder): Likewise.
2194 (s390_sched_variable_issue): Likewise.
2195 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2197 (s390_tune_attr): Use z13 scheduling also for arch12.
2198 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2199 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2200 (TARGET_VXE_P): New macros.
2201 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2202 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2203 * config/s390/s390.opt: Add arch12 as processor_type.
2205 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2207 * config/s390/s390.md
2208 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2209 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2210 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2212 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2213 Rename expanders to ...
2215 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2216 ("fixuns_truncdddi2_emu"): ... these.
2218 ("fixuns_trunc<mode>si2_emu"): New expander.
2220 ("*fixuns_truncdfdi2_z13"): Rename to ...
2221 ("*fixuns_truncdfdi2_vx"): ... this.
2223 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2225 * config/s390/2964.md: Remove the single element vector compare
2226 instructions which are no longer used.
2227 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2229 (s390_canonicalize_comparison): Remove handling of DFmode
2231 (s390_expand_vec_compare_scalar): Remove function.
2232 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2233 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2235 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2237 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2239 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2241 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2242 will anyway by matched by mov<mode>_64dfp.
2244 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2246 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2247 vlef/vstef. Add missing operand to vleif.
2249 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2251 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2252 pair for all vector types with 64 bit elements.
2253 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2254 * config/s390/vector.md (V_HW_64): ... here.
2255 (V_128_NOSINGLE): New mode iterator.
2256 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2257 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2258 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2259 ("*vec_load_pairv2di"): Change to ...
2260 ("*vec_load_pair<mode>"): ... this one.
2262 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2264 * config/s390/constraints.md: Add comments.
2265 (jKK): Reject element sizes > 8 bytes.
2266 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2268 * config/s390/s390.md: Add the s_operand checks formerly in
2269 s390_split_ok_p to various splitters where they are still
2271 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2272 for 128 bit vectors. Plus two splitters.
2274 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2276 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2279 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2282 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2283 error if the boundary argument is not constant.
2285 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2287 PR rtl-optimization/80112
2288 * loop-doloop.c (doloop_condition_get): Don't check condition
2289 if cmp isn't SET with IF_THEN_ELSE src.
2291 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2293 PR tree-optimization/80158
2294 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2295 replacing a candidate statement, also replace it for the
2296 candidate's alternate interpretation.
2297 (replace_rhs_if_not_dup): Likewise.
2298 (replace_one_candidate): Likewise.
2300 2017-03-24 Richard Biener <rguenther@suse.de>
2302 PR tree-optimization/80167
2303 * graphite-isl-ast-to-gimple.c
2304 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2306 (translate_isl_ast_to_gimple::get_rename): Likewise.
2308 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2310 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2311 handling of certain combinations of target options, including the
2312 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2313 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2315 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2318 * config/arm/arm.md (*load_multiple): Add reload_completed to
2321 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2322 Richard Biener <rguenth@suse.de>
2324 PR tree-optimization/79908
2325 PR tree-optimization/80136
2326 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2327 been cast away, gimplify_and_add suffices.
2329 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2331 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2333 2017-03-23 Richard Biener <rguenther@suse.de>
2335 PR tree-optimization/80032
2336 * gimplify.c (gimple_push_cleanup): Forced unconditional
2337 cleanups still have to go to the conditional_cleanups
2340 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2342 PR tree-optimization/80072
2343 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2345 (next_operand_entry_id): Change type to unsigned int.
2346 (sort_by_operand_rank): Make sure to return the right return value
2347 even if unsigned fields are bigger than INT_MAX.
2348 (struct oecount): Change cnt and id type to unsigned int.
2349 (oecount_hasher::equal): Formatting fix.
2350 (oecount_cmp): Make sure to return the right return value
2351 even if unsigned fields are bigger than INT_MAX.
2352 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2355 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2356 TREE_READONLY on result if writing it more than once.
2359 * doc/invoke.texi (-fsanitize=thread): Document that with
2360 -fnon-call-exceptions atomics are not able to throw
2364 * tsan.c: Include tree-eh.h.
2365 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2366 maybe_clean_or_replace_eh_stmt where needed.
2367 (instrument_memory_accesses): Add cfg_changed argument.
2368 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2369 if it returned true.
2370 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2372 PR rtl-optimization/63191
2373 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2374 wrapper function, moved the whole old content into ...
2375 (ix86_delegitimize_address_1): ... this. New inline function.
2376 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2377 true as last argument instead of ix86_delegitimize_address.
2379 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2381 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2382 cortexa57_branch_cost.
2384 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2386 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2388 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2391 * doc/md.texi (Constraints): Document wA constraint.
2392 * config/rs6000/constraints.md (wA): New.
2393 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2394 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2395 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2396 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2398 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2401 * gimplify.c (is_oacc_declared): New function.
2402 (oacc_default_clause): Use it to set default flags for acc declared
2403 variables inside parallel regions.
2404 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2406 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
2407 declare attribute to any decl as necessary.
2409 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2412 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2413 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2414 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2415 (arm_arch_lpae): This.
2416 * config/arm/arm.c (arm_arch7ve): Rename into ...
2417 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
2418 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2421 2017-03-22 Martin Liska <mliska@suse.cz>
2424 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2425 error message instead of an ICE.
2427 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2429 * doc/extend.texi (6.11 Additional Floating Types): Revise.
2431 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2433 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2435 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2438 2017-03-21 Martin Sebor <msebor@redhat.com>
2440 * doc/extend.texi: Use "cannot" instead of "can't."
2441 * doc/hostconfig.texi: Same.
2442 * doc/install.texi: Same.
2443 * doc/invoke.texi: Same.
2444 * doc/loop.texi: Same.
2445 * doc/md.texi: Same.
2446 * doc/objc.texi: Same.
2447 * doc/rtl.texi: Same.
2448 * doc/tm.texi: Same.
2449 * doc/tm.texi.in: Same.
2450 * doc/trouble.texi: Same.
2452 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
2455 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2456 (collect_checksum_attributes): Set it.
2457 (die_checksum_ordered): Use it.
2459 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2461 PR tree-optimization/79908
2462 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2463 change: For a VA_ARG whose LHS has been cast away, use
2464 force_gimple_operand to construct the side effects.
2466 2017-03-21 David Malcolm <dmalcolm@redhat.com>
2468 PR translation/80001
2469 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2470 more amenable to translation.
2471 (oacc_loop_auto_partitions): Likewise.
2473 2017-03-21 Marek Polacek <polacek@redhat.com>
2474 Martin Sebor <msebor@redhat.com>
2476 PR tree-optimization/80109
2477 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2480 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2481 Segher Boessenkool <segher@kernel.crashing.org>
2484 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2485 check reg_used_between_p between insn and one of succ or succ2
2486 depending on if succ is artificial insn not inserted into insn
2489 2017-03-21 Martin Liska <mliska@suse.cz>
2491 PR gcov-profile/80081
2492 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2493 * doc/gcc.texi: Include gcov-dump stuff.
2494 * doc/gcov-dump.texi: New file.
2496 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
2498 PR rtl-optimization/79150
2499 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2500 conditional jump, if the jump is the last insn of the loop.
2502 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2503 Richard Biener <rguenth@suse.de>
2505 PR tree-optimization/79908
2506 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2507 been cast away, use force_gimple_operand to construct the side
2510 2017-03-21 Martin Liska <mliska@suse.cz>
2513 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
2516 2017-03-21 Brad Spengler <spender@grsecurity.net>
2519 * plugin.c (htab_hash_plugin): New function.
2520 (add_new_plugin): Use it and adjust.
2521 (parse_plugin_arg_opt): Adjust.
2522 (init_one_plugin): Likewise.
2524 2017-03-21 Richard Biener <rguenther@suse.de>
2526 PR tree-optimization/80032
2527 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
2528 if set force the cleanup to happen unconditionally.
2529 (gimplify_target_expr): Push inserted clobbers with force_uncond
2530 to avoid them being removed by control-dependent DCE.
2532 2017-03-21 Richard Biener <rguenther@suse.de>
2534 PR tree-optimization/80122
2535 * tree-inline.c (copy_bb): Do not expans va-arg packs or
2536 va_arg_pack_len when the inlined call stmt requires pack
2538 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
2540 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2543 * tsan.c (instrument_builtin_call): If the memory model argument
2544 is not a constant, assume it is valid.
2547 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
2550 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2552 PR rtl-optimization/79910
2553 * combine.c (can_combine_p): Do not allow combining an I0 or I1
2554 if its dest is used by an insn before I2 (other than the combined
2555 insns themselves, which are properly handled already).
2557 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2560 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2562 * combine.c (record_used_regs): New static function.
2563 (try_combine): Handle situations where there is an additional
2564 instruction between I2 and I3 which needs to have a LOG_LINK
2568 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2570 * combine.c (try_combine): Delete redundant i1 test. Call
2571 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2573 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2576 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
2579 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2581 PR tree-optimization/80054
2582 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
2583 the optimization if a PHI or any of its arguments is not dominated
2584 by the candidate's basis. Use gphi* rather than gimple* as
2586 (replace_profitable_candidates): Clean up a gimple* variable that
2587 should be a gphi* variable.
2589 2017-03-20 Martin Sebor <msebor@redhat.com>
2592 * doc/extend.texi (attribute constructor): Document present limitation.
2594 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
2597 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
2598 __POWER9_VECTOR__ #ifdef control, change template definition to
2599 use Power9-specific built-in function.
2600 (vec_any_eq): Likewise.
2601 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
2602 to control outcomes from this test.
2603 (vector_ae_<mode>p): For VEC_F modes, likewise.
2605 2017-03-20 Ian Lance Taylor <iant@google.com>
2607 * config/i386/i386.c (ix86_function_regparm): Save an extra
2608 register for -fsplit-stack with DECL_STATIC_CHAIN.
2610 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2613 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
2614 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
2616 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2618 * config/riscv/riscv.c (riscv_print_operand): Use "fence
2620 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
2623 2017-03-20 Marek Polacek <polacek@redhat.com>
2626 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
2628 2017-03-20 Richard Biener <rguenther@suse.de>
2630 PR tree-optimization/80113
2631 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
2632 allocate extra SSA name for PHI def.
2633 (add_close_phis_to_outer_loops): Likewise.
2634 (add_close_phis_to_merge_points): Likewise.
2635 (copy_loop_close_phi_args): Likewise.
2636 (copy_cond_phi_nodes): Likewise.
2638 2017-03-20 Martin Liska <mliska@suse.cz>
2641 * tree-chkp.c (chkp_build_returned_bound): Do not build
2642 returned bounds for a LHS that's not a BOUNDED_P type.
2644 2017-03-20 Martin Liska <mliska@suse.cz>
2648 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
2649 COMPLEX_CST and VECTOR_CST.
2651 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2654 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
2655 target operand. A new splitter adds the clobber statement in case
2656 the target operand is dead anyway.
2658 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
2660 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
2661 to age-old versions of binutils and glibc.
2663 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
2665 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
2667 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2669 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
2671 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2673 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
2674 requirement for binutils 2.13.
2676 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2678 * combine.c (try_combine): Delete redundant i1 test. Call
2679 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2681 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
2683 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
2684 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
2686 <riscv64-*-elf>: Re-arrange section
2687 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
2688 <riscv32-*-linux>: Likewise.
2689 <riscv64-*-elf>: Likewise
2690 <riscv64-*-linux>: Likewise.
2692 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
2695 * aarch64.opt(verbose-cost-dump): Fix typo.
2697 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
2700 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
2701 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
2703 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2705 * reload.c (find_reloads): When reloading a nonoffsettable address,
2706 use RELOAD_OTHER for it and its address reloads.
2708 PR rtl-optimization/79910
2709 * combine.c (record_used_regs): New static function.
2710 (try_combine): Handle situations where there is an additional
2711 instruction between I2 and I3 which needs to have a LOG_LINK
2714 2017-03-17 Jeff Law <law@redhat.com>
2716 PR tree-optimization/71437
2717 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
2718 conditional in the hash table first.
2719 (vrp_dom_walker::before_dom_children): Extract condition from
2720 ASSERT_EXPR. Record condition, its inverion and any implied
2723 2017-03-17 Marek Polacek <polacek@redhat.com>
2724 Markus Trippelsdorf <markus@trippelsdorf.de>
2726 PR tree-optimization/80079
2727 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
2730 2017-03-17 Richard Biener <rguenther@suse.de>
2733 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
2734 Properly verify the LHS before the RHS possibly claims to be
2736 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
2739 2017-03-17 Martin Jambor <mjambor@suse.cz>
2741 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
2742 (List of -O2 options): Likewise.
2743 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
2746 2017-03-17 Tom de Vries <tom@codesourcery.com>
2748 * gcov-dump.c (print_usage): Print bug_report_url.
2750 2017-03-17 Richard Biener <rguenther@suse.de>
2753 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
2754 (parser::peek): Likewise.
2756 2017-03-17 Richard Biener <rguenther@suse.de>
2758 PR tree-optimization/80048
2759 * sese.c (free_sese_info): Properly release rename_map and
2760 copied_bb_map elements.
2762 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
2764 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
2765 Add linked-list forward and backlinks. Insert on
2766 construction, remove on destruction.
2767 (class pass_store_merging): Add m_stores_head field.
2768 (pass_store_merging::terminate_and_process_all_chains):
2769 Iterate over m_stores_head list.
2770 (pass_store_merging::terminate_all_aliasing_chains):
2772 (pass_store_merging::execute): Check for debug stmts first.
2773 Push new chains onto the m_stores_head stack.
2775 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
2778 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
2779 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
2780 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
2782 2017-03-16 Jeff Law <law@redhat.com>
2784 PR tree-optimization/71437
2785 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
2786 member function. Implementation moved into after_dom_children
2787 member function and into the threader's thread_outgoing_edges
2789 (dom_opt_dom_walker::after_dom_children): Simplify by moving
2790 some code into new thread_outgoing_edges.
2791 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
2792 definition. Simplify marker handling (do it here). Assume we always
2793 have the available expression and the const/copies tables.
2794 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
2796 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
2797 * tree-vrp.c (equiv_stack): No longer file scoped.
2798 (vrp_dom_walker): New class.
2799 (vrp_dom_walker::before_dom_children): New member function.
2800 (vrp_dom_walker::after_dom_children): Likewise.
2801 (identify_jump_threads): Setup domwalker. Use it rather than
2802 walking edges in a random order by hand. Simplify setup/finalization.
2803 (finalize_jump_threads): Remove.
2804 (vrp_finalize): Do not call identify_jump_threads here.
2805 (execute_vrp): Do it here instead and call thread_through_all_blocks
2808 PR tree-optimization/71437
2809 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
2811 (simplify_stmt_for_jump_threading): Add basic_block argument. All
2813 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
2814 (dom_opt_dom_walker::thread_across_edge): Remove
2815 handle_dominating_asserts argument. All callers changed.
2816 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
2817 changes. Remove calls to lhs_of_dominating_assert. Other
2818 uses of handle_dominating_asserts turn into unconditional code
2819 (simplify_control_stmt_condition_1): Likewise.
2820 (simplify_control_stmt_condition): Likewise.
2821 (thread_through_normal_block, thread_across_edge): Likewise.
2822 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
2823 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
2824 object if it is not an SSA_NAME.
2825 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
2826 before calling into the VRP specific simplifiers.
2827 (identify_jump_threads): Remove handle_dominating_asserts
2830 2017-03-16 Jakub Jelinek <jakub@redhat.com>
2833 * tree-diagnostic.c (default_tree_printer): No longer static.
2834 * tree-diagnostic.h (default_tree_printer): New prototype.
2836 2017-03-16 Tamar Christina <tamar.christina@arm.com>
2838 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
2839 Change ins into fmov.
2841 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2843 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
2844 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
2845 Use h_con constraint for operand 1.
2846 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2847 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
2849 2017-03-15 Jeff Law <law@redhat.com>
2851 PR tree-optimization/71437
2852 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
2853 (record_temporary_equivalences): Use it.
2855 PR tree-optimization/71437
2856 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
2857 tree-ssa-scopedtables.
2858 (lookup_avail_expr, build_and_record_new_cond): Likewise.
2859 (record_conditions, record_cond, vuse_eq): Likewise.
2860 (record_edge_info): Adjust to API tweak of record_conditions.
2861 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
2862 (record_temporary_equivalences, optimize_stmt): Likewise.
2863 (eliminate_redundant_computations): Likewise.
2864 (record_equivalences_from_stmt): Likewise.
2865 * tree-ssa-scopedtables.c: Include options.h and params.h.
2866 (vuse_eq): New function, moved from tree-ssa-dom.c
2867 (build_and_record_new_cond): Likewise.
2868 (record_conditions): Likewise. Accept vector of conditions rather
2869 than edge_equivalence structure for first argument.
2870 for the first argument.
2871 (avail_exprs_stack::lookup_avail_expr): New member function, moved
2872 from tree-ssa-dom.c.
2873 (avail_exprs_stack::record_cond): Likewise.
2874 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
2875 from tree-ssa-dom.c.
2876 (avail_exprs_stack): Add new member functions lookup_avail_expr
2878 (record_conditions): Declare.
2880 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
2883 * lra-constraints.c (process_alt_operands): Increase reject for
2884 reloading an input/output operand.
2886 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2889 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
2890 insns to convert from signed/unsigned char/short to IEEE 128-bit
2892 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
2894 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.c (ix86_vector_duplicate_value): Create
2898 subreg of inner mode for values already in registers.
2900 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
2902 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
2903 iteration reg is used after the loop.
2905 2017-03-14 Martin Sebor <msebor@redhat.com>
2907 PR tree-optimization/79800
2908 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
2909 precision in negative-positive range.
2910 (format_floating): Call non-const overload with adjusted precision.
2912 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2915 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
2918 2017-03-14 Martin Sebor <msebor@redhat.com>
2921 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
2922 * builtins.def (aligned_alloc): Use it.
2925 * Makefile.in (GTFILES): Add calls.c.
2926 * calls.c: Include "gt-calls.h".
2928 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
2930 PR rtl-optimization/79728
2931 * regs.h (struct target_regs): New field
2932 x_contains_allocatable_regs_of_mode.
2933 (contains_allocatable_regs_of_mode): New macro.
2934 * reginfo.c (init_reg_sets_1): Initialize it, and change
2935 contains_reg_of_mode so it includes global regs as well.
2936 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
2937 rather than contains_regs_of_mode.
2939 2017-03-14 Martin Liska <mliska@suse.cz>
2941 * doc/invoke.texi: Document options that can't be combined with
2942 -fcheck-pointer-bounds.
2944 2017-03-14 Martin Liska <mliska@suse.cz>
2947 * doc/invoke.texi (-Wchkp): Document the option.
2949 2017-03-14 Martin Liska <mliska@suse.cz>
2951 * Makefile.in: Install gcov-dump.
2953 2017-03-14 Martin Liska <mliska@suse.cz>
2955 * multiple_target.c (expand_target_clones): Bail out for
2956 an invalid attribute.
2958 2017-03-14 Richard Biener <rguenther@suse.de>
2960 * alias.c (struct alias_set_entry): Pack properly.
2961 * cfgloop.h (struct loop): Likewise.
2962 * cse.c (struct set): Likewise.
2963 * ipa-utils.c (struct searchc_env): Likewise.
2964 * loop-invariant.c (struct invariant): Likewise.
2965 * lra-remat.c (struct cand): Likewise.
2966 * recog.c (struct change_t): Likewise.
2967 * rtl.h (struct address_info): Likewise.
2968 * symbol-summary.h (function_summary): Likewise.
2969 * tree-loop-distribution.c (struct partition): Likewise.
2970 * tree-object-size.c (struct object_size_info): Likewise.
2971 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
2972 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
2973 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
2974 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
2975 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
2976 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
2977 (struct _stmt_vec_info): Likewise.
2979 2017-03-14 Martin Liska <mliska@suse.cz>
2982 * multiple_target.c (create_dispatcher_calls): Check that
2983 a target can create a function dispatcher.
2985 2017-03-14 Martin Liska <mliska@suse.cz>
2988 * multiple_target.c (expand_target_clones): Drop local.local
2989 flag for default implementation.
2991 2017-03-14 Richard Biener <rguenther@suse.de>
2993 PR tree-optimization/80030
2994 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
2996 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
2998 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
2999 gcc_fallthrough() instead of __attribute__((fallthrough));
3001 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3003 * doc/gcc.texi: Remove "up" link to (DIR).
3004 * doc/gccint.texi: Ditto.
3006 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3008 * doc/install.texi (Specific) <avr>: Remove reference to
3011 2017-03-13 Jeff Law <law@redhat.com>
3013 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3014 attribute rather than comments.
3016 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3017 match_scratch operand is highest.
3019 2017-03-13 Martin Liska <mliska@suse.cz>
3022 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3023 is a CHKP clone, use original declaration.
3025 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3027 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3028 (arc_conditional_register_usage): Use a different allocation order
3029 when optimizing for size.
3030 * common/config/arc/arc-common.c (arc_option_optimization_table):
3031 Section anchors default on when optimizing for size.
3033 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3035 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3037 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3039 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3040 * config/arc/arc.md (cpu_facility): Add cd variant.
3041 (*movqi_insn): Add code density variant.
3042 (*movhi_insn): Likewise.
3043 (*movqi_insn): Likewise.
3044 (*addsi3_mixed): Likewise.
3045 (subsi3_insn): Likewise.
3047 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3049 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3051 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3053 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3054 expressions with MINUS and UNARY ops.
3056 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3059 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3061 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3062 between vec_select and vector argument.
3063 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3064 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3065 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3066 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3067 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3068 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3070 2017-03-13 Richard Biener <rguenther@suse.de>
3073 * params.def (vect-max-peeling-for-alignment): Fix typo.
3075 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3077 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3078 issue that only occurred with binutils below 2.18.
3080 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3082 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3083 refer to binutils 2.11/2.12 minimum.
3085 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3087 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3088 ftp.kernel.org and simplify binutils requirement.
3090 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3092 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3094 (Optimize Options): Ditto. Also remove redundancy.
3096 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3098 PR translation/79848
3099 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3101 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3102 to G_ to avoid double translation.
3104 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3106 PR translation/79923
3107 * auto-profile.c (get_combined_location): Convert leading
3108 character of diagnostics to lower case and remove trailing period.
3109 (read_profile): Likewise for various diagnostics.
3110 * config/arm/arm.c (arm_option_override): Remove trailing period
3111 from various diagnostics.
3112 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3113 (msp430_expand_delay_cycles): Likewise.
3115 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3118 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3119 full command-line argument, rather than just "str".
3120 (aarch64_validate_march): Likewise.
3121 (aarch64_validate_mtune): Likewise.
3123 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3125 PR rtl-optimization/78911
3126 * lra-assigns.c (must_not_spill_p): New function.
3127 (spill_for): Use it.
3129 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3131 PR tree-optimization/79981
3132 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3133 ATOMIC_COMPARE_EXCHANGE ifn result.
3134 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3135 IFN_ATOMIC_COMPARE_EXCHANGE.
3137 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3140 * opts.c (parse_sanitizer_options): Add missing question mark to
3141 "did you mean" message.
3143 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3145 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3147 (VMULEUH_UNS): Likewise.
3148 (VMULOUB_UNS): Likewise.
3149 (VMULOUH_UNS): Likewise.
3150 * config/rs6000/rs6000.c (builtin_function_type): Remove
3151 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3153 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3156 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3157 x with result of extra_parsing_for_operand_code_0.
3158 (function_reader::extra_parsing_for_operand_code_0): Convert
3159 return type from void to rtx, returning x. When reading
3160 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3161 larger size containing struct block_symbol.
3163 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3165 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3166 -mfloat128-hardware without -m64.
3168 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3171 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3172 entries to the case statement that marks unsigned arguments to
3173 overloaded functions.
3175 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3178 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3180 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3183 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3184 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3186 2017-03-10 Martin Liska <mliska@suse.cz>
3190 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3191 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3194 2017-03-10 Olivier Hainque <hainque@adacore.com>
3196 * tree-switch-conversion (array_value_type): Start by resetting
3197 candidate type to it's main variant.
3199 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3201 PR rtl-optimization/79909
3202 * combine.c (try_combine): Use simplify_replace_rtx on individual
3203 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3204 of the whole CALL_INSN_FUNCTION_USAGE.
3206 PR tree-optimization/79972
3207 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3208 get_range_info on SSA_NAMEs. Formatting fixes.
3210 2017-03-10 Richard Biener <rguenther@suse.de>
3211 Jakub Jelinek <jakub@redhat.com>
3213 PR tree-optimization/77975
3214 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3215 edge to be constant.
3216 (get_val_for): For constant x return it. Formatting fix.
3217 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3218 would use the same bases as the current one.
3220 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3222 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3223 instead of vec_select for V1TImode.
3224 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3226 (VSX_LE_128): Add V1TI to this mode iterator.
3227 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3228 (*vsx_le_perm_store_<mode>): Likewise.
3229 (pre-reload splitter for VSX stores): Likewise.
3230 (post-reload splitter for VSX stores): Likewise.
3231 (*vsx_xxpermdi2_le_<mode>): Likewise.
3232 (*vsx_lxvd2x2_le_<mode>): Likewise.
3233 (*vsx_stxvd2x2_le_<mode>): Likewise.
3235 2017-03-09 Michael Eager <eager@eagercon.com>
3237 Correct failures with --enable-checking=yes,rtl.
3239 * config/microblaze/microblaze.c (microblaze_expand_shift):
3240 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3241 test for const0_rtx.
3242 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3243 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3245 2017-03-09 Richard Biener <rguenther@suse.de>
3247 PR tree-optimization/79977
3248 * graphite-scop-detection.c (scop_detection::merge_sese):
3249 Handle the case of extra exits to blocks dominating the entry.
3251 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3253 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3256 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3258 PR rtl-optimization/79949
3259 * lra-constraints.c (process_alt_operands): Check memory when
3260 trying to predict a cycle. Print about the overall increase.
3262 2017-03-09 Richard Biener <rguenther@suse.de>
3265 * gimple-expr.c (useless_type_conversion_p): Preserve
3266 TYPE_SATURATING for fixed-point types.
3268 2017-03-09 Richard Biener <rguenther@suse.de>
3271 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3272 alignment of BLKmode params.
3274 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3277 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3278 (VALL_NO_V2Q): Likewise.
3280 * config/aarch64/aarch64-simd.md
3281 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3283 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3284 VALL_NO_V2Q mode iterator.
3285 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3287 2017-03-09 Martin Liska <mliska@suse.cz>
3289 PR tree-optimization/79631
3290 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3291 tree_int_cst_sign_bit just for INTEGER constants.
3293 2017-03-09 Martin Liska <mliska@suse.cz>
3297 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3300 2017-03-09 Marek Polacek <polacek@redhat.com>
3303 * tree.c (inchash::add_expr): Handle TREE_VEC.
3305 2017-03-09 Martin Liska <mliska@suse.cz>
3308 (chkp_narrow_size_and_offset): New function.
3309 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3310 (void chkp_parse_bit_field_ref): New function.
3311 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3312 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3314 2017-03-09 Martin Liska <mliska@suse.cz>
3317 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3318 (chkp_find_bounds_1): Remove gcc_unreachable.
3320 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3323 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3324 BUILT_IN_SYNC*, determine the access type from the size suffix and
3325 always build a MEM_REF with that type. Handle forgotten
3326 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3329 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3330 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3331 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3332 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3333 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3334 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3335 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3336 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3337 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3338 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3339 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3340 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3341 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3342 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3343 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3344 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3345 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3346 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3347 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3348 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3349 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3350 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3351 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3352 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3353 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3354 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3355 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3356 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3357 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3358 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3359 definitions outside of __OPTIMIZE__ guarded section.
3362 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3363 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3364 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3365 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3368 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3370 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3371 ("vfenez<mode>"): Add missing constraints.
3373 2017-03-08 Martin Sebor <msebor@redhat.com>
3376 * config/nds32/nds32.c (nds32_option_override):
3377 Fix misspelled diagnostic.
3379 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3382 * gimplify.c (gimplify_omp_for): Replace index var in outer
3383 taskloop statement with an artificial variable and add
3384 OMP_CLAUSE_PRIVATE clause for it.
3386 2017-03-08 Richard Biener <rguenther@suse.de>
3388 PR tree-optimization/79955
3389 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3390 for accesses that are completely outside of the variable.
3392 2017-03-08 Andrew Haley <aph@redhat.com>
3394 PR tree-optimization/79943
3395 * tree-ssa-loop-split.c (compute_new_first_bound): When
3396 calculating the new upper bound, (END-BEG) should be added, not
3399 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3401 * config/avr/avr.md (setmemhi): Make sure match_dup
3402 operand number comes before match_scratch.
3404 2017-03-08 Richard Biener <rguenther@suse.de>
3406 PR tree-optimization/79920
3407 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3408 with ncopies == 1 to ...
3409 (vect_transform_slp_perm_load): ... here. Properly compute
3410 all element loads by iterating VF times over the group. Do
3411 not handle ncopies (computed in a broken way) in
3412 vect_create_mask_and_perm.
3414 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3417 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3418 is a uniform vector, use uniform_vector_p return value instead of
3419 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3421 2017-03-07 Marek Polacek <polacek@redhat.com>
3424 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3425 (alloca_call_type): Likewise.
3427 2017-03-07 Martin Liska <mliska@suse.cz>
3429 * gcov.c (process_args): Put comment to correct location.
3431 2017-03-07 Martin Liska <mliska@suse.cz>
3434 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3435 Use array_at_struct_end_p instead of DECL_CHAIN (field).
3436 (chkp_narrow_bounds_for_field): Likewise.
3437 (chkp_parse_array_and_component_ref): Pass one more argument to
3440 2017-03-07 Richard Biener <rguenther@suse.de>
3442 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3445 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
3447 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3448 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3450 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3453 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3454 to end of description.
3455 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3457 2017-03-07 Jakub Jelinek <jakub@redhat.com>
3459 PR rtl-optimization/79901
3460 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3462 (*avx512f_<code><mode>3<mask_name>): ... this.
3463 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3464 iterator instead of VI8_AVX2_AVX512BW.
3466 PR rtl-optimization/79901
3467 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3468 min/max expander, expand it using expand_vec_cond_expr.
3471 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3474 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3477 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3478 to void * for PCH reasons.
3479 * dwarf2out.c (output_loc_operands, output_die): Cast
3480 v.val_vec.array to unsigned char *.
3482 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
3485 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3488 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
3490 PR rtl-optimization/79571
3491 * lra-constraints.c (process_alt_operands): Calculate static
3492 reject and subtract it from overall when only addresses will be
3495 2017-03-06 Julia Koval <julia.koval@intel.com>
3498 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3499 incoming stack boundary to 128 for 64-bit targets.
3501 2017-03-06 Richard Biener <rguenther@suse.de>
3503 PR tree-optimization/79894
3504 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3505 to NULL after folding it.
3507 2017-03-06 Richard Biener <rguenther@suse.de>
3509 PR tree-optimization/79824
3510 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
3511 check disabling peeling for gaps.
3513 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
3515 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3516 attributes): Document gettimeofday.
3518 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3520 * config/s390/s390.c (s390_option_override_internal): Set
3521 PARAM_MIN_VECT_LOOP_BOUND
3523 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3525 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
3526 * config/s390/s390.md: Likewise.
3528 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3531 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
3532 (<avx2_avx512>_perm<mode>): Rename to ...
3533 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
3535 (<avx512>_perm<mode>_mask): Rename to ...
3536 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
3538 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
3539 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
3540 instead of VI8F_256_512.
3541 (avx512f_perm<mode>): New define_expand.
3542 (avx512f_perm<mode>_mask): Likewise.
3543 (avx512f_perm<mode>_1<mask_name>): New define_insn.
3544 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
3546 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3548 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
3549 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
3551 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
3553 2017-03-06 Martin Liska <mliska@suse.cz>
3556 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
3557 when having a SSA NAME w/o VAR_DECL assigned to it.
3559 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3561 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
3562 msa_dpsub_<su>_d): Fix MODE for vec_select.
3564 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3566 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
3568 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
3570 2017-03-06 Richard Biener <rguenther@suse.de>
3572 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
3573 * plugin.c (register_plugin_info): Likewise.
3574 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
3576 2017-03-05 Jakub Jelinek <jakub@redhat.com>
3578 * config/i386/sse.md (sse_storehps, sse_storelps,
3579 avx_<castmode><avxsizesuffix>_<castmode>,
3580 avx512f_<castmode><avxsizesuffix>_<castmode>,
3581 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
3582 in condition that at least one operand is not a MEM.
3584 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3587 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
3588 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
3590 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
3591 gimple_call_nothrow_p flag based on whether original builtin can throw.
3592 If it can, emit following stmts on the fallthrough edge.
3593 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
3594 don't create new bb if inserting just debug stmts on the edge, try to
3595 insert them on the fallthru bb or just reset debug stmts.
3597 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
3600 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
3601 restore recog_data (including the operand rtxes inside it) around
3602 the call to get_insn_template.
3604 2017-03-03 Martin Sebor <msebor@redhat.com>
3606 PR tree-optimization/79699
3607 * context.c (context::~context): Free MPFR caches to avoid
3608 a memory leak on program exit.
3610 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3612 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
3613 Use wide_int::ulow () instead of .elt (0).
3615 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
3618 (*pushxf): Limit oF constraint to 32bit targets and add oC
3619 constraint for 64bit targets.
3620 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
3621 (*pushdf): Change rmF constraint to rmC.
3623 2017-03-03 Martin Liska <mliska@suse.cz>
3625 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
3626 Remove unused variable.
3628 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3631 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
3632 is a memory operand, increase num_memory.
3633 (ix86_expand_args_builtin): Likewise.
3635 2017-03-03 Jan Hubicka <jh@suse.cz>
3638 * ipa-devirt.c (maybe_record_node): Properly handle
3639 __cxa_pure_virtual visibility.
3641 2017-03-03 Martin Liska <mliska@suse.cz>
3643 PR tree-optimization/79803
3644 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
3646 (pass_loop_prefetch::execute): Disabled optimization if an
3647 assumption about L1 cache size is not met.
3649 2017-03-03 Martin Liska <mliska@suse.cz>
3651 PR rtl-optimization/79574
3652 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
3653 (hash_scan_set): Likewise.
3654 (dump_hash_table): Likewise.
3655 (hoist_code): Likewise.
3657 2017-03-03 Richard Biener <rguenther@suse.de>
3659 * fixed-value.c (fixed_from_string): Restore use of elt (1)
3660 in place of uhigh ().
3661 (fixed_convert_from_real): Likewise.
3663 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
3668 2017-03-03 Richard Biener <rguenther@suse.de>
3671 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
3672 TYPE_OVERFLOW_UNDEFINED check.
3674 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3676 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
3678 (vector_ae_<mode>_p): Likewise.
3679 (vector_nez_<mode>_p): Likewise.
3680 (vector_ne_v2di_p): Likewise.
3681 (vector_ae_v2di_p): Likewise.
3682 (vector_ne_<mode>_p): Likewise.
3683 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
3685 (vsx_tsqrt<mode>2_fe): Likewise.
3687 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
3690 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
3692 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3694 PR rtl-optimization/79780
3695 * cprop.c (one_cprop_pass): When second and further conditional trap
3696 in a single basic block is turned into an unconditional trap, turn it
3697 into a deleted note to avoid RTL verification failures.
3699 2017-03-02 Richard Biener <rguenther@suse.de>
3701 * fold-const.c (const_binop): Use ulow () instead of elt (0).
3703 2017-03-02 Richard Biener <rguenther@suse.de>
3705 PR tree-optimization/79345
3707 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
3708 param and abort the walk, returning -1 if it is hit.
3709 (walk_aliased_vdefs): Take a limit param and pass it on.
3710 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
3711 defaulting to 0 and return a signed int.
3712 * tree-ssa-uninit.c (struct check_defs_data): New struct.
3713 (check_defs): New helper.
3714 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
3715 about uninitialized memory.
3716 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
3717 bogus uninitialized warning.
3718 (fixed_convert_from_real): Likewise.
3720 2017-03-02 Bin Cheng <bin.cheng@arm.com>
3722 PR tree-optimization/66768
3723 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
3724 iv_use if base object can't be determined.
3726 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3728 PR tree-optimization/79345
3729 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
3730 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
3731 (get_pattern_stats): Initialize it.
3732 * genemit.c (gen_expand): Verify match_scratch numbers come after
3733 match_operand/match_dup numbers.
3734 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
3735 match_scratch numbers.
3736 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
3738 * config/s390/s390.md (trunctdsd2): Likewise.
3740 2017-03-02 Richard Biener <rguenther@suse.de>
3742 * wide-int.h (wide_int_storage::operator=): Implement in terms
3745 2017-03-02 Richard Biener <rguenther@suse.de>
3747 PR tree-optimization/79777
3748 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
3749 the to insert expression to sth existing.
3751 2017-03-01 Martin Sebor <msebor@redhat.com>
3754 * gimple-ssa-sprintf.c
3755 (directive::known_width_and_precision): New function.
3756 (format_integer): Use it.
3757 (get_mpfr_format_length): Consider the full range of precision
3758 when computing %g output with the # flag. Set the likely byte
3759 count to 3 rather than 1 when precision is indeterminate.
3760 (format_floating): Correct the lower bound of precision.
3762 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3764 * doc/invoke.texi: Document default code model for 64-bit Linux.
3766 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3769 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
3770 udiv rather than div since input pattern is unsigned.
3772 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.c (print_reg): Warn for values of
3775 unsupported size in integer register.
3777 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3780 * config/rs6000/predicates.md (current_file_function_operand): Do
3781 not allow self calls to be local if the function is replaceable.
3783 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3786 * config/rs6000/altivec.h (vec_ctz and others): Change the
3787 preprocessor macro that controls conditional compilation from
3788 _ARCH_PWR9 to __POWER9_VECTOR__.
3789 (vec_all_ne): Change parameterization of __altivec_scalar_pred
3790 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
3791 control (instead of _ARCH_PWR9 control) so that template
3792 definition uses power9-specific function.
3793 (vec_any_eq): Likewise.
3794 (vec_all_ne): Change macro definition to use a power9-specific
3795 expansion under #ifdef __POWER9_VECTOR__ control (instead of
3796 _ARCH_PWR9 control).
3797 (vec_any_eq) Likewise.
3798 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
3799 expansion for CMPNEF to remove support for xvcmpnesp instruction.
3800 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
3801 support for xvcmpnedp instruction.
3802 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
3803 macro expansion so that Power9 implementation of vec_all_ne does
3804 not use the AltiVec predicate framework.
3805 (VCMPNEH_P): Likewise.
3806 (VCMPNEW_P): Likewise.
3807 (VCMPNED_P): Likewise.
3808 (VCMPNEFP_P): Likewise.
3809 (VCMPNEDP_P): Likewise.
3810 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
3811 implementation of vec_any_eq to not use AltiVec predicate
3813 (VCMPAEH_P): Likewise.
3814 (VCMPAEW_P): Likewise.
3815 (VCMPAED_P): Likewise.
3816 (VCMPAEFP_P): Likewise.
3817 (VCMPAEDP_P): Likewise.
3818 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
3819 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
3820 not use the AltiVec predicate framework.
3821 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
3822 of vec_any_eq to not use AltiVec predicate framework.
3823 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3824 support for predefined __POWER9_VECTOR__ macro to indicate that
3825 Power9 instruction selection is enabled.
3826 (altivec_overloaded_builtins): Remove extraneous
3827 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
3828 function argument types RS6000_BTI_bool_V16QI and
3829 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
3830 entry for overloaded function argument types RS6000_BTI_bool_V4SI
3831 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
3832 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
3833 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
3834 Power9 for implementations of vec_cmpne. Change the signature for
3835 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
3836 (representing vec_all_ne) to remove the previously described first
3837 argument of type RS6000_BTI_INTSI, as this was an artifact of
3838 reliance on the AltiVec predicate framework, which is no longer
3839 used in the implementation of these functions. Add
3840 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
3841 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
3842 since, unlike the AltiVec predicate framework implementation, we
3843 do not share function descriptors between vec_alle and vec_anyeq.
3844 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
3845 set of modes that receive special treatment even when
3846 TARGET_P9_VECTOR is true. The special treatment emits code that
3847 does not depend on Power9 instructions.
3848 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
3849 define_expand to not rely on AltiVec predicate framework.
3850 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3852 (vector_ne_v2di_p): Change this define_expand to not rely on
3853 AltiVec predicate framework.
3854 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
3856 (vector_ne_<mode>_p): Change this define_expand to not rely on
3857 AltiVec predicate framework.
3858 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3860 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
3861 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
3862 define_insn pattern.
3863 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
3864 define_insn pattern because the xvcmpne<VSs>. instruction is not
3866 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
3867 instruction is not supported.
3869 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3871 * config/nvptx/nvptx.c: Include intl.h.
3873 2017-03-01 Martin Jambor <mjambor@suse.cz>
3876 * ipa-prop.h (ipa_bits): Removed field known.
3877 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
3878 to pointers. Adjusted their comments to warn about their sharing.
3879 (ipcp_transformation_summary): Change bits to a vector of pointers.
3880 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
3881 (ipa_get_ipa_bits_for_value): Declare.
3882 * tree-vrp.h (value_range): Mark as GTY((for_user)).
3883 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
3884 (ipa_bits_hash_table): Likewise.
3885 (ipa_vr_ggc_hash_traits): Likewise.
3886 (ipa_vr_hash_table): Likewise.
3887 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
3888 being pointers and vr_known being removed.
3889 (ipa_set_jf_unknown): Likewise.
3890 (ipa_get_ipa_bits_for_value): New function.
3891 (ipa_set_jfunc_bits): Likewise.
3892 (ipa_get_value_range): New overloaded functions.
3893 (ipa_set_jfunc_vr): Likewise.
3894 (ipa_compute_jump_functions_for_edge): Use the above functions to
3895 construct bits and vr parts of jump functions.
3896 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
3897 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3899 (ipcp_grow_transformations_if_necessary): Also allocate
3900 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3902 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
3903 them. Fix too long lines.
3904 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
3905 vr_known being removed.
3906 (ipa_read_jump_function): Use new setter functions to construct bits
3907 and vr parts of jump functions or set them to NULL.
3908 (write_ipcp_transformation_info): Adjust for bits being pointers.
3909 (read_ipcp_transformation_info): Likewise.
3910 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
3912 Include gt-ipa-prop.h.
3913 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
3915 (ipcp_store_bits_results): Likewise.
3916 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
3917 Do not write to existing jump functions but use a temporary instead.
3919 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3922 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
3923 attempt to use its first operand as BIT_FIELD_REF base.
3925 2017-03-01 Richard Biener <rguenther@suse.de>
3928 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
3929 interpolating formula in wrapping arithmetic.
3930 (chrec_apply): Convert chrec_evaluate return value to wanted type.
3932 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3934 PR tree-optimization/79734
3935 * tree-vect-generic.c (expand_vector_condition): Optimize
3936 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
3937 Handle VEC_COND_EXPR where comparison has different inner width from
3940 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
3942 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
3943 markup, and similar issues. Remove @opindex entries for things
3944 that aren't options. Add missing -mmpy-option entries.
3946 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3948 PR tree-optimization/79737
3949 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
3950 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
3951 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
3952 instead of byte_size. Formatting fix.
3953 (shift_bytes_in_array_right): Formatting fix.
3955 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
3958 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
3959 condition on optimize for the leaf function test.
3961 2017-02-28 Martin Liska <mliska@suse.cz>
3964 * read-rtl-function.c (function_reader::handle_unknown_directive):
3965 Bail out when one uses -flto.
3967 2017-02-28 Martin Liska <mliska@suse.cz>
3969 * common.opt: Replace space with tabular for options of <number>
3971 * config/i386/i386.opt: Show <number> value for
3972 -mlarge-data-threshold.
3973 * opts.c (print_filtered_help): Do not display number in hexadecimal
3976 2017-02-28 Martin Liska <mliska@suse.cz>
3978 * common.opt: Fix --help=option -Q for options which are of
3981 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
3983 * config/i386/i386.c (print_reg): Error out for values
3984 of 8-bit size in invalid integer register.
3986 2017-02-28 Martin Sebor <msebor@redhat.com>
3988 PR tree-optimization/79691
3989 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
3991 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3994 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
3995 gcc_unreachable with output_operand_lossage.
3997 2017-02-28 Richard Biener <rguenther@suse.de>
3999 PR tree-optimization/79740
4000 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4002 (visit_nary_op): Insert the nary into the hashtable if we
4003 pattern-matched sth.
4004 * tree-ssa-pre.c (eliminate_insert): Robustify.
4006 2017-02-28 Richard Biener <rguenther@suse.de>
4009 * fold-const.c (decode_field_reference): Reject out-of-bound
4012 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4014 * config/i386/i386.c: Include intl.h.
4015 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4016 instead of just cond ? "..." : "...".
4017 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4018 * coverage.c (read_counts_file): Likewise.
4019 * omp-offload.c: Include intl.h.
4020 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4021 of just cond ? "..." : "...".
4022 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4023 of just cond ? "..." : "...".
4025 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4028 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4030 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4031 'tune for' CPU name.
4032 * config/arm/arm-cpu-data.h: Regenerated.
4034 2017-02-28 Richard Biener <rguenther@suse.de>
4036 PR tree-optimization/79732
4037 * tree-inline.c (expand_call_inline): Do not shadow var.
4039 2017-02-28 Richard Biener <rguenther@suse.de>
4041 PR tree-optimization/79723
4042 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4043 address-space properly.
4045 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4047 * doc/optinfo.texi (Optimization groups): Fix option used for
4049 * doc/invoke.texi (-fopt-info): Document "omp".
4050 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4051 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4052 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4053 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4054 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4056 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4058 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4059 OPTGROUP_OMP with "omp".
4061 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4064 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4065 for arithmetic shift of unsigned V2DI.
4067 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4069 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4070 arc/linux.h headers.
4071 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4072 (LINK_SPEC): Likewise.
4073 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4074 (EXTRA_SPECS): Likewise.
4075 (STARTFILE_SPEC): Likewise.
4076 (ENDFILE_SPEC): Likewise.
4077 (LIB_SPEC): Likewise.
4078 (TARGET_SDATA_DEFAULT): Likewise.
4079 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4080 (MULTILIB_DEFAULTS): Likewise.
4081 (DWARF2_UNWIND_INFO): Likewise.
4082 * config/arc/big.h: New file.
4083 * config/arc/elf.h: Likewise.
4084 * config/arc/linux.h: Likewise.
4085 * config/arc/t-uClibc: Remove.
4087 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4089 PR tree-optimization/77536
4090 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4091 (tree_transform_and_unroll_loop): Use above function to compute the
4092 estimated niter of unrolled loop and use it when scaling profile.
4093 Also use count info rather than frequency if it's non-zero.
4094 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4095 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4096 (vect_transform_loop): Call above function.
4098 2017-02-27 Richard Biener <rguenther@suse.de>
4100 PR tree-optimization/45397
4101 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4102 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4103 (visit_nary_op): Add pattern matching for CSEing sign-changed
4104 or truncated operations with wider ones.
4106 2017-02-27 Richard Biener <rguenther@suse.de>
4108 PR tree-optimization/79690
4109 * tree-vect-stmts.c (vectorizable_store): Use vector type
4110 built from the DR with address-space.
4112 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4114 * doc/invoke.texi (Optimize Options): Refine the description
4115 of asan-use-after-return.
4117 2017-02-25 Alan Modra <amodra@gmail.com>
4119 PR rtl-optimization/79584
4120 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4121 base, not ad->base_term, the reg within base. Remove assertion
4122 that ad->base == ad->base_term. Replace gen_int_mode using
4123 bogus mode with const0_rtx.
4125 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4128 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4129 FMA_EXPR like tcc_binary or tcc_unary.
4131 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4134 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4136 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4137 (output_loc_operands): Handle DW_OP_call_ref and
4138 DW_OP_GNU_variable_value.
4139 (struct variable_value_struct): New type.
4140 (struct variable_value_hasher): Likewise.
4141 (variable_value_hash): New variable.
4142 (string_types): Remove.
4143 (copy_loc_descr): New function.
4144 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4145 (prepend_loc_descr_to_each): New function.
4146 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4147 instead of add_loc_descr_to_each if the first argument is single
4148 location list and the second has multiple.
4149 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4150 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4151 when looking for variable value which doesn't have other location info.
4152 (loc_list_from_tree): Formatting fix.
4153 (gen_array_type_die): Simplify DW_AT_string_length handling.
4154 (adjust_string_types): Remove.
4155 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4156 string_types. Call resolve_variable_values.
4157 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4158 (resolve_addr_in_expr): Likewise. Add A argument.
4159 (copy_deref_exprloc): Remove deref argument. Adjust for the
4160 original expression being DW_OP_GNU_variable_value with optionally
4161 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4162 optionally after it.
4163 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4164 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4165 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4166 (variable_value_hasher::hash, variable_value_hasher::equal): New
4168 (resolve_variable_value_in_expr, resolve_variable_value,
4169 resolve_variable_values, note_variable_value_in_expr,
4170 note_variable_value): New functions.
4171 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4174 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4177 * opts.h (handle_generated_option): Add GENERATED_P argument.
4178 * opts-common.c (handle_option): Adjust function comment.
4179 (handle_generated_option): Add GENERATED_P argument, pass it to
4181 (control_warning_option): Pass false to handle_generated_option
4183 * opts.c (maybe_default_option): Pass true to handle_generated_option
4185 * optc-gen.awk: Likewise.
4187 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4189 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4190 a REG, look at the REG it is a SUBREG of.
4191 (splitter for cmpeqsi_t): Ditto.
4193 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4195 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4196 the special USEs with the pattern of the insn, not the insn itself.
4198 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4201 * doc/invoke.texi: Document -mload-store-pairs.
4203 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4204 Sandra Loosemore <sandra@codesourcery.com>
4206 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4207 argument isn't a CONST_INT.
4208 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4209 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4210 (nios2_validate_compare): Bypass alternate compare logic if *op2
4212 (ldstwm_operation_p): Return false if first_base is not a REG or
4213 if first_offset is not a CONST_INT.
4215 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4217 * config/cris/cris.md: Use correct operand in a define_peephole2.
4219 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4221 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4223 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4225 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4226 this_insn if it is an INSN or JUMP_INSN.
4227 (force_offsettable): Look at base, not at addr.
4228 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4229 on things that aren't necessarily CONST_INTs.
4231 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4233 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4234 -mfpmath=sse is the default also for x86-32 targets with SSE2
4235 instruction set when @option{-ffast-math} is enabled
4237 2017-02-24 Jeff Law <law@redhat.com>
4239 PR rtl-optimizatoin/79286
4240 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4243 2017-02-24 Richard Biener <rguenther@suse.de>
4245 PR tree-optimization/79389
4246 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4249 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4251 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4252 function comment to reflect reality.
4253 (loop_exits_before_overflow): Fix typo in function description.
4255 2017-02-24 Richard Biener <rguenther@suse.de>
4257 PR tree-optimization/79389
4258 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4259 properly that a threading opportunity exists. Detect conditional
4260 copy/constant propagation opportunities.
4262 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4264 * config/visium/visium.md (type): Add trap.
4265 (b): New mode attribute.
4266 (*btst): Rename into...
4267 (*btst<mode>): ...this and adjust.
4268 (*cbranchsi4_btst_insn): Rename into...
4269 (*cbranch<mode>4_btst_insn): ...this and adjust.
4270 (trap): New define_insn.
4272 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4274 PR tree-optimization/79389
4275 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4276 (noce_reversed_cond_code): New function.
4277 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4278 reversed_comparison_code. Formatting fix.
4279 (noce_try_store_flag): Test rev_cond != NULL in addition to
4280 reversed_comparison_code.
4281 (noce_try_store_flag_constants): Likewise.
4282 (noce_try_store_flag_mask): Likewise.
4283 (noce_try_addcc): Use rev_cond if non-NULL instead of
4284 reversed_comparison_code.
4285 (noce_try_cmove_arith): Likewise. Formatting fixes.
4286 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4287 (noce_find_if_block): Initialize rev_cond.
4288 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4289 instead of false as last argument never attempt to reverse it
4292 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4294 PR tree-optimization/79663
4295 * tree-predcom.c (combine_chains): Process refs in reverse order
4296 only for ZERO length chains, and add explaining comment.
4298 2017-02-23 Jeff Law <law@redhat.com>
4300 PR tree-optimization/79578
4301 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4302 in call to operand_equal_p.
4304 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4307 * config/i386/cpuid.h: Fix another undefined behavior.
4309 2017-02-23 Richard Biener <rguenther@suse.de>
4311 PR tree-optimization/79683
4312 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4313 vector types for data-refs.
4315 2017-02-23 Martin Liska <mliska@suse.cz>
4317 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4319 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4322 * internal-fn.c (get_range_pos_neg): Moved to ...
4323 * tree.c (get_range_pos_neg): ... here. No longer static.
4324 * tree.h (get_range_pos_neg): New prototype.
4325 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4326 are known to be in between 0 and signed maximum inclusive, try to
4327 expand both unsigned and signed divmod and use the cheaper one from
4330 2017-02-22 Jeff Law <law@redhat.com>
4332 PR tree-optimization/79578
4333 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4334 to compare base operands.
4336 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4339 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4340 gpc_reg_operand instead of fpr_reg_operand.
4342 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4344 * config/mips/mips.c (mips_return_in_memory): Force FP
4345 vector types to be returned in memory for o32 ABI.
4347 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4349 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4350 instead of DW_TAG_member for static data member declarations and don't
4351 set no_linkage_name for static inline data members.
4352 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4355 2017-02-22 Martin Liska <mliska@suse.cz>
4357 * doc/invoke.texi: Replace inequality signs with square brackets
4360 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4362 PR tree-optimization/68644
4363 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4365 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4368 * lra-constraints.c (simplify_operand_subreg): Handle
4369 WORD_REGISTER_OPERATIONS targets.
4371 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4374 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4375 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4376 elimination by swapping fld*.
4378 2017-02-22 Richard Biener <rguenther@suse.de>
4380 PR tree-optimization/79673
4381 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4382 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4383 irrelevant address-space qualifiers and avoiding a
4384 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4386 2017-02-22 Richard Biener <rguenther@suse.de>
4388 PR tree-optimization/79666
4389 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4390 to not symbolically negate if that may introduce undefined
4393 2017-02-22 Martin Liska <mliska@suse.cz>
4396 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4397 * data-streamer-out.c (streamer_write_gcov_count_stream):
4399 * value-prof.c (stream_out_histogram_value): Make assert more
4400 precise based on type of counter.
4402 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386.md (standard_x87sse_constant_load splitter):
4406 Use nonimmediate_operand instead of memory_operand for operand 1.
4407 (float-extend standard_x87sse_constant_load splitter): Ditto.
4409 2017-02-21 Jeff Law <law@redhat.com>
4411 PR tree-optimization/79621
4412 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4413 blocks with edges to themselves.
4415 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4418 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4419 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4420 Use gimple_call_builtin_p.
4423 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4424 on temporarily removed DEBUG_INSNs.
4426 PR tree-optimization/79649
4427 * tree-loop-distribution.c (classify_partition): Give up on
4428 non-generic address space loads/stores.
4430 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
4432 * doc/loop.texi (Loop manipulation): Remove nonexistent
4433 tree_ssa_loop_version from the documentation.
4434 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4436 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4439 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4440 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4441 * config/rs6000/rs6000.c: Include except.h.
4442 (rs6000_expand_split_stack_prologue): Call
4443 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4445 2017-02-21 Martin Jambor <mjambor@suse.cz>
4448 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4451 2017-02-21 Martin Jambor <mjambor@suse.cz>
4453 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4454 for backward compatibility only.
4455 * doc/invoke.texi (Option Summary): Remove all references to
4458 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
4462 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4464 * lra-constraints.c (curr_insn_transform): Handle
4465 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4467 2017-02-21 Martin Liska <mliska@suse.cz>
4469 * config/i386/i386.opt: Replace -masm-dialect with -masm.
4471 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
4473 PR translation/79638
4474 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4476 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
4479 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4480 (arm_function_ok_for_sibcall): Return false for an indirect call by
4481 descriptor if all the argument registers are used.
4482 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4483 alignment of the function.
4485 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4487 PR tree-optimization/61441
4488 * simplify-rtx.c (simplify_const_unary_operation): For
4489 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4490 the sNaN unmodified.
4492 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4494 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4495 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4496 instead of SYSTEM_HEADER_DIR.
4498 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
4499 Martin Liška <mliska@suse.cz>
4501 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4502 Fix typos and grammar, use active voice, and clarify.
4504 2017-02-20 Marek Polacek <polacek@redhat.com>
4507 * gimplify.c (gimplify_expr): Handle unused *&&L;.
4510 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
4512 2017-02-20 Jakub Jelinek <jakub@redhat.com>
4515 * config/i386/i386.c (ix86_expand_builtin): Handle
4516 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
4517 ix86_builtins_isa[fcode].isa as a requirement of those
4518 flags and any other flag in the bitmask.
4519 (ix86_init_mmx_sse_builtins): Use 0 instead of
4520 ~OPTION_MASK_ISA_64BIT as mask.
4521 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
4522 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
4523 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
4524 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
4526 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4529 * lra-constraints.c (split_reg): Check requested split mode
4530 is supported by the register.
4532 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4534 * lra-constraints.c (simplify_operand_subreg): Remove early
4537 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4540 * lra-constraints.c (curr_insn_transform): Tighten condition
4541 for converting SUBREG reloads from OP_OUT to OP_INOUT.
4543 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4546 * lra-constraints.c (curr_insn_transform): Handle
4547 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4549 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
4552 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4554 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4556 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
4559 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
4562 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4564 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
4567 2017-02-18 Jakub Jelinek <jakub@redhat.com>
4569 * final.c (last_columnnum, override_columnnum): New variables.
4570 (final_start_function): Set last_columnnum, pass it to begin_prologue
4571 hook and pass 0 to dwarf2out_begin_prologue.
4572 (final_scan_insn): Update override_columnnum. Pass last_columnnum
4573 to source_line debug hook.
4574 (notice_source_line): Compute last_columnnum and for debug_column_info
4575 return true on column changes.
4576 * debug.h (struct gcc_debug_hooks): Add column argument to
4577 source_line and begin_prologue hooks.
4578 (debug_nothing_int_charstar_int_bool): Remove prototype.
4579 (debug_nothing_int_int_charstar,
4580 debug_nothing_int_int_charstar_int_bool): New prototypes.
4581 (dwarf2out_begin_prologue): Add column argument.
4582 * debug.c (do_nothing_debug_hooks): Adjust source_line and
4583 begin_prologue hooks.
4584 (debug_nothing_int_charstar_int_bool): Remove.
4585 (debug_nothing_int_int_charstar,
4586 debug_nothing_int_int_charstar_int_bool): New functions.
4587 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
4588 through to dwarf2out_source_line.
4589 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
4590 (dwarf2out_source_line): Add column argument, emit it if requested.
4591 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
4593 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4594 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4595 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
4596 through to dwarf2out_begin_prologue.
4597 (vmsdbgout_source_line): Add column argument, pass it through to
4598 dwarf2out_source_line.
4599 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
4600 dbxout_source_line caller.
4601 (dbxout_source_line): Add column argument.
4603 * common.opt (gno-column-info, gcolumn-info): New options.
4604 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
4605 (check_die): Also test for multiple DW_AT_decl_column attributes.
4606 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
4607 DW_AT_decl_column if requested.
4608 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
4610 (gen_variable_die): Likewise.
4611 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
4612 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
4615 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
4616 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
4617 (ix86_handle_option): Handle OPT_m3dnowa.
4618 * doc/invoke.texi (-m3dnowa): Document.
4619 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
4620 -m3dnowa instead of -m3dnow -march=athlon.
4623 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
4624 instead of gcc_assert for K, r and R code checks. Formatting fixes.
4626 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4629 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
4630 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
4631 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
4632 generator for vsx_xxpermdi_<mode>_be.
4633 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
4634 force big-endian semantics.
4635 (vsx_xxpermdi_<mode>_be): New define_expand with same
4636 implementation as previous version of vsx_xxpermdi_<mode>.
4638 2017-02-17 Jakub Jelinek <jakub@redhat.com>
4640 PR tree-optimization/79327
4641 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
4642 variable, its initialization and use.
4644 2017-02-17 Julia Koval <julia.koval@intel.com>
4646 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
4647 (OPTION_MASK_ISA_PKU_UNSET): New.
4648 (ix86_handle_option): Handle -mrdpid.
4649 * config/i386/cpuid.h (bit_RDPID): New.
4650 * config/i386/driver-i386.c (host_detect_local_cpu):
4651 Detect RDPID feature.
4652 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
4653 * config/i386/i386-c.c (ix86_target_macros_internal):
4655 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
4656 (ix86_valid_target_attribute_inner_p): Add "rdpid".
4657 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
4658 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
4659 * config/i386/i386.md (define_insn "rdpid"): New.
4660 * config/i386/i386.opt Add -mrdpid.
4661 * config/i386/immintrin.h (_rdpid_u32): New.
4663 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
4665 PR rtl-optimization/79541
4666 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
4667 instead of transforming it into USE.
4669 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
4671 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
4672 If HONOR_SNANS (SFmode) force the input to a register.
4673 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
4674 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
4675 an frsp or similar insn.
4677 2017-02-17 Martin Liska <mliska@suse.cz>
4679 PR rtl-optimization/79577
4680 * params.def (selsched-max-sched-times): Increase minimum to 1.
4682 2017-02-17 Martin Liska <mliska@suse.cz>
4684 PR rtl-optimization/79574
4685 * gcse.c (want_to_gcse_p): Prevent integer overflow.
4687 2017-02-17 Martin Liska <mliska@suse.cz>
4689 PR tree-optimization/79529
4690 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
4691 ssa_defined_default_def_p to handle cases which are implicitly
4693 * tree-ssa.c (ssa_defined_default_def_p): New function.
4694 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
4695 which are implicitly defined.
4696 * tree-ssa.h (ssa_defined_default_def_p): Declare.
4698 2017-02-17 Richard Biener <rguenther@suse.de>
4701 * params.def (max-ssa-name-query-depth): Limit to 10.
4703 2017-02-17 Richard Biener <rguenther@suse.de>
4705 PR tree-optimization/79552
4706 * tree-ssa-structalias.c (visit_loadstore): Properly verify
4709 2017-02-17 Richard Biener <rguenther@suse.de>
4712 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
4714 2017-02-17 Marek Polacek <polacek@redhat.com>
4717 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
4718 (fold_negate_expr): New wrapper.
4720 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
4722 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
4723 Correct terminology and de-emphasize pre-standard behavior.
4725 2017-02-16 Alan Modra <amodra@gmail.com>
4727 PR rtl-optimization/79286
4728 * ira.c (def_dominates_uses): New function.
4729 (update_equiv_regs): Don't create an equivalence for insns that
4730 may trap where the register def does not dominate the use.
4732 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
4734 PR rtl-optimization/78127
4735 * lra.c (lra): Call lra_eliminate before finish the loop after
4738 2017-02-16 Richard Biener <rguenther@suse.de>
4740 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
4742 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
4743 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
4744 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
4745 (isl_val_int_from_wi): New function.
4746 (extract_affine_gmp): Rename to ...
4747 (extract_affine_wi): ... this, take a widest_int.
4748 (extract_affine_int): Just wrap extract_affine_wi.
4749 (add_param_constraints): Use isl_val_int_from_wi.
4750 (add_loop_constraints): Likewise, and extract_affine_wi.
4752 2017-02-15 Jeff Law <law@redhat.com>
4755 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
4756 ira_init_register_move_cost_if_necessary.
4758 2017-02-15 Martin Sebor <msebor@redhat.com>
4761 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
4762 removed in a prior commit.
4764 2017-02-15 Bin Cheng <bin.cheng@arm.com>
4766 PR tree-optimization/79347
4767 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
4768 counters during peeling.
4770 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
4772 * Makefile.in (site.exp): Remove "set ISLVER".
4774 2017-02-15 Jakub Jelinek <jakub@redhat.com>
4777 * real.c (real_from_integer): Call real_convert even for decimal.
4779 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4782 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4784 2017-02-14 Andrew Pinski <apinski@cavium.com>
4786 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
4787 cores and change the partno/implementer to be correct.
4788 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
4789 the 'B" as the implementer.
4790 * config/aarch64/aarch64-tune.md: Regenerate.
4792 2017-02-14 Carl Love <cel@us.ibm.com>
4794 * config/rs6000/rs6000.c: Add case statement entry to make the
4795 xvcvuxdsp built-in argument unsigned.
4796 * config/rs6000/vsx.md: Fix the source and return operand types so they
4797 match the instruction definitions from the ISA document. Fix typo
4798 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
4801 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
4804 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
4805 member early_clobber_alts.
4806 * lra-lives.c (reg_early_clobber_p): New.
4807 (process_bb_lives): Use it.
4808 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
4809 (debug_operand_data): Initialize early_clobber_alts.
4810 (setup_operand_alternative): Set up early_clobber_alts.
4811 (collect_non_operand_hard_regs): Ditto. Pass early clobber
4812 alternatives to new_insn_reg.
4813 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
4815 (lra_update_insn_regno_info): Pass the new arg.
4817 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4820 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
4821 (new_oacc_loop_raw): Don't clear already cleared fields.
4824 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
4825 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
4826 _mm512_prefetch_i64gather_ps): New inline functions and macros.
4828 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
4831 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
4833 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
4836 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
4837 the extra instruction to the right place to store 128-bit constant
4840 2017-02-14 Martin Sebor <msebor@redhat.com>
4843 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
4844 warning for strings of unknown length.
4846 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
4848 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
4850 2017-02-14 Jeff Law <law@redhat.com>
4853 * ira-costs.c (scan_one_insn): Initialize register move costs
4854 for pseudos seen in USE/CLOBBER insns.
4856 PR tree-optimization/79095
4857 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
4858 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
4859 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
4860 if the operands are known to be not equal, then the resulting range
4862 (intersect_ranges): If the new range is ~[0,0] and the old range is
4863 wide, then prefer ~[0,0].
4864 * tree-vrp.c (overflow_comparison_p_1): New function.
4865 (overflow_comparison_p): New function.
4866 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
4867 if NAME is used in an overflow test.
4868 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
4869 overflow check that can be expressed as an equality test, then adjust
4870 ops to be that equality test.
4872 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4874 * config/s390/s390-builtin-types.def: Remove flags argument.
4875 * config/s390/s390.c (s390_init_builtins): Likewise.
4877 2017-02-14 Martin Liska <mliska@suse.cz>
4879 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
4880 vector. Fix trailing white spaces.
4882 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
4884 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
4887 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4889 PR rtl-optimization/68664
4890 * config/arm/arm.c (arm_sched_can_speculate_insn):
4891 New function. Declare prototype.
4892 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4894 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4896 PR rtl-optimization/68664
4897 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
4899 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4901 2017-02-14 Amit Pawar <amit.pawar@amd.com>
4903 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
4904 max skip bytes for function, loop and jump.
4906 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4908 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
4909 ABS_EXPR for gimple dump.
4911 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4914 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
4916 PR tree-optimization/79408
4917 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
4918 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
4919 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
4920 also if rhs1 is INTEGER_CST.
4922 2017-02-14 Richard Biener <rguenther@suse.de>
4925 * tree-into-ssa.c (insert_phi_nodes): When the function can
4926 have abnormal edges rewrite SSA names with broken use-def
4927 dominance out of SSA and register them for PHI insertion.
4929 2017-02-13 Martin Sebor <msebor@redhat.com>
4932 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
4933 clearing info.nowrite flag when snprintf size argument is a range.
4935 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4937 * cprop.c (cprop_jump): Add missing space in string literal.
4938 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
4939 (get_constraint_for_component_ref): Likewise.
4940 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
4941 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
4942 * lra-constraints.c (process_alt_operands): Likewise.
4943 * ipa-inline.c (inline_small_functions): Likewise.
4944 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
4945 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
4946 * trans-mem.c (diagnose_tm_1_op): Likewise.
4947 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
4948 (grid_parallel_clauses_gridifiable): Likewise.
4950 * config/nvptx/mkoffload.c (process): Add space in between
4953 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
4954 "MOD4_SSE_REGS" and "ALL_REGS".
4956 * spellcheck.c (test_data): Add , in between "foo" and "food".
4958 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4961 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
4962 boundary crossing check and subsequent code generation agree.
4964 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4966 * config/aarch64/aarch64.c (has_memory_op): Delete.
4967 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
4970 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4972 PR rtl-optimization/79388
4973 PR rtl-optimization/79450
4974 * combine.c (distribute_notes): When removing TEM_INSN for which
4975 corresponding dest has last value recorded, invalidate that last
4978 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4980 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
4981 of explicit '@'. Add missing assembly comment marker on branch costs
4984 2017-02-13 Nathan Sidwell <nathan@acm.org>
4986 * gengtype-lex.l (<in_struct>): Add '/'.
4988 2017-02-13 Martin Liska <mliska@suse.cz>
4991 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
4993 2017-02-13 Richard Biener <rguenther@suse.de>
4995 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
4997 * configure: Re-generate.
4998 * config.in: Likewise.
4999 * graphite-dependences.c: Simplify as if
5000 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5001 * graphite-isl-ast-to-gimple.c: Likewise.
5002 * graphite-optimize-isl.c: Likewise.
5003 * graphite-poly.c: Likewise.
5004 * graphite-sese-to-poly.c: Likewise.
5005 * graphite.h: Likewise.
5006 * toplev.c: Include isl/version.h and use isl_version () for
5007 printing the ISL version.
5008 * doc/install.texi: Update ISL requirement.
5010 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5012 * doc/standards.texi (Standards): Update reference to
5015 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5017 * doc/extend.texi (Named Address Spaces): sourceware.org now
5019 * doc/install.texi (Binaries): Ditto.
5022 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5024 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5025 standard terminology "stringize"/"stringizing" throughout.
5026 * doc/cppinternals.texi: Likewise.
5028 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5030 * doc/extend.texi: Fix some spelling mistakes and typos.
5031 * doc/invoke.texi: Likewise.
5033 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5036 * params.def (inline-min-speedup) Change from 10 to 8.
5038 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5040 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5043 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5046 * ipa-inline-analysis.c (get_minimal_bb): New function.
5047 (record_modified): Use it.
5048 (remap_edge_change_prob): Handle also ancestor functions.
5050 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5052 * doc/contrib.texi (Contributors): Remove broken link into
5053 the Mauve CVS repository.
5055 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5058 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5059 result computation whenever lhs doesn't have vector mode, not
5060 just when it has BLKmode.
5062 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5064 * doc/makefile.texi (profiledbootstrap): Refer to the
5065 installation instructions only in textual form.
5067 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5070 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5072 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5074 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5075 (Specific): Update mingw-w64 reference.
5077 (Specific): Remove broken link to Renesas RX processor.
5079 2017-02-10 Richard Biener <rguenther@suse.de>
5081 * toplev.c (process_options): Do not mention obsolete graphite
5082 options when printing sorry message about missing graphite support.
5083 Mention -floop-nest-optimize.
5085 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5087 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5088 (vtst_p16): Likewise.
5089 (vtstq_p8): Likewise.
5090 (vtstq_p16): Likewise.
5092 (vtstq_p64): Likewise.
5093 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5094 (vset_lane_p64): New.
5095 (vsetq_lane_p64): New.
5097 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5099 PR tree-optimization/79411
5100 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5101 stmt operands are SSA_NAMEs used in abnormal phis.
5102 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5105 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5108 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5111 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5113 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5115 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5117 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5121 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5122 not arbitrary TREE_CONSTANT.
5125 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5126 "omp declare target link" attribute unless is_global_var.
5127 * omp-offload.c (find_link_var_op): Likewise.
5129 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5130 Chung-Lin Tang <cltang@codesourcery.com>
5132 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5134 (gimplify_adjust_omp_clauses): Don't delete TILE.
5135 (gimplify_omp_for): Deal with TILE.
5136 * internal-fn.c (expand_GOACC_TILE): New function.
5137 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5139 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5140 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5142 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5143 avoid DIV for outermost collapse var.
5144 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5145 Remove out of date comments, fix whitespace.
5146 * omp-general.c (omp_extract_for_data): Deal with tiling.
5147 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5148 adjust OLF_DIM_BASE value.
5149 (struct omp_for_data): Add tiling field.
5150 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5151 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5152 for auto loops. Remove default auto determining, moved to
5153 oacc_loop_fixed_partitions.
5154 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5155 stmts, add e_mask field.
5156 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5157 (oacc_thread_numbers): Use oacc_dim_call.
5158 (oacc_xform_tile): New.
5159 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5160 (finish_oacc_loop): Adjust for ifns vector.
5161 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5162 add case for GOACC_TILE fns.
5163 (oacc_loop_xform_loop): Delete.
5164 (oacc_loop_process): Iterate over call list directly, and add
5165 handling for GOACC_TILE fns.
5166 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5168 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5169 vector partitioning to outer loops. Assign 2 partitions to loops
5170 when available. Add TILE handling.
5171 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5172 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5173 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5174 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5175 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5177 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5179 * configure.ac (ACX_BUGURL): Update.
5180 * configure: Regenerate.
5182 2017-02-09 Richard Biener <rguenther@suse.de>
5184 PR tree-optimization/69823
5185 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5186 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5188 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5190 * config/arc/arc-c.def: Add __NPS400__ definition.
5191 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5192 (TARGET_NPS400): Define.
5194 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5196 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5198 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5200 (arc_cpu_types): Fill the arch_info field with a pointer into the
5201 arc_arch_types table.
5202 (arc_selected_cpu): Declare.
5203 * config/arc/arc.c (arc_selected_cpu): Make global.
5204 (arc_selected_arch): Delete.
5205 (arc_base_cpu): Delete.
5206 (arc_override_options): Remove references to deleted variables,
5207 update access to arch information.
5208 (ARC_OPT): Update access to arch information.
5209 (ARC_OPTX): Likewise.
5210 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5211 (TARGET_ARC600): Update access to arch information.
5212 (TARGET_ARC601): Likewise.
5213 (TARGET_ARC700): Likewise.
5214 (TARGET_EM): Likewise.
5215 (TARGET_HS): Likewise.
5216 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5219 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5222 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5223 condition/operands for integer GE/LE/GEU/LEU operations.
5225 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5227 PR translation/79397
5228 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5231 2017-02-08 Martin Jambor <mjambor@suse.cz>
5234 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5235 whether allocation happened.
5236 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5237 nothing was allocated.
5239 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5241 PR tree-optimization/79408
5242 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5243 constant, but SSA_NAME with a known integer range, use the minimum
5244 of that range instead of op1 to determine if modulo can be replaced
5245 with its first operand.
5247 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5249 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5251 2017-02-08 Richard Biener <rguenther@suse.de>
5253 PR tree-optimization/71824
5254 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5255 Check all loops contained in the merged region.
5257 2017-02-07 Andrew Pinski <apinski@cavium.com>
5259 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5261 2017-02-07 Andrew Pinski <apinski@cavium.com>
5263 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5264 (thunderxt88): Likewise.
5265 (thunderxt81): Disable LSE and change v8.1 to v8.
5266 (thunderxt83): Likewise.
5268 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5269 Richard Biener <rguenther@suse.de>
5272 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5273 type from int to size_t.
5274 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5276 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5278 PR rtl-optimization/79386
5279 * cprop.c (bypass_conditional_jumps): Initialize
5280 bypass_last_basic_block already before splitting bbs after
5281 unconditional traps...
5282 (bypass_conditional_jumps): ... rather than here.
5285 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5286 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5287 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5288 fix -masm=intel patterns.
5290 2017-02-07 Richard Biener <rguenther@suse.de>
5292 PR tree-optimization/79256
5294 * builtins.c (get_object_alignment_2): Use min_align_of_type
5295 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5296 and ADJUST_FIELD_ALIGN.
5298 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5300 * doc/tm.texi: Regenerate.
5301 * stor-layout.c (layout_decl): Adjust.
5302 (update_alignment_for_field): Likewise.
5303 (place_field): Likewise.
5304 (min_align_of_type): Likewise.
5305 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5306 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5307 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5308 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5309 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5310 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5311 * config/i386/i386.c (x86_field_alignment): Likewise.
5312 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5313 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5314 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5315 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5316 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5317 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5321 2017-01-30 Richard Biener <rguenther@suse.de>
5323 PR tree-optimization/79256
5324 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5325 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5328 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5330 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5331 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5332 builtins to SImode and emit a zero-extend, if necessary.
5334 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5336 * docs/invoke.texi (RISC-V Options): Alphabetize.
5338 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5340 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5343 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5345 * config/riscv/riscv.c: New file.
5346 * gcc/common/config/riscv/riscv-common.c: Likewise.
5347 * config.gcc: Likewise.
5348 * config/riscv/constraints.md: Likewise.
5349 * config/riscv/elf.h: Likewise.
5350 * config/riscv/generic.md: Likewise.
5351 * config/riscv/linux.h: Likewise.
5352 * config/riscv/multilib-generator: Likewise.
5353 * config/riscv/peephole.md: Likewise.
5354 * config/riscv/pic.md: Likewise.
5355 * config/riscv/predicates.md: Likewise.
5356 * config/riscv/riscv-builtins.c: Likewise.
5357 * config/riscv/riscv-c.c: Likewise.
5358 * config/riscv/riscv-ftypes.def: Likewise.
5359 * config/riscv/riscv-modes.def: Likewise.
5360 * config/riscv/riscv-opts.h: Likewise.
5361 * config/riscv/riscv-protos.h: Likewise.
5362 * config/riscv/riscv.h: Likewise.
5363 * config/riscv/riscv.md: Likewise.
5364 * config/riscv/riscv.opt: Likewise.
5365 * config/riscv/sync.md: Likewise.
5366 * config/riscv/t-elf-multilib: Likewise.
5367 * config/riscv/t-linux: Likewise.
5368 * config/riscv/t-linux-multilib: Likewise.
5369 * config/riscv/t-riscv: Likewise.
5370 * configure.ac: Likewise.
5371 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5372 Waterman as RISC-V maintainers.
5373 * doc/install.texi: Add RISC-V entries.
5374 * doc/invoke.texi: Add RISC-V options section.
5375 * doc/md.texi: Add RISC-V constraints section.
5376 * configure: Regenerated.
5378 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5381 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5382 false values to be constant vectors with all 0 or all 1 bits set.
5383 (vcondu<mode><mode>): Likewise.
5384 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5386 (fpmask_comparison_operator): Update comment.
5387 (vecint_comparison_operator): New predicate.
5388 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5389 vector conditionals when the true and false values are constant
5390 vectors with all 0 bits or all 1 bits set.
5392 2017-02-06 Martin Sebor <msebor@redhat.com>
5394 PR tree-optimization/79376
5395 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5397 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5400 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5401 to simplify split condition.
5403 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5405 * omp-expand.c (oxpand_omp_atomic_fetch_op,
5406 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5409 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
5411 PR rtl-optimization/68664
5412 * target.def (can_speculate_insn): New hook.
5413 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5414 * doc/tm.texi: Regenerate.
5415 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5416 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5417 (rs6000_sched_can_speculate_insn): New function.
5419 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5421 PR tree-optimization/79284
5422 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5423 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5424 vectorizable_mask_load_store, vectorizable_operation,
5425 vect_is_simple_cond, get_same_sized_vectype): Use it instead
5426 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5427 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5428 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5429 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5430 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5431 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5432 is_gimple_assign (stmt). Replace another such test with
5433 is_gimple_assign (stmt).
5435 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5438 * config/avr/avr.c (rtl-iter.h): Include it.
5439 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5440 (avr_legitimate_combined_insn): ...and implementation.
5442 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
5444 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5445 * config/s390/s390.c (s390_const_operand_ok)
5446 (s390_canonicalize_comparison, s390_extract_part)
5447 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5448 (s390_contiguous_bitmask_p, s390_rtx_costs)
5449 (legitimize_pic_address): Likewise.
5450 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5451 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5452 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5453 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5454 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5456 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5458 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5459 REGNO($0) == REGNO($1).
5461 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5463 * config/s390/linux.h(SIZE_TYPE): Add comment.
5465 2017-02-06 Julian Brown <julian@codesourcery.com>
5466 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5467 Virendra Pathak <virendra.pathak@broadcom.com>
5469 * config/aarch64/aarch64-cores.def: Change the scheduler
5471 * config/aarch64/aarch64.md: Include thunderx2t99.md.
5472 * config/aarch64/thunderx2t99.md: New file.
5474 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5476 * doc/standards.texi (Go Language): Update link to language
5479 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5481 * tree-eh.c (lower_resx): Sanitize profile.
5482 (cleanup_empty_eh_move_lp): Likewise.
5484 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5487 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5489 * cfgloopmanip.h (loop_version): Update prototype.
5490 * modulo-sched.c (sms_schedule): Update call of loop_version.
5491 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5492 * tree-parloops.c (gen_parallel_loop): Likewise.
5493 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5494 * tree-ssa-loop-split.c (split_loop): Likewise.
5495 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5496 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5498 2017-02-05 Martin Liska <mliska@suse.cz>
5501 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5503 (print_operand_address): Initialize a struct to zero.
5505 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5507 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
5508 garbage collector only in textual form.
5510 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5512 * doc/extend.texi (x86 specific memory model extensions for
5513 transactional memory): Simplify a phrase.
5515 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
5518 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
5519 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
5520 (atomic_storedi_1): Likewise.
5522 2017-02-04 Jakub Jelinek <jakub@redhat.com>
5524 PR tree-optimization/79338
5525 * tree-parloops.c (gather_scalar_reductions): Don't call
5526 vect_analyze_loop_form for loop->inner before destroying loop's
5529 2017-02-03 Martin Sebor <msebor@redhat.com>
5531 PR tree-optimization/79327
5532 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
5533 when precision has resulted in leading zeros.
5534 (format_integer): Adjust the likely counter to assume an unknown
5535 argument that may be zero is non-zero.
5537 2017-02-03 Jason Merrill <jason@redhat.com>
5540 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
5541 avoid copying non-taken branch.
5543 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5545 PR tree-optimization/79340
5546 * tree-vect-loop.c (vectorizable_reduction): Release
5547 vec_defs elements after safe_splicing them into other vectors.
5550 PR tree-optimization/79327
5551 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
5552 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
5554 (format_integer): Use wide_int_to_tree instead of build_int_cst
5555 + to_?hwi. If argmin is NULL, just set argmin and argmax to
5556 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
5557 of shortest and longest sequence.
5559 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
5561 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5562 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
5564 2017-02-03 Walter Lee <walt@tilera.com>
5567 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
5568 after initial stackframe link reg save.
5569 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
5571 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5574 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
5575 wu for stxssp alternative.
5577 2017-02-03 Martin Sebor <msebor@redhat.com>
5579 PR tree-optimization/79352
5580 * gimple-fold.c (get_range_strlen): Add argument.
5581 (get_range_strlen): Change return type to bool.
5582 (get_maxval_strlen): Pass in a dummy argument.
5583 * gimple-fold.h (get_range_strlen): Change return type to bool.
5584 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
5585 * tree.h (array_at_struct_end_p): Add argument.
5586 * tree.c (array_at_struct_end_p): Handle it.
5588 2017-02-03 Martin Liska <mliska@suse.cz>
5591 * multiple_target.c (create_dispatcher_calls): Redirect edge
5592 from a caller of a dispatcher.
5593 (expand_target_clones): Make the clones local.
5594 (ipa_target_clone): Do both target clones and resolvers.
5595 (ipa_dispatcher_calls): Remove the pass.
5596 (pass_dispatcher_calls::gate): Likewise.
5597 (make_pass_dispatcher_calls): Likewise.
5598 * passes.def (pass_target_clone): Put as very first IPA early
5601 2017-02-03 Martin Liska <mliska@suse.cz>
5603 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
5604 in case of a function with ifunc attribute.
5606 2017-02-03 Martin Liska <mliska@suse.cz>
5608 * cgraph.c (cgraph_node::dump): Dump function version info.
5609 * symtab.c (symtab_node::dump_base): Add missing new line.
5611 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5613 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
5614 (ifcombine_ifandif): Use it.
5616 2017-02-03 Martin Liska <mliska@suse.cz>
5618 * doc/invoke.texi: Document default value for
5619 use-after-scope-direct-emission-threshold.
5621 2017-02-03 Martin Liska <mliska@suse.cz>
5623 PR tree-optimization/79339
5624 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
5625 (format_floating): Likewise.
5627 2017-02-03 Martin Liska <mliska@suse.cz>
5630 * ipa-prop.c (ipa_node_params_t::insert): Remove current
5632 (ipa_node_params_t::remove): Likewise.
5633 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
5634 initialization from removed ipa_node_params_t::insert.
5635 (ipa_node_params::~ipa_node_params): Move from removed
5636 ipa_node_params_t::release.
5637 * symbol-summary.h (symbol_summary::m_released): New member.
5638 Do not release a summary twice. Do not allow to call finalizer
5639 for types of a summary that live in GGC memory.
5641 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5643 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
5646 2017-02-02 Martin Sebor <msebor@redhat.com>
5649 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
5650 (format_string): Tighten up the range of output for non-constant
5651 strings and correct the expected range for wide non-constant strings.
5653 2017-02-02 Martin Sebor <msebor@redhat.com>
5655 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
5658 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
5660 (-fdump-tree-@var): Add to index and document how to come up
5661 with pass-specific option and dump file names.
5662 (-fdump-passes): Clarify where to look for output.
5664 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5667 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
5668 statistics of the analyzed path; allow threading for speed when
5669 any of BBs along the path are optimized for speed.
5671 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
5674 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
5675 settings of the virtual registers.
5678 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5680 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5681 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5684 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5686 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
5687 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
5689 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5691 * config/s390/s390.md: Add missing comments with the expanded
5693 * config/s390/vector.md: Likewise.
5694 * config/s390/vx-builtins.md: Likewise.
5696 2017-02-02 Jakub Jelinek <jakub@redhat.com>
5699 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
5700 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
5701 conditions on a single line.
5703 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5705 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5706 __S390_VX__ to __VX__.
5708 2017-02-01 Andrew Pinski <apinski@cavium.com>
5710 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
5711 stmt_info to record_stmt_cost.
5712 (vect_get_known_peeling_cost): Pass stmt_info if known to
5714 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
5715 cpu_vector_cost field into
5716 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
5717 field into vec_int_stmt_cost and vec_fp_stmt_cost.
5718 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
5719 splitting of scalar_stmt_cost and vec_stmt_cost.
5720 (thunderx_vector_cost): Likewise.
5721 (cortexa57_vector_cost): LIkewise.
5722 (exynosm1_vector_cost): Likewise.
5723 (xgene1_vector_cost): Likewise.
5724 (thunderx2t99_vector_cost): Improve after the splitting of the two
5726 (aarch64_builtin_vectorization_cost): Update for the splitting of
5727 scalar_stmt_cost and vec_stmt_cost.
5729 2017-02-01 Torvald Riegel <triegel@redhat.com>
5730 Richard Henderson <rth@redhat.com>
5732 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
5733 conditional on existance of a fast atomic load.
5734 * optabs-query.c (can_atomic_load_p): New function.
5735 * optabs-query.h (can_atomic_load_p): Declare it.
5736 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
5737 no fast atomic load is available for the particular size of access.
5738 (expand_atomic_compare_and_swap): Likewise.
5739 (expand_atomic_load): Likewise.
5740 (expand_atomic_store): Likewise.
5741 (expand_atomic_fetch_op): Likewise.
5742 * testsuite/lib/target-supports.exp
5743 (check_effective_target_sync_int_128): Remove x86 because it provides
5744 no fast atomic load.
5745 (check_effective_target_sync_int_128_runtime): Likewise.
5747 2017-02-01 Richard Biener <rguenther@suse.de>
5749 * graphite.c: Include tree-vectorizer.h for find_loop_location.
5750 (graphite_transform_loops): Provide opt-info for optimized nests.
5751 * tree-parloop.c (parallelize_loops): Provide opt-info for
5754 2017-02-01 Richard Biener <rguenther@suse.de>
5757 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
5760 2017-02-01 Richard Biener <rguenther@suse.de>
5762 PR tree-optimization/71824
5763 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5764 Verify the loops are valid in the merged SESE region.
5765 (scop_detection::can_represent_loop_1): Check analyzing the
5766 evolution of the number of iterations in the region succeeds.
5768 2017-01-31 Ian Lance Taylor <iant@golang.org>
5770 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
5771 REG_ARGS_SIZE note to 32-bit push insns and call insn.
5773 2017-01-31 David Malcolm <dmalcolm@redhat.com>
5775 PR preprocessor/79210
5776 * input.c (get_substring_ranges_for_loc): Replace line_width
5777 assertion with error-handling.
5779 2017-01-31 Richard Biener <rguenther@suse.de>
5781 PR tree-optimization/77318
5782 * graphite-sese-to-poly.c (extract_affine): Fix assert.
5783 (create_pw_aff_from_tree): Take loop parameter.
5784 (add_condition_to_pbb): Pass loop of the condition to
5785 create_pw_aff_from_tree.
5787 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5789 * config/s390/s390.c (s390_asan_shadow_offset): New function.
5790 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
5792 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5796 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
5798 (convert_int_to_float128): Likewise.
5799 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
5800 (convert_int_to_float128): Likewise.
5801 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
5802 (UNSPEC_IEEE128_CONVERT): Likewise.
5803 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
5804 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
5805 Use local variables for IBM extended format.
5806 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
5807 (fix_trunc<mode>si2_fprs): Likewise.
5808 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5809 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
5810 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
5811 to know that we can now have integers of all sizes in vector
5813 (fix<uns>_<mode>di2_hw): Likewise.
5814 (float<uns>_<mode>si2_hw): Likewise.
5815 (fix_<mode>si2_hw): Likewise.
5816 (fixuns_<mode>si2_hw): Likewise.
5817 (float<uns>_<mode>di2_hw): Likewise.
5818 (float_<mode>di2_hw): Likewise.
5819 (float_<mode>si2_hw): Likewise.
5820 (floatuns_<mode>di2_hw): Likewise.
5821 (floatuns_<mode>si2_hw): Likewise.
5822 (xscvqp<su>wz_<mode>): Delete, no longer used.
5823 (xscvqp<su>dz_<mode>): Likewise.
5824 (xscv<su>dqp_<mode>): Likewise.
5825 (ieee128_mfvsrd_64bit): Likewise.
5826 (ieee128_mfvsrd_32bit): Likewise.
5827 (ieee128_mfvsrwz): Likewise.
5828 (ieee128_mtvsrw): Likewise.
5829 (ieee128_mtvsrd_64bit): Likewise.
5830 (ieee128_mtvsrd_32bit): Likewise.
5832 2017-01-31 Martin Liska <mliska@suse.cz>
5835 * ipa-prop.c (ipa_free_all_node_params): Call release method
5836 instead of ~sumbol_summary to not to trigger double times
5839 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
5841 PR tree-optimization/71691
5842 * bitmap.h (class auto_bitmap): New.
5843 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
5844 is_maybe_undefined instead of ssa_undefined_value_p.
5846 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5848 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5849 __S390_ARCH_LEVEL__ to __ARCH__.
5851 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5853 PR tree-optimization/79267
5854 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
5855 if should_remove_lhs_p is true.
5857 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
5860 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
5861 (add_alignment_attribute): New.
5862 (base_type_die): Add alignment attribute.
5863 (subrange_type_die): Likewise.
5864 (modified_type_die): Likewise.
5865 (gen_array_type_die): Likewise.
5866 (gen_descr_array_type_die: Likewise.
5867 (gen_enumeration_type_die): Likewise.
5868 (gen_subprogram_die): Likewise.
5869 (gen_variable_die): Likewise.
5870 (gen_field_die): Likewise.
5871 (gen_ptr_to_mbr_type_die): Likewise.
5872 (gen_struct_or_union_type_die): Likewise.
5873 (gen_subroutine_type_die): Likewise.
5874 (gen_typedef_die): Likewise.
5875 (base_type_cmp): Compare alignment attribute.
5877 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5880 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
5881 (setb_unsigned) New pattern for setb with CCUNS.
5882 * config/rs6000/rs6000.c (expand_block_compare): Use a different
5883 subfc./subfe sequence to avoid overflow problems. Generate a
5884 shorter sequence with cmpld/setb for power9.
5885 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
5886 for generating subfc. instruction.
5887 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
5888 now uses this instruction.
5890 2017-01-30 Ian Lance Taylor <iant@google.com>
5893 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
5894 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
5896 2017-01-30 Martin Sebor <msebor@redhat.com>
5898 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
5899 Move constant to the right of a relational operator.
5900 (get_mpfr_format_length, format_character, format_string): Ditto.
5901 (should_warn_p, maybe_warn): Same.
5903 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
5905 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
5908 * asan.c (get_translation_unit_decl): Remove function.
5909 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
5911 2017-01-30 Martin Liska <mliska@suse.cz>
5913 PR gcov-profile/79259
5914 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
5917 2017-01-30 Martin Liska <mliska@suse.cz>
5920 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
5921 Initialize variables with NULL value.
5923 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
5926 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
5928 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
5930 2017-01-30 Richard Biener <rguenther@suse.de>
5932 PR tree-optimization/79276
5933 * tree-vrp.c (process_assert_insertions): Properly adjust common
5934 when removing a duplicate.
5936 * gcc.dg/torture/pr79276.c: New testcase.
5938 2017-01-30 Richard Biener <rguenther@suse.de>
5940 PR tree-optimization/79256
5941 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5942 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5944 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
5946 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
5949 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
5950 ("*r<noxa>sbg_<mode>_sll_bitmask")
5951 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5952 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
5953 Use contiguous_bitmask_nowrap_operand.
5955 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5958 * config/rs6000/altivec.h (vec_xl): Revise #define.
5959 (vec_xst): Likewise.
5961 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
5965 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
5967 PR rtl-optimization/79194
5968 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
5969 traps before call to bypass_conditional_jumps.
5971 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5973 PR tree-optimization/71374
5974 * lra-constraints.c (check_conflict_input_operands): New.
5975 (match_reload): Use it.
5977 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5980 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
5981 account to calculate conflict_set.
5983 2017-01-27 Bin Cheng <bin.cheng@arm.com>
5985 PR rtl-optimization/78559
5986 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
5987 other_insn in combine.
5989 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5991 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
5992 uint16_type_node for BT_UINT16.
5994 2017-01-27 David Malcolm <dmalcolm@redhat.com>
5996 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
5997 "RTL Tests" to menu.
5998 (GIMPLE Tests): New node.
5999 (RTL Tests): New node.
6001 2017-01-27 Richard Biener <rguenther@suse.de>
6003 PR tree-optimization/79245
6004 * tree-loop-distribution.c (distribute_loop): Apply cost
6005 modeling also to detected patterns.
6007 2017-01-27 Richard Biener <rguenther@suse.de>
6009 PR tree-optimization/71433
6010 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6011 (compare_assert_loc): New function.
6012 (process_assert_insertions): Sort and optimize assert locations
6013 to remove duplicates and push down identical assertions on
6014 edges to their destination block.
6016 2017-01-27 Richard Biener <rguenther@suse.de>
6018 PR tree-optimization/79244
6019 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6020 out SSA names even if abnormal.
6022 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6024 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6025 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6026 instead of MPFR_RNDN.
6028 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6031 * arm.c (arm_option_override): Don't call build_target_option_node
6032 until after doing all option overrides.
6033 (arm_valid_target_attribute_tree): Likewise.
6035 2017-01-27 Martin Liska <mliska@suse.cz>
6037 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6038 for {cd}tors and C++ {cd}tors.
6040 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6042 * config/s390/s390.md ("*setmem_long_and")
6043 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6045 2017-01-26 Martin Sebor <msebor@redhat.com>
6047 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6050 2017-01-26 Martin Sebor <msebor@redhat.com>
6052 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6053 HAVE_DFmode before using XFmode or DFmode.
6054 (parse_directive): Avoid using the z length modifier to avoid
6055 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6058 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6059 to accept adjustment as an array.
6060 (get_int_range): New function.
6061 (struct directive): Make width and prec arrays.
6062 (directive::set_width, directive::set_precision): Call get_int_range.
6063 (format_integer, format_floating): Handle width and precision ranges.
6064 (format_string, parse_directive): Same.
6066 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6069 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6070 comdat_type_p set, just clone them, but keep the children in the
6074 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6075 which have direct callers with -fvar-tracking-assignments enabled
6077 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6078 inside of type units.
6080 2017-01-26 Martin Sebor <msebor@redhat.com>
6083 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6085 (struct format_result): Replace number_chars, number_chars_min,
6086 and number_chars_max with a single member of struct result_range.
6088 (format_result::operator+=): Adjust.
6089 (struct fmtresult): Remove bounded. Handle likely and unlikely
6091 (fmtresult::adjust_for_width_or_precision): New function.
6092 (fmtresult:type_max_digits): New function.
6093 (bytes_remaining): Handle likely and unlikely counters.
6094 (min_bytes_remaining): Remove.
6095 (format_percent): Simplify.
6096 (format_integer, format_floating): Set likely and unlikely counters.
6097 (get_string_length, format_character, format_string): Same.
6098 (format_plain, should_warn_p): New function.
6099 (maybe_warn): Call should_warn_p. Update diagnostic messages
6100 and handle those for all directives, including plain strings.
6101 (format_directive): Handle likely and unlikely counters.
6102 Remove unnecessary quoting from diagnostics. Add an informational
6104 (add_bytes): Remove.
6105 (pass_sprintf_length::compute_format_length): Simplify.
6106 (try_substitute_return_value): Handle likely and unlikely counters.
6108 2017-01-26 Carl Love <cel@us.ibm.com>
6110 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6111 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6113 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6116 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6117 endianess for subregs into account.
6118 * lra-constraints.c (lra_constraints): Do risky transformations
6119 always on the first iteration.
6120 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6121 last_call_used_reg_set.
6122 (process_bb_lives): Define and use last_call_used_reg_set.
6123 * lra.c (lra): Always continue after lra_constraints on the first
6126 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6128 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6130 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6132 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6134 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6135 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6136 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6137 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6138 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6139 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6140 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6141 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6142 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6144 2017-01-26 Marek Polacek <polacek@redhat.com>
6147 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6148 for the third operand.
6150 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6153 * omp-low.c (struct omp_context): Add simt_stmt field.
6154 (scan_omp_for): Return omp_context *.
6155 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6156 context to the _simt_ SIMD stmt.
6157 (lower_omp_for): For combined SIMD with sibling _simt_
6158 SIMD, make sure to use the same decls in _looptemp_
6159 clauses as in the sibling.
6161 2017-01-26 David Sherwood <david.sherwood@arm.com>
6164 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6167 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6170 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6171 emit fld b; fld a; if possible.
6173 * brig-builtins.def: Update copyright years.
6174 * config/arm/arm_acle_builtins.def: Update copyright years.
6176 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6179 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6180 constraint instead of o for the stxsd instruction.
6182 2017-01-25 Carl Love <cel@us.ibm.com>
6184 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6185 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6187 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6189 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6191 2017-01-25 Richard Biener <rguenther@suse.de>
6193 PR tree-optimization/69264
6194 * target.def (vector_alignment_reachable): Improve documentation.
6195 * doc/tm.texi: Regenerate.
6196 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6198 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6199 earlier changes with respect to TYPE_USER_ALIGN.
6200 (vector_alignment_reachable_p): Likewise. Improve dumping.
6202 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6205 * config/arm/arm.md (xordi3): Force constant operand into a register
6208 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6210 * doc/invoke.texi (-fstore-merging): Correct default optimization
6211 levels at which it is enabled.
6212 (-O): Move -fstore-merging from list to...
6215 2017-01-25 Richard Biener <rguenther@suse.de>
6218 * omp-expand.c: Include debug.h.
6219 (expand_omp_taskreg): Make sure to generate early debug before
6220 outlining anything from a function.
6221 (expand_omp_target): Likewise.
6222 (grid_expand_target_grid_body): Likewise.
6224 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6227 * asan.c (get_translation_unit_decl): New function.
6228 (asan_add_global): Extract modules file name from globals
6229 TRANSLATION_UNIT_DECL name.
6231 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6234 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6235 for long calls with APCS frame and VFP.
6237 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6239 * cfg.c (original_copy_tables_initialized_p): New function.
6240 * cfg.h (original_copy_tables_initialized_p): New decl.
6241 * cfgrtl.c (relink_block_chain): Guard the call to
6242 free_original_copy_tables with a call to
6243 original_copy_tables_initialized_p.
6244 * cgraph.h (symtab_node::native_rtl_p): New decl.
6245 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6246 (symtab_node::needed_p): Don't assert for early assembly output
6247 for __RTL functions.
6248 (cgraph_node::finalize_function): Set "force_output" for __RTL
6250 (cgraph_node::analyze): Bail out early for __RTL functions.
6251 (analyze_functions): Update assertion to support __RTL functions.
6252 (cgraph_node::expand): Bail out early for __RTL functions.
6253 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6255 * function.h (struct function): Update comment for field
6257 * gimple-expr.c: Include "tree-pass.h".
6258 (gimple_has_body_p): Return false for __RTL functions.
6259 * Makefile.in (OBJS): Add run-rtl-passes.o.
6260 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6262 (gcc::pass_manager::get_clean_slate): New accessor.
6263 * passes.c: Include "insn-addr.h".
6264 (should_skip_pass_p): Add logging. Update logic for running
6265 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6266 property-provider override so it is only done for gimple passes.
6268 (skip_pass): New function.
6269 (execute_one_pass): Call skip_pass when skipping passes.
6270 * read-md.c (md_reader::read_char): Support filtering
6271 the input to a subset of line numbers.
6272 (md_reader::md_reader): Initialize fields
6273 m_first_line and m_last_line.
6274 (md_reader::read_file_fragment): New function.
6275 * read-md.h (md_reader::read_file_fragment): New decl.
6276 (md_reader::m_first_line): New field.
6277 (md_reader::m_last_line): New field.
6278 * read-rtl-function.c (function_reader::create_function): Only
6279 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6280 curr_properties. Set DECL_INITIAL to a dummy block.
6281 (read_rtl_function_body_from_file_range): New function.
6282 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6284 * run-rtl-passes.c: New file.
6285 * run-rtl-passes.h: New file.
6287 2017-01-24 Jeff Law <law@redhat.com>
6289 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6292 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6294 PR tree-optimization/79159
6295 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6296 (record_nonwrapping_iv): Improve boundary using above function if no
6297 value range information.
6299 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6300 Martin Jambor <mjambor@suse.cz>
6302 * brig-builtins.def: New file.
6303 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6304 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6305 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6306 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6307 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6308 * builtin-types.def (BT_INT8): New.
6309 (BT_INT16): Likewise.
6310 (BT_UINT8): Likewise.
6311 (BT_UINT16): Likewise.
6312 (BT_FN_ULONG): Likewise.
6313 (BT_FN_UINT_INT): Likewise.
6314 (BT_FN_UINT_ULONG): Likewise.
6315 (BT_FN_UINT_LONG): Likewise.
6316 (BT_FN_UINT_PTR): Likewise.
6317 (BT_FN_ULONG_PTR): Likewise.
6318 (BT_FN_INT8_FLOAT): Likewise.
6319 (BT_FN_INT16_FLOAT): Likewise.
6320 (BT_FN_UINT32_FLOAT): Likewise.
6321 (BT_FN_UINT16_FLOAT): Likewise.
6322 (BT_FN_UINT8_FLOAT): Likewise.
6323 (BT_FN_UINT64_FLOAT): Likewise.
6324 (BT_FN_UINT16_UINT32): Likewise.
6325 (BT_FN_UINT32_UINT16): Likewise.
6326 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6327 (BT_FN_INT_PTR_INT): Likewise.
6328 (BT_FN_UINT_PTR_UINT): Likewise.
6329 (BT_FN_LONG_PTR_LONG): Likewise.
6330 (BT_FN_ULONG_PTR_ULONG): Likewise.
6331 (BT_FN_VOID_UINT64_UINT64): Likewise.
6332 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6333 (BT_FN_INT8_INT8_INT8): Likewise.
6334 (BT_FN_INT16_INT16_INT16): Likewise.
6335 (BT_FN_INT_INT_INT): Likewise.
6336 (BT_FN_UINT_FLOAT_UINT): Likewise.
6337 (BT_FN_FLOAT_UINT_UINT): Likewise.
6338 (BT_FN_ULONG_UINT_UINT): Likewise.
6339 (BT_FN_ULONG_UINT_PTR): Likewise.
6340 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6341 (BT_FN_UINT_UINT_UINT): Likewise.
6342 (BT_FN_VOID_UINT_PTR): Likewise.
6343 (BT_FN_UINT_UINT_PTR: Likewise.
6344 (BT_FN_UINT32_UINT64_PTR): Likewise.
6345 (BT_FN_INT_INT_UINT_UINT): Likewise.
6346 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6347 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6348 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6349 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6350 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6351 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6352 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6353 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6354 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6355 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6356 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6357 * doc/frontends.texi: List BRIG FE.
6358 * doc/install.texi (Testing): Add BRIG tesring requirements.
6359 * doc/invoke.texi (Overall Options): Mention BRIG.
6360 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6362 2017-01-24 Richard Biener <rguenther@suse.de>
6364 PR translation/79208
6365 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6367 2017-01-24 Martin Jambor <mjambor@suse.cz>
6370 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6371 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6374 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6377 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6378 casts from signed to unsigned really don't have a range.
6380 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6382 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6383 GMP_RNDx for compatiblity.
6385 2017-01-24 Martin Liska <mliska@suse.cz>
6388 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6389 that would prevent us to call alloca with -1 as argument.
6391 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6393 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6394 Avoid -Wformat-security warning.
6396 2017-01-23 Andrew Pinski <apinski@cavium.com>
6398 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6401 2017-01-23 Martin Sebor <msebor@redhat.com>
6404 * gimple-ssa-sprintf.c (warn_level): New global.
6405 (format_integer): Use it here and throughout the rest of the file.
6406 Use the same switch to compute sign as base.
6407 (maybe_warn): New function.
6408 (format_directive): Factor out warnings into maybe_warn.
6409 Add debugging output. Use warn_level.
6410 (add_bytes): Use warn_level.
6411 (pass_sprintf_length::compute_format_length): Add debugging output.
6412 (try_substitute_return_value): Same.
6413 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6416 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6417 (struct fmtresult, format_integer, format_floating): Adjust.
6418 (fmtresult::fmtresult): Set max correctly in two argument ctor.
6419 (get_string_length, format_string,format_directive): Same.
6420 (pass_sprintf_length::compute_format_length): Same.
6421 (try_substitute_return_value): Simplify slightly.
6424 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6425 (fmtresult::operator+=): Outlined.
6426 (struct fmtresult): Add ctors.
6427 (struct conversion_spec): Rename...
6428 (struct directive): ...to this. Add and remove data members.
6429 (directive::set_width, directive::set_precision): New functions.
6430 (format_percent): Use fmtresult ctor.
6431 (get_width_and_precision): Remove.
6432 (format_integer): Make naming changes. Avoid computing width and
6434 (format_floating): Same. Adjust indentation.
6435 (format_character, format_none): New functions.
6436 (format_string): Moved character handling to format_character.
6437 (format_directive): Remove arguments, change return type.
6438 (parse_directive): New function.
6439 (pass_sprintf_length::compute_format_length): Move directive
6440 parsing to parse_directive.
6442 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6444 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6445 (assign_assembler_name_if_needed): ... this.
6446 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6447 (assign_assembler_name_if_needed): ... this.
6448 (free_lang_data_in_cgraph): Adjust callers.
6449 * cgraphunit.c (cgraph_node::analyze): Likewise.
6450 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6453 2017-01-23 Richard Biener <rguenther@suse.de>
6455 PR tree-optimization/79088
6456 PR tree-optimization/79188
6457 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6458 resetting loop bounds after last path deletion. Reset loop
6459 bounds of the target loop, make code match the comments.
6460 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6461 Make sure loops need no fixups.
6463 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6465 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6466 exponent support with double type for first argument.
6467 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6468 type returned by __builtin_vec_extract_sig,
6469 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6470 functions from "vector int" to "vector unsigned int" or from
6471 "vector long long int" to "vector unsigned long long int".
6472 Changed type returned by __builtin_vec_extract_exp,
6473 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6474 functions from "vector int" to "vector unsigned int" or from
6475 "vector long long int" to "vector unsigned long long int".
6476 Changed return type of __builtin_vec_test_data_class,
6477 __builtin_vec_test_data_class_sp, and
6478 __builtin_vec_test_data_class_dp from "vector int" to
6479 "vector bool int" or from "vector long long int" to "vector bool
6480 long long int" and changed second argument type from "unsigned
6481 int" to "int". Added new overloaded function forms "vector float
6482 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6483 "vector float __builtin_vec_insert_exp_sp (vector float, vector
6484 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6485 double, vector unsigned long long int)" and "vector double
6486 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6487 long int)". Changed return type of
6488 __builtin_scalar_test_data_class and
6489 __builtin_scalar_test_data_class_sp and
6490 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6491 int" and changed second argument from "unsigned int" to "int".
6492 Changed type returned by __builtin_scalar_test_neg,
6493 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6494 from "int" to "bool int". Added new overloaded function form
6495 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6496 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6497 exponent double-precision with floating point first argument.
6498 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6499 documentation of scalar_test_data_class, scalar_test_neg,
6500 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6501 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6502 vec_test_data_class built-in functions to reflect refinements in
6503 their type signatures.
6505 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
6507 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
6509 (aarch64_elf_asm_destructor): Likewise.
6511 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
6513 PR rtl-optimization/78634
6514 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
6515 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
6516 * ifcvt.c (noce_try_cmove): Add missing cost check.
6518 PR rtl-optimization/71724
6519 * combine.c (if_then_else_cond): Look for situations where it is
6520 beneficial to undo the work of one of the recursive calls.
6522 2017-01-23 Bin Cheng <bin.cheng@arm.com>
6524 PR tree-optimization/70754
6525 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
6526 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
6527 combined stmt before it if not NULL.
6528 (combine_chains): Process refs reversely and compute dominance point
6531 2017-01-23 Martin Liska <mliska@suse.cz>
6533 PR tree-optimization/79196
6534 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
6535 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
6537 (strlen_optimize_stmt): Call the renamed function.
6539 2017-01-23 Michael Matz <matz@suse.de>
6541 PR tree-optimization/78384
6542 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
6544 2017-01-23 Richard Biener <rguenther@suse.de>
6546 PR tree-optimization/79186
6547 * tree-vrp.c (register_new_assert_for): Make sure we've seen
6548 both incoming edges before moving an assert.
6550 2017-01-23 Martin Jambor <mjambor@suse.cz>
6552 * ipa-prop.c (load_from_param_1): Removed.
6553 (load_from_unmodified_param): Bits from load_from_param_1 put back
6555 (load_from_param): Removed.
6556 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
6557 with stmt. Reverted back to use of load_from_unmodified_param.
6559 2017-01-23 Martin Jambor <mjambor@suse.cz>
6562 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
6563 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
6564 field a pointer to garbage collected vector, mark lattices and
6565 ipcp_orig_node with GTY((skip)).
6566 (ipa_get_param_count): Adjust to descriptors being a pointer.
6567 (ipa_get_param): Likewise.
6568 (ipa_get_type): Likewise.
6569 (ipa_get_param_move_cost): Likewise.
6570 (ipa_set_param_used): Likewise.
6571 (ipa_get_controlled_uses): Likewise.
6572 (ipa_set_controlled_uses): Likewise.
6573 (ipa_is_param_used): Likewise.
6574 (ipa_node_params_t): Move into garbage collector. New methods insert
6576 (ipa_node_params_sum): Annotate wth GTY(()).
6577 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
6579 (ipa_load_from_parm_agg): Adjust declaration.
6580 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
6581 * ipa-profile.c (ipa_profile): Likewise.
6582 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
6583 (ipa_populate_param_decls): Make descriptors parameter garbage
6585 (ipa_dump_param): Adjust to descriptors being a pointer.
6586 (ipa_alloc_node_params): Likewise.
6587 (ipa_initialize_node_params): Likewise.
6588 (load_from_param_1): Make descriptors parameter garbage collected.
6589 (load_from_unmodified_param): Likewise.
6590 (load_from_param): Likewise.
6591 (ipa_load_from_parm_agg): Likewise.
6592 (ipa_node_params::~ipa_node_params): Removed.
6593 (ipa_free_all_node_params): Remove call to delete operator.
6594 (ipa_node_params_t::insert): New.
6595 (ipa_node_params_t::remove): Likewise.
6596 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
6597 copy known_csts and known_contexts vectors.
6598 (ipa_read_node_info): Adjust to descriptors being a pointer.
6599 (ipcp_modif_dom_walker): Make m_descriptors field garbage
6601 (ipcp_transform_function): Make descriptors variable garbage
6604 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
6606 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
6607 * config/i386/avx512dqintrin.h: Ditto.
6608 * config/i386/avx512fintrin.h: Ditto.
6609 * gcc/config/i386/i386.c: Handle new builtins.
6610 * config/i386/i386-builtin.def: Add new builtins.
6611 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
6612 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
6614 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6615 Martin Liska <mliska@suse.cz>
6617 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
6618 * asan.c (asan_expand_poison_ifn): Support stores and use
6619 appropriate ASAN report function.
6620 * internal-fn.c (expand_ASAN_POISON_USE): New function.
6621 * internal-fn.def (ASAN_POISON_USE): Declare.
6622 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
6623 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
6624 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
6625 ASAN_POISON calls w/o LHS.
6626 * tree-ssa.c (execute_update_addresses_taken): Create clobber
6627 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
6628 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
6629 * gimplify.c (asan_poison_variables): Add attribute
6630 use_after_scope_memory to variables that really needs to live
6632 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
6633 having the attribute.
6635 2017-01-23 Martin Liska <mliska@suse.cz>
6637 * asan.c (create_asan_shadow_var): New function.
6638 (asan_expand_poison_ifn): Likewise.
6639 * asan.h (asan_expand_poison_ifn): New declaration.
6640 * internal-fn.c (expand_ASAN_POISON): Likewise.
6641 * internal-fn.def (ASAN_POISON): New builtin.
6642 * sanopt.c (pass_sanopt::execute): Expand
6643 asan_expand_poison_ifn.
6644 * tree-inline.c (copy_decl_for_dup_finish): Make function
6646 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
6647 * tree-ssa.c (is_asan_mark_p): New function.
6648 (execute_update_addresses_taken): Rewrite local variables
6649 (identified just by use-after-scope as addressable) into SSA.
6651 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6653 * doc/install.texi (Specific): opensource.apple.com uses https
6654 now. Remove trailing slash.
6656 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6658 * README.Portability: Remove note on an Irix compatibility issue.
6660 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
6662 * gcov.c (INCLUDE_ALGORITHM): Define.
6663 (INCLUDE_VECTOR): Define.
6664 No longer include <vector> and <algorithm> directly.
6666 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
6668 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
6670 * doc/invoke.texi (Code Gen Options): Ditto.
6672 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
6675 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
6677 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
6679 rtl-optimization/79125
6680 * cprop.c (local_cprop_pass): Handle cases where we make an
6683 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
6687 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
6688 read from, for big endian.
6690 2017-01-20 Jiong Wang <jiong.wang@arm.com>
6692 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
6693 register pauth builtins for LP64 only.
6695 2017-01-20 Marek Polacek <polacek@redhat.com>
6698 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
6701 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6703 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
6705 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
6706 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
6707 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
6709 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6712 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
6713 in big-endian mode when they are not a single duplicated value.
6715 2017-01-20 Richard Biener <rguenther@suse.de>
6717 * BASE-VER: Bump to 7.0.1.
6719 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6721 * omp-low.c (omplow_simd_context): New struct. Use it...
6722 (lower_rec_simd_input_clauses): ...here and...
6723 (lower_rec_input_clauses): ...here to hold common data. Adjust all
6724 references to idx, lane, max_vf, is_simt.
6726 2017-01-20 Graham Markall <graham.markall@embecosm.com>
6728 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
6731 2017-01-20 Martin Jambor <mjambor@suse.cz>
6733 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
6734 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
6736 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
6737 (GTFILES): Rename hsa.c to hsa-common.c.
6738 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
6739 * hsa-dump.c: Likewise.
6740 * hsa-gen.c: Likewise.
6741 * hsa-regalloc.c: Likewise.
6742 * ipa-hsa.c: Likewise.
6743 * omp-expand.c: Likewise.
6744 * omp-low.c: Likewise.
6745 * toplev.c: Likewise.
6747 2017-01-20 Marek Polacek <polacek@redhat.com>
6750 * doc/invoke.texi: Document -Wduplicated-branches.
6751 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
6752 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
6753 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
6754 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
6755 return 0 only when not OEP_LEXICOGRAPHIC.
6756 (fold_build_cleanup_point_expr): Use the expression
6757 location when building CLEANUP_POINT_EXPR.
6758 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
6759 * tree.c (add_expr): Handle error_mark_node.
6761 2017-01-20 Martin Liska <mliska@suse.cz>
6764 * tree-profile.c (init_ic_make_global_vars): Do not call
6766 (gimple_init_gcov_profiler): Likewise.
6768 2017-01-20 Martin Liska <mliska@suse.cz>
6771 * cgraph.h (maybe_create_reference): Remove argument and
6773 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
6775 * ipa-cp.c (create_specialized_node): Likewise.
6776 * symtab.c (symtab_node::maybe_create_reference): Handle
6777 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
6779 2017-01-20 Martin Liska <mliska@suse.cz>
6781 * read-rtl-function.c (function_reader::create_function): Use
6782 build_decl instread of build_decl_stat.
6784 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
6786 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
6787 * config/i386/avx512dqintrin.h: Ditto.
6788 * config/i386/avx512fintrin.h: Ditto.
6789 * config/i386/i386-builtin-types.def: Add new types.
6790 * gcc/config/i386/i386.c: Handle new types.
6791 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
6792 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
6793 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
6794 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
6795 (__builtin_ia32_kshiftridi): New.
6796 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
6798 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
6802 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
6803 define to rs6000_init_stack_protect_guard.
6804 (rs6000_init_stack_protect_guard): New function.
6806 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6807 Yunqiang Su <yunqiang.su@imgtec.com>
6809 * config.gcc (supported_defaults): Add madd4.
6810 (with_madd4): Add validation.
6811 (all_defaults): Add madd4.
6812 * config/mips/mips.opt (mmadd4): New option.
6813 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6815 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6817 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
6818 (ISA_HAS_FUSED_MADD4): Likewise.
6819 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
6820 * gcc/doc/install.texi (--with-madd4): Document the new option.
6822 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6824 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
6825 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
6826 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
6827 (aarch64_init_pauth_hint_builtins): New.
6828 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
6829 (aarch64_expand_builtin): Expand new builtins.
6831 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6833 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
6834 * combine-stack-adj.c (no_unhandled_cfa): Handle
6835 REG_CFA_TOGGLE_RA_MANGLE.
6836 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
6837 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
6838 info for return address signing.
6839 (aarch64_expand_epilogue): Likewise.
6841 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6843 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
6844 * config/aarch64/aarch64-protos.h
6845 (aarch64_return_address_signing_enabled): New declaration.
6846 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
6848 (aarch64_expand_prologue): Sign return address before it's pushed onto
6850 (aarch64_expand_epilogue): Authenticate return address fetched from
6852 (aarch64_override_options): Sanity check for ILP32 and ISA level.
6853 (aarch64_attributes): New function attributes for "sign-return-address".
6854 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
6855 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
6856 ("*do_return"): Generate combined instructions according to key index.
6857 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
6858 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
6860 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
6861 * config/aarch64/aarch64.opt (msign-return-address=): New.
6862 * doc/extend.texi (AArch64 Function Attributes): Documents
6863 "sign-return-address=".
6864 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
6866 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6868 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
6869 overall option summary.
6871 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6873 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
6874 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
6875 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
6876 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
6878 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
6880 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
6881 -mpower9-minmax by default for -mcpu=power9.
6882 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
6883 128-bit floating point.
6885 2017-01-20 Alan Modra <amodra@gmail.com>
6887 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
6888 optimizing for size.
6890 2017-01-20 Alan Modra <amodra@gmail.com>
6893 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
6894 for strcmp and strncmp from corresponding builtin decl.
6896 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6898 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
6899 instead of i386/rtems-64.h.
6900 * config/i386/rtems-64.h: Remove.
6902 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6906 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
6910 2017-01-19 Tamar Christina <tamar.christina@arm.com>
6912 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6913 Change int to HOST_WIDE_INT.
6914 * config/aarch64/aarch64-protos.h
6915 (aarch64_simd_gen_const_vector_dup): Likewise.
6916 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
6918 2017-01-19 David Malcolm <dmalcolm@redhat.com>
6920 * langhooks-def.h (lhd_type_for_size): New decl.
6921 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
6922 * langhooks.c (lhd_type_for_size): New function, taken from
6925 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
6927 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
6928 define_bypass for CR latency.
6929 (power9-cracked-alu): Update bypass latency and remove power9-branch.
6930 (power9-alu2): Add define_bypass for CR latency.
6932 (power9-mul): Update insn latency.
6933 (power9-mul-compare): Update insn latency, bypass latency and remove
6936 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6938 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
6940 * config/aarch64/aarch64.md
6941 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
6942 aarch64_nopcrelative_literal_loads.
6943 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
6945 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
6947 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
6949 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
6951 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
6954 * config.gcc (supported_defaults): Add lxc1-sxc1.
6955 (with_lxc1_sxc1): Add validation.
6956 (all_defaults): Add lxc1-sxc1.
6957 * config/mips/mips.opt (mlxc1-sxc1): New option.
6958 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6960 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6961 __mips_no_lxc1_sxc1.
6962 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
6963 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
6964 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
6966 2017-01-19 Richard Biener <rguenther@suse.de>
6968 PR tree-optimization/72488
6969 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
6970 sure to restore SSA info.
6971 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
6973 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
6975 PR rtl-optimization/79121
6976 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
6977 of the inner type when shifting an extended value.
6979 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6982 * symtab.c (symtab_node::equal_address_to): Fix comparing of
6983 interposable aliases.
6985 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
6988 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
6989 Use the evmergelohi instruction.
6990 (mov_si<mode>_e500_subreg4_2_le): Likewise.
6991 (mov_sitf_e500_subreg8_2_be): Likewise.
6992 (mov_sitf_e500_subreg12_2_le): Likewise.
6993 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
6994 (mov_si<mode>_e500_subreg4_2_be): Likewise.
6995 (mov_sitf_e500_subreg8_2_le): Likewise.
6996 (mov_sitf_e500_subreg12_2_be): Likewise.
6998 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7000 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7001 attribute from vecsimple to vecperm.
7002 (altivec_vbpermq2): Likewise.
7004 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7007 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7009 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7010 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7011 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7012 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7013 case where N arg is SIZE_MAX.
7014 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7015 (cmpstrsi): Add pattern.
7017 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7019 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7020 __builtin_vec_revb builtins.
7021 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7022 built-in functions to support generation of the ISA 3.0 XXBR<x>
7023 vector byte reverse instructions.
7024 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7025 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7026 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7027 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7028 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7029 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7030 (P9V_BUILTIN_VEC_REVB): Likewise.
7031 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7032 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7033 (p9_xxbrq_v16qi): Likewise.
7034 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7035 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7036 (p9_xxbrh_v8hi): Likewise.
7037 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7038 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7039 vec_revb built-in functions.
7041 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7043 PR rtl-optimization/78952
7044 * config/i386/i386.md (any_extract): New code iterator.
7045 (*insvqi_2): Use any_extract for source operand.
7046 (*insvqi_3): Use any_shiftrt for source operand.
7048 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7050 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7052 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7054 2017-01-18 Matthias Klose <doko@ubuntu.com>
7056 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7058 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7060 * config/rs6000/altivec.h (vec_bperm): Change #define.
7061 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7062 (altivec_vbpermq2): New define_insn.
7063 (altivec_vbpermd): Likewise.
7064 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7066 (VBPERMD): Likewise.
7067 (VBPERM): New polymorphic function interface.
7068 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7069 Add entries for P9V_BUILTIN_VEC_VBPERM.
7070 * doc/extend.texi: Add interfaces for vec_bperm.
7072 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7074 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7075 first letter of error messages.
7076 (s390_resolve_overloaded_builtin): Likewise.
7077 * config/s390/s390.c (s390_expand_builtin): Likewise.
7078 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7079 (s390_valid_target_attribute_inner_p): Likewise.
7080 * config/s390/s390.md ("tabort"): Likewise.
7082 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7084 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7085 (ISA_AVOID_DIV_HILO): New macro.
7086 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7087 (ISA_HAS_DDIV): Likewise.
7089 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7091 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7093 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7095 * doc/invoke.texi (fabi-version): Spelling fix.
7097 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7100 * doc/invoke.texi (fabi-version): Mention mangling fix for
7103 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7106 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7108 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7111 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7112 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7114 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7116 (stack_protect_test): Ditto.
7117 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7118 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7120 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7121 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7122 -mstack-protector-guard-offset=.
7123 (RS/6000 and PowerPC Options): Ditto.
7125 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7127 * config/i386/i386.h (MASK_CLASS_P): New define.
7128 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7129 there are no registers from different register sets also when
7130 mask registers are used. Update function comment.
7131 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7132 to (*k/*r) and (*k/*km) alternatives.
7134 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7136 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7137 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7138 (EH_RETURN_HANDLER_RTX): New define.
7139 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7140 Force frame pointer in EH return functions.
7141 (aarch64_expand_epilogue): Add barrier for eh_return.
7142 (aarch64_final_eh_return_addr): Remove.
7143 (aarch64_eh_return_handler_rtx): New function.
7144 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7146 (aarch64_eh_return_handler_rtx): New prototype.
7148 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7150 * config/rs6000/altivec.h (vec_rlmi): New #define.
7151 (vec_vrlnm): Likewise.
7152 (vec_rlnm): Likewise.
7153 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7154 (UNSPEC_VRLNM): Likewise.
7155 (VIlong): New mode iterator.
7156 (altivec_vrl<VI_char>mi): New define_insn.
7157 (altivec_vrl<VI_char>nm): Likewise.
7158 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7161 (RLNM): New polymorphic function entry.
7162 (VRLWMI): New monomorphic function entry.
7164 (RLMI): New polymorphic function entry.
7165 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7166 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7167 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7170 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7173 * dwarf2out.c (field_byte_offset): Restore the
7174 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7175 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7176 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7179 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7182 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7184 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7187 * dwarf2out.c (add_data_member_location_attribute): For constant
7188 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7189 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7190 DW_AT_byte_size attributes.
7192 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7194 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7195 after forcing to constant memory when the code model is medium.
7197 2017-01-17 Julia Koval <julia.koval@intel.com>
7200 * config/i386/avx512fintrin.h
7201 (_mm512_i32gather_ps): Change __addr type to void const*.
7202 (_mm512_mask_i32gather_ps): Ditto.
7203 (_mm512_i32gather_pd): Ditto.
7204 (_mm512_mask_i32gather_pd): Ditto.
7205 (_mm512_i64gather_ps): Ditto.
7206 (_mm512_mask_i64gather_ps): Ditto.
7207 (_mm512_i64gather_pd): Ditto.
7208 (_mm512_mask_i64gather_pd): Ditto.
7209 (_mm512_i32gather_epi32): Ditto.
7210 (_mm512_mask_i32gather_epi32): Ditto.
7211 (_mm512_i32gather_epi64): Ditto.
7212 (_mm512_mask_i32gather_epi64): Ditto.
7213 (_mm512_i64gather_epi32): Ditto.
7214 (_mm512_mask_i64gather_epi32): Ditto.
7215 (_mm512_i64gather_epi64): Ditto.
7216 (_mm512_mask_i64gather_epi64): Ditto.
7217 (_mm512_i32scatter_ps): Change __addr type to void*.
7218 (_mm512_mask_i32scatter_ps): Ditto.
7219 (_mm512_i32scatter_pd): Ditto.
7220 (_mm512_mask_i32scatter_pd): Ditto.
7221 (_mm512_i64scatter_ps): Ditto.
7222 (_mm512_mask_i64scatter_ps): Ditto.
7223 (_mm512_i64scatter_pd): Ditto.
7224 (_mm512_mask_i64scatter_pd): Ditto.
7225 (_mm512_i32scatter_epi32): Ditto.
7226 (_mm512_mask_i32scatter_epi32): Ditto.
7227 (_mm512_i32scatter_epi64): Ditto.
7228 (_mm512_mask_i32scatter_epi64): Ditto.
7229 (_mm512_i64scatter_epi32): Ditto.
7230 (_mm512_mask_i64scatter_epi32): Ditto.
7231 (_mm512_i64scatter_epi64): Ditto.
7232 (_mm512_mask_i64scatter_epi64): Ditto.
7233 * config/i386/avx512pfintrin.h
7234 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7235 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7236 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7237 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7238 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7239 (_mm512_prefetch_i32scatter_ps): Ditto.
7240 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7241 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7242 (_mm512_prefetch_i64scatter_pd): Ditto.
7243 (_mm512_prefetch_i64scatter_ps): Ditto.
7244 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7245 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7246 * config/i386/avx512vlintrin.h
7247 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7248 (_mm_mmask_i32gather_ps): Ditto.
7249 (_mm256_mmask_i32gather_pd): Ditto.
7250 (_mm_mmask_i32gather_pd): Ditto.
7251 (_mm256_mmask_i64gather_ps): Ditto.
7252 (_mm_mmask_i64gather_ps): Ditto.
7253 (_mm256_mmask_i64gather_pd): Ditto.
7254 (_mm_mmask_i64gather_pd): Ditto.
7255 (_mm256_mmask_i32gather_epi32): Ditto.
7256 (_mm_mmask_i32gather_epi32): Ditto.
7257 (_mm256_mmask_i32gather_epi64): Ditto.
7258 (_mm_mmask_i32gather_epi64): Ditto.
7259 (_mm256_mmask_i64gather_epi32): Ditto.
7260 (_mm_mmask_i64gather_epi32): Ditto.
7261 (_mm256_mmask_i64gather_epi64): Ditto.
7262 (_mm_mmask_i64gather_epi64): Ditto.
7263 (_mm256_i32scatter_ps): Change __addr type to void*.
7264 (_mm256_mask_i32scatter_ps): Ditto.
7265 (_mm_i32scatter_ps): Ditto.
7266 (_mm_mask_i32scatter_ps): Ditto.
7267 (_mm256_i32scatter_pd): Ditto.
7268 (_mm256_mask_i32scatter_pd): Ditto.
7269 (_mm_i32scatter_pd): Ditto.
7270 (_mm_mask_i32scatter_pd): Ditto.
7271 (_mm256_i64scatter_ps): Ditto.
7272 (_mm256_mask_i64scatter_ps): Ditto.
7273 (_mm_i64scatter_ps): Ditto.
7274 (_mm_mask_i64scatter_ps): Ditto.
7275 (_mm256_i64scatter_pd): Ditto.
7276 (_mm256_mask_i64scatter_pd): Ditto.
7277 (_mm_i64scatter_pd): Ditto.
7278 (_mm_mask_i64scatter_pd): Ditto.
7279 (_mm256_i32scatter_epi32): Ditto.
7280 (_mm256_mask_i32scatter_epi32): Ditto.
7281 (_mm_i32scatter_epi32): Ditto.
7282 (_mm_mask_i32scatter_epi32): Ditto.
7283 (_mm256_i32scatter_epi64): Ditto.
7284 (_mm256_mask_i32scatter_epi64): Ditto.
7285 (_mm_i32scatter_epi64): Ditto.
7286 (_mm_mask_i32scatter_epi64): Ditto.
7287 (_mm256_i64scatter_epi32): Ditto.
7288 (_mm256_mask_i64scatter_epi32): Ditto.
7289 (_mm_i64scatter_epi32): Ditto.
7290 (_mm_mask_i64scatter_epi32): Ditto.
7291 (_mm256_i64scatter_epi64): Ditto.
7292 (_mm256_mask_i64scatter_epi64): Ditto.
7293 (_mm_i64scatter_epi64): Ditto.
7294 (_mm_mask_i64scatter_epi64): Ditto.
7295 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7296 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7297 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7298 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7299 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7300 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7301 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7302 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7303 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7304 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7305 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7306 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7307 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7308 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7309 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7310 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7311 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7312 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7313 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7314 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7315 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7316 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7317 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7318 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7319 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7320 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7321 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7322 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7323 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7324 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7325 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7326 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7327 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7328 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7329 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7330 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7331 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7332 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7333 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7334 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7335 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7336 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7337 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7338 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7339 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7340 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7341 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7342 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7343 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7344 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7345 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7346 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7347 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7348 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7349 definitions accordingly.
7351 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7352 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7355 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7358 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7361 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7362 hard regs for inner regno.
7364 2017-01-17 Martin Liska <mliska@suse.cz>
7367 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7368 assumption and add comment.
7370 2017-01-17 Nathan Sidwell <nathan@acm.org>
7372 * ipa-visibility.c (localize_node): New function, broken out of ...
7373 (function_and_variable_visibility): ... here. Call it.
7375 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7378 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7379 correctly set frequency of oudgoing edge.
7380 (duplicate_thread_path): Fix profile updating.
7382 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7385 * configure.ac: Add GCC_BASE_VER.
7386 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7387 version from BASE-VER file.
7388 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7389 (gcc.o): Depend on $(BASEVER).
7390 * common.opt (dumpfullversion): New option.
7391 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7392 * doc/invoke.texi: Document -dumpfullversion.
7393 * doc/install.texi: Document --with-gcc-major-version-only.
7394 * configure: Regenerated.
7396 2017-01-17 Richard Biener <rguenther@suse.de>
7398 PR tree-optimization/71433
7399 * tree-vrp.c (register_new_assert_for): Merge same asserts
7400 on all incoming edges.
7401 (process_assert_insertions_for): Handle insertions at the
7404 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
7406 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7407 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7409 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
7412 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7415 2017-01-17 Alan Modra <amodra@gmail.com>
7418 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7419 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7420 symbolic stack limit when pic.
7422 2017-01-16 Martin Sebor <msebor@redhat.com>
7424 PR tree-optimization/78608
7425 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7427 2017-01-16 Jeff Law <law@redhat.com>
7430 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
7431 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7432 for several include directories that may be relative to sysroot.
7433 * config/i386/x-mingw32 (gplus_includedir): Define.
7434 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7435 (native_system_includedir): Likewise.
7436 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7437 override if TARGET_SYSTEM_ROOT is defined.
7438 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7440 PR tree-optimization/79090
7441 PR tree-optimization/33562
7442 PR tree-optimization/61912
7443 PR tree-optimization/77485
7444 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
7445 and computed trims into the dump file.
7447 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7451 2017-01-16 Jakub Jelinek <jakub@redhat.com>
7454 * gimplify.c (gimplify_init_constructor): If want_value and
7455 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
7459 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7460 sequence. Formatting fixes.
7461 (doloop_optimize): Formatting fixes.
7464 * gcc.c (debug_level_greater_than_spec_func): New function.
7465 (static_spec_functions): Add debug-level-gt spec function.
7466 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7468 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7469 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7470 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7471 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7472 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7473 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7475 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
7477 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7478 QImode fixups to general and mask registers only.
7480 2017-01-16 Carl Love <cel@us.ibm.com>
7482 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7483 for built-in functions
7484 vector signed char vec_nabs (vector signed char)
7485 vector signed short vec_nabs (vector signed short)
7486 vector signed int vec_nabs (vector signed int)
7487 vector signed long long vec_nabs (vector signed long long)
7488 vector float vec_nabs (vector float)
7489 vector double vec_nabs (vector double)
7490 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7492 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7493 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7494 * doc/extend.texi: Update the documentation file for the new built-in
7497 2017-01-16 Martin Sebor <msebor@redhat.com>
7499 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7502 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7504 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7505 UNSPEC_VSX__XXSPLTD to require special splat handling.
7507 2017-01-16 David Malcolm <dmalcolm@redhat.com>
7510 * system.h: Poison strndup.
7512 2017-01-16 Alan Modra <amodra@gmail.com>
7515 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
7518 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
7520 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
7522 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
7524 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
7525 call recog here. Assert that INSN_CODE (insn) is non-negative.
7527 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7530 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
7532 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
7533 in the currently scheduled RTL fragment.
7535 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7537 PR rtl-optimization/78751
7538 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
7541 2017-01-14 Jeff Law <law@redhat.com>
7543 PR tree-optimization/79090
7544 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
7545 variable length stores.
7546 (compute_trims): Delete dead assignment to *trim_tail.
7547 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
7550 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
7552 PR rtl-optimization/78626
7553 PR rtl-optimization/78727
7554 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
7555 of a block, and split such blocks after everything else is finished.
7557 2017-01-14 Alan Modra <amodra@gmail.com>
7560 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
7561 target legitimate_combined_insn.
7562 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
7563 (rs6000_legitimate_combined_insn): New function.
7564 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
7566 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
7567 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
7568 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
7570 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
7572 * doc/frontends.texi (G++ and GCC): Remove references to Java.
7574 2017-01-13 Jeff Law <law@redhat.com>
7576 PR tree-optimization/33562
7577 PR tree-optimization/61912
7578 PR tree-optimization/77485
7579 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
7581 (delete_dead_assignment): Likewise.
7582 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
7583 statement to delete_dead_call and delete_dead_assignment.
7585 2017-01-13 David Malcolm <dmalcolm@redhat.com>
7588 * substring-locations.c (format_warning_va): Strengthen case 1 so
7589 that both endpoints of the substring must be within the format
7590 range for just the substring to be printed.
7592 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
7594 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
7595 * config/i386/i386.c (ix86_target_string): Add missing options
7596 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
7597 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
7598 flags_other and ix86_target_other to flags2_other. Display unknown
7600 (ix86_valid_target_attribute_inner_p): Add missing options and
7601 reorder options by implied ISAs, as in ix86_target_string.
7603 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7605 * hash-table.h (hash_table::too_empty_p): New function.
7606 (hash_table::expand): Use it.
7607 (hash_table::traverse): Likewise.
7608 (hash_table::empty_slot): Use sizeof (value_type) instead of
7609 sizeof (PTR) to convert bytes to elements. Shrink the table
7610 if the current size is excessive for the current number of
7613 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7615 * ira-costs.c (record_reg_classes): Break from the inner loop
7616 early once alt_fail is known to be true. Update outer loop
7617 handling accordingly.
7619 2017-01-13 Jeff Law <law@redhat.com>
7621 * tree-ssa-dse.c (decrement_count): New function.
7622 (increment_start_addr, maybe_trim_memstar_call): Likewise.
7623 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
7624 when we know the partially dead statement is a mem* function.
7626 PR tree-optimization/61912
7627 PR tree-optimization/77485
7628 * tree-ssa-dse.c: Include expr.h.
7629 (maybe_trim_constructor_store): New function.
7630 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
7632 PR tree-optimization/33562
7633 PR tree-optimization/61912
7634 PR tree-optimization/77485
7635 * doc/invoke.texi: Document new dse-max-object-size param.
7636 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
7637 * tree-ssa-dse.c: Include params.h.
7638 (dse_store_status): New enum.
7639 (initialize_ao_ref_for_dse): New, partially extracted from
7641 (valid_ao_ref_for_dse, normalize_ref): New.
7642 (setup_live_bytes_from_ref, compute_trims): Likewise.
7643 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
7644 (maybe_trim_partially_dead_store): Likewise.
7645 (maybe_trim_complex_store): Likewise.
7646 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
7647 Track what bytes live from the original store. Return tri-state
7648 for dead, partially dead or live.
7649 (dse_dom_walker): Add constructor, destructor and new private members.
7650 (delete_dead_call, delete_dead_assignment): New extracted from
7652 (dse_optimize_stmt): Make a member of dse_dom_walker.
7653 Use initialize_ao_ref_for_dse.
7655 PR tree-optimization/33562
7656 PR tree-optimization/61912
7657 PR tree-optimization/77485
7658 * sbitmap.h (bitmap_count_bits): Prototype.
7659 (bitmap_clear_range, bitmap_set_range): Likewise.
7660 * sbitmap.c (bitmap_clear_range): New function.
7661 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
7663 2017-01-13 Martin Liska <mliska@suse.cz>
7666 * function.c (set_cfun): Add new argument force.
7667 * function.h (set_cfun): Likewise.
7668 * ipa-inline-transform.c (inline_call): Use the function when
7669 strict alising from is dropped for function we inline to.
7671 2017-01-13 Richard Biener <rguenther@suse.de>
7673 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
7674 for dumping GIMPLE INTEGER_CSTs.
7676 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7678 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
7679 to 201112L since C++17.
7681 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
7684 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
7685 if -fsanitize=kernel-address is present.
7687 2017-01-13 Richard Biener <rguenther@suse.de>
7689 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
7690 as _Literal ( type ) number in case usual suffixes do not
7691 preserve all information.
7693 2017-01-13 Richard Biener <rguenther@suse.de>
7695 PR tree-optimization/77283
7696 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
7697 and ssa-iterators.h.
7698 (is_feasible_trace): Implement a cost model based on joiner
7701 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7704 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
7705 char or short to __float128/_Float128 directly.
7707 2017-01-12 Martin Sebor <msebor@redhat.com>
7709 to -Wformat-overflow.
7710 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
7711 (min_bytes_remaining): Same.
7712 (get_string_length): Same.
7713 (format_string): Same.
7714 (format_directive): Same.
7716 (pass_sprintf_length::handle_gimple_call): Same.
7718 2017-01-12 Jakub Jelinek <jakub@redhat.com>
7720 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
7721 info.nowrite calls with no lhs that can't throw. Return bool
7722 whether gsi_remove has been called or not.
7723 (pass_sprintf_length::handle_gimple_call): Return bool whether
7724 try_substitute_return_value called gsi_remove. Formatting fix.
7725 (pass_sprintf_length::execute): Don't use gsi_remove if
7726 handle_gimple_call returned true.
7729 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
7730 be removed due to side-effects, don't remove following barrier nor
7731 turn the successor edge into fallthru edge.
7733 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7736 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
7737 element-reversing loads and stores as not swappable.
7739 2017-01-12 Nathan Sidwell <nathan@acm.org>
7740 Nicolai Stange <nicstange@gmail.com>
7742 * combine.c (try_combine): Don't ignore result of overlap checking
7743 loop. Combine overlap & asm check into single loop.
7745 2017-01-12 Richard Biener <rguenther@suse.de>
7747 * tree-pretty-print.c (dump_generic_node): Provide -gimple
7748 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
7750 2017-01-12 Richard Biener <rguenther@suse.de>
7752 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
7753 and TS_TARGET_OPTION directly derive from TS_BASE.
7754 * tree-core.h (tree_optimization_option): Derive from tree_base.
7755 (tree_target_option): Likewise.
7757 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/i386.c (memory_address_length): Increase len
7760 only when rip_relative_addr_p returns false.
7762 2017-01-11 Julia Koval <julia.koval@intel.com>
7764 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
7765 (OPTION_MASK_ISA_SGX_SET): New.
7766 (ix86_handle_option): Handle OPT_msgx.
7767 * config.gcc: Added sgxintrin.h.
7768 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
7769 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
7770 * config/i386/i386.c (ix86_target_string): Add -msgx.
7772 (ix86_option_override_internal): Handle new options.
7773 (ix86_valid_target_attribute_inner_p): Add sgx.
7774 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
7775 * config/i386/i386.opt: Add msgx.
7776 * config/i386/sgxintrin.h: New file.
7777 * config/i386/x86intrin.h: Add sgxintrin.h.
7779 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7782 * fold-const.c (maybe_nonzero_address): Return 1 for function
7784 (tree_single_nonzero_warnv_p): Don't handle function local objects
7788 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
7791 2017-01-11 David Malcolm <dmalcolm@redhat.com>
7794 * opts.c: Include "spellcheck.h"
7795 (struct string_fragment): New struct.
7796 (struct edit_distance_traits<const string_fragment &>): New
7798 (get_closest_sanitizer_option): New function.
7799 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
7801 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7803 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
7805 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
7806 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
7807 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
7808 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
7809 for initial die_offset if dwarf_split_debug_info.
7810 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
7811 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
7813 (output_skeleton_debug_sections): Formatting fix. Use
7814 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
7815 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
7817 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
7819 * config/arm/cortex-a53.md: Add bypasses for
7821 (cortex_a53_r2f): Only use for transfers.
7822 (cortex_a53_f2r): Likewise.
7823 (cortex_a53_r2f_cvt): Add reservation for conversions.
7824 (cortex_a53_f2r_cvt): Likewise.
7826 2017-01-11 Tamar Christina <tamar.christina@arm.com>
7828 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
7829 to all inlined functions, change static to extern.
7831 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
7834 * config/arm/arm.c (legitimize_pic_address): Handle reference to
7836 (arm_assemble_integer): Likewise.
7838 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
7840 * config.gcc: Use new awk script to check CPU, FPU and architecture
7841 parameters for --with-... options.
7842 * config/arm/parsecpu.awk: New file
7843 * config/arm/arm-cpus.in: New file.
7844 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
7846 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
7848 * config/arm/t-arm: Update dependency rules.
7849 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
7850 of processing .def files.
7851 * config/arm/genopt.sh: Deleted.
7852 * config/arm/gentune.sh: Deleted.
7853 * config/arm/arm-cores.def: Deleted.
7854 * config/arm/arm-arches.def: Deleted.
7855 * config/arm/arm-fpus.def: Deleted.
7856 * config/arm/arm-tune.md: Regenerated.
7857 * config/arm/arm-tables.opt: Regenerated.
7858 * config/arm/arm-cpu.h: New generated file.
7859 * config/arm/arm-cpu-data.h: New generated file.
7860 * config/arm/arm-cpu-cdata.h: New generated file.
7862 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
7865 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
7867 (input_varpool_node): Unpack dynamically_initialized bit.
7869 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
7871 PR rtl-optimization/79032
7872 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
7873 the alignment of the adjusted memory reference against that of MODE,
7874 instead of the alignment of the original memory reference.
7876 2017-01-11 Martin Jambor <mjambor@suse.cz>
7878 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
7880 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
7881 decorated functions.
7883 2017-01-11 Richard Biener <rguenther@suse.de>
7885 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
7886 set range/nonnull info for PHI results. Do not set it on
7887 stmts marked for removal.
7889 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
7891 * expr.c (store_field): In the bitfield case, fetch the return value
7892 from the registers before applying a single big-endian adjustment.
7893 Always do a final load for a BLKmode value not larger than a word.
7895 2017-01-10 David Malcolm <dmalcolm@redhat.com>
7898 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7899 that we correctly handle column numbers greater than
7900 LINE_MAP_MAX_COLUMN_NUMBER.
7902 2017-01-10 Martin Sebor <msebor@redhat.com>
7905 * gimple-ssa-sprintf.c (get_destination_size): Call
7906 {init,fini}object_sizes.
7907 * tree-object-size.c (addr_object_size): Adjust.
7908 (pass_through_call): Adjust.
7909 (pass_object_sizes::execute): Adjust.
7910 * tree-object-size.h (fini_object_sizes): Declare.
7912 2017-01-10 Martin Sebor <msebor@redhat.com>
7914 PR tree-optimization/78775
7915 * builtins.c (get_size_range): Move...
7916 * calls.c: ...to here.
7917 (alloc_max_size): Accept zero argument.
7918 (operand_signed_p): Remove.
7919 (maybe_warn_alloc_args_overflow): Call get_size_range.
7920 * calls.h (get_size_range): Declare.
7922 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
7924 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
7925 from TI's devices.csv file as of September 2016.
7926 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
7928 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
7930 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
7931 * doc/invoke.texi: Likewise.
7932 * doc/md.texi: Likewise.
7933 * doc/objc.texi: Likewise.
7935 2017-01-10 Joshua Conner <joshconner@google.com>
7937 * config/arm/fuchsia-elf.h: New file.
7938 * config/fuchsia.h: New file.
7939 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
7940 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
7942 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
7944 2016-01-10 Richard Biener <rguenther@suse.de>
7946 PR tree-optimization/79034
7947 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7948 Propagate out degenerate PHIs in the joiner.
7950 2017-01-10 Martin Liska <mliska@suse.cz>
7952 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
7953 (sort_congruence_classes_by_decl_uid): Likewise.
7954 (sort_congruence_class_groups_by_decl_uid): Likewise.
7955 (sem_item_optimizer::merge_classes): Sort class, groups in these
7956 classes and members in the groups by DECL_UID of declarations.
7957 This would make merge operations stable.
7959 2017-01-10 Martin Liska <mliska@suse.cz>
7961 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
7962 usage of m_classes_vec.
7963 (sem_item_optimizer::~sem_item_optimizer): Likewise.
7964 (sem_item_optimizer::get_group_by_hash): Likewise.
7965 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
7966 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
7967 (sem_item_optimizer::verify_classes): Likewise.
7968 (sem_item_optimizer::process_cong_reduction): Likewise.
7969 (sem_item_optimizer::dump_cong_classes): Likewise.
7970 (sem_item_optimizer::merge_classes): Likewise.
7971 * ipa-icf.h (congruence_class_hash): Rename from
7972 congruence_class_group_hash. Remove declaration of m_classes_vec.
7974 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
7976 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
7977 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
7978 * config.gcc: Add avx512vpopcntdqintrin.h.
7979 * config/i386/avx512vpopcntdqintrin.h: New.
7980 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
7981 * config/i386/i386-builtin-types.def: Add new types.
7982 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
7983 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
7984 __builtin_ia32_vpopcountq_v8di_mask): New.
7985 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7986 __AVX512VPOPCNTDQ__.
7987 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
7988 (PTA_AVX512VPOPCNTDQ): Define.
7989 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
7990 TARGET_AVX512VPOPCNTDQ_P): Define.
7991 * config/i386/i386.opt: Add mavx512vpopcntdq.
7992 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
7993 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
7995 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7998 * predict.def (PRED_CALL): Set to 67.
8000 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8002 * expr.c (store_field): In the bitfield case, if the value comes from
8003 a function call and is of an aggregate type returned in registers, do
8004 not modify the field mode; extract the value in all cases if the mode
8005 is BLKmode and the size is not larger than a word.
8007 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8010 * config/i386/cpuid.h: Fix undefined behavior.
8012 2017-01-04 Jeff Law <law@redhat.com>
8014 PR tree-optimization/79007
8015 PR tree-optimization/67955
8016 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8017 conservative for pt.null when flag_non_call_exceptions is on.
8019 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8021 PR translation/79019
8022 PR translation/79020
8023 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8024 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8025 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8027 * config/avr/avr.opt (maccumulate-args): Likewise.
8028 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8029 * common.opt (freport-bug): Likewise.
8030 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8031 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8032 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8033 translatable string.
8034 * config/i386/i386.c (function_value_32): Likewise.
8035 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8036 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8038 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8039 * common/config/msp430/msp430-common.c (msp430_handle_option):
8041 * symtab.c (symtab_node::verify_base): Likewise.
8042 * opts.c (set_debug_level): Likewise.
8043 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8044 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8045 missing whitespace to translatable strings.
8046 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8047 * config/sh/superh.h: Likewise.
8048 * config/i386/xopintrin.h: Likewise.
8049 * config/i386/znver1.md: Likewise.
8050 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8051 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8052 * double-int.h (struct double_int): Likewise.
8053 * double-int.c (div_and_round_double): Likewise.
8054 * wide-int.cc: Likewise.
8055 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8056 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8057 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8058 (crossjumps_occurred): ... this.
8059 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8062 PR tree-optimization/78899
8063 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8064 returning bool return struct loop *, NULL for failure and the new
8066 (versionable_outer_loop_p): Don't version outer loop if it has
8067 dont_vectorized bit set.
8068 (tree_if_conversion): When versioning outer loop, ensure
8069 tree_if_conversion is performed also on the inner loop of the
8070 non-vectorizable outer loop copy.
8071 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8072 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8073 prevent vectorization of it.
8074 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8075 the outer loop vectorization of the non-scalar version is attempted
8076 before vectorization of the inner loop in scalar version. If
8077 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8078 vectorization of its inner loop.
8079 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8080 has 2 inner loops, rename also on edges from bb whose single pred
8081 is outer_loop->header. Fix typo in function comment.
8083 2017-01-09 Martin Sebor <msebor@redhat.com>
8086 * asan.c (asan_emit_stack_protection): Increase local buffer size
8087 to avoid snprintf truncation warning.
8089 2017-01-09 Andrew Pinski <apinski@cavium.com>
8091 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8092 to reference thunderx2t99 for the tuning structure
8093 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8095 (thunderx2t99_extra_costs): This.
8096 * config/aarch64/aarch64-tune.md: Regenerate.
8097 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8098 (vulcan_addrcost_table): This.
8099 (vulcan_regmove_cost): Rename to ...
8100 (thunderx2t99_regmove_cost): This.
8101 (vulcan_vector_cost): Rename to ...
8102 (thunderx2t99_vector_cost): this.
8103 (vulcan_branch_cost): Rename to ...
8104 (thunderx2t99_branch_cost): This.
8105 (vulcan_tunings): Rename to ...
8106 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8107 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8109 2017-01-09 Martin Jambor <mjambor@suse.cz>
8113 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8114 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8115 (propagate_vr_accross_jump_function): Use the above function for all
8116 value range computations for pass-through jump functions and type
8117 converasion from explicit value range values.
8118 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8119 parameters from TYPE_ARG_TYPES.
8120 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8121 (ipa_write_node_info): Stream type of the actual argument.
8122 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8124 2017-01-09 Martin Liska <mliska@suse.cz>
8127 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8128 (lookup_compiler): Do not show error message with have_E.
8130 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8132 PR tree-optimization/78938
8133 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8134 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8135 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8136 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8139 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8141 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8144 2017-01-09 Richard Biener <rguenther@suse.de>
8146 PR tree-optimization/78997
8147 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8148 name condition properly.
8150 2017-01-09 Richard Biener <rguenther@suse.de>
8153 * dwarf2out.c (is_cxx): New overload with context.
8154 (is_naming_typedef_decl): Use it.
8156 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8158 * invoke.texi (Option Summary): Correct spacing in option lists
8159 and add line breaks to fix over-long lines.
8161 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8165 * extend.texi (Common Variable Attributes): Add xref to GCC
8166 Internals manual to explain mode attribute keywords.
8168 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8171 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8172 and Preprocessor Options.
8173 (Options for Linking): Document -pthread here....
8174 (RS/6000 and PowerPC Options): ...not here.
8175 (Solaris 2 Options): ...or here.
8176 * doc/cppopts.texi: Document -pthread.
8178 2017-01-08 Martin Sebor <msebor@redhat.com>
8181 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8182 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8183 New member functions.
8184 (format_directive): Used them.
8186 (pass_sprintf_length::handle_gimple_call): Same.
8187 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8188 to avoid truncation for any argument.
8189 (extract_affine_mul): Same.
8190 * tree.c (get_file_function_name): Same.
8192 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8195 * predict.def (PRED_INDIR_CALL): Set to 86.
8197 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8199 PR preprocessor/54124
8200 * doc/cppopts.texi: Reformat -d subtable to list the full name
8201 of the options. Add cross-reference to the docs for the general
8202 compiler -d options.
8203 * doc/invoke.texi (Developer Options): Add cross-reference to the
8204 preprocessor-specific -d option documentation.
8206 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8208 PR preprocessor/13498
8209 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8210 redudant material, and reflect new command-line options.
8211 (System Headers): Likewise.
8213 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8215 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8216 -isystem, and -idirafter. Copy-edit.
8217 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8218 default for -ftrack-macro-expansion. Delete obsolete and
8219 badly-formatted implementation details about -fdebug-cpp output.
8220 * doc/cppwarnopts.texi: Copy-edit.
8222 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8225 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8226 that the transition from a max line width >= 1<<10 to narrower
8227 lines works correctly.
8229 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8231 * doc/options.texi (PerFunction): New.
8232 * opt-functions.awk (switch_flags): Map both Optimization and
8233 PerFunction to CL_OPTIMIZATION.
8234 * opth-gen.awk: Test for PerFunction flag along with
8236 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8237 it only when the latter is present. Skip those that don't in
8238 the hash function generator.
8239 * common.opt (fvar-tracking): Mark as PerFunction instead of
8241 (fvar-tracking-assignments): Likewise.
8242 (fvar-tracking-assignments-toggle): Likewise.
8243 (fvar-tracking-uninit): Likewise.
8245 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8247 PR translation/79018
8248 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8251 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8254 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8255 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8256 TARGET_LONG_JUMP_TABLE_OFFSETS.
8257 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8258 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8259 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8260 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8261 * config/m68k/m68k.md (tablejump expander): Likewise.
8262 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8263 TARGET_LONG_JUMP_TABLE_OFFSETS.
8264 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8265 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8267 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8268 David Holsgrove <david.holsgrove@xilinx.com>
8270 * common/config/microblaze/microblaze-common.c
8271 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8272 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8274 * config/microblaze/microblaze.c (microblaze_must_save_register)
8275 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8277 (microblaze_eh_return): New function.
8278 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8279 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8280 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8281 * config/microblaze/microblaze.md (eh_return): New pattern.
8283 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8285 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8286 GCC_DIAGNOSTIC_STRINGIFY): Define.
8288 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8290 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8292 * config/arm/arm.md (<mcrr>): New.
8294 * config/arm/arm.c (arm_arch5te): New.
8295 (arm_option_override): Set arm_arch5te.
8296 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8298 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8299 (arm_mcrr_qualifiers): ... this. New.
8300 (MRRC_QUALIFIERS): Define to...
8301 (arm_mrrc_qualifiers): ... this. New.
8302 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8304 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8305 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8306 (MRRCI, mrrc, MRRC): New.
8307 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8308 VUNSPEC_MRRC2): New.
8310 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8312 * config/arm/arm.md (<mcr>): New.
8314 * config/arm/arm.c (arm_coproc_builtin_available): Add
8315 support for mcr, mrc, mcr2 and mrc2.
8316 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8317 (arm_mcr_qualifiers): ... this. New.
8318 (MRC_QUALIFIERS): Define to ...
8319 (arm_mrc_qualifiers): ... this. New.
8320 (MCR_QUALIFIERS): Define to ...
8321 (arm_mcr_qualifiers): ... this. New.
8322 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8324 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8325 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8326 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8329 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8331 * config/arm/arm.md (*ldc): New.
8335 * config/arm/arm.c (arm_coproc_builtin_available): Add
8336 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8337 (arm_coproc_ldc_stc_legitimate_address): New.
8338 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8339 'qualifier_const_pointer'.
8340 (LDC_QUALIFIERS): Define to...
8341 (arm_ldc_qualifiers): ... this. New.
8342 (STC_QUALIFIERS): Define to...
8343 (arm_stc_qualifiers): ... this. New.
8344 * config/arm/arm-protos.h
8345 (arm_coproc_ldc_stc_legitimate_address): New.
8346 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8347 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8348 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8349 stc2, stcl, stc2l): New.
8350 * config/arm/constraints.md (Uz): New.
8351 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8352 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8353 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8354 VUNSPEC_STC2L): New.
8356 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8358 * config/arm/arm.md (<cdp>): New.
8359 * config/arm/arm.c (neon_const_bounds): Rename this ...
8360 (arm_const_bounds): ... this.
8361 (arm_coproc_builtin_available): New.
8362 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8363 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8364 (CDP_QUALIFIERS): Define to...
8365 (arm_cdp_qualifiers): ... this. New.
8367 (arm_expand_builtin_args): Add case for 6 arguments.
8368 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8369 (arm_const_bounds): ... this.
8370 (arm_coproc_builtin_available): New.
8371 * config/arm/arm_acle.h (__arm_cdp): New.
8373 * config/arm/arm_acle_builtins.def (cdp): New.
8375 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8376 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8378 * config/arm/types.md (coproc): New.
8379 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8380 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8381 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8382 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8384 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8386 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8387 (UBINOP_QUALIFIERS): New.
8389 (acle_builtin_data): New. Change comment.
8390 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8391 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8392 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8393 arm_acle_builtins.def.
8394 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8395 (arm_init_acle_builtins): New.
8396 (CRC32_BUILTIN): Remove.
8397 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8398 crc32cb, crc32ch and crc32cw.
8399 (arm_init_crc32_builtins): Remove.
8400 (arm_init_builtins): Use arm_init_acle_builtins rather
8401 than arm_init_crc32_builtins.
8402 (arm_expand_acle_builtin): New.
8403 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8404 * config/arm/arm_acle_builtins.def: New.
8406 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8408 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8409 (arm_builtin_datum): ... this.
8410 (arm_init_neon_builtin): Rename to ...
8411 (arm_init_builtin): ... this. Add a new parameters PREFIX
8412 and USE_SIG_IN_NAME.
8413 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8414 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8415 'arm_builtin_datum'.
8416 (arm_init_vfp_builtins): Likewise.
8417 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8418 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8419 (arm_expand_neon_args): Rename to ...
8420 (arm_expand_builtin_args): ... this. Rename builtin_arg
8421 enum values and differentiate between ARG_BUILTIN_MEMORY
8422 and ARG_BUILTIN_NEON_MEMORY.
8423 (arm_expand_neon_builtin_1): Rename to ...
8424 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8425 values, arm_expand_builtin_args and add bool parameter NEON.
8426 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8427 (arm_expand_vfp_builtin): Likewise.
8428 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8430 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8433 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8434 * predict.c (tree_estimate_probability_bb): Reverse direction of
8435 polymorphic call predictor.
8437 2017-01-06 David Malcolm <dmalcolm@redhat.com>
8439 * passes.c (execute_one_pass): Split out pass-skipping logic into...
8440 (determine_pass_name_match): ...this new function and...
8441 (should_skip_pass_p): ...this new function.
8443 2017-01-06 Nathan Sidwell <nathan@acm.org>
8445 * ipa-visibility.c (function_and_variable_visibility): Reformat
8446 comments and long lines. Remove extrneous if.
8447 * symtab.c (symtab_node::make_decl_local): Fix code format.
8448 (symtab_node::set_section_for_node): Fix comment typo.
8450 2017-01-06 Martin Liska <mliska@suse.cz>
8453 * lra-constraints.c: Rename invariant to lra_invariant.
8454 * predict.c (set_even_probabilities): Initialize e to NULL.
8456 2017-01-05 Martin Sebor <msebor@redhat.com>
8458 PR tree-optimization/78910
8459 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8460 (format_integer): Correct off-by-one error in the handling
8461 of precision with negative numbers in signed conversions..
8463 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
8465 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8467 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8469 PR tree-optimization/71016
8470 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8471 factor_out_conditional_conversion. Formatting fix.
8472 (factor_out_conditional_conversion): Add cond_stmt argument.
8473 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8474 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8477 2017-01-05 David Malcolm <dmalcolm@redhat.com>
8479 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8480 read-rtl-function.o, and selftest-rtl.o.
8481 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8482 (selftest::aarch64_test_loading_full_dump): New function.
8483 (selftest::aarch64_run_selftests): New function.
8484 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8485 selftest::aarch64_run_selftests.
8486 * config/i386/i386.c
8487 (selftest::ix86_test_loading_dump_fragment_1): New function.
8488 (selftest::ix86_test_loading_call_insn): New function.
8489 (selftest::ix86_test_loading_full_dump): New function.
8490 (selftest::ix86_test_loading_unspec): New function.
8491 (selftest::ix86_run_selftests): Call the new functions.
8492 * emit-rtl.c (maybe_set_max_label_num): New function.
8493 * emit-rtl.h (maybe_set_max_label_num): New decl.
8494 * function.c (instantiate_decls): Guard call to
8495 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8496 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8498 * gensupport.c (gen_reader::gen_reader): Pass "false"
8499 for new "compact" param of rtx_reader.
8500 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8501 rather than an empty string for NULL strings.
8502 * read-md.c: Potentially include config.h rather than bconfig.h.
8503 Wrap include of errors.h with #ifdef GENERATOR_FILE.
8504 (have_error): New global, copied from errors.c.
8505 (md_reader::read_name): Rename to...
8506 (md_reader::read_name_1): ...this, adding "out_loc" param,
8507 and converting "missing name or number" to returning false, rather
8509 (md_reader::read_name): Reimplement in terms of read_name_1.
8510 (md_reader::read_name_or_nil): New function.
8511 (md_reader::read_string): Handle "(nil)" by returning NULL.
8512 (md_reader::md_reader): Add new param "compact".
8513 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
8514 (md_reader::read_file): New method.
8515 * read-md.h (md_reader::md_reader): Add new param "compact".
8516 (md_reader::read_file): New method.
8517 (md_reader::is_compact): New accessor.
8518 (md_reader::read_name): Convert return type from void to file_location.
8519 (md_reader::read_name_or_nil): New decl.
8520 (md_reader::read_name_1): New decl.
8521 (md_reader::m_compact): New field.
8522 (noop_reader::noop_reader): Pass "false" for new "compact" param
8524 (rtx_reader::rtx_reader): Add new "compact" param.
8525 (rtx_reader::read_rtx_operand): Make virtual and convert return
8526 type from void to rtx.
8527 (rtx_reader::read_until): New decl.
8528 (rtx_reader::handle_any_trailing_information): New virtual function.
8529 (rtx_reader::postprocess): New virtual function.
8530 (rtx_reader::finalize_string): New virtual function.
8531 (rtx_reader::m_in_call_function_usage): New field.
8532 (rtx_reader::m_reuse_rtx_by_id): New field.
8533 * read-rtl-function.c: New file.
8534 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
8535 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
8536 (selftest::verify_three_block_rtl_cfg): New decl.
8537 * read-rtl-function.h: New file.
8538 * read-rtl.c: Potentially include config.h rather than bconfig.h.
8539 For host, include function.h, memmodel.h, and emit-rtl.h.
8540 (one_time_initialization): New function.
8541 (struct compact_insn_name): New struct.
8542 (compact_insn_names): New array.
8543 (find_code): Handle insn codes in compact dumps.
8544 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
8545 (bind_subst_iter_and_attr): Likewise.
8546 (add_condition_to_string): Likewise.
8547 (add_condition_to_rtx): Likewise.
8548 (apply_attribute_uses): Likewise.
8549 (add_current_iterators): Likewise.
8550 (apply_iterators): Likewise.
8551 (initialize_iterators): Guard usage of apply_subst_iterator with
8552 #ifdef GENERATOR_FILE.
8553 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
8554 (md_reader::read_mapping): Likewise.
8555 (add_define_attr_for_define_subst): Likewise.
8556 (add_define_subst_attr): Likewise.
8557 (read_subst_mapping): Likewise.
8558 (check_code_iterator): Likewise.
8559 (rtx_reader::read_rtx): Likewise. Move one-time initialization
8561 (one_time_initialization): New function.
8562 (rtx_reader::read_until): New method.
8563 (read_flags): New function.
8564 (parse_reg_note_name): New function.
8565 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
8566 Handle reuse_rtx ids.
8567 Wrap iterator lookup within #ifdef GENERATOR_FILE.
8568 Add parsing support for RTL dumps, mirroring the special-cases in
8569 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
8570 values, and calling handle_any_trailing_information.
8571 (rtx_reader::read_rtx_operand): Convert return type from void
8572 to rtx, returning return_rtx. Handle case 'e'. Call
8573 finalize_string on XSTR and XTMPL fields.
8574 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
8575 "(nil)" values were omitted. Call the postprocess vfunc on the
8577 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
8578 class ctor. Initialize m_in_call_function_usage. Call
8579 one_time_initialization.
8580 * rtl-tests.c (selftest::test_uncond_jump): Call
8581 set_new_first_and_last_insn.
8582 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
8583 * selftest-rtl.c: New file.
8584 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
8585 (selftest::get_insn_by_uid): New decl.
8586 * selftest-run-tests.c (selftest::run_tests): Call
8587 read_rtl_function_c_tests.
8588 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
8589 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
8592 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
8594 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
8595 operands in a special way. Assert that pos+len <= mode precision.
8597 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8599 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
8600 3 argument Alias with unlimited for the negative form.
8601 (fno-vect-cost-model): Removed.
8603 2017-01-05 Martin Liska <mliska@suse.cz>
8605 * hsa-gen.c (gen_hsa_divmod): New function.
8606 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
8608 2017-01-05 Martin Liska <mliska@suse.cz>
8611 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
8614 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8616 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
8617 small constant length operands.
8619 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8621 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
8622 between loop iterations.
8624 2017-01-05 Martin Liska <mliska@suse.cz>
8627 * gimplify.c (gimplify_decl_expr): Compare to
8628 asan_poisoned_variables instread of checking flags.
8629 (gimplify_target_expr): Likewise.
8630 (gimplify_expr): Likewise.
8631 (gimplify_function_tree): Conditionally initialize
8632 asan_poisoned_variables.
8634 2017-01-04 Jeff Law <law@redhat.com>
8636 PR tree-optimizatin/78812
8637 * rtl.h (contains_mem_rtx_p): Prototype.
8638 * ifcvt.c (containts_mem_rtx_p): Move from here to...
8639 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
8640 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
8641 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
8642 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
8644 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8646 * input.c (assert_char_at_range): Default-initialize actual_range.
8648 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8650 * df-scan.c (df_ref_create_structure): Make regno unsigned,
8651 to match the caller.
8653 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8655 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
8656 insns after final jump in test to emit dummy move.
8658 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8660 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
8661 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
8663 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8665 * multiple_target.c (create_dispatcher_calls): Init e_next.
8666 * tree-ssa-loop-split.c (split_loop): Init border.
8667 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
8670 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8675 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
8676 (altivec_register_operand): Do not return true if the operand
8677 contains a SUBREG mixing SImode and SFmode.
8678 (vsx_register_operand): Likewise.
8679 (vsx_reg_sfsubreg_ok): New predicate.
8680 (vfloat_operand): Do not return true if the operand contains a
8681 SUBREG mixing SImode and SFmode.
8682 (vint_operand): Likewise.
8683 (vlogical_operand): Likewise.
8684 (gpc_reg_operand): Likewise.
8685 (int_reg_operand): Likewise.
8686 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
8687 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
8688 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
8690 (rs6000_emit_move_si_sf_subreg): New helper function.
8691 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
8692 fixup SUBREGs involving SImode and SFmode.
8693 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
8694 numbers for the new peephole2 optimization.
8695 (peephole2 for SFmode unions): New peephole2 to optimize cases in
8696 the GLIBC math library that do AND/IOR/XOR operations on single
8697 precision floating point.
8698 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
8699 target macros to say whether we need to avoid SUBREGs mixing
8701 (TARGET_ALLOW_SF_SUBREG): Likewise.
8702 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
8703 (UNSPEC_SI_FROM_SF): Likewise.
8704 (iorxor): Change spacing.
8705 (and_ior_xor): New iterator for AND, IOR, and XOR.
8706 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
8707 (movdi_from_sf_zero_ext): Likewise.
8708 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
8709 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
8710 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
8711 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
8712 (fms<mode>4): Likewise.
8713 (fnma<mode>4): Likewise.
8714 (fnms<mode>4): Likewise.
8715 (nfma<mode>4): Likewise.
8716 (nfms<mode>4): Likewise.
8718 2017-01-04 Marek Polacek <polacek@redhat.com>
8721 * doc/invoke.texi: Document -Wpointer-compare.
8723 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8725 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
8728 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
8729 descriptions for -gdwarf-5 and emit them as uleb128 instead of
8732 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
8735 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
8736 documentation of the powerpc_popcntb_ok attribute.
8737 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8738 code to issue warning messages if a requested CPU configuration is
8739 not supported by the binary (assembler and loader) toolchain.
8740 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
8741 made to define a built-in function that has been disabled.
8742 (paired_init_builtins): Add assertion to prevent ICE if attempt is
8743 made to define a built-in function that has been disabled.
8744 (altivec_init_builtins): Add comment explaining why definition
8745 of the DST built-in functions is not preceded by an assertion
8746 check. Add assertions to prevent ICE if attempts are made to
8747 define an altivec predicate or an abs* built-in function that has
8749 (htm_init_builtins): Add comment explaining why definition of the
8750 htm built-in functions is not preceded by an assertion check.
8752 2017-01-04 Jeff Law <law@redhat.com>
8754 PR tree-optimizatin/67955
8755 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
8756 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
8757 the points-to solution does not include pt_null. Use DECL_PT_UID
8760 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
8762 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
8763 Use gen_int_mode instead of gen_lopwart for const_int operands.
8765 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8767 PR tree-optimization/71563
8768 * match.pd: Simplify X << Y into X if Y is known to be 0 or
8769 out of range value - has low bits known to be zero.
8771 2017-01-04 Alan Modra <amodra@gmail.com>
8773 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
8774 * configure: Regenerate.
8775 * config.in: Regenerate.
8777 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8780 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
8781 a substring of the message, but strcmp with the whole message. Ifdef
8782 ENABLE_NLS, translate the message first using dgettext.
8784 2017-01-03 Jeff Law <law@redhat.com>
8786 PR tree-optimizatin/78856
8787 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
8788 (mark_threaded_blocks): Remove code to truncate thread paths that
8789 cross multiple loop headers. Instead invalidate the cached loop
8790 iteration information and handle case of a thread path walking
8791 into an irreducible region.
8793 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8796 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
8797 assertions. Add support for doing the signbit if the IEEE 128-bit
8798 floating point value is in a GPR.
8799 * config/rs6000/rs6000.md (Fsignbit): Delete.
8800 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
8801 Update the length attribute if the value is in a GPR.
8802 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
8803 the sign or zero extension instruction, since the value is always 0/1.
8804 (signbit<mode>2_dm2): Delete using <Fsignbit>.
8807 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
8808 extracting SImode to a GPR register so that we can generate a
8809 store, limit the vector to be in a traditional Altivec register
8810 for the vextuwrx instruction.
8812 2017-01-03 Ian Lance Taylor <iant@google.com>
8814 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
8816 2017-01-03 Martin Sebor <msebor@redhat.com>
8818 PR tree-optimization/78696
8819 * gimple-ssa-sprintf.c (format_floating): Correct handling of
8820 precision. Use MPFR for %f for greater fidelity. Correct handling
8822 (pass_sprintf_length::compute_format_length): Set width and precision
8823 specified by asrerisk to void_node for vararg functions.
8824 (try_substitute_return_value): Adjust dump output.
8826 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
8828 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
8830 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
8832 * doc/invoke.texi (SPARC options): Document -mlra as the default.
8833 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
8834 -mlra/-mno-lra was passed to the compiler.
8836 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
8838 PR rtl-optimization/65618
8839 * emit-rtl.c (try_split): Move initialization of "before" and
8840 "after" to just before the call to emit_insn_after_setloc.
8842 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8844 * doc/md.texi (Standard Names): Remove reference to Java frontend.
8846 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
8848 * dwarf2out.c (gen_enumeration_type_die): When
8849 -gno-strict-dwarf, add a DW_AT_encoding attribute.
8851 2017-01-03 Jakub Jelinek <jakub@redhat.com>
8853 PR tree-optimization/78965
8854 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8855 Change first argument from const call_info & to call_info &. For %n
8856 set info.nowrite to false.
8859 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
8860 possibly throwing calls.
8862 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
8863 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
8864 and fns handling, rather than in a separate case SSA_NAME.
8866 2017-01-02 Jeff Law <law@redhat.com>
8868 * config/darwin-driver.c (darwin_driver_init): Const-correctness
8869 fixes for first_period and second_period variables.
8871 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
8875 (*insvqi_1): New insn pattern.
8876 (*insvqi_1_mem_rex64): Ditto.
8878 (*insvqi_3): Rename from *insvqi.
8880 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
8882 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8884 * doc/cfg.texi (Edges): Remove reference to Java.
8885 (Maintaining the CFG): Ditto.
8887 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8890 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
8891 transparent aliases.
8893 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8896 * predict.def (PRED_CALL): Update hitrate.
8897 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
8898 * predict.c (tree_estimate_probability_bb): Split CALL predictor
8899 into direct/indirect/polymorphic variants.
8901 2017-01-01 Jakub Jelinek <jakub@redhat.com>
8903 Update copyright years.
8905 * gcc.c (process_command): Update copyright notice dates.
8906 * gcov-dump.c (print_version): Ditto.
8907 * gcov.c (print_version): Ditto.
8908 * gcov-tool.c (print_version): Ditto.
8909 * gengtype.c (create_file): Ditto.
8910 * doc/cpp.texi: Bump @copying's copyright year.
8911 * doc/cppinternals.texi: Ditto.
8912 * doc/gcc.texi: Ditto.
8913 * doc/gccint.texi: Ditto.
8914 * doc/gcov.texi: Ditto.
8915 * doc/install.texi: Ditto.
8916 * doc/invoke.texi: Ditto.
8918 Copyright (C) 2017 Free Software Foundation, Inc.
8920 Copying and distribution of this file, with or without modification,
8921 are permitted in any medium without royalty provided the copyright
8922 notice and this notice are preserved.