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1 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3 PR tree-optimization/79697
4 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
5 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
6 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
7 BUILT_IN_STRNDUP.
8 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
9 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
11 2017-04-28 Martin Sebor <msebor@redhat.com>
13 PR tree-optimization/80523
14 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
15 (init_target_to_host_charmap, target_to_host, target_strtol10): New
16 functions.
17 (maybe_warn, format_directive, parse_directive): Use new functions.
18 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
20 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
22 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
24 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
26 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
27 target_header_dir): Set correctly.
28 * configure: Regenerated.
29 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
30 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
31 instead of SYSTEM_HEADER_DIR.
33 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
35 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
36 (estimate_local_effects): Likewise.
37 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
38 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
39 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
40 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
41 do_estimate_edge_time, estimate_edge_time): Likewise.
42 * ipa-inline-analysis.c (estimate_node_size_and_time,
43 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
44 (estimate_time_after_inlining): Remove.
46 2017-04-28 Martin Liska <mliska@suse.cz>
48 * doc/gcov.texi: Enhance documentation of gcov.
50 2017-04-28 Martin Liska <mliska@suse.cz>
52 * doc/gcov.texi: Sort options in alphabetic order.
53 * doc/gcov-dump.texi: Likewise.
54 * doc/gcov-tool.texi: Likewise.
55 * gcov.c (print_usage): Likewise.
56 * gcov-dump.c (print_usage): Likewise.
57 * gcov-tool.c (print_merge_usage_message): Likewise.
58 (print_rewrite_usage_message): Likewise.
59 (print_overlap_usage_message): Likewise.
61 2017-04-28 Martin Liska <mliska@suse.cz>
63 PR gcov-profile/53915
64 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
66 2017-04-28 Martin Liska <mliska@suse.cz>
68 PR gcov-profile/79891
69 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
70 is marked by compiler as living on a line.
71 (get_cycles_count): Remove usage of the union.
72 (output_intermediate_file): Likewise.
73 (find_source): Fix GNU coding style.
74 (accumulate_line_counts): Remove old non-all block mode.
75 (output_lines): Remove usage of the union.
76 * profile.c (output_location): Include all BBs, even if
77 belonging to a same line (and file) as a previous BB.
79 2017-04-28 Martin Liska <mliska@suse.cz>
81 * gcov.c (process_args): Handle new argument 'w'.
82 (read_graph_file): Assign ID to BBs.
83 (output_branch_count): Display BB # if verbose flag is set.
84 (output_lines): Likewise for arcs.
85 (print_usage): Add '--verbose' option help.
86 * doc/gcov.texi: Document --verbose (-w) option.
88 2017-04-28 Martin Liska <mliska@suse.cz>
90 * gcov.c (struct block_location_info): New struct.
91 (process_file): Fill up the new structure.
92 (read_graph_file): Replace usage of encoding by the newly added
93 struct.
94 (add_line_counts): Likewise.
95 (accumulate_line_counts): Remove usage of the union.
96 (function_info::function_info): New function.
97 (function_info::~function_info): Likewise.
98 (process_file): Call delete instead of release_function.
99 (release_function): Release the function.
100 (release_structures): Call delete instead of release_function.
101 (solve_flow_graph): Replace usage of num_blocks.
102 (find_exception_blocks): Likewise.
103 (output_lines): Fix GNU coding style.
105 2017-04-28 Martin Liska <mliska@suse.cz>
107 PR driver/56469
108 * coverage.c (coverage_remove_note_file): New function.
109 * coverage.h: Declare the function.
110 * toplev.c (finalize): Clean if an error has been seen.
112 2017-04-28 Martin Liska <mliska@suse.cz>
114 PR gcov-profile/80031
115 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
116 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
117 * gcov.c (read_graph_file): Read just number of blocks.
118 * profile.c (branch_prob): Do not stream 0 flags per a basic
119 block.
121 2017-04-28 Martin Liska <mliska@suse.cz>
123 * gcov-dump.c (tag_*): Add new argument to declarations.
124 (dump_gcov_file): Likewise.
125 (tag_blocks): Add and use new argument depth.
126 (tag_arcs): Likewise.
127 (tag_lines): Likewise.
128 (tag_counters): Likewise.
129 (tag_summary): Likewise.
130 (dump_working_sets): Use depth to do a proper indentation.
132 2017-04-28 Jakub Jelinek <jakub@redhat.com>
134 PR bootstrap/80531
135 * cgraph.h (symtab_node::debug_symtab): No longer inline.
136 * symtab.c (symtab_node::debug_symtab): Move definition here.
138 2017-04-28 Richard Biener <rguenther@suse.de>
140 * lto-streamer.h (LTO_major_version): Bump to 7.
142 2017-04-28 Richard Biener <rguenther@suse.de>
144 * tree-vrp.c (assert_info): New struct.
145 (add_assert_info): New helper.
146 (register_edge_assert_for_2): Refactor to add asserts to a vector
147 of assert_info.
148 (register_edge_assert_for_1): Likewise.
149 (register_edge_assert_for): Likewise.
150 (finish_register_edge_assert_for): New helper actually registering
151 asserts where live on edge.
152 (find_conditional_asserts): Adjust.
153 (find_switch_asserts): Likewise.
154 (evrp_dom_walker::try_find_new_range): Generalize.
155 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
157 2017-04-27 Marek Polacek <polacek@redhat.com>
159 PR sanitizer/80349
160 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
161 arg10 and arg11 to itype.
163 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
165 * doc/extend.texi (Object Size Checking): Improve grammar.
167 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
169 PR target/80530
170 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
171 that the logic for permitting reciprocal estimates matches that
172 in use_rsqrt_p.
174 2017-04-27 Jakub Jelinek <jakub@redhat.com>
176 PR c++/80534
177 * tree.c (type_cache_hasher::equal): Only compare
178 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
179 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
180 non-aggregate element types.
181 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
182 about the flag on ARRAY_TYPEs in the comment, formatting fix.
184 2017-04-27 Richard Biener <rguenther@suse.de>
186 PR middle-end/80533
187 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
188 stripping ARRAY_REFs from MEM_EXPR make sure we're not
189 keeping a reference to a trailing array.
191 2017-04-27 Richard Biener <rguenther@suse.de>
193 PR middle-end/80539
194 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
195 being in loop-closed SSA form conservatively.
196 (chrec_fold_multiply_poly_poly): Likewise.
198 2017-04-27 Tamar Christina <tamar.christina@arm.com>
200 PR middle-end/79665
201 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
202 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
204 2017-04-27 Jakub Jelinek <jakub@redhat.com>
206 PR target/77728
207 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
208 (aarch64_function_arg_alignment): Return unsigned int again, but still
209 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
210 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
211 Don't emit -Wpsabi note.
212 (aarch64_function_arg_boundary): Likewise.
213 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
214 caller.
216 2017-04-26 Nathan Sidwell <nathan@acm.org>
218 * tree.h (crc32_unsigned_n): Declare.
219 (crc32_unsigned, crc32_unsigned): Make inline.
220 * tree.c (crc32_unsigned_bits): Replace with ...
221 (crc32_unsigned_n): ... this.
222 (crc32_unsigned, crc32_byte): Remove.
223 (crc32_string): Remove unnecessary braces.
225 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
227 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
228 * ipa-inline-analysis.c (MAX_TIME): Remove.
229 (account_size_time): Use sreal for time.
230 (dump_inline_summary): Update.
231 (estimate_function_body_sizes): Update.
232 (estimate_edge_size_and_time): Update.
233 (estimate_calls_size_and_time): Update.
234 (estimate_node_size_and_time): Update.
235 (inline_merge_summary): Update.
236 (inline_update_overall_summary): Update.
237 (estimate_time_after_inlining): Update.
238 (inline_read_section): Update.
239 (inline_write_summary): Update.
240 * ipa-inline.c (compute_uninlined_call_time): Update.
241 (compute_inlined_call_time): Update.
242 (recursive_inlining): Update.
243 (inline_small_functions): Update.
244 (dump_overall_stats): Update.
245 * ipa-inline.h: Include sreal.h.
246 (size_time_entry): Turn time to sreal.
247 (inline_summary): Turn self_time nad time to sreal.
249 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
251 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
252 data-streamer.h
253 (sreal::stream_out, sreal::stream_in): New.
254 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
256 2017-04-25 Jakub Jelinek <jakub@redhat.com>
258 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
259 environment.
261 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
263 PR target/70799
264 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
265 Handle ASHIFTRT.
266 (dimode_scalar_chain::compute_convert_gain): Ditto.
267 (dimode_scalar_chain::make_vector_copies): Ditto.
268 (dimode_scalar_chain::convert_reg): Ditto.
269 (dimode_scalar_chain::convert_insn): Ditto.
270 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
271 (VI248_AVX512BW_1): New mode iterator.
272 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
273 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
274 mode iterator.
276 2017-04-25 Martin Sebor <msebor@redhat.com>
278 PR tree-optimization/80497
279 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
280 constants are representable in HOST_WIDE_INT.
281 (parse_directive): Ditto.
283 2017-04-25 Martin Sebor <msebor@redhat.com>
285 PR bootstrap/80486
286 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
287 (new_zero_array): Adjust signature.
288 (dom_info::dom_init): Used unsigned rather that size_t.
289 (dom_info::dom_info): Same.
291 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
292 Jakub Jelinek <jakub@redhat.com>
294 PR target/77728
295 * config/arm/arm.c: Include gimple.h.
296 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
297 returns negative, increment ncrn only if it returned positive.
298 (arm_needs_doubleword_align): Return int instead of bool,
299 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
300 members, but if there is any such non-FIELD_DECL
301 > PARM_BOUNDARY aligned decl, return -1 instead of false.
302 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
303 returns negative, increment nregs only if it returned positive.
304 (arm_setup_incoming_varargs): Likewise.
305 (arm_function_arg_boundary): Emit -Wpsabi note if
306 arm_needs_doubleword_align returns negative, return
307 DOUBLEWORD_ALIGNMENT only if it returned positive.
309 2017-04-25 Marek Polacek <polacek@redhat.com>
311 PR sanitizer/80349
312 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
313 first argument to type.
315 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
317 PR target/80482
318 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
319 type checks to test for compatibility instead of equality.
321 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
322 Jakub Jelinek <jakub@redhat.com>
324 PR target/77728
325 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
326 type.
327 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
328 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
329 the alignment computation, but return their maximum in warn_alignment.
330 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
331 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
332 is smaller.
333 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
334 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
335 caller.
337 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
339 * config/arc/simdext.md (dmpyh): Fix typo.
341 2017-04-25 Richard Biener <rguenther@suse.de>
343 PR tree-optimization/80492
344 * alias.c (compare_base_decls): Handle registers with asm
345 specification conservatively.
346 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
347 compare_base_decls returning dont-know properly.
349 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
351 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
352 (legitimate_offset_address_p): New function.
353 (arc_legitimate_address_p): Use above function.
355 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
357 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
359 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
361 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
362 ACCH registers whenever they are available.
364 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
366 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
367 double regs fix when not used.
369 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
371 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
372 core registers.
373 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
374 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
376 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
378 * config/arc/arc.c (arc_output_addsi): Check for h-register class
379 when emitting short ADD instructions.
381 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
383 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
384 constraint.
385 (cmpsi_cc_c_insn): Likewise.
386 (cbranchsi4_scratch): Compute proper instruction length using
387 compact_hreg_operand.
388 * config/arc/predicates.md (compact_hreg_operand): New predicate.
390 2017-04-25 Richard Biener <rguenther@suse.de>
392 PR middle-end/80509
393 * passes.c (pass_manager::pass_manager): Initialize
394 m_name_to_pass_map.
396 2017-04-25 Richard Biener <rguenther@suse.de>
398 PR tree-optimization/79201
399 * tree-ssa-sink.c (statement_sink_location): Handle calls.
401 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
403 PR target/80464
404 * config/s390/vector.md: Split MEM->GPR vector moves for
405 non-s_operand addresses.
407 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
409 PR target/79895
410 * config/s390/predicates.md (reload_const_wide_int_operand): New
411 predicate.
412 * config/s390/s390.md ("movti"): Remove d/P alternative.
413 ("movti_bigconst"): New pattern definition.
415 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
417 PR target/80080
418 * s390-protos.h (s390_expand_cs_hqi): Removed.
419 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
420 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
421 modes as well as CCZ1mode and CCZmode.
422 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
423 signature of s390_emit_compare_and_swap.
424 (s390_expand_cs_hqi): Likewise, make static.
425 (s390_expand_cs_tdsi): Generate an explicit compare before trying
426 compare-and-swap, in some cases.
427 (s390_expand_cs): Wrapper function.
428 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
429 atomic_exchange.
430 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
431 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
432 patterns for small and large integers. Forbid symref memory operands.
433 Move expander to s390.c. Require cc register.
434 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
435 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
436 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
437 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
438 symref memory operands. Remove CC mode and call s390_match_ccmode
439 instead.
440 ("atomic_exchange<mode>"): Allow and implement all integer modes.
442 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
444 * config/s390/s390.md (define_peephole2): New peephole to help
445 combining the load-and-test pattern with volatile memory.
447 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
449 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
450 with CCZmode for TARGET_Z196.
452 2017-04-25 Jakub Jelinek <jakub@redhat.com>
454 PR rtl-optimization/80501
455 * combine.c (make_compound_operation_int): Set subreg_code to SET
456 even for AND with mask of the sign bit of mode.
458 PR rtl-optimization/80500
459 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
460 sum's initial value.
462 2017-04-25 Julian Brown <julian@codesourcery.com>
463 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
465 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
467 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
469 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
471 2017-04-25 Julian Brown <julian@codesourcery.com>
472 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
474 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
475 (thunderx2t99_sha): New Reservation.
477 2017-04-25 Julian Brown <julian@codesourcery.com>
478 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
480 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
481 type for 1-element load.
483 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
485 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
487 2017-04-24 Martin Jambor <mjambor@suse.cz>
489 PR tree-optimization/80293
490 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
491 char arrays not totally scalarizable if it is false.
492 (analyze_all_variable_accesses): Pass correct value in the new
493 parameter. Add a statistics counter.
495 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
497 PR middle-end/79931
498 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
500 2017-04-24 Richard Biener <rguenther@suse.de>
502 PR tree-optimization/80494
503 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
504 out for complex types.
506 2017-04-24 Richard Biener <rguenther@suse.de>
508 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
509 * tree-ssa-sccvn.c (print_scc): Print SCC size.
510 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
511 (DFS): Adjust and never fail.
512 (sccvn_dom_walker::fail): Remove.
513 (sccvn_dom_walker::before_dom_children): Adjust.
514 (run_scc_vn): Likewise and never fail.
515 * tree-ssa-pre.c (pass_pre::execute): Adjust.
516 (pass_fre::execute): Likewise.
518 2017-04-24 Richard Biener <rguenther@suse.de>
520 PR tree-optimization/79725
521 * tree-ssa-sink.c (statement_sink_location): Return whether
522 failure reason was zero uses. Move that check later.
523 (sink_code_in_bb): Deal with zero uses by removing the stmt
524 if possible.
526 2017-04-24 Richard Biener <rguenther@suse.de>
528 PR c++/2972
529 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
530 pointer-based references.
532 2017-04-24 Richard Biener <rguenther@suse.de>
534 PR bootstrap/79814
535 * pass_manager.h (pass_manager::operator new): Remove.
536 (pass_manager::operator delete): Likewise.
537 * passes.c (pass_manager::operator new): Remove.
538 (pass_manager::operator delete): Likewise.
539 (pass_manager::pass_manager): Zero individual pass members.
541 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
543 PR target/70799
544 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
545 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
546 Check "XEXP (src, 1)" operand here.
547 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
548 Check "XEXP (src, 1)" operand here.
549 (dimode_scalar_chain::make_vector_copies): Detect count register
550 of a shift instruction. Zero extend count register from QImode
551 to DImode to satisfy vector shift pattern count operand predicate.
552 Substitute vector shift count operand with a DImode copy.
553 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
554 vector register.
556 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
559 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
560 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
561 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
562 (UNSPEC_NOREX_MEM): Remove definition.
564 2017-04-21 Richard Biener <rguenther@suse.de>
566 PR tree-optimization/79547
567 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
568 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
569 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
570 without any constraints.
572 2017-04-21 Richard Biener <rguenther@suse.de>
574 PR tree-optimization/78847
575 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
577 2017-04-21 Richard Biener <rguenther@suse.de>
579 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
580 (build_distinct_type_copy): Likewise.
581 (build_variant_type_copy): Likewise.
582 * tree.c (build_qualified_type): Pass down mem-stat info.
583 (build_distinct_type_copy): Likewise.
584 (build_variant_type_copy): Likewise.
586 2017-04-21 Richard Biener <rguenther@suse.de>
588 PR tree-optimization/80237
589 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
590 defaulted to NULL.
591 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
592 for a simplified result.
594 2016-04-21 Richard Biener <rguenther@suse.de>
596 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
597 sth as strict as a simple_iv but a chrec without symbols and an
598 operand defined in the loop we are peeling (and not some subloop).
599 (propagate_constants_for_unrolling): Propagate all constants.
601 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
603 PR target/79804
604 * config/i386/i386.c (print_reg): Remove assert for disalowed
605 regno values, call output_operand_lossage instead.
607 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
609 PR target/78090
610 * config/i386/constraints.md (Yc): New register constraint.
611 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
612 Use Yc constraint for alternative 2 of operand 0. Remove
613 preferred_for_speed attribute.
615 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
617 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
618 lastprivate clauses in SIMT case.
620 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
622 * doc/invoke.texi (-Wextra-semi): Document new warning option.
624 2017-04-20 Richard Biener <rguenther@suse.de>
626 PR tree-optimization/57796
627 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
628 as N scalar stores.
629 (vect_model_load_cost): Cost gathers as N scalar loads.
631 2017-04-20 Richard Biener <rguenther@suse.de>
633 * ggc-page.c (ggc_allocated_p): Rename to ...
634 (safe_lookup_page_table_entry): ... this and return the lookup
635 result.
636 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
638 2017-04-20 Richard Biener <rguenther@suse.de>
640 PR tree-optimization/80453
641 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
642 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
643 from the conditions.
644 (vn_phi_eq): Pass them down.
645 (vn_phi_lookup): Record them.
646 (vn_phi_insert): Likewise.
648 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
650 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
651 uninitialized variable warning to avoid buffer overrun.
653 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
655 PR other/71250
656 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
657 is suppressed for '{ 0 }' in C.
659 2017-04-20 Jakub Jelinek <jakub@redhat.com>
661 * BASE-VER: Set to 8.0.0.
663 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
665 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
666 priority .init_array and .fini_array section with SECTION_NOTYPE
667 flag.
669 2017-04-20 Jakub Jelinek <jakub@redhat.com>
671 PR middle-end/80423
672 * tree.h (build_array_type): Add typeless_storage default argument.
673 * tree.c (type_cache_hasher::equal): Also compare
674 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
675 (build_array_type): Add typeless_storage argument, set
676 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
677 recursive call.
678 (build_nonshared_array_type): Adjust build_array_type_1 caller.
679 (build_array_type): Likewise. Add typeless_storage argument.
681 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
682 Jakub Jelinek <jakub@redhat.com>
684 PR tree-optimization/80426
685 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
686 operation on symbolic operands, also compute the overflow for the
687 invariant part when the operation degenerates into a negation.
689 2017-04-19 Jakub Jelinek <jakub@redhat.com>
691 PR debug/80461
692 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
693 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
695 PR debug/80436
696 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
698 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
700 PR target/80462
701 * config/avr/avr.c (tree.h): Include it.
702 (cgraph.h): Include it.
703 (avr_encode_section_info): Don't warn for uninitialized progmem
704 variable if it's just an alias.
706 2017-04-19 Richard Biener <rguenther@suse.de>
708 PR ipa/65972
709 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
710 when needed by AutoPGO.
712 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
714 PR lto/50345
715 * doc/lto.texi: Remove an extra 'that'.
717 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
719 PR rtl-optimization/80429
720 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
721 are only used in debug insns.
723 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
724 Vladimir Makarov <vmakarov@redhat.com>
726 * config/sparc/predicates.md (input_operand): Add comment. Return
727 true for any memory operand when LRA is in progress.
728 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
730 2017-04-18 Jeff Law <law@redhat.com>
732 PR target/74563
733 * mips.md ({return,simple_return}_internal): Do not overwrite
734 operands[0].
736 2017-04-18 Jakub Jelinek <jakub@redhat.com>
738 PR tree-optimization/80443
739 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
740 instead of adding 1, subtract -1 and similarly instead of subtracting
741 1 add -1.
743 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
745 PR rtl-optimization/80357
746 * haifa-sched.c (tmp_bitmap): New variable.
747 (model_recompute): Handle duplicate use records.
748 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
749 (free_global_sched_pressure_data): Free it.
751 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
753 Revert:
754 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
755 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
756 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
757 instead of SYSTEM_HEADER_DIR.
759 2017-04-18 Jeff Law <law@redhat.com>
761 PR middle-end/80422
762 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
763 predecessors after walking up the insn chain.
765 2017-04-18 Jakub Jelinek <jakub@redhat.com>
767 PR debug/80263
768 * dwarf2out.c (modified_type_die): Try harder not to emit internal
769 sizetype type into debug info.
771 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
773 PR target/80099
774 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
775 unneeded test for TARGET_UPPER_REGS_SF.
776 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
778 2017-04-18 Jakub Jelinek <jakub@redhat.com>
780 PR sanitizer/80444
781 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
782 instead of gsi_after_labels.
784 2017-04-18 Jeff Law <law@redhat.com>
786 * regcprop.c (maybe_mode_change): Avoid creating copies of the
787 stack pointer.
789 Revert:
790 2017-04-13 Jeff Law <law@redhat.com>
791 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
792 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
794 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
796 PR target/79453
797 * config/avr/avr.c (intl.h): Include it.
798 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
800 2017-04-18 Martin Liska <mliska@suse.cz>
802 PR gcov-profile/78783
803 * gcov-tool.c (gcov_output_files): Validate that destination
804 file is either removed by the tool or by a user.
806 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
807 Guy Benyei <guybe@mellanox.com>
809 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
810 block, and do not negate it, the stored id is already negative.
812 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
814 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
816 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
818 PR target/80098
819 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
820 masks of options that should be turned off if the VSX vector
821 options are turned off.
822 (OTHER_P8_VECTOR_MASKS): Likewise.
823 (OTHER_VSX_VECTOR_MASKS): Likewise.
824 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
825 rs6000_disable_incompatible_switches to validate no type switches
826 like -mvsx.
827 (rs6000_incompatible_switch): New function to disallow turning on
828 other vector options if -mno-vsx, -mno-power8-vector, or
829 -mno-power9-vector are specified.
831 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
833 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
835 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
837 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
838 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
839 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
840 (ARG_POINTER_CFA_OFFSET): Likewise.
842 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
844 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
845 conditions to take advantage of various optimizations.
847 2017-04-13 Jeff Law <law@redhat.com>
849 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
850 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
851 (zero_extendsidi2_dext): Likewise.
853 2017-04-13 Jakub Jelinek <jakub@redhat.com>
855 PR sanitizer/80403
856 * fold-const.c (fold_ternary_loc): Revert
857 use op0 instead of fold_convert_loc (loc, type, arg0) part of
858 2017-04-12 change.
860 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
862 PR rtl-optimization/80343
863 * lra-remat.c (update_scratch_ops): Assign original hard reg to
864 new scratch pseudo.
866 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
868 PR sanitizer/80414
869 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
870 to ubsan_encode_value.
872 2017-04-13 Jeff Law <law@redhat.com>
874 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
875 appearing in DEBUG_INSNs.
877 2017-04-13 Martin Liska <mliska@suse.cz>
879 PR gcov-profile/80413
880 * gcov-io.c (gcov_write_string): Copy to buffer just when
881 allocated size is greater than zero.
883 2017-04-13 Jakub Jelinek <jakub@redhat.com>
885 PR debug/80321
886 * dwarf2out.c (decls_for_scope): Ignore declarations of
887 current_function_decl in BLOCK_NONLOCALIZED_VARS.
889 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
891 PR lto/69953
892 * ipa-visibility.c (non_local_p): Fix typos.
893 (localize_node): When localizing symbol in same comdat group,
894 dissolve the group only when we know external symbols are going
895 to be privatized.
896 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
898 2017-04-12 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/79390
901 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
902 order does not result in usable sequence, retry with reversed operand
903 order.
905 PR sanitizer/80403
906 PR sanitizer/80404
907 PR sanitizer/80405
908 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
909 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
910 op0 instead of fold_convert_loc (loc, type, arg0).
912 2017-04-12 Jeff Law <law@redhat.com>
914 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
915 has a delay slot in the generated code.
917 * config/cris/cris.md (cris_preferred_reload_class): Return
918 GENNONACR_REGS rather than GENERAL_REGS.
920 2017-04-12 Jakub Jelinek <jakub@redhat.com>
922 PR c/80163
923 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
924 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
925 signedness of the result type.
927 2017-04-12 Richard Biener <rguenther@suse.de>
928 Jeff Law <law@redhat.com>
930 PR tree-optimization/80359
931 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
932 trim stores to TARGET_MEM_REFs.
934 2017-04-12 Richard Biener <rguenther@suse.de>
936 PR tree-optimization/79390
937 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
938 threading case even more.
940 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
942 PR target/80382
943 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
944 for quad_address_p for TImode, instead of just not indexed_address.
946 2017-04-12 Richard Biener <rguenther@suse.de>
947 Bernd Edlinger <bernd.edlinger@hotmail.de>
949 PR middle-end/79671
950 * alias.c (component_uses_parent_alias_set_from): Handle
951 TYPE_TYPELESS_STORAGE.
952 (get_alias_set): Likewise.
953 * tree-core.h (tree_type_common): Add typeless_storage flag.
954 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
955 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
956 for types containing members with TYPE_TYPELESS_STORAGE.
957 (place_field): Likewise.
958 (layout_type): Likewise for ARRAY_TYPE.
959 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
960 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
961 TYPE_TYPELESS_STORAGE.
962 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
964 2017-04-12 Jakub Jelinek <jakub@redhat.com>
966 PR sanitizer/80349
967 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
968 first argument to type.
970 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
972 PR target/80376
973 PR target/80315
974 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
975 CONST0_RTX (mode) rather than const0_rtx where appropriate.
976 (rs6000_expand_binop_builtin): Likewise.
977 (rs6000_expand_ternop_builtin): Likewise; also add missing
978 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
979 vshasigma built-ins.
980 * doc/extend.texi: Document that vec_xxpermdi's third argument
981 must be a constant.
983 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
986 Use shift_const cost parameter when calculating gain of STV shifts.
988 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
990 PR rtl-optimization/70478
991 * lra-constraints.c (process_alt_operands): Check memory for
992 disfavoring memory insn operand.
994 2017-04-11 Jakub Jelinek <jakub@redhat.com>
996 PR middle-end/80100
997 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
998 left shift in unsigned HOST_WIDE_INT type.
1000 PR rtl-optimization/80385
1001 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1002 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1004 PR libgomp/80394
1005 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1006 if they have any depend clauses.
1008 2017-04-11 Martin Liska <mliska@suse.cz>
1010 PR ipa/80212
1011 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1012 * ipa-split.c (split_function): Create a local comdat symbol
1013 if caller is in a comdat group.
1015 2017-04-11 Martin Liska <mliska@suse.cz>
1017 PR ipa/80212
1018 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1019 flags.
1021 2017-04-11 Martin Sebor <msebor@redhat.com>
1023 PR middle-end/80364
1024 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1025 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1026 for INTEGER_TYPE.
1027 (directive::set_width, directive::set_precision, format_character):
1028 Adjust.
1029 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1030 INTEGER_TYPE.
1032 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1034 PR target/80389
1035 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1036 conflict, set target->arch_name instead of target->cpu_name.
1038 2017-04-11 Richard Biener <rguenther@suse.de>
1040 PR tree-optimization/80374
1041 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1042 build_zero_cst, remove fold_convertible_p check again.
1044 2017-04-11 Martin Liska <mliska@suse.cz>
1046 PR sanitizer/70878
1047 * ubsan.c (instrument_object_size): Do not instrument register
1048 variables.
1050 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1052 PR target/80381
1053 * config/i386/i386-builtin-types.def
1054 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1055 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1056 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1057 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1058 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1059 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1060 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1061 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1062 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1063 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1064 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1065 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1066 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1067 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1068 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1069 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1070 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1071 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1072 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1073 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1074 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1075 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1076 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1077 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1078 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1079 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1080 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1081 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1082 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1083 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1084 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1085 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1086 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1087 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1088 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1089 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1090 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1091 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1092 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1093 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1094 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1095 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1096 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1097 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1098 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1099 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1100 aliases.
1101 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1102 flag to second_arg_count, handle 4 argument function type _COUNT
1103 aliases, handle second_arg_count on second argument rather than last.
1105 2017-04-10 Jeff Law <law@redhat.com>
1107 PR tree-optimization/80374
1108 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1109 record anything if we can not convert integer_zero_node to the
1110 desired type.
1112 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1114 PR target/80108
1115 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1116 Enhance special handling given to the TARGET_P9_MINMAX option in
1117 relation to certain other options.
1119 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1121 PR tree-optimization/80153
1122 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1123 remove POINTER_PLUS_EXPR's base part directly, rather than through
1124 aff_tree.
1126 2017-04-10 Richard Biener <rguenther@suse.de>
1127 Bin Cheng <bin.cheng@arm.com>
1129 PR tree-optimization/80153
1130 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1131 the first element of pointer type aff_tree. Build result expr in
1132 aff_tree's type.
1133 (add_elt_to_tree): Convert to type unconditionally. Remove other
1134 fold_convert calls.
1135 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1136 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1138 2017-04-10 Richard Biener <rguenther@suse.de>
1140 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1141 asm inputs.
1143 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1145 PR rtl-optimization/70478
1146 * lra-constraints.c (curr_small_class_check): New.
1147 (update_and_check_small_class_inputs): New.
1148 (process_alt_operands): Update curr_small_class_check. Disfavor
1149 alternative insn memory operands. Check available regs for small
1150 class operands.
1152 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1154 PR target/80057
1155 * config/mips/mips.opt (-mvirt): Update description.
1156 * doc/invoke.texi (-mvirt): Likewise.
1158 2017-04-10 Richard Biener <rguenther@suse.de>
1160 PR middle-end/80362
1161 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1162 looking for NEGATE_EXPR in -A / -B to A / B folding.
1164 2017-04-10 Martin Liska <mliska@suse.cz>
1166 PR gcov-profile/80224
1167 * gcov.c (print_usage): Fix usage string.
1168 (get_gcov_intermediate_filename): Remove.
1169 (output_gcov_file): Use both for normal and intermediate format.
1170 (generate_results): Do not initialize special file for
1171 intermediate format.
1173 2017-04-10 Richard Biener <rguenther@suse.de>
1175 PR tree-optimization/80304
1176 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1177 for safelen.
1179 2017-04-10 Nathan Sidwell <nathan@acm.org>
1181 PR target/79905
1182 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1183 (rs6000_init_builtins): Use it.
1185 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1187 * config/arm/arm.md (<mrc>): Add mode to SET source.
1188 (<mrrc>): Likewise.
1190 2017-04-10 Richard Biener <rguenther@suse.de>
1192 PR middle-end/80344
1193 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1195 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1197 PR target/80324
1198 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1199 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1200 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1201 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1202 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1203 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1204 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1205 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1206 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1207 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1208 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1209 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1210 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1211 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1212 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1213 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1214 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1215 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1216 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1217 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1218 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1219 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1220 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1222 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1224 PR rtl-optimization/70478
1225 * lra-constraints.c: Reverse the last patch.
1227 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1229 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1230 Add comment for WCHAR_T.
1232 2017-04-08 Martin Liska <mliska@suse.cz>
1234 Revert:
1235 2017-04-07 Martin Liska <mliska@suse.cz>
1237 PR ipa/80212
1238 * ipa-split.c (split_function): Add function part to a same comdat
1239 group.
1241 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1243 PR target/80358
1244 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1246 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1248 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1249 (vec_pairing): ...to this.
1250 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1251 (rs6000_sched_init): Adjust for name change.
1252 (struct rs6000_sched_context): Likewise.
1253 (rs6000_init_sched_context): Likewise.
1254 (rs6000_set_sched_context): Likewise.
1256 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1258 PR target/80322
1259 PR target/80323
1260 PR target/80325
1261 PR target/80326
1262 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1263 intrinsics.
1264 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1265 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1266 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1268 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1270 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1272 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1274 PR rtl-optimization/70703
1275 * ira-color.c (update_conflict_hard_regno_costs): Use
1276 int64_t instead of HOST_WIDE_INT.
1278 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1280 PR rtl-optimization/70478
1281 * lra-constraints.c (process_alt_operands): Disfavor alternative
1282 insn memory operands.
1284 2017-04-07 Jeff Law <law@redhat.com>
1286 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1287 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1289 2017-04-07 Martin Liska <mliska@suse.cz>
1291 PR target/79889
1292 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1293 Show error message instead of an ICE.
1295 2017-04-07 Martin Liska <mliska@suse.cz>
1297 PR ipa/80212
1298 * ipa-split.c (split_function): Add function part to a same comdat
1299 group.
1301 2017-04-07 Richard Biener <rguenther@suse.de>
1303 PR middle-end/80341
1304 * tree.c (get_unwidened): Also handle ! for_type case for
1305 INTEGER_CSTs.
1306 * convert.c (do_narrow): Split out from ...
1307 (convert_to_integer_1): ... here. Do not pass final truncation
1308 type to get_unwidened for TRUNC_DIV_EXPR.
1310 2017-04-07 Richard Biener <rguenther@suse.de>
1312 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1313 than aff_tree.
1314 (aff_combination_const): Adjust.
1315 (aff_combination_scale): Likewise.
1316 (aff_combination_add_elt): Likewise.
1317 (aff_combination_add_cst): Likewise.
1318 (aff_combination_convert): Likewise.
1319 (add_elt_to_tree): Likewise. Remove unused argument.
1320 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1322 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1324 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1325 definition.
1326 * config/arm/arm.c (arm_default_short_enums): Use
1327 ARM_DEFAULT_SHORT_ENUMS.
1328 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1330 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1332 PR debug/80234
1333 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1334 members with redundant out-of-class redeclaration.
1336 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1338 PR target/80286
1339 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1340 * config/i386/i386.md (*zero_extendsidi2):
1341 Add (?*x,*x) and (?*v,*v) alternatives.
1343 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1345 PR target/79733
1346 * config/i386/i386.c (ix86_expand_builtin)
1347 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1348 mode from insn data. Convert operands to insn operand mode.
1349 Copy operands that don't satisfy insn predicate to a register.
1351 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1353 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1354 Update comments.
1356 2017-04-06 Richard Biener <rguenther@suse.de>
1358 PR tree-optimization/80334
1359 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1360 preserve alignment of accesses.
1362 2017-04-06 Richard Biener <rguenther@suse.de>
1364 PR tree-optimization/80262
1365 * tree-sra.c (build_ref_for_offset): Preserve address-space
1366 information.
1367 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1368 Drop useless address-space information on MEM_REF offsets.
1370 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
1372 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1374 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1376 PR rtl-optimization/70703
1377 * ira-color.c (update_conflict_hard_regno_costs): Use
1378 HOST_WIDE_INT instead of long.
1380 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
1382 PR target/80298
1383 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1384 not defined for x86_64 target. Add -mmmx target option when __SSE2__
1385 is not defined.
1386 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1387 for x86_64 target. Handle -m3dnowa option.
1389 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1391 PR rtl-optimization/70703
1392 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1393 (update_conflict_hard_regno_costs): Use long instead of unsigned
1394 arithmetic for cost calculation.
1396 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1397 Bernd Edlinger <bernd.edlinger@hotmail.de>
1399 PR sanitizer/80308
1400 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1401 for big endian.
1403 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
1405 PR target/78002
1406 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1407 ptr_mode with Pmode throughout.
1408 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1409 into probe_stack_range and use DImode.
1411 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1413 PR target/79890
1414 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1415 call_eh_return is true.
1417 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1419 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1420 Initialize last_match_fntype_index.
1422 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1424 PR target/80310
1425 * tree-nvr.c: Include internal-fn.h.
1426 (pass_return_slot::execute): Ignore internal calls without
1427 direct optab.
1429 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1430 Richard Biener <rguenther@suse.de>
1432 PR c++/80297
1433 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1434 captures used multiple times, except for the last use.
1435 * generic-match-head.c: Include gimplify.h.
1437 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1439 PR tree-optimization/79390
1440 * target.h (struct noce_if_info): Declare.
1441 * targhooks.h (default_noce_conversion_profitable_p): Declare.
1442 * target.def (noce_conversion_profitable_p): New target hook.
1443 * ifcvt.h (struct noce_if_info): New type, moved from ...
1444 * ifcvt.c (struct noce_if_info): ... here.
1445 (noce_conversion_profitable_p): Renamed to ...
1446 (default_noce_conversion_profitable_p): ... this. No longer
1447 static nor inline.
1448 (noce_try_store_flag_constants, noce_try_addcc,
1449 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1450 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1451 instead of noce_conversion_profitable_p.
1452 * config/i386/i386.c: Include ifcvt.h.
1453 (ix86_option_override_internal): Don't override
1454 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1455 (ix86_noce_conversion_profitable_p): New function.
1456 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
1457 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
1458 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
1459 * doc/tm.texi: Regenerated.
1461 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1463 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
1464 correction.
1466 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1468 PR target/80307
1469 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
1470 instructions for small multiply cores.
1472 2017-04-04 Jeff Law <law@redhat.com>
1474 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
1475 added member.
1476 (mips_expand_vec_perm_const): Initialize elements in orig_perm
1477 that are not set by the loop over the elements.
1479 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1481 PR target/80286
1482 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
1483 int mode, convert_modes it to mode as unsigned, otherwise use
1484 lowpart_subreg to mode rather than SImode.
1485 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
1486 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
1487 Use DImode instead of SImode for the shift count operand.
1488 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
1489 Likewise.
1491 2017-04-04 Richard Biener <rguenther@suse.de>
1493 PR middle-end/80281
1494 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
1495 arithmetic done for the negate or the plus. Simplify.
1496 (A - (-B) -> A + B): Likewise.
1497 * fold-const.c (split_tree): Make sure to not negate pointers.
1499 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
1501 PR rtl-optimization/60818
1502 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
1503 a compare of comparisons with the thing compared if this results
1504 in a different machine mode.
1506 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
1508 * alias.c (base_alias_check): Fix typo in comment.
1509 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
1510 * cgraphunit.c (symbol_table::compile): Likewise.
1511 * collect2.c (maybe_run_lto_and_relink): Likewise.
1512 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
1513 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
1514 * config/avr/avr.c (avr_map_op_t): Likewise.
1515 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
1516 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
1517 * config/epiphany/epiphany.md (movcc): Likewise.
1518 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
1519 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
1520 Likewise.
1521 * config/mips/mips.c (mips_save_restore_reg): Likewise.
1522 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
1523 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
1524 * config/sh/sh.c (sh_rtx_costs): Likewise.
1525 * fold-const.c (fold_truth_andor): Likewise.
1526 * genautomata.c (collapse_flag): Likewise.
1527 * gengtype.h (struct type::u::s): Likewise.
1528 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
1529 * input.c (FORMAT_AMOUNT): Likewise.
1530 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
1531 (known_aggs_to_agg_replacement_list): Likewise.
1532 * ipa-inline-analysis.c: Likewise.
1533 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
1534 * ipa-polymorphic-call.c
1535 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
1536 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
1537 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
1538 Likewise.
1539 * modulo-sched.c (apply_reg_moves): Likewise.
1540 * omp-expand.c (build_omp_regions_1): Likewise.
1541 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
1542 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
1543 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
1544 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1545 * value-prof.c: Likewise.
1546 * var-tracking.c (val_reset): Likewise.
1548 2017-04-03 Richard Biener <rguenther@suse.de>
1550 PR tree-optimization/80275
1551 * fold-const.c (split_address_to_core_and_offset): Handle
1552 POINTER_PLUS_EXPR.
1554 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
1556 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
1557 descriptors is at least equal to that of functions.
1559 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
1563 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
1565 PR target/80250
1566 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
1567 (mov<IMOD4:mode>): New expander.
1568 (*mov<IMOD4:mode>_internal): New insn and split pattern.
1570 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
1572 PR rtl-optimization/79405
1573 * fwprop.c (propagations_left): New variable.
1574 (forward_propagate_into): Decrement it.
1575 (fwprop_init): Initialize it.
1576 (fw_prop): If the variable has reached zero, stop propagating.
1577 (fwprop_addr): Ditto.
1579 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1581 PR debug/79255
1582 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
1583 a FUNCTION_DECL, pass it as decl instead of origin to
1584 process_scope_var.
1586 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
1588 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
1589 string.
1591 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
1593 PR target/80107
1594 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
1595 TARGET_VSX_SMALL_INTEGER.
1597 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1599 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
1600 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
1602 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1604 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
1605 extraction from odd-numbered MSA register.
1607 2017-03-31 Jakub Jelinek <jakub@redhat.com>
1609 PR middle-end/80173
1610 * expmed.c (store_bit_field_1): Don't attempt to create
1611 a word subreg out of hard registers wider than word if they
1612 have HARD_REGNO_NREGS of 1 for their mode.
1614 PR middle-end/80163
1615 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
1616 conversions to integer types wider than word and pointer.
1618 PR debug/80025
1619 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
1620 (rtx_equal_for_cselib_p): Pass 0 to it.
1621 * cselib.c (cselib_hasher::equal): Likewise.
1622 (rtx_equal_for_cselib_1): Add depth argument. If depth
1623 is 128, don't look up VALUE locs and punt. Increment
1624 depth in recursive calls when walking VALUE locs.
1626 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
1628 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
1629 (make_gcov_file_name): Use the canonical path name for generating
1630 the MD5 value.
1631 (read_line): Fix handling of files with ascii null bytes.
1633 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
1635 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
1636 to initialise a vector register instead
1637 of using a const_int.
1639 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1641 PR translation/80189
1642 * gimplify.c (omp_default_clause): Use %qs instead of %s in
1643 diagnostic messages.
1645 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
1647 PR target/80246
1648 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
1649 (dfp_diex_<mode>): Update mode of operand 1.
1650 * doc/extend.texi (dxex, dxexq): Document change to return type.
1651 (diex, diexq): Document change to argument type.
1653 2017-03-30 Martin Jambor <mjambor@suse.cz>
1655 PR ipa/77333
1656 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
1657 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
1658 it reflects the signature changes performed at the callee side.
1659 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
1660 to cgraph_build_function_type_skip_args.
1661 (build_function_decl_skip_args): Adjust call to the above function.
1663 2017-03-30 Jakub Jelinek <jakub@redhat.com>
1665 PR target/80206
1666 * config/i386/sse.md
1667 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
1668 register as dest whenever it is a MEM not rtx_equal_p to the
1669 corresponding dup operand, and when forcing into reg move the
1670 reg into the memory afterwards.
1671 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
1672 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
1673 for the force_reg mode.
1674 (avx512vl_vextractf128<mode>): Use register as dest either
1675 always when a MEM, or when it is a MEM not rtx_equal_p to the
1676 corresponding dup operand, or even not when it is a CONST_VECTOR
1677 depending on the mode and lo vs. hi.
1678 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
1679 parens.
1680 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
1681 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
1682 Likewise. Require that operands[2] is even.
1683 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
1684 Remove extraneous parens. Require that operands[2] is a multiple
1685 of 4.
1686 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
1687 operands[0] is a MEM if <mask_applied>, the predicates/constraints
1688 disallow memory then.
1690 2017-03-30 Richard Biener <rguenther@suse.de>
1692 PR tree-optimization/77498
1693 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
1694 to non-constants over backedges.
1696 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
1698 PR rtl-optimization/80233
1699 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
1700 as last_combined_insn. Do not test for BARRIER_P separately.
1702 2017-03-29 Andreas Schwab <schwab@suse.de>
1704 PR ada/80146
1705 * calls.c (prepare_call_address): Convert funexp to Pmode before
1706 copying to temp reg.
1708 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1710 PR tree-optimization/80158
1711 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
1712 Handle possible future case of more than one alternate
1713 interpretation.
1714 (replace_rhs_if_not_dup): Likewise.
1715 (replace_one_candidate): Likewise.
1717 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
1719 PR rtl-optimization/80193
1720 * ira.c (ira): Do not check allocation for LRA.
1722 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
1724 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
1725 (nvptx_output_simt_exit): Declare.
1726 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
1727 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
1728 (init_softstack_frame): Move initialization of crtl->is_leaf to...
1729 (nvptx_declare_function_name): ...here. Emit declaration of local
1730 memory space buffer for omp_simt_enter insn.
1731 (nvptx_output_unisimt_switch): New.
1732 (nvptx_output_softstack_switch): New.
1733 (nvptx_output_simt_enter): New.
1734 (nvptx_output_simt_exit): New.
1735 * config/nvptx/nvptx.h (struct machine_function): New fields
1736 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
1737 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
1738 (UNSPECV_SIMT_EXIT): Ditto.
1739 (omp_simt_enter_insn): New insn.
1740 (omp_simt_enter): New expansion.
1741 (omp_simt_exit): New insn.
1742 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
1744 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
1745 (expand_GOMP_SIMT_ENTER_ALLOC): New.
1746 (expand_GOMP_SIMT_EXIT): New.
1747 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
1748 (GOMP_SIMT_ENTER_ALLOC): Ditto.
1749 (GOMP_SIMT_EXIT): Ditto.
1750 * target-insns.def (omp_simt_enter): New insn.
1751 (omp_simt_exit): Ditto.
1752 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
1753 simt_dlist.
1754 (lower_rec_simd_input_clauses): Implement SIMT privatization.
1755 (lower_rec_input_clauses): Likewise.
1756 (lower_lastprivate_clauses): Handle SIMT privatization.
1758 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
1759 (ompdevlow_adjust_simt_enter): New.
1760 (find_simtpriv_var_op): New.
1761 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
1762 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
1764 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
1765 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
1766 (copy_decl_for_dup_finish): Ditto.
1768 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
1770 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
1772 PR target/53383
1773 * config/i386/i386.c (ix86_option_override_internal): Always
1774 allow -mpreferred-stack-boundary=3 for 64-bit targets.
1776 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1778 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
1780 2017-03-28 Bin Cheng <bin.cheng@arm.com>
1782 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
1783 mark new edge's irreducible flag accordign to it.
1784 (vect_do_peeling): Check loop preheader edge's irreducible flag
1785 and pass it to function slpeel_add_loop_guard.
1787 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
1789 PR tree-optimization/80218
1790 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1791 Update block frequencies and counts.
1793 2017-03-28 Richard Biener <rguenther@suse.de>
1795 PR tree-optimization/78644
1796 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
1797 of a simplification result we may not use it at all.
1799 2017-03-28 Richard Biener <rguenther@suse.de>
1801 PR ipa/80205
1802 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
1803 without arguments, generate default definition of a SSA name.
1805 2017-03-28 Richard Biener <rguenther@suse.de>
1807 PR middle-end/80222
1808 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
1809 TYPE_REF_CAN_ALIAS_ALL references.
1810 * fold-const.c (fold_indirect_ref_1): Likewise.
1812 2017-03-28 Martin Liska <mliska@suse.cz>
1814 PR ipa/80104
1815 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
1816 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
1818 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1819 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
1821 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
1822 (EXTRA_SPECS): Define.
1823 (SUBTARGET_EXTRA_SPECS): Likewise.
1824 (SUBTARGET_CPP_SPEC): Likewise.
1825 * config/arc/elf.h (EXTRA_SPECS): Renamed to
1826 SUBTARGET_EXTRA_SPECS.
1827 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
1829 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
1831 * config/arc/simdext.md (vst64_insn): Update pattern.
1832 (vld32wh_insn): Likewise.
1833 (vld32wl_insn): Likewise.
1834 (vld64_insn): Likewise.
1835 (vld32_insn): Likewise.
1837 2017-03-28 Marek Polacek <polacek@redhat.com>
1839 PR sanitizer/80067
1840 * fold-const.c (fold_comparison): Use protected_set_expr_location
1841 instead of SET_EXPR_LOCATION.
1843 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1845 * tree.c (add_expr): Avoid name lookup warning.
1847 2017-03-27 Jeff Law <law@redhat.com>
1849 PR tree-optimization/80216
1850 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
1851 function name. Limit recursion depth.
1852 (record_temporary_equivalences): Corresponding changes.
1854 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
1856 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
1857 covered first.
1859 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1861 PR target/80102
1862 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
1863 notes.
1864 * cfgcleanup.c (reg_note_cfa_p): New array.
1865 (insns_have_identical_cfa_notes): New function.
1866 (old_insns_match_p): Don't cross-jump in between /f
1867 and non-/f instructions. If both i1 and i2 are frame related,
1868 verify all CFA notes, their order and content.
1870 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
1872 PR target/78543
1873 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
1874 HImode and SImode with zero extend to DImode to one insn.
1875 (bswap<mode>2_extenddi): Likewise.
1876 (bswapsi2_extenddi): Likewise.
1877 (bswaphi2_extendsi): Likewise.
1878 (bswaphi2): Combine bswap HImode and SImode into one insn.
1879 Separate memory insns from swapping register.
1880 (bswapsi2): Likewise.
1881 (bswap<mode>2): Likewise.
1882 (bswaphi2_internal): Delete, no longer used.
1883 (bswapsi2_internal): Likewise.
1884 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
1885 store, and gpr<-gpr swap insns.
1886 (bswap<mode>2_store): Likewise.
1887 (bswaphi2_reg): Register only splitter, combine with the splitter.
1888 (bswaphi2 splitter): Likewise.
1889 (bswapsi2_reg): Likewise.
1890 (bswapsi2 splitter): Likewise.
1891 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
1892 the insns into load, store, and register/register insns.
1893 (bswapdi2_ldbrx): Likewise.
1894 (bswapdi2_load): Likewise.
1895 (bswapdi2_store): Likewise.
1896 (bswapdi2_reg): Likewise.
1898 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
1900 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
1901 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
1903 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
1905 PR target/80103
1906 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
1907 add comments.
1908 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1909 special handling for target option conflicts between dform
1910 options (-mpower9-dform, -mpower9-dform-vector,
1911 -mpower9-dform-scalar) and -mno-direct-move.
1913 2017-03-27 Richard Biener <rguenther@suse.de>
1915 PR tree-optimization/80181
1916 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
1918 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1920 * config/arc/predicates.md (move_double_src_operand): Replace the
1921 call to move_double_src_operand with a call to address_operand.
1923 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1925 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
1926 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
1927 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
1929 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1931 * config/arc/predicates.md (long_immediate_loadstore_operand):
1932 Consider scaled addresses cases.
1934 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
1936 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
1937 restored when in interrupt.
1938 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
1939 doesn't have delay slot.
1941 2017-03-27 Richard Biener <rguenther@suse.de>
1943 PR ipa/79776
1944 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
1945 inlined thunk clones.
1947 2017-03-27 Jakub Jelinek <jakub@redhat.com>
1949 PR sanitizer/80168
1950 * asan.c (instrument_derefs): Copy over last operand from
1951 original COMPONENT_REF to the new COMPONENT_REF with
1952 DECL_BIT_FIELD_REPRESENTATIVE.
1953 * ubsan.c (instrument_object_size): Likewise.
1955 2017-03-27 Richard Biener <rguenther@suse.de>
1957 PR tree-optimization/80170
1958 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
1959 sure DR/SCEV didnt fold in constants we do not see when looking
1960 at the reference base alignment.
1962 2017-03-27 Richard Biener <rguenther@suse.de>
1964 PR middle-end/80171
1965 * gimple-fold.c (fold_ctor_reference): Properly guard against
1966 NULL return value from canonicalize_constructor_val.
1968 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
1970 PR target/80180
1971 * config/i386/i386.c (ix86_expand_builtin)
1972 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
1973 flags reg setting and flags reg using instructions.
1974 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
1975 clobbering instructions to zero extend op2.
1977 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
1979 * doc/install.texi (Configuration) <--with-aix-soname>:
1980 Update link to AIX ld.
1982 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
1984 PR rtl-optimization/80160
1985 PR rtl-optimization/80159
1986 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
1987 reg_alternate_class into account.
1989 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
1991 PR target/80148
1992 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
1993 to consider in curr_insn_transform.
1995 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1997 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
1998 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
1999 and emit_mode_inner.
2001 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2003 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2004 argument to the overloaded builtin variants. Use the new flag to
2005 deprecate certain builtin variants.
2006 * config/s390/s390-builtin-types.def: Add new builtin types.
2007 * config/s390/s390-builtins.h: Support new flags field for
2008 overloaded builtins.
2009 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2010 (s390_macro_to_expand): Enable vector float data type.
2011 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2012 builtins by incrementing the __VEC__ version number.
2013 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2014 vec_xst.
2015 (s390_resolve_overloaded_builtin): Emit error messages depending
2016 on the builtin flags.
2017 * config/s390/s390.c (s390_expand_builtin): Support additional
2018 flags argument. Change error message to match the messages
2019 emitted in s390-c.c.
2020 * config/s390/s390.md: New UNSPEC_* constants.
2021 (op_type): Add new instruction types.
2022 * config/s390/vecintrin.h: Add new builtins and test data class
2023 constants.
2024 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2025 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2026 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2027 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2028 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2029 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2031 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2032 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2033 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2034 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2036 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2037 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2038 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2039 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2041 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2042 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2043 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2044 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2045 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2046 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2047 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2049 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2050 ("vec_scatter_element<V_HW_4:mode>_DI")
2051 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2052 ("vec_fpint<mode>", "vflls")
2053 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2054 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2055 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2056 ("*vec_cmphe<mode>_cc"): ... these.
2058 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2059 mode constant instead of magic value.
2061 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2063 * config/s390/s390.c (s390_expand_vec_compare): Support other
2064 vector floating point modes than just V2DF.
2065 (s390_expand_vcond): Likewise.
2066 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2067 (s390_cannot_change_mode_class): Prevent mode changes between TF
2068 and V1TF in vector registers.
2069 * config/s390/s390.md (DF, SF): New mode attributes.
2070 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2071 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2072 SFmode support for VRs.
2073 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2074 vector fp modes.
2075 (VFT, VF_HW): New mode iterators.
2076 (vw, sdx): New mode attributes.
2077 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2078 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2079 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2080 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2081 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2082 also the new vector floating point modes. Renaming to ...
2084 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2085 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2086 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2087 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2088 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2089 ("vec_unordered<mode>"): ... these.
2091 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2092 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2093 ("*vec_extendv2df"): New insn definitions.
2095 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2097 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2098 ("mulditi3_2", "*muldi3_sign"): New patterns.
2099 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2100 rename the pattern definition.
2102 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2104 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2105 expander.
2106 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2108 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2110 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2111 instruction if possible.
2112 * config/s390/vector.md (vec_halfnumelts): New mode
2113 attribute.
2114 ("*vec_vllezlf<mode>"): New pattern.
2116 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2118 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2119 ("popcountv4si2", "popcountv2di2"): Rename to ...
2120 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2121 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2122 condition.
2123 ("popcount<mode>2_vxe"): New pattern.
2125 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2127 * common/config/s390/s390-common.c (processor_flags_table): Add
2128 arch12.
2129 * config.gcc: Add arch12.
2130 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2131 Default to arch12 for unknown CPU model numbers.
2132 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2133 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2134 PROCESSOR_max sanity check.
2135 * config/s390/s390-opts.h (enum processor_type): Add
2136 PROCESSOR_ARCH12.
2137 * config/s390/s390.c (processor_table): Add arch12.
2138 (s390_expand_builtin): Add check for B_VXE flag.
2139 (s390_issue_rate): Add PROCESSOR_ARCH12.
2140 (s390_get_sched_attrmask): Likewise.
2141 (s390_get_unit_mask): Likewise.
2142 (s390_sched_score): Enable z13 scheduling for arch12.
2143 (s390_sched_reorder): Likewise.
2144 (s390_sched_variable_issue): Likewise.
2145 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2146 PF_VXE.
2147 (s390_tune_attr): Use z13 scheduling also for arch12.
2148 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2149 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2150 (TARGET_VXE_P): New macros.
2151 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2152 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2153 * config/s390/s390.opt: Add arch12 as processor_type.
2155 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2157 * config/s390/s390.md
2158 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2159 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2160 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2162 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2163 Rename expanders to ...
2165 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2166 ("fixuns_truncdddi2_emu"): ... these.
2168 ("fixuns_trunc<mode>si2_emu"): New expander.
2170 ("*fixuns_truncdfdi2_z13"): Rename to ...
2171 ("*fixuns_truncdfdi2_vx"): ... this.
2173 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2175 * config/s390/2964.md: Remove the single element vector compare
2176 instructions which are no longer used.
2177 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2178 vector CCmodes.
2179 (s390_canonicalize_comparison): Remove handling of DFmode
2180 compares.
2181 (s390_expand_vec_compare_scalar): Remove function.
2182 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2183 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2184 pattern.
2185 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2187 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2189 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2190 FP zero.
2191 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2192 will anyway by matched by mov<mode>_64dfp.
2194 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2196 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2197 vlef/vstef. Add missing operand to vleif.
2199 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2201 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2202 pair for all vector types with 64 bit elements.
2203 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2204 * config/s390/vector.md (V_HW_64): ... here.
2205 (V_128_NOSINGLE): New mode iterator.
2206 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2207 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2208 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2209 ("*vec_load_pairv2di"): Change to ...
2210 ("*vec_load_pair<mode>"): ... this one.
2212 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2214 * config/s390/constraints.md: Add comments.
2215 (jKK): Reject element sizes > 8 bytes.
2216 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2217 s_operands.
2218 * config/s390/s390.md: Add the s_operand checks formerly in
2219 s390_split_ok_p to various splitters where they are still
2220 required.
2221 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2222 for 128 bit vectors. Plus two splitters.
2224 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2226 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2227 the file.
2229 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2231 PR target/79893
2232 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2233 error if the boundary argument is not constant.
2235 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2237 PR rtl-optimization/80112
2238 * loop-doloop.c (doloop_condition_get): Don't check condition
2239 if cmp isn't SET with IF_THEN_ELSE src.
2241 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2243 PR tree-optimization/80158
2244 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2245 replacing a candidate statement, also replace it for the
2246 candidate's alternate interpretation.
2247 (replace_rhs_if_not_dup): Likewise.
2248 (replace_one_candidate): Likewise.
2250 2017-03-24 Richard Biener <rguenther@suse.de>
2252 PR tree-optimization/80167
2253 * graphite-isl-ast-to-gimple.c
2254 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2255 properly.
2256 (translate_isl_ast_to_gimple::get_rename): Likewise.
2258 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2260 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2261 handling of certain combinations of target options, including the
2262 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2263 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2265 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2267 PR target/71436
2268 * config/arm/arm.md (*load_multiple): Add reload_completed to
2269 matching condition.
2271 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2272 Richard Biener <rguenth@suse.de>
2274 PR tree-optimization/79908
2275 PR tree-optimization/80136
2276 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2277 been cast away, gimplify_and_add suffices.
2279 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2281 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2283 2017-03-23 Richard Biener <rguenther@suse.de>
2285 PR tree-optimization/80032
2286 * gimplify.c (gimple_push_cleanup): Forced unconditional
2287 cleanups still have to go to the conditional_cleanups
2288 sequence.
2290 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2292 PR tree-optimization/80072
2293 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2294 to unsigned int.
2295 (next_operand_entry_id): Change type to unsigned int.
2296 (sort_by_operand_rank): Make sure to return the right return value
2297 even if unsigned fields are bigger than INT_MAX.
2298 (struct oecount): Change cnt and id type to unsigned int.
2299 (oecount_hasher::equal): Formatting fix.
2300 (oecount_cmp): Make sure to return the right return value
2301 even if unsigned fields are bigger than INT_MAX.
2302 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2304 PR c++/80129
2305 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2306 TREE_READONLY on result if writing it more than once.
2308 PR sanitizer/80110
2309 * doc/invoke.texi (-fsanitize=thread): Document that with
2310 -fnon-call-exceptions atomics are not able to throw
2311 exceptions.
2313 PR sanitizer/80110
2314 * tsan.c: Include tree-eh.h.
2315 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2316 maybe_clean_or_replace_eh_stmt where needed.
2317 (instrument_memory_accesses): Add cfg_changed argument.
2318 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2319 if it returned true.
2320 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2322 PR rtl-optimization/63191
2323 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2324 wrapper function, moved the whole old content into ...
2325 (ix86_delegitimize_address_1): ... this. New inline function.
2326 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2327 true as last argument instead of ix86_delegitimize_address.
2329 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2331 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2332 cortexa57_branch_cost.
2334 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2336 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2338 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2340 PR target/80123
2341 * doc/md.texi (Constraints): Document wA constraint.
2342 * config/rs6000/constraints.md (wA): New.
2343 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2344 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2345 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2346 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2348 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2350 PR c++/80029
2351 * gimplify.c (is_oacc_declared): New function.
2352 (oacc_default_clause): Use it to set default flags for acc declared
2353 variables inside parallel regions.
2354 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2355 declared variables.
2356 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
2357 declare attribute to any decl as necessary.
2359 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2361 PR target/80082
2362 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2363 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2364 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2365 (arm_arch_lpae): This.
2366 * config/arm/arm.c (arm_arch7ve): Rename into ...
2367 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
2368 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2369 arm_arch_lpae.
2371 2017-03-22 Martin Liska <mliska@suse.cz>
2373 PR target/79906
2374 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2375 error message instead of an ICE.
2377 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2379 * doc/extend.texi (6.11 Additional Floating Types): Revise.
2381 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2383 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2384 comments.
2385 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2386 comments.
2388 2017-03-21 Martin Sebor <msebor@redhat.com>
2390 * doc/extend.texi: Use "cannot" instead of "can't."
2391 * doc/hostconfig.texi: Same.
2392 * doc/install.texi: Same.
2393 * doc/invoke.texi: Same.
2394 * doc/loop.texi: Same.
2395 * doc/md.texi: Same.
2396 * doc/objc.texi: Same.
2397 * doc/rtl.texi: Same.
2398 * doc/tm.texi: Same.
2399 * doc/tm.texi.in: Same.
2400 * doc/trouble.texi: Same.
2402 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
2404 PR debug/63238
2405 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2406 (collect_checksum_attributes): Set it.
2407 (die_checksum_ordered): Use it.
2409 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2411 PR tree-optimization/79908
2412 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2413 change: For a VA_ARG whose LHS has been cast away, use
2414 force_gimple_operand to construct the side effects.
2416 2017-03-21 David Malcolm <dmalcolm@redhat.com>
2418 PR translation/80001
2419 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2420 more amenable to translation.
2421 (oacc_loop_auto_partitions): Likewise.
2423 2017-03-21 Marek Polacek <polacek@redhat.com>
2424 Martin Sebor <msebor@redhat.com>
2426 PR tree-optimization/80109
2427 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2428 on INTEGRAL_TYPE_P.
2430 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2431 Segher Boessenkool <segher@kernel.crashing.org>
2433 PR target/80125
2434 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2435 check reg_used_between_p between insn and one of succ or succ2
2436 depending on if succ is artificial insn not inserted into insn
2437 stream.
2439 2017-03-21 Martin Liska <mliska@suse.cz>
2441 PR gcov-profile/80081
2442 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2443 * doc/gcc.texi: Include gcov-dump stuff.
2444 * doc/gcov-dump.texi: New file.
2446 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
2448 PR rtl-optimization/79150
2449 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2450 conditional jump, if the jump is the last insn of the loop.
2452 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2453 Richard Biener <rguenth@suse.de>
2455 PR tree-optimization/79908
2456 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2457 been cast away, use force_gimple_operand to construct the side
2458 effects.
2460 2017-03-21 Martin Liska <mliska@suse.cz>
2462 PR libfortran/79956
2463 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
2464 to NULL.
2466 2017-03-21 Brad Spengler <spender@grsecurity.net>
2468 PR plugins/80094
2469 * plugin.c (htab_hash_plugin): New function.
2470 (add_new_plugin): Use it and adjust.
2471 (parse_plugin_arg_opt): Adjust.
2472 (init_one_plugin): Likewise.
2474 2017-03-21 Richard Biener <rguenther@suse.de>
2476 PR tree-optimization/80032
2477 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
2478 if set force the cleanup to happen unconditionally.
2479 (gimplify_target_expr): Push inserted clobbers with force_uncond
2480 to avoid them being removed by control-dependent DCE.
2482 2017-03-21 Richard Biener <rguenther@suse.de>
2484 PR tree-optimization/80122
2485 * tree-inline.c (copy_bb): Do not expans va-arg packs or
2486 va_arg_pack_len when the inlined call stmt requires pack
2487 expansion itself.
2488 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
2490 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2492 PR sanitizer/78158
2493 * tsan.c (instrument_builtin_call): If the memory model argument
2494 is not a constant, assume it is valid.
2496 PR c/67338
2497 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
2498 avoid UB.
2500 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2502 PR rtl-optimization/79910
2503 * combine.c (can_combine_p): Do not allow combining an I0 or I1
2504 if its dest is used by an insn before I2 (other than the combined
2505 insns themselves, which are properly handled already).
2507 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2509 Revert:
2510 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2512 * combine.c (record_used_regs): New static function.
2513 (try_combine): Handle situations where there is an additional
2514 instruction between I2 and I3 which needs to have a LOG_LINK
2515 updated.
2517 Revert:
2518 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2520 * combine.c (try_combine): Delete redundant i1 test. Call
2521 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2523 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2525 PR target/80083
2526 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
2527 alternatives 13/14.
2529 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2531 PR tree-optimization/80054
2532 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
2533 the optimization if a PHI or any of its arguments is not dominated
2534 by the candidate's basis. Use gphi* rather than gimple* as
2535 appropriate.
2536 (replace_profitable_candidates): Clean up a gimple* variable that
2537 should be a gphi* variable.
2539 2017-03-20 Martin Sebor <msebor@redhat.com>
2541 PR c++/52477
2542 * doc/extend.texi (attribute constructor): Document present limitation.
2544 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
2546 PR target/79963
2547 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
2548 __POWER9_VECTOR__ #ifdef control, change template definition to
2549 use Power9-specific built-in function.
2550 (vec_any_eq): Likewise.
2551 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
2552 to control outcomes from this test.
2553 (vector_ae_<mode>p): For VEC_F modes, likewise.
2555 2017-03-20 Ian Lance Taylor <iant@google.com>
2557 * config/i386/i386.c (ix86_function_regparm): Save an extra
2558 register for -fsplit-stack with DECL_STATIC_CHAIN.
2560 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2562 PR target/79912
2563 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
2564 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
2566 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
2568 * config/riscv/riscv.c (riscv_print_operand): Use "fence
2569 iorw,ow".
2570 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
2571 iorw,iorw".
2573 2017-03-20 Marek Polacek <polacek@redhat.com>
2575 PR sanitizer/80063
2576 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
2578 2017-03-20 Richard Biener <rguenther@suse.de>
2580 PR tree-optimization/80113
2581 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
2582 allocate extra SSA name for PHI def.
2583 (add_close_phis_to_outer_loops): Likewise.
2584 (add_close_phis_to_merge_points): Likewise.
2585 (copy_loop_close_phi_args): Likewise.
2586 (copy_cond_phi_nodes): Likewise.
2588 2017-03-20 Martin Liska <mliska@suse.cz>
2590 PR middle-end/79753
2591 * tree-chkp.c (chkp_build_returned_bound): Do not build
2592 returned bounds for a LHS that's not a BOUNDED_P type.
2594 2017-03-20 Martin Liska <mliska@suse.cz>
2596 PR target/79769
2597 PR target/79770
2598 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
2599 COMPLEX_CST and VECTOR_CST.
2601 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2603 PR target/78857
2604 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
2605 target operand. A new splitter adds the clobber statement in case
2606 the target operand is dead anyway.
2608 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
2610 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
2611 to age-old versions of binutils and glibc.
2613 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
2615 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
2617 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2619 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
2621 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
2623 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
2624 requirement for binutils 2.13.
2626 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2628 * combine.c (try_combine): Delete redundant i1 test. Call
2629 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2631 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
2633 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
2634 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
2635 contents.
2636 <riscv64-*-elf>: Re-arrange section
2637 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
2638 <riscv32-*-linux>: Likewise.
2639 <riscv64-*-elf>: Likewise
2640 <riscv64-*-linux>: Likewise.
2642 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
2644 PR target/80052
2645 * aarch64.opt(verbose-cost-dump): Fix typo.
2647 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
2649 PR target/79951
2650 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
2651 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
2653 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2655 * reload.c (find_reloads): When reloading a nonoffsettable address,
2656 use RELOAD_OTHER for it and its address reloads.
2658 PR rtl-optimization/79910
2659 * combine.c (record_used_regs): New static function.
2660 (try_combine): Handle situations where there is an additional
2661 instruction between I2 and I3 which needs to have a LOG_LINK
2662 updated.
2664 2017-03-17 Jeff Law <law@redhat.com>
2666 PR tree-optimization/71437
2667 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
2668 conditional in the hash table first.
2669 (vrp_dom_walker::before_dom_children): Extract condition from
2670 ASSERT_EXPR. Record condition, its inverion and any implied
2671 conditions as well.
2673 2017-03-17 Marek Polacek <polacek@redhat.com>
2674 Markus Trippelsdorf <markus@trippelsdorf.de>
2676 PR tree-optimization/80079
2677 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
2678 m_stores_head.
2680 2017-03-17 Richard Biener <rguenther@suse.de>
2682 PR middle-end/80075
2683 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
2684 Properly verify the LHS before the RHS possibly claims to be
2685 handled.
2686 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
2687 do not throw.
2689 2017-03-17 Martin Jambor <mjambor@suse.cz>
2691 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
2692 (List of -O2 options): Likewise.
2693 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
2694 (-fipa-vrp) New.
2696 2017-03-17 Tom de Vries <tom@codesourcery.com>
2698 * gcov-dump.c (print_usage): Print bug_report_url.
2700 2017-03-17 Richard Biener <rguenther@suse.de>
2702 PR middle-end/80050
2703 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
2704 (parser::peek): Likewise.
2706 2017-03-17 Richard Biener <rguenther@suse.de>
2708 PR tree-optimization/80048
2709 * sese.c (free_sese_info): Properly release rename_map and
2710 copied_bb_map elements.
2712 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
2714 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
2715 Add linked-list forward and backlinks. Insert on
2716 construction, remove on destruction.
2717 (class pass_store_merging): Add m_stores_head field.
2718 (pass_store_merging::terminate_and_process_all_chains):
2719 Iterate over m_stores_head list.
2720 (pass_store_merging::terminate_all_aliasing_chains):
2721 Likewise.
2722 (pass_store_merging::execute): Check for debug stmts first.
2723 Push new chains onto the m_stores_head stack.
2725 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
2727 PR target/71294
2728 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
2729 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
2730 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
2732 2017-03-16 Jeff Law <law@redhat.com>
2734 PR tree-optimization/71437
2735 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
2736 member function. Implementation moved into after_dom_children
2737 member function and into the threader's thread_outgoing_edges
2738 function.
2739 (dom_opt_dom_walker::after_dom_children): Simplify by moving
2740 some code into new thread_outgoing_edges.
2741 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
2742 definition. Simplify marker handling (do it here). Assume we always
2743 have the available expression and the const/copies tables.
2744 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
2745 and tree-vrp.c
2746 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
2747 * tree-vrp.c (equiv_stack): No longer file scoped.
2748 (vrp_dom_walker): New class.
2749 (vrp_dom_walker::before_dom_children): New member function.
2750 (vrp_dom_walker::after_dom_children): Likewise.
2751 (identify_jump_threads): Setup domwalker. Use it rather than
2752 walking edges in a random order by hand. Simplify setup/finalization.
2753 (finalize_jump_threads): Remove.
2754 (vrp_finalize): Do not call identify_jump_threads here.
2755 (execute_vrp): Do it here instead and call thread_through_all_blocks
2756 here too.
2758 PR tree-optimization/71437
2759 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
2760 callers changed.
2761 (simplify_stmt_for_jump_threading): Add basic_block argument. All
2762 callers changed.
2763 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
2764 (dom_opt_dom_walker::thread_across_edge): Remove
2765 handle_dominating_asserts argument. All callers changed.
2766 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
2767 changes. Remove calls to lhs_of_dominating_assert. Other
2768 uses of handle_dominating_asserts turn into unconditional code
2769 (simplify_control_stmt_condition_1): Likewise.
2770 (simplify_control_stmt_condition): Likewise.
2771 (thread_through_normal_block, thread_across_edge): Likewise.
2772 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
2773 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
2774 object if it is not an SSA_NAME.
2775 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
2776 before calling into the VRP specific simplifiers.
2777 (identify_jump_threads): Remove handle_dominating_asserts
2778 argument.
2780 2017-03-16 Jakub Jelinek <jakub@redhat.com>
2782 PR fortran/79886
2783 * tree-diagnostic.c (default_tree_printer): No longer static.
2784 * tree-diagnostic.h (default_tree_printer): New prototype.
2786 2017-03-16 Tamar Christina <tamar.christina@arm.com>
2788 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
2789 Change ins into fmov.
2791 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2793 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
2794 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
2795 Use h_con constraint for operand 1.
2796 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2797 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
2799 2017-03-15 Jeff Law <law@redhat.com>
2801 PR tree-optimization/71437
2802 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
2803 (record_temporary_equivalences): Use it.
2805 PR tree-optimization/71437
2806 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
2807 tree-ssa-scopedtables.
2808 (lookup_avail_expr, build_and_record_new_cond): Likewise.
2809 (record_conditions, record_cond, vuse_eq): Likewise.
2810 (record_edge_info): Adjust to API tweak of record_conditions.
2811 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
2812 (record_temporary_equivalences, optimize_stmt): Likewise.
2813 (eliminate_redundant_computations): Likewise.
2814 (record_equivalences_from_stmt): Likewise.
2815 * tree-ssa-scopedtables.c: Include options.h and params.h.
2816 (vuse_eq): New function, moved from tree-ssa-dom.c
2817 (build_and_record_new_cond): Likewise.
2818 (record_conditions): Likewise. Accept vector of conditions rather
2819 than edge_equivalence structure for first argument.
2820 for the first argument.
2821 (avail_exprs_stack::lookup_avail_expr): New member function, moved
2822 from tree-ssa-dom.c.
2823 (avail_exprs_stack::record_cond): Likewise.
2824 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
2825 from tree-ssa-dom.c.
2826 (avail_exprs_stack): Add new member functions lookup_avail_expr
2827 and record_cond.
2828 (record_conditions): Declare.
2830 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
2832 PR target/80017
2833 * lra-constraints.c (process_alt_operands): Increase reject for
2834 reloading an input/output operand.
2836 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2838 PR target/79038
2839 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
2840 insns to convert from signed/unsigned char/short to IEEE 128-bit
2841 floating point.
2842 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
2844 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
2846 PR target/80019
2847 * config/i386/i386.c (ix86_vector_duplicate_value): Create
2848 subreg of inner mode for values already in registers.
2850 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
2852 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
2853 iteration reg is used after the loop.
2855 2017-03-14 Martin Sebor <msebor@redhat.com>
2857 PR tree-optimization/79800
2858 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
2859 precision in negative-positive range.
2860 (format_floating): Call non-const overload with adjusted precision.
2862 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2864 PR target/79947
2865 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
2866 -mpowerpc-gfxopt.
2868 2017-03-14 Martin Sebor <msebor@redhat.com>
2870 PR middle-end/80020
2871 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
2872 * builtins.def (aligned_alloc): Use it.
2874 PR c/79936
2875 * Makefile.in (GTFILES): Add calls.c.
2876 * calls.c: Include "gt-calls.h".
2878 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
2880 PR rtl-optimization/79728
2881 * regs.h (struct target_regs): New field
2882 x_contains_allocatable_regs_of_mode.
2883 (contains_allocatable_regs_of_mode): New macro.
2884 * reginfo.c (init_reg_sets_1): Initialize it, and change
2885 contains_reg_of_mode so it includes global regs as well.
2886 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
2887 rather than contains_regs_of_mode.
2889 2017-03-14 Martin Liska <mliska@suse.cz>
2891 * doc/invoke.texi: Document options that can't be combined with
2892 -fcheck-pointer-bounds.
2894 2017-03-14 Martin Liska <mliska@suse.cz>
2896 PR middle-end/79831
2897 * doc/invoke.texi (-Wchkp): Document the option.
2899 2017-03-14 Martin Liska <mliska@suse.cz>
2901 * Makefile.in: Install gcov-dump.
2903 2017-03-14 Martin Liska <mliska@suse.cz>
2905 * multiple_target.c (expand_target_clones): Bail out for
2906 an invalid attribute.
2908 2017-03-14 Richard Biener <rguenther@suse.de>
2910 * alias.c (struct alias_set_entry): Pack properly.
2911 * cfgloop.h (struct loop): Likewise.
2912 * cse.c (struct set): Likewise.
2913 * ipa-utils.c (struct searchc_env): Likewise.
2914 * loop-invariant.c (struct invariant): Likewise.
2915 * lra-remat.c (struct cand): Likewise.
2916 * recog.c (struct change_t): Likewise.
2917 * rtl.h (struct address_info): Likewise.
2918 * symbol-summary.h (function_summary): Likewise.
2919 * tree-loop-distribution.c (struct partition): Likewise.
2920 * tree-object-size.c (struct object_size_info): Likewise.
2921 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
2922 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
2923 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
2924 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
2925 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
2926 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
2927 (struct _stmt_vec_info): Likewise.
2929 2017-03-14 Martin Liska <mliska@suse.cz>
2931 PR target/79892
2932 * multiple_target.c (create_dispatcher_calls): Check that
2933 a target can create a function dispatcher.
2935 2017-03-14 Martin Liska <mliska@suse.cz>
2937 PR lto/66295
2938 * multiple_target.c (expand_target_clones): Drop local.local
2939 flag for default implementation.
2941 2017-03-14 Richard Biener <rguenther@suse.de>
2943 PR tree-optimization/80030
2944 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
2946 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
2948 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
2949 gcc_fallthrough() instead of __attribute__((fallthrough));
2951 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2953 * doc/gcc.texi: Remove "up" link to (DIR).
2954 * doc/gccint.texi: Ditto.
2956 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
2958 * doc/install.texi (Specific) <avr>: Remove reference to
2959 binutils 2.13.
2961 2017-03-13 Jeff Law <law@redhat.com>
2963 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
2964 attribute rather than comments.
2966 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
2967 match_scratch operand is highest.
2969 2017-03-13 Martin Liska <mliska@suse.cz>
2971 PR middle-end/78339
2972 * ipa-pure-const.c (warn_function_noreturn): If the declarations
2973 is a CHKP clone, use original declaration.
2975 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2977 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
2978 (arc_conditional_register_usage): Use a different allocation order
2979 when optimizing for size.
2980 * common/config/arc/arc-common.c (arc_option_optimization_table):
2981 Section anchors default on when optimizing for size.
2983 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2985 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
2987 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2989 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
2990 * config/arc/arc.md (cpu_facility): Add cd variant.
2991 (*movqi_insn): Add code density variant.
2992 (*movhi_insn): Likewise.
2993 (*movqi_insn): Likewise.
2994 (*addsi3_mixed): Likewise.
2995 (subsi3_insn): Likewise.
2997 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
2999 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3001 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3003 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3004 expressions with MINUS and UNARY ops.
3006 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3008 PR target/79911
3009 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3010 Rename to...
3011 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3012 between vec_select and vector argument.
3013 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3014 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3015 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3016 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3017 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3018 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3020 2017-03-13 Richard Biener <rguenther@suse.de>
3022 PR other/79991
3023 * params.def (vect-max-peeling-for-alignment): Fix typo.
3025 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3027 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3028 issue that only occurred with binutils below 2.18.
3030 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3032 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3033 refer to binutils 2.11/2.12 minimum.
3035 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3037 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3038 ftp.kernel.org and simplify binutils requirement.
3040 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3042 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3043 optimization.
3044 (Optimize Options): Ditto. Also remove redundancy.
3046 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3048 PR translation/79848
3049 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3050 "%qs".
3051 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3052 to G_ to avoid double translation.
3054 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3056 PR translation/79923
3057 * auto-profile.c (get_combined_location): Convert leading
3058 character of diagnostics to lower case and remove trailing period.
3059 (read_profile): Likewise for various diagnostics.
3060 * config/arm/arm.c (arm_option_override): Remove trailing period
3061 from various diagnostics.
3062 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3063 (msp430_expand_delay_cycles): Likewise.
3065 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3067 PR target/79925
3068 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3069 full command-line argument, rather than just "str".
3070 (aarch64_validate_march): Likewise.
3071 (aarch64_validate_mtune): Likewise.
3073 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3075 PR rtl-optimization/78911
3076 * lra-assigns.c (must_not_spill_p): New function.
3077 (spill_for): Use it.
3079 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3081 PR tree-optimization/79981
3082 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3083 ATOMIC_COMPARE_EXCHANGE ifn result.
3084 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3085 IFN_ATOMIC_COMPARE_EXCHANGE.
3087 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3089 PR driver/79875
3090 * opts.c (parse_sanitizer_options): Add missing question mark to
3091 "did you mean" message.
3093 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3095 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3096 built-in.
3097 (VMULEUH_UNS): Likewise.
3098 (VMULOUB_UNS): Likewise.
3099 (VMULOUH_UNS): Likewise.
3100 * config/rs6000/rs6000.c (builtin_function_type): Remove
3101 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3103 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3105 PR bootstrap/79952
3106 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3107 x with result of extra_parsing_for_operand_code_0.
3108 (function_reader::extra_parsing_for_operand_code_0): Convert
3109 return type from void to rtx, returning x. When reading
3110 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3111 larger size containing struct block_symbol.
3113 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3115 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3116 -mfloat128-hardware without -m64.
3118 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3120 PR target/79941
3121 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3122 entries to the case statement that marks unsigned arguments to
3123 overloaded functions.
3125 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3127 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3128 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3130 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3132 PR target/79907
3133 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3134 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3136 2017-03-10 Martin Liska <mliska@suse.cz>
3138 PR target/65705
3139 PR target/69804
3140 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3141 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3142 FIELD != NULL.
3144 2017-03-10 Olivier Hainque <hainque@adacore.com>
3146 * tree-switch-conversion (array_value_type): Start by resetting
3147 candidate type to it's main variant.
3149 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3151 PR rtl-optimization/79909
3152 * combine.c (try_combine): Use simplify_replace_rtx on individual
3153 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3154 of the whole CALL_INSN_FUNCTION_USAGE.
3156 PR tree-optimization/79972
3157 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3158 get_range_info on SSA_NAMEs. Formatting fixes.
3160 2017-03-10 Richard Biener <rguenther@suse.de>
3161 Jakub Jelinek <jakub@redhat.com>
3163 PR tree-optimization/77975
3164 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3165 edge to be constant.
3166 (get_val_for): For constant x return it. Formatting fix.
3167 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3168 would use the same bases as the current one.
3170 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3172 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3173 instead of vec_select for V1TImode.
3174 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3175 longer needed.
3176 (VSX_LE_128): Add V1TI to this mode iterator.
3177 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3178 (*vsx_le_perm_store_<mode>): Likewise.
3179 (pre-reload splitter for VSX stores): Likewise.
3180 (post-reload splitter for VSX stores): Likewise.
3181 (*vsx_xxpermdi2_le_<mode>): Likewise.
3182 (*vsx_lxvd2x2_le_<mode>): Likewise.
3183 (*vsx_stxvd2x2_le_<mode>): Likewise.
3185 2017-03-09 Michael Eager <eager@eagercon.com>
3187 Correct failures with --enable-checking=yes,rtl.
3189 * config/microblaze/microblaze.c (microblaze_expand_shift):
3190 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3191 test for const0_rtx.
3192 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3193 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3195 2017-03-09 Richard Biener <rguenther@suse.de>
3197 PR tree-optimization/79977
3198 * graphite-scop-detection.c (scop_detection::merge_sese):
3199 Handle the case of extra exits to blocks dominating the entry.
3201 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3203 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3204 Document rdynamic.
3206 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3208 PR rtl-optimization/79949
3209 * lra-constraints.c (process_alt_operands): Check memory when
3210 trying to predict a cycle. Print about the overall increase.
3212 2017-03-09 Richard Biener <rguenther@suse.de>
3214 PR middle-end/79971
3215 * gimple-expr.c (useless_type_conversion_p): Preserve
3216 TYPE_SATURATING for fixed-point types.
3218 2017-03-09 Richard Biener <rguenther@suse.de>
3220 PR ipa/79970
3221 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3222 alignment of BLKmode params.
3224 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3226 PR target/79913
3227 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3228 (VALL_NO_V2Q): Likewise.
3229 (VDQF_DF): Delete.
3230 * config/aarch64/aarch64-simd.md
3231 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3232 iterator.
3233 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3234 VALL_NO_V2Q mode iterator.
3235 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3237 2017-03-09 Martin Liska <mliska@suse.cz>
3239 PR tree-optimization/79631
3240 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3241 tree_int_cst_sign_bit just for INTEGER constants.
3243 2017-03-09 Martin Liska <mliska@suse.cz>
3245 PR target/65705
3246 PR target/69804
3247 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3248 sanitizers.
3250 2017-03-09 Marek Polacek <polacek@redhat.com>
3252 PR c++/79672
3253 * tree.c (inchash::add_expr): Handle TREE_VEC.
3255 2017-03-09 Martin Liska <mliska@suse.cz>
3257 PR ipa/79764
3258 (chkp_narrow_size_and_offset): New function.
3259 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3260 (void chkp_parse_bit_field_ref): New function.
3261 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3262 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3264 2017-03-09 Martin Liska <mliska@suse.cz>
3266 PR ipa/79761
3267 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3268 (chkp_find_bounds_1): Remove gcc_unreachable.
3270 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3272 PR sanitizer/79944
3273 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3274 BUILT_IN_SYNC*, determine the access type from the size suffix and
3275 always build a MEM_REF with that type. Handle forgotten
3276 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3278 PR target/79932
3279 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3280 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3281 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3282 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3283 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3284 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3285 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3286 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3287 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3288 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3289 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3290 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3291 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3292 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3293 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3294 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3295 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3296 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3297 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3298 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3299 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3300 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3301 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3302 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3303 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3304 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3305 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3306 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3307 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3308 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3309 definitions outside of __OPTIMIZE__ guarded section.
3311 PR target/79932
3312 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3313 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3314 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3315 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3316 guarded section.
3318 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3320 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3321 ("vfenez<mode>"): Add missing constraints.
3323 2017-03-08 Martin Sebor <msebor@redhat.com>
3325 PR target/79928
3326 * config/nds32/nds32.c (nds32_option_override):
3327 Fix misspelled diagnostic.
3329 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3331 PR c/79940
3332 * gimplify.c (gimplify_omp_for): Replace index var in outer
3333 taskloop statement with an artificial variable and add
3334 OMP_CLAUSE_PRIVATE clause for it.
3336 2017-03-08 Richard Biener <rguenther@suse.de>
3338 PR tree-optimization/79955
3339 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3340 for accesses that are completely outside of the variable.
3342 2017-03-08 Andrew Haley <aph@redhat.com>
3344 PR tree-optimization/79943
3345 * tree-ssa-loop-split.c (compute_new_first_bound): When
3346 calculating the new upper bound, (END-BEG) should be added, not
3347 subtracted.
3349 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3351 * config/avr/avr.md (setmemhi): Make sure match_dup
3352 operand number comes before match_scratch.
3354 2017-03-08 Richard Biener <rguenther@suse.de>
3356 PR tree-optimization/79920
3357 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3358 with ncopies == 1 to ...
3359 (vect_transform_slp_perm_load): ... here. Properly compute
3360 all element loads by iterating VF times over the group. Do
3361 not handle ncopies (computed in a broken way) in
3362 vect_create_mask_and_perm.
3364 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3366 PR sanitizer/79904
3367 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3368 is a uniform vector, use uniform_vector_p return value instead of
3369 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3371 2017-03-07 Marek Polacek <polacek@redhat.com>
3373 PR middle-end/79809
3374 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3375 (alloca_call_type): Likewise.
3377 2017-03-07 Martin Liska <mliska@suse.cz>
3379 * gcov.c (process_args): Put comment to correct location.
3381 2017-03-07 Martin Liska <mliska@suse.cz>
3383 PR middle-end/68270
3384 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3385 Use array_at_struct_end_p instead of DECL_CHAIN (field).
3386 (chkp_narrow_bounds_for_field): Likewise.
3387 (chkp_parse_array_and_component_ref): Pass one more argument to
3388 call.
3390 2017-03-07 Richard Biener <rguenther@suse.de>
3392 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3393 preheaders.
3395 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
3397 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3398 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3400 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3402 PR c/79855
3403 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3404 to end of description.
3405 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3407 2017-03-07 Jakub Jelinek <jakub@redhat.com>
3409 PR rtl-optimization/79901
3410 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3411 ...
3412 (*avx512f_<code><mode>3<mask_name>): ... this.
3413 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3414 iterator instead of VI8_AVX2_AVX512BW.
3416 PR rtl-optimization/79901
3417 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3418 min/max expander, expand it using expand_vec_cond_expr.
3420 PR sanitizer/79897
3421 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3422 temporary.
3424 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3426 PR c++/79821
3427 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3428 to void * for PCH reasons.
3429 * dwarf2out.c (output_loc_operands, output_die): Cast
3430 v.val_vec.array to unsigned char *.
3432 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
3434 PR target/77850
3435 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3436 vector types.
3438 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
3440 PR rtl-optimization/79571
3441 * lra-constraints.c (process_alt_operands): Calculate static
3442 reject and subtract it from overall when only addresses will be
3443 reloaded.
3445 2017-03-06 Julia Koval <julia.koval@intel.com>
3447 PR target/79793
3448 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3449 incoming stack boundary to 128 for 64-bit targets.
3451 2017-03-06 Richard Biener <rguenther@suse.de>
3453 PR tree-optimization/79894
3454 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3455 to NULL after folding it.
3457 2017-03-06 Richard Biener <rguenther@suse.de>
3459 PR tree-optimization/79824
3460 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
3461 check disabling peeling for gaps.
3463 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
3465 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3466 attributes): Document gettimeofday.
3468 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3470 * config/s390/s390.c (s390_option_override_internal): Set
3471 PARAM_MIN_VECT_LOOP_BOUND
3473 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3475 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
3476 * config/s390/s390.md: Likewise.
3478 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3480 PR target/79812
3481 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
3482 (<avx2_avx512>_perm<mode>): Rename to ...
3483 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
3484 of VI8F_256_512.
3485 (<avx512>_perm<mode>_mask): Rename to ...
3486 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
3487 of VI8F_256_512.
3488 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
3489 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
3490 instead of VI8F_256_512.
3491 (avx512f_perm<mode>): New define_expand.
3492 (avx512f_perm<mode>_mask): Likewise.
3493 (avx512f_perm<mode>_1<mask_name>): New define_insn.
3494 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
3496 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3498 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
3499 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
3500 if_then_else.
3501 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
3503 2017-03-06 Martin Liska <mliska@suse.cz>
3505 PR sanitize/79783
3506 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
3507 when having a SSA NAME w/o VAR_DECL assigned to it.
3509 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3511 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
3512 msa_dpsub_<su>_d): Fix MODE for vec_select.
3514 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3516 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
3517 argument.
3518 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
3520 2017-03-06 Richard Biener <rguenther@suse.de>
3522 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
3523 * plugin.c (register_plugin_info): Likewise.
3524 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
3526 2017-03-05 Jakub Jelinek <jakub@redhat.com>
3528 * config/i386/sse.md (sse_storehps, sse_storelps,
3529 avx_<castmode><avxsizesuffix>_<castmode>,
3530 avx512f_<castmode><avxsizesuffix>_<castmode>,
3531 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
3532 in condition that at least one operand is not a MEM.
3534 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3536 PR middle-end/79805
3537 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
3538 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
3539 ECF_NOTHROW.
3540 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
3541 gimple_call_nothrow_p flag based on whether original builtin can throw.
3542 If it can, emit following stmts on the fallthrough edge.
3543 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
3544 don't create new bb if inserting just debug stmts on the edge, try to
3545 insert them on the fallthru bb or just reset debug stmts.
3547 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
3549 PR target/43763
3550 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
3551 restore recog_data (including the operand rtxes inside it) around
3552 the call to get_insn_template.
3554 2017-03-03 Martin Sebor <msebor@redhat.com>
3556 PR tree-optimization/79699
3557 * context.c (context::~context): Free MPFR caches to avoid
3558 a memory leak on program exit.
3560 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3562 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
3563 Use wide_int::ulow () instead of .elt (0).
3565 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3567 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
3568 (*pushxf): Limit oF constraint to 32bit targets and add oC
3569 constraint for 64bit targets.
3570 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
3571 (*pushdf): Change rmF constraint to rmC.
3573 2017-03-03 Martin Liska <mliska@suse.cz>
3575 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
3576 Remove unused variable.
3578 2017-03-03 Jakub Jelinek <jakub@redhat.com>
3580 PR target/79807
3581 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
3582 is a memory operand, increase num_memory.
3583 (ix86_expand_args_builtin): Likewise.
3585 2017-03-03 Jan Hubicka <jh@suse.cz>
3587 PR lto/79760
3588 * ipa-devirt.c (maybe_record_node): Properly handle
3589 __cxa_pure_virtual visibility.
3591 2017-03-03 Martin Liska <mliska@suse.cz>
3593 PR tree-optimization/79803
3594 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
3595 assert.
3596 (pass_loop_prefetch::execute): Disabled optimization if an
3597 assumption about L1 cache size is not met.
3599 2017-03-03 Martin Liska <mliska@suse.cz>
3601 PR rtl-optimization/79574
3602 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
3603 (hash_scan_set): Likewise.
3604 (dump_hash_table): Likewise.
3605 (hoist_code): Likewise.
3607 2017-03-03 Richard Biener <rguenther@suse.de>
3609 * fixed-value.c (fixed_from_string): Restore use of elt (1)
3610 in place of uhigh ().
3611 (fixed_convert_from_real): Likewise.
3613 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
3615 PR target/79514
3616 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
3618 2017-03-03 Richard Biener <rguenther@suse.de>
3620 PR middle-end/79818
3621 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
3622 TYPE_OVERFLOW_UNDEFINED check.
3624 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3626 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
3627 numbers.
3628 (vector_ae_<mode>_p): Likewise.
3629 (vector_nez_<mode>_p): Likewise.
3630 (vector_ne_v2di_p): Likewise.
3631 (vector_ae_v2di_p): Likewise.
3632 (vector_ne_<mode>_p): Likewise.
3633 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
3634 numbers.
3635 (vsx_tsqrt<mode>2_fe): Likewise.
3637 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
3639 PR target/79514
3640 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
3642 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3644 PR rtl-optimization/79780
3645 * cprop.c (one_cprop_pass): When second and further conditional trap
3646 in a single basic block is turned into an unconditional trap, turn it
3647 into a deleted note to avoid RTL verification failures.
3649 2017-03-02 Richard Biener <rguenther@suse.de>
3651 * fold-const.c (const_binop): Use ulow () instead of elt (0).
3653 2017-03-02 Richard Biener <rguenther@suse.de>
3655 PR tree-optimization/79345
3656 PR c++/42000
3657 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
3658 param and abort the walk, returning -1 if it is hit.
3659 (walk_aliased_vdefs): Take a limit param and pass it on.
3660 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
3661 defaulting to 0 and return a signed int.
3662 * tree-ssa-uninit.c (struct check_defs_data): New struct.
3663 (check_defs): New helper.
3664 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
3665 about uninitialized memory.
3666 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
3667 bogus uninitialized warning.
3668 (fixed_convert_from_real): Likewise.
3670 2017-03-02 Bin Cheng <bin.cheng@arm.com>
3672 PR tree-optimization/66768
3673 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
3674 iv_use if base object can't be determined.
3676 2017-03-02 Jakub Jelinek <jakub@redhat.com>
3678 PR tree-optimization/79345
3679 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
3680 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
3681 (get_pattern_stats): Initialize it.
3682 * genemit.c (gen_expand): Verify match_scratch numbers come after
3683 match_operand/match_dup numbers.
3684 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
3685 match_scratch numbers.
3686 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
3687 Likewise.
3688 * config/s390/s390.md (trunctdsd2): Likewise.
3690 2017-03-02 Richard Biener <rguenther@suse.de>
3692 * wide-int.h (wide_int_storage::operator=): Implement in terms
3693 of wi::copy.
3695 2017-03-02 Richard Biener <rguenther@suse.de>
3697 PR tree-optimization/79777
3698 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
3699 the to insert expression to sth existing.
3701 2017-03-01 Martin Sebor <msebor@redhat.com>
3703 PR middle-end/79692
3704 * gimple-ssa-sprintf.c
3705 (directive::known_width_and_precision): New function.
3706 (format_integer): Use it.
3707 (get_mpfr_format_length): Consider the full range of precision
3708 when computing %g output with the # flag. Set the likely byte
3709 count to 3 rather than 1 when precision is indeterminate.
3710 (format_floating): Correct the lower bound of precision.
3712 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3714 * doc/invoke.texi: Document default code model for 64-bit Linux.
3716 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3718 PR target/79752
3719 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
3720 udiv rather than div since input pattern is unsigned.
3722 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
3724 * config/i386/i386.c (print_reg): Warn for values of
3725 unsupported size in integer register.
3727 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3729 PR target/79439
3730 * config/rs6000/predicates.md (current_file_function_operand): Do
3731 not allow self calls to be local if the function is replaceable.
3733 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3735 PR target/79395
3736 * config/rs6000/altivec.h (vec_ctz and others): Change the
3737 preprocessor macro that controls conditional compilation from
3738 _ARCH_PWR9 to __POWER9_VECTOR__.
3739 (vec_all_ne): Change parameterization of __altivec_scalar_pred
3740 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
3741 control (instead of _ARCH_PWR9 control) so that template
3742 definition uses power9-specific function.
3743 (vec_any_eq): Likewise.
3744 (vec_all_ne): Change macro definition to use a power9-specific
3745 expansion under #ifdef __POWER9_VECTOR__ control (instead of
3746 _ARCH_PWR9 control).
3747 (vec_any_eq) Likewise.
3748 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
3749 expansion for CMPNEF to remove support for xvcmpnesp instruction.
3750 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
3751 support for xvcmpnedp instruction.
3752 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
3753 macro expansion so that Power9 implementation of vec_all_ne does
3754 not use the AltiVec predicate framework.
3755 (VCMPNEH_P): Likewise.
3756 (VCMPNEW_P): Likewise.
3757 (VCMPNED_P): Likewise.
3758 (VCMPNEFP_P): Likewise.
3759 (VCMPNEDP_P): Likewise.
3760 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
3761 implementation of vec_any_eq to not use AltiVec predicate
3762 framework.
3763 (VCMPAEH_P): Likewise.
3764 (VCMPAEW_P): Likewise.
3765 (VCMPAED_P): Likewise.
3766 (VCMPAEFP_P): Likewise.
3767 (VCMPAEDP_P): Likewise.
3768 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
3769 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
3770 not use the AltiVec predicate framework.
3771 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
3772 of vec_any_eq to not use AltiVec predicate framework.
3773 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3774 support for predefined __POWER9_VECTOR__ macro to indicate that
3775 Power9 instruction selection is enabled.
3776 (altivec_overloaded_builtins): Remove extraneous
3777 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
3778 function argument types RS6000_BTI_bool_V16QI and
3779 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
3780 entry for overloaded function argument types RS6000_BTI_bool_V4SI
3781 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
3782 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
3783 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
3784 Power9 for implementations of vec_cmpne. Change the signature for
3785 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
3786 (representing vec_all_ne) to remove the previously described first
3787 argument of type RS6000_BTI_INTSI, as this was an artifact of
3788 reliance on the AltiVec predicate framework, which is no longer
3789 used in the implementation of these functions. Add
3790 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
3791 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
3792 since, unlike the AltiVec predicate framework implementation, we
3793 do not share function descriptors between vec_alle and vec_anyeq.
3794 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
3795 set of modes that receive special treatment even when
3796 TARGET_P9_VECTOR is true. The special treatment emits code that
3797 does not depend on Power9 instructions.
3798 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
3799 define_expand to not rely on AltiVec predicate framework.
3800 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3801 function.
3802 (vector_ne_v2di_p): Change this define_expand to not rely on
3803 AltiVec predicate framework.
3804 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
3805 function.
3806 (vector_ne_<mode>_p): Change this define_expand to not rely on
3807 AltiVec predicate framework.
3808 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3809 function.
3810 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
3811 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
3812 define_insn pattern.
3813 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
3814 define_insn pattern because the xvcmpne<VSs>. instruction is not
3815 supported.
3816 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
3817 instruction is not supported.
3819 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3821 * config/nvptx/nvptx.c: Include intl.h.
3823 2017-03-01 Martin Jambor <mjambor@suse.cz>
3825 PR lto/78140
3826 * ipa-prop.h (ipa_bits): Removed field known.
3827 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
3828 to pointers. Adjusted their comments to warn about their sharing.
3829 (ipcp_transformation_summary): Change bits to a vector of pointers.
3830 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
3831 (ipa_get_ipa_bits_for_value): Declare.
3832 * tree-vrp.h (value_range): Mark as GTY((for_user)).
3833 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
3834 (ipa_bits_hash_table): Likewise.
3835 (ipa_vr_ggc_hash_traits): Likewise.
3836 (ipa_vr_hash_table): Likewise.
3837 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
3838 being pointers and vr_known being removed.
3839 (ipa_set_jf_unknown): Likewise.
3840 (ipa_get_ipa_bits_for_value): New function.
3841 (ipa_set_jfunc_bits): Likewise.
3842 (ipa_get_value_range): New overloaded functions.
3843 (ipa_set_jfunc_vr): Likewise.
3844 (ipa_compute_jump_functions_for_edge): Use the above functions to
3845 construct bits and vr parts of jump functions.
3846 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
3847 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3848 exist.
3849 (ipcp_grow_transformations_if_necessary): Also allocate
3850 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3851 exist.
3852 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
3853 them. Fix too long lines.
3854 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
3855 vr_known being removed.
3856 (ipa_read_jump_function): Use new setter functions to construct bits
3857 and vr parts of jump functions or set them to NULL.
3858 (write_ipcp_transformation_info): Adjust for bits being pointers.
3859 (read_ipcp_transformation_info): Likewise.
3860 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
3861 space.
3862 Include gt-ipa-prop.h.
3863 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
3864 being pointers.
3865 (ipcp_store_bits_results): Likewise.
3866 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
3867 Do not write to existing jump functions but use a temporary instead.
3869 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3871 PR c++/79681
3872 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
3873 attempt to use its first operand as BIT_FIELD_REF base.
3875 2017-03-01 Richard Biener <rguenther@suse.de>
3877 PR middle-end/79721
3878 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
3879 interpolating formula in wrapping arithmetic.
3880 (chrec_apply): Convert chrec_evaluate return value to wanted type.
3882 2017-03-01 Jakub Jelinek <jakub@redhat.com>
3884 PR tree-optimization/79734
3885 * tree-vect-generic.c (expand_vector_condition): Optimize
3886 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
3887 Handle VEC_COND_EXPR where comparison has different inner width from
3888 type's inner width.
3890 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
3892 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
3893 markup, and similar issues. Remove @opindex entries for things
3894 that aren't options. Add missing -mmpy-option entries.
3896 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3898 PR tree-optimization/79737
3899 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
3900 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
3901 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
3902 instead of byte_size. Formatting fix.
3903 (shift_bytes_in_array_right): Formatting fix.
3905 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
3907 PR target/79749
3908 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
3909 condition on optimize for the leaf function test.
3911 2017-02-28 Martin Liska <mliska@suse.cz>
3913 PR lto/79625
3914 * read-rtl-function.c (function_reader::handle_unknown_directive):
3915 Bail out when one uses -flto.
3917 2017-02-28 Martin Liska <mliska@suse.cz>
3919 * common.opt: Replace space with tabular for options of <number>
3920 type.
3921 * config/i386/i386.opt: Show <number> value for
3922 -mlarge-data-threshold.
3923 * opts.c (print_filtered_help): Do not display number in hexadecimal
3924 format.
3926 2017-02-28 Martin Liska <mliska@suse.cz>
3928 * common.opt: Fix --help=option -Q for options which are of
3929 an enum type.
3931 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
3933 * config/i386/i386.c (print_reg): Error out for values
3934 of 8-bit size in invalid integer register.
3936 2017-02-28 Martin Sebor <msebor@redhat.com>
3938 PR tree-optimization/79691
3939 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
3941 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3943 PR target/79729
3944 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
3945 gcc_unreachable with output_operand_lossage.
3947 2017-02-28 Richard Biener <rguenther@suse.de>
3949 PR tree-optimization/79740
3950 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
3951 inserts.
3952 (visit_nary_op): Insert the nary into the hashtable if we
3953 pattern-matched sth.
3954 * tree-ssa-pre.c (eliminate_insert): Robustify.
3956 2017-02-28 Richard Biener <rguenther@suse.de>
3958 PR middle-end/79731
3959 * fold-const.c (decode_field_reference): Reject out-of-bound
3960 accesses.
3962 2017-02-28 Jakub Jelinek <jakub@redhat.com>
3964 * config/i386/i386.c: Include intl.h.
3965 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
3966 instead of just cond ? "..." : "...".
3967 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
3968 * coverage.c (read_counts_file): Likewise.
3969 * omp-offload.c: Include intl.h.
3970 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
3971 of just cond ? "..." : "...".
3972 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
3973 of just cond ? "..." : "...".
3975 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
3977 PR target/79742
3978 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
3979 entry, if present.
3980 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
3981 'tune for' CPU name.
3982 * config/arm/arm-cpu-data.h: Regenerated.
3984 2017-02-28 Richard Biener <rguenther@suse.de>
3986 PR tree-optimization/79732
3987 * tree-inline.c (expand_call_inline): Do not shadow var.
3989 2017-02-28 Richard Biener <rguenther@suse.de>
3991 PR tree-optimization/79723
3992 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
3993 address-space properly.
3995 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
3997 * doc/optinfo.texi (Optimization groups): Fix option used for
3998 OPTGROUP_ALL.
3999 * doc/invoke.texi (-fopt-info): Document "omp".
4000 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4001 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4002 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4003 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4004 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4006 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4007 all users.
4008 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4009 OPTGROUP_OMP with "omp".
4011 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4013 PR target/79544
4014 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4015 for arithmetic shift of unsigned V2DI.
4017 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4019 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4020 arc/linux.h headers.
4021 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4022 (LINK_SPEC): Likewise.
4023 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4024 (EXTRA_SPECS): Likewise.
4025 (STARTFILE_SPEC): Likewise.
4026 (ENDFILE_SPEC): Likewise.
4027 (LIB_SPEC): Likewise.
4028 (TARGET_SDATA_DEFAULT): Likewise.
4029 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4030 (MULTILIB_DEFAULTS): Likewise.
4031 (DWARF2_UNWIND_INFO): Likewise.
4032 * config/arc/big.h: New file.
4033 * config/arc/elf.h: Likewise.
4034 * config/arc/linux.h: Likewise.
4035 * config/arc/t-uClibc: Remove.
4037 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4039 PR tree-optimization/77536
4040 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4041 (tree_transform_and_unroll_loop): Use above function to compute the
4042 estimated niter of unrolled loop and use it when scaling profile.
4043 Also use count info rather than frequency if it's non-zero.
4044 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4045 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4046 (vect_transform_loop): Call above function.
4048 2017-02-27 Richard Biener <rguenther@suse.de>
4050 PR tree-optimization/45397
4051 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4052 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4053 (visit_nary_op): Add pattern matching for CSEing sign-changed
4054 or truncated operations with wider ones.
4056 2017-02-27 Richard Biener <rguenther@suse.de>
4058 PR tree-optimization/79690
4059 * tree-vect-stmts.c (vectorizable_store): Use vector type
4060 built from the DR with address-space.
4062 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4064 * doc/invoke.texi (Optimize Options): Refine the description
4065 of asan-use-after-return.
4067 2017-02-25 Alan Modra <amodra@gmail.com>
4069 PR rtl-optimization/79584
4070 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4071 base, not ad->base_term, the reg within base. Remove assertion
4072 that ad->base == ad->base_term. Replace gen_int_mode using
4073 bogus mode with const0_rtx.
4075 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4077 PR middle-end/79396
4078 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4079 FMA_EXPR like tcc_binary or tcc_unary.
4081 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4083 PR debug/77589
4084 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4085 bitfield.
4086 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4087 (output_loc_operands): Handle DW_OP_call_ref and
4088 DW_OP_GNU_variable_value.
4089 (struct variable_value_struct): New type.
4090 (struct variable_value_hasher): Likewise.
4091 (variable_value_hash): New variable.
4092 (string_types): Remove.
4093 (copy_loc_descr): New function.
4094 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4095 (prepend_loc_descr_to_each): New function.
4096 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4097 instead of add_loc_descr_to_each if the first argument is single
4098 location list and the second has multiple.
4099 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4100 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4101 when looking for variable value which doesn't have other location info.
4102 (loc_list_from_tree): Formatting fix.
4103 (gen_array_type_die): Simplify DW_AT_string_length handling.
4104 (adjust_string_types): Remove.
4105 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4106 string_types. Call resolve_variable_values.
4107 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4108 (resolve_addr_in_expr): Likewise. Add A argument.
4109 (copy_deref_exprloc): Remove deref argument. Adjust for the
4110 original expression being DW_OP_GNU_variable_value with optionally
4111 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4112 optionally after it.
4113 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4114 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4115 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4116 (variable_value_hasher::hash, variable_value_hasher::equal): New
4117 methods.
4118 (resolve_variable_value_in_expr, resolve_variable_value,
4119 resolve_variable_values, note_variable_value_in_expr,
4120 note_variable_value): New functions.
4121 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4122 DIEs.
4124 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4126 PR c/79677
4127 * opts.h (handle_generated_option): Add GENERATED_P argument.
4128 * opts-common.c (handle_option): Adjust function comment.
4129 (handle_generated_option): Add GENERATED_P argument, pass it to
4130 handle_option.
4131 (control_warning_option): Pass false to handle_generated_option
4132 GENERATED_P.
4133 * opts.c (maybe_default_option): Pass true to handle_generated_option
4134 GENERATED_P.
4135 * optc-gen.awk: Likewise.
4137 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4139 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4140 a REG, look at the REG it is a SUBREG of.
4141 (splitter for cmpeqsi_t): Ditto.
4143 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4145 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4146 the special USEs with the pattern of the insn, not the insn itself.
4148 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4150 PR target/79473
4151 * doc/invoke.texi: Document -mload-store-pairs.
4153 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4154 Sandra Loosemore <sandra@codesourcery.com>
4156 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4157 argument isn't a CONST_INT.
4158 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4159 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4160 (nios2_validate_compare): Bypass alternate compare logic if *op2
4161 is not a CONST_INT.
4162 (ldstwm_operation_p): Return false if first_base is not a REG or
4163 if first_offset is not a CONST_INT.
4165 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4167 * config/cris/cris.md: Use correct operand in a define_peephole2.
4169 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4171 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4173 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4175 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4176 this_insn if it is an INSN or JUMP_INSN.
4177 (force_offsettable): Look at base, not at addr.
4178 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4179 on things that aren't necessarily CONST_INTs.
4181 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4183 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4184 -mfpmath=sse is the default also for x86-32 targets with SSE2
4185 instruction set when @option{-ffast-math} is enabled
4187 2017-02-24 Jeff Law <law@redhat.com>
4189 PR rtl-optimizatoin/79286
4190 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4191 dominance test.
4193 2017-02-24 Richard Biener <rguenther@suse.de>
4195 PR tree-optimization/79389
4196 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4197 debug insns.
4199 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4201 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4202 function comment to reflect reality.
4203 (loop_exits_before_overflow): Fix typo in function description.
4205 2017-02-24 Richard Biener <rguenther@suse.de>
4207 PR tree-optimization/79389
4208 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4209 properly that a threading opportunity exists. Detect conditional
4210 copy/constant propagation opportunities.
4212 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4214 * config/visium/visium.md (type): Add trap.
4215 (b): New mode attribute.
4216 (*btst): Rename into...
4217 (*btst<mode>): ...this and adjust.
4218 (*cbranchsi4_btst_insn): Rename into...
4219 (*cbranch<mode>4_btst_insn): ...this and adjust.
4220 (trap): New define_insn.
4222 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4224 PR tree-optimization/79389
4225 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4226 (noce_reversed_cond_code): New function.
4227 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4228 reversed_comparison_code. Formatting fix.
4229 (noce_try_store_flag): Test rev_cond != NULL in addition to
4230 reversed_comparison_code.
4231 (noce_try_store_flag_constants): Likewise.
4232 (noce_try_store_flag_mask): Likewise.
4233 (noce_try_addcc): Use rev_cond if non-NULL instead of
4234 reversed_comparison_code.
4235 (noce_try_cmove_arith): Likewise. Formatting fixes.
4236 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4237 (noce_find_if_block): Initialize rev_cond.
4238 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4239 instead of false as last argument never attempt to reverse it
4240 afterwards.
4242 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4244 PR tree-optimization/79663
4245 * tree-predcom.c (combine_chains): Process refs in reverse order
4246 only for ZERO length chains, and add explaining comment.
4248 2017-02-23 Jeff Law <law@redhat.com>
4250 PR tree-optimization/79578
4251 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4252 in call to operand_equal_p.
4254 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4256 PR target/71017
4257 * config/i386/cpuid.h: Fix another undefined behavior.
4259 2017-02-23 Richard Biener <rguenther@suse.de>
4261 PR tree-optimization/79683
4262 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4263 vector types for data-refs.
4265 2017-02-23 Martin Liska <mliska@suse.cz>
4267 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4269 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4271 PR middle-end/79665
4272 * internal-fn.c (get_range_pos_neg): Moved to ...
4273 * tree.c (get_range_pos_neg): ... here. No longer static.
4274 * tree.h (get_range_pos_neg): New prototype.
4275 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4276 are known to be in between 0 and signed maximum inclusive, try to
4277 expand both unsigned and signed divmod and use the cheaper one from
4278 those.
4280 2017-02-22 Jeff Law <law@redhat.com>
4282 PR tree-optimization/79578
4283 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4284 to compare base operands.
4286 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4288 PR target/79211
4289 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4290 gpc_reg_operand instead of fpr_reg_operand.
4292 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4294 * config/mips/mips.c (mips_return_in_memory): Force FP
4295 vector types to be returned in memory for o32 ABI.
4297 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4299 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4300 instead of DW_TAG_member for static data member declarations and don't
4301 set no_linkage_name for static inline data members.
4302 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4303 to DW_TAG_member.
4305 2017-02-22 Martin Liska <mliska@suse.cz>
4307 * doc/invoke.texi: Replace inequality signs with square brackets
4308 for -Wnormalized.
4310 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4312 PR tree-optimization/68644
4313 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4315 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4317 PR target/78660
4318 * lra-constraints.c (simplify_operand_subreg): Handle
4319 WORD_REGISTER_OPERATIONS targets.
4321 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4323 PR target/70465
4324 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4325 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4326 elimination by swapping fld*.
4328 2017-02-22 Richard Biener <rguenther@suse.de>
4330 PR tree-optimization/79673
4331 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4332 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4333 irrelevant address-space qualifiers and avoiding a
4334 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4336 2017-02-22 Richard Biener <rguenther@suse.de>
4338 PR tree-optimization/79666
4339 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4340 to not symbolically negate if that may introduce undefined
4341 overflow.
4343 2017-02-22 Martin Liska <mliska@suse.cz>
4345 PR lto/79587
4346 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4347 * data-streamer-out.c (streamer_write_gcov_count_stream):
4348 Likewise.
4349 * value-prof.c (stream_out_histogram_value): Make assert more
4350 precise based on type of counter.
4352 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
4354 PR target/79593
4355 * config/i386/i386.md (standard_x87sse_constant_load splitter):
4356 Use nonimmediate_operand instead of memory_operand for operand 1.
4357 (float-extend standard_x87sse_constant_load splitter): Ditto.
4359 2017-02-21 Jeff Law <law@redhat.com>
4361 PR tree-optimization/79621
4362 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4363 blocks with edges to themselves.
4365 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4367 PR target/79633
4368 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4369 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4370 Use gimple_call_builtin_p.
4372 PR target/79570
4373 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4374 on temporarily removed DEBUG_INSNs.
4376 PR tree-optimization/79649
4377 * tree-loop-distribution.c (classify_partition): Give up on
4378 non-generic address space loads/stores.
4380 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
4382 * doc/loop.texi (Loop manipulation): Remove nonexistent
4383 tree_ssa_loop_version from the documentation.
4384 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4386 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4388 PR target/79494
4389 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4390 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4391 * config/rs6000/rs6000.c: Include except.h.
4392 (rs6000_expand_split_stack_prologue): Call
4393 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4395 2017-02-21 Martin Jambor <mjambor@suse.cz>
4397 PR lto/79579
4398 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4399 have been analyzed.
4401 2017-02-21 Martin Jambor <mjambor@suse.cz>
4403 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4404 for backward compatibility only.
4405 * doc/invoke.texi (Option Summary): Remove all references to
4406 -fipa-cp-alignment.
4408 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
4410 PR target/78660
4411 Revert:
4412 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4414 * lra-constraints.c (curr_insn_transform): Handle
4415 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4417 2017-02-21 Martin Liska <mliska@suse.cz>
4419 * config/i386/i386.opt: Replace -masm-dialect with -masm.
4421 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
4423 PR translation/79638
4424 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4426 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
4428 PR ada/67205
4429 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4430 (arm_function_ok_for_sibcall): Return false for an indirect call by
4431 descriptor if all the argument registers are used.
4432 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4433 alignment of the function.
4435 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4437 PR tree-optimization/61441
4438 * simplify-rtx.c (simplify_const_unary_operation): For
4439 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4440 the sNaN unmodified.
4442 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4444 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4445 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4446 instead of SYSTEM_HEADER_DIR.
4448 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
4449 Martin Liška <mliska@suse.cz>
4451 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4452 Fix typos and grammar, use active voice, and clarify.
4454 2017-02-20 Marek Polacek <polacek@redhat.com>
4456 PR middle-end/79537
4457 * gimplify.c (gimplify_expr): Handle unused *&&L;.
4459 PR sanitizer/79558
4460 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
4462 2017-02-20 Jakub Jelinek <jakub@redhat.com>
4464 PR target/79568
4465 * config/i386/i386.c (ix86_expand_builtin): Handle
4466 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
4467 ix86_builtins_isa[fcode].isa as a requirement of those
4468 flags and any other flag in the bitmask.
4469 (ix86_init_mmx_sse_builtins): Use 0 instead of
4470 ~OPTION_MASK_ISA_64BIT as mask.
4471 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
4472 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
4473 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
4474 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
4476 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4478 PR target/78012
4479 * lra-constraints.c (split_reg): Check requested split mode
4480 is supported by the register.
4482 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4484 * lra-constraints.c (simplify_operand_subreg): Remove early
4485 return false.
4487 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4489 PR target/78660
4490 * lra-constraints.c (curr_insn_transform): Tighten condition
4491 for converting SUBREG reloads from OP_OUT to OP_INOUT.
4493 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4495 PR target/78660
4496 * lra-constraints.c (curr_insn_transform): Handle
4497 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4499 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
4501 Revert:
4502 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4504 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4506 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
4508 PR c++/69523
4509 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
4510 description.
4512 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4514 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
4515 for FMA_EXPR.
4517 2017-02-18 Jakub Jelinek <jakub@redhat.com>
4519 * final.c (last_columnnum, override_columnnum): New variables.
4520 (final_start_function): Set last_columnnum, pass it to begin_prologue
4521 hook and pass 0 to dwarf2out_begin_prologue.
4522 (final_scan_insn): Update override_columnnum. Pass last_columnnum
4523 to source_line debug hook.
4524 (notice_source_line): Compute last_columnnum and for debug_column_info
4525 return true on column changes.
4526 * debug.h (struct gcc_debug_hooks): Add column argument to
4527 source_line and begin_prologue hooks.
4528 (debug_nothing_int_charstar_int_bool): Remove prototype.
4529 (debug_nothing_int_int_charstar,
4530 debug_nothing_int_int_charstar_int_bool): New prototypes.
4531 (dwarf2out_begin_prologue): Add column argument.
4532 * debug.c (do_nothing_debug_hooks): Adjust source_line and
4533 begin_prologue hooks.
4534 (debug_nothing_int_charstar_int_bool): Remove.
4535 (debug_nothing_int_int_charstar,
4536 debug_nothing_int_int_charstar_int_bool): New functions.
4537 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
4538 through to dwarf2out_source_line.
4539 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
4540 (dwarf2out_source_line): Add column argument, emit it if requested.
4541 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
4542 arguments.
4543 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4544 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4545 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
4546 through to dwarf2out_begin_prologue.
4547 (vmsdbgout_source_line): Add column argument, pass it through to
4548 dwarf2out_source_line.
4549 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
4550 dbxout_source_line caller.
4551 (dbxout_source_line): Add column argument.
4553 * common.opt (gno-column-info, gcolumn-info): New options.
4554 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
4555 (check_die): Also test for multiple DW_AT_decl_column attributes.
4556 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
4557 DW_AT_decl_column if requested.
4558 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
4559 if requested.
4560 (gen_variable_die): Likewise.
4561 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
4562 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
4564 PR target/79569
4565 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
4566 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
4567 (ix86_handle_option): Handle OPT_m3dnowa.
4568 * doc/invoke.texi (-m3dnowa): Document.
4569 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
4570 -m3dnowa instead of -m3dnow -march=athlon.
4572 PR target/79559
4573 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
4574 instead of gcc_assert for K, r and R code checks. Formatting fixes.
4576 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4578 PR target/79261
4579 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
4580 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
4581 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
4582 generator for vsx_xxpermdi_<mode>_be.
4583 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
4584 force big-endian semantics.
4585 (vsx_xxpermdi_<mode>_be): New define_expand with same
4586 implementation as previous version of vsx_xxpermdi_<mode>.
4588 2017-02-17 Jakub Jelinek <jakub@redhat.com>
4590 PR tree-optimization/79327
4591 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
4592 variable, its initialization and use.
4594 2017-02-17 Julia Koval <julia.koval@intel.com>
4596 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
4597 (OPTION_MASK_ISA_PKU_UNSET): New.
4598 (ix86_handle_option): Handle -mrdpid.
4599 * config/i386/cpuid.h (bit_RDPID): New.
4600 * config/i386/driver-i386.c (host_detect_local_cpu):
4601 Detect RDPID feature.
4602 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
4603 * config/i386/i386-c.c (ix86_target_macros_internal):
4604 Handle RDPID flag.
4605 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
4606 (ix86_valid_target_attribute_inner_p): Add "rdpid".
4607 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
4608 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
4609 * config/i386/i386.md (define_insn "rdpid"): New.
4610 * config/i386/i386.opt Add -mrdpid.
4611 * config/i386/immintrin.h (_rdpid_u32): New.
4613 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
4615 PR rtl-optimization/79541
4616 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
4617 instead of transforming it into USE.
4619 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
4621 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
4622 If HONOR_SNANS (SFmode) force the input to a register.
4623 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
4624 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
4625 an frsp or similar insn.
4627 2017-02-17 Martin Liska <mliska@suse.cz>
4629 PR rtl-optimization/79577
4630 * params.def (selsched-max-sched-times): Increase minimum to 1.
4632 2017-02-17 Martin Liska <mliska@suse.cz>
4634 PR rtl-optimization/79574
4635 * gcse.c (want_to_gcse_p): Prevent integer overflow.
4637 2017-02-17 Martin Liska <mliska@suse.cz>
4639 PR tree-optimization/79529
4640 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
4641 ssa_defined_default_def_p to handle cases which are implicitly
4642 defined.
4643 * tree-ssa.c (ssa_defined_default_def_p): New function.
4644 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
4645 which are implicitly defined.
4646 * tree-ssa.h (ssa_defined_default_def_p): Declare.
4648 2017-02-17 Richard Biener <rguenther@suse.de>
4650 PR middle-end/79576
4651 * params.def (max-ssa-name-query-depth): Limit to 10.
4653 2017-02-17 Richard Biener <rguenther@suse.de>
4655 PR tree-optimization/79552
4656 * tree-ssa-structalias.c (visit_loadstore): Properly verify
4657 default defs.
4659 2017-02-17 Richard Biener <rguenther@suse.de>
4661 PR bootstrap/79567
4662 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
4664 2017-02-17 Marek Polacek <polacek@redhat.com>
4666 PR middle-end/79536
4667 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
4668 (fold_negate_expr): New wrapper.
4670 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
4672 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
4673 Correct terminology and de-emphasize pre-standard behavior.
4675 2017-02-16 Alan Modra <amodra@gmail.com>
4677 PR rtl-optimization/79286
4678 * ira.c (def_dominates_uses): New function.
4679 (update_equiv_regs): Don't create an equivalence for insns that
4680 may trap where the register def does not dominate the use.
4682 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
4684 PR rtl-optimization/78127
4685 * lra.c (lra): Call lra_eliminate before finish the loop after
4686 lra_constraint.
4688 2017-02-16 Richard Biener <rguenther@suse.de>
4690 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
4691 isl/isl_val.h.
4692 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
4693 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
4694 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
4695 (isl_val_int_from_wi): New function.
4696 (extract_affine_gmp): Rename to ...
4697 (extract_affine_wi): ... this, take a widest_int.
4698 (extract_affine_int): Just wrap extract_affine_wi.
4699 (add_param_constraints): Use isl_val_int_from_wi.
4700 (add_loop_constraints): Likewise, and extract_affine_wi.
4702 2017-02-15 Jeff Law <law@redhat.com>
4704 PR middle-end/79521
4705 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
4706 ira_init_register_move_cost_if_necessary.
4708 2017-02-15 Martin Sebor <msebor@redhat.com>
4710 PR middle-end/32003
4711 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
4712 removed in a prior commit.
4714 2017-02-15 Bin Cheng <bin.cheng@arm.com>
4716 PR tree-optimization/79347
4717 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
4718 counters during peeling.
4720 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
4722 * Makefile.in (site.exp): Remove "set ISLVER".
4724 2017-02-15 Jakub Jelinek <jakub@redhat.com>
4726 PR target/79487
4727 * real.c (real_from_integer): Call real_convert even for decimal.
4729 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4731 PR target/79421
4732 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4734 2017-02-14 Andrew Pinski <apinski@cavium.com>
4736 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
4737 cores and change the partno/implementer to be correct.
4738 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
4739 the 'B" as the implementer.
4740 * config/aarch64/aarch64-tune.md: Regenerate.
4742 2017-02-14 Carl Love <cel@us.ibm.com>
4744 * config/rs6000/rs6000.c: Add case statement entry to make the
4745 xvcvuxdsp built-in argument unsigned.
4746 * config/rs6000/vsx.md: Fix the source and return operand types so they
4747 match the instruction definitions from the ISA document. Fix typo
4748 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
4749 statement.
4751 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
4753 PR target/79282
4754 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
4755 member early_clobber_alts.
4756 * lra-lives.c (reg_early_clobber_p): New.
4757 (process_bb_lives): Use it.
4758 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
4759 (debug_operand_data): Initialize early_clobber_alts.
4760 (setup_operand_alternative): Set up early_clobber_alts.
4761 (collect_non_operand_hard_regs): Ditto. Pass early clobber
4762 alternatives to new_insn_reg.
4763 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
4764 it.
4765 (lra_update_insn_regno_info): Pass the new arg.
4767 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4769 PR middle-end/79505
4770 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
4771 (new_oacc_loop_raw): Don't clear already cleared fields.
4773 PR target/79481
4774 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
4775 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
4776 _mm512_prefetch_i64gather_ps): New inline functions and macros.
4778 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
4780 PR target/79495
4781 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
4783 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
4785 PR target/79498
4786 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
4787 the extra instruction to the right place to store 128-bit constant
4788 when needed.
4790 2017-02-14 Martin Sebor <msebor@redhat.com>
4792 PR middle-end/79448
4793 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
4794 warning for strings of unknown length.
4796 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
4798 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
4800 2017-02-14 Jeff Law <law@redhat.com>
4802 PR target/79404
4803 * ira-costs.c (scan_one_insn): Initialize register move costs
4804 for pseudos seen in USE/CLOBBER insns.
4806 PR tree-optimization/79095
4807 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
4808 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
4809 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
4810 if the operands are known to be not equal, then the resulting range
4811 is ~[0,0].
4812 (intersect_ranges): If the new range is ~[0,0] and the old range is
4813 wide, then prefer ~[0,0].
4814 * tree-vrp.c (overflow_comparison_p_1): New function.
4815 (overflow_comparison_p): New function.
4816 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
4817 if NAME is used in an overflow test.
4818 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
4819 overflow check that can be expressed as an equality test, then adjust
4820 ops to be that equality test.
4822 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4824 * config/s390/s390-builtin-types.def: Remove flags argument.
4825 * config/s390/s390.c (s390_init_builtins): Likewise.
4827 2017-02-14 Martin Liska <mliska@suse.cz>
4829 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
4830 vector. Fix trailing white spaces.
4832 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
4834 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
4835 HFmode.
4837 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4839 PR rtl-optimization/68664
4840 * config/arm/arm.c (arm_sched_can_speculate_insn):
4841 New function. Declare prototype.
4842 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4844 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4846 PR rtl-optimization/68664
4847 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
4848 New function.
4849 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4851 2017-02-14 Amit Pawar <amit.pawar@amd.com>
4853 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
4854 max skip bytes for function, loop and jump.
4856 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4858 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
4859 ABS_EXPR for gimple dump.
4861 2017-02-14 Jakub Jelinek <jakub@redhat.com>
4863 PR target/79462
4864 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
4866 PR tree-optimization/79408
4867 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
4868 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
4869 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
4870 also if rhs1 is INTEGER_CST.
4872 2017-02-14 Richard Biener <rguenther@suse.de>
4874 PR middle-end/79432
4875 * tree-into-ssa.c (insert_phi_nodes): When the function can
4876 have abnormal edges rewrite SSA names with broken use-def
4877 dominance out of SSA and register them for PHI insertion.
4879 2017-02-13 Martin Sebor <msebor@redhat.com>
4881 PR middle-end/79496
4882 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
4883 clearing info.nowrite flag when snprintf size argument is a range.
4885 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4887 * cprop.c (cprop_jump): Add missing space in string literal.
4888 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
4889 (get_constraint_for_component_ref): Likewise.
4890 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
4891 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
4892 * lra-constraints.c (process_alt_operands): Likewise.
4893 * ipa-inline.c (inline_small_functions): Likewise.
4894 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
4895 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
4896 * trans-mem.c (diagnose_tm_1_op): Likewise.
4897 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
4898 (grid_parallel_clauses_gridifiable): Likewise.
4900 * config/nvptx/mkoffload.c (process): Add space in between
4901 , and %d.
4903 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
4904 "MOD4_SSE_REGS" and "ALL_REGS".
4906 * spellcheck.c (test_data): Add , in between "foo" and "food".
4908 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4910 PR target/79449
4911 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
4912 boundary crossing check and subsequent code generation agree.
4914 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4916 * config/aarch64/aarch64.c (has_memory_op): Delete.
4917 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
4918 has_memory_op.
4920 2017-02-13 Jakub Jelinek <jakub@redhat.com>
4922 PR rtl-optimization/79388
4923 PR rtl-optimization/79450
4924 * combine.c (distribute_notes): When removing TEM_INSN for which
4925 corresponding dest has last value recorded, invalidate that last
4926 value.
4928 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4930 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
4931 of explicit '@'. Add missing assembly comment marker on branch costs
4932 printout.
4934 2017-02-13 Nathan Sidwell <nathan@acm.org>
4936 * gengtype-lex.l (<in_struct>): Add '/'.
4938 2017-02-13 Martin Liska <mliska@suse.cz>
4940 PR c/79471
4941 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
4943 2017-02-13 Richard Biener <rguenther@suse.de>
4945 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
4946 Remove.
4947 * configure: Re-generate.
4948 * config.in: Likewise.
4949 * graphite-dependences.c: Simplify as if
4950 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
4951 * graphite-isl-ast-to-gimple.c: Likewise.
4952 * graphite-optimize-isl.c: Likewise.
4953 * graphite-poly.c: Likewise.
4954 * graphite-sese-to-poly.c: Likewise.
4955 * graphite.h: Likewise.
4956 * toplev.c: Include isl/version.h and use isl_version () for
4957 printing the ISL version.
4958 * doc/install.texi: Update ISL requirement.
4960 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4962 * doc/standards.texi (Standards): Update reference to
4963 Objective-C 2.0.
4965 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
4967 * doc/extend.texi (Named Address Spaces): sourceware.org now
4968 defaults to https.
4969 * doc/install.texi (Binaries): Ditto.
4970 (Specific): Ditto.
4972 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4974 * doc/cpp.texi: Replace "stringify"/"stringification" with C
4975 standard terminology "stringize"/"stringizing" throughout.
4976 * doc/cppinternals.texi: Likewise.
4978 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
4980 * doc/extend.texi: Fix some spelling mistakes and typos.
4981 * doc/invoke.texi: Likewise.
4983 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4985 PR ipa/79224
4986 * params.def (inline-min-speedup) Change from 10 to 8.
4988 2017-02-11 Jakub Jelinek <jakub@redhat.com>
4990 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
4991 4.5.
4993 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
4995 PR ipa/79224
4996 * ipa-inline-analysis.c (get_minimal_bb): New function.
4997 (record_modified): Use it.
4998 (remap_edge_change_prob): Handle also ancestor functions.
5000 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5002 * doc/contrib.texi (Contributors): Remove broken link into
5003 the Mauve CVS repository.
5005 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5007 PR middle-end/79454
5008 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5009 result computation whenever lhs doesn't have vector mode, not
5010 just when it has BLKmode.
5012 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5014 * doc/makefile.texi (profiledbootstrap): Refer to the
5015 installation instructions only in textual form.
5017 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5019 PR target/79295
5020 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5022 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5024 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5025 (Specific): Update mingw-w64 reference.
5026 (Binaries): Ditto.
5027 (Specific): Remove broken link to Renesas RX processor.
5029 2017-02-10 Richard Biener <rguenther@suse.de>
5031 * toplev.c (process_options): Do not mention obsolete graphite
5032 options when printing sorry message about missing graphite support.
5033 Mention -floop-nest-optimize.
5035 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5037 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5038 (vtst_p16): Likewise.
5039 (vtstq_p8): Likewise.
5040 (vtstq_p16): Likewise.
5041 (vtst_p64): New.
5042 (vtstq_p64): Likewise.
5043 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5044 (vset_lane_p64): New.
5045 (vsetq_lane_p64): New.
5047 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5049 PR tree-optimization/79411
5050 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5051 stmt operands are SSA_NAMEs used in abnormal phis.
5052 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5053 phis.
5055 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5057 PR ipa/70795
5058 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5059 flag if needed.
5061 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5063 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5065 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5067 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5068 to avoid warning.
5070 PR c/79413
5071 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5072 not arbitrary TREE_CONSTANT.
5074 PR c/79431
5075 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5076 "omp declare target link" attribute unless is_global_var.
5077 * omp-offload.c (find_link_var_op): Likewise.
5079 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5080 Chung-Lin Tang <cltang@codesourcery.com>
5082 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5083 OMP_CLAUSE_TILE.
5084 (gimplify_adjust_omp_clauses): Don't delete TILE.
5085 (gimplify_omp_for): Deal with TILE.
5086 * internal-fn.c (expand_GOACC_TILE): New function.
5087 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5088 (GOACC_TILE): New.
5089 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5090 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5091 element fields.
5092 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5093 avoid DIV for outermost collapse var.
5094 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5095 Remove out of date comments, fix whitespace.
5096 * omp-general.c (omp_extract_for_data): Deal with tiling.
5097 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5098 adjust OLF_DIM_BASE value.
5099 (struct omp_for_data): Add tiling field.
5100 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5101 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5102 for auto loops. Remove default auto determining, moved to
5103 oacc_loop_fixed_partitions.
5104 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5105 stmts, add e_mask field.
5106 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5107 (oacc_thread_numbers): Use oacc_dim_call.
5108 (oacc_xform_tile): New.
5109 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5110 (finish_oacc_loop): Adjust for ifns vector.
5111 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5112 add case for GOACC_TILE fns.
5113 (oacc_loop_xform_loop): Delete.
5114 (oacc_loop_process): Iterate over call list directly, and add
5115 handling for GOACC_TILE fns.
5116 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5117 dump partitioning.
5118 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5119 vector partitioning to outer loops. Assign 2 partitions to loops
5120 when available. Add TILE handling.
5121 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5122 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5123 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5124 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5125 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5127 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5129 * configure.ac (ACX_BUGURL): Update.
5130 * configure: Regenerate.
5132 2017-02-09 Richard Biener <rguenther@suse.de>
5134 PR tree-optimization/69823
5135 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5136 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5138 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5140 * config/arc/arc-c.def: Add __NPS400__ definition.
5141 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5142 (TARGET_NPS400): Define.
5144 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5146 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5147 file.
5148 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5149 pointer, arch_info.
5150 (arc_cpu_types): Fill the arch_info field with a pointer into the
5151 arc_arch_types table.
5152 (arc_selected_cpu): Declare.
5153 * config/arc/arc.c (arc_selected_cpu): Make global.
5154 (arc_selected_arch): Delete.
5155 (arc_base_cpu): Delete.
5156 (arc_override_options): Remove references to deleted variables,
5157 update access to arch information.
5158 (ARC_OPT): Update access to arch information.
5159 (ARC_OPTX): Likewise.
5160 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5161 (TARGET_ARC600): Update access to arch information.
5162 (TARGET_ARC601): Likewise.
5163 (TARGET_ARC700): Likewise.
5164 (TARGET_EM): Likewise.
5165 (TARGET_HS): Likewise.
5166 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5167 information.
5169 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5171 PR target/78604
5172 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5173 condition/operands for integer GE/LE/GEU/LEU operations.
5175 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5177 PR translation/79397
5178 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5179 of AltiVec.
5181 2017-02-08 Martin Jambor <mjambor@suse.cz>
5183 PR ipa/79375
5184 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5185 whether allocation happened.
5186 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5187 nothing was allocated.
5189 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5191 PR tree-optimization/79408
5192 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5193 constant, but SSA_NAME with a known integer range, use the minimum
5194 of that range instead of op1 to determine if modulo can be replaced
5195 with its first operand.
5197 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5199 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5201 2017-02-08 Richard Biener <rguenther@suse.de>
5203 PR tree-optimization/71824
5204 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5205 Check all loops contained in the merged region.
5207 2017-02-07 Andrew Pinski <apinski@cavium.com>
5209 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5211 2017-02-07 Andrew Pinski <apinski@cavium.com>
5213 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5214 (thunderxt88): Likewise.
5215 (thunderxt81): Disable LSE and change v8.1 to v8.
5216 (thunderxt83): Likewise.
5218 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5219 Richard Biener <rguenther@suse.de>
5221 PR middle-end/79399
5222 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5223 type from int to size_t.
5224 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5226 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5228 PR rtl-optimization/79386
5229 * cprop.c (bypass_conditional_jumps): Initialize
5230 bypass_last_basic_block already before splitting bbs after
5231 unconditional traps...
5232 (bypass_conditional_jumps): ... rather than here.
5234 PR target/79299
5235 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5236 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5237 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5238 fix -masm=intel patterns.
5240 2017-02-07 Richard Biener <rguenther@suse.de>
5242 PR tree-optimization/79256
5243 PR middle-end/79278
5244 * builtins.c (get_object_alignment_2): Use min_align_of_type
5245 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5246 and ADJUST_FIELD_ALIGN.
5248 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5249 type parameter.
5250 * doc/tm.texi: Regenerate.
5251 * stor-layout.c (layout_decl): Adjust.
5252 (update_alignment_for_field): Likewise.
5253 (place_field): Likewise.
5254 (min_align_of_type): Likewise.
5255 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5256 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5257 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5258 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5259 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5260 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5261 * config/i386/i386.c (x86_field_alignment): Likewise.
5262 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5263 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5264 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5265 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5266 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5267 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5268 Likewise.
5270 Revert
5271 2017-01-30 Richard Biener <rguenther@suse.de>
5273 PR tree-optimization/79256
5274 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5275 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5276 alignment on TYPE.
5278 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5280 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5281 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5282 builtins to SImode and emit a zero-extend, if necessary.
5284 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5286 * docs/invoke.texi (RISC-V Options): Alphabetize.
5288 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5290 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5291 options.
5293 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5295 * config/riscv/riscv.c: New file.
5296 * gcc/common/config/riscv/riscv-common.c: Likewise.
5297 * config.gcc: Likewise.
5298 * config/riscv/constraints.md: Likewise.
5299 * config/riscv/elf.h: Likewise.
5300 * config/riscv/generic.md: Likewise.
5301 * config/riscv/linux.h: Likewise.
5302 * config/riscv/multilib-generator: Likewise.
5303 * config/riscv/peephole.md: Likewise.
5304 * config/riscv/pic.md: Likewise.
5305 * config/riscv/predicates.md: Likewise.
5306 * config/riscv/riscv-builtins.c: Likewise.
5307 * config/riscv/riscv-c.c: Likewise.
5308 * config/riscv/riscv-ftypes.def: Likewise.
5309 * config/riscv/riscv-modes.def: Likewise.
5310 * config/riscv/riscv-opts.h: Likewise.
5311 * config/riscv/riscv-protos.h: Likewise.
5312 * config/riscv/riscv.h: Likewise.
5313 * config/riscv/riscv.md: Likewise.
5314 * config/riscv/riscv.opt: Likewise.
5315 * config/riscv/sync.md: Likewise.
5316 * config/riscv/t-elf-multilib: Likewise.
5317 * config/riscv/t-linux: Likewise.
5318 * config/riscv/t-linux-multilib: Likewise.
5319 * config/riscv/t-riscv: Likewise.
5320 * configure.ac: Likewise.
5321 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5322 Waterman as RISC-V maintainers.
5323 * doc/install.texi: Add RISC-V entries.
5324 * doc/invoke.texi: Add RISC-V options section.
5325 * doc/md.texi: Add RISC-V constraints section.
5326 * configure: Regenerated.
5328 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5330 PR target/66144
5331 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5332 false values to be constant vectors with all 0 or all 1 bits set.
5333 (vcondu<mode><mode>): Likewise.
5334 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5335 predicate.
5336 (fpmask_comparison_operator): Update comment.
5337 (vecint_comparison_operator): New predicate.
5338 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5339 vector conditionals when the true and false values are constant
5340 vectors with all 0 bits or all 1 bits set.
5342 2017-02-06 Martin Sebor <msebor@redhat.com>
5344 PR tree-optimization/79376
5345 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5347 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5349 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5350 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5351 to simplify split condition.
5353 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5355 * omp-expand.c (oxpand_omp_atomic_fetch_op,
5356 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5357 false.
5359 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
5361 PR rtl-optimization/68664
5362 * target.def (can_speculate_insn): New hook.
5363 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5364 * doc/tm.texi: Regenerate.
5365 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5366 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5367 (rs6000_sched_can_speculate_insn): New function.
5369 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5371 PR tree-optimization/79284
5372 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5373 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5374 vectorizable_mask_load_store, vectorizable_operation,
5375 vect_is_simple_cond, get_same_sized_vectype): Use it instead
5376 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5377 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5378 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5379 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5380 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5381 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5382 is_gimple_assign (stmt). Replace another such test with
5383 is_gimple_assign (stmt).
5385 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5387 PR target/78883
5388 * config/avr/avr.c (rtl-iter.h): Include it.
5389 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5390 (avr_legitimate_combined_insn): ...and implementation.
5392 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
5394 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5395 * config/s390/s390.c (s390_const_operand_ok)
5396 (s390_canonicalize_comparison, s390_extract_part)
5397 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5398 (s390_contiguous_bitmask_p, s390_rtx_costs)
5399 (legitimize_pic_address): Likewise.
5400 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5401 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5402 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5403 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5404 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5406 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5408 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5409 REGNO($0) == REGNO($1).
5411 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5413 * config/s390/linux.h(SIZE_TYPE): Add comment.
5415 2017-02-06 Julian Brown <julian@codesourcery.com>
5416 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5417 Virendra Pathak <virendra.pathak@broadcom.com>
5419 * config/aarch64/aarch64-cores.def: Change the scheduler
5420 to Thunderx2t99.
5421 * config/aarch64/aarch64.md: Include thunderx2t99.md.
5422 * config/aarch64/thunderx2t99.md: New file.
5424 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5426 * doc/standards.texi (Go Language): Update link to language
5427 standard.
5429 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5431 * tree-eh.c (lower_resx): Sanitize profile.
5432 (cleanup_empty_eh_move_lp): Likewise.
5434 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5436 PR tree-ssa/79347
5437 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5438 ELSE_PROB.
5439 * cfgloopmanip.h (loop_version): Update prototype.
5440 * modulo-sched.c (sms_schedule): Update call of loop_version.
5441 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5442 * tree-parloops.c (gen_parallel_loop): Likewise.
5443 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5444 * tree-ssa-loop-split.c (split_loop): Likewise.
5445 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5446 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5448 2017-02-05 Martin Liska <mliska@suse.cz>
5450 PR bootstrap/78985
5451 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5452 variable to NULL.
5453 (print_operand_address): Initialize a struct to zero.
5455 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5457 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
5458 garbage collector only in textual form.
5460 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5462 * doc/extend.texi (x86 specific memory model extensions for
5463 transactional memory): Simplify a phrase.
5465 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
5467 PR target/79353
5468 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
5469 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
5470 (atomic_storedi_1): Likewise.
5472 2017-02-04 Jakub Jelinek <jakub@redhat.com>
5474 PR tree-optimization/79338
5475 * tree-parloops.c (gather_scalar_reductions): Don't call
5476 vect_analyze_loop_form for loop->inner before destroying loop's
5477 loop_vinfo.
5479 2017-02-03 Martin Sebor <msebor@redhat.com>
5481 PR tree-optimization/79327
5482 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
5483 when precision has resulted in leading zeros.
5484 (format_integer): Adjust the likely counter to assume an unknown
5485 argument that may be zero is non-zero.
5487 2017-02-03 Jason Merrill <jason@redhat.com>
5489 PR c++/78689
5490 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
5491 avoid copying non-taken branch.
5493 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5495 PR tree-optimization/79340
5496 * tree-vect-loop.c (vectorizable_reduction): Release
5497 vec_defs elements after safe_splicing them into other vectors.
5498 Formatting fixes.
5500 PR tree-optimization/79327
5501 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
5502 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
5503 dirtype.
5504 (format_integer): Use wide_int_to_tree instead of build_int_cst
5505 + to_?hwi. If argmin is NULL, just set argmin and argmax to
5506 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
5507 of shortest and longest sequence.
5509 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
5511 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5512 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
5514 2017-02-03 Walter Lee <walt@tilera.com>
5516 PR target/78862
5517 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
5518 after initial stackframe link reg save.
5519 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
5521 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5523 PR target/79354
5524 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
5525 wu for stxssp alternative.
5527 2017-02-03 Martin Sebor <msebor@redhat.com>
5529 PR tree-optimization/79352
5530 * gimple-fold.c (get_range_strlen): Add argument.
5531 (get_range_strlen): Change return type to bool.
5532 (get_maxval_strlen): Pass in a dummy argument.
5533 * gimple-fold.h (get_range_strlen): Change return type to bool.
5534 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
5535 * tree.h (array_at_struct_end_p): Add argument.
5536 * tree.c (array_at_struct_end_p): Handle it.
5538 2017-02-03 Martin Liska <mliska@suse.cz>
5540 PR lto/66295
5541 * multiple_target.c (create_dispatcher_calls): Redirect edge
5542 from a caller of a dispatcher.
5543 (expand_target_clones): Make the clones local.
5544 (ipa_target_clone): Do both target clones and resolvers.
5545 (ipa_dispatcher_calls): Remove the pass.
5546 (pass_dispatcher_calls::gate): Likewise.
5547 (make_pass_dispatcher_calls): Likewise.
5548 * passes.def (pass_target_clone): Put as very first IPA early
5549 pass.
5551 2017-02-03 Martin Liska <mliska@suse.cz>
5553 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
5554 in case of a function with ifunc attribute.
5556 2017-02-03 Martin Liska <mliska@suse.cz>
5558 * cgraph.c (cgraph_node::dump): Dump function version info.
5559 * symtab.c (symtab_node::dump_base): Add missing new line.
5561 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5563 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
5564 (ifcombine_ifandif): Use it.
5566 2017-02-03 Martin Liska <mliska@suse.cz>
5568 * doc/invoke.texi: Document default value for
5569 use-after-scope-direct-emission-threshold.
5571 2017-02-03 Martin Liska <mliska@suse.cz>
5573 PR tree-optimization/79339
5574 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
5575 (format_floating): Likewise.
5577 2017-02-03 Martin Liska <mliska@suse.cz>
5579 PR ipa/79337
5580 * ipa-prop.c (ipa_node_params_t::insert): Remove current
5581 implementation.
5582 (ipa_node_params_t::remove): Likewise.
5583 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
5584 initialization from removed ipa_node_params_t::insert.
5585 (ipa_node_params::~ipa_node_params): Move from removed
5586 ipa_node_params_t::release.
5587 * symbol-summary.h (symbol_summary::m_released): New member.
5588 Do not release a summary twice. Do not allow to call finalizer
5589 for types of a summary that live in GGC memory.
5591 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5593 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
5594 cmp_branch fusion.
5596 2017-02-02 Martin Sebor <msebor@redhat.com>
5598 PR middle-end/79275
5599 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
5600 (format_string): Tighten up the range of output for non-constant
5601 strings and correct the expected range for wide non-constant strings.
5603 2017-02-02 Martin Sebor <msebor@redhat.com>
5605 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
5607 PR middle-end/32003
5608 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
5609 index.
5610 (-fdump-tree-@var): Add to index and document how to come up
5611 with pass-specific option and dump file names.
5612 (-fdump-passes): Clarify where to look for output.
5614 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
5616 PR middle-end/77445
5617 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
5618 statistics of the analyzed path; allow threading for speed when
5619 any of BBs along the path are optimized for speed.
5621 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
5623 PR middle-end/78468
5624 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
5625 settings of the virtual registers.
5627 Revert again
5628 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5630 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5631 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5632 needed.
5634 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5636 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
5637 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
5639 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5641 * config/s390/s390.md: Add missing comments with the expanded
5642 mnemonics.
5643 * config/s390/vector.md: Likewise.
5644 * config/s390/vx-builtins.md: Likewise.
5646 2017-02-02 Jakub Jelinek <jakub@redhat.com>
5648 PR target/79197
5649 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
5650 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
5651 conditions on a single line.
5653 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5655 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5656 __S390_VX__ to __VX__.
5658 2017-02-01 Andrew Pinski <apinski@cavium.com>
5660 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
5661 stmt_info to record_stmt_cost.
5662 (vect_get_known_peeling_cost): Pass stmt_info if known to
5663 record_stmt_cost.
5664 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
5665 cpu_vector_cost field into
5666 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
5667 field into vec_int_stmt_cost and vec_fp_stmt_cost.
5668 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
5669 splitting of scalar_stmt_cost and vec_stmt_cost.
5670 (thunderx_vector_cost): Likewise.
5671 (cortexa57_vector_cost): LIkewise.
5672 (exynosm1_vector_cost): Likewise.
5673 (xgene1_vector_cost): Likewise.
5674 (thunderx2t99_vector_cost): Improve after the splitting of the two
5675 fields.
5676 (aarch64_builtin_vectorization_cost): Update for the splitting of
5677 scalar_stmt_cost and vec_stmt_cost.
5679 2017-02-01 Torvald Riegel <triegel@redhat.com>
5680 Richard Henderson <rth@redhat.com>
5682 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
5683 conditional on existance of a fast atomic load.
5684 * optabs-query.c (can_atomic_load_p): New function.
5685 * optabs-query.h (can_atomic_load_p): Declare it.
5686 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
5687 no fast atomic load is available for the particular size of access.
5688 (expand_atomic_compare_and_swap): Likewise.
5689 (expand_atomic_load): Likewise.
5690 (expand_atomic_store): Likewise.
5691 (expand_atomic_fetch_op): Likewise.
5692 * testsuite/lib/target-supports.exp
5693 (check_effective_target_sync_int_128): Remove x86 because it provides
5694 no fast atomic load.
5695 (check_effective_target_sync_int_128_runtime): Likewise.
5697 2017-02-01 Richard Biener <rguenther@suse.de>
5699 * graphite.c: Include tree-vectorizer.h for find_loop_location.
5700 (graphite_transform_loops): Provide opt-info for optimized nests.
5701 * tree-parloop.c (parallelize_loops): Provide opt-info for
5702 parallelized loops.
5704 2017-02-01 Richard Biener <rguenther@suse.de>
5706 PR middle-end/79315
5707 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
5708 was not set before.
5710 2017-02-01 Richard Biener <rguenther@suse.de>
5712 PR tree-optimization/71824
5713 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5714 Verify the loops are valid in the merged SESE region.
5715 (scop_detection::can_represent_loop_1): Check analyzing the
5716 evolution of the number of iterations in the region succeeds.
5718 2017-01-31 Ian Lance Taylor <iant@golang.org>
5720 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
5721 REG_ARGS_SIZE note to 32-bit push insns and call insn.
5723 2017-01-31 David Malcolm <dmalcolm@redhat.com>
5725 PR preprocessor/79210
5726 * input.c (get_substring_ranges_for_loc): Replace line_width
5727 assertion with error-handling.
5729 2017-01-31 Richard Biener <rguenther@suse.de>
5731 PR tree-optimization/77318
5732 * graphite-sese-to-poly.c (extract_affine): Fix assert.
5733 (create_pw_aff_from_tree): Take loop parameter.
5734 (add_condition_to_pbb): Pass loop of the condition to
5735 create_pw_aff_from_tree.
5737 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5739 * config/s390/s390.c (s390_asan_shadow_offset): New function.
5740 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
5742 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5744 PR target/78597
5745 PR target/79038
5746 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
5747 no longer used.
5748 (convert_int_to_float128): Likewise.
5749 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
5750 (convert_int_to_float128): Likewise.
5751 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
5752 (UNSPEC_IEEE128_CONVERT): Likewise.
5753 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
5754 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
5755 Use local variables for IBM extended format.
5756 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
5757 (fix_trunc<mode>si2_fprs): Likewise.
5758 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5759 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
5760 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
5761 to know that we can now have integers of all sizes in vector
5762 registers.
5763 (fix<uns>_<mode>di2_hw): Likewise.
5764 (float<uns>_<mode>si2_hw): Likewise.
5765 (fix_<mode>si2_hw): Likewise.
5766 (fixuns_<mode>si2_hw): Likewise.
5767 (float<uns>_<mode>di2_hw): Likewise.
5768 (float_<mode>di2_hw): Likewise.
5769 (float_<mode>si2_hw): Likewise.
5770 (floatuns_<mode>di2_hw): Likewise.
5771 (floatuns_<mode>si2_hw): Likewise.
5772 (xscvqp<su>wz_<mode>): Delete, no longer used.
5773 (xscvqp<su>dz_<mode>): Likewise.
5774 (xscv<su>dqp_<mode>): Likewise.
5775 (ieee128_mfvsrd_64bit): Likewise.
5776 (ieee128_mfvsrd_32bit): Likewise.
5777 (ieee128_mfvsrwz): Likewise.
5778 (ieee128_mtvsrw): Likewise.
5779 (ieee128_mtvsrd_64bit): Likewise.
5780 (ieee128_mtvsrd_32bit): Likewise.
5782 2017-01-31 Martin Liska <mliska@suse.cz>
5784 PR ipa/79285
5785 * ipa-prop.c (ipa_free_all_node_params): Call release method
5786 instead of ~sumbol_summary to not to trigger double times
5787 dtor of hash_map.
5789 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
5791 PR tree-optimization/71691
5792 * bitmap.h (class auto_bitmap): New.
5793 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
5794 is_maybe_undefined instead of ssa_undefined_value_p.
5796 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5798 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5799 __S390_ARCH_LEVEL__ to __ARCH__.
5801 2017-01-31 Jakub Jelinek <jakub@redhat.com>
5803 PR tree-optimization/79267
5804 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
5805 if should_remove_lhs_p is true.
5807 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
5809 PR debug/63238
5810 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
5811 (add_alignment_attribute): New.
5812 (base_type_die): Add alignment attribute.
5813 (subrange_type_die): Likewise.
5814 (modified_type_die): Likewise.
5815 (gen_array_type_die): Likewise.
5816 (gen_descr_array_type_die: Likewise.
5817 (gen_enumeration_type_die): Likewise.
5818 (gen_subprogram_die): Likewise.
5819 (gen_variable_die): Likewise.
5820 (gen_field_die): Likewise.
5821 (gen_ptr_to_mbr_type_die): Likewise.
5822 (gen_struct_or_union_type_die): Likewise.
5823 (gen_subroutine_type_die): Likewise.
5824 (gen_typedef_die): Likewise.
5825 (base_type_cmp): Compare alignment attribute.
5827 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5829 PR target/79170
5830 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
5831 (setb_unsigned) New pattern for setb with CCUNS.
5832 * config/rs6000/rs6000.c (expand_block_compare): Use a different
5833 subfc./subfe sequence to avoid overflow problems. Generate a
5834 shorter sequence with cmpld/setb for power9.
5835 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
5836 for generating subfc. instruction.
5837 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
5838 now uses this instruction.
5840 2017-01-30 Ian Lance Taylor <iant@google.com>
5842 PR debug/79289
5843 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
5844 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
5846 2017-01-30 Martin Sebor <msebor@redhat.com>
5848 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
5849 Move constant to the right of a relational operator.
5850 (get_mpfr_format_length, format_character, format_string): Ditto.
5851 (should_warn_p, maybe_warn): Same.
5853 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
5855 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
5857 PR lto/79061
5858 * asan.c (get_translation_unit_decl): Remove function.
5859 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
5861 2017-01-30 Martin Liska <mliska@suse.cz>
5863 PR gcov-profile/79259
5864 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
5865 -fprofile-generate.
5867 2017-01-30 Martin Liska <mliska@suse.cz>
5869 PR bootstrap/78985
5870 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
5871 Initialize variables with NULL value.
5873 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
5875 PR target/79260
5876 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
5877 tm_p_file.
5878 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
5880 2017-01-30 Richard Biener <rguenther@suse.de>
5882 PR tree-optimization/79276
5883 * tree-vrp.c (process_assert_insertions): Properly adjust common
5884 when removing a duplicate.
5886 * gcc.dg/torture/pr79276.c: New testcase.
5888 2017-01-30 Richard Biener <rguenther@suse.de>
5890 PR tree-optimization/79256
5891 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5892 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5893 alignment on TYPE.
5894 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
5896 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
5898 PR target/79240
5899 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
5900 ("*r<noxa>sbg_<mode>_sll_bitmask")
5901 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5902 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
5903 Use contiguous_bitmask_nowrap_operand.
5905 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5907 PR target/79268
5908 * config/rs6000/altivec.h (vec_xl): Revise #define.
5909 (vec_xst): Likewise.
5911 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
5913 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
5915 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
5917 PR rtl-optimization/79194
5918 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
5919 traps before call to bypass_conditional_jumps.
5921 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5923 PR tree-optimization/71374
5924 * lra-constraints.c (check_conflict_input_operands): New.
5925 (match_reload): Use it.
5927 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
5929 PR target/79131
5930 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
5931 account to calculate conflict_set.
5933 2017-01-27 Bin Cheng <bin.cheng@arm.com>
5935 PR rtl-optimization/78559
5936 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
5937 other_insn in combine.
5939 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
5941 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
5942 uint16_type_node for BT_UINT16.
5944 2017-01-27 David Malcolm <dmalcolm@redhat.com>
5946 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
5947 "RTL Tests" to menu.
5948 (GIMPLE Tests): New node.
5949 (RTL Tests): New node.
5951 2017-01-27 Richard Biener <rguenther@suse.de>
5953 PR tree-optimization/79245
5954 * tree-loop-distribution.c (distribute_loop): Apply cost
5955 modeling also to detected patterns.
5957 2017-01-27 Richard Biener <rguenther@suse.de>
5959 PR tree-optimization/71433
5960 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
5961 (compare_assert_loc): New function.
5962 (process_assert_insertions): Sort and optimize assert locations
5963 to remove duplicates and push down identical assertions on
5964 edges to their destination block.
5966 2017-01-27 Richard Biener <rguenther@suse.de>
5968 PR tree-optimization/79244
5969 * tree-vrp.c (remove_range_assertions): Forcefully propagate
5970 out SSA names even if abnormal.
5972 2017-01-27 Jakub Jelinek <jakub@redhat.com>
5974 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
5975 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
5976 instead of MPFR_RNDN.
5978 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
5980 PR target/79239
5981 * arm.c (arm_option_override): Don't call build_target_option_node
5982 until after doing all option overrides.
5983 (arm_valid_target_attribute_tree): Likewise.
5985 2017-01-27 Martin Liska <mliska@suse.cz>
5987 * doc/invoke.texi (-fprofile-arcs): Document profiling support
5988 for {cd}tors and C++ {cd}tors.
5990 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5992 * config/s390/s390.md ("*setmem_long_and")
5993 ("*setmem_long_and_31z"): Use zero_extend instead of and.
5995 2017-01-26 Martin Sebor <msebor@redhat.com>
5997 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
5998 of precision.
6000 2017-01-26 Martin Sebor <msebor@redhat.com>
6002 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6003 HAVE_DFmode before using XFmode or DFmode.
6004 (parse_directive): Avoid using the z length modifier to avoid
6005 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6007 PR middle-end/78703
6008 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6009 to accept adjustment as an array.
6010 (get_int_range): New function.
6011 (struct directive): Make width and prec arrays.
6012 (directive::set_width, directive::set_precision): Call get_int_range.
6013 (format_integer, format_floating): Handle width and precision ranges.
6014 (format_string, parse_directive): Same.
6016 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6018 PR debug/79129
6019 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6020 comdat_type_p set, just clone them, but keep the children in the
6021 original DIE.
6023 PR debug/78835
6024 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6025 which have direct callers with -fvar-tracking-assignments enabled
6026 in the current TU.
6027 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6028 inside of type units.
6030 2017-01-26 Martin Sebor <msebor@redhat.com>
6032 PR middle-end/78703
6033 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6034 unlikely counters.
6035 (struct format_result): Replace number_chars, number_chars_min,
6036 and number_chars_max with a single member of struct result_range.
6037 Remove bounded.
6038 (format_result::operator+=): Adjust.
6039 (struct fmtresult): Remove bounded. Handle likely and unlikely
6040 counters.
6041 (fmtresult::adjust_for_width_or_precision): New function.
6042 (fmtresult:type_max_digits): New function.
6043 (bytes_remaining): Handle likely and unlikely counters.
6044 (min_bytes_remaining): Remove.
6045 (format_percent): Simplify.
6046 (format_integer, format_floating): Set likely and unlikely counters.
6047 (get_string_length, format_character, format_string): Same.
6048 (format_plain, should_warn_p): New function.
6049 (maybe_warn): Call should_warn_p. Update diagnostic messages
6050 and handle those for all directives, including plain strings.
6051 (format_directive): Handle likely and unlikely counters.
6052 Remove unnecessary quoting from diagnostics. Add an informational
6053 note.
6054 (add_bytes): Remove.
6055 (pass_sprintf_length::compute_format_length): Simplify.
6056 (try_substitute_return_value): Handle likely and unlikely counters.
6058 2017-01-26 Carl Love <cel@us.ibm.com>
6060 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6061 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6063 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6065 PR target/79131
6066 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6067 endianess for subregs into account.
6068 * lra-constraints.c (lra_constraints): Do risky transformations
6069 always on the first iteration.
6070 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6071 last_call_used_reg_set.
6072 (process_bb_lives): Define and use last_call_used_reg_set.
6073 * lra.c (lra): Always continue after lra_constraints on the first
6074 iteration.
6076 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6078 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6079 constant.
6080 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6082 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6084 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6085 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6086 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6087 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6088 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6089 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6090 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6091 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6092 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6094 2017-01-26 Marek Polacek <polacek@redhat.com>
6096 PR c/79199
6097 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6098 for the third operand.
6100 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6102 PR middle-end/79236
6103 * omp-low.c (struct omp_context): Add simt_stmt field.
6104 (scan_omp_for): Return omp_context *.
6105 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6106 context to the _simt_ SIMD stmt.
6107 (lower_omp_for): For combined SIMD with sibling _simt_
6108 SIMD, make sure to use the same decls in _looptemp_
6109 clauses as in the sibling.
6111 2017-01-26 David Sherwood <david.sherwood@arm.com>
6113 PR middle-end/79212
6114 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6115 all contexts.
6117 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6119 PR target/70465
6120 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6121 emit fld b; fld a; if possible.
6123 * brig-builtins.def: Update copyright years.
6124 * config/arm/arm_acle_builtins.def: Update copyright years.
6126 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6128 PR target/79179
6129 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6130 constraint instead of o for the stxsd instruction.
6132 2017-01-25 Carl Love <cel@us.ibm.com>
6134 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6135 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6137 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6139 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6141 2017-01-25 Richard Biener <rguenther@suse.de>
6143 PR tree-optimization/69264
6144 * target.def (vector_alignment_reachable): Improve documentation.
6145 * doc/tm.texi: Regenerate.
6146 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6147 and add a comment.
6148 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6149 earlier changes with respect to TYPE_USER_ALIGN.
6150 (vector_alignment_reachable_p): Likewise. Improve dumping.
6152 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6154 PR target/79145
6155 * config/arm/arm.md (xordi3): Force constant operand into a register
6156 for TARGET_IWMMXT.
6158 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6160 * doc/invoke.texi (-fstore-merging): Correct default optimization
6161 levels at which it is enabled.
6162 (-O): Move -fstore-merging from list to...
6163 (-O2): ... Here.
6165 2017-01-25 Richard Biener <rguenther@suse.de>
6167 PR debug/78363
6168 * omp-expand.c: Include debug.h.
6169 (expand_omp_taskreg): Make sure to generate early debug before
6170 outlining anything from a function.
6171 (expand_omp_target): Likewise.
6172 (grid_expand_target_grid_body): Likewise.
6174 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6176 PR lto/79061
6177 * asan.c (get_translation_unit_decl): New function.
6178 (asan_add_global): Extract modules file name from globals
6179 TRANSLATION_UNIT_DECL name.
6181 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6183 PR target/77439
6184 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6185 for long calls with APCS frame and VFP.
6187 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6189 * cfg.c (original_copy_tables_initialized_p): New function.
6190 * cfg.h (original_copy_tables_initialized_p): New decl.
6191 * cfgrtl.c (relink_block_chain): Guard the call to
6192 free_original_copy_tables with a call to
6193 original_copy_tables_initialized_p.
6194 * cgraph.h (symtab_node::native_rtl_p): New decl.
6195 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6196 (symtab_node::needed_p): Don't assert for early assembly output
6197 for __RTL functions.
6198 (cgraph_node::finalize_function): Set "force_output" for __RTL
6199 functions.
6200 (cgraph_node::analyze): Bail out early for __RTL functions.
6201 (analyze_functions): Update assertion to support __RTL functions.
6202 (cgraph_node::expand): Bail out early for __RTL functions.
6203 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6204 __RTL functions.
6205 * function.h (struct function): Update comment for field
6206 "pass_startwith".
6207 * gimple-expr.c: Include "tree-pass.h".
6208 (gimple_has_body_p): Return false for __RTL functions.
6209 * Makefile.in (OBJS): Add run-rtl-passes.o.
6210 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6211 accessor.
6212 (gcc::pass_manager::get_clean_slate): New accessor.
6213 * passes.c: Include "insn-addr.h".
6214 (should_skip_pass_p): Add logging. Update logic for running
6215 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6216 property-provider override so it is only done for gimple passes.
6217 Don't skip dfinit.
6218 (skip_pass): New function.
6219 (execute_one_pass): Call skip_pass when skipping passes.
6220 * read-md.c (md_reader::read_char): Support filtering
6221 the input to a subset of line numbers.
6222 (md_reader::md_reader): Initialize fields
6223 m_first_line and m_last_line.
6224 (md_reader::read_file_fragment): New function.
6225 * read-md.h (md_reader::read_file_fragment): New decl.
6226 (md_reader::m_first_line): New field.
6227 (md_reader::m_last_line): New field.
6228 * read-rtl-function.c (function_reader::create_function): Only
6229 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6230 curr_properties. Set DECL_INITIAL to a dummy block.
6231 (read_rtl_function_body_from_file_range): New function.
6232 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6233 New decl.
6234 * run-rtl-passes.c: New file.
6235 * run-rtl-passes.h: New file.
6237 2017-01-24 Jeff Law <law@redhat.com>
6239 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6240 buffer size.
6242 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6244 PR tree-optimization/79159
6245 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6246 (record_nonwrapping_iv): Improve boundary using above function if no
6247 value range information.
6249 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6250 Martin Jambor <mjambor@suse.cz>
6252 * brig-builtins.def: New file.
6253 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6254 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6255 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6256 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6257 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6258 * builtin-types.def (BT_INT8): New.
6259 (BT_INT16): Likewise.
6260 (BT_UINT8): Likewise.
6261 (BT_UINT16): Likewise.
6262 (BT_FN_ULONG): Likewise.
6263 (BT_FN_UINT_INT): Likewise.
6264 (BT_FN_UINT_ULONG): Likewise.
6265 (BT_FN_UINT_LONG): Likewise.
6266 (BT_FN_UINT_PTR): Likewise.
6267 (BT_FN_ULONG_PTR): Likewise.
6268 (BT_FN_INT8_FLOAT): Likewise.
6269 (BT_FN_INT16_FLOAT): Likewise.
6270 (BT_FN_UINT32_FLOAT): Likewise.
6271 (BT_FN_UINT16_FLOAT): Likewise.
6272 (BT_FN_UINT8_FLOAT): Likewise.
6273 (BT_FN_UINT64_FLOAT): Likewise.
6274 (BT_FN_UINT16_UINT32): Likewise.
6275 (BT_FN_UINT32_UINT16): Likewise.
6276 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6277 (BT_FN_INT_PTR_INT): Likewise.
6278 (BT_FN_UINT_PTR_UINT): Likewise.
6279 (BT_FN_LONG_PTR_LONG): Likewise.
6280 (BT_FN_ULONG_PTR_ULONG): Likewise.
6281 (BT_FN_VOID_UINT64_UINT64): Likewise.
6282 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6283 (BT_FN_INT8_INT8_INT8): Likewise.
6284 (BT_FN_INT16_INT16_INT16): Likewise.
6285 (BT_FN_INT_INT_INT): Likewise.
6286 (BT_FN_UINT_FLOAT_UINT): Likewise.
6287 (BT_FN_FLOAT_UINT_UINT): Likewise.
6288 (BT_FN_ULONG_UINT_UINT): Likewise.
6289 (BT_FN_ULONG_UINT_PTR): Likewise.
6290 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6291 (BT_FN_UINT_UINT_UINT): Likewise.
6292 (BT_FN_VOID_UINT_PTR): Likewise.
6293 (BT_FN_UINT_UINT_PTR: Likewise.
6294 (BT_FN_UINT32_UINT64_PTR): Likewise.
6295 (BT_FN_INT_INT_UINT_UINT): Likewise.
6296 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6297 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6298 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6299 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6300 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6301 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6302 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6303 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6304 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6305 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6306 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6307 * doc/frontends.texi: List BRIG FE.
6308 * doc/install.texi (Testing): Add BRIG tesring requirements.
6309 * doc/invoke.texi (Overall Options): Mention BRIG.
6310 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6312 2017-01-24 Richard Biener <rguenther@suse.de>
6314 PR translation/79208
6315 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6317 2017-01-24 Martin Jambor <mjambor@suse.cz>
6319 PR bootstrap/79198
6320 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6321 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6322 and known_contexts.
6324 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6326 PR middle-end/79123
6327 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6328 casts from signed to unsigned really don't have a range.
6330 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6332 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6333 GMP_RNDx for compatiblity.
6335 2017-01-24 Martin Liska <mliska@suse.cz>
6337 PR bootstrap/79132
6338 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6339 that would prevent us to call alloca with -1 as argument.
6341 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6343 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6344 Avoid -Wformat-security warning.
6346 2017-01-23 Andrew Pinski <apinski@cavium.com>
6348 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6349 cost table.
6351 2017-01-23 Martin Sebor <msebor@redhat.com>
6353 PR middle-end/78703
6354 * gimple-ssa-sprintf.c (warn_level): New global.
6355 (format_integer): Use it here and throughout the rest of the file.
6356 Use the same switch to compute sign as base.
6357 (maybe_warn): New function.
6358 (format_directive): Factor out warnings into maybe_warn.
6359 Add debugging output. Use warn_level.
6360 (add_bytes): Use warn_level.
6361 (pass_sprintf_length::compute_format_length): Add debugging output.
6362 (try_substitute_return_value): Same.
6363 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6365 PR middle-end/78703
6366 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6367 (struct fmtresult, format_integer, format_floating): Adjust.
6368 (fmtresult::fmtresult): Set max correctly in two argument ctor.
6369 (get_string_length, format_string,format_directive): Same.
6370 (pass_sprintf_length::compute_format_length): Same.
6371 (try_substitute_return_value): Simplify slightly.
6373 PR middle-end/78703
6374 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6375 (fmtresult::operator+=): Outlined.
6376 (struct fmtresult): Add ctors.
6377 (struct conversion_spec): Rename...
6378 (struct directive): ...to this. Add and remove data members.
6379 (directive::set_width, directive::set_precision): New functions.
6380 (format_percent): Use fmtresult ctor.
6381 (get_width_and_precision): Remove.
6382 (format_integer): Make naming changes. Avoid computing width and
6383 precision.
6384 (format_floating): Same. Adjust indentation.
6385 (format_character, format_none): New functions.
6386 (format_string): Moved character handling to format_character.
6387 (format_directive): Remove arguments, change return type.
6388 (parse_directive): New function.
6389 (pass_sprintf_length::compute_format_length): Move directive
6390 parsing to parse_directive.
6392 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6394 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6395 (assign_assembler_name_if_needed): ... this.
6396 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6397 (assign_assembler_name_if_needed): ... this.
6398 (free_lang_data_in_cgraph): Adjust callers.
6399 * cgraphunit.c (cgraph_node::analyze): Likewise.
6400 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6401 Likewise.
6403 2017-01-23 Richard Biener <rguenther@suse.de>
6405 PR tree-optimization/79088
6406 PR tree-optimization/79188
6407 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6408 resetting loop bounds after last path deletion. Reset loop
6409 bounds of the target loop, make code match the comments.
6410 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6411 Make sure loops need no fixups.
6413 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6415 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6416 exponent support with double type for first argument.
6417 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6418 type returned by __builtin_vec_extract_sig,
6419 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6420 functions from "vector int" to "vector unsigned int" or from
6421 "vector long long int" to "vector unsigned long long int".
6422 Changed type returned by __builtin_vec_extract_exp,
6423 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6424 functions from "vector int" to "vector unsigned int" or from
6425 "vector long long int" to "vector unsigned long long int".
6426 Changed return type of __builtin_vec_test_data_class,
6427 __builtin_vec_test_data_class_sp, and
6428 __builtin_vec_test_data_class_dp from "vector int" to
6429 "vector bool int" or from "vector long long int" to "vector bool
6430 long long int" and changed second argument type from "unsigned
6431 int" to "int". Added new overloaded function forms "vector float
6432 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6433 "vector float __builtin_vec_insert_exp_sp (vector float, vector
6434 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6435 double, vector unsigned long long int)" and "vector double
6436 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6437 long int)". Changed return type of
6438 __builtin_scalar_test_data_class and
6439 __builtin_scalar_test_data_class_sp and
6440 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6441 int" and changed second argument from "unsigned int" to "int".
6442 Changed type returned by __builtin_scalar_test_neg,
6443 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6444 from "int" to "bool int". Added new overloaded function form
6445 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6446 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6447 exponent double-precision with floating point first argument.
6448 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6449 documentation of scalar_test_data_class, scalar_test_neg,
6450 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6451 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6452 vec_test_data_class built-in functions to reflect refinements in
6453 their type signatures.
6455 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
6457 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
6458 size of buf.
6459 (aarch64_elf_asm_destructor): Likewise.
6461 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
6463 PR rtl-optimization/78634
6464 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
6465 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
6466 * ifcvt.c (noce_try_cmove): Add missing cost check.
6468 PR rtl-optimization/71724
6469 * combine.c (if_then_else_cond): Look for situations where it is
6470 beneficial to undo the work of one of the recursive calls.
6472 2017-01-23 Bin Cheng <bin.cheng@arm.com>
6474 PR tree-optimization/70754
6475 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
6476 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
6477 combined stmt before it if not NULL.
6478 (combine_chains): Process refs reversely and compute dominance point
6479 for root ref.
6481 2017-01-23 Martin Liska <mliska@suse.cz>
6483 PR tree-optimization/79196
6484 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
6485 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
6486 instead of memcmp.
6487 (strlen_optimize_stmt): Call the renamed function.
6489 2017-01-23 Michael Matz <matz@suse.de>
6491 PR tree-optimization/78384
6492 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
6494 2017-01-23 Richard Biener <rguenther@suse.de>
6496 PR tree-optimization/79186
6497 * tree-vrp.c (register_new_assert_for): Make sure we've seen
6498 both incoming edges before moving an assert.
6500 2017-01-23 Martin Jambor <mjambor@suse.cz>
6502 * ipa-prop.c (load_from_param_1): Removed.
6503 (load_from_unmodified_param): Bits from load_from_param_1 put back
6504 here.
6505 (load_from_param): Removed.
6506 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
6507 with stmt. Reverted back to use of load_from_unmodified_param.
6509 2017-01-23 Martin Jambor <mjambor@suse.cz>
6511 PR ipa/79108
6512 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
6513 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
6514 field a pointer to garbage collected vector, mark lattices and
6515 ipcp_orig_node with GTY((skip)).
6516 (ipa_get_param_count): Adjust to descriptors being a pointer.
6517 (ipa_get_param): Likewise.
6518 (ipa_get_type): Likewise.
6519 (ipa_get_param_move_cost): Likewise.
6520 (ipa_set_param_used): Likewise.
6521 (ipa_get_controlled_uses): Likewise.
6522 (ipa_set_controlled_uses): Likewise.
6523 (ipa_is_param_used): Likewise.
6524 (ipa_node_params_t): Move into garbage collector. New methods insert
6525 and remove.
6526 (ipa_node_params_sum): Annotate wth GTY(()).
6527 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
6528 garbage collected.
6529 (ipa_load_from_parm_agg): Adjust declaration.
6530 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
6531 * ipa-profile.c (ipa_profile): Likewise.
6532 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
6533 (ipa_populate_param_decls): Make descriptors parameter garbage
6534 collected.
6535 (ipa_dump_param): Adjust to descriptors being a pointer.
6536 (ipa_alloc_node_params): Likewise.
6537 (ipa_initialize_node_params): Likewise.
6538 (load_from_param_1): Make descriptors parameter garbage collected.
6539 (load_from_unmodified_param): Likewise.
6540 (load_from_param): Likewise.
6541 (ipa_load_from_parm_agg): Likewise.
6542 (ipa_node_params::~ipa_node_params): Removed.
6543 (ipa_free_all_node_params): Remove call to delete operator.
6544 (ipa_node_params_t::insert): New.
6545 (ipa_node_params_t::remove): Likewise.
6546 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
6547 copy known_csts and known_contexts vectors.
6548 (ipa_read_node_info): Adjust to descriptors being a pointer.
6549 (ipcp_modif_dom_walker): Make m_descriptors field garbage
6550 collected.
6551 (ipcp_transform_function): Make descriptors variable garbage
6552 collected.
6554 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
6556 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
6557 * config/i386/avx512dqintrin.h: Ditto.
6558 * config/i386/avx512fintrin.h: Ditto.
6559 * gcc/config/i386/i386.c: Handle new builtins.
6560 * config/i386/i386-builtin.def: Add new builtins.
6561 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
6562 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
6564 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6565 Martin Liska <mliska@suse.cz>
6567 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
6568 * asan.c (asan_expand_poison_ifn): Support stores and use
6569 appropriate ASAN report function.
6570 * internal-fn.c (expand_ASAN_POISON_USE): New function.
6571 * internal-fn.def (ASAN_POISON_USE): Declare.
6572 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
6573 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
6574 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
6575 ASAN_POISON calls w/o LHS.
6576 * tree-ssa.c (execute_update_addresses_taken): Create clobber
6577 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
6578 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
6579 * gimplify.c (asan_poison_variables): Add attribute
6580 use_after_scope_memory to variables that really needs to live
6581 in memory.
6582 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
6583 having the attribute.
6585 2017-01-23 Martin Liska <mliska@suse.cz>
6587 * asan.c (create_asan_shadow_var): New function.
6588 (asan_expand_poison_ifn): Likewise.
6589 * asan.h (asan_expand_poison_ifn): New declaration.
6590 * internal-fn.c (expand_ASAN_POISON): Likewise.
6591 * internal-fn.def (ASAN_POISON): New builtin.
6592 * sanopt.c (pass_sanopt::execute): Expand
6593 asan_expand_poison_ifn.
6594 * tree-inline.c (copy_decl_for_dup_finish): Make function
6595 external.
6596 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
6597 * tree-ssa.c (is_asan_mark_p): New function.
6598 (execute_update_addresses_taken): Rewrite local variables
6599 (identified just by use-after-scope as addressable) into SSA.
6601 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6603 * doc/install.texi (Specific): opensource.apple.com uses https
6604 now. Remove trailing slash.
6606 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
6608 * README.Portability: Remove note on an Irix compatibility issue.
6610 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
6612 * gcov.c (INCLUDE_ALGORITHM): Define.
6613 (INCLUDE_VECTOR): Define.
6614 No longer include <vector> and <algorithm> directly.
6616 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
6618 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
6619 to https.
6620 * doc/invoke.texi (Code Gen Options): Ditto.
6622 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
6624 PR lto/78407
6625 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
6627 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
6629 rtl-optimization/79125
6630 * cprop.c (local_cprop_pass): Handle cases where we make an
6631 unconditional trap.
6633 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
6635 PR target/61729
6636 PR target/77850
6637 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
6638 read from, for big endian.
6640 2017-01-20 Jiong Wang <jiong.wang@arm.com>
6642 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
6643 register pauth builtins for LP64 only.
6645 2017-01-20 Marek Polacek <polacek@redhat.com>
6647 PR c/79152
6648 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
6649 non-case labels.
6651 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6653 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
6654 of safelen status.
6655 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
6656 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
6657 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
6659 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6661 PR target/71270
6662 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
6663 in big-endian mode when they are not a single duplicated value.
6665 2017-01-20 Richard Biener <rguenther@suse.de>
6667 * BASE-VER: Bump to 7.0.1.
6669 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
6671 * omp-low.c (omplow_simd_context): New struct. Use it...
6672 (lower_rec_simd_input_clauses): ...here and...
6673 (lower_rec_input_clauses): ...here to hold common data. Adjust all
6674 references to idx, lane, max_vf, is_simt.
6676 2017-01-20 Graham Markall <graham.markall@embecosm.com>
6678 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
6679 mcpu=nps400.
6681 2017-01-20 Martin Jambor <mjambor@suse.cz>
6683 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
6684 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
6685 gt-hsa-common.h.
6686 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
6687 (GTFILES): Rename hsa.c to hsa-common.c.
6688 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
6689 * hsa-dump.c: Likewise.
6690 * hsa-gen.c: Likewise.
6691 * hsa-regalloc.c: Likewise.
6692 * ipa-hsa.c: Likewise.
6693 * omp-expand.c: Likewise.
6694 * omp-low.c: Likewise.
6695 * toplev.c: Likewise.
6697 2017-01-20 Marek Polacek <polacek@redhat.com>
6699 PR c/64279
6700 * doc/invoke.texi: Document -Wduplicated-branches.
6701 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
6702 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
6703 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
6704 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
6705 return 0 only when not OEP_LEXICOGRAPHIC.
6706 (fold_build_cleanup_point_expr): Use the expression
6707 location when building CLEANUP_POINT_EXPR.
6708 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
6709 * tree.c (add_expr): Handle error_mark_node.
6711 2017-01-20 Martin Liska <mliska@suse.cz>
6713 PR lto/69188
6714 * tree-profile.c (init_ic_make_global_vars): Do not call
6715 finalize_decl.
6716 (gimple_init_gcov_profiler): Likewise.
6718 2017-01-20 Martin Liska <mliska@suse.cz>
6720 PR ipa/71190
6721 * cgraph.h (maybe_create_reference): Remove argument and
6722 update comment.
6723 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
6724 argument.
6725 * ipa-cp.c (create_specialized_node): Likewise.
6726 * symtab.c (symtab_node::maybe_create_reference): Handle
6727 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
6729 2017-01-20 Martin Liska <mliska@suse.cz>
6731 * read-rtl-function.c (function_reader::create_function): Use
6732 build_decl instread of build_decl_stat.
6734 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
6736 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
6737 * config/i386/avx512dqintrin.h: Ditto.
6738 * config/i386/avx512fintrin.h: Ditto.
6739 * config/i386/i386-builtin-types.def: Add new types.
6740 * gcc/config/i386/i386.c: Handle new types.
6741 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
6742 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
6743 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
6744 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
6745 (__builtin_ia32_kshiftridi): New.
6746 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
6748 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
6750 PR target/78875
6751 PR target/79140
6752 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
6753 define to rs6000_init_stack_protect_guard.
6754 (rs6000_init_stack_protect_guard): New function.
6756 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6757 Yunqiang Su <yunqiang.su@imgtec.com>
6759 * config.gcc (supported_defaults): Add madd4.
6760 (with_madd4): Add validation.
6761 (all_defaults): Add madd4.
6762 * config/mips/mips.opt (mmadd4): New option.
6763 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6764 mmadd4.
6765 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6766 __mips_no_madd4.
6767 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
6768 (ISA_HAS_FUSED_MADD4): Likewise.
6769 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
6770 * gcc/doc/install.texi (--with-madd4): Document the new option.
6772 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6774 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
6775 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
6776 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
6777 (aarch64_init_pauth_hint_builtins): New.
6778 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
6779 (aarch64_expand_builtin): Expand new builtins.
6781 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6783 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
6784 * combine-stack-adj.c (no_unhandled_cfa): Handle
6785 REG_CFA_TOGGLE_RA_MANGLE.
6786 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
6787 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
6788 info for return address signing.
6789 (aarch64_expand_epilogue): Likewise.
6791 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6793 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
6794 * config/aarch64/aarch64-protos.h
6795 (aarch64_return_address_signing_enabled): New declaration.
6796 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
6797 New function.
6798 (aarch64_expand_prologue): Sign return address before it's pushed onto
6799 stack.
6800 (aarch64_expand_epilogue): Authenticate return address fetched from
6801 stack.
6802 (aarch64_override_options): Sanity check for ILP32 and ISA level.
6803 (aarch64_attributes): New function attributes for "sign-return-address".
6804 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
6805 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
6806 ("*do_return"): Generate combined instructions according to key index.
6807 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
6808 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
6809 iterators.
6810 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
6811 * config/aarch64/aarch64.opt (msign-return-address=): New.
6812 * doc/extend.texi (AArch64 Function Attributes): Documents
6813 "sign-return-address=".
6814 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
6816 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
6818 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
6819 overall option summary.
6821 2017-01-19 Jiong Wang <jiong.wang@arm.com>
6823 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
6824 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
6825 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
6826 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
6828 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
6830 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
6831 -mpower9-minmax by default for -mcpu=power9.
6832 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
6833 128-bit floating point.
6835 2017-01-20 Alan Modra <amodra@gmail.com>
6837 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
6838 optimizing for size.
6840 2017-01-20 Alan Modra <amodra@gmail.com>
6842 PR target/79144
6843 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
6844 for strcmp and strncmp from corresponding builtin decl.
6846 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6848 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
6849 instead of i386/rtems-64.h.
6850 * config/i386/rtems-64.h: Remove.
6852 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
6854 PR target/78478
6855 Revert:
6856 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
6860 2017-01-19 Tamar Christina <tamar.christina@arm.com>
6862 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6863 Change int to HOST_WIDE_INT.
6864 * config/aarch64/aarch64-protos.h
6865 (aarch64_simd_gen_const_vector_dup): Likewise.
6866 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
6868 2017-01-19 David Malcolm <dmalcolm@redhat.com>
6870 * langhooks-def.h (lhd_type_for_size): New decl.
6871 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
6872 * langhooks.c (lhd_type_for_size): New function, taken from
6873 lto_type_for_size.
6875 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
6877 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
6878 define_bypass for CR latency.
6879 (power9-cracked-alu): Update bypass latency and remove power9-branch.
6880 (power9-alu2): Add define_bypass for CR latency.
6881 (power9-cmp): New.
6882 (power9-mul): Update insn latency.
6883 (power9-mul-compare): Update insn latency, bypass latency and remove
6884 power9-branch.
6886 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6888 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
6889 Delete.
6890 * config/aarch64/aarch64.md
6891 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
6892 aarch64_nopcrelative_literal_loads.
6893 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
6895 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
6897 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
6898 TARGET_LOONGSON_3A.
6899 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
6901 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
6903 PR target/78176
6904 * config.gcc (supported_defaults): Add lxc1-sxc1.
6905 (with_lxc1_sxc1): Add validation.
6906 (all_defaults): Add lxc1-sxc1.
6907 * config/mips/mips.opt (mlxc1-sxc1): New option.
6908 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6909 mlxc1-sxc1.
6910 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6911 __mips_no_lxc1_sxc1.
6912 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
6913 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
6914 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
6916 2017-01-19 Richard Biener <rguenther@suse.de>
6918 PR tree-optimization/72488
6919 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
6920 sure to restore SSA info.
6921 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
6923 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
6925 PR rtl-optimization/79121
6926 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
6927 of the inner type when shifting an extended value.
6929 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6931 PR lto/78407
6932 * symtab.c (symtab_node::equal_address_to): Fix comparing of
6933 interposable aliases.
6935 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
6937 PR target/78516
6938 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
6939 Use the evmergelohi instruction.
6940 (mov_si<mode>_e500_subreg4_2_le): Likewise.
6941 (mov_sitf_e500_subreg8_2_be): Likewise.
6942 (mov_sitf_e500_subreg12_2_le): Likewise.
6943 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
6944 (mov_si<mode>_e500_subreg4_2_be): Likewise.
6945 (mov_sitf_e500_subreg8_2_le): Likewise.
6946 (mov_sitf_e500_subreg12_2_be): Likewise.
6948 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6950 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
6951 attribute from vecsimple to vecperm.
6952 (altivec_vbpermq2): Likewise.
6954 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6956 PR target/79040
6957 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
6959 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6960 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
6961 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
6962 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
6963 case where N arg is SIZE_MAX.
6964 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
6965 (cmpstrsi): Add pattern.
6967 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6969 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6970 __builtin_vec_revb builtins.
6971 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
6972 built-in functions to support generation of the ISA 3.0 XXBR<x>
6973 vector byte reverse instructions.
6974 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
6975 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
6976 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
6977 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
6978 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
6979 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
6980 (P9V_BUILTIN_VEC_REVB): Likewise.
6981 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
6982 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
6983 (p9_xxbrq_v16qi): Likewise.
6984 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
6985 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
6986 (p9_xxbrh_v8hi): Likewise.
6987 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
6988 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
6989 vec_revb built-in functions.
6991 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
6993 PR rtl-optimization/78952
6994 * config/i386/i386.md (any_extract): New code iterator.
6995 (*insvqi_2): Use any_extract for source operand.
6996 (*insvqi_3): Use any_shiftrt for source operand.
6998 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7000 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7001 New function.
7002 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7004 2017-01-18 Matthias Klose <doko@ubuntu.com>
7006 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7008 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7010 * config/rs6000/altivec.h (vec_bperm): Change #define.
7011 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7012 (altivec_vbpermq2): New define_insn.
7013 (altivec_vbpermd): Likewise.
7014 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7015 function interface.
7016 (VBPERMD): Likewise.
7017 (VBPERM): New polymorphic function interface.
7018 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7019 Add entries for P9V_BUILTIN_VEC_VBPERM.
7020 * doc/extend.texi: Add interfaces for vec_bperm.
7022 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7024 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7025 first letter of error messages.
7026 (s390_resolve_overloaded_builtin): Likewise.
7027 * config/s390/s390.c (s390_expand_builtin): Likewise.
7028 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7029 (s390_valid_target_attribute_inner_p): Likewise.
7030 * config/s390/s390.md ("tabort"): Likewise.
7032 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7034 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7035 (ISA_AVOID_DIV_HILO): New macro.
7036 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7037 (ISA_HAS_DDIV): Likewise.
7039 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7041 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7043 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7045 * doc/invoke.texi (fabi-version): Spelling fix.
7047 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7049 PR c++/70182
7050 * doc/invoke.texi (fabi-version): Mention mangling fix for
7051 operator names.
7053 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7055 PR c++/77489
7056 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7058 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7060 PR target/78875
7061 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7062 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7063 the new options.
7064 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7065 flexible settings.
7066 (stack_protect_test): Ditto.
7067 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7068 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7069 options.
7070 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7071 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7072 -mstack-protector-guard-offset=.
7073 (RS/6000 and PowerPC Options): Ditto.
7075 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7077 * config/i386/i386.h (MASK_CLASS_P): New define.
7078 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7079 there are no registers from different register sets also when
7080 mask registers are used. Update function comment.
7081 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7082 to (*k/*r) and (*k/*km) alternatives.
7084 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7086 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7087 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7088 (EH_RETURN_HANDLER_RTX): New define.
7089 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7090 Force frame pointer in EH return functions.
7091 (aarch64_expand_epilogue): Add barrier for eh_return.
7092 (aarch64_final_eh_return_addr): Remove.
7093 (aarch64_eh_return_handler_rtx): New function.
7094 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7095 Remove.
7096 (aarch64_eh_return_handler_rtx): New prototype.
7098 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7100 * config/rs6000/altivec.h (vec_rlmi): New #define.
7101 (vec_vrlnm): Likewise.
7102 (vec_rlnm): Likewise.
7103 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7104 (UNSPEC_VRLNM): Likewise.
7105 (VIlong): New mode iterator.
7106 (altivec_vrl<VI_char>mi): New define_insn.
7107 (altivec_vrl<VI_char>nm): Likewise.
7108 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7109 function entry.
7110 (VRLDNM): Likewise.
7111 (RLNM): New polymorphic function entry.
7112 (VRLWMI): New monomorphic function entry.
7113 (VRLDMI): Likewise.
7114 (RLMI): New polymorphic function entry.
7115 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7116 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7117 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7118 vec_vrlnm.
7120 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7122 PR debug/78839
7123 * dwarf2out.c (field_byte_offset): Restore the
7124 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7125 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7126 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7127 of build2 + fold.
7129 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7131 PR ada/67205
7132 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7134 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7136 PR debug/71669
7137 * dwarf2out.c (add_data_member_location_attribute): For constant
7138 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7139 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7140 DW_AT_byte_size attributes.
7142 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7144 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7145 after forcing to constant memory when the code model is medium.
7147 2017-01-17 Julia Koval <julia.koval@intel.com>
7149 PR target/76731
7150 * config/i386/avx512fintrin.h
7151 (_mm512_i32gather_ps): Change __addr type to void const*.
7152 (_mm512_mask_i32gather_ps): Ditto.
7153 (_mm512_i32gather_pd): Ditto.
7154 (_mm512_mask_i32gather_pd): Ditto.
7155 (_mm512_i64gather_ps): Ditto.
7156 (_mm512_mask_i64gather_ps): Ditto.
7157 (_mm512_i64gather_pd): Ditto.
7158 (_mm512_mask_i64gather_pd): Ditto.
7159 (_mm512_i32gather_epi32): Ditto.
7160 (_mm512_mask_i32gather_epi32): Ditto.
7161 (_mm512_i32gather_epi64): Ditto.
7162 (_mm512_mask_i32gather_epi64): Ditto.
7163 (_mm512_i64gather_epi32): Ditto.
7164 (_mm512_mask_i64gather_epi32): Ditto.
7165 (_mm512_i64gather_epi64): Ditto.
7166 (_mm512_mask_i64gather_epi64): Ditto.
7167 (_mm512_i32scatter_ps): Change __addr type to void*.
7168 (_mm512_mask_i32scatter_ps): Ditto.
7169 (_mm512_i32scatter_pd): Ditto.
7170 (_mm512_mask_i32scatter_pd): Ditto.
7171 (_mm512_i64scatter_ps): Ditto.
7172 (_mm512_mask_i64scatter_ps): Ditto.
7173 (_mm512_i64scatter_pd): Ditto.
7174 (_mm512_mask_i64scatter_pd): Ditto.
7175 (_mm512_i32scatter_epi32): Ditto.
7176 (_mm512_mask_i32scatter_epi32): Ditto.
7177 (_mm512_i32scatter_epi64): Ditto.
7178 (_mm512_mask_i32scatter_epi64): Ditto.
7179 (_mm512_i64scatter_epi32): Ditto.
7180 (_mm512_mask_i64scatter_epi32): Ditto.
7181 (_mm512_i64scatter_epi64): Ditto.
7182 (_mm512_mask_i64scatter_epi64): Ditto.
7183 * config/i386/avx512pfintrin.h
7184 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7185 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7186 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7187 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7188 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7189 (_mm512_prefetch_i32scatter_ps): Ditto.
7190 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7191 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7192 (_mm512_prefetch_i64scatter_pd): Ditto.
7193 (_mm512_prefetch_i64scatter_ps): Ditto.
7194 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7195 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7196 * config/i386/avx512vlintrin.h
7197 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7198 (_mm_mmask_i32gather_ps): Ditto.
7199 (_mm256_mmask_i32gather_pd): Ditto.
7200 (_mm_mmask_i32gather_pd): Ditto.
7201 (_mm256_mmask_i64gather_ps): Ditto.
7202 (_mm_mmask_i64gather_ps): Ditto.
7203 (_mm256_mmask_i64gather_pd): Ditto.
7204 (_mm_mmask_i64gather_pd): Ditto.
7205 (_mm256_mmask_i32gather_epi32): Ditto.
7206 (_mm_mmask_i32gather_epi32): Ditto.
7207 (_mm256_mmask_i32gather_epi64): Ditto.
7208 (_mm_mmask_i32gather_epi64): Ditto.
7209 (_mm256_mmask_i64gather_epi32): Ditto.
7210 (_mm_mmask_i64gather_epi32): Ditto.
7211 (_mm256_mmask_i64gather_epi64): Ditto.
7212 (_mm_mmask_i64gather_epi64): Ditto.
7213 (_mm256_i32scatter_ps): Change __addr type to void*.
7214 (_mm256_mask_i32scatter_ps): Ditto.
7215 (_mm_i32scatter_ps): Ditto.
7216 (_mm_mask_i32scatter_ps): Ditto.
7217 (_mm256_i32scatter_pd): Ditto.
7218 (_mm256_mask_i32scatter_pd): Ditto.
7219 (_mm_i32scatter_pd): Ditto.
7220 (_mm_mask_i32scatter_pd): Ditto.
7221 (_mm256_i64scatter_ps): Ditto.
7222 (_mm256_mask_i64scatter_ps): Ditto.
7223 (_mm_i64scatter_ps): Ditto.
7224 (_mm_mask_i64scatter_ps): Ditto.
7225 (_mm256_i64scatter_pd): Ditto.
7226 (_mm256_mask_i64scatter_pd): Ditto.
7227 (_mm_i64scatter_pd): Ditto.
7228 (_mm_mask_i64scatter_pd): Ditto.
7229 (_mm256_i32scatter_epi32): Ditto.
7230 (_mm256_mask_i32scatter_epi32): Ditto.
7231 (_mm_i32scatter_epi32): Ditto.
7232 (_mm_mask_i32scatter_epi32): Ditto.
7233 (_mm256_i32scatter_epi64): Ditto.
7234 (_mm256_mask_i32scatter_epi64): Ditto.
7235 (_mm_i32scatter_epi64): Ditto.
7236 (_mm_mask_i32scatter_epi64): Ditto.
7237 (_mm256_i64scatter_epi32): Ditto.
7238 (_mm256_mask_i64scatter_epi32): Ditto.
7239 (_mm_i64scatter_epi32): Ditto.
7240 (_mm_mask_i64scatter_epi32): Ditto.
7241 (_mm256_i64scatter_epi64): Ditto.
7242 (_mm256_mask_i64scatter_epi64): Ditto.
7243 (_mm_i64scatter_epi64): Ditto.
7244 (_mm_mask_i64scatter_epi64): Ditto.
7245 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7246 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7247 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7248 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7249 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7250 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7251 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7252 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7253 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7254 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7255 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7256 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7257 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7258 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7259 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7260 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7261 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7262 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7263 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7264 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7265 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7266 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7267 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7268 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7269 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7270 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7271 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7272 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7273 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7274 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7275 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7276 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7277 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7278 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7279 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7280 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7281 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7282 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7283 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7284 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7285 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7286 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7287 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7288 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7289 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7290 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7291 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7292 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7293 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7294 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7295 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7296 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7297 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7298 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7299 definitions accordingly.
7301 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7302 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7304 PR target/79079
7305 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7306 gen_lowpart.
7308 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7310 PR target/79058
7311 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7312 hard regs for inner regno.
7314 2017-01-17 Martin Liska <mliska@suse.cz>
7316 PR ipa/71207
7317 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7318 assumption and add comment.
7320 2017-01-17 Nathan Sidwell <nathan@acm.org>
7322 * ipa-visibility.c (localize_node): New function, broken out of ...
7323 (function_and_variable_visibility): ... here. Call it.
7325 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7327 PR middle-end/77445
7328 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7329 correctly set frequency of oudgoing edge.
7330 (duplicate_thread_path): Fix profile updating.
7332 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7334 PR other/79046
7335 * configure.ac: Add GCC_BASE_VER.
7336 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7337 version from BASE-VER file.
7338 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7339 (gcc.o): Depend on $(BASEVER).
7340 * common.opt (dumpfullversion): New option.
7341 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7342 * doc/invoke.texi: Document -dumpfullversion.
7343 * doc/install.texi: Document --with-gcc-major-version-only.
7344 * configure: Regenerated.
7346 2017-01-17 Richard Biener <rguenther@suse.de>
7348 PR tree-optimization/71433
7349 * tree-vrp.c (register_new_assert_for): Merge same asserts
7350 on all incoming edges.
7351 (process_assert_insertions_for): Handle insertions at the
7352 beginning of BBs.
7354 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
7356 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7357 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7359 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
7361 PR target/78633
7362 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7363 RTL sharing.
7365 2017-01-17 Alan Modra <amodra@gmail.com>
7367 PR target/79066
7368 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7369 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7370 symbolic stack limit when pic.
7372 2017-01-16 Martin Sebor <msebor@redhat.com>
7374 PR tree-optimization/78608
7375 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7377 2017-01-16 Jeff Law <law@redhat.com>
7379 Revert:
7380 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
7381 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7382 for several include directories that may be relative to sysroot.
7383 * config/i386/x-mingw32 (gplus_includedir): Define.
7384 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7385 (native_system_includedir): Likewise.
7386 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7387 override if TARGET_SYSTEM_ROOT is defined.
7388 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7390 PR tree-optimization/79090
7391 PR tree-optimization/33562
7392 PR tree-optimization/61912
7393 PR tree-optimization/77485
7394 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
7395 and computed trims into the dump file.
7397 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7399 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7401 2017-01-16 Jakub Jelinek <jakub@redhat.com>
7403 PR c/79089
7404 * gimplify.c (gimplify_init_constructor): If want_value and
7405 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
7406 fix.
7408 PR target/79080
7409 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7410 sequence. Formatting fixes.
7411 (doloop_optimize): Formatting fixes.
7413 PR driver/49726
7414 * gcc.c (debug_level_greater_than_spec_func): New function.
7415 (static_spec_functions): Add debug-level-gt spec function.
7416 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7417 !g0.
7418 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7419 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7420 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7421 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7422 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7423 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7425 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
7427 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7428 QImode fixups to general and mask registers only.
7430 2017-01-16 Carl Love <cel@us.ibm.com>
7432 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7433 for built-in functions
7434 vector signed char vec_nabs (vector signed char)
7435 vector signed short vec_nabs (vector signed short)
7436 vector signed int vec_nabs (vector signed int)
7437 vector signed long long vec_nabs (vector signed long long)
7438 vector float vec_nabs (vector float)
7439 vector double vec_nabs (vector double)
7440 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7441 and NABS overload.
7442 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7443 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7444 * doc/extend.texi: Update the documentation file for the new built-in
7445 functions.
7447 2017-01-16 Martin Sebor <msebor@redhat.com>
7449 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7450 message.
7452 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7454 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7455 UNSPEC_VSX__XXSPLTD to require special splat handling.
7457 2017-01-16 David Malcolm <dmalcolm@redhat.com>
7459 PR bootstrap/78616
7460 * system.h: Poison strndup.
7462 2017-01-16 Alan Modra <amodra@gmail.com>
7464 PR target/79098
7465 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
7466 use a switch.
7468 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
7470 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
7472 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
7474 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
7475 call recog here. Assert that INSN_CODE (insn) is non-negative.
7477 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7479 PR target/72749
7480 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
7481 fallthrough.
7482 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
7483 in the currently scheduled RTL fragment.
7485 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7487 PR rtl-optimization/78751
7488 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
7489 give up.
7491 2017-01-14 Jeff Law <law@redhat.com>
7493 PR tree-optimization/79090
7494 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
7495 variable length stores.
7496 (compute_trims): Delete dead assignment to *trim_tail.
7497 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
7498 zero length.
7500 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
7502 PR rtl-optimization/78626
7503 PR rtl-optimization/78727
7504 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
7505 of a block, and split such blocks after everything else is finished.
7507 2017-01-14 Alan Modra <amodra@gmail.com>
7509 PR target/72749
7510 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
7511 target legitimate_combined_insn.
7512 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
7513 (rs6000_legitimate_combined_insn): New function.
7514 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
7515 all uses.
7516 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
7517 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
7518 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
7520 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
7522 * doc/frontends.texi (G++ and GCC): Remove references to Java.
7524 2017-01-13 Jeff Law <law@redhat.com>
7526 PR tree-optimization/33562
7527 PR tree-optimization/61912
7528 PR tree-optimization/77485
7529 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
7530 a statement.
7531 (delete_dead_assignment): Likewise.
7532 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
7533 statement to delete_dead_call and delete_dead_assignment.
7535 2017-01-13 David Malcolm <dmalcolm@redhat.com>
7537 PR c/78304
7538 * substring-locations.c (format_warning_va): Strengthen case 1 so
7539 that both endpoints of the substring must be within the format
7540 range for just the substring to be printed.
7542 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
7544 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
7545 * config/i386/i386.c (ix86_target_string): Add missing options
7546 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
7547 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
7548 flags_other and ix86_target_other to flags2_other. Display unknown
7549 isa2 options.
7550 (ix86_valid_target_attribute_inner_p): Add missing options and
7551 reorder options by implied ISAs, as in ix86_target_string.
7553 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7555 * hash-table.h (hash_table::too_empty_p): New function.
7556 (hash_table::expand): Use it.
7557 (hash_table::traverse): Likewise.
7558 (hash_table::empty_slot): Use sizeof (value_type) instead of
7559 sizeof (PTR) to convert bytes to elements. Shrink the table
7560 if the current size is excessive for the current number of
7561 elements.
7563 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
7565 * ira-costs.c (record_reg_classes): Break from the inner loop
7566 early once alt_fail is known to be true. Update outer loop
7567 handling accordingly.
7569 2017-01-13 Jeff Law <law@redhat.com>
7571 * tree-ssa-dse.c (decrement_count): New function.
7572 (increment_start_addr, maybe_trim_memstar_call): Likewise.
7573 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
7574 when we know the partially dead statement is a mem* function.
7576 PR tree-optimization/61912
7577 PR tree-optimization/77485
7578 * tree-ssa-dse.c: Include expr.h.
7579 (maybe_trim_constructor_store): New function.
7580 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
7582 PR tree-optimization/33562
7583 PR tree-optimization/61912
7584 PR tree-optimization/77485
7585 * doc/invoke.texi: Document new dse-max-object-size param.
7586 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
7587 * tree-ssa-dse.c: Include params.h.
7588 (dse_store_status): New enum.
7589 (initialize_ao_ref_for_dse): New, partially extracted from
7590 dse_optimize_stmt.
7591 (valid_ao_ref_for_dse, normalize_ref): New.
7592 (setup_live_bytes_from_ref, compute_trims): Likewise.
7593 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
7594 (maybe_trim_partially_dead_store): Likewise.
7595 (maybe_trim_complex_store): Likewise.
7596 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
7597 Track what bytes live from the original store. Return tri-state
7598 for dead, partially dead or live.
7599 (dse_dom_walker): Add constructor, destructor and new private members.
7600 (delete_dead_call, delete_dead_assignment): New extracted from
7601 dse_optimize_stmt.
7602 (dse_optimize_stmt): Make a member of dse_dom_walker.
7603 Use initialize_ao_ref_for_dse.
7605 PR tree-optimization/33562
7606 PR tree-optimization/61912
7607 PR tree-optimization/77485
7608 * sbitmap.h (bitmap_count_bits): Prototype.
7609 (bitmap_clear_range, bitmap_set_range): Likewise.
7610 * sbitmap.c (bitmap_clear_range): New function.
7611 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
7613 2017-01-13 Martin Liska <mliska@suse.cz>
7615 PR ipa/79043
7616 * function.c (set_cfun): Add new argument force.
7617 * function.h (set_cfun): Likewise.
7618 * ipa-inline-transform.c (inline_call): Use the function when
7619 strict alising from is dropped for function we inline to.
7621 2017-01-13 Richard Biener <rguenther@suse.de>
7623 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
7624 for dumping GIMPLE INTEGER_CSTs.
7626 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7628 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
7629 to 201112L since C++17.
7631 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
7633 PR sanitizer/78887
7634 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
7635 if -fsanitize=kernel-address is present.
7637 2017-01-13 Richard Biener <rguenther@suse.de>
7639 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
7640 as _Literal ( type ) number in case usual suffixes do not
7641 preserve all information.
7643 2017-01-13 Richard Biener <rguenther@suse.de>
7645 PR tree-optimization/77283
7646 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
7647 and ssa-iterators.h.
7648 (is_feasible_trace): Implement a cost model based on joiner
7649 PHI node uses.
7651 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7653 PR target/79004
7654 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
7655 char or short to __float128/_Float128 directly.
7657 2017-01-12 Martin Sebor <msebor@redhat.com>
7659 to -Wformat-overflow.
7660 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
7661 (min_bytes_remaining): Same.
7662 (get_string_length): Same.
7663 (format_string): Same.
7664 (format_directive): Same.
7665 (add_bytes): Same.
7666 (pass_sprintf_length::handle_gimple_call): Same.
7668 2017-01-12 Jakub Jelinek <jakub@redhat.com>
7670 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
7671 info.nowrite calls with no lhs that can't throw. Return bool
7672 whether gsi_remove has been called or not.
7673 (pass_sprintf_length::handle_gimple_call): Return bool whether
7674 try_substitute_return_value called gsi_remove. Formatting fix.
7675 (pass_sprintf_length::execute): Don't use gsi_remove if
7676 handle_gimple_call returned true.
7678 PR bootstrap/79069
7679 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
7680 be removed due to side-effects, don't remove following barrier nor
7681 turn the successor edge into fallthru edge.
7683 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7685 PR target/79044
7686 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
7687 element-reversing loads and stores as not swappable.
7689 2017-01-12 Nathan Sidwell <nathan@acm.org>
7690 Nicolai Stange <nicstange@gmail.com>
7692 * combine.c (try_combine): Don't ignore result of overlap checking
7693 loop. Combine overlap & asm check into single loop.
7695 2017-01-12 Richard Biener <rguenther@suse.de>
7697 * tree-pretty-print.c (dump_generic_node): Provide -gimple
7698 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
7700 2017-01-12 Richard Biener <rguenther@suse.de>
7702 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
7703 and TS_TARGET_OPTION directly derive from TS_BASE.
7704 * tree-core.h (tree_optimization_option): Derive from tree_base.
7705 (tree_target_option): Likewise.
7707 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
7709 * config/i386/i386.c (memory_address_length): Increase len
7710 only when rip_relative_addr_p returns false.
7712 2017-01-11 Julia Koval <julia.koval@intel.com>
7714 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
7715 (OPTION_MASK_ISA_SGX_SET): New.
7716 (ix86_handle_option): Handle OPT_msgx.
7717 * config.gcc: Added sgxintrin.h.
7718 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
7719 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
7720 * config/i386/i386.c (ix86_target_string): Add -msgx.
7721 (PTA_SGX): New.
7722 (ix86_option_override_internal): Handle new options.
7723 (ix86_valid_target_attribute_inner_p): Add sgx.
7724 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
7725 * config/i386/i386.opt: Add msgx.
7726 * config/i386/sgxintrin.h: New file.
7727 * config/i386/x86intrin.h: Add sgxintrin.h.
7729 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7731 PR c++/71537
7732 * fold-const.c (maybe_nonzero_address): Return 1 for function
7733 local objects.
7734 (tree_single_nonzero_warnv_p): Don't handle function local objects
7735 here.
7737 PR c++/72813
7738 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
7739 of c-header.
7741 2017-01-11 David Malcolm <dmalcolm@redhat.com>
7743 PR driver/78877
7744 * opts.c: Include "spellcheck.h"
7745 (struct string_fragment): New struct.
7746 (struct edit_distance_traits<const string_fragment &>): New
7747 struct.
7748 (get_closest_sanitizer_option): New function.
7749 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
7751 2017-01-11 Jakub Jelinek <jakub@redhat.com>
7753 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
7754 by 12.
7755 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
7756 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
7757 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
7758 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
7759 for initial die_offset if dwarf_split_debug_info.
7760 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
7761 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
7762 fields.
7763 (output_skeleton_debug_sections): Formatting fix. Use
7764 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
7765 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
7767 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
7769 * config/arm/cortex-a53.md: Add bypasses for
7770 cortex_a53_r2f_cvt.
7771 (cortex_a53_r2f): Only use for transfers.
7772 (cortex_a53_f2r): Likewise.
7773 (cortex_a53_r2f_cvt): Add reservation for conversions.
7774 (cortex_a53_f2r_cvt): Likewise.
7776 2017-01-11 Tamar Christina <tamar.christina@arm.com>
7778 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
7779 to all inlined functions, change static to extern.
7781 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
7783 PR target/78253
7784 * config/arm/arm.c (legitimize_pic_address): Handle reference to
7785 weak symbol.
7786 (arm_assemble_integer): Likewise.
7788 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
7790 * config.gcc: Use new awk script to check CPU, FPU and architecture
7791 parameters for --with-... options.
7792 * config/arm/parsecpu.awk: New file
7793 * config/arm/arm-cpus.in: New file.
7794 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
7795 files.
7796 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
7797 files.
7798 * config/arm/t-arm: Update dependency rules.
7799 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
7800 of processing .def files.
7801 * config/arm/genopt.sh: Deleted.
7802 * config/arm/gentune.sh: Deleted.
7803 * config/arm/arm-cores.def: Deleted.
7804 * config/arm/arm-arches.def: Deleted.
7805 * config/arm/arm-fpus.def: Deleted.
7806 * config/arm/arm-tune.md: Regenerated.
7807 * config/arm/arm-tables.opt: Regenerated.
7808 * config/arm/arm-cpu.h: New generated file.
7809 * config/arm/arm-cpu-data.h: New generated file.
7810 * config/arm/arm-cpu-cdata.h: New generated file.
7812 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
7814 PR lto/79042
7815 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
7816 bit.
7817 (input_varpool_node): Unpack dynamically_initialized bit.
7819 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
7821 PR rtl-optimization/79032
7822 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
7823 the alignment of the adjusted memory reference against that of MODE,
7824 instead of the alignment of the original memory reference.
7826 2017-01-11 Martin Jambor <mjambor@suse.cz>
7828 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
7829 test.
7830 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
7831 decorated functions.
7833 2017-01-11 Richard Biener <rguenther@suse.de>
7835 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
7836 set range/nonnull info for PHI results. Do not set it on
7837 stmts marked for removal.
7839 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
7841 * expr.c (store_field): In the bitfield case, fetch the return value
7842 from the registers before applying a single big-endian adjustment.
7843 Always do a final load for a BLKmode value not larger than a word.
7845 2017-01-10 David Malcolm <dmalcolm@redhat.com>
7847 PR c++/77949
7848 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7849 that we correctly handle column numbers greater than
7850 LINE_MAP_MAX_COLUMN_NUMBER.
7852 2017-01-10 Martin Sebor <msebor@redhat.com>
7854 PR middle-end/78245
7855 * gimple-ssa-sprintf.c (get_destination_size): Call
7856 {init,fini}object_sizes.
7857 * tree-object-size.c (addr_object_size): Adjust.
7858 (pass_through_call): Adjust.
7859 (pass_object_sizes::execute): Adjust.
7860 * tree-object-size.h (fini_object_sizes): Declare.
7862 2017-01-10 Martin Sebor <msebor@redhat.com>
7864 PR tree-optimization/78775
7865 * builtins.c (get_size_range): Move...
7866 * calls.c: ...to here.
7867 (alloc_max_size): Accept zero argument.
7868 (operand_signed_p): Remove.
7869 (maybe_warn_alloc_args_overflow): Call get_size_range.
7870 * calls.h (get_size_range): Declare.
7872 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
7874 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
7875 from TI's devices.csv file as of September 2016.
7876 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
7878 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
7880 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
7881 * doc/invoke.texi: Likewise.
7882 * doc/md.texi: Likewise.
7883 * doc/objc.texi: Likewise.
7885 2017-01-10 Joshua Conner <joshconner@google.com>
7887 * config/arm/fuchsia-elf.h: New file.
7888 * config/fuchsia.h: New file.
7889 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
7890 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
7891 targets.
7892 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
7894 2016-01-10 Richard Biener <rguenther@suse.de>
7896 PR tree-optimization/79034
7897 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7898 Propagate out degenerate PHIs in the joiner.
7900 2017-01-10 Martin Liska <mliska@suse.cz>
7902 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
7903 (sort_congruence_classes_by_decl_uid): Likewise.
7904 (sort_congruence_class_groups_by_decl_uid): Likewise.
7905 (sem_item_optimizer::merge_classes): Sort class, groups in these
7906 classes and members in the groups by DECL_UID of declarations.
7907 This would make merge operations stable.
7909 2017-01-10 Martin Liska <mliska@suse.cz>
7911 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
7912 usage of m_classes_vec.
7913 (sem_item_optimizer::~sem_item_optimizer): Likewise.
7914 (sem_item_optimizer::get_group_by_hash): Likewise.
7915 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
7916 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
7917 (sem_item_optimizer::verify_classes): Likewise.
7918 (sem_item_optimizer::process_cong_reduction): Likewise.
7919 (sem_item_optimizer::dump_cong_classes): Likewise.
7920 (sem_item_optimizer::merge_classes): Likewise.
7921 * ipa-icf.h (congruence_class_hash): Rename from
7922 congruence_class_group_hash. Remove declaration of m_classes_vec.
7924 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
7926 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
7927 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
7928 * config.gcc: Add avx512vpopcntdqintrin.h.
7929 * config/i386/avx512vpopcntdqintrin.h: New.
7930 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
7931 * config/i386/i386-builtin-types.def: Add new types.
7932 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
7933 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
7934 __builtin_ia32_vpopcountq_v8di_mask): New.
7935 * config/i386/i386-c.c (ix86_target_macros_internal): Define
7936 __AVX512VPOPCNTDQ__.
7937 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
7938 (PTA_AVX512VPOPCNTDQ): Define.
7939 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
7940 TARGET_AVX512VPOPCNTDQ_P): Define.
7941 * config/i386/i386.opt: Add mavx512vpopcntdq.
7942 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
7943 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
7945 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7947 PR middle-end/77484
7948 * predict.def (PRED_CALL): Set to 67.
7950 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
7952 * expr.c (store_field): In the bitfield case, if the value comes from
7953 a function call and is of an aggregate type returned in registers, do
7954 not modify the field mode; extract the value in all cases if the mode
7955 is BLKmode and the size is not larger than a word.
7957 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
7959 PR target/71017
7960 * config/i386/cpuid.h: Fix undefined behavior.
7962 2017-01-04 Jeff Law <law@redhat.com>
7964 PR tree-optimization/79007
7965 PR tree-optimization/67955
7966 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
7967 conservative for pt.null when flag_non_call_exceptions is on.
7969 2017-01-09 Jakub Jelinek <jakub@redhat.com>
7971 PR translation/79019
7972 PR translation/79020
7973 * params.def (PARAM_INLINE_MIN_SPEEDUP,
7974 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
7975 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
7976 in descriptions.
7977 * config/avr/avr.opt (maccumulate-args): Likewise.
7978 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
7979 * common.opt (freport-bug): Likewise.
7980 * cif-code.def (CIF_FINAL_ERROR): Likewise.
7981 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
7982 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
7983 translatable string.
7984 * config/i386/i386.c (function_value_32): Likewise.
7985 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
7986 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
7987 Likewise.
7988 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
7989 * common/config/msp430/msp430-common.c (msp430_handle_option):
7990 Likewise.
7991 * symtab.c (symtab_node::verify_base): Likewise.
7992 * opts.c (set_debug_level): Likewise.
7993 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
7994 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7995 missing whitespace to translatable strings.
7996 * config/avr/avr.md (bswapsi2): Fix typo in comment.
7997 * config/sh/superh.h: Likewise.
7998 * config/i386/xopintrin.h: Likewise.
7999 * config/i386/znver1.md: Likewise.
8000 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8001 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8002 * double-int.h (struct double_int): Likewise.
8003 * double-int.c (div_and_round_double): Likewise.
8004 * wide-int.cc: Likewise.
8005 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8006 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8007 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8008 (crossjumps_occurred): ... this.
8009 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8010 Adjust all uses.
8012 PR tree-optimization/78899
8013 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8014 returning bool return struct loop *, NULL for failure and the new
8015 loop on success.
8016 (versionable_outer_loop_p): Don't version outer loop if it has
8017 dont_vectorized bit set.
8018 (tree_if_conversion): When versioning outer loop, ensure
8019 tree_if_conversion is performed also on the inner loop of the
8020 non-vectorizable outer loop copy.
8021 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8022 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8023 prevent vectorization of it.
8024 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8025 the outer loop vectorization of the non-scalar version is attempted
8026 before vectorization of the inner loop in scalar version. If
8027 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8028 vectorization of its inner loop.
8029 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8030 has 2 inner loops, rename also on edges from bb whose single pred
8031 is outer_loop->header. Fix typo in function comment.
8033 2017-01-09 Martin Sebor <msebor@redhat.com>
8035 PR bootstrap/79033
8036 * asan.c (asan_emit_stack_protection): Increase local buffer size
8037 to avoid snprintf truncation warning.
8039 2017-01-09 Andrew Pinski <apinski@cavium.com>
8041 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8042 to reference thunderx2t99 for the tuning structure
8043 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8044 Rename to ...
8045 (thunderx2t99_extra_costs): This.
8046 * config/aarch64/aarch64-tune.md: Regenerate.
8047 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8048 (vulcan_addrcost_table): This.
8049 (vulcan_regmove_cost): Rename to ...
8050 (thunderx2t99_regmove_cost): This.
8051 (vulcan_vector_cost): Rename to ...
8052 (thunderx2t99_vector_cost): this.
8053 (vulcan_branch_cost): Rename to ...
8054 (thunderx2t99_branch_cost): This.
8055 (vulcan_tunings): Rename to ...
8056 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8057 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8059 2017-01-09 Martin Jambor <mjambor@suse.cz>
8061 PR ipa/78365
8062 PR ipa/78599
8063 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8064 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8065 (propagate_vr_accross_jump_function): Use the above function for all
8066 value range computations for pass-through jump functions and type
8067 converasion from explicit value range values.
8068 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8069 parameters from TYPE_ARG_TYPES.
8070 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8071 (ipa_write_node_info): Stream type of the actual argument.
8072 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8074 2017-01-09 Martin Liska <mliska@suse.cz>
8076 PR pch/78970
8077 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8078 (lookup_compiler): Do not show error message with have_E.
8080 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8082 PR tree-optimization/78938
8083 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8084 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8085 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8086 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8087 fixes.
8089 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8091 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8092 is const0_rtx.
8094 2017-01-09 Richard Biener <rguenther@suse.de>
8096 PR tree-optimization/78997
8097 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8098 name condition properly.
8100 2017-01-09 Richard Biener <rguenther@suse.de>
8102 PR debug/79000
8103 * dwarf2out.c (is_cxx): New overload with context.
8104 (is_naming_typedef_decl): Use it.
8106 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8108 * invoke.texi (Option Summary): Correct spacing in option lists
8109 and add line breaks to fix over-long lines.
8111 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8113 PR middle-end/17660
8115 * extend.texi (Common Variable Attributes): Add xref to GCC
8116 Internals manual to explain mode attribute keywords.
8118 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8120 PR other/16519
8121 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8122 and Preprocessor Options.
8123 (Options for Linking): Document -pthread here....
8124 (RS/6000 and PowerPC Options): ...not here.
8125 (Solaris 2 Options): ...or here.
8126 * doc/cppopts.texi: Document -pthread.
8128 2017-01-08 Martin Sebor <msebor@redhat.com>
8130 PR middle-end/77708
8131 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8132 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8133 New member functions.
8134 (format_directive): Used them.
8135 (add_bytes): Same.
8136 (pass_sprintf_length::handle_gimple_call): Same.
8137 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8138 to avoid truncation for any argument.
8139 (extract_affine_mul): Same.
8140 * tree.c (get_file_function_name): Same.
8142 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8144 PR middle-end/77484
8145 * predict.def (PRED_INDIR_CALL): Set to 86.
8147 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8149 PR preprocessor/54124
8150 * doc/cppopts.texi: Reformat -d subtable to list the full name
8151 of the options. Add cross-reference to the docs for the general
8152 compiler -d options.
8153 * doc/invoke.texi (Developer Options): Add cross-reference to the
8154 preprocessor-specific -d option documentation.
8156 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8158 PR preprocessor/13498
8159 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8160 redudant material, and reflect new command-line options.
8161 (System Headers): Likewise.
8163 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8165 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8166 -isystem, and -idirafter. Copy-edit.
8167 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8168 default for -ftrack-macro-expansion. Delete obsolete and
8169 badly-formatted implementation details about -fdebug-cpp output.
8170 * doc/cppwarnopts.texi: Copy-edit.
8172 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8174 PR c++/72803
8175 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8176 that the transition from a max line width >= 1<<10 to narrower
8177 lines works correctly.
8179 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8181 * doc/options.texi (PerFunction): New.
8182 * opt-functions.awk (switch_flags): Map both Optimization and
8183 PerFunction to CL_OPTIMIZATION.
8184 * opth-gen.awk: Test for PerFunction flag along with
8185 Optimization.
8186 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8187 it only when the latter is present. Skip those that don't in
8188 the hash function generator.
8189 * common.opt (fvar-tracking): Mark as PerFunction instead of
8190 Optimization.
8191 (fvar-tracking-assignments): Likewise.
8192 (fvar-tracking-assignments-toggle): Likewise.
8193 (fvar-tracking-uninit): Likewise.
8195 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8197 PR translation/79018
8198 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8199 the and store.
8201 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8203 PR target/57583
8204 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8205 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8206 TARGET_LONG_JUMP_TABLE_OFFSETS.
8207 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8208 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8209 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8210 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8211 * config/m68k/m68k.md (tablejump expander): Likewise.
8212 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8213 TARGET_LONG_JUMP_TABLE_OFFSETS.
8214 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8215 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8217 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8218 David Holsgrove <david.holsgrove@xilinx.com>
8220 * common/config/microblaze/microblaze-common.c
8221 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8222 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8223 New prototype.
8224 * config/microblaze/microblaze.c (microblaze_must_save_register)
8225 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8226 calls_eh_return.
8227 (microblaze_eh_return): New function.
8228 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8229 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8230 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8231 * config/microblaze/microblaze.md (eh_return): New pattern.
8233 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8235 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8236 GCC_DIAGNOSTIC_STRINGIFY): Define.
8238 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8240 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8242 * config/arm/arm.md (<mcrr>): New.
8243 (<mrrc>): New.
8244 * config/arm/arm.c (arm_arch5te): New.
8245 (arm_option_override): Set arm_arch5te.
8246 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8247 and mrrc2.
8248 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8249 (arm_mcrr_qualifiers): ... this. New.
8250 (MRRC_QUALIFIERS): Define to...
8251 (arm_mrrc_qualifiers): ... this. New.
8252 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8253 __arm_mrrc2): New.
8254 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8255 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8256 (MRRCI, mrrc, MRRC): New.
8257 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8258 VUNSPEC_MRRC2): New.
8260 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8262 * config/arm/arm.md (<mcr>): New.
8263 (<mrc>): New.
8264 * config/arm/arm.c (arm_coproc_builtin_available): Add
8265 support for mcr, mrc, mcr2 and mrc2.
8266 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8267 (arm_mcr_qualifiers): ... this. New.
8268 (MRC_QUALIFIERS): Define to ...
8269 (arm_mrc_qualifiers): ... this. New.
8270 (MCR_QUALIFIERS): Define to ...
8271 (arm_mcr_qualifiers): ... this. New.
8272 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8273 __arm_mrc2): New.
8274 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8275 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8276 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8277 VUNSPEC_MRC2): New.
8279 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8281 * config/arm/arm.md (*ldc): New.
8282 (*stc): New.
8283 (<ldc>): New.
8284 (<stc>): New.
8285 * config/arm/arm.c (arm_coproc_builtin_available): Add
8286 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8287 (arm_coproc_ldc_stc_legitimate_address): New.
8288 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8289 'qualifier_const_pointer'.
8290 (LDC_QUALIFIERS): Define to...
8291 (arm_ldc_qualifiers): ... this. New.
8292 (STC_QUALIFIERS): Define to...
8293 (arm_stc_qualifiers): ... this. New.
8294 * config/arm/arm-protos.h
8295 (arm_coproc_ldc_stc_legitimate_address): New.
8296 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8297 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8298 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8299 stc2, stcl, stc2l): New.
8300 * config/arm/constraints.md (Uz): New.
8301 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8302 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8303 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8304 VUNSPEC_STC2L): New.
8306 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8308 * config/arm/arm.md (<cdp>): New.
8309 * config/arm/arm.c (neon_const_bounds): Rename this ...
8310 (arm_const_bounds): ... this.
8311 (arm_coproc_builtin_available): New.
8312 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8313 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8314 (CDP_QUALIFIERS): Define to...
8315 (arm_cdp_qualifiers): ... this. New.
8316 (void_UP): Define.
8317 (arm_expand_builtin_args): Add case for 6 arguments.
8318 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8319 (arm_const_bounds): ... this.
8320 (arm_coproc_builtin_available): New.
8321 * config/arm/arm_acle.h (__arm_cdp): New.
8322 (__arm_cdp2): New.
8323 * config/arm/arm_acle_builtins.def (cdp): New.
8324 (cdp2): New.
8325 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8326 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8327 'arm_const_bounds'.
8328 * config/arm/types.md (coproc): New.
8329 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8330 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8331 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8332 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8334 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8336 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8337 (UBINOP_QUALIFIERS): New.
8338 (si_UP): Define.
8339 (acle_builtin_data): New. Change comment.
8340 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8341 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8342 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8343 arm_acle_builtins.def.
8344 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8345 (arm_init_acle_builtins): New.
8346 (CRC32_BUILTIN): Remove.
8347 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8348 crc32cb, crc32ch and crc32cw.
8349 (arm_init_crc32_builtins): Remove.
8350 (arm_init_builtins): Use arm_init_acle_builtins rather
8351 than arm_init_crc32_builtins.
8352 (arm_expand_acle_builtin): New.
8353 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8354 * config/arm/arm_acle_builtins.def: New.
8356 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8358 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8359 (arm_builtin_datum): ... this.
8360 (arm_init_neon_builtin): Rename to ...
8361 (arm_init_builtin): ... this. Add a new parameters PREFIX
8362 and USE_SIG_IN_NAME.
8363 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8364 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8365 'arm_builtin_datum'.
8366 (arm_init_vfp_builtins): Likewise.
8367 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8368 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8369 (arm_expand_neon_args): Rename to ...
8370 (arm_expand_builtin_args): ... this. Rename builtin_arg
8371 enum values and differentiate between ARG_BUILTIN_MEMORY
8372 and ARG_BUILTIN_NEON_MEMORY.
8373 (arm_expand_neon_builtin_1): Rename to ...
8374 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8375 values, arm_expand_builtin_args and add bool parameter NEON.
8376 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8377 (arm_expand_vfp_builtin): Likewise.
8378 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8380 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8382 PR middle-end/77484
8383 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8384 * predict.c (tree_estimate_probability_bb): Reverse direction of
8385 polymorphic call predictor.
8387 2017-01-06 David Malcolm <dmalcolm@redhat.com>
8389 * passes.c (execute_one_pass): Split out pass-skipping logic into...
8390 (determine_pass_name_match): ...this new function and...
8391 (should_skip_pass_p): ...this new function.
8393 2017-01-06 Nathan Sidwell <nathan@acm.org>
8395 * ipa-visibility.c (function_and_variable_visibility): Reformat
8396 comments and long lines. Remove extrneous if.
8397 * symtab.c (symtab_node::make_decl_local): Fix code format.
8398 (symtab_node::set_section_for_node): Fix comment typo.
8400 2017-01-06 Martin Liska <mliska@suse.cz>
8402 PR bootstrap/79003
8403 * lra-constraints.c: Rename invariant to lra_invariant.
8404 * predict.c (set_even_probabilities): Initialize e to NULL.
8406 2017-01-05 Martin Sebor <msebor@redhat.com>
8408 PR tree-optimization/78910
8409 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8410 (format_integer): Correct off-by-one error in the handling
8411 of precision with negative numbers in signed conversions..
8413 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
8415 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8417 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8419 PR tree-optimization/71016
8420 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8421 factor_out_conditional_conversion. Formatting fix.
8422 (factor_out_conditional_conversion): Add cond_stmt argument.
8423 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8424 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8425 Formatting fix.
8427 2017-01-05 David Malcolm <dmalcolm@redhat.com>
8429 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8430 read-rtl-function.o, and selftest-rtl.o.
8431 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8432 (selftest::aarch64_test_loading_full_dump): New function.
8433 (selftest::aarch64_run_selftests): New function.
8434 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8435 selftest::aarch64_run_selftests.
8436 * config/i386/i386.c
8437 (selftest::ix86_test_loading_dump_fragment_1): New function.
8438 (selftest::ix86_test_loading_call_insn): New function.
8439 (selftest::ix86_test_loading_full_dump): New function.
8440 (selftest::ix86_test_loading_unspec): New function.
8441 (selftest::ix86_run_selftests): Call the new functions.
8442 * emit-rtl.c (maybe_set_max_label_num): New function.
8443 * emit-rtl.h (maybe_set_max_label_num): New decl.
8444 * function.c (instantiate_decls): Guard call to
8445 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8446 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8447 "static".
8448 * gensupport.c (gen_reader::gen_reader): Pass "false"
8449 for new "compact" param of rtx_reader.
8450 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8451 rather than an empty string for NULL strings.
8452 * read-md.c: Potentially include config.h rather than bconfig.h.
8453 Wrap include of errors.h with #ifdef GENERATOR_FILE.
8454 (have_error): New global, copied from errors.c.
8455 (md_reader::read_name): Rename to...
8456 (md_reader::read_name_1): ...this, adding "out_loc" param,
8457 and converting "missing name or number" to returning false, rather
8458 than failing.
8459 (md_reader::read_name): Reimplement in terms of read_name_1.
8460 (md_reader::read_name_or_nil): New function.
8461 (md_reader::read_string): Handle "(nil)" by returning NULL.
8462 (md_reader::md_reader): Add new param "compact".
8463 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
8464 (md_reader::read_file): New method.
8465 * read-md.h (md_reader::md_reader): Add new param "compact".
8466 (md_reader::read_file): New method.
8467 (md_reader::is_compact): New accessor.
8468 (md_reader::read_name): Convert return type from void to file_location.
8469 (md_reader::read_name_or_nil): New decl.
8470 (md_reader::read_name_1): New decl.
8471 (md_reader::m_compact): New field.
8472 (noop_reader::noop_reader): Pass "false" for new "compact" param
8473 of rtx_reader.
8474 (rtx_reader::rtx_reader): Add new "compact" param.
8475 (rtx_reader::read_rtx_operand): Make virtual and convert return
8476 type from void to rtx.
8477 (rtx_reader::read_until): New decl.
8478 (rtx_reader::handle_any_trailing_information): New virtual function.
8479 (rtx_reader::postprocess): New virtual function.
8480 (rtx_reader::finalize_string): New virtual function.
8481 (rtx_reader::m_in_call_function_usage): New field.
8482 (rtx_reader::m_reuse_rtx_by_id): New field.
8483 * read-rtl-function.c: New file.
8484 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
8485 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
8486 (selftest::verify_three_block_rtl_cfg): New decl.
8487 * read-rtl-function.h: New file.
8488 * read-rtl.c: Potentially include config.h rather than bconfig.h.
8489 For host, include function.h, memmodel.h, and emit-rtl.h.
8490 (one_time_initialization): New function.
8491 (struct compact_insn_name): New struct.
8492 (compact_insn_names): New array.
8493 (find_code): Handle insn codes in compact dumps.
8494 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
8495 (bind_subst_iter_and_attr): Likewise.
8496 (add_condition_to_string): Likewise.
8497 (add_condition_to_rtx): Likewise.
8498 (apply_attribute_uses): Likewise.
8499 (add_current_iterators): Likewise.
8500 (apply_iterators): Likewise.
8501 (initialize_iterators): Guard usage of apply_subst_iterator with
8502 #ifdef GENERATOR_FILE.
8503 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
8504 (md_reader::read_mapping): Likewise.
8505 (add_define_attr_for_define_subst): Likewise.
8506 (add_define_subst_attr): Likewise.
8507 (read_subst_mapping): Likewise.
8508 (check_code_iterator): Likewise.
8509 (rtx_reader::read_rtx): Likewise. Move one-time initialization
8510 logic to...
8511 (one_time_initialization): New function.
8512 (rtx_reader::read_until): New method.
8513 (read_flags): New function.
8514 (parse_reg_note_name): New function.
8515 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
8516 Handle reuse_rtx ids.
8517 Wrap iterator lookup within #ifdef GENERATOR_FILE.
8518 Add parsing support for RTL dumps, mirroring the special-cases in
8519 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
8520 values, and calling handle_any_trailing_information.
8521 (rtx_reader::read_rtx_operand): Convert return type from void
8522 to rtx, returning return_rtx. Handle case 'e'. Call
8523 finalize_string on XSTR and XTMPL fields.
8524 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
8525 "(nil)" values were omitted. Call the postprocess vfunc on the
8526 return_rtx.
8527 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
8528 class ctor. Initialize m_in_call_function_usage. Call
8529 one_time_initialization.
8530 * rtl-tests.c (selftest::test_uncond_jump): Call
8531 set_new_first_and_last_insn.
8532 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
8533 * selftest-rtl.c: New file.
8534 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
8535 (selftest::get_insn_by_uid): New decl.
8536 * selftest-run-tests.c (selftest::run_tests): Call
8537 read_rtl_function_c_tests.
8538 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
8539 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
8540 dumps.
8542 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
8544 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
8545 operands in a special way. Assert that pos+len <= mode precision.
8547 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8549 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
8550 3 argument Alias with unlimited for the negative form.
8551 (fno-vect-cost-model): Removed.
8553 2017-01-05 Martin Liska <mliska@suse.cz>
8555 * hsa-gen.c (gen_hsa_divmod): New function.
8556 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
8558 2017-01-05 Martin Liska <mliska@suse.cz>
8560 PR pch/78970
8561 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
8562 header.
8564 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8566 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
8567 small constant length operands.
8569 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8571 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
8572 between loop iterations.
8574 2017-01-05 Martin Liska <mliska@suse.cz>
8576 PR sanitizer/78815
8577 * gimplify.c (gimplify_decl_expr): Compare to
8578 asan_poisoned_variables instread of checking flags.
8579 (gimplify_target_expr): Likewise.
8580 (gimplify_expr): Likewise.
8581 (gimplify_function_tree): Conditionally initialize
8582 asan_poisoned_variables.
8584 2017-01-04 Jeff Law <law@redhat.com>
8586 PR tree-optimizatin/78812
8587 * rtl.h (contains_mem_rtx_p): Prototype.
8588 * ifcvt.c (containts_mem_rtx_p): Move from here to...
8589 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
8590 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
8591 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
8592 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
8594 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8596 * input.c (assert_char_at_range): Default-initialize actual_range.
8598 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8600 * df-scan.c (df_ref_create_structure): Make regno unsigned,
8601 to match the caller.
8603 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8605 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
8606 insns after final jump in test to emit dummy move.
8608 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8610 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
8611 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
8613 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
8615 * multiple_target.c (create_dispatcher_calls): Init e_next.
8616 * tree-ssa-loop-split.c (split_loop): Init border.
8617 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
8618 scalar_type.
8620 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8622 PR target/71977
8623 PR target/70568
8624 PR target/78823
8625 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
8626 (altivec_register_operand): Do not return true if the operand
8627 contains a SUBREG mixing SImode and SFmode.
8628 (vsx_register_operand): Likewise.
8629 (vsx_reg_sfsubreg_ok): New predicate.
8630 (vfloat_operand): Do not return true if the operand contains a
8631 SUBREG mixing SImode and SFmode.
8632 (vint_operand): Likewise.
8633 (vlogical_operand): Likewise.
8634 (gpc_reg_operand): Likewise.
8635 (int_reg_operand): Likewise.
8636 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
8637 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
8638 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
8639 SImode and SFmode.
8640 (rs6000_emit_move_si_sf_subreg): New helper function.
8641 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
8642 fixup SUBREGs involving SImode and SFmode.
8643 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
8644 numbers for the new peephole2 optimization.
8645 (peephole2 for SFmode unions): New peephole2 to optimize cases in
8646 the GLIBC math library that do AND/IOR/XOR operations on single
8647 precision floating point.
8648 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
8649 target macros to say whether we need to avoid SUBREGs mixing
8650 SImode and SFmode.
8651 (TARGET_ALLOW_SF_SUBREG): Likewise.
8652 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
8653 (UNSPEC_SI_FROM_SF): Likewise.
8654 (iorxor): Change spacing.
8655 (and_ior_xor): New iterator for AND, IOR, and XOR.
8656 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
8657 (movdi_from_sf_zero_ext): Likewise.
8658 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
8659 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
8660 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
8661 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
8662 (fms<mode>4): Likewise.
8663 (fnma<mode>4): Likewise.
8664 (fnms<mode>4): Likewise.
8665 (nfma<mode>4): Likewise.
8666 (nfms<mode>4): Likewise.
8668 2017-01-04 Marek Polacek <polacek@redhat.com>
8670 PR c++/64767
8671 * doc/invoke.texi: Document -Wpointer-compare.
8673 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8675 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
8676 RejectNegative.
8678 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
8679 descriptions for -gdwarf-5 and emit them as uleb128 instead of
8680 2-byte data.
8682 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
8684 PR target/78056
8685 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
8686 documentation of the powerpc_popcntb_ok attribute.
8687 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8688 code to issue warning messages if a requested CPU configuration is
8689 not supported by the binary (assembler and loader) toolchain.
8690 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
8691 made to define a built-in function that has been disabled.
8692 (paired_init_builtins): Add assertion to prevent ICE if attempt is
8693 made to define a built-in function that has been disabled.
8694 (altivec_init_builtins): Add comment explaining why definition
8695 of the DST built-in functions is not preceded by an assertion
8696 check. Add assertions to prevent ICE if attempts are made to
8697 define an altivec predicate or an abs* built-in function that has
8698 been disabled.
8699 (htm_init_builtins): Add comment explaining why definition of the
8700 htm built-in functions is not preceded by an assertion check.
8702 2017-01-04 Jeff Law <law@redhat.com>
8704 PR tree-optimizatin/67955
8705 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
8706 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
8707 the points-to solution does not include pt_null. Use DECL_PT_UID
8708 unconditionally.
8710 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
8712 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
8713 Use gen_int_mode instead of gen_lopwart for const_int operands.
8715 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8717 PR tree-optimization/71563
8718 * match.pd: Simplify X << Y into X if Y is known to be 0 or
8719 out of range value - has low bits known to be zero.
8721 2017-01-04 Alan Modra <amodra@gmail.com>
8723 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
8724 * configure: Regenerate.
8725 * config.in: Regenerate.
8727 2017-01-04 Jakub Jelinek <jakub@redhat.com>
8729 PR bootstrap/77569
8730 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
8731 a substring of the message, but strcmp with the whole message. Ifdef
8732 ENABLE_NLS, translate the message first using dgettext.
8734 2017-01-03 Jeff Law <law@redhat.com>
8736 PR tree-optimizatin/78856
8737 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
8738 (mark_threaded_blocks): Remove code to truncate thread paths that
8739 cross multiple loop headers. Instead invalidate the cached loop
8740 iteration information and handle case of a thread path walking
8741 into an irreducible region.
8743 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8745 PR target/78900
8746 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
8747 assertions. Add support for doing the signbit if the IEEE 128-bit
8748 floating point value is in a GPR.
8749 * config/rs6000/rs6000.md (Fsignbit): Delete.
8750 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
8751 Update the length attribute if the value is in a GPR.
8752 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
8753 the sign or zero extension instruction, since the value is always 0/1.
8754 (signbit<mode>2_dm2): Delete using <Fsignbit>.
8756 PR target/78953
8757 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
8758 extracting SImode to a GPR register so that we can generate a
8759 store, limit the vector to be in a traditional Altivec register
8760 for the vextuwrx instruction.
8762 2017-01-03 Ian Lance Taylor <iant@google.com>
8764 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
8766 2017-01-03 Martin Sebor <msebor@redhat.com>
8768 PR tree-optimization/78696
8769 * gimple-ssa-sprintf.c (format_floating): Correct handling of
8770 precision. Use MPFR for %f for greater fidelity. Correct handling
8771 of %g.
8772 (pass_sprintf_length::compute_format_length): Set width and precision
8773 specified by asrerisk to void_node for vararg functions.
8774 (try_substitute_return_value): Adjust dump output.
8776 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
8778 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
8780 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
8782 * doc/invoke.texi (SPARC options): Document -mlra as the default.
8783 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
8784 -mlra/-mno-lra was passed to the compiler.
8786 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
8788 PR rtl-optimization/65618
8789 * emit-rtl.c (try_split): Move initialization of "before" and
8790 "after" to just before the call to emit_insn_after_setloc.
8792 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8794 * doc/md.texi (Standard Names): Remove reference to Java frontend.
8796 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
8798 * dwarf2out.c (gen_enumeration_type_die): When
8799 -gno-strict-dwarf, add a DW_AT_encoding attribute.
8801 2017-01-03 Jakub Jelinek <jakub@redhat.com>
8803 PR tree-optimization/78965
8804 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8805 Change first argument from const call_info & to call_info &. For %n
8806 set info.nowrite to false.
8808 PR middle-end/78901
8809 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
8810 possibly throwing calls.
8812 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
8813 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
8814 and fns handling, rather than in a separate case SSA_NAME.
8816 2017-01-02 Jeff Law <law@redhat.com>
8818 * config/darwin-driver.c (darwin_driver_init): Const-correctness
8819 fixes for first_period and second_period variables.
8821 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
8823 PR target/78967
8824 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
8825 (*insvqi_1): New insn pattern.
8826 (*insvqi_1_mem_rex64): Ditto.
8827 (*insvqi_2): Ditto.
8828 (*insvqi_3): Rename from *insvqi.
8830 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
8832 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8834 * doc/cfg.texi (Edges): Remove reference to Java.
8835 (Maintaining the CFG): Ditto.
8837 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8839 PR middle-end/77674
8840 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
8841 transparent aliases.
8843 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8845 PR middle-end/77484
8846 * predict.def (PRED_CALL): Update hitrate.
8847 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
8848 * predict.c (tree_estimate_probability_bb): Split CALL predictor
8849 into direct/indirect/polymorphic variants.
8851 2017-01-01 Jakub Jelinek <jakub@redhat.com>
8853 Update copyright years.
8855 * gcc.c (process_command): Update copyright notice dates.
8856 * gcov-dump.c (print_version): Ditto.
8857 * gcov.c (print_version): Ditto.
8858 * gcov-tool.c (print_version): Ditto.
8859 * gengtype.c (create_file): Ditto.
8860 * doc/cpp.texi: Bump @copying's copyright year.
8861 * doc/cppinternals.texi: Ditto.
8862 * doc/gcc.texi: Ditto.
8863 * doc/gccint.texi: Ditto.
8864 * doc/gcov.texi: Ditto.
8865 * doc/install.texi: Ditto.
8866 * doc/invoke.texi: Ditto.
8867 \f
8868 Copyright (C) 2017 Free Software Foundation, Inc.
8870 Copying and distribution of this file, with or without modification,
8871 are permitted in any medium without royalty provided the copyright
8872 notice and this notice are preserved.